openbox/client.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    client.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003-2007   Dana Jansens
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "client.h"
  21 #include "debug.h"
  22 #include "startupnotify.h"
  23 #include "dock.h"
  24 #include "xerror.h"
  25 #include "screen.h"
  26 #include "moveresize.h"
  27 #include "place.h"
  28 #include "prop.h"
  29 #include "extensions.h"
  30 #include "frame.h"
  31 #include "session.h"
  32 #include "event.h"
  33 #include "grab.h"
  34 #include "focus.h"
  35 #include "stacking.h"
  36 #include "openbox.h"
  37 #include "group.h"
  38 #include "config.h"
  39 #include "menuframe.h"
  40 #include "keyboard.h"
  41 #include "mouse.h"
  42 #include "render/render.h"
  43
  44 #ifdef HAVE_UNISTD_H
  45 #  include <unistd.h>
  46 #endif
  47
  48 #include <glib.h>
  49 #include <X11/Xutil.h>
  50
  51 /*! The event mask to grab on client windows */
  52 #define CLIENT_EVENTMASK (PropertyChangeMask | StructureNotifyMask | \
  53                           ColormapChangeMask)
  54
  55 #define CLIENT_NOPROPAGATEMASK (ButtonPressMask | ButtonReleaseMask | \
  56                                 ButtonMotionMask)
  57
  58 typedef struct
  59 {
  60     ObClientDestructor func;
  61     gpointer data;
  62 } Destructor;
  63
  64 GList            *client_list        = NULL;
  65
  66 static GSList *client_destructors    = NULL;
  67
  68 static void client_get_all(ObClient *self);
  69 static void client_toggle_border(ObClient *self, gboolean show);
  70 static void client_get_startup_id(ObClient *self);
  71 static void client_get_session_ids(ObClient *self);
  72 static void client_get_area(ObClient *self);
  73 static void client_get_desktop(ObClient *self);
  74 static void client_get_state(ObClient *self);
  75 static void client_get_layer(ObClient *self);
  76 static void client_get_shaped(ObClient *self);
  77 static void client_get_mwm_hints(ObClient *self);
  78 static void client_get_gravity(ObClient *self);
  79 static void client_get_colormap(ObClient *self);
  80 static void client_get_transientness(ObClient *self);
  81 static void client_change_allowed_actions(ObClient *self);
  82 static void client_change_state(ObClient *self);
  83 static void client_change_wm_state(ObClient *self);
  84 static void client_apply_startup_state(ObClient *self, gint x, gint y);
  85 static void client_restore_session_state(ObClient *self);
  86 static gboolean client_restore_session_stacking(ObClient *self);
  87 static ObAppSettings *client_get_settings_state(ObClient *self);
  88 static void client_update_transient_tree(ObClient *self,
  89                                          ObGroup *oldgroup, ObGroup *newgroup,
  90                                          ObClient* oldparent,
  91                                          ObClient *newparent);
  92 static void client_present(ObClient *self, gboolean here, gboolean raise);
  93 static GSList *client_search_all_top_parents_internal(ObClient *self,
  94                                                       gboolean bylayer,
  95                                                       ObStackingLayer layer);
  96
  97 void client_startup(gboolean reconfig)
  98 {
  99     if (reconfig) return;
 100
 101     client_set_list();
 102 }
 103
 104 void client_shutdown(gboolean reconfig)
 105 {
 106 }
 107
 108 void client_add_destructor(ObClientDestructor func, gpointer data)
 109 {
 110     Destructor *d = g_new(Destructor, 1);
 111     d->func = func;
 112     d->data = data;
 113     client_destructors = g_slist_prepend(client_destructors, d);
 114 }
 115
 116 void client_remove_destructor(ObClientDestructor func)
 117 {
 118     GSList *it;
 119
 120     for (it = client_destructors; it; it = g_slist_next(it)) {
 121         Destructor *d = it->data;
 122         if (d->func == func) {
 123             g_free(d);
 124             client_destructors = g_slist_delete_link(client_destructors, it);
 125             break;
 126         }
 127     }
 128 }
 129
 130 void client_set_list()
 131 {
 132     Window *windows, *win_it;
 133     GList *it;
 134     guint size = g_list_length(client_list);
 135
 136     /* create an array of the window ids */
 137     if (size > 0) {
 138         windows = g_new(Window, size);
 139         win_it = windows;
 140         for (it = client_list; it; it = g_list_next(it), ++win_it)
 141             *win_it = ((ObClient*)it->data)->window;
 142     } else
 143         windows = NULL;
 144
 145     PROP_SETA32(RootWindow(ob_display, ob_screen),
 146                 net_client_list, window, (gulong*)windows, size);
 147
 148     if (windows)
 149         g_free(windows);
 150
 151     stacking_set_list();
 152 }
 153
 154 /*
 155   void client_foreach_transient(ObClient *self, ObClientForeachFunc func, gpointer data)
 156   {
 157   GSList *it;
 158
 159   for (it = self->transients; it; it = g_slist_next(it)) {
 160   if (!func(it->data, data)) return;
 161   client_foreach_transient(it->data, func, data);
 162   }
 163   }
 164
 165   void client_foreach_ancestor(ObClient *self, ObClientForeachFunc func, gpointer data)
 166   {
 167   if (self->transient_for) {
 168   if (self->transient_for != OB_TRAN_GROUP) {
 169   if (!func(self->transient_for, data)) return;
 170   client_foreach_ancestor(self->transient_for, func, data);
 171   } else {
 172   GSList *it;
 173
 174   for (it = self->group->members; it; it = g_slist_next(it))
 175   if (it->data != self &&
 176   !((ObClient*)it->data)->transient_for) {
 177   if (!func(it->data, data)) return;
 178   client_foreach_ancestor(it->data, func, data);
 179   }
 180   }
 181   }
 182   }
 183 */
 184
 185 void client_manage_all()
 186 {
 187     guint i, j, nchild;
 188     Window w, *children;
 189     XWMHints *wmhints;
 190     XWindowAttributes attrib;
 191
 192     XQueryTree(ob_display, RootWindow(ob_display, ob_screen),
 193                &w, &w, &children, &nchild);
 194
 195     /* remove all icon windows from the list */
 196     for (i = 0; i < nchild; i++) {
 197         if (children[i] == None) continue;
 198         wmhints = XGetWMHints(ob_display, children[i]);
 199         if (wmhints) {
 200             if ((wmhints->flags & IconWindowHint) &&
 201                 (wmhints->icon_window != children[i]))
 202                 for (j = 0; j < nchild; j++)
 203                     if (children[j] == wmhints->icon_window) {
 204                         children[j] = None;
 205                         break;
 206                     }
 207             XFree(wmhints);
 208         }
 209     }
 210
 211     for (i = 0; i < nchild; ++i) {
 212         if (children[i] == None)
 213             continue;
 214         if (XGetWindowAttributes(ob_display, children[i], &attrib)) {
 215             if (attrib.override_redirect) continue;
 216
 217             if (attrib.map_state != IsUnmapped)
 218                 client_manage(children[i]);
 219         }
 220     }
 221     XFree(children);
 222 }
 223
 224 void client_manage(Window window)
 225 {
 226     ObClient *self;
 227     XEvent e;
 228     XWindowAttributes attrib;
 229     XSetWindowAttributes attrib_set;
 230     XWMHints *wmhint;
 231     gboolean activate = FALSE;
 232     ObAppSettings *settings;
 233     gint newx, newy;
 234
 235     grab_server(TRUE);
 236
 237     /* check if it has already been unmapped by the time we started mapping.
 238        the grab does a sync so we don't have to here */
 239     if (XCheckTypedWindowEvent(ob_display, window, DestroyNotify, &e) ||
 240         XCheckTypedWindowEvent(ob_display, window, UnmapNotify, &e))
 241     {
 242         XPutBackEvent(ob_display, &e);
 243
 244         ob_debug("Trying to manage unmapped window. Aborting that.\n");
 245         grab_server(FALSE);
 246         return; /* don't manage it */
 247     }
 248
 249     /* make sure it isn't an override-redirect window */
 250     if (!XGetWindowAttributes(ob_display, window, &attrib) ||
 251         attrib.override_redirect)
 252     {
 253         grab_server(FALSE);
 254         return; /* don't manage it */
 255     }
 256
 257     /* is the window a docking app */
 258     if ((wmhint = XGetWMHints(ob_display, window))) {
 259         if ((wmhint->flags & StateHint) &&
 260             wmhint->initial_state == WithdrawnState)
 261         {
 262             dock_add(window, wmhint);
 263             grab_server(FALSE);
 264             XFree(wmhint);
 265             return;
 266         }
 267         XFree(wmhint);
 268     }
 269
 270     ob_debug("Managing window: %lx\n", window);
 271
 272     /* choose the events we want to receive on the CLIENT window */
 273     attrib_set.event_mask = CLIENT_EVENTMASK;
 274     attrib_set.do_not_propagate_mask = CLIENT_NOPROPAGATEMASK;
 275     XChangeWindowAttributes(ob_display, window,
 276                             CWEventMask|CWDontPropagate, &attrib_set);
 277
 278
 279     /* create the ObClient struct, and populate it from the hints on the
 280        window */
 281     self = g_new0(ObClient, 1);
 282     self->obwin.type = Window_Client;
 283     self->window = window;
 284
 285     /* non-zero defaults */
 286     self->wmstate = WithdrawnState; /* make sure it gets updated first time */
 287     self->layer = -1;
 288     self->desktop = screen_num_desktops; /* always an invalid value */
 289     self->user_time = focus_client ? focus_client->user_time : CurrentTime;
 290
 291     client_get_all(self);
 292     /* per-app settings override stuff, and return the settings for other
 293        uses too */
 294     settings = client_get_settings_state(self);
 295     /* the session should get the last say */
 296     client_restore_session_state(self);
 297
 298     client_calc_layer(self);
 299
 300     {
 301         Time t = sn_app_started(self->startup_id, self->class);
 302         if (t) self->user_time = t;
 303     }
 304
 305     /* update the focus lists, do this before the call to change_state or
 306        it can end up in the list twice! */
 307     focus_order_add_new(self);
 308
 309     /* remove the client's border (and adjust re gravity) */
 310     client_toggle_border(self, FALSE);
 311
 312     /* specify that if we exit, the window should not be destroyed and should
 313        be reparented back to root automatically */
 314     XChangeSaveSet(ob_display, window, SetModeInsert);
 315
 316     /* create the decoration frame for the client window */
 317     self->frame = frame_new(self);
 318
 319     frame_grab_client(self->frame, self);
 320
 321     /* do this after we have a frame.. it uses the frame to help determine the
 322        WM_STATE to apply. */
 323     client_change_state(self);
 324
 325     grab_server(FALSE);
 326
 327     stacking_add_nonintrusive(CLIENT_AS_WINDOW(self));
 328
 329     /* focus the new window? */
 330     if (ob_state() != OB_STATE_STARTING &&
 331         (!self->session || self->session->focused) &&
 332         !self->iconic &&
 333         /* this means focus=true for window is same as config_focus_new=true */
 334         ((config_focus_new || (settings && settings->focus == 1)) ||
 335          client_search_focus_parent(self)) &&
 336         /* this checks for focus=false for the window */
 337         (!settings || settings->focus != 0) &&
 338         /* note the check against Type_Normal/Dialog, not client_normal(self),
 339            which would also include other types. in this case we want more
 340            strict rules for focus */
 341         (self->type == OB_CLIENT_TYPE_NORMAL ||
 342          self->type == OB_CLIENT_TYPE_DIALOG))
 343     {
 344         activate = TRUE;
 345     }
 346
 347     /* get the current position */
 348     newx = self->area.x;
 349     newy = self->area.y;
 350
 351     /* figure out placement for the window */
 352     if (ob_state() == OB_STATE_RUNNING) {
 353         gboolean transient;
 354
 355         transient = place_client(self, &newx, &newy, settings);
 356
 357         /* make sure the window is visible. */
 358         client_find_onscreen(self, &newx, &newy,
 359                              self->area.width,
 360                              self->area.height,
 361                              /* non-normal clients has less rules, and
 362                                 windows that are being restored from a
 363                                 session do also. we can assume you want
 364                                 it back where you saved it. Clients saying
 365                                 they placed themselves are subjected to
 366                                 harder rules, ones that are placed by
 367                                 place.c or by the user are allowed partially
 368                                 off-screen and on xinerama divides (ie,
 369                                 it is up to the placement routines to avoid
 370                                 the xinerama divides) */
 371                              transient ||
 372                              (((self->positioned & PPosition) &&
 373                                !(self->positioned & USPosition)) &&
 374                               client_normal(self) &&
 375                               !self->session));
 376     }
 377
 378     /* do this after the window is placed, so the premax/prefullscreen numbers
 379        won't be all wacko!!
 380        also, this moves the window to the position where it has been placed
 381     */
 382     ob_debug("placing window 0x%x at %d, %d with size %d x %d\n",
 383              self->window, newx, newy, self->area.width, self->area.height);
 384     if (self->session)
 385         ob_debug("session requested %d %d\n",
 386                  self->session->x, self->session->y);
 387
 388     client_apply_startup_state(self, newx, newy);
 389
 390     mouse_grab_for_client(self, TRUE);
 391
 392     if (activate) {
 393         guint32 last_time = focus_client ?
 394             focus_client->user_time : CurrentTime;
 395
 396         /* This is focus stealing prevention */
 397         ob_debug_type(OB_DEBUG_FOCUS,
 398                       "Want to focus new window 0x%x with time %u "
 399                       "(last time %u)\n",
 400                       self->window, self->user_time, last_time);
 401
 402         /* if it's on another desktop */
 403         if (!(self->desktop == screen_desktop || self->desktop == DESKTOP_ALL)
 404             && /* the timestamp is from before you changed desktops */
 405             self->user_time && screen_desktop_user_time &&
 406             !event_time_after(self->user_time, screen_desktop_user_time))
 407         {
 408             activate = FALSE;
 409             ob_debug_type(OB_DEBUG_FOCUS,
 410                           "Not focusing the window because its on another "
 411                           "desktop\n");
 412         }
 413         /* If something is focused, and it's not our parent... */
 414         else if (focus_client && client_search_focus_parent(self) == NULL)
 415         {
 416             /* If time stamp is old, don't steal focus */
 417             if (self->user_time && last_time &&
 418                 !event_time_after(self->user_time, last_time))
 419             {
 420                 activate = FALSE;
 421                 ob_debug_type(OB_DEBUG_FOCUS,
 422                               "Not focusing the window because the time is "
 423                               "too old\n");
 424             }
 425             /* Don't steal focus from globally active clients.
 426                I stole this idea from KWin. It seems nice.
 427              */
 428             if (!(focus_client->can_focus || focus_client->focus_notify)) {
 429                 activate = FALSE;
 430                 ob_debug_type(OB_DEBUG_FOCUS,
 431                               "Not focusing the window because a globally "
 432                               "active client has focus\n");
 433             }
 434         }
 435
 436         if (!activate) {
 437             ob_debug_type(OB_DEBUG_FOCUS,
 438                           "Focus stealing prevention activated for %s with "
 439                           "time %u (last time %u)\n",
 440                           self->title, self->user_time, last_time);
 441             /* if the client isn't focused, then hilite it so the user
 442                knows it is there */
 443             client_hilite(self, TRUE);
 444         }
 445     }
 446     else {
 447         /* This may look rather odd. Well it's because new windows are added
 448            to the stacking order non-intrusively. If we're not going to focus
 449            the new window or hilite it, then we raise it to the top. This will
 450            take affect for things that don't get focused like splash screens.
 451            Also if you don't have focus_new enabled, then it's going to get
 452            raised to the top. Legacy begets legacy I guess?
 453         */
 454         if (!client_restore_session_stacking(self))
 455             client_raise(self);
 456     }
 457
 458     /* this has to happen before we try focus the window, but we want it to
 459        happen after the client's stacking has been determined or it looks bad
 460     */
 461     client_show(self);
 462
 463     /* use client_focus instead of client_activate cuz client_activate does
 464        stuff like switch desktops etc and I'm not interested in all that when
 465        a window maps since its not based on an action from the user like
 466        clicking a window to activate it. so keep the new window out of the way
 467        but do focus it. */
 468     if (activate) {
 469         gboolean stacked = client_restore_session_stacking(self);
 470         client_present(self, FALSE, !stacked);
 471     }
 472
 473     /* add to client list/map */
 474     client_list = g_list_append(client_list, self);
 475     g_hash_table_insert(window_map, &self->window, self);
 476
 477     /* this has to happen after we're in the client_list */
 478     if (STRUT_EXISTS(self->strut))
 479         screen_update_areas();
 480
 481     /* update the list hints */
 482     client_set_list();
 483
 484     ob_debug("Managed window 0x%lx (%s)\n", window, self->class);
 485 }
 486
 487 void client_unmanage_all()
 488 {
 489     while (client_list != NULL)
 490         client_unmanage(client_list->data);
 491 }
 492
 493 void client_unmanage(ObClient *self)
 494 {
 495     guint j;
 496     GSList *it;
 497
 498     ob_debug("Unmanaging window: %lx (%s) (%s)\n", self->window, self->class,
 499              self->title ? self->title : "");
 500
 501     g_assert(self != NULL);
 502
 503     /* we dont want events no more. do this before hiding the frame so we
 504        don't generate more events */
 505     XSelectInput(ob_display, self->window, NoEventMask);
 506
 507     frame_hide(self->frame);
 508     /* flush to send the hide to the server quickly */
 509     XFlush(ob_display);
 510
 511     /* ignore enter events from the unmap so it doesnt mess with the focus */
 512     event_ignore_queued_enters();
 513
 514     mouse_grab_for_client(self, FALSE);
 515
 516     /* remove the window from our save set */
 517     XChangeSaveSet(ob_display, self->window, SetModeDelete);
 518
 519     /* update the focus lists */
 520     focus_order_remove(self);
 521     if (client_focused(self)) {
 522         /* don't leave an invalid focus_client */
 523         focus_client = NULL;
 524     }
 525
 526     client_list = g_list_remove(client_list, self);
 527     stacking_remove(self);
 528     g_hash_table_remove(window_map, &self->window);
 529
 530     /* once the client is out of the list, update the struts to remove its
 531        influence */
 532     if (STRUT_EXISTS(self->strut))
 533         screen_update_areas();
 534
 535     for (it = client_destructors; it; it = g_slist_next(it)) {
 536         Destructor *d = it->data;
 537         d->func(self, d->data);
 538     }
 539
 540     /* tell our parent(s) that we're gone */
 541     if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
 542         for (it = self->group->members; it; it = g_slist_next(it))
 543             if (it->data != self)
 544                 ((ObClient*)it->data)->transients =
 545                     g_slist_remove(((ObClient*)it->data)->transients, self);
 546     } else if (self->transient_for) {        /* transient of window */
 547         self->transient_for->transients =
 548             g_slist_remove(self->transient_for->transients, self);
 549     }
 550
 551     /* tell our transients that we're gone */
 552     for (it = self->transients; it; it = g_slist_next(it)) {
 553         if (((ObClient*)it->data)->transient_for != OB_TRAN_GROUP) {
 554             ((ObClient*)it->data)->transient_for = NULL;
 555             client_calc_layer(it->data);
 556         }
 557     }
 558
 559     /* remove from its group */
 560     if (self->group) {
 561         group_remove(self->group, self);
 562         self->group = NULL;
 563     }
 564
 565     /* restore the window's original geometry so it is not lost */
 566     {
 567         Rect a = self->area;
 568
 569         if (self->fullscreen)
 570             a = self->pre_fullscreen_area;
 571         else if (self->max_horz || self->max_vert) {
 572             if (self->max_horz) {
 573                 a.x = self->pre_max_area.x;
 574                 a.width = self->pre_max_area.width;
 575             }
 576             if (self->max_vert) {
 577                 a.y = self->pre_max_area.y;
 578                 a.height = self->pre_max_area.height;
 579             }
 580         }
 581
 582         /* give the client its border back */
 583         client_toggle_border(self, TRUE);
 584
 585         self->fullscreen = self->max_horz = self->max_vert = FALSE;
 586         self->decorations = 0; /* unmanaged windows have no decor */
 587
 588         client_move_resize(self, a.x, a.y, a.width, a.height);
 589     }
 590
 591     /* reparent the window out of the frame, and free the frame */
 592     frame_release_client(self->frame, self);
 593     self->frame = NULL;
 594
 595     if (ob_state() != OB_STATE_EXITING) {
 596         /* these values should not be persisted across a window
 597            unmapping/mapping */
 598         PROP_ERASE(self->window, net_wm_desktop);
 599         PROP_ERASE(self->window, net_wm_state);
 600         PROP_ERASE(self->window, wm_state);
 601     } else {
 602         /* if we're left in an unmapped state, the client wont be mapped. this
 603            is bad, since we will no longer be managing the window on restart */
 604         XMapWindow(ob_display, self->window);
 605     }
 606
 607     ob_debug("Unmanaged window 0x%lx\n", self->window);
 608
 609     /* free all data allocated in the client struct */
 610     g_slist_free(self->transients);
 611     for (j = 0; j < self->nicons; ++j)
 612         g_free(self->icons[j].data);
 613     if (self->nicons > 0)
 614         g_free(self->icons);
 615     g_free(self->wm_command);
 616     g_free(self->title);
 617     g_free(self->icon_title);
 618     g_free(self->name);
 619     g_free(self->class);
 620     g_free(self->role);
 621     g_free(self->client_machine);
 622     g_free(self->sm_client_id);
 623     g_free(self);
 624
 625     /* update the list hints */
 626     client_set_list();
 627 }
 628
 629 static ObAppSettings *client_get_settings_state(ObClient *self)
 630 {
 631     ObAppSettings *settings = NULL;
 632     GSList *it;
 633
 634     for (it = config_per_app_settings; it; it = g_slist_next(it)) {
 635         ObAppSettings *app = it->data;
 636
 637         if ((app->name && !app->class && !strcmp(app->name, self->name))
 638             || (app->class && !app->name && !strcmp(app->class, self->class))
 639             || (app->class && app->name && !strcmp(app->class, self->class)
 640                 && !strcmp(app->name, self->name)))
 641         {
 642             /* Match if no role was specified in the per app setting, or if the
 643              * string matches the beginning of the role, since apps like to set
 644              * the role to things like browser-window-23c4b2f */
 645             if (!app->role
 646                 || !strncmp(app->role, self->role, strlen(app->role)))
 647             {
 648                 ob_debug("Window matching: %s\n", app->name);
 649                 /* use this one */
 650                 settings = app;
 651                 break;
 652             }
 653         }
 654     }
 655
 656     if (settings) {
 657         if (settings->shade != -1)
 658             self->shaded = !!settings->shade;
 659         if (settings->decor != -1)
 660             self->undecorated = !settings->decor;
 661         if (settings->iconic != -1)
 662             self->iconic = !!settings->iconic;
 663         if (settings->skip_pager != -1)
 664             self->skip_pager = !!settings->skip_pager;
 665         if (settings->skip_taskbar != -1)
 666             self->skip_taskbar = !!settings->skip_taskbar;
 667
 668         if (settings->max_vert != -1)
 669             self->max_vert = !!settings->max_vert;
 670         if (settings->max_horz != -1)
 671             self->max_horz = !!settings->max_horz;
 672
 673         if (settings->fullscreen != -1)
 674             self->fullscreen = !!settings->fullscreen;
 675
 676         if (settings->desktop) {
 677             if (settings->desktop == DESKTOP_ALL)
 678                 self->desktop = settings->desktop;
 679             else if (settings->desktop > 0 &&
 680                      settings->desktop <= screen_num_desktops)
 681                 self->desktop = settings->desktop - 1;
 682         }
 683
 684         if (settings->layer == -1) {
 685             self->below = TRUE;
 686             self->above = FALSE;
 687         }
 688         else if (settings->layer == 0) {
 689             self->below = FALSE;
 690             self->above = FALSE;
 691         }
 692         else if (settings->layer == 1) {
 693             self->below = FALSE;
 694             self->above = TRUE;
 695         }
 696     }
 697     return settings;
 698 }
 699
 700 static void client_restore_session_state(ObClient *self)
 701 {
 702     GList *it;
 703
 704     ob_debug_type(OB_DEBUG_SM,
 705                   "Restore session for client %s\n", self->title);
 706
 707     if (!(it = session_state_find(self))) {
 708         ob_debug_type(OB_DEBUG_SM,
 709                       "Session data not found for client %s\n", self->title);
 710         return;
 711     }
 712
 713     self->session = it->data;
 714
 715     ob_debug_type(OB_DEBUG_SM, "Session data loaded for client %s\n",
 716                   self->title);
 717
 718     RECT_SET_POINT(self->area, self->session->x, self->session->y);
 719     self->positioned = USPosition;
 720     if (self->session->w > 0)
 721         self->area.width = self->session->w;
 722     if (self->session->h > 0)
 723         self->area.height = self->session->h;
 724     XResizeWindow(ob_display, self->window,
 725                   self->area.width, self->area.height);
 726
 727     self->desktop = (self->session->desktop == DESKTOP_ALL ?
 728                      self->session->desktop :
 729                      MIN(screen_num_desktops - 1, self->session->desktop));
 730     PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
 731
 732     self->shaded = self->session->shaded;
 733     self->iconic = self->session->iconic;
 734     self->skip_pager = self->session->skip_pager;
 735     self->skip_taskbar = self->session->skip_taskbar;
 736     self->fullscreen = self->session->fullscreen;
 737     self->above = self->session->above;
 738     self->below = self->session->below;
 739     self->max_horz = self->session->max_horz;
 740     self->max_vert = self->session->max_vert;
 741     self->undecorated = self->session->undecorated;
 742 }
 743
 744 static gboolean client_restore_session_stacking(ObClient *self)
 745 {
 746     GList *it, *mypos;
 747
 748     if (!self->session) return FALSE;
 749
 750     mypos = g_list_find(session_saved_state, self->session);
 751     if (!mypos) return FALSE;
 752
 753     /* start above me and look for the first client */
 754     for (it = g_list_previous(mypos); it; it = g_list_previous(it)) {
 755         GList *cit;
 756
 757         for (cit = client_list; cit; cit = g_list_next(cit)) {
 758             ObClient *c = cit->data;
 759             /* found a client that was in the session, so go below it */
 760             if (c->session == it->data) {
 761                 stacking_below(CLIENT_AS_WINDOW(self),
 762                                CLIENT_AS_WINDOW(cit->data));
 763                 return TRUE;
 764             }
 765         }
 766     }
 767     return FALSE;
 768 }
 769
 770 void client_move_onscreen(ObClient *self, gboolean rude)
 771 {
 772     gint x = self->area.x;
 773     gint y = self->area.y;
 774     if (client_find_onscreen(self, &x, &y,
 775                              self->area.width,
 776                              self->area.height, rude)) {
 777         client_move(self, x, y);
 778     }
 779 }
 780
 781 gboolean client_find_onscreen(ObClient *self, gint *x, gint *y, gint w, gint h,
 782                               gboolean rude)
 783 {
 784     Rect *mon_a, *all_a;
 785     gint ox = *x, oy = *y;
 786     gboolean rudel = rude, ruder = rude, rudet = rude, rudeb = rude;
 787     gint fw, fh;
 788
 789     all_a = screen_area(self->desktop);
 790     mon_a = screen_area_monitor(self->desktop, client_monitor(self));
 791
 792     /* get where the frame would be */
 793     frame_client_gravity(self->frame, x, y, w, h);
 794
 795     /* get the requested size of the window with decorations */
 796     fw = self->frame->size.left + w + self->frame->size.right;
 797     fh = self->frame->size.top + h + self->frame->size.bottom;
 798
 799     /* This makes sure windows aren't entirely outside of the screen so you
 800        can't see them at all.
 801        It makes sure 10% of the window is on the screen at least. At don't let
 802        it move itself off the top of the screen, which would hide the titlebar
 803        on you. (The user can still do this if they want too, it's only limiting
 804        the application.
 805
 806        XXX watch for xinerama dead areas...
 807     */
 808     if (client_normal(self)) {
 809         if (!self->strut.right && *x + fw/10 >= all_a->x + all_a->width - 1)
 810             *x = all_a->x + all_a->width - fw/10;
 811         if (!self->strut.bottom && *y + fh/10 >= all_a->y + all_a->height - 1)
 812             *y = all_a->y + all_a->height - fh/10;
 813         if (!self->strut.left && *x + fw*9/10 - 1 < all_a->x)
 814             *x = all_a->x - fw*9/10;
 815         if (!self->strut.top && *y + fh*9/10 - 1 < all_a->y)
 816             *y = all_a->y - fw*9/10;
 817     }
 818
 819     /* If rudeness wasn't requested, then figure out of the client is currently
 820        entirely on the screen. If it is, and the position isn't changing by
 821        request, and it is enlarging, then be rude even though it wasn't
 822        requested */
 823     if (!rude) {
 824         Point oldtl, oldtr, oldbl, oldbr;
 825         Point newtl, newtr, newbl, newbr;
 826         gboolean stationary_l, stationary_r, stationary_t, stationary_b;
 827
 828         POINT_SET(oldtl, self->frame->area.x, self->frame->area.y);
 829         POINT_SET(oldbr, self->frame->area.x + self->frame->area.width - 1,
 830                   self->frame->area.y + self->frame->area.height - 1);
 831         POINT_SET(oldtr, oldbr.x, oldtl.y);
 832         POINT_SET(oldbl, oldtl.x, oldbr.y);
 833
 834         POINT_SET(newtl, *x, *y);
 835         POINT_SET(newbr, *x + fw - 1, *y + fh - 1);
 836         POINT_SET(newtr, newbr.x, newtl.y);
 837         POINT_SET(newbl, newtl.x, newbr.y);
 838
 839         /* is it moving or just resizing from some corner? */
 840         stationary_l = oldtl.x == oldtl.x;
 841         stationary_r = oldtr.x == oldtr.x;
 842         stationary_t = oldtl.y == oldtl.y;
 843         stationary_b = oldbl.y == oldbl.y;
 844
 845         /* if left edge is growing and didnt move right edge */
 846         if (stationary_r && newtl.x < oldtl.x)
 847             rudel = TRUE;
 848         /* if right edge is growing and didnt move left edge */
 849         if (stationary_l && newtr.x > oldtr.x)
 850             ruder = TRUE;
 851         /* if top edge is growing and didnt move bottom edge */
 852         if (stationary_b && newtl.y < oldtl.y)
 853             rudet = TRUE;
 854         /* if bottom edge is growing and didnt move top edge */
 855         if (stationary_t && newbl.y > oldbl.y)
 856             rudeb = TRUE;
 857     }
 858
 859     /* This here doesn't let windows even a pixel outside the struts/screen.
 860      * When called from client_manage, programs placing themselves are
 861      * forced completely onscreen, while things like
 862      * xterm -geometry resolution-width/2 will work fine. Trying to
 863      * place it completely offscreen will be handled in the above code.
 864      * Sorry for this confused comment, i am tired. */
 865     if (fw <= mon_a->width) {
 866         if (rudel && !self->strut.left && *x < mon_a->x) *x = mon_a->x;
 867         if (ruder && !self->strut.right && *x + fw > mon_a->x + mon_a->width)
 868             *x = mon_a->x + mon_a->width - fw;
 869     }
 870     if (fh <= mon_a->height) {
 871         if (rudet && !self->strut.top && *y < mon_a->y) *y = mon_a->y;
 872         if (rudeb && !self->strut.bottom && *y + fh > mon_a->y + mon_a->height)
 873             *y = mon_a->y + mon_a->height - fh;
 874     }
 875
 876     /* get where the client should be */
 877     frame_frame_gravity(self->frame, x, y, w, h);
 878
 879     return ox != *x || oy != *y;
 880 }
 881
 882 static void client_toggle_border(ObClient *self, gboolean show)
 883 {
 884     /* adjust our idea of where the client is, based on its border. When the
 885        border is removed, the client should now be considered to be in a
 886        different position.
 887        when re-adding the border to the client, the same operation needs to be
 888        reversed. */
 889     gint oldx = self->area.x, oldy = self->area.y;
 890     gint x = oldx, y = oldy;
 891     switch(self->gravity) {
 892     default:
 893     case NorthWestGravity:
 894     case WestGravity:
 895     case SouthWestGravity:
 896         break;
 897     case NorthEastGravity:
 898     case EastGravity:
 899     case SouthEastGravity:
 900         if (show) x -= self->border_width * 2;
 901         else      x += self->border_width * 2;
 902         break;
 903     case NorthGravity:
 904     case SouthGravity:
 905     case CenterGravity:
 906     case ForgetGravity:
 907     case StaticGravity:
 908         if (show) x -= self->border_width;
 909         else      x += self->border_width;
 910         break;
 911     }
 912     switch(self->gravity) {
 913     default:
 914     case NorthWestGravity:
 915     case NorthGravity:
 916     case NorthEastGravity:
 917         break;
 918     case SouthWestGravity:
 919     case SouthGravity:
 920     case SouthEastGravity:
 921         if (show) y -= self->border_width * 2;
 922         else      y += self->border_width * 2;
 923         break;
 924     case WestGravity:
 925     case EastGravity:
 926     case CenterGravity:
 927     case ForgetGravity:
 928     case StaticGravity:
 929         if (show) y -= self->border_width;
 930         else      y += self->border_width;
 931         break;
 932     }
 933     self->area.x = x;
 934     self->area.y = y;
 935
 936     if (show) {
 937         XSetWindowBorderWidth(ob_display, self->window, self->border_width);
 938
 939         /* set border_width to 0 because there is no border to add into
 940            calculations anymore */
 941         self->border_width = 0;
 942     } else
 943         XSetWindowBorderWidth(ob_display, self->window, 0);
 944 }
 945
 946
 947 static void client_get_all(ObClient *self)
 948 {
 949     client_get_area(self);
 950     client_get_mwm_hints(self);
 951
 952     /* The transient-ness of a window is used to pick a type, but the type can
 953        also affect transiency.
 954
 955        Dialogs are always made transients for their group if they have one.
 956
 957        I also have made non-application type windows be transients for their
 958        group (eg utility windows).
 959     */
 960     client_get_transientness(self);
 961     client_get_type(self);/* this can change the mwmhints for special cases */
 962     client_get_state(self);
 963
 964     client_update_wmhints(self);
 965     /* this may have already been called from client_update_wmhints */
 966     if (self->transient_for == NULL)
 967         client_update_transient_for(self);
 968     client_get_startup_id(self);
 969     client_get_desktop(self);/* uses transient data/group/startup id if a
 970                                 desktop is not specified */
 971     client_get_shaped(self);
 972
 973     client_get_layer(self); /* if layer hasn't been specified, get it from
 974                                other sources if possible */
 975
 976     {
 977         /* a couple type-based defaults for new windows */
 978
 979         /* this makes sure that these windows appear on all desktops */
 980         if (self->type == OB_CLIENT_TYPE_DESKTOP)
 981             self->desktop = DESKTOP_ALL;
 982     }
 983
 984     client_update_protocols(self);
 985
 986     client_get_gravity(self); /* get the attribute gravity */
 987     client_update_normal_hints(self); /* this may override the attribute
 988                                          gravity */
 989
 990     /* got the type, the mwmhints, the protocols, and the normal hints
 991        (min/max sizes), so we're ready to set up the decorations/functions */
 992     client_setup_decor_and_functions(self);
 993
 994 #ifdef SYNC
 995     client_update_sync_request_counter(self);
 996 #endif
 997
 998     /* get the session related properties */
 999     client_get_session_ids(self);
1000
1001     client_get_colormap(self);
1002     client_update_title(self);
1003     client_update_strut(self);
1004     client_update_icons(self);
1005     client_update_user_time(self);
1006     client_update_icon_geometry(self);
1007 }
1008
1009 static void client_get_startup_id(ObClient *self)
1010 {
1011     if (!(PROP_GETS(self->window, net_startup_id, utf8, &self->startup_id)))
1012         if (self->group)
1013             PROP_GETS(self->group->leader,
1014                       net_startup_id, utf8, &self->startup_id);
1015 }
1016
1017 static void client_get_area(ObClient *self)
1018 {
1019     XWindowAttributes wattrib;
1020     Status ret;
1021
1022     ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
1023     g_assert(ret != BadWindow);
1024
1025     RECT_SET(self->area, wattrib.x, wattrib.y, wattrib.width, wattrib.height);
1026     POINT_SET(self->root_pos, wattrib.x, wattrib.y);
1027     self->border_width = wattrib.border_width;
1028
1029     ob_debug("client area: %d %d  %d %d\n", wattrib.x, wattrib.y,
1030              wattrib.width, wattrib.height);
1031 }
1032
1033 static void client_get_desktop(ObClient *self)
1034 {
1035     guint32 d = screen_num_desktops; /* an always-invalid value */
1036
1037     if (PROP_GET32(self->window, net_wm_desktop, cardinal, &d)) {
1038         if (d >= screen_num_desktops && d != DESKTOP_ALL)
1039             self->desktop = screen_num_desktops - 1;
1040         else
1041             self->desktop = d;
1042     } else {
1043         gboolean trdesk = FALSE;
1044
1045         if (self->transient_for) {
1046             if (self->transient_for != OB_TRAN_GROUP) {
1047                 self->desktop = self->transient_for->desktop;
1048                 trdesk = TRUE;
1049             } else {
1050                 GSList *it;
1051
1052                 for (it = self->group->members; it; it = g_slist_next(it))
1053                     if (it->data != self &&
1054                         !((ObClient*)it->data)->transient_for) {
1055                         self->desktop = ((ObClient*)it->data)->desktop;
1056                         trdesk = TRUE;
1057                         break;
1058                     }
1059             }
1060         }
1061         if (!trdesk) {
1062             /* try get from the startup-notification protocol */
1063             if (sn_get_desktop(self->startup_id, &self->desktop)) {
1064                 if (self->desktop >= screen_num_desktops &&
1065                     self->desktop != DESKTOP_ALL)
1066                     self->desktop = screen_num_desktops - 1;
1067             } else
1068                 /* defaults to the current desktop */
1069                 self->desktop = screen_desktop;
1070         }
1071     }
1072 }
1073
1074 static void client_get_layer(ObClient *self)
1075 {
1076     if (!(self->above || self->below)) {
1077         if (self->group) {
1078             /* apply stuff from the group */
1079             GSList *it;
1080             gint layer = -2;
1081
1082             for (it = self->group->members; it; it = g_slist_next(it)) {
1083                 ObClient *c = it->data;
1084                 if (c != self && !client_search_transient(self, c) &&
1085                     client_normal(self) && client_normal(c))
1086                 {
1087                     layer = MAX(layer,
1088                                 (c->above ? 1 : (c->below ? -1 : 0)));
1089                 }
1090             }
1091             switch (layer) {
1092             case -1:
1093                 self->below = TRUE;
1094                 break;
1095             case -2:
1096             case 0:
1097                 break;
1098             case 1:
1099                 self->above = TRUE;
1100                 break;
1101             default:
1102                 g_assert_not_reached();
1103                 break;
1104             }
1105         }
1106     }
1107 }
1108
1109 static void client_get_state(ObClient *self)
1110 {
1111     guint32 *state;
1112     guint num;
1113
1114     if (PROP_GETA32(self->window, net_wm_state, atom, &state, &num)) {
1115         gulong i;
1116         for (i = 0; i < num; ++i) {
1117             if (state[i] == prop_atoms.net_wm_state_modal)
1118                 self->modal = TRUE;
1119             else if (state[i] == prop_atoms.net_wm_state_shaded)
1120                 self->shaded = TRUE;
1121             else if (state[i] == prop_atoms.net_wm_state_hidden)
1122                 self->iconic = TRUE;
1123             else if (state[i] == prop_atoms.net_wm_state_skip_taskbar)
1124                 self->skip_taskbar = TRUE;
1125             else if (state[i] == prop_atoms.net_wm_state_skip_pager)
1126                 self->skip_pager = TRUE;
1127             else if (state[i] == prop_atoms.net_wm_state_fullscreen)
1128                 self->fullscreen = TRUE;
1129             else if (state[i] == prop_atoms.net_wm_state_maximized_vert)
1130                 self->max_vert = TRUE;
1131             else if (state[i] == prop_atoms.net_wm_state_maximized_horz)
1132                 self->max_horz = TRUE;
1133             else if (state[i] == prop_atoms.net_wm_state_above)
1134                 self->above = TRUE;
1135             else if (state[i] == prop_atoms.net_wm_state_below)
1136                 self->below = TRUE;
1137             else if (state[i] == prop_atoms.net_wm_state_demands_attention)
1138                 self->demands_attention = TRUE;
1139             else if (state[i] == prop_atoms.openbox_wm_state_undecorated)
1140                 self->undecorated = TRUE;
1141         }
1142
1143         g_free(state);
1144     }
1145 }
1146
1147 static void client_get_shaped(ObClient *self)
1148 {
1149     self->shaped = FALSE;
1150 #ifdef   SHAPE
1151     if (extensions_shape) {
1152         gint foo;
1153         guint ufoo;
1154         gint s;
1155
1156         XShapeSelectInput(ob_display, self->window, ShapeNotifyMask);
1157
1158         XShapeQueryExtents(ob_display, self->window, &s, &foo,
1159                            &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo,
1160                            &ufoo);
1161         self->shaped = (s != 0);
1162     }
1163 #endif
1164 }
1165
1166 void client_get_transientness(ObClient *self)
1167 {
1168     Window t;
1169     if (XGetTransientForHint(ob_display, self->window, &t))
1170         self->transient = TRUE;
1171 }
1172
1173 void client_update_transient_for(ObClient *self)
1174 {
1175     Window t = None;
1176     ObClient *target = NULL;
1177
1178     if (XGetTransientForHint(ob_display, self->window, &t)) {
1179         self->transient = TRUE;
1180         if (t != self->window) { /* cant be transient to itself! */
1181             target = g_hash_table_lookup(window_map, &t);
1182             /* if this happens then we need to check for it*/
1183             g_assert(target != self);
1184             if (target && !WINDOW_IS_CLIENT(target)) {
1185                 /* this can happen when a dialog is a child of
1186                    a dockapp, for example */
1187                 target = NULL;
1188             }
1189
1190             /* THIS IS SO ANNOYING ! ! ! ! Let me explain.... have a seat..
1191
1192                Setting the transient_for to Root is actually illegal, however
1193                applications from time have done this to specify transient for
1194                their group.
1195
1196                Now you can do that by being a TYPE_DIALOG and not setting
1197                the transient_for hint at all on your window. But people still
1198                use Root, and Kwin is very strange in this regard.
1199
1200                KWin 3.0 will not consider windows with transient_for set to
1201                Root as transient for their group *UNLESS* they are also modal.
1202                In that case, it will make them transient for the group. This
1203                leads to all sorts of weird behavior from KDE apps which are
1204                only tested in KWin. I'd like to follow their behavior just to
1205                make this work right with KDE stuff, but that seems wrong.
1206             */
1207             if (!target && self->group) {
1208                 /* not transient to a client, see if it is transient for a
1209                    group */
1210                 if (t == RootWindow(ob_display, ob_screen)) {
1211                     /* window is a transient for its group! */
1212                     target = OB_TRAN_GROUP;
1213                 }
1214             }
1215         }
1216     } else if (self->type == OB_CLIENT_TYPE_DIALOG ||
1217                self->type == OB_CLIENT_TYPE_TOOLBAR ||
1218                self->type == OB_CLIENT_TYPE_MENU ||
1219                self->type == OB_CLIENT_TYPE_UTILITY)
1220     {
1221         self->transient = TRUE;
1222         if (self->group)
1223             target = OB_TRAN_GROUP;
1224     } else
1225         self->transient = FALSE;
1226
1227     client_update_transient_tree(self, self->group, self->group,
1228                                  self->transient_for, target);
1229     self->transient_for = target;
1230
1231 }
1232
1233 static void client_update_transient_tree(ObClient *self,
1234                                          ObGroup *oldgroup, ObGroup *newgroup,
1235                                          ObClient* oldparent,
1236                                          ObClient *newparent)
1237 {
1238     GSList *it, *next;
1239     ObClient *c;
1240
1241     /* No change has occured */
1242     if (oldgroup == newgroup && oldparent == newparent) return;
1243
1244     /** Remove the client from the transient tree wherever it has changed **/
1245
1246     /* If the window is becoming a direct transient for a window in its group
1247        then that window can't be a child of this window anymore */
1248     if (oldparent != newparent &&
1249         newparent != NULL && newparent != OB_TRAN_GROUP &&
1250         newparent->transient_for == OB_TRAN_GROUP &&
1251         newgroup != NULL && newgroup == oldgroup)
1252     {
1253         self->transients = g_slist_remove(self->transients, newparent);
1254     }
1255
1256
1257     /* If the group changed then we need to remove any old group transient
1258        windows from our children. But if we're transient for the group, then
1259        other group transients are not our children. */
1260     if (oldgroup != newgroup && oldgroup != NULL &&
1261         oldparent != OB_TRAN_GROUP)
1262     {
1263         for (it = self->transients; it; it = next) {
1264             next = g_slist_next(it);
1265             c = it->data;
1266             if (c->group == oldgroup)
1267                 self->transients = g_slist_delete_link(self->transients, it);
1268         }
1269     }
1270
1271     /* If we used to be transient for a group and now we are not, or we're
1272        transient for a new group, then we need to remove ourselves from all
1273        our ex-parents */
1274     if (oldparent == OB_TRAN_GROUP && (oldgroup != newgroup ||
1275                                        oldparent != newparent))
1276     {
1277         for (it = oldgroup->members; it; it = g_slist_next(it)) {
1278             c = it->data;
1279             if (c != self && (!c->transient_for ||
1280                               c->transient_for != OB_TRAN_GROUP))
1281                 c->transients = g_slist_remove(c->transients, self);
1282         }
1283     }
1284     /* If we used to be transient for a single window and we are no longer
1285        transient for it, then we need to remove ourself from its children */
1286     else if (oldparent != NULL && oldparent != OB_TRAN_GROUP &&
1287              oldparent != newparent)
1288         oldparent->transients = g_slist_remove(oldparent->transients, self);
1289
1290
1291     /** Re-add the client to the transient tree wherever it has changed **/
1292
1293     /* If we're now transient for a group and we weren't transient for it
1294        before then we need to add ourselves to all our new parents */
1295     if (newparent == OB_TRAN_GROUP && (oldgroup != newgroup ||
1296                                        oldparent != newparent))
1297     {
1298         for (it = oldgroup->members; it; it = g_slist_next(it)) {
1299             c = it->data;
1300             if (c != self && (!c->transient_for ||
1301                               c->transient_for != OB_TRAN_GROUP))
1302                 c->transients = g_slist_prepend(c->transients, self);
1303         }
1304     }
1305     /* If we are now transient for a single window which we weren't before,
1306        we need to add ourselves to its children
1307
1308        WARNING: Cyclical transient ness is possible if two windows are
1309        transient for eachother.
1310     */
1311     else if (newparent != NULL && newparent != OB_TRAN_GROUP &&
1312              newparent != oldparent &&
1313              /* don't make ourself its child if it is already our child */
1314              !client_is_direct_child(self, newparent))
1315         newparent->transients = g_slist_prepend(newparent->transients, self);
1316
1317     /* If the group changed then we need to add any new group transient
1318        windows to our children. But if we're transient for the group, then
1319        other group transients are not our children.
1320
1321        WARNING: Cyclical transient-ness is possible. For e.g. if:
1322        A is transient for the group
1323        B is a member of the group and transient for A
1324     */
1325     if (oldgroup != newgroup && newgroup != NULL &&
1326         newparent != OB_TRAN_GROUP)
1327     {
1328         for (it = newgroup->members; it; it = g_slist_next(it)) {
1329             c = it->data;
1330             if (c != self && c->transient_for == OB_TRAN_GROUP &&
1331                 /* Don't make it our child if it is already our parent */
1332                 !client_is_direct_child(c, self))
1333             {
1334                 self->transients = g_slist_prepend(self->transients, c);
1335             }
1336         }
1337     }
1338 }
1339
1340 static void client_get_mwm_hints(ObClient *self)
1341 {
1342     guint num;
1343     guint32 *hints;
1344
1345     self->mwmhints.flags = 0; /* default to none */
1346
1347     if (PROP_GETA32(self->window, motif_wm_hints, motif_wm_hints,
1348                     &hints, &num)) {
1349         if (num >= OB_MWM_ELEMENTS) {
1350             self->mwmhints.flags = hints[0];
1351             self->mwmhints.functions = hints[1];
1352             self->mwmhints.decorations = hints[2];
1353         }
1354         g_free(hints);
1355     }
1356 }
1357
1358 void client_get_type(ObClient *self)
1359 {
1360     guint num, i;
1361     guint32 *val;
1362
1363     self->type = -1;
1364
1365     if (PROP_GETA32(self->window, net_wm_window_type, atom, &val, &num)) {
1366         /* use the first value that we know about in the array */
1367         for (i = 0; i < num; ++i) {
1368             if (val[i] == prop_atoms.net_wm_window_type_desktop)
1369                 self->type = OB_CLIENT_TYPE_DESKTOP;
1370             else if (val[i] == prop_atoms.net_wm_window_type_dock)
1371                 self->type = OB_CLIENT_TYPE_DOCK;
1372             else if (val[i] == prop_atoms.net_wm_window_type_toolbar)
1373                 self->type = OB_CLIENT_TYPE_TOOLBAR;
1374             else if (val[i] == prop_atoms.net_wm_window_type_menu)
1375                 self->type = OB_CLIENT_TYPE_MENU;
1376             else if (val[i] == prop_atoms.net_wm_window_type_utility)
1377                 self->type = OB_CLIENT_TYPE_UTILITY;
1378             else if (val[i] == prop_atoms.net_wm_window_type_splash)
1379                 self->type = OB_CLIENT_TYPE_SPLASH;
1380             else if (val[i] == prop_atoms.net_wm_window_type_dialog)
1381                 self->type = OB_CLIENT_TYPE_DIALOG;
1382             else if (val[i] == prop_atoms.net_wm_window_type_normal)
1383                 self->type = OB_CLIENT_TYPE_NORMAL;
1384             else if (val[i] == prop_atoms.kde_net_wm_window_type_override) {
1385                 /* prevent this window from getting any decor or
1386                    functionality */
1387                 self->mwmhints.flags &= (OB_MWM_FLAG_FUNCTIONS |
1388                                          OB_MWM_FLAG_DECORATIONS);
1389                 self->mwmhints.decorations = 0;
1390                 self->mwmhints.functions = 0;
1391             }
1392             if (self->type != (ObClientType) -1)
1393                 break; /* grab the first legit type */
1394         }
1395         g_free(val);
1396     }
1397
1398     if (self->type == (ObClientType) -1) {
1399         /*the window type hint was not set, which means we either classify
1400           ourself as a normal window or a dialog, depending on if we are a
1401           transient. */
1402         if (self->transient)
1403             self->type = OB_CLIENT_TYPE_DIALOG;
1404         else
1405             self->type = OB_CLIENT_TYPE_NORMAL;
1406     }
1407 }
1408
1409 void client_update_protocols(ObClient *self)
1410 {
1411     guint32 *proto;
1412     guint num_return, i;
1413
1414     self->focus_notify = FALSE;
1415     self->delete_window = FALSE;
1416
1417     if (PROP_GETA32(self->window, wm_protocols, atom, &proto, &num_return)) {
1418         for (i = 0; i < num_return; ++i) {
1419             if (proto[i] == prop_atoms.wm_delete_window)
1420                 /* this means we can request the window to close */
1421                 self->delete_window = TRUE;
1422             else if (proto[i] == prop_atoms.wm_take_focus)
1423                 /* if this protocol is requested, then the window will be
1424                    notified whenever we want it to receive focus */
1425                 self->focus_notify = TRUE;
1426 #ifdef SYNC
1427             else if (proto[i] == prop_atoms.net_wm_sync_request)
1428                 /* if this protocol is requested, then resizing the
1429                    window will be synchronized between the frame and the
1430                    client */
1431                 self->sync_request = TRUE;
1432 #endif
1433         }
1434         g_free(proto);
1435     }
1436 }
1437
1438 #ifdef SYNC
1439 void client_update_sync_request_counter(ObClient *self)
1440 {
1441     guint32 i;
1442
1443     if (PROP_GET32(self->window, net_wm_sync_request_counter, cardinal, &i)) {
1444         self->sync_counter = i;
1445     } else
1446         self->sync_counter = None;
1447 }
1448 #endif
1449
1450 static void client_get_gravity(ObClient *self)
1451 {
1452     XWindowAttributes wattrib;
1453     Status ret;
1454
1455     ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
1456     g_assert(ret != BadWindow);
1457     self->gravity = wattrib.win_gravity;
1458 }
1459
1460 void client_get_colormap(ObClient *self)
1461 {
1462     XWindowAttributes wa;
1463
1464     if (XGetWindowAttributes(ob_display, self->window, &wa))
1465         client_update_colormap(self, wa.colormap);
1466 }
1467
1468 void client_update_colormap(ObClient *self, Colormap colormap)
1469 {
1470     self->colormap = colormap;
1471 }
1472
1473 void client_update_normal_hints(ObClient *self)
1474 {
1475     XSizeHints size;
1476     glong ret;
1477     gint oldgravity = self->gravity;
1478
1479     /* defaults */
1480     self->min_ratio = 0.0f;
1481     self->max_ratio = 0.0f;
1482     SIZE_SET(self->size_inc, 1, 1);
1483     SIZE_SET(self->base_size, 0, 0);
1484     SIZE_SET(self->min_size, 0, 0);
1485     SIZE_SET(self->max_size, G_MAXINT, G_MAXINT);
1486
1487     /* get the hints from the window */
1488     if (XGetWMNormalHints(ob_display, self->window, &size, &ret)) {
1489         /* normal windows can't request placement! har har
1490         if (!client_normal(self))
1491         */
1492         self->positioned = (size.flags & (PPosition|USPosition));
1493
1494         if (size.flags & PWinGravity) {
1495             self->gravity = size.win_gravity;
1496
1497             /* if the client has a frame, i.e. has already been mapped and
1498                is changing its gravity */
1499             if (self->frame && self->gravity != oldgravity) {
1500                 /* move our idea of the client's position based on its new
1501                    gravity */
1502                 client_convert_gravity(self, oldgravity,
1503                                        &self->area.x, &self->area.y,
1504                                        self->area.width, self->area.height);
1505             }
1506         }
1507
1508         if (size.flags & PAspect) {
1509             if (size.min_aspect.y)
1510                 self->min_ratio =
1511                     (gfloat) size.min_aspect.x / size.min_aspect.y;
1512             if (size.max_aspect.y)
1513                 self->max_ratio =
1514                     (gfloat) size.max_aspect.x / size.max_aspect.y;
1515         }
1516
1517         if (size.flags & PMinSize)
1518             SIZE_SET(self->min_size, size.min_width, size.min_height);
1519
1520         if (size.flags & PMaxSize)
1521             SIZE_SET(self->max_size, size.max_width, size.max_height);
1522
1523         if (size.flags & PBaseSize)
1524             SIZE_SET(self->base_size, size.base_width, size.base_height);
1525
1526         if (size.flags & PResizeInc && size.width_inc && size.height_inc)
1527             SIZE_SET(self->size_inc, size.width_inc, size.height_inc);
1528     }
1529 }
1530
1531 void client_setup_decor_and_functions(ObClient *self)
1532 {
1533     /* start with everything (cept fullscreen) */
1534     self->decorations =
1535         (OB_FRAME_DECOR_TITLEBAR |
1536          OB_FRAME_DECOR_HANDLE |
1537          OB_FRAME_DECOR_GRIPS |
1538          OB_FRAME_DECOR_BORDER |
1539          OB_FRAME_DECOR_ICON |
1540          OB_FRAME_DECOR_ALLDESKTOPS |
1541          OB_FRAME_DECOR_ICONIFY |
1542          OB_FRAME_DECOR_MAXIMIZE |
1543          OB_FRAME_DECOR_SHADE |
1544          OB_FRAME_DECOR_CLOSE);
1545     self->functions =
1546         (OB_CLIENT_FUNC_RESIZE |
1547          OB_CLIENT_FUNC_MOVE |
1548          OB_CLIENT_FUNC_ICONIFY |
1549          OB_CLIENT_FUNC_MAXIMIZE |
1550          OB_CLIENT_FUNC_SHADE |
1551          OB_CLIENT_FUNC_CLOSE);
1552
1553     if (!(self->min_size.width < self->max_size.width ||
1554           self->min_size.height < self->max_size.height))
1555         self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1556
1557     switch (self->type) {
1558     case OB_CLIENT_TYPE_NORMAL:
1559         /* normal windows retain all of the possible decorations and
1560            functionality, and are the only windows that you can fullscreen */
1561         self->functions |= OB_CLIENT_FUNC_FULLSCREEN;
1562         break;
1563
1564     case OB_CLIENT_TYPE_DIALOG:
1565     case OB_CLIENT_TYPE_UTILITY:
1566         /* these windows cannot be maximized */
1567         self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1568         break;
1569
1570     case OB_CLIENT_TYPE_MENU:
1571     case OB_CLIENT_TYPE_TOOLBAR:
1572         /* these windows get less functionality */
1573         self->functions &= ~(OB_CLIENT_FUNC_ICONIFY | OB_CLIENT_FUNC_RESIZE);
1574         break;
1575
1576     case OB_CLIENT_TYPE_DESKTOP:
1577     case OB_CLIENT_TYPE_DOCK:
1578     case OB_CLIENT_TYPE_SPLASH:
1579         /* none of these windows are manipulated by the window manager */
1580         self->decorations = 0;
1581         self->functions = 0;
1582         break;
1583     }
1584
1585     /* Mwm Hints are applied subtractively to what has already been chosen for
1586        decor and functionality */
1587     if (self->mwmhints.flags & OB_MWM_FLAG_DECORATIONS) {
1588         if (! (self->mwmhints.decorations & OB_MWM_DECOR_ALL)) {
1589             if (! ((self->mwmhints.decorations & OB_MWM_DECOR_HANDLE) ||
1590                    (self->mwmhints.decorations & OB_MWM_DECOR_TITLE)))
1591             {
1592                 /* if the mwm hints request no handle or title, then all
1593                    decorations are disabled, but keep the border if that's
1594                    specified */
1595                 if (self->mwmhints.decorations & OB_MWM_DECOR_BORDER)
1596                     self->decorations = OB_FRAME_DECOR_BORDER;
1597                 else
1598                     self->decorations = 0;
1599             }
1600         }
1601     }
1602
1603     if (self->mwmhints.flags & OB_MWM_FLAG_FUNCTIONS) {
1604         if (! (self->mwmhints.functions & OB_MWM_FUNC_ALL)) {
1605             if (! (self->mwmhints.functions & OB_MWM_FUNC_RESIZE))
1606                 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1607             if (! (self->mwmhints.functions & OB_MWM_FUNC_MOVE))
1608                 self->functions &= ~OB_CLIENT_FUNC_MOVE;
1609             /* dont let mwm hints kill any buttons
1610                if (! (self->mwmhints.functions & OB_MWM_FUNC_ICONIFY))
1611                self->functions &= ~OB_CLIENT_FUNC_ICONIFY;
1612                if (! (self->mwmhints.functions & OB_MWM_FUNC_MAXIMIZE))
1613                self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1614             */
1615             /* dont let mwm hints kill the close button
1616                if (! (self->mwmhints.functions & MwmFunc_Close))
1617                self->functions &= ~OB_CLIENT_FUNC_CLOSE; */
1618         }
1619     }
1620
1621     if (!(self->functions & OB_CLIENT_FUNC_SHADE))
1622         self->decorations &= ~OB_FRAME_DECOR_SHADE;
1623     if (!(self->functions & OB_CLIENT_FUNC_ICONIFY))
1624         self->decorations &= ~OB_FRAME_DECOR_ICONIFY;
1625     if (!(self->functions & OB_CLIENT_FUNC_RESIZE))
1626         self->decorations &= ~OB_FRAME_DECOR_GRIPS;
1627
1628     /* can't maximize without moving/resizing */
1629     if (!((self->functions & OB_CLIENT_FUNC_MAXIMIZE) &&
1630           (self->functions & OB_CLIENT_FUNC_MOVE) &&
1631           (self->functions & OB_CLIENT_FUNC_RESIZE))) {
1632         self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1633         self->decorations &= ~OB_FRAME_DECOR_MAXIMIZE;
1634     }
1635
1636     /* kill the handle on fully maxed windows */
1637     if (self->max_vert && self->max_horz)
1638         self->decorations &= ~OB_FRAME_DECOR_HANDLE;
1639
1640     /* finally, the user can have requested no decorations, which overrides
1641        everything (but doesnt give it a border if it doesnt have one) */
1642     if (self->undecorated) {
1643         if (config_theme_keepborder)
1644             self->decorations &= OB_FRAME_DECOR_BORDER;
1645         else
1646             self->decorations = 0;
1647     }
1648
1649     /* if we don't have a titlebar, then we cannot shade! */
1650     if (!(self->decorations & OB_FRAME_DECOR_TITLEBAR))
1651         self->functions &= ~OB_CLIENT_FUNC_SHADE;
1652
1653     /* now we need to check against rules for the client's current state */
1654     if (self->fullscreen) {
1655         self->functions &= (OB_CLIENT_FUNC_CLOSE |
1656                             OB_CLIENT_FUNC_FULLSCREEN |
1657                             OB_CLIENT_FUNC_ICONIFY);
1658         self->decorations = 0;
1659     }
1660
1661     client_change_allowed_actions(self);
1662
1663     if (self->frame) {
1664         /* adjust the client's decorations, etc. */
1665         client_reconfigure(self);
1666     }
1667 }
1668
1669 static void client_change_allowed_actions(ObClient *self)
1670 {
1671     gulong actions[9];
1672     gint num = 0;
1673
1674     /* desktop windows are kept on all desktops */
1675     if (self->type != OB_CLIENT_TYPE_DESKTOP)
1676         actions[num++] = prop_atoms.net_wm_action_change_desktop;
1677
1678     if (self->functions & OB_CLIENT_FUNC_SHADE)
1679         actions[num++] = prop_atoms.net_wm_action_shade;
1680     if (self->functions & OB_CLIENT_FUNC_CLOSE)
1681         actions[num++] = prop_atoms.net_wm_action_close;
1682     if (self->functions & OB_CLIENT_FUNC_MOVE)
1683         actions[num++] = prop_atoms.net_wm_action_move;
1684     if (self->functions & OB_CLIENT_FUNC_ICONIFY)
1685         actions[num++] = prop_atoms.net_wm_action_minimize;
1686     if (self->functions & OB_CLIENT_FUNC_RESIZE)
1687         actions[num++] = prop_atoms.net_wm_action_resize;
1688     if (self->functions & OB_CLIENT_FUNC_FULLSCREEN)
1689         actions[num++] = prop_atoms.net_wm_action_fullscreen;
1690     if (self->functions & OB_CLIENT_FUNC_MAXIMIZE) {
1691         actions[num++] = prop_atoms.net_wm_action_maximize_horz;
1692         actions[num++] = prop_atoms.net_wm_action_maximize_vert;
1693     }
1694
1695     PROP_SETA32(self->window, net_wm_allowed_actions, atom, actions, num);
1696
1697     /* make sure the window isn't breaking any rules now */
1698
1699     if (!(self->functions & OB_CLIENT_FUNC_SHADE) && self->shaded) {
1700         if (self->frame) client_shade(self, FALSE);
1701         else self->shaded = FALSE;
1702     }
1703     if (!(self->functions & OB_CLIENT_FUNC_ICONIFY) && self->iconic) {
1704         if (self->frame) client_iconify(self, FALSE, TRUE);
1705         else self->iconic = FALSE;
1706     }
1707     if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) && self->fullscreen) {
1708         if (self->frame) client_fullscreen(self, FALSE);
1709         else self->fullscreen = FALSE;
1710     }
1711     if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE) && (self->max_horz ||
1712                                                          self->max_vert)) {
1713         if (self->frame) client_maximize(self, FALSE, 0);
1714         else self->max_vert = self->max_horz = FALSE;
1715     }
1716 }
1717
1718 void client_reconfigure(ObClient *self)
1719 {
1720     /* by making this pass FALSE for user, we avoid the emacs event storm where
1721        every configurenotify causes an update in its normal hints, i think this
1722        is generally what we want anyways... */
1723     client_configure(self, self->area.x, self->area.y,
1724                      self->area.width, self->area.height, FALSE, TRUE);
1725 }
1726
1727 void client_update_wmhints(ObClient *self)
1728 {
1729     XWMHints *hints;
1730
1731     /* assume a window takes input if it doesnt specify */
1732     self->can_focus = TRUE;
1733
1734     if ((hints = XGetWMHints(ob_display, self->window)) != NULL) {
1735         gboolean ur;
1736
1737         if (hints->flags & InputHint)
1738             self->can_focus = hints->input;
1739
1740         /* only do this when first managing the window *AND* when we aren't
1741            starting up! */
1742         if (ob_state() != OB_STATE_STARTING && self->frame == NULL)
1743             if (hints->flags & StateHint)
1744                 self->iconic = hints->initial_state == IconicState;
1745
1746         ur = self->urgent;
1747         self->urgent = (hints->flags & XUrgencyHint);
1748         if (self->urgent && !ur)
1749             client_hilite(self, TRUE);
1750         else if (!self->urgent && ur && self->demands_attention)
1751             client_hilite(self, FALSE);
1752
1753         if (!(hints->flags & WindowGroupHint))
1754             hints->window_group = None;
1755
1756         /* did the group state change? */
1757         if (hints->window_group !=
1758             (self->group ? self->group->leader : None))
1759         {
1760             ObGroup *oldgroup = self->group;
1761
1762             /* remove from the old group if there was one */
1763             if (self->group != NULL) {
1764                 group_remove(self->group, self);
1765                 self->group = NULL;
1766             }
1767
1768             /* add ourself to the group if we have one */
1769             if (hints->window_group != None) {
1770                 self->group = group_add(hints->window_group, self);
1771             }
1772
1773             /* Put ourselves into the new group's transient tree, and remove
1774                ourselves from the old group's */
1775             client_update_transient_tree(self, oldgroup, self->group,
1776                                          self->transient_for,
1777                                          self->transient_for);
1778
1779             /* Lastly, being in a group, or not, can change if the window is
1780                transient for anything.
1781
1782                The logic for this is:
1783                self->transient = TRUE always if the window wants to be
1784                transient for something, even if transient_for was NULL because
1785                it wasn't in a group before.
1786
1787                If transient_for was NULL and oldgroup was NULL we can assume
1788                that when we add the new group, it will become transient for
1789                something.
1790
1791                If transient_for was OB_TRAN_GROUP, then it must have already
1792                had a group. If it is getting a new group, the above call to
1793                client_update_transient_tree has already taken care of
1794                everything ! If it is losing all group status then it will
1795                no longer be transient for anything and that needs to be
1796                updated.
1797             */
1798             if (self->transient &&
1799                 ((self->transient_for == NULL && oldgroup == NULL) ||
1800                  (self->transient_for == OB_TRAN_GROUP && !self->group)))
1801                 client_update_transient_for(self);
1802         }
1803
1804         /* the WM_HINTS can contain an icon */
1805         client_update_icons(self);
1806
1807         XFree(hints);
1808     }
1809 }
1810
1811 void client_update_title(ObClient *self)
1812 {
1813     gchar *data = NULL;
1814     gchar *visible = NULL;
1815
1816     g_free(self->title);
1817
1818     /* try netwm */
1819     if (!PROP_GETS(self->window, net_wm_name, utf8, &data)) {
1820         /* try old x stuff */
1821         if (!(PROP_GETS(self->window, wm_name, locale, &data)
1822               || PROP_GETS(self->window, wm_name, utf8, &data))) {
1823             if (self->transient) {
1824                 /*
1825                   GNOME alert windows are not given titles:
1826                   http://developer.gnome.org/projects/gup/hig/draft_hig_new/windows-alert.html
1827                 */
1828                 data = g_strdup("");
1829             } else
1830                 data = g_strdup("Unnamed Window");
1831         }
1832     }
1833
1834     if (self->client_machine) {
1835         visible = g_strdup_printf("%s (%s)", data, self->client_machine);
1836         g_free(data);
1837     } else
1838         visible = data;
1839
1840     PROP_SETS(self->window, net_wm_visible_name, visible);
1841     self->title = visible;
1842
1843     if (self->frame)
1844         frame_adjust_title(self->frame);
1845
1846     /* update the icon title */
1847     data = NULL;
1848     g_free(self->icon_title);
1849
1850     /* try netwm */
1851     if (!PROP_GETS(self->window, net_wm_icon_name, utf8, &data))
1852         /* try old x stuff */
1853         if (!(PROP_GETS(self->window, wm_icon_name, locale, &data) ||
1854               PROP_GETS(self->window, wm_icon_name, utf8, &data)))
1855             data = g_strdup(self->title);
1856
1857     PROP_SETS(self->window, net_wm_visible_icon_name, data);
1858     self->icon_title = data;
1859 }
1860
1861 void client_update_strut(ObClient *self)
1862 {
1863     guint num;
1864     guint32 *data;
1865     gboolean got = FALSE;
1866     StrutPartial strut;
1867
1868     if (PROP_GETA32(self->window, net_wm_strut_partial, cardinal,
1869                     &data, &num)) {
1870         if (num == 12) {
1871             got = TRUE;
1872             STRUT_PARTIAL_SET(strut,
1873                               data[0], data[2], data[1], data[3],
1874                               data[4], data[5], data[8], data[9],
1875                               data[6], data[7], data[10], data[11]);
1876         }
1877         g_free(data);
1878     }
1879
1880     if (!got &&
1881         PROP_GETA32(self->window, net_wm_strut, cardinal, &data, &num)) {
1882         if (num == 4) {
1883             const Rect *a;
1884
1885             got = TRUE;
1886
1887             /* use the screen's width/height */
1888             a = screen_physical_area();
1889
1890             STRUT_PARTIAL_SET(strut,
1891                               data[0], data[2], data[1], data[3],
1892                               a->y, a->y + a->height - 1,
1893                               a->x, a->x + a->width - 1,
1894                               a->y, a->y + a->height - 1,
1895                               a->x, a->x + a->width - 1);
1896         }
1897         g_free(data);
1898     }
1899
1900     if (!got)
1901         STRUT_PARTIAL_SET(strut, 0, 0, 0, 0,
1902                           0, 0, 0, 0, 0, 0, 0, 0);
1903
1904     if (!STRUT_EQUAL(strut, self->strut)) {
1905         self->strut = strut;
1906
1907         /* updating here is pointless while we're being mapped cuz we're not in
1908            the client list yet */
1909         if (self->frame)
1910             screen_update_areas();
1911     }
1912 }
1913
1914 void client_update_icons(ObClient *self)
1915 {
1916     guint num;
1917     guint32 *data;
1918     guint w, h, i, j;
1919
1920     for (i = 0; i < self->nicons; ++i)
1921         g_free(self->icons[i].data);
1922     if (self->nicons > 0)
1923         g_free(self->icons);
1924     self->nicons = 0;
1925
1926     if (PROP_GETA32(self->window, net_wm_icon, cardinal, &data, &num)) {
1927         /* figure out how many valid icons are in here */
1928         i = 0;
1929         while (num - i > 2) {
1930             w = data[i++];
1931             h = data[i++];
1932             i += w * h;
1933             if (i > num || w*h == 0) break;
1934             ++self->nicons;
1935         }
1936
1937         self->icons = g_new(ObClientIcon, self->nicons);
1938
1939         /* store the icons */
1940         i = 0;
1941         for (j = 0; j < self->nicons; ++j) {
1942             guint x, y, t;
1943
1944             w = self->icons[j].width = data[i++];
1945             h = self->icons[j].height = data[i++];
1946
1947             if (w*h == 0) continue;
1948
1949             self->icons[j].data = g_new(RrPixel32, w * h);
1950             for (x = 0, y = 0, t = 0; t < w * h; ++t, ++x, ++i) {
1951                 if (x >= w) {
1952                     x = 0;
1953                     ++y;
1954                 }
1955                 self->icons[j].data[t] =
1956                     (((data[i] >> 24) & 0xff) << RrDefaultAlphaOffset) +
1957                     (((data[i] >> 16) & 0xff) << RrDefaultRedOffset) +
1958                     (((data[i] >> 8) & 0xff) << RrDefaultGreenOffset) +
1959                     (((data[i] >> 0) & 0xff) << RrDefaultBlueOffset);
1960             }
1961             g_assert(i <= num);
1962         }
1963
1964         g_free(data);
1965     } else {
1966         XWMHints *hints;
1967
1968         if ((hints = XGetWMHints(ob_display, self->window))) {
1969             if (hints->flags & IconPixmapHint) {
1970                 self->nicons++;
1971                 self->icons = g_new(ObClientIcon, self->nicons);
1972                 xerror_set_ignore(TRUE);
1973                 if (!RrPixmapToRGBA(ob_rr_inst,
1974                                     hints->icon_pixmap,
1975                                     (hints->flags & IconMaskHint ?
1976                                      hints->icon_mask : None),
1977                                     &self->icons[self->nicons-1].width,
1978                                     &self->icons[self->nicons-1].height,
1979                                     &self->icons[self->nicons-1].data)){
1980                     g_free(&self->icons[self->nicons-1]);
1981                     self->nicons--;
1982                 }
1983                 xerror_set_ignore(FALSE);
1984             }
1985             XFree(hints);
1986         }
1987     }
1988
1989     /* set the default icon onto the window
1990        in theory, this could be a race, but if a window doesn't set an icon
1991        or removes it entirely, it's not very likely it is going to set one
1992        right away afterwards */
1993     if (self->nicons == 0) {
1994         RrPixel32 *icon = ob_rr_theme->def_win_icon;
1995         gulong *data;
1996
1997         data = g_new(gulong, 48*48+2);
1998         data[0] = data[1] =  48;
1999         for (i = 0; i < 48*48; ++i)
2000             data[i+2] = (((icon[i] >> RrDefaultAlphaOffset) & 0xff) << 24) +
2001                 (((icon[i] >> RrDefaultRedOffset) & 0xff) << 16) +
2002                 (((icon[i] >> RrDefaultGreenOffset) & 0xff) << 8) +
2003                 (((icon[i] >> RrDefaultBlueOffset) & 0xff) << 0);
2004         PROP_SETA32(self->window, net_wm_icon, cardinal, data, 48*48+2);
2005         g_free(data);
2006     } else if (self->frame)
2007         /* don't draw the icon empty if we're just setting one now anyways,
2008            we'll get the property change any second */
2009         frame_adjust_icon(self->frame);
2010 }
2011
2012 void client_update_user_time(ObClient *self)
2013 {
2014     guint32 time;
2015
2016     if (PROP_GET32(self->window, net_wm_user_time, cardinal, &time)) {
2017         /* we set this every time, not just when it grows, because in practice
2018            sometimes time goes backwards! (ntpdate.. yay....) so.. if it goes
2019            backward we don't want all windows to stop focusing. we'll just
2020            assume noone is setting times older than the last one, cuz that
2021            would be pretty stupid anyways
2022         */
2023         self->user_time = time;
2024
2025         /*
2026         ob_debug("window %s user time %u\n", self->title, time);
2027         */
2028     }
2029 }
2030
2031 void client_update_icon_geometry(ObClient *self)
2032 {
2033     guint num;
2034     guint32 *data;
2035
2036     RECT_SET(self->icon_geometry, 0, 0, 0, 0);
2037
2038     if (PROP_GETA32(self->window, net_wm_icon_geometry, cardinal, &data, &num)
2039         && num == 4)
2040     {
2041         /* don't let them set it with an area < 0 */
2042         RECT_SET(self->icon_geometry, data[0], data[1],
2043                  MAX(data[2],0), MAX(data[3],0));
2044     }
2045 }
2046
2047 static void client_get_session_ids(ObClient *self)
2048 {
2049     guint32 leader;
2050     gboolean got;
2051     gchar *s;
2052     gchar **ss;
2053
2054     if (!PROP_GET32(self->window, wm_client_leader, window, &leader))
2055         leader = None;
2056
2057     /* get the SM_CLIENT_ID */
2058     got = FALSE;
2059     if (leader)
2060         got = PROP_GETS(leader, sm_client_id, locale, &self->sm_client_id);
2061     if (!got)
2062         PROP_GETS(self->window, sm_client_id, locale, &self->sm_client_id);
2063
2064     /* get the WM_CLASS (name and class). make them "" if they are not
2065        provided */
2066     got = FALSE;
2067     if (leader)
2068         got = PROP_GETSS(leader, wm_class, locale, &ss);
2069     if (!got)
2070         got = PROP_GETSS(self->window, wm_class, locale, &ss);
2071
2072     if (got) {
2073         if (ss[0]) {
2074             self->name = g_strdup(ss[0]);
2075             if (ss[1])
2076                 self->class = g_strdup(ss[1]);
2077         }
2078         g_strfreev(ss);
2079     }
2080
2081     if (self->name == NULL) self->name = g_strdup("");
2082     if (self->class == NULL) self->class = g_strdup("");
2083
2084     /* get the WM_WINDOW_ROLE. make it "" if it is not provided */
2085     got = FALSE;
2086     if (leader)
2087         got = PROP_GETS(leader, wm_window_role, locale, &s);
2088     if (!got)
2089         got = PROP_GETS(self->window, wm_window_role, locale, &s);
2090
2091     if (got)
2092         self->role = s;
2093     else
2094         self->role = g_strdup("");
2095
2096     /* get the WM_COMMAND */
2097     got = FALSE;
2098
2099     if (leader)
2100         got = PROP_GETSS(leader, wm_command, locale, &ss);
2101     if (!got)
2102         got = PROP_GETSS(self->window, wm_command, locale, &ss);
2103
2104     if (got) {
2105         /* merge/mash them all together */
2106         gchar *merge = NULL;
2107         gint i;
2108
2109         for (i = 0; ss[i]; ++i) {
2110             gchar *tmp = merge;
2111             if (merge)
2112                 merge = g_strconcat(merge, ss[i], NULL);
2113             else
2114                 merge = g_strconcat(ss[i], NULL);
2115             g_free(tmp);
2116         }
2117         g_strfreev(ss);
2118
2119         self->wm_command = merge;
2120     }
2121
2122     /* get the WM_CLIENT_MACHINE */
2123     got = FALSE;
2124     if (leader)
2125         got = PROP_GETS(leader, wm_client_machine, locale, &s);
2126     if (!got)
2127         got = PROP_GETS(self->window, wm_client_machine, locale, &s);
2128
2129     if (got) {
2130         gchar localhost[128];
2131
2132         gethostname(localhost, 127);
2133         localhost[127] = '\0';
2134         if (strcmp(localhost, s) != 0)
2135             self->client_machine = s;
2136     }
2137 }
2138
2139 static void client_change_wm_state(ObClient *self)
2140 {
2141     gulong state[2];
2142     glong old;
2143
2144     old = self->wmstate;
2145
2146     if (self->shaded || self->iconic ||
2147         (self->desktop != DESKTOP_ALL && self->desktop != screen_desktop))
2148     {
2149         self->wmstate = IconicState;
2150     } else
2151         self->wmstate = NormalState;
2152
2153     if (old != self->wmstate) {
2154         PROP_MSG(self->window, kde_wm_change_state,
2155                  self->wmstate, 1, 0, 0);
2156
2157         state[0] = self->wmstate;
2158         state[1] = None;
2159         PROP_SETA32(self->window, wm_state, wm_state, state, 2);
2160     }
2161 }
2162
2163 static void client_change_state(ObClient *self)
2164 {
2165     gulong netstate[11];
2166     guint num;
2167
2168     num = 0;
2169     if (self->modal)
2170         netstate[num++] = prop_atoms.net_wm_state_modal;
2171     if (self->shaded)
2172         netstate[num++] = prop_atoms.net_wm_state_shaded;
2173     if (self->iconic)
2174         netstate[num++] = prop_atoms.net_wm_state_hidden;
2175     if (self->skip_taskbar)
2176         netstate[num++] = prop_atoms.net_wm_state_skip_taskbar;
2177     if (self->skip_pager)
2178         netstate[num++] = prop_atoms.net_wm_state_skip_pager;
2179     if (self->fullscreen)
2180         netstate[num++] = prop_atoms.net_wm_state_fullscreen;
2181     if (self->max_vert)
2182         netstate[num++] = prop_atoms.net_wm_state_maximized_vert;
2183     if (self->max_horz)
2184         netstate[num++] = prop_atoms.net_wm_state_maximized_horz;
2185     if (self->above)
2186         netstate[num++] = prop_atoms.net_wm_state_above;
2187     if (self->below)
2188         netstate[num++] = prop_atoms.net_wm_state_below;
2189     if (self->demands_attention)
2190         netstate[num++] = prop_atoms.net_wm_state_demands_attention;
2191     if (self->undecorated)
2192         netstate[num++] = prop_atoms.openbox_wm_state_undecorated;
2193     PROP_SETA32(self->window, net_wm_state, atom, netstate, num);
2194
2195     if (self->frame)
2196         frame_adjust_state(self->frame);
2197 }
2198
2199 ObClient *client_search_focus_tree(ObClient *self)
2200 {
2201     GSList *it;
2202     ObClient *ret;
2203
2204     for (it = self->transients; it; it = g_slist_next(it)) {
2205         if (client_focused(it->data)) return it->data;
2206         if ((ret = client_search_focus_tree(it->data))) return ret;
2207     }
2208     return NULL;
2209 }
2210
2211 ObClient *client_search_focus_tree_full(ObClient *self)
2212 {
2213     if (self->transient_for) {
2214         if (self->transient_for != OB_TRAN_GROUP) {
2215             return client_search_focus_tree_full(self->transient_for);
2216         } else {
2217             GSList *it;
2218             gboolean recursed = FALSE;
2219
2220             for (it = self->group->members; it; it = g_slist_next(it))
2221                 if (!((ObClient*)it->data)->transient_for) {
2222                     ObClient *c;
2223                     if ((c = client_search_focus_tree_full(it->data)))
2224                         return c;
2225                     recursed = TRUE;
2226                 }
2227             if (recursed)
2228                 return NULL;
2229         }
2230     }
2231
2232     /* this function checks the whole tree, the client_search_focus_tree~
2233        does not, so we need to check this window */
2234     if (client_focused(self))
2235         return self;
2236     return client_search_focus_tree(self);
2237 }
2238
2239 static ObStackingLayer calc_layer(ObClient *self)
2240 {
2241     ObStackingLayer l;
2242
2243     if (self->type == OB_CLIENT_TYPE_DESKTOP)
2244         l = OB_STACKING_LAYER_DESKTOP;
2245     else if (self->type == OB_CLIENT_TYPE_DOCK) {
2246         if (self->below) l = OB_STACKING_LAYER_NORMAL;
2247         else l = OB_STACKING_LAYER_ABOVE;
2248     }
2249     else if ((self->fullscreen ||
2250               /* no decorations and fills the monitor = oldskool fullscreen */
2251               (self->frame != NULL &&
2252                (self->frame->size.right == 0 && self->frame->size.left == 0 &&
2253                 self->frame->size.bottom == 0 && self->frame->size.top == 0 &&
2254                 RECT_EQUAL(self->area,
2255                            *screen_physical_area_monitor
2256                            (client_monitor(self)))))) &&
2257              (client_focused(self) || client_search_focus_tree(self)))
2258         l = OB_STACKING_LAYER_FULLSCREEN;
2259     else if (self->above) l = OB_STACKING_LAYER_ABOVE;
2260     else if (self->below) l = OB_STACKING_LAYER_BELOW;
2261     else l = OB_STACKING_LAYER_NORMAL;
2262
2263     return l;
2264 }
2265
2266 static void client_calc_layer_recursive(ObClient *self, ObClient *orig,
2267                                         ObStackingLayer min, gboolean raised)
2268 {
2269     ObStackingLayer old, own;
2270     GSList *it;
2271
2272     old = self->layer;
2273     own = calc_layer(self);
2274     self->layer = MAX(own, min);
2275
2276     for (it = self->transients; it; it = g_slist_next(it))
2277         client_calc_layer_recursive(it->data, orig,
2278                                     self->layer,
2279                                     raised ? raised : self->layer != old);
2280
2281     if (!raised && self->layer != old)
2282         if (orig->frame) { /* only restack if the original window is managed */
2283             stacking_remove(CLIENT_AS_WINDOW(self));
2284             stacking_add(CLIENT_AS_WINDOW(self));
2285         }
2286 }
2287
2288 void client_calc_layer(ObClient *self)
2289 {
2290     ObClient *orig;
2291     GSList *it;
2292
2293     orig = self;
2294
2295     /* transients take on the layer of their parents */
2296     it = client_search_all_top_parents(self);
2297
2298     for (; it; it = g_slist_next(it))
2299         client_calc_layer_recursive(it->data, orig, 0, FALSE);
2300 }
2301
2302 gboolean client_should_show(ObClient *self)
2303 {
2304     if (self->iconic)
2305         return FALSE;
2306     if (client_normal(self) && screen_showing_desktop)
2307         return FALSE;
2308     if (self->desktop == screen_desktop || self->desktop == DESKTOP_ALL)
2309         return TRUE;
2310
2311     return FALSE;
2312 }
2313
2314 void client_show(ObClient *self)
2315 {
2316
2317     if (client_should_show(self)) {
2318         frame_show(self->frame);
2319     }
2320
2321     /* According to the ICCCM (sec 4.1.3.1) when a window is not visible, it
2322        needs to be in IconicState. This includes when it is on another
2323        desktop!
2324     */
2325     client_change_wm_state(self);
2326 }
2327
2328 void client_hide(ObClient *self)
2329 {
2330     if (!client_should_show(self)) {
2331         frame_hide(self->frame);
2332     }
2333
2334     /* According to the ICCCM (sec 4.1.3.1) when a window is not visible, it
2335        needs to be in IconicState. This includes when it is on another
2336        desktop!
2337     */
2338     client_change_wm_state(self);
2339 }
2340
2341 void client_showhide(ObClient *self)
2342 {
2343
2344     if (client_should_show(self)) {
2345         frame_show(self->frame);
2346     }
2347     else {
2348         frame_hide(self->frame);
2349     }
2350
2351     /* According to the ICCCM (sec 4.1.3.1) when a window is not visible, it
2352        needs to be in IconicState. This includes when it is on another
2353        desktop!
2354     */
2355     client_change_wm_state(self);
2356 }
2357
2358 gboolean client_normal(ObClient *self) {
2359     return ! (self->type == OB_CLIENT_TYPE_DESKTOP ||
2360               self->type == OB_CLIENT_TYPE_DOCK ||
2361               self->type == OB_CLIENT_TYPE_SPLASH);
2362 }
2363
2364 gboolean client_application(ObClient *self)
2365 {
2366     return (self->type == OB_CLIENT_TYPE_NORMAL ||
2367             self->type == OB_CLIENT_TYPE_DIALOG);
2368 }
2369
2370 static void client_apply_startup_state(ObClient *self, gint x, gint y)
2371 {
2372     gboolean pos = FALSE; /* has the window's position been configured? */
2373     gint ox, oy;
2374
2375     /* save the position, and set self->area for these to use */
2376     ox = self->area.x;
2377     oy = self->area.y;
2378     self->area.x = x;
2379     self->area.y = y;
2380
2381     /* set the desktop hint, to make sure that it always exists */
2382     PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
2383
2384     /* these are in a carefully crafted order.. */
2385
2386     if (self->iconic) {
2387         self->iconic = FALSE;
2388         client_iconify(self, TRUE, FALSE);
2389     }
2390     if (self->fullscreen) {
2391         self->fullscreen = FALSE;
2392         client_fullscreen(self, TRUE);
2393         pos = TRUE;
2394     }
2395     if (self->undecorated) {
2396         self->undecorated = FALSE;
2397         client_set_undecorated(self, TRUE);
2398     }
2399     if (self->shaded) {
2400         self->shaded = FALSE;
2401         client_shade(self, TRUE);
2402     }
2403     if (self->demands_attention) {
2404         self->demands_attention = FALSE;
2405         client_hilite(self, TRUE);
2406     }
2407
2408     if (self->max_vert && self->max_horz) {
2409         self->max_vert = self->max_horz = FALSE;
2410         client_maximize(self, TRUE, 0);
2411         pos = TRUE;
2412     } else if (self->max_vert) {
2413         self->max_vert = FALSE;
2414         client_maximize(self, TRUE, 2);
2415         pos = TRUE;
2416     } else if (self->max_horz) {
2417         self->max_horz = FALSE;
2418         client_maximize(self, TRUE, 1);
2419         pos = TRUE;
2420     }
2421
2422     /* if the client didn't get positioned yet, then do so now
2423        call client_move even if the window is not being moved anywhere, because
2424        when we reparent it and decorate it, it is getting moved and we need to
2425        be telling it so with a ConfigureNotify event.
2426     */
2427     if (!pos) {
2428         /* use the saved position */
2429         self->area.x = ox;
2430         self->area.y = oy;
2431         client_move(self, x, y);
2432     }
2433
2434     /* nothing to do for the other states:
2435        skip_taskbar
2436        skip_pager
2437        modal
2438        above
2439        below
2440     */
2441 }
2442
2443 void client_convert_gravity(ObClient *self, gint gravity, gint *x, gint *y,
2444                             gint w, gint h)
2445 {
2446     gint oldg = self->gravity;
2447
2448     /* get the frame's position from the requested stuff */
2449     self->gravity = gravity;
2450     frame_client_gravity(self->frame, x, y, w, h);
2451     self->gravity = oldg;
2452
2453     /* get the client's position in its true gravity from that */
2454     frame_frame_gravity(self->frame, x, y, w, h);
2455 }
2456
2457 void client_try_configure(ObClient *self, gint *x, gint *y, gint *w, gint *h,
2458                           gint *logicalw, gint *logicalh,
2459                           gboolean user)
2460 {
2461     Rect desired_area = {*x, *y, *w, *h};
2462
2463     /* make the frame recalculate its dimentions n shit without changing
2464        anything visible for real, this way the constraints below can work with
2465        the updated frame dimensions. */
2466     frame_adjust_area(self->frame, TRUE, TRUE, TRUE);
2467
2468     /* work within the prefered sizes given by the window */
2469     if (!(*w == self->area.width && *h == self->area.height)) {
2470         gint basew, baseh, minw, minh;
2471
2472         /* base size is substituted with min size if not specified */
2473         if (self->base_size.width || self->base_size.height) {
2474             basew = self->base_size.width;
2475             baseh = self->base_size.height;
2476         } else {
2477             basew = self->min_size.width;
2478             baseh = self->min_size.height;
2479         }
2480         /* min size is substituted with base size if not specified */
2481         if (self->min_size.width || self->min_size.height) {
2482             minw = self->min_size.width;
2483             minh = self->min_size.height;
2484         } else {
2485             minw = self->base_size.width;
2486             minh = self->base_size.height;
2487         }
2488
2489         /* if this is a user-requested resize, then check against min/max
2490            sizes */
2491
2492         /* smaller than min size or bigger than max size? */
2493         if (*w > self->max_size.width) *w = self->max_size.width;
2494         if (*w < minw) *w = minw;
2495         if (*h > self->max_size.height) *h = self->max_size.height;
2496         if (*h < minh) *h = minh;
2497
2498         *w -= basew;
2499         *h -= baseh;
2500
2501         /* keep to the increments */
2502         *w /= self->size_inc.width;
2503         *h /= self->size_inc.height;
2504
2505         /* you cannot resize to nothing */
2506         if (basew + *w < 1) *w = 1 - basew;
2507         if (baseh + *h < 1) *h = 1 - baseh;
2508
2509         /* save the logical size */
2510         *logicalw = self->size_inc.width > 1 ? *w : *w + basew;
2511         *logicalh = self->size_inc.height > 1 ? *h : *h + baseh;
2512
2513         *w *= self->size_inc.width;
2514         *h *= self->size_inc.height;
2515
2516         *w += basew;
2517         *h += baseh;
2518
2519         /* adjust the height to match the width for the aspect ratios.
2520            for this, min size is not substituted for base size ever. */
2521         *w -= self->base_size.width;
2522         *h -= self->base_size.height;
2523
2524         if (!self->fullscreen) {
2525             if (self->min_ratio)
2526                 if (*h * self->min_ratio > *w) {
2527                     *h = (gint)(*w / self->min_ratio);
2528
2529                     /* you cannot resize to nothing */
2530                     if (*h < 1) {
2531                         *h = 1;
2532                         *w = (gint)(*h * self->min_ratio);
2533                     }
2534                 }
2535             if (self->max_ratio)
2536                 if (*h * self->max_ratio < *w) {
2537                     *h = (gint)(*w / self->max_ratio);
2538
2539                     /* you cannot resize to nothing */
2540                     if (*h < 1) {
2541                         *h = 1;
2542                         *w = (gint)(*h * self->min_ratio);
2543                     }
2544                 }
2545         }
2546
2547         *w += self->base_size.width;
2548         *h += self->base_size.height;
2549     }
2550
2551     /* gets the frame's position */
2552     frame_client_gravity(self->frame, x, y, *w, *h);
2553
2554     /* these positions are frame positions, not client positions */
2555
2556     /* set the size and position if fullscreen */
2557     if (self->fullscreen) {
2558         Rect *a;
2559         guint i;
2560
2561         i = screen_find_monitor(&desired_area);
2562         a = screen_physical_area_monitor(i);
2563
2564         *x = a->x;
2565         *y = a->y;
2566         *w = a->width;
2567         *h = a->height;
2568
2569         user = FALSE; /* ignore if the client can't be moved/resized when it
2570                          is entering fullscreen */
2571     } else if (self->max_horz || self->max_vert) {
2572         Rect *a;
2573         guint i;
2574
2575         i = screen_find_monitor(&desired_area);
2576         a = screen_area_monitor(self->desktop, i);
2577
2578         /* set the size and position if maximized */
2579         if (self->max_horz) {
2580             *x = a->x;
2581             *w = a->width - self->frame->size.left - self->frame->size.right;
2582         }
2583         if (self->max_vert) {
2584             *y = a->y;
2585             *h = a->height - self->frame->size.top - self->frame->size.bottom;
2586         }
2587
2588         /* maximizing is not allowed if the user can't move+resize the window
2589          */
2590     }
2591
2592     /* gets the client's position */
2593     frame_frame_gravity(self->frame, x, y, *w, *h);
2594
2595     /* these override the above states! if you cant move you can't move! */
2596     if (user) {
2597         if (!(self->functions & OB_CLIENT_FUNC_MOVE)) {
2598             *x = self->area.x;
2599             *y = self->area.y;
2600         }
2601         if (!(self->functions & OB_CLIENT_FUNC_RESIZE)) {
2602             *w = self->area.width;
2603             *h = self->area.height;
2604         }
2605     }
2606
2607     g_assert(*w > 0);
2608     g_assert(*h > 0);
2609 }
2610
2611
2612 void client_configure_full(ObClient *self, gint x, gint y, gint w, gint h,
2613                            gboolean user, gboolean final,
2614                            gboolean force_reply)
2615 {
2616     gint oldw, oldh, oldrx, oldry;
2617     gboolean send_resize_client;
2618     gboolean moved = FALSE, resized = FALSE, rootmoved = FALSE;
2619     guint fdecor = self->frame->decorations;
2620     gboolean fhorz = self->frame->max_horz;
2621     gint logicalw, logicalh;
2622
2623     /* find the new x, y, width, and height (and logical size) */
2624     client_try_configure(self, &x, &y, &w, &h, &logicalw, &logicalh, user);
2625
2626     /* set the logical size if things changed */
2627     if (!(w == self->area.width && h == self->area.height))
2628         SIZE_SET(self->logical_size, logicalw, logicalh);
2629
2630     /* figure out if we moved or resized or what */
2631     moved = x != self->area.x || y != self->area.y;
2632     resized = w != self->area.width || h != self->area.height;
2633
2634     oldw = self->area.width;
2635     oldh = self->area.height;
2636     RECT_SET(self->area, x, y, w, h);
2637
2638     /* for app-requested resizes, always resize if 'resized' is true.
2639        for user-requested ones, only resize if final is true, or when
2640        resizing in redraw mode */
2641     send_resize_client = ((!user && resized) ||
2642                           (user && (final ||
2643                                     (resized && config_resize_redraw))));
2644
2645     /* if the client is enlarging, then resize the client before the frame */
2646     if (send_resize_client && user && (w > oldw || h > oldh)) {
2647         XResizeWindow(ob_display, self->window, MAX(w, oldw), MAX(h, oldh));
2648         /* resize the plate to show the client padding color underneath */
2649         frame_adjust_client_area(self->frame);
2650     }
2651
2652     /* find the frame's dimensions and move/resize it */
2653     if (self->decorations != fdecor || self->max_horz != fhorz)
2654         moved = resized = TRUE;
2655     if (moved || resized)
2656         frame_adjust_area(self->frame, moved, resized, FALSE);
2657
2658     /* find the client's position relative to the root window */
2659     oldrx = self->root_pos.x;
2660     oldry = self->root_pos.y;
2661     rootmoved = (oldrx != (signed)(self->frame->area.x +
2662                                    self->frame->size.left -
2663                                    self->border_width) ||
2664                  oldry != (signed)(self->frame->area.y +
2665                                    self->frame->size.top -
2666                                    self->border_width));
2667
2668     if (force_reply || ((!user || (user && final)) && rootmoved))
2669     {
2670         XEvent event;
2671
2672         POINT_SET(self->root_pos,
2673                   self->frame->area.x + self->frame->size.left -
2674                   self->border_width,
2675                   self->frame->area.y + self->frame->size.top -
2676                   self->border_width);
2677
2678         event.type = ConfigureNotify;
2679         event.xconfigure.display = ob_display;
2680         event.xconfigure.event = self->window;
2681         event.xconfigure.window = self->window;
2682
2683         /* root window real coords */
2684         event.xconfigure.x = self->root_pos.x;
2685         event.xconfigure.y = self->root_pos.y;
2686         event.xconfigure.width = w;
2687         event.xconfigure.height = h;
2688         event.xconfigure.border_width = 0;
2689         event.xconfigure.above = self->frame->plate;
2690         event.xconfigure.override_redirect = FALSE;
2691         XSendEvent(event.xconfigure.display, event.xconfigure.window,
2692                    FALSE, StructureNotifyMask, &event);
2693     }
2694
2695     /* if the client is shrinking, then resize the frame before the client */
2696     if (send_resize_client && (!user || (w <= oldw || h <= oldh))) {
2697         /* resize the plate to show the client padding color underneath */
2698         frame_adjust_client_area(self->frame);
2699
2700         XResizeWindow(ob_display, self->window, w, h);
2701     }
2702
2703     XFlush(ob_display);
2704 }
2705
2706 void client_fullscreen(ObClient *self, gboolean fs)
2707 {
2708     gint x, y, w, h;
2709
2710     if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) || /* can't */
2711         self->fullscreen == fs) return;                   /* already done */
2712
2713     self->fullscreen = fs;
2714     client_change_state(self); /* change the state hints on the client */
2715     client_calc_layer(self);   /* and adjust out layer/stacking */
2716
2717     if (fs) {
2718         self->pre_fullscreen_area = self->area;
2719         /* if the window is maximized, its area isn't all that meaningful.
2720            save it's premax area instead. */
2721         if (self->max_horz) {
2722             self->pre_fullscreen_area.x = self->pre_max_area.x;
2723             self->pre_fullscreen_area.width = self->pre_max_area.width;
2724         }
2725         if (self->max_vert) {
2726             self->pre_fullscreen_area.y = self->pre_max_area.y;
2727             self->pre_fullscreen_area.height = self->pre_max_area.height;
2728         }
2729
2730         /* these are not actually used cuz client_configure will set them
2731            as appropriate when the window is fullscreened */
2732         x = y = w = h = 0;
2733     } else {
2734         Rect *a;
2735
2736         if (self->pre_fullscreen_area.width > 0 &&
2737             self->pre_fullscreen_area.height > 0)
2738         {
2739             x = self->pre_fullscreen_area.x;
2740             y = self->pre_fullscreen_area.y;
2741             w = self->pre_fullscreen_area.width;
2742             h = self->pre_fullscreen_area.height;
2743             RECT_SET(self->pre_fullscreen_area, 0, 0, 0, 0);
2744         } else {
2745             /* pick some fallbacks... */
2746             a = screen_area_monitor(self->desktop, 0);
2747             x = a->x + a->width / 4;
2748             y = a->y + a->height / 4;
2749             w = a->width / 2;
2750             h = a->height / 2;
2751         }
2752     }
2753
2754     client_setup_decor_and_functions(self);
2755
2756     client_move_resize(self, x, y, w, h);
2757
2758     /* try focus us when we go into fullscreen mode */
2759     client_focus(self);
2760 }
2761
2762 static void client_iconify_recursive(ObClient *self,
2763                                      gboolean iconic, gboolean curdesk)
2764 {
2765     GSList *it;
2766     gboolean changed = FALSE;
2767
2768
2769     if (self->iconic != iconic) {
2770         ob_debug("%sconifying window: 0x%lx\n", (iconic ? "I" : "Uni"),
2771                  self->window);
2772
2773         if (iconic) {
2774             if (self->functions & OB_CLIENT_FUNC_ICONIFY) {
2775                 self->iconic = iconic;
2776
2777                 /* update the focus lists.. iconic windows go to the bottom of
2778                    the list, put the new iconic window at the 'top of the
2779                    bottom'. */
2780                 focus_order_to_top(self);
2781
2782                 changed = TRUE;
2783             }
2784         } else {
2785             self->iconic = iconic;
2786
2787             if (curdesk && self->desktop != screen_desktop &&
2788                 self->desktop != DESKTOP_ALL)
2789                 client_set_desktop(self, screen_desktop, FALSE);
2790
2791             /* this puts it after the current focused window */
2792             focus_order_remove(self);
2793             focus_order_add_new(self);
2794
2795             changed = TRUE;
2796         }
2797     }
2798
2799     if (changed) {
2800         client_change_state(self);
2801         if (ob_state() != OB_STATE_STARTING && config_animate_iconify)
2802             frame_begin_iconify_animation(self->frame, iconic);
2803         /* do this after starting the animation so it doesn't flash */
2804         client_showhide(self);
2805     }
2806
2807     /* iconify all direct transients, and deiconify all transients
2808        (non-direct too) */
2809     for (it = self->transients; it; it = g_slist_next(it))
2810         if (it->data != self)
2811             if (client_is_direct_child(self, it->data) || !iconic)
2812                 client_iconify_recursive(it->data, iconic, curdesk);
2813 }
2814
2815 void client_iconify(ObClient *self, gboolean iconic, gboolean curdesk)
2816 {
2817     /* move up the transient chain as far as possible first */
2818     self = client_search_top_normal_parent(self);
2819     client_iconify_recursive(self, iconic, curdesk);
2820 }
2821
2822 void client_maximize(ObClient *self, gboolean max, gint dir)
2823 {
2824     gint x, y, w, h;
2825
2826     g_assert(dir == 0 || dir == 1 || dir == 2);
2827     if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE)) return; /* can't */
2828
2829     /* check if already done */
2830     if (max) {
2831         if (dir == 0 && self->max_horz && self->max_vert) return;
2832         if (dir == 1 && self->max_horz) return;
2833         if (dir == 2 && self->max_vert) return;
2834     } else {
2835         if (dir == 0 && !self->max_horz && !self->max_vert) return;
2836         if (dir == 1 && !self->max_horz) return;
2837         if (dir == 2 && !self->max_vert) return;
2838     }
2839
2840     /* we just tell it to configure in the same place and client_configure
2841        worries about filling the screen with the window */
2842     x = self->area.x;
2843     y = self->area.y;
2844     w = self->area.width;
2845     h = self->area.height;
2846
2847     if (max) {
2848         if ((dir == 0 || dir == 1) && !self->max_horz) { /* horz */
2849             RECT_SET(self->pre_max_area,
2850                      self->area.x, self->pre_max_area.y,
2851                      self->area.width, self->pre_max_area.height);
2852         }
2853         if ((dir == 0 || dir == 2) && !self->max_vert) { /* vert */
2854             RECT_SET(self->pre_max_area,
2855                      self->pre_max_area.x, self->area.y,
2856                      self->pre_max_area.width, self->area.height);
2857         }
2858     } else {
2859         Rect *a;
2860
2861         a = screen_area_monitor(self->desktop, 0);
2862         if ((dir == 0 || dir == 1) && self->max_horz) { /* horz */
2863             if (self->pre_max_area.width > 0) {
2864                 x = self->pre_max_area.x;
2865                 w = self->pre_max_area.width;
2866
2867                 RECT_SET(self->pre_max_area, 0, self->pre_max_area.y,
2868                          0, self->pre_max_area.height);
2869             } else {
2870                 /* pick some fallbacks... */
2871                 x = a->x + a->width / 4;
2872                 w = a->width / 2;
2873             }
2874         }
2875         if ((dir == 0 || dir == 2) && self->max_vert) { /* vert */
2876             if (self->pre_max_area.height > 0) {
2877                 y = self->pre_max_area.y;
2878                 h = self->pre_max_area.height;
2879
2880                 RECT_SET(self->pre_max_area, self->pre_max_area.x, 0,
2881                          self->pre_max_area.width, 0);
2882             } else {
2883                 /* pick some fallbacks... */
2884                 y = a->y + a->height / 4;
2885                 h = a->height / 2;
2886             }
2887         }
2888     }
2889
2890     if (dir == 0 || dir == 1) /* horz */
2891         self->max_horz = max;
2892     if (dir == 0 || dir == 2) /* vert */
2893         self->max_vert = max;
2894
2895     client_change_state(self); /* change the state hints on the client */
2896
2897     client_setup_decor_and_functions(self);
2898
2899     client_move_resize(self, x, y, w, h);
2900 }
2901
2902 void client_shade(ObClient *self, gboolean shade)
2903 {
2904     if ((!(self->functions & OB_CLIENT_FUNC_SHADE) &&
2905          shade) ||                         /* can't shade */
2906         self->shaded == shade) return;     /* already done */
2907
2908     self->shaded = shade;
2909     client_change_state(self);
2910     client_change_wm_state(self); /* the window is being hidden/shown */
2911     /* resize the frame to just the titlebar */
2912     frame_adjust_area(self->frame, FALSE, FALSE, FALSE);
2913 }
2914
2915 void client_close(ObClient *self)
2916 {
2917     XEvent ce;
2918
2919     if (!(self->functions & OB_CLIENT_FUNC_CLOSE)) return;
2920
2921     /* in the case that the client provides no means to requesting that it
2922        close, we just kill it */
2923     if (!self->delete_window)
2924         client_kill(self);
2925
2926     /*
2927       XXX: itd be cool to do timeouts and shit here for killing the client's
2928       process off
2929       like... if the window is around after 5 seconds, then the close button
2930       turns a nice red, and if this function is called again, the client is
2931       explicitly killed.
2932     */
2933
2934     ce.xclient.type = ClientMessage;
2935     ce.xclient.message_type =  prop_atoms.wm_protocols;
2936     ce.xclient.display = ob_display;
2937     ce.xclient.window = self->window;
2938     ce.xclient.format = 32;
2939     ce.xclient.data.l[0] = prop_atoms.wm_delete_window;
2940     ce.xclient.data.l[1] = event_curtime;
2941     ce.xclient.data.l[2] = 0l;
2942     ce.xclient.data.l[3] = 0l;
2943     ce.xclient.data.l[4] = 0l;
2944     XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
2945 }
2946
2947 void client_kill(ObClient *self)
2948 {
2949     XKillClient(ob_display, self->window);
2950 }
2951
2952 void client_hilite(ObClient *self, gboolean hilite)
2953 {
2954     if (self->demands_attention == hilite)
2955         return; /* no change */
2956
2957     /* don't allow focused windows to hilite */
2958     self->demands_attention = hilite && !client_focused(self);
2959     if (self->frame != NULL) { /* if we're mapping, just set the state */
2960         if (self->demands_attention)
2961             frame_flash_start(self->frame);
2962         else
2963             frame_flash_stop(self->frame);
2964         client_change_state(self);
2965     }
2966 }
2967
2968 void client_set_desktop_recursive(ObClient *self,
2969                                   guint target, gboolean donthide)
2970 {
2971     guint old;
2972     GSList *it;
2973
2974     if (target != self->desktop) {
2975
2976         ob_debug("Setting desktop %u\n", target+1);
2977
2978         g_assert(target < screen_num_desktops || target == DESKTOP_ALL);
2979
2980         /* remove from the old desktop(s) */
2981         focus_order_remove(self);
2982
2983         old = self->desktop;
2984         self->desktop = target;
2985         PROP_SET32(self->window, net_wm_desktop, cardinal, target);
2986         /* the frame can display the current desktop state */
2987         frame_adjust_state(self->frame);
2988         /* 'move' the window to the new desktop */
2989         if (!donthide)
2990             client_showhide(self);
2991         /* raise if it was not already on the desktop */
2992         if (old != DESKTOP_ALL)
2993             client_raise(self);
2994         if (STRUT_EXISTS(self->strut))
2995             screen_update_areas();
2996
2997         /* add to the new desktop(s) */
2998         if (config_focus_new)
2999             focus_order_to_top(self);
3000         else
3001             focus_order_to_bottom(self);
3002     }
3003
3004     /* move all transients */
3005     for (it = self->transients; it; it = g_slist_next(it))
3006         if (it->data != self)
3007             if (client_is_direct_child(self, it->data))
3008                 client_set_desktop_recursive(it->data, target, donthide);
3009 }
3010
3011 void client_set_desktop(ObClient *self, guint target, gboolean donthide)
3012 {
3013     self = client_search_top_normal_parent(self);
3014     client_set_desktop_recursive(self, target, donthide);
3015 }
3016
3017 gboolean client_is_direct_child(ObClient *parent, ObClient *child)
3018 {
3019     while (child != parent &&
3020            child->transient_for && child->transient_for != OB_TRAN_GROUP)
3021         child = child->transient_for;
3022     return child == parent;
3023 }
3024
3025 ObClient *client_search_modal_child(ObClient *self)
3026 {
3027     GSList *it;
3028     ObClient *ret;
3029
3030     for (it = self->transients; it; it = g_slist_next(it)) {
3031         ObClient *c = it->data;
3032         if ((ret = client_search_modal_child(c))) return ret;
3033         if (c->modal) return c;
3034     }
3035     return NULL;
3036 }
3037
3038 gboolean client_validate(ObClient *self)
3039 {
3040     XEvent e;
3041
3042     XSync(ob_display, FALSE); /* get all events on the server */
3043
3044     if (XCheckTypedWindowEvent(ob_display, self->window, DestroyNotify, &e) ||
3045         XCheckTypedWindowEvent(ob_display, self->window, UnmapNotify, &e)) {
3046         XPutBackEvent(ob_display, &e);
3047         return FALSE;
3048     }
3049
3050     return TRUE;
3051 }
3052
3053 void client_set_wm_state(ObClient *self, glong state)
3054 {
3055     if (state == self->wmstate) return; /* no change */
3056
3057     switch (state) {
3058     case IconicState:
3059         client_iconify(self, TRUE, TRUE);
3060         break;
3061     case NormalState:
3062         client_iconify(self, FALSE, TRUE);
3063         break;
3064     }
3065 }
3066
3067 void client_set_state(ObClient *self, Atom action, glong data1, glong data2)
3068 {
3069     gboolean shaded = self->shaded;
3070     gboolean fullscreen = self->fullscreen;
3071     gboolean undecorated = self->undecorated;
3072     gboolean max_horz = self->max_horz;
3073     gboolean max_vert = self->max_vert;
3074     gboolean modal = self->modal;
3075     gboolean iconic = self->iconic;
3076     gboolean demands_attention = self->demands_attention;
3077     gint i;
3078
3079     if (!(action == prop_atoms.net_wm_state_add ||
3080           action == prop_atoms.net_wm_state_remove ||
3081           action == prop_atoms.net_wm_state_toggle))
3082         /* an invalid action was passed to the client message, ignore it */
3083         return;
3084
3085     for (i = 0; i < 2; ++i) {
3086         Atom state = i == 0 ? data1 : data2;
3087
3088         if (!state) continue;
3089
3090         /* if toggling, then pick whether we're adding or removing */
3091         if (action == prop_atoms.net_wm_state_toggle) {
3092             if (state == prop_atoms.net_wm_state_modal)
3093                 action = modal ? prop_atoms.net_wm_state_remove :
3094                     prop_atoms.net_wm_state_add;
3095             else if (state == prop_atoms.net_wm_state_maximized_vert)
3096                 action = self->max_vert ? prop_atoms.net_wm_state_remove :
3097                     prop_atoms.net_wm_state_add;
3098             else if (state == prop_atoms.net_wm_state_maximized_horz)
3099                 action = self->max_horz ? prop_atoms.net_wm_state_remove :
3100                     prop_atoms.net_wm_state_add;
3101             else if (state == prop_atoms.net_wm_state_shaded)
3102                 action = shaded ? prop_atoms.net_wm_state_remove :
3103                     prop_atoms.net_wm_state_add;
3104             else if (state == prop_atoms.net_wm_state_skip_taskbar)
3105                 action = self->skip_taskbar ?
3106                     prop_atoms.net_wm_state_remove :
3107                     prop_atoms.net_wm_state_add;
3108             else if (state == prop_atoms.net_wm_state_skip_pager)
3109                 action = self->skip_pager ?
3110                     prop_atoms.net_wm_state_remove :
3111                     prop_atoms.net_wm_state_add;
3112             else if (state == prop_atoms.net_wm_state_hidden)
3113                 action = self->iconic ?
3114                     prop_atoms.net_wm_state_remove :
3115                     prop_atoms.net_wm_state_add;
3116             else if (state == prop_atoms.net_wm_state_fullscreen)
3117                 action = fullscreen ?
3118                     prop_atoms.net_wm_state_remove :
3119                     prop_atoms.net_wm_state_add;
3120             else if (state == prop_atoms.net_wm_state_above)
3121                 action = self->above ? prop_atoms.net_wm_state_remove :
3122                     prop_atoms.net_wm_state_add;
3123             else if (state == prop_atoms.net_wm_state_below)
3124                 action = self->below ? prop_atoms.net_wm_state_remove :
3125                     prop_atoms.net_wm_state_add;
3126             else if (state == prop_atoms.net_wm_state_demands_attention)
3127                 action = self->demands_attention ?
3128                     prop_atoms.net_wm_state_remove :
3129                     prop_atoms.net_wm_state_add;
3130             else if (state == prop_atoms.openbox_wm_state_undecorated)
3131                 action = undecorated ? prop_atoms.net_wm_state_remove :
3132                     prop_atoms.net_wm_state_add;
3133         }
3134
3135         if (action == prop_atoms.net_wm_state_add) {
3136             if (state == prop_atoms.net_wm_state_modal) {
3137                 modal = TRUE;
3138             } else if (state == prop_atoms.net_wm_state_maximized_vert) {
3139                 max_vert = TRUE;
3140             } else if (state == prop_atoms.net_wm_state_maximized_horz) {
3141                 max_horz = TRUE;
3142             } else if (state == prop_atoms.net_wm_state_shaded) {
3143                 shaded = TRUE;
3144             } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
3145                 self->skip_taskbar = TRUE;
3146             } else if (state == prop_atoms.net_wm_state_skip_pager) {
3147                 self->skip_pager = TRUE;
3148             } else if (state == prop_atoms.net_wm_state_hidden) {
3149                 iconic = TRUE;
3150             } else if (state == prop_atoms.net_wm_state_fullscreen) {
3151                 fullscreen = TRUE;
3152             } else if (state == prop_atoms.net_wm_state_above) {
3153                 self->above = TRUE;
3154                 self->below = FALSE;
3155             } else if (state == prop_atoms.net_wm_state_below) {
3156                 self->above = FALSE;
3157                 self->below = TRUE;
3158             } else if (state == prop_atoms.net_wm_state_demands_attention) {
3159                 demands_attention = TRUE;
3160             } else if (state == prop_atoms.openbox_wm_state_undecorated) {
3161                 undecorated = TRUE;
3162             }
3163
3164         } else { /* action == prop_atoms.net_wm_state_remove */
3165             if (state == prop_atoms.net_wm_state_modal) {
3166                 modal = FALSE;
3167             } else if (state == prop_atoms.net_wm_state_maximized_vert) {
3168                 max_vert = FALSE;
3169             } else if (state == prop_atoms.net_wm_state_maximized_horz) {
3170                 max_horz = FALSE;
3171             } else if (state == prop_atoms.net_wm_state_shaded) {
3172                 shaded = FALSE;
3173             } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
3174                 self->skip_taskbar = FALSE;
3175             } else if (state == prop_atoms.net_wm_state_skip_pager) {
3176                 self->skip_pager = FALSE;
3177             } else if (state == prop_atoms.net_wm_state_hidden) {
3178                 iconic = FALSE;
3179             } else if (state == prop_atoms.net_wm_state_fullscreen) {
3180                 fullscreen = FALSE;
3181             } else if (state == prop_atoms.net_wm_state_above) {
3182                 self->above = FALSE;
3183             } else if (state == prop_atoms.net_wm_state_below) {
3184                 self->below = FALSE;
3185             } else if (state == prop_atoms.net_wm_state_demands_attention) {
3186                 demands_attention = FALSE;
3187             } else if (state == prop_atoms.openbox_wm_state_undecorated) {
3188                 undecorated = FALSE;
3189             }
3190         }
3191     }
3192     if (max_horz != self->max_horz || max_vert != self->max_vert) {
3193         if (max_horz != self->max_horz && max_vert != self->max_vert) {
3194             /* toggling both */
3195             if (max_horz == max_vert) { /* both going the same way */
3196                 client_maximize(self, max_horz, 0);
3197             } else {
3198                 client_maximize(self, max_horz, 1);
3199                 client_maximize(self, max_vert, 2);
3200             }
3201         } else {
3202             /* toggling one */
3203             if (max_horz != self->max_horz)
3204                 client_maximize(self, max_horz, 1);
3205             else
3206                 client_maximize(self, max_vert, 2);
3207         }
3208     }
3209     /* change fullscreen state before shading, as it will affect if the window
3210        can shade or not */
3211     if (fullscreen != self->fullscreen)
3212         client_fullscreen(self, fullscreen);
3213     if (shaded != self->shaded)
3214         client_shade(self, shaded);
3215     if (undecorated != self->undecorated)
3216         client_set_undecorated(self, undecorated);
3217     if (modal != self->modal) {
3218         self->modal = modal;
3219         /* when a window changes modality, then its stacking order with its
3220            transients needs to change */
3221         client_raise(self);
3222     }
3223     if (iconic != self->iconic)
3224         client_iconify(self, iconic, FALSE);
3225
3226     if (demands_attention != self->demands_attention)
3227         client_hilite(self, demands_attention);
3228
3229     client_change_state(self); /* change the hint to reflect these changes */
3230 }
3231
3232 ObClient *client_focus_target(ObClient *self)
3233 {
3234     ObClient *child = NULL;
3235
3236     child = client_search_modal_child(self);
3237     if (child) return child;
3238     return self;
3239 }
3240
3241 gboolean client_can_focus(ObClient *self)
3242 {
3243     XEvent ev;
3244
3245     /* choose the correct target */
3246     self = client_focus_target(self);
3247
3248     if (!self->frame->visible)
3249         return FALSE;
3250
3251     if (!(self->can_focus || self->focus_notify))
3252         return FALSE;
3253
3254     /* do a check to see if the window has already been unmapped or destroyed
3255        do this intelligently while watching out for unmaps we've generated
3256        (ignore_unmaps > 0) */
3257     if (XCheckTypedWindowEvent(ob_display, self->window,
3258                                DestroyNotify, &ev)) {
3259         XPutBackEvent(ob_display, &ev);
3260         return FALSE;
3261     }
3262     while (XCheckTypedWindowEvent(ob_display, self->window,
3263                                   UnmapNotify, &ev)) {
3264         if (self->ignore_unmaps) {
3265             self->ignore_unmaps--;
3266         } else {
3267             XPutBackEvent(ob_display, &ev);
3268             return FALSE;
3269         }
3270     }
3271
3272     return TRUE;
3273 }
3274
3275 gboolean client_focus(ObClient *self)
3276 {
3277     /* choose the correct target */
3278     self = client_focus_target(self);
3279
3280     if (!client_can_focus(self)) {
3281         if (!self->frame->visible) {
3282             /* update the focus lists */
3283             focus_order_to_top(self);
3284         }
3285         return FALSE;
3286     }
3287
3288     ob_debug_type(OB_DEBUG_FOCUS,
3289                   "Focusing client \"%s\" at time %u\n",
3290                   self->title, event_curtime);
3291
3292     if (self->can_focus) {
3293         /* This can cause a BadMatch error with CurrentTime, or if an app
3294            passed in a bad time for _NET_WM_ACTIVE_WINDOW. */
3295         xerror_set_ignore(TRUE);
3296         XSetInputFocus(ob_display, self->window, RevertToPointerRoot,
3297                        event_curtime);
3298         xerror_set_ignore(FALSE);
3299     }
3300
3301     if (self->focus_notify) {
3302         XEvent ce;
3303         ce.xclient.type = ClientMessage;
3304         ce.xclient.message_type = prop_atoms.wm_protocols;
3305         ce.xclient.display = ob_display;
3306         ce.xclient.window = self->window;
3307         ce.xclient.format = 32;
3308         ce.xclient.data.l[0] = prop_atoms.wm_take_focus;
3309         ce.xclient.data.l[1] = event_curtime;
3310         ce.xclient.data.l[2] = 0l;
3311         ce.xclient.data.l[3] = 0l;
3312         ce.xclient.data.l[4] = 0l;
3313         XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
3314     }
3315
3316 #ifdef DEBUG_FOCUS
3317     ob_debug("%sively focusing %lx at %d\n",
3318              (self->can_focus ? "act" : "pass"),
3319              self->window, (gint) event_curtime);
3320 #endif
3321
3322     /* Cause the FocusIn to come back to us. Important for desktop switches,
3323        since otherwise we'll have no FocusIn on the queue and send it off to
3324        the focus_backup. */
3325     XSync(ob_display, FALSE);
3326     return TRUE;
3327 }
3328
3329 /*! Present the client to the user.
3330   @param raise If the client should be raised or not. You should only set
3331                raise to false if you don't care if the window is completely
3332                hidden.
3333 */
3334 static void client_present(ObClient *self, gboolean here, gboolean raise)
3335 {
3336     /* if using focus_delay, stop the timer now so that focus doesn't
3337        go moving on us */
3338     event_halt_focus_delay();
3339
3340     if (client_normal(self) && screen_showing_desktop)
3341         screen_show_desktop(FALSE, FALSE);
3342     if (self->iconic)
3343         client_iconify(self, FALSE, here);
3344     if (self->desktop != DESKTOP_ALL &&
3345         self->desktop != screen_desktop)
3346     {
3347         if (here)
3348             client_set_desktop(self, screen_desktop, FALSE);
3349         else
3350             screen_set_desktop(self->desktop, FALSE);
3351     } else if (!self->frame->visible)
3352         /* if its not visible for other reasons, then don't mess
3353            with it */
3354         return;
3355     if (self->shaded)
3356         client_shade(self, FALSE);
3357
3358     client_focus(self);
3359
3360     if (raise) {
3361         /* we do this as an action here. this is rather important. this is
3362            because we want the results from the focus change to take place
3363            BEFORE we go about raising the window. when a fullscreen window
3364            loses focus, we need this or else the raise wont be able to raise
3365            above the to-lose-focus fullscreen window. */
3366         client_raise(self);
3367     }
3368 }
3369
3370 void client_activate(ObClient *self, gboolean here, gboolean user)
3371 {
3372     guint32 last_time = focus_client ? focus_client->user_time : CurrentTime;
3373
3374     /* XXX do some stuff here if user is false to determine if we really want
3375        to activate it or not (a parent or group member is currently
3376        active)?
3377     */
3378     ob_debug_type(OB_DEBUG_FOCUS,
3379                   "Want to activate window 0x%x with time %u (last time %u), "
3380                   "source=%s\n",
3381                   self->window, event_curtime, last_time,
3382                   (user ? "user" : "application"));
3383
3384     if (!user && event_curtime && last_time &&
3385         !event_time_after(event_curtime, last_time))
3386     {
3387         client_hilite(self, TRUE);
3388     } else {
3389         if (event_curtime != CurrentTime)
3390             self->user_time = event_curtime;
3391
3392         client_present(self, here, TRUE);
3393     }
3394 }
3395
3396 void client_raise(ObClient *self)
3397 {
3398     action_run_string("Raise", self, CurrentTime);
3399 }
3400
3401 void client_lower(ObClient *self)
3402 {
3403     action_run_string("Lower", self, CurrentTime);
3404 }
3405
3406 gboolean client_focused(ObClient *self)
3407 {
3408     return self == focus_client;
3409 }
3410
3411 static ObClientIcon* client_icon_recursive(ObClient *self, gint w, gint h)
3412 {
3413     guint i;
3414     /* si is the smallest image >= req */
3415     /* li is the largest image < req */
3416     gulong size, smallest = 0xffffffff, largest = 0, si = 0, li = 0;
3417
3418     if (!self->nicons) {
3419         ObClientIcon *parent = NULL;
3420
3421         if (self->transient_for) {
3422             if (self->transient_for != OB_TRAN_GROUP)
3423                 parent = client_icon_recursive(self->transient_for, w, h);
3424             else {
3425                 GSList *it;
3426                 for (it = self->group->members; it; it = g_slist_next(it)) {
3427                     ObClient *c = it->data;
3428                     if (c != self && !c->transient_for) {
3429                         if ((parent = client_icon_recursive(c, w, h)))
3430                             break;
3431                     }
3432                 }
3433             }
3434         }
3435
3436         return parent;
3437     }
3438
3439     for (i = 0; i < self->nicons; ++i) {
3440         size = self->icons[i].width * self->icons[i].height;
3441         if (size < smallest && size >= (unsigned)(w * h)) {
3442             smallest = size;
3443             si = i;
3444         }
3445         if (size > largest && size <= (unsigned)(w * h)) {
3446             largest = size;
3447             li = i;
3448         }
3449     }
3450     if (largest == 0) /* didnt find one smaller than the requested size */
3451         return &self->icons[si];
3452     return &self->icons[li];
3453 }
3454
3455 const ObClientIcon* client_icon(ObClient *self, gint w, gint h)
3456 {
3457     ObClientIcon *ret;
3458     static ObClientIcon deficon;
3459
3460     if (!(ret = client_icon_recursive(self, w, h))) {
3461         deficon.width = deficon.height = 48;
3462         deficon.data = ob_rr_theme->def_win_icon;
3463         ret = &deficon;
3464     }
3465     return ret;
3466 }
3467
3468 void client_set_layer(ObClient *self, gint layer)
3469 {
3470     if (layer < 0) {
3471         self->below = TRUE;
3472         self->above = FALSE;
3473     } else if (layer == 0) {
3474         self->below = self->above = FALSE;
3475     } else {
3476         self->below = FALSE;
3477         self->above = TRUE;
3478     }
3479     client_calc_layer(self);
3480     client_change_state(self); /* reflect this in the state hints */
3481 }
3482
3483 void client_set_undecorated(ObClient *self, gboolean undecorated)
3484 {
3485     if (self->undecorated != undecorated) {
3486         self->undecorated = undecorated;
3487         client_setup_decor_and_functions(self);
3488         /* Make sure the client knows it might have moved. Maybe there is a
3489          * better way of doing this so only one client_configure is sent, but
3490          * since 125 of these are sent per second when moving the window (with
3491          * user = FALSE) i doubt it matters much.
3492          */
3493         client_configure(self, self->area.x, self->area.y,
3494                          self->area.width, self->area.height, TRUE, TRUE);
3495         client_change_state(self); /* reflect this in the state hints */
3496     }
3497 }
3498
3499 guint client_monitor(ObClient *self)
3500 {
3501     return screen_find_monitor(&self->frame->area);
3502 }
3503
3504 ObClient *client_search_top_normal_parent(ObClient *self)
3505 {
3506     while (self->transient_for && self->transient_for != OB_TRAN_GROUP &&
3507            client_normal(self->transient_for))
3508         self = self->transient_for;
3509     return self;
3510 }
3511
3512 static GSList *client_search_all_top_parents_internal(ObClient *self,
3513                                                       gboolean bylayer,
3514                                                       ObStackingLayer layer)
3515 {
3516     GSList *ret = NULL;
3517
3518     /* move up the direct transient chain as far as possible */
3519     while (self->transient_for && self->transient_for != OB_TRAN_GROUP &&
3520            (!bylayer || self->transient_for->layer == layer) &&
3521            client_normal(self->transient_for))
3522         self = self->transient_for;
3523
3524     if (!self->transient_for)
3525         ret = g_slist_prepend(ret, self);
3526     else {
3527             GSList *it;
3528
3529             g_assert(self->group);
3530
3531             for (it = self->group->members; it; it = g_slist_next(it)) {
3532                 ObClient *c = it->data;
3533
3534                 if (!c->transient_for && client_normal(c) &&
3535                     (!bylayer || c->layer == layer))
3536                 {
3537                     ret = g_slist_prepend(ret, c);
3538                 }
3539             }
3540
3541             if (ret == NULL) /* no group parents */
3542                 ret = g_slist_prepend(ret, self);
3543     }
3544
3545     return ret;
3546 }
3547
3548 GSList *client_search_all_top_parents(ObClient *self)
3549 {
3550     return client_search_all_top_parents_internal(self, FALSE, 0);
3551 }
3552
3553 GSList *client_search_all_top_parents_layer(ObClient *self)
3554 {
3555     return client_search_all_top_parents_internal(self, TRUE, self->layer);
3556 }
3557
3558 ObClient *client_search_focus_parent(ObClient *self)
3559 {
3560     if (self->transient_for) {
3561         if (self->transient_for != OB_TRAN_GROUP) {
3562             if (client_focused(self->transient_for))
3563                 return self->transient_for;
3564         } else {
3565             GSList *it;
3566
3567             for (it = self->group->members; it; it = g_slist_next(it)) {
3568                 ObClient *c = it->data;
3569
3570                 /* checking transient_for prevents infinate loops! */
3571                 if (c != self && !c->transient_for)
3572                     if (client_focused(c))
3573                         return c;
3574             }
3575         }
3576     }
3577
3578     return NULL;
3579 }
3580
3581 ObClient *client_search_parent(ObClient *self, ObClient *search)
3582 {
3583     if (self->transient_for) {
3584         if (self->transient_for != OB_TRAN_GROUP) {
3585             if (self->transient_for == search)
3586                 return search;
3587         } else {
3588             GSList *it;
3589
3590             for (it = self->group->members; it; it = g_slist_next(it)) {
3591                 ObClient *c = it->data;
3592
3593                 /* checking transient_for prevents infinate loops! */
3594                 if (c != self && !c->transient_for)
3595                     if (c == search)
3596                         return search;
3597             }
3598         }
3599     }
3600
3601     return NULL;
3602 }
3603
3604 ObClient *client_search_transient(ObClient *self, ObClient *search)
3605 {
3606     GSList *sit;
3607
3608     for (sit = self->transients; sit; sit = g_slist_next(sit)) {
3609         if (sit->data == search)
3610             return search;
3611         if (client_search_transient(sit->data, search))
3612             return search;
3613     }
3614     return NULL;
3615 }
3616
3617 #define WANT_EDGE(cur, c) \
3618             if(cur == c)                                                      \
3619                 continue;                                                     \
3620             if(!client_normal(cur))                                           \
3621                 continue;                                                     \
3622             if(screen_desktop != cur->desktop && cur->desktop != DESKTOP_ALL) \
3623                 continue;                                                     \
3624             if(cur->iconic)                                                   \
3625                 continue;                                                     \
3626             if(cur->layer < c->layer && !config_resist_layers_below)          \
3627                 continue;
3628
3629 #define HIT_EDGE(my_edge_start, my_edge_end, his_edge_start, his_edge_end) \
3630             if ((his_edge_start >= my_edge_start && \
3631                  his_edge_start <= my_edge_end) ||  \
3632                 (my_edge_start >= his_edge_start && \
3633                  my_edge_start <= his_edge_end))    \
3634                 dest = his_offset;
3635
3636 /* finds the nearest edge in the given direction from the current client
3637  * note to self: the edge is the -frame- edge (the actual one), not the
3638  * client edge.
3639  */
3640 gint client_directional_edge_search(ObClient *c, ObDirection dir, gboolean hang)
3641 {
3642     gint dest, monitor_dest;
3643     gint my_edge_start, my_edge_end, my_offset;
3644     GList *it;
3645     Rect *a, *monitor;
3646
3647     if(!client_list)
3648         return -1;
3649
3650     a = screen_area(c->desktop);
3651     monitor = screen_area_monitor(c->desktop, client_monitor(c));
3652
3653     switch(dir) {
3654     case OB_DIRECTION_NORTH:
3655         my_edge_start = c->frame->area.x;
3656         my_edge_end = c->frame->area.x + c->frame->area.width;
3657         my_offset = c->frame->area.y + (hang ? c->frame->area.height : 0);
3658
3659         /* default: top of screen */
3660         dest = a->y + (hang ? c->frame->area.height : 0);
3661         monitor_dest = monitor->y + (hang ? c->frame->area.height : 0);
3662         /* if the monitor edge comes before the screen edge, */
3663         /* use that as the destination instead. (For xinerama) */
3664         if (monitor_dest != dest && my_offset > monitor_dest)
3665             dest = monitor_dest;
3666
3667         for(it = client_list; it && my_offset != dest; it = g_list_next(it)) {
3668             gint his_edge_start, his_edge_end, his_offset;
3669             ObClient *cur = it->data;
3670
3671             WANT_EDGE(cur, c)
3672
3673             his_edge_start = cur->frame->area.x;
3674             his_edge_end = cur->frame->area.x + cur->frame->area.width;
3675             his_offset = cur->frame->area.y +
3676                          (hang ? 0 : cur->frame->area.height);
3677
3678             if(his_offset + 1 > my_offset)
3679                 continue;
3680
3681             if(his_offset < dest)
3682                 continue;
3683
3684             HIT_EDGE(my_edge_start, my_edge_end, his_edge_start, his_edge_end)
3685         }
3686         break;
3687     case OB_DIRECTION_SOUTH:
3688         my_edge_start = c->frame->area.x;
3689         my_edge_end = c->frame->area.x + c->frame->area.width;
3690         my_offset = c->frame->area.y + (hang ? 0 : c->frame->area.height);
3691
3692         /* default: bottom of screen */
3693         dest = a->y + a->height - (hang ? c->frame->area.height : 0);
3694         monitor_dest = monitor->y + monitor->height -
3695                        (hang ? c->frame->area.height : 0);
3696         /* if the monitor edge comes before the screen edge, */
3697         /* use that as the destination instead. (For xinerama) */
3698         if (monitor_dest != dest && my_offset < monitor_dest)
3699             dest = monitor_dest;
3700
3701         for(it = client_list; it && my_offset != dest; it = g_list_next(it)) {
3702             gint his_edge_start, his_edge_end, his_offset;
3703             ObClient *cur = it->data;
3704
3705             WANT_EDGE(cur, c)
3706
3707             his_edge_start = cur->frame->area.x;
3708             his_edge_end = cur->frame->area.x + cur->frame->area.width;
3709             his_offset = cur->frame->area.y +
3710                          (hang ? cur->frame->area.height : 0);
3711
3712
3713             if(his_offset - 1 < my_offset)
3714                 continue;
3715
3716             if(his_offset > dest)
3717                 continue;
3718
3719             HIT_EDGE(my_edge_start, my_edge_end, his_edge_start, his_edge_end)
3720         }
3721         break;
3722     case OB_DIRECTION_WEST:
3723         my_edge_start = c->frame->area.y;
3724         my_edge_end = c->frame->area.y + c->frame->area.height;
3725         my_offset = c->frame->area.x + (hang ? c->frame->area.width : 0);
3726
3727         /* default: leftmost egde of screen */
3728         dest = a->x + (hang ? c->frame->area.width : 0);
3729         monitor_dest = monitor->x + (hang ? c->frame->area.width : 0);
3730         /* if the monitor edge comes before the screen edge, */
3731         /* use that as the destination instead. (For xinerama) */
3732         if (monitor_dest != dest && my_offset > monitor_dest)
3733             dest = monitor_dest;
3734
3735         for(it = client_list; it && my_offset != dest; it = g_list_next(it)) {
3736             gint his_edge_start, his_edge_end, his_offset;
3737             ObClient *cur = it->data;
3738
3739             WANT_EDGE(cur, c)
3740
3741             his_edge_start = cur->frame->area.y;
3742             his_edge_end = cur->frame->area.y + cur->frame->area.height;
3743             his_offset = cur->frame->area.x +
3744                          (hang ? 0 : cur->frame->area.width);
3745
3746             if(his_offset + 1 > my_offset)
3747                 continue;
3748
3749             if(his_offset < dest)
3750                 continue;
3751
3752             HIT_EDGE(my_edge_start, my_edge_end, his_edge_start, his_edge_end)
3753         }
3754        break;
3755     case OB_DIRECTION_EAST:
3756         my_edge_start = c->frame->area.y;
3757         my_edge_end = c->frame->area.y + c->frame->area.height;
3758         my_offset = c->frame->area.x + (hang ? 0 : c->frame->area.width);
3759
3760         /* default: rightmost edge of screen */
3761         dest = a->x + a->width - (hang ? c->frame->area.width : 0);
3762         monitor_dest = monitor->x + monitor->width -
3763                        (hang ? c->frame->area.width : 0);
3764         /* if the monitor edge comes before the screen edge, */
3765         /* use that as the destination instead. (For xinerama) */
3766         if (monitor_dest != dest && my_offset < monitor_dest)
3767             dest = monitor_dest;
3768
3769         for(it = client_list; it && my_offset != dest; it = g_list_next(it)) {
3770             gint his_edge_start, his_edge_end, his_offset;
3771             ObClient *cur = it->data;
3772
3773             WANT_EDGE(cur, c)
3774
3775             his_edge_start = cur->frame->area.y;
3776             his_edge_end = cur->frame->area.y + cur->frame->area.height;
3777             his_offset = cur->frame->area.x +
3778                          (hang ? cur->frame->area.width : 0);
3779
3780             if(his_offset - 1 < my_offset)
3781                 continue;
3782
3783             if(his_offset > dest)
3784                 continue;
3785
3786             HIT_EDGE(my_edge_start, my_edge_end, his_edge_start, his_edge_end)
3787         }
3788         break;
3789     case OB_DIRECTION_NORTHEAST:
3790     case OB_DIRECTION_SOUTHEAST:
3791     case OB_DIRECTION_NORTHWEST:
3792     case OB_DIRECTION_SOUTHWEST:
3793         /* not implemented */
3794     default:
3795         g_assert_not_reached();
3796         dest = 0; /* suppress warning */
3797     }
3798     return dest;
3799 }
3800
3801 ObClient* client_under_pointer()
3802 {
3803     gint x, y;
3804     GList *it;
3805     ObClient *ret = NULL;
3806
3807     if (screen_pointer_pos(&x, &y)) {
3808         for (it = stacking_list; it; it = g_list_next(it)) {
3809             if (WINDOW_IS_CLIENT(it->data)) {
3810                 ObClient *c = WINDOW_AS_CLIENT(it->data);
3811                 if (c->frame->visible &&
3812                     /* ignore all animating windows */
3813                     !frame_iconify_animating(c->frame) &&
3814                     RECT_CONTAINS(c->frame->area, x, y))
3815                 {
3816                     ret = c;
3817                     break;
3818                 }
3819             }
3820         }
3821     }
3822     return ret;
3823 }
3824
3825 gboolean client_has_group_siblings(ObClient *self)
3826 {
3827     return self->group && self->group->members->next;
3828 }
3829
3830 gboolean client_has_application_group_siblings(ObClient *self)
3831 {
3832     GSList *it;
3833
3834     if (!self->group) return FALSE;
3835
3836     for (it = self->group->members; it; it = g_slist_next(it)) {
3837         ObClient *c = it->data;
3838         if (c != self && client_application(c))
3839             return TRUE;
3840     }
3841     return FALSE;
3842 }