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     int s;
 323
 324     XShapeSelectInput(otk::OBDisplay::display, _window, ShapeNotifyMask);
 325
 326     XShapeQueryExtents(otk::OBDisplay::display, _window, &s, &foo,
 327                        &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo, &ufoo);
 328     _shaped = (s != 0);
 329   }
 330 #endif // SHAPE
 331 }
 332
 333
 334 void OBClient::updateProtocols()
 335 {
 336   const otk::OBProperty *property = Openbox::instance->property();
 337
 338   Atom *proto;
 339   int num_return = 0;
 340
 341   _focus_notify = false;
 342   _decorations &= ~Decor_Close;
 343   _functions &= ~Func_Close;
 344
 345   if (XGetWMProtocols(otk::OBDisplay::display, _window, &proto, &num_return)) {
 346     for (int i = 0; i < num_return; ++i) {
 347       if (proto[i] == property->atom(otk::OBProperty::wm_delete_window)) {
 348         _decorations |= Decor_Close;
 349         _functions |= Func_Close;
 350         // XXX: update the decor?
 351       } else if (proto[i] == property->atom(otk::OBProperty::wm_take_focus))
 352         // if this protocol is requested, then the window will be notified
 353         // by the window manager whenever it receives focus
 354         _focus_notify = true;
 355     }
 356     XFree(proto);
 357   }
 358 }
 359
 360
 361 void OBClient::updateNormalHints()
 362 {
 363   XSizeHints size;
 364   long ret;
 365
 366   // defaults
 367   _gravity = NorthWestGravity;
 368   _inc_x = _inc_y = 1;
 369   _base_x = _base_y = 0;
 370   _min_x = _min_y = 0;
 371   _max_x = _max_y = INT_MAX;
 372
 373   // XXX: might want to cancel any interactive resizing of the window at this
 374   // point..
 375
 376   // get the hints from the window
 377   if (XGetWMNormalHints(otk::OBDisplay::display, _window, &size, &ret)) {
 378     _positioned = (size.flags & (PPosition|USPosition));
 379
 380     if (size.flags & PWinGravity)
 381       _gravity = size.win_gravity;
 382
 383     if (size.flags & PMinSize) {
 384       _min_x = size.min_width;
 385       _min_y = size.min_height;
 386     }
 387
 388     if (size.flags & PMaxSize) {
 389       _max_x = size.max_width;
 390       _max_y = size.max_height;
 391     }
 392
 393     if (size.flags & PBaseSize) {
 394       _base_x = size.base_width;
 395       _base_y = size.base_height;
 396     }
 397
 398     if (size.flags & PResizeInc) {
 399       _inc_x = size.width_inc;
 400       _inc_y = size.height_inc;
 401     }
 402   }
 403 }
 404
 405
 406 void OBClient::updateWMHints()
 407 {
 408   XWMHints *hints;
 409
 410   // assume a window takes input if it doesnt specify
 411   _can_focus = true;
 412   _urgent = false;
 413
 414   if ((hints = XGetWMHints(otk::OBDisplay::display, _window)) != NULL) {
 415     if (hints->flags & InputHint)
 416       _can_focus = hints->input;
 417
 418     if (hints->flags & XUrgencyHint)
 419       _urgent = true;
 420
 421     if (hints->flags & WindowGroupHint) {
 422       if (hints->window_group != _group) {
 423         // XXX: remove from the old group if there was one
 424         _group = hints->window_group;
 425         // XXX: do stuff with the group
 426       }
 427     } else // no group!
 428       _group = None;
 429
 430     XFree(hints);
 431   }
 432 }
 433
 434
 435 void OBClient::updateTitle()
 436 {
 437   const otk::OBProperty *property = Openbox::instance->property();
 438
 439   _title = "";
 440
 441   // try netwm
 442   if (! property->get(_window, otk::OBProperty::net_wm_name,
 443                       otk::OBProperty::utf8, &_title)) {
 444     // try old x stuff
 445     property->get(_window, otk::OBProperty::wm_name,
 446                   otk::OBProperty::ascii, &_title);
 447   }
 448
 449   if (_title.empty())
 450     _title = _("Unnamed Window");
 451 }
 452
 453
 454 void OBClient::updateIconTitle()
 455 {
 456   const otk::OBProperty *property = Openbox::instance->property();
 457
 458   _icon_title = "";
 459
 460   // try netwm
 461   if (! property->get(_window, otk::OBProperty::net_wm_icon_name,
 462                       otk::OBProperty::utf8, &_icon_title)) {
 463     // try old x stuff
 464     property->get(_window, otk::OBProperty::wm_icon_name,
 465                   otk::OBProperty::ascii, &_icon_title);
 466   }
 467
 468   if (_title.empty())
 469     _icon_title = _("Unnamed Window");
 470 }
 471
 472
 473 void OBClient::updateClass()
 474 {
 475   const otk::OBProperty *property = Openbox::instance->property();
 476
 477   // set the defaults
 478   _app_name = _app_class = "";
 479
 480   otk::OBProperty::StringVect v;
 481   unsigned long num = 2;
 482
 483   if (! property->get(_window, otk::OBProperty::wm_class,
 484                       otk::OBProperty::ascii, &num, &v))
 485     return;
 486
 487   if (num > 0) _app_name = v[0];
 488   if (num > 1) _app_class = v[1];
 489 }
 490
 491
 492 void OBClient::update(const XPropertyEvent &e)
 493 {
 494   const otk::OBProperty *property = Openbox::instance->property();
 495
 496   if (e.atom == XA_WM_NORMAL_HINTS)
 497     updateNormalHints();
 498   else if (e.atom == XA_WM_HINTS)
 499     updateWMHints();
 500   else if (e.atom == property->atom(otk::OBProperty::net_wm_name) ||
 501            e.atom == property->atom(otk::OBProperty::wm_name))
 502     updateTitle();
 503   else if (e.atom == property->atom(otk::OBProperty::net_wm_icon_name) ||
 504            e.atom == property->atom(otk::OBProperty::wm_icon_name))
 505     updateIconTitle();
 506   else if (e.atom == property->atom(otk::OBProperty::wm_class))
 507     updateClass();
 508   else if (e.atom == property->atom(otk::OBProperty::wm_protocols))
 509     updateProtocols();
 510   // XXX: transient for hint
 511   // XXX: strut hint
 512 }
 513
 514
 515 void OBClient::setWMState(long state)
 516 {
 517   if (state == _wmstate) return; // no change
 518
 519   switch (state) {
 520   case IconicState:
 521     // XXX: cause it to iconify
 522     break;
 523   case NormalState:
 524     // XXX: cause it to uniconify
 525     break;
 526   }
 527   _wmstate = state;
 528 }
 529
 530
 531 void OBClient::setDesktop(long target)
 532 {
 533   assert(target >= 0);
 534   //assert(target == 0xffffffff || target < MAX);
 535
 536   // XXX: move the window to the new desktop
 537   _desktop = target;
 538 }
 539
 540
 541 void OBClient::setState(StateAction action, long data1, long data2)
 542 {
 543   const otk::OBProperty *property = Openbox::instance->property();
 544
 545   if (!(action == State_Add || action == State_Remove ||
 546         action == State_Toggle))
 547     return; // an invalid action was passed to the client message, ignore it
 548
 549   for (int i = 0; i < 2; ++i) {
 550     Atom state = i == 0 ? data1 : data2;
 551
 552     if (! state) continue;
 553
 554     // if toggling, then pick whether we're adding or removing
 555     if (action == State_Toggle) {
 556       if (state == property->atom(otk::OBProperty::net_wm_state_modal))
 557         action = _modal ? State_Remove : State_Add;
 558       else if (state ==
 559                property->atom(otk::OBProperty::net_wm_state_maximized_vert))
 560         action = _max_vert ? State_Remove : State_Add;
 561       else if (state ==
 562                property->atom(otk::OBProperty::net_wm_state_maximized_horz))
 563         action = _max_horz ? State_Remove : State_Add;
 564       else if (state == property->atom(otk::OBProperty::net_wm_state_shaded))
 565         action = _shaded ? State_Remove : State_Add;
 566       else if (state ==
 567                property->atom(otk::OBProperty::net_wm_state_fullscreen))
 568         action = _fullscreen ? State_Remove : State_Add;
 569       else if (state == property->atom(otk::OBProperty::net_wm_state_floating))
 570         action = _floating ? State_Remove : State_Add;
 571     }
 572
 573     if (action == State_Add) {
 574       if (state == property->atom(otk::OBProperty::net_wm_state_modal)) {
 575         if (_modal) continue;
 576         _modal = true;
 577         // XXX: give it focus if another window has focus that shouldnt now
 578       } else if (state ==
 579                  property->atom(otk::OBProperty::net_wm_state_maximized_vert)){
 580         if (_max_vert) continue;
 581         _max_vert = true;
 582         // XXX: resize the window etc
 583       } else if (state ==
 584                  property->atom(otk::OBProperty::net_wm_state_maximized_horz)){
 585         if (_max_horz) continue;
 586         _max_horz = true;
 587         // XXX: resize the window etc
 588       } else if (state ==
 589                  property->atom(otk::OBProperty::net_wm_state_shaded)) {
 590         if (_shaded) continue;
 591         _shaded = true;
 592         // XXX: hide the client window
 593       } else if (state ==
 594                  property->atom(otk::OBProperty::net_wm_state_fullscreen)) {
 595         if (_fullscreen) continue;
 596         _fullscreen = true;
 597         // XXX: raise the window n shit
 598       } else if (state ==
 599                  property->atom(otk::OBProperty::net_wm_state_floating)) {
 600         if (_floating) continue;
 601         _floating = true;
 602         // XXX: raise the window n shit
 603       }
 604
 605     } else { // action == State_Remove
 606       if (state == property->atom(otk::OBProperty::net_wm_state_modal)) {
 607         if (!_modal) continue;
 608         _modal = false;
 609       } else if (state ==
 610                  property->atom(otk::OBProperty::net_wm_state_maximized_vert)){
 611         if (!_max_vert) continue;
 612         _max_vert = false;
 613         // XXX: resize the window etc
 614       } else if (state ==
 615                  property->atom(otk::OBProperty::net_wm_state_maximized_horz)){
 616         if (!_max_horz) continue;
 617         _max_horz = false;
 618         // XXX: resize the window etc
 619       } else if (state ==
 620                  property->atom(otk::OBProperty::net_wm_state_shaded)) {
 621         if (!_shaded) continue;
 622         _shaded = false;
 623         // XXX: show the client window
 624       } else if (state ==
 625                  property->atom(otk::OBProperty::net_wm_state_fullscreen)) {
 626         if (!_fullscreen) continue;
 627         _fullscreen = false;
 628         // XXX: lower the window to its proper layer
 629       } else if (state ==
 630                  property->atom(otk::OBProperty::net_wm_state_floating)) {
 631         if (!_floating) continue;
 632         _floating = false;
 633         // XXX: lower the window to its proper layer
 634       }
 635     }
 636   }
 637 }
 638
 639
 640 void OBClient::update(const XClientMessageEvent &e)
 641 {
 642   if (e.format != 32) return;
 643
 644   const otk::OBProperty *property = Openbox::instance->property();
 645
 646   if (e.message_type == property->atom(otk::OBProperty::wm_change_state))
 647     setWMState(e.data.l[0]);
 648   else if (e.message_type ==
 649              property->atom(otk::OBProperty::net_wm_desktop))
 650     setDesktop(e.data.l[0]);
 651   else if (e.message_type == property->atom(otk::OBProperty::net_wm_state))
 652     setState((StateAction)e.data.l[0], e.data.l[1], e.data.l[2]);
 653 }
 654
 655
 656 #if defined(SHAPE) || defined(DOXYGEN_IGNORE)
 657 void OBClient::update(const XShapeEvent &e)
 658 {
 659   _shaped = e.shaped;
 660 }
 661 #endif
 662
 663
 664 void OBClient::setArea(const otk::Rect &area)
 665 {
 666   _area = area;
 667 }
 668
 669 }