src/client.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 #ifdef HAVE_CONFIG_H
   4 # include "../config.h"
   5 #endif
   6
   7 #include "client.hh"
   8 #include "screen.hh"
   9 #include "openbox.hh"
  10 #include "otk/display.hh"
  11 #include "otk/property.hh"
  12
  13 extern "C" {
  14 #include <X11/Xlib.h>
  15 #include <X11/Xutil.h>
  16
  17 #include <assert.h>
  18
  19 #include "gettext.h"
  20 #define _(str) gettext(str)
  21 }
  22
  23 namespace ob {
  24
  25 OBClient::OBClient(int screen, Window window)
  26   : _screen(screen), _window(window)
  27 {
  28   assert(window);
  29
  30   // update EVERYTHING the first time!!
  31
  32   // the state is kinda assumed to be normal. is this right? XXX
  33   _wmstate = NormalState;
  34   // no default decors or functions, each has to be enabled
  35   _decorations = _functions = 0;
  36
  37   getArea();
  38   getDesktop();
  39   getType();
  40
  41   // set the decorations and functions
  42   switch (_type) {
  43   case Type_Normal:
  44     // normal windows retain all of the possible decorations and
  45     // functionality
  46     _decorations = Decor_Titlebar | Decor_Handle | Decor_Border |
  47                    Decor_Iconify | Decor_Maximize;
  48     _functions = Func_Resize | Func_Move | Func_Iconify | Func_Maximize;
  49
  50   case Type_Dialog:
  51     // dialogs cannot be maximized
  52     _decorations &= ~Decor_Maximize;
  53     _functions &= ~Func_Maximize;
  54     break;
  55
  56   case Type_Menu:
  57   case Type_Toolbar:
  58   case Type_Utility:
  59     // these windows get less functionality
  60     _decorations &= ~(Decor_Iconify | Decor_Handle);
  61     _functions &= ~(Func_Iconify | Func_Resize);
  62     break;
  63
  64   case Type_Desktop:
  65   case Type_Dock:
  66   case Type_Splash:
  67     // none of these windows are manipulated by the window manager
  68     _decorations = 0;
  69     _functions = 0;
  70     break;
  71   }
  72
  73   getMwmHints(); // this fucks (in good ways) with the decors and functions
  74   getState();
  75   getShaped();
  76
  77   updateProtocols();
  78   updateNormalHints();
  79   updateWMHints();
  80   // XXX: updateTransientFor();
  81   updateTitle();
  82   updateIconTitle();
  83   updateClass();
  84
  85 /*
  86 #ifdef DEBUG
  87   printf("Mapped window: 0x%lx\n"
  88          "  title:         \t%s\t  icon title:    \t%s\n"
  89          "  app name:      \t%s\t\t  class:         \t%s\n"
  90          "  position:      \t%d, %d\t\t  size:          \t%d, %d\n"
  91          "  desktop:       \t%lu\t\t  group:         \t0x%lx\n"
  92          "  type:          \t%d\t\t  min size       \t%d, %d\n"
  93          "  base size      \t%d, %d\t\t  max size       \t%d, %d\n"
  94          "  size incr      \t%d, %d\t\t  gravity        \t%d\n"
  95          "  wm state       \t%ld\t\t  can be focused:\t%s\n"
  96          "  notify focus:  \t%s\t\t  urgent:        \t%s\n"
  97          "  shaped:        \t%s\t\t  modal:         \t%s\n"
  98          "  shaded:        \t%s\t\t  iconic:        \t%s\n"
  99          "  vert maximized:\t%s\t\t  horz maximized:\t%s\n"
 100          "  fullscreen:    \t%s\t\t  floating:      \t%s\n"
 101          "  requested pos: \t%s\n",
 102          _window,
 103          _title.c_str(),
 104          _icon_title.c_str(),
 105          _app_name.c_str(),
 106          _app_class.c_str(),
 107          _area.x(), _area.y(),
 108          _area.width(), _area.height(),
 109          _desktop,
 110          _group,
 111          _type,
 112          _min_x, _min_y,
 113          _base_x, _base_y,
 114          _max_x, _max_y,
 115          _inc_x, _inc_y,
 116          _gravity,
 117          _wmstate,
 118          _can_focus ? "yes" : "no",
 119          _focus_notify ? "yes" : "no",
 120          _urgent ? "yes" : "no",
 121          _shaped ? "yes" : "no",
 122          _modal ? "yes" : "no",
 123          _shaded ? "yes" : "no",
 124          _iconic ? "yes" : "no",
 125          _max_vert ? "yes" : "no",
 126          _max_horz ? "yes" : "no",
 127          _fullscreen ? "yes" : "no",
 128          _floating ? "yes" : "no",
 129          _positioned ? "yes" : "no");
 130 #endif
 131 */
 132 }
 133
 134
 135 OBClient::~OBClient()
 136 {
 137   const otk::OBProperty *property = Openbox::instance->property();
 138
 139   // these values should not be persisted across a window unmapping/mapping
 140   property->erase(_window, otk::OBProperty::net_wm_desktop);
 141   property->erase(_window, otk::OBProperty::net_wm_state);
 142 }
 143
 144
 145 void OBClient::getDesktop()
 146 {
 147   const otk::OBProperty *property = Openbox::instance->property();
 148
 149   // defaults to the current desktop
 150   _desktop = 0; // XXX: change this to the current desktop!
 151
 152   property->get(_window, otk::OBProperty::net_wm_desktop,
 153                 otk::OBProperty::Atom_Cardinal,
 154                 &_desktop);
 155 }
 156
 157
 158 void OBClient::getType()
 159 {
 160   const otk::OBProperty *property = Openbox::instance->property();
 161
 162   _type = (WindowType) -1;
 163
 164   unsigned long *val;
 165   unsigned long num = (unsigned) -1;
 166   if (property->get(_window, otk::OBProperty::net_wm_window_type,
 167                     otk::OBProperty::Atom_Atom,
 168                     &num, &val)) {
 169     // use the first value that we know about in the array
 170     for (unsigned long i = 0; i < num; ++i) {
 171       if (val[i] ==
 172           property->atom(otk::OBProperty::net_wm_window_type_desktop))
 173         _type = Type_Desktop;
 174       else if (val[i] ==
 175                property->atom(otk::OBProperty::net_wm_window_type_dock))
 176         _type = Type_Dock;
 177       else if (val[i] ==
 178                property->atom(otk::OBProperty::net_wm_window_type_toolbar))
 179         _type = Type_Toolbar;
 180       else if (val[i] ==
 181                property->atom(otk::OBProperty::net_wm_window_type_menu))
 182         _type = Type_Menu;
 183       else if (val[i] ==
 184                property->atom(otk::OBProperty::net_wm_window_type_utility))
 185         _type = Type_Utility;
 186       else if (val[i] ==
 187                property->atom(otk::OBProperty::net_wm_window_type_splash))
 188         _type = Type_Splash;
 189       else if (val[i] ==
 190                property->atom(otk::OBProperty::net_wm_window_type_dialog))
 191         _type = Type_Dialog;
 192       else if (val[i] ==
 193                property->atom(otk::OBProperty::net_wm_window_type_normal))
 194         _type = Type_Normal;
 195 //      else if (val[i] ==
 196 //               property->atom(otk::OBProperty::kde_net_wm_window_type_override))
 197 //        mwm_decorations = 0; // prevent this window from getting any decor
 198       // XXX: make this work again
 199     }
 200     delete val;
 201   }
 202
 203   if (_type == (WindowType) -1) {
 204     /*
 205      * the window type hint was not set, which means we either classify ourself
 206      * as a normal window or a dialog, depending on if we are a transient.
 207      */
 208     // XXX: make this code work!
 209     //if (isTransient())
 210     //  _type = Type_Dialog;
 211     //else
 212       _type = Type_Normal;
 213   }
 214 }
 215
 216
 217 void OBClient::getMwmHints()
 218 {
 219   const otk::OBProperty *property = Openbox::instance->property();
 220
 221   unsigned long num;
 222   MwmHints *hints;
 223
 224   num = MwmHints::elements;
 225   if (!property->get(_window, otk::OBProperty::motif_wm_hints,
 226                      otk::OBProperty::motif_wm_hints, &num,
 227                      (unsigned long **)&hints))
 228     return;
 229
 230   if (num < MwmHints::elements) {
 231     delete [] hints;
 232     return;
 233   }
 234
 235   // retrieved the hints
 236   // Mwm Hints are applied subtractively to what has already been chosen for
 237   // decor and functionality
 238
 239   if (hints->flags & MwmFlag_Decorations) {
 240     if (! (hints->decorations & MwmDecor_All)) {
 241       if (! (hints->decorations & MwmDecor_Border))
 242         _decorations &= ~Decor_Border;
 243       if (! (hints->decorations & MwmDecor_Handle))
 244         _decorations &= ~Decor_Handle;
 245       if (! (hints->decorations & MwmDecor_Title))
 246         _decorations &= ~Decor_Titlebar;
 247       if (! (hints->decorations & MwmDecor_Iconify))
 248         _decorations &= ~Decor_Iconify;
 249       if (! (hints->decorations & MwmDecor_Maximize))
 250         _decorations &= ~Decor_Maximize;
 251     }
 252   }
 253
 254   if (hints->flags & MwmFlag_Functions) {
 255     if (! (hints->functions & MwmFunc_All)) {
 256       if (! (hints->functions & MwmFunc_Resize))
 257         _functions &= ~Func_Resize;
 258       if (! (hints->functions & MwmFunc_Move))
 259         _functions &= ~Func_Move;
 260       if (! (hints->functions & MwmFunc_Iconify))
 261         _functions &= ~Func_Iconify;
 262       if (! (hints->functions & MwmFunc_Maximize))
 263         _functions &= ~Func_Maximize;
 264       //if (! (hints->functions & MwmFunc_Close))
 265       //  _functions &= ~Func_Close;
 266     }
 267   }
 268   delete [] hints;
 269 }
 270
 271
 272 void OBClient::getArea()
 273 {
 274   XWindowAttributes wattrib;
 275   assert(XGetWindowAttributes(otk::OBDisplay::display, _window, &wattrib));
 276
 277   _area.setRect(wattrib.x, wattrib.y, wattrib.width, wattrib.height);
 278   _border_width = wattrib.border_width;
 279 }
 280
 281
 282 void OBClient::getState()
 283 {
 284   const otk::OBProperty *property = Openbox::instance->property();
 285
 286   _modal = _shaded = _max_horz = _max_vert = _fullscreen = _floating = false;
 287
 288   unsigned long *state;
 289   unsigned long num = (unsigned) -1;
 290
 291   if (property->get(_window, otk::OBProperty::net_wm_state,
 292                     otk::OBProperty::Atom_Atom, &num, &state)) {
 293     for (unsigned long i = 0; i < num; ++i) {
 294       if (state[i] == property->atom(otk::OBProperty::net_wm_state_modal))
 295         _modal = true;
 296       else if (state[i] ==
 297                property->atom(otk::OBProperty::net_wm_state_shaded))
 298         _shaded = true;
 299       else if (state[i] ==
 300                property->atom(otk::OBProperty::net_wm_state_fullscreen))
 301         _fullscreen = true;
 302       else if (state[i] ==
 303                property->atom(otk::OBProperty::net_wm_state_maximized_vert))
 304         _max_vert = true;
 305       else if (state[i] ==
 306                property->atom(otk::OBProperty::net_wm_state_maximized_horz))
 307         _max_horz = true;
 308     }
 309
 310     delete [] state;
 311   }
 312 }
 313
 314
 315 void OBClient::getShaped()
 316 {
 317   _shaped = false;
 318 #ifdef   SHAPE
 319   if (otk::OBDisplay::shape()) {
 320     int foo;
 321     unsigned int ufoo;
 322
 323     XShapeQueryExtents(otk::OBDisplay::display, client.window, &_shaped, &foo,
 324                        &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo, &ufoo);
 325   }
 326 #endif // SHAPE
 327 }
 328
 329
 330 void OBClient::updateProtocols()
 331 {
 332   const otk::OBProperty *property = Openbox::instance->property();
 333
 334   Atom *proto;
 335   int num_return = 0;
 336
 337   _focus_notify = false;
 338   _decorations &= ~Decor_Close;
 339   _functions &= ~Func_Close;
 340
 341   if (XGetWMProtocols(otk::OBDisplay::display, _window, &proto, &num_return)) {
 342     for (int i = 0; i < num_return; ++i) {
 343       if (proto[i] == property->atom(otk::OBProperty::wm_delete_window)) {
 344         _decorations |= Decor_Close;
 345         _functions |= Func_Close;
 346         // XXX: update the decor?
 347       } else if (proto[i] == property->atom(otk::OBProperty::wm_take_focus))
 348         // if this protocol is requested, then the window will be notified
 349         // by the window manager whenever it receives focus
 350         _focus_notify = true;
 351     }
 352     XFree(proto);
 353   }
 354 }
 355
 356
 357 void OBClient::updateNormalHints()
 358 {
 359   XSizeHints size;
 360   long ret;
 361
 362   // defaults
 363   _gravity = NorthWestGravity;
 364   _inc_x = _inc_y = 1;
 365   _base_x = _base_y = 0;
 366   _min_x = _min_y = 0;
 367   _max_x = _max_y = INT_MAX;
 368
 369   // XXX: might want to cancel any interactive resizing of the window at this
 370   // point..
 371
 372   // get the hints from the window
 373   if (XGetWMNormalHints(otk::OBDisplay::display, _window, &size, &ret)) {
 374     _positioned = (size.flags & (PPosition|USPosition));
 375
 376     if (size.flags & PWinGravity)
 377       _gravity = size.win_gravity;
 378
 379     if (size.flags & PMinSize) {
 380       _min_x = size.min_width;
 381       _min_y = size.min_height;
 382     }
 383
 384     if (size.flags & PMaxSize) {
 385       _max_x = size.max_width;
 386       _max_y = size.max_height;
 387     }
 388
 389     if (size.flags & PBaseSize) {
 390       _base_x = size.base_width;
 391       _base_y = size.base_height;
 392     }
 393
 394     if (size.flags & PResizeInc) {
 395       _inc_x = size.width_inc;
 396       _inc_y = size.height_inc;
 397     }
 398   }
 399 }
 400
 401
 402 void OBClient::updateWMHints()
 403 {
 404   XWMHints *hints;
 405
 406   // assume a window takes input if it doesnt specify
 407   _can_focus = true;
 408   _urgent = false;
 409
 410   if ((hints = XGetWMHints(otk::OBDisplay::display, _window)) != NULL) {
 411     if (hints->flags & InputHint)
 412       _can_focus = hints->input;
 413
 414     if (hints->flags & XUrgencyHint)
 415       _urgent = true;
 416
 417     if (hints->flags & WindowGroupHint) {
 418       if (hints->window_group != _group) {
 419         // XXX: remove from the old group if there was one
 420         _group = hints->window_group;
 421         // XXX: do stuff with the group
 422       }
 423     } else // no group!
 424       _group = None;
 425
 426     XFree(hints);
 427   }
 428 }
 429
 430
 431 void OBClient::updateTitle()
 432 {
 433   const otk::OBProperty *property = Openbox::instance->property();
 434
 435   _title = "";
 436
 437   // try netwm
 438   if (! property->get(_window, otk::OBProperty::net_wm_name,
 439                       otk::OBProperty::utf8, &_title)) {
 440     // try old x stuff
 441     property->get(_window, otk::OBProperty::wm_name,
 442                   otk::OBProperty::ascii, &_title);
 443   }
 444
 445   if (_title.empty())
 446     _title = _("Unnamed Window");
 447 }
 448
 449
 450 void OBClient::updateIconTitle()
 451 {
 452   const otk::OBProperty *property = Openbox::instance->property();
 453
 454   _icon_title = "";
 455
 456   // try netwm
 457   if (! property->get(_window, otk::OBProperty::net_wm_icon_name,
 458                       otk::OBProperty::utf8, &_icon_title)) {
 459     // try old x stuff
 460     property->get(_window, otk::OBProperty::wm_icon_name,
 461                   otk::OBProperty::ascii, &_icon_title);
 462   }
 463
 464   if (_title.empty())
 465     _icon_title = _("Unnamed Window");
 466 }
 467
 468
 469 void OBClient::updateClass()
 470 {
 471   const otk::OBProperty *property = Openbox::instance->property();
 472
 473   // set the defaults
 474   _app_name = _app_class = "";
 475
 476   otk::OBProperty::StringVect v;
 477   unsigned long num = 2;
 478
 479   if (! property->get(_window, otk::OBProperty::wm_class,
 480                       otk::OBProperty::ascii, &num, &v))
 481     return;
 482
 483   if (num > 0) _app_name = v[0];
 484   if (num > 1) _app_class = v[1];
 485 }
 486
 487
 488 void OBClient::update(const XPropertyEvent &e)
 489 {
 490   const otk::OBProperty *property = Openbox::instance->property();
 491
 492   if (e.atom == XA_WM_NORMAL_HINTS)
 493     updateNormalHints();
 494   else if (e.atom == XA_WM_HINTS)
 495     updateWMHints();
 496   else if (e.atom == property->atom(otk::OBProperty::net_wm_name) ||
 497            e.atom == property->atom(otk::OBProperty::wm_name))
 498     updateTitle();
 499   else if (e.atom == property->atom(otk::OBProperty::net_wm_icon_name) ||
 500            e.atom == property->atom(otk::OBProperty::wm_icon_name))
 501     updateIconTitle();
 502   else if (e.atom == property->atom(otk::OBProperty::wm_class))
 503     updateClass();
 504   else if (e.atom == property->atom(otk::OBProperty::wm_protocols))
 505     updateProtocols();
 506   // XXX: transient for hint
 507   // XXX: strut hint
 508 }
 509
 510
 511 void OBClient::setWMState(long state)
 512 {
 513   if (state == _wmstate) return; // no change
 514
 515   switch (state) {
 516   case IconicState:
 517     // XXX: cause it to iconify
 518     break;
 519   case NormalState:
 520     // XXX: cause it to uniconify
 521     break;
 522   }
 523   _wmstate = state;
 524 }
 525
 526
 527 void OBClient::setDesktop(long target)
 528 {
 529   assert(target >= 0);
 530   //assert(target == 0xffffffff || target < MAX);
 531
 532   // XXX: move the window to the new desktop
 533   _desktop = target;
 534 }
 535
 536
 537 void OBClient::setState(StateAction action, long data1, long data2)
 538 {
 539   const otk::OBProperty *property = Openbox::instance->property();
 540
 541   if (!(action == State_Add || action == State_Remove ||
 542         action == State_Toggle))
 543     return; // an invalid action was passed to the client message, ignore it
 544
 545   for (int i = 0; i < 2; ++i) {
 546     Atom state = i == 0 ? data1 : data2;
 547
 548     if (! state) continue;
 549
 550     // if toggling, then pick whether we're adding or removing
 551     if (action == State_Toggle) {
 552       if (state == property->atom(otk::OBProperty::net_wm_state_modal))
 553         action = _modal ? State_Remove : State_Add;
 554       else if (state ==
 555                property->atom(otk::OBProperty::net_wm_state_maximized_vert))
 556         action = _max_vert ? State_Remove : State_Add;
 557       else if (state ==
 558                property->atom(otk::OBProperty::net_wm_state_maximized_horz))
 559         action = _max_horz ? State_Remove : State_Add;
 560       else if (state == property->atom(otk::OBProperty::net_wm_state_shaded))
 561         action = _shaded ? State_Remove : State_Add;
 562       else if (state ==
 563                property->atom(otk::OBProperty::net_wm_state_fullscreen))
 564         action = _fullscreen ? State_Remove : State_Add;
 565       else if (state == property->atom(otk::OBProperty::net_wm_state_floating))
 566         action = _floating ? State_Remove : State_Add;
 567     }
 568
 569     if (action == State_Add) {
 570       if (state == property->atom(otk::OBProperty::net_wm_state_modal)) {
 571         if (_modal) continue;
 572         _modal = true;
 573         // XXX: give it focus if another window has focus that shouldnt now
 574       } else if (state ==
 575                  property->atom(otk::OBProperty::net_wm_state_maximized_vert)){
 576         if (_max_vert) continue;
 577         _max_vert = true;
 578         // XXX: resize the window etc
 579       } else if (state ==
 580                  property->atom(otk::OBProperty::net_wm_state_maximized_horz)){
 581         if (_max_horz) continue;
 582         _max_horz = true;
 583         // XXX: resize the window etc
 584       } else if (state ==
 585                  property->atom(otk::OBProperty::net_wm_state_shaded)) {
 586         if (_shaded) continue;
 587         _shaded = true;
 588         // XXX: hide the client window
 589       } else if (state ==
 590                  property->atom(otk::OBProperty::net_wm_state_fullscreen)) {
 591         if (_fullscreen) continue;
 592         _fullscreen = true;
 593         // XXX: raise the window n shit
 594       } else if (state ==
 595                  property->atom(otk::OBProperty::net_wm_state_floating)) {
 596         if (_floating) continue;
 597         _floating = true;
 598         // XXX: raise the window n shit
 599       }
 600
 601     } else { // action == State_Remove
 602       if (state == property->atom(otk::OBProperty::net_wm_state_modal)) {
 603         if (!_modal) continue;
 604         _modal = false;
 605       } else if (state ==
 606                  property->atom(otk::OBProperty::net_wm_state_maximized_vert)){
 607         if (!_max_vert) continue;
 608         _max_vert = false;
 609         // XXX: resize the window etc
 610       } else if (state ==
 611                  property->atom(otk::OBProperty::net_wm_state_maximized_horz)){
 612         if (!_max_horz) continue;
 613         _max_horz = false;
 614         // XXX: resize the window etc
 615       } else if (state ==
 616                  property->atom(otk::OBProperty::net_wm_state_shaded)) {
 617         if (!_shaded) continue;
 618         _shaded = false;
 619         // XXX: show the client window
 620       } else if (state ==
 621                  property->atom(otk::OBProperty::net_wm_state_fullscreen)) {
 622         if (!_fullscreen) continue;
 623         _fullscreen = false;
 624         // XXX: lower the window to its proper layer
 625       } else if (state ==
 626                  property->atom(otk::OBProperty::net_wm_state_floating)) {
 627         if (!_floating) continue;
 628         _floating = false;
 629         // XXX: lower the window to its proper layer
 630       }
 631     }
 632   }
 633 }
 634
 635
 636 void OBClient::update(const XClientMessageEvent &e)
 637 {
 638   if (e.format != 32) return;
 639
 640   const otk::OBProperty *property = Openbox::instance->property();
 641
 642   if (e.message_type == property->atom(otk::OBProperty::wm_change_state))
 643     setWMState(e.data.l[0]);
 644   else if (e.message_type ==
 645              property->atom(otk::OBProperty::net_wm_desktop))
 646     setDesktop(e.data.l[0]);
 647   else if (e.message_type == property->atom(otk::OBProperty::net_wm_state))
 648     setState((StateAction)e.data.l[0], e.data.l[1], e.data.l[2]);
 649 }
 650
 651
 652 void OBClient::setArea(const otk::Rect &area)
 653 {
 654   _area = area;
 655 }
 656
 657 }