Dogcows Code - chaz/openbox/blob - 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 "frame.hh"
   9 #include "screen.hh"
  10 #include "openbox.hh"
  11 #include "otk/display.hh"
  12 #include "otk/property.hh"
  13
  14 extern "C" {
  15 #include <X11/Xlib.h>
  16 #include <X11/Xutil.h>
  17 #include <X11/Xatom.h>
  18
  19 #include <assert.h>
  20
  21 #include "gettext.h"
  22 #define _(str) gettext(str)
  23 }
  24
  25 namespace ob {
  26
  27 Client::Client(int screen, Window window)
  28   : otk::EventHandler(),
  29     WidgetBase(WidgetBase::Type_Client),
  30     frame(0), _screen(screen), _window(window)
  31 {
  32   assert(screen >= 0);
  33   assert(window);
  34
  35   ignore_unmaps = 0;
  36
  37   // update EVERYTHING the first time!!
  38
  39   // the state is kinda assumed to be normal. is this right? XXX
  40   _wmstate = NormalState; _iconic = false;
  41   // no default decors or functions, each has to be enabled
  42   _decorations = _functions = 0;
  43   // start unfocused
  44   _focused = false;
  45   // not a transient by default of course
  46   _transient_for = 0;
  47   // pick a layer to start from
  48   _layer = Layer_Normal;
  49
  50   getGravity();
  51   getArea();
  52   getDesktop();
  53
  54   updateTransientFor();
  55   getType();
  56   getMwmHints();
  57
  58   setupDecorAndFunctions();
  59
  60   getState();
  61   getShaped();
  62
  63   updateProtocols();
  64   updateWMHints();
  65   updateTitle();
  66   updateIconTitle();
  67   updateClass();
  68   updateStrut();
  69
  70   changeState();
  71 }
  72
  73
  74 Client::~Client()
  75 {
  76   // clean up childrens' references
  77   while (!_transients.empty()) {
  78     _transients.front()->_transient_for = 0;
  79     _transients.pop_front();
  80   }
  81
  82   // clean up parents reference to this
  83   if (_transient_for)
  84     _transient_for->_transients.remove(this); // remove from old parent
  85
  86   if (openbox->state() != Openbox::State_Exiting) {
  87     // these values should not be persisted across a window unmapping/mapping
  88     otk::Property::erase(_window, otk::Property::atoms.net_wm_desktop);
  89     otk::Property::erase(_window, otk::Property::atoms.net_wm_state);
  90   }
  91 }
  92
  93
  94 void Client::getGravity()
  95 {
  96   XSizeHints size;
  97   XWindowAttributes wattrib;
  98   Status ret;
  99   long junk;
 100
 101   if (XGetWMNormalHints(**otk::display, _window, &size, &junk) &&
 102       size.flags & PWinGravity) {
 103     // first try the normal hints
 104     _gravity = size.win_gravity;
 105   } else {
 106     // then fall back to the attribute
 107     ret = XGetWindowAttributes(**otk::display, _window, &wattrib);
 108     assert(ret != BadWindow);
 109     _gravity = wattrib.win_gravity;
 110   }
 111 }
 112
 113
 114 void Client::getDesktop()
 115 {
 116   // defaults to the current desktop
 117   _desktop = openbox->screen(_screen)->desktop();
 118
 119   if (!otk::Property::get(_window, otk::Property::atoms.net_wm_desktop,
 120                           otk::Property::atoms.cardinal,
 121                           (long unsigned*)&_desktop)) {
 122     // make sure the hint exists
 123     otk::Property::set(_window, otk::Property::atoms.net_wm_desktop,
 124                        otk::Property::atoms.cardinal, (unsigned)_desktop);
 125   }
 126 }
 127
 128
 129 void Client::getType()
 130 {
 131   _type = (WindowType) -1;
 132
 133   unsigned long *val;
 134   unsigned long num = (unsigned) -1;
 135   if (otk::Property::get(_window, otk::Property::atoms.net_wm_window_type,
 136                          otk::Property::atoms.atom, &num, &val)) {
 137     // use the first value that we know about in the array
 138     for (unsigned long i = 0; i < num; ++i) {
 139       if (val[i] == otk::Property::atoms.net_wm_window_type_desktop)
 140         _type = Type_Desktop;
 141       else if (val[i] == otk::Property::atoms.net_wm_window_type_dock)
 142         _type = Type_Dock;
 143       else if (val[i] == otk::Property::atoms.net_wm_window_type_toolbar)
 144         _type = Type_Toolbar;
 145       else if (val[i] == otk::Property::atoms.net_wm_window_type_menu)
 146         _type = Type_Menu;
 147       else if (val[i] == otk::Property::atoms.net_wm_window_type_utility)
 148         _type = Type_Utility;
 149       else if (val[i] == otk::Property::atoms.net_wm_window_type_splash)
 150         _type = Type_Splash;
 151       else if (val[i] == otk::Property::atoms.net_wm_window_type_dialog)
 152         _type = Type_Dialog;
 153       else if (val[i] == otk::Property::atoms.net_wm_window_type_normal)
 154         _type = Type_Normal;
 155 //    XXX: make this work again
 156 //    else if (val[i] == otk::Property::atoms.kde_net_wm_window_type_override)
 157 //      mwm_decorations = 0; // prevent this window from getting any decor
 158       if (_type != (WindowType) -1)
 159         break; // grab the first known type
 160     }
 161     delete val;
 162   }
 163
 164   if (_type == (WindowType) -1) {
 165     /*
 166      * the window type hint was not set, which means we either classify ourself
 167      * as a normal window or a dialog, depending on if we are a transient.
 168      */
 169     if (_transient_for)
 170       _type = Type_Dialog;
 171     else
 172       _type = Type_Normal;
 173   }
 174 }
 175
 176
 177 void Client::setupDecorAndFunctions()
 178 {
 179   // start with everything
 180   _decorations = Decor_Titlebar | Decor_Handle | Decor_Border |
 181     Decor_Iconify | Decor_Maximize;
 182   _functions = Func_Resize | Func_Move | Func_Iconify | Func_Maximize;
 183
 184   switch (_type) {
 185   case Type_Normal:
 186     // normal windows retain all of the possible decorations and
 187     // functionality
 188
 189   case Type_Dialog:
 190     // dialogs cannot be maximized
 191     _decorations &= ~Decor_Maximize;
 192     _functions &= ~Func_Maximize;
 193     break;
 194
 195   case Type_Menu:
 196   case Type_Toolbar:
 197   case Type_Utility:
 198     // these windows get less functionality
 199     _decorations &= ~(Decor_Iconify | Decor_Handle);
 200     _functions &= ~(Func_Iconify | Func_Resize);
 201     break;
 202
 203   case Type_Desktop:
 204   case Type_Dock:
 205   case Type_Splash:
 206     // none of these windows are manipulated by the window manager
 207     _decorations = 0;
 208     _functions = 0;
 209     break;
 210   }
 211
 212   // Mwm Hints are applied subtractively to what has already been chosen for
 213   // decor and functionality
 214   if (_mwmhints.flags & MwmFlag_Decorations) {
 215     if (! (_mwmhints.decorations & MwmDecor_All)) {
 216       if (! (_mwmhints.decorations & MwmDecor_Border))
 217         _decorations &= ~Decor_Border;
 218       if (! (_mwmhints.decorations & MwmDecor_Handle))
 219         _decorations &= ~Decor_Handle;
 220       if (! (_mwmhints.decorations & MwmDecor_Title))
 221         _decorations &= ~Decor_Titlebar;
 222       if (! (_mwmhints.decorations & MwmDecor_Iconify))
 223         _decorations &= ~Decor_Iconify;
 224       if (! (_mwmhints.decorations & MwmDecor_Maximize))
 225         _decorations &= ~Decor_Maximize;
 226     }
 227   }
 228
 229   if (_mwmhints.flags & MwmFlag_Functions) {
 230     if (! (_mwmhints.functions & MwmFunc_All)) {
 231       if (! (_mwmhints.functions & MwmFunc_Resize))
 232         _functions &= ~Func_Resize;
 233       if (! (_mwmhints.functions & MwmFunc_Move))
 234         _functions &= ~Func_Move;
 235       if (! (_mwmhints.functions & MwmFunc_Iconify))
 236         _functions &= ~Func_Iconify;
 237       if (! (_mwmhints.functions & MwmFunc_Maximize))
 238         _functions &= ~Func_Maximize;
 239       // dont let mwm hints kill the close button
 240       //if (! (_mwmhints.functions & MwmFunc_Close))
 241       //  _functions &= ~Func_Close;
 242     }
 243   }
 244
 245   // XXX: changeAllowedActions();
 246 }
 247
 248
 249 void Client::getMwmHints()
 250 {
 251   unsigned long num = MwmHints::elements;
 252   unsigned long *hints;
 253
 254   _mwmhints.flags = 0; // default to none
 255
 256   if (!otk::Property::get(_window, otk::Property::atoms.motif_wm_hints,
 257                           otk::Property::atoms.motif_wm_hints, &num,
 258                           (unsigned long **)&hints))
 259     return;
 260
 261   if (num >= MwmHints::elements) {
 262     // retrieved the hints
 263     _mwmhints.flags = hints[0];
 264     _mwmhints.functions = hints[1];
 265     _mwmhints.decorations = hints[2];
 266   }
 267
 268   delete [] hints;
 269 }
 270
 271
 272 void Client::getArea()
 273 {
 274   XWindowAttributes wattrib;
 275   Status ret;
 276
 277   ret = XGetWindowAttributes(**otk::display, _window, &wattrib);
 278   assert(ret != BadWindow);
 279
 280   _area.setRect(wattrib.x, wattrib.y, wattrib.width, wattrib.height);
 281   _border_width = wattrib.border_width;
 282 }
 283
 284
 285 void Client::getState()
 286 {
 287   _modal = _shaded = _max_horz = _max_vert = _fullscreen = _above = _below =
 288     _skip_taskbar = _skip_pager = false;
 289
 290   unsigned long *state;
 291   unsigned long num = (unsigned) -1;
 292
 293   if (otk::Property::get(_window, otk::Property::atoms.net_wm_state,
 294                          otk::Property::atoms.atom, &num, &state)) {
 295     for (unsigned long i = 0; i < num; ++i) {
 296       if (state[i] == otk::Property::atoms.net_wm_state_modal)
 297         _modal = true;
 298       else if (state[i] == otk::Property::atoms.net_wm_state_shaded) {
 299         _shaded = true;
 300         _wmstate = IconicState;
 301       } else if (state[i] == otk::Property::atoms.net_wm_state_skip_taskbar)
 302         _skip_taskbar = true;
 303       else if (state[i] == otk::Property::atoms.net_wm_state_skip_pager)
 304         _skip_pager = true;
 305       else if (state[i] == otk::Property::atoms.net_wm_state_fullscreen)
 306         _fullscreen = true;
 307       else if (state[i] == otk::Property::atoms.net_wm_state_maximized_vert)
 308         _max_vert = true;
 309       else if (state[i] == otk::Property::atoms.net_wm_state_maximized_horz)
 310         _max_horz = true;
 311       else if (state[i] == otk::Property::atoms.net_wm_state_above)
 312         _above = true;
 313       else if (state[i] == otk::Property::atoms.net_wm_state_below)
 314         _below = true;
 315     }
 316
 317     delete [] state;
 318   }
 319 }
 320
 321
 322 void Client::getShaped()
 323 {
 324   _shaped = false;
 325 #ifdef   SHAPE
 326   if (otk::display->shape()) {
 327     int foo;
 328     unsigned int ufoo;
 329     int s;
 330
 331     XShapeSelectInput(**otk::display, _window, ShapeNotifyMask);
 332
 333     XShapeQueryExtents(**otk::display, _window, &s, &foo,
 334                        &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo, &ufoo);
 335     _shaped = (s != 0);
 336   }
 337 #endif // SHAPE
 338 }
 339
 340
 341 void Client::calcLayer() {
 342   StackLayer l;
 343
 344   if (_iconic) l = Layer_Icon;
 345   else if (_fullscreen) l = Layer_Fullscreen;
 346   else if (_type == Type_Desktop) l = Layer_Desktop;
 347   else if (_type == Type_Dock) {
 348     if (!_below) l = Layer_Top;
 349     else l = Layer_Normal;
 350   }
 351   else if (_above) l = Layer_Above;
 352   else if (_below) l = Layer_Below;
 353   else l = Layer_Normal;
 354
 355   if (l != _layer) {
 356     _layer = l;
 357     if (frame) {
 358       /*
 359         if we don't have a frame, then we aren't mapped yet (and this would
 360         SIGSEGV :)
 361       */
 362       openbox->screen(_screen)->raiseWindow(this);
 363     }
 364   }
 365 }
 366
 367
 368 void Client::updateProtocols()
 369 {
 370   Atom *proto;
 371   int num_return = 0;
 372
 373   _focus_notify = false;
 374   _decorations &= ~Decor_Close;
 375   _functions &= ~Func_Close;
 376
 377   if (XGetWMProtocols(**otk::display, _window, &proto, &num_return)) {
 378     for (int i = 0; i < num_return; ++i) {
 379       if (proto[i] == otk::Property::atoms.wm_delete_window) {
 380         _decorations |= Decor_Close;
 381         _functions |= Func_Close;
 382         if (frame)
 383           frame->adjustSize(); // update the decorations
 384       } else if (proto[i] == otk::Property::atoms.wm_take_focus)
 385         // if this protocol is requested, then the window will be notified
 386         // by the window manager whenever it receives focus
 387         _focus_notify = true;
 388     }
 389     XFree(proto);
 390   }
 391 }
 392
 393
 394 void Client::updateNormalHints()
 395 {
 396   XSizeHints size;
 397   long ret;
 398   int oldgravity = _gravity;
 399
 400   // defaults
 401   _size_inc.setPoint(1, 1);
 402   _base_size.setPoint(0, 0);
 403   _min_size.setPoint(0, 0);
 404   _max_size.setPoint(INT_MAX, INT_MAX);
 405
 406   // XXX: might want to cancel any interactive resizing of the window at this
 407   // point..
 408
 409   // get the hints from the window
 410   if (XGetWMNormalHints(**otk::display, _window, &size, &ret)) {
 411     _positioned = (size.flags & (PPosition|USPosition));
 412
 413     if (size.flags & PWinGravity) {
 414       _gravity = size.win_gravity;
 415
 416       // if the client has a frame, i.e. has already been mapped and is
 417       // changing its gravity
 418       if (_gravity != oldgravity) {
 419         // move our idea of the client's position based on its new gravity
 420         int x, y;
 421         frame->frameGravity(x, y);
 422         _area.setPos(x, y);
 423       }
 424     }
 425
 426     if (size.flags & PMinSize)
 427       _min_size.setPoint(size.min_width, size.min_height);
 428
 429     if (size.flags & PMaxSize)
 430       _max_size.setPoint(size.max_width, size.max_height);
 431
 432     if (size.flags & PBaseSize)
 433       _base_size.setPoint(size.base_width, size.base_height);
 434
 435     if (size.flags & PResizeInc)
 436       _size_inc.setPoint(size.width_inc, size.height_inc);
 437   }
 438 }
 439
 440
 441 void Client::updateWMHints()
 442 {
 443   XWMHints *hints;
 444
 445   // assume a window takes input if it doesnt specify
 446   _can_focus = true;
 447   _urgent = false;
 448
 449   if ((hints = XGetWMHints(**otk::display, _window)) != NULL) {
 450     if (hints->flags & InputHint)
 451       _can_focus = hints->input;
 452
 453     if (hints->flags & XUrgencyHint)
 454       _urgent = true;
 455
 456     if (hints->flags & WindowGroupHint) {
 457       if (hints->window_group != _group) {
 458         // XXX: remove from the old group if there was one
 459         _group = hints->window_group;
 460         // XXX: do stuff with the group
 461       }
 462     } else // no group!
 463       _group = None;
 464
 465     XFree(hints);
 466   }
 467 }
 468
 469
 470 void Client::updateTitle()
 471 {
 472   _title = "";
 473
 474   // try netwm
 475   if (!otk::Property::get(_window, otk::Property::atoms.net_wm_name,
 476                           otk::Property::utf8, &_title)) {
 477     // try old x stuff
 478     otk::Property::get(_window, otk::Property::atoms.wm_name,
 479                        otk::Property::ascii, &_title);
 480   }
 481
 482   if (_title.empty())
 483     _title = _("Unnamed Window");
 484
 485   if (frame)
 486     frame->setTitle(_title);
 487 }
 488
 489
 490 void Client::updateIconTitle()
 491 {
 492   _icon_title = "";
 493
 494   // try netwm
 495   if (!otk::Property::get(_window, otk::Property::atoms.net_wm_icon_name,
 496                           otk::Property::utf8, &_icon_title)) {
 497     // try old x stuff
 498     otk::Property::get(_window, otk::Property::atoms.wm_icon_name,
 499                        otk::Property::ascii, &_icon_title);
 500   }
 501
 502   if (_title.empty())
 503     _icon_title = _("Unnamed Window");
 504 }
 505
 506
 507 void Client::updateClass()
 508 {
 509   // set the defaults
 510   _app_name = _app_class = _role = "";
 511
 512   otk::Property::StringVect v;
 513   unsigned long num = 2;
 514
 515   if (otk::Property::get(_window, otk::Property::atoms.wm_class,
 516                          otk::Property::ascii, &num, &v)) {
 517     if (num > 0) _app_name = v[0].c_str();
 518     if (num > 1) _app_class = v[1].c_str();
 519   }
 520
 521   v.clear();
 522   num = 1;
 523   if (otk::Property::get(_window, otk::Property::atoms.wm_window_role,
 524                          otk::Property::ascii, &num, &v)) {
 525     if (num > 0) _role = v[0].c_str();
 526   }
 527 }
 528
 529
 530 void Client::updateStrut()
 531 {
 532   unsigned long num = 4;
 533   unsigned long *data;
 534   if (!otk::Property::get(_window, otk::Property::atoms.net_wm_strut,
 535                           otk::Property::atoms.cardinal, &num, &data))
 536     return;
 537
 538   if (num == 4) {
 539     _strut.left = data[0];
 540     _strut.right = data[1];
 541     _strut.top = data[2];
 542     _strut.bottom = data[3];
 543
 544     openbox->screen(_screen)->updateStrut();
 545   }
 546
 547   delete [] data;
 548 }
 549
 550
 551 void Client::updateTransientFor()
 552 {
 553   Window t = 0;
 554   Client *c = 0;
 555
 556   if (XGetTransientForHint(**otk::display, _window, &t) &&
 557       t != _window) { // cant be transient to itself!
 558     c = openbox->findClient(t);
 559     assert(c != this); // if this happens then we need to check for it
 560
 561     if (!c /*XXX: && _group*/) {
 562       // not transient to a client, see if it is transient for a group
 563       if (//t == _group->leader() ||
 564         t == None ||
 565         t == otk::display->screenInfo(_screen)->rootWindow()) {
 566         // window is a transient for its group!
 567         // XXX: for now this is treated as non-transient.
 568         //      this needs to be fixed!
 569       }
 570     }
 571   }
 572
 573   // if anything has changed...
 574   if (c != _transient_for) {
 575     if (_transient_for)
 576       _transient_for->_transients.remove(this); // remove from old parent
 577     _transient_for = c;
 578     if (_transient_for)
 579       _transient_for->_transients.push_back(this); // add to new parent
 580
 581     // XXX: change decor status?
 582   }
 583 }
 584
 585
 586 void Client::propertyHandler(const XPropertyEvent &e)
 587 {
 588   otk::EventHandler::propertyHandler(e);
 589
 590   // compress changes to a single property into a single change
 591   XEvent ce;
 592   while (XCheckTypedEvent(**otk::display, e.type, &ce)) {
 593     // XXX: it would be nice to compress ALL changes to a property, not just
 594     //      changes in a row without other props between.
 595     if (ce.xproperty.atom != e.atom) {
 596       XPutBackEvent(**otk::display, &ce);
 597       break;
 598     }
 599   }
 600
 601   if (e.atom == XA_WM_NORMAL_HINTS)
 602     updateNormalHints();
 603   else if (e.atom == XA_WM_HINTS)
 604     updateWMHints();
 605   else if (e.atom == XA_WM_TRANSIENT_FOR) {
 606     updateTransientFor();
 607     getType();
 608     calcLayer(); // type may have changed, so update the layer
 609     setupDecorAndFunctions();
 610     frame->adjustSize(); // this updates the frame for any new decor settings
 611   }
 612   else if (e.atom == otk::Property::atoms.net_wm_name ||
 613            e.atom == otk::Property::atoms.wm_name)
 614     updateTitle();
 615   else if (e.atom == otk::Property::atoms.net_wm_icon_name ||
 616            e.atom == otk::Property::atoms.wm_icon_name)
 617     updateIconTitle();
 618   else if (e.atom == otk::Property::atoms.wm_class)
 619     updateClass();
 620   else if (e.atom == otk::Property::atoms.wm_protocols)
 621     updateProtocols();
 622   else if (e.atom == otk::Property::atoms.net_wm_strut)
 623     updateStrut();
 624 }
 625
 626
 627 void Client::setWMState(long state)
 628 {
 629   if (state == _wmstate) return; // no change
 630
 631   _wmstate = state;
 632   switch (_wmstate) {
 633   case IconicState:
 634     // XXX: cause it to iconify
 635     break;
 636   case NormalState:
 637     // XXX: cause it to uniconify
 638     break;
 639   }
 640 }
 641
 642
 643 void Client::setDesktop(long target)
 644 {
 645   if (target == _desktop) return;
 646
 647   printf("Setting desktop %ld\n", target);
 648
 649   if (!(target >= 0 || target == (signed)0xffffffff)) return;
 650
 651   _desktop = target;
 652
 653   otk::Property::set(_window, otk::Property::atoms.net_wm_desktop,
 654                      otk::Property::atoms.cardinal, (unsigned)_desktop);
 655
 656   // 'move' the window to the new desktop
 657   if (_desktop == openbox->screen(_screen)->desktop() ||
 658       _desktop == (signed)0xffffffff)
 659     frame->show();
 660   else
 661     frame->hide();
 662 }
 663
 664
 665 void Client::setState(StateAction action, long data1, long data2)
 666 {
 667   bool shadestate = _shaded;
 668
 669   if (!(action == State_Add || action == State_Remove ||
 670         action == State_Toggle))
 671     return; // an invalid action was passed to the client message, ignore it
 672
 673   for (int i = 0; i < 2; ++i) {
 674     Atom state = i == 0 ? data1 : data2;
 675
 676     if (! state) continue;
 677
 678     // if toggling, then pick whether we're adding or removing
 679     if (action == State_Toggle) {
 680       if (state == otk::Property::atoms.net_wm_state_modal)
 681         action = _modal ? State_Remove : State_Add;
 682       else if (state == otk::Property::atoms.net_wm_state_maximized_vert)
 683         action = _max_vert ? State_Remove : State_Add;
 684       else if (state == otk::Property::atoms.net_wm_state_maximized_horz)
 685         action = _max_horz ? State_Remove : State_Add;
 686       else if (state == otk::Property::atoms.net_wm_state_shaded)
 687         action = _shaded ? State_Remove : State_Add;
 688       else if (state == otk::Property::atoms.net_wm_state_skip_taskbar)
 689         action = _skip_taskbar ? State_Remove : State_Add;
 690       else if (state == otk::Property::atoms.net_wm_state_skip_pager)
 691         action = _skip_pager ? State_Remove : State_Add;
 692       else if (state == otk::Property::atoms.net_wm_state_fullscreen)
 693         action = _fullscreen ? State_Remove : State_Add;
 694       else if (state == otk::Property::atoms.net_wm_state_above)
 695         action = _above ? State_Remove : State_Add;
 696       else if (state == otk::Property::atoms.net_wm_state_below)
 697         action = _below ? State_Remove : State_Add;
 698     }
 699
 700     if (action == State_Add) {
 701       if (state == otk::Property::atoms.net_wm_state_modal) {
 702         if (_modal) continue;
 703         _modal = true;
 704         // XXX: give it focus if another window has focus that shouldnt now
 705       } else if (state == otk::Property::atoms.net_wm_state_maximized_vert) {
 706         if (_max_vert) continue;
 707         _max_vert = true;
 708         // XXX: resize the window etc
 709       } else if (state == otk::Property::atoms.net_wm_state_maximized_horz) {
 710         if (_max_horz) continue;
 711         _max_horz = true;
 712         // XXX: resize the window etc
 713       } else if (state == otk::Property::atoms.net_wm_state_shaded) {
 714         if (_shaded) continue;
 715         // shade when we're all thru here
 716         shadestate = true;
 717       } else if (state == otk::Property::atoms.net_wm_state_skip_taskbar) {
 718         _skip_taskbar = true;
 719       } else if (state == otk::Property::atoms.net_wm_state_skip_pager) {
 720         _skip_pager = true;
 721       } else if (state == otk::Property::atoms.net_wm_state_fullscreen) {
 722         if (_fullscreen) continue;
 723         _fullscreen = true;
 724       } else if (state == otk::Property::atoms.net_wm_state_above) {
 725         if (_above) continue;
 726         _above = true;
 727       } else if (state == otk::Property::atoms.net_wm_state_below) {
 728         if (_below) continue;
 729         _below = true;
 730       }
 731
 732     } else { // action == State_Remove
 733       if (state == otk::Property::atoms.net_wm_state_modal) {
 734         if (!_modal) continue;
 735         _modal = false;
 736       } else if (state == otk::Property::atoms.net_wm_state_maximized_vert) {
 737         if (!_max_vert) continue;
 738         _max_vert = false;
 739         // XXX: resize the window etc
 740       } else if (state == otk::Property::atoms.net_wm_state_maximized_horz) {
 741         if (!_max_horz) continue;
 742         _max_horz = false;
 743         // XXX: resize the window etc
 744       } else if (state == otk::Property::atoms.net_wm_state_shaded) {
 745         if (!_shaded) continue;
 746         // unshade when we're all thru here
 747         shadestate = false;
 748       } else if (state == otk::Property::atoms.net_wm_state_skip_taskbar) {
 749         _skip_taskbar = false;
 750       } else if (state == otk::Property::atoms.net_wm_state_skip_pager) {
 751         _skip_pager = false;
 752       } else if (state == otk::Property::atoms.net_wm_state_fullscreen) {
 753         if (!_fullscreen) continue;
 754         _fullscreen = false;
 755       } else if (state == otk::Property::atoms.net_wm_state_above) {
 756         if (!_above) continue;
 757         _above = false;
 758       } else if (state == otk::Property::atoms.net_wm_state_below) {
 759         if (!_below) continue;
 760         _below = false;
 761       }
 762     }
 763   }
 764   if (shadestate != _shaded)
 765     shade(shadestate);
 766   calcLayer();
 767 }
 768
 769
 770 void Client::toggleClientBorder(bool addborder)
 771 {
 772   // adjust our idea of where the client is, based on its border. When the
 773   // border is removed, the client should now be considered to be in a
 774   // different position.
 775   // when re-adding the border to the client, the same operation needs to be
 776   // reversed.
 777   int x = _area.x(), y = _area.y();
 778   switch(_gravity) {
 779   default:
 780   case NorthWestGravity:
 781   case WestGravity:
 782   case SouthWestGravity:
 783   case NorthGravity:
 784   case CenterGravity:
 785   case SouthGravity:
 786     break;
 787   case NorthEastGravity:
 788   case EastGravity:
 789   case SouthEastGravity:
 790     if (addborder) x -= _border_width * 2;
 791     else           x += _border_width * 2;
 792     break;
 793   case ForgetGravity:
 794   case StaticGravity:
 795     if (addborder) x -= _border_width;
 796     else           x += _border_width;
 797     break;
 798   }
 799   switch(_gravity) {
 800   default:
 801   case NorthWestGravity:
 802   case WestGravity:
 803   case NorthGravity:
 804   case CenterGravity:
 805   case NorthEastGravity:
 806   case EastGravity:
 807     break;
 808   case SouthWestGravity:
 809   case SouthGravity:
 810   case SouthEastGravity:
 811     if (addborder) y -= _border_width * 2;
 812     else           y += _border_width * 2;
 813     break;
 814   case ForgetGravity:
 815   case StaticGravity:
 816     if (addborder) y -= _border_width;
 817     else           y += _border_width;
 818     break;
 819   }
 820   _area.setPos(x, y);
 821
 822   if (addborder) {
 823     XSetWindowBorderWidth(**otk::display, _window, _border_width);
 824
 825     // move the client so it is back it the right spot _with_ its border!
 826     XMoveWindow(**otk::display, _window, x, y);
 827   } else
 828     XSetWindowBorderWidth(**otk::display, _window, 0);
 829 }
 830
 831
 832 void Client::clientMessageHandler(const XClientMessageEvent &e)
 833 {
 834   otk::EventHandler::clientMessageHandler(e);
 835
 836   if (e.format != 32) return;
 837
 838   if (e.message_type == otk::Property::atoms.wm_change_state) {
 839     // compress changes into a single change
 840     bool compress = false;
 841     XEvent ce;
 842     while (XCheckTypedEvent(**otk::display, e.type, &ce)) {
 843       // XXX: it would be nice to compress ALL messages of a type, not just
 844       //      messages in a row without other message types between.
 845       if (ce.xclient.message_type != e.message_type) {
 846         XPutBackEvent(**otk::display, &ce);
 847         break;
 848       }
 849       compress = true;
 850     }
 851     if (compress)
 852       setWMState(ce.xclient.data.l[0]); // use the found event
 853     else
 854       setWMState(e.data.l[0]); // use the original event
 855   } else if (e.message_type == otk::Property::atoms.net_wm_desktop) {
 856     // compress changes into a single change
 857     bool compress = false;
 858     XEvent ce;
 859     while (XCheckTypedEvent(**otk::display, e.type, &ce)) {
 860       // XXX: it would be nice to compress ALL messages of a type, not just
 861       //      messages in a row without other message types between.
 862       if (ce.xclient.message_type != e.message_type) {
 863         XPutBackEvent(**otk::display, &ce);
 864         break;
 865       }
 866       compress = true;
 867     }
 868     if (compress)
 869       setDesktop(e.data.l[0]); // use the found event
 870     else
 871       setDesktop(e.data.l[0]); // use the original event
 872   } else if (e.message_type == otk::Property::atoms.net_wm_state) {
 873     // can't compress these
 874 #ifdef DEBUG
 875     printf("net_wm_state %s %ld %ld for 0x%lx\n",
 876            (e.data.l[0] == 0 ? "Remove" : e.data.l[0] == 1 ? "Add" :
 877             e.data.l[0] == 2 ? "Toggle" : "INVALID"),
 878            e.data.l[1], e.data.l[2], _window);
 879 #endif
 880     setState((StateAction)e.data.l[0], e.data.l[1], e.data.l[2]);
 881   } else if (e.message_type == otk::Property::atoms.net_close_window) {
 882 #ifdef DEBUG
 883     printf("net_close_window for 0x%lx\n", _window);
 884 #endif
 885     close();
 886   } else if (e.message_type == otk::Property::atoms.net_active_window) {
 887 #ifdef DEBUG
 888     printf("net_active_window for 0x%lx\n", _window);
 889 #endif
 890     if (_shaded)
 891       shade(false);
 892     // XXX: deiconify
 893     focus();
 894     openbox->screen(_screen)->raiseWindow(this);
 895   }
 896 }
 897
 898
 899 #if defined(SHAPE)
 900 void Client::shapeHandler(const XShapeEvent &e)
 901 {
 902   otk::EventHandler::shapeHandler(e);
 903
 904   if (e.kind == ShapeBounding) {
 905     _shaped = e.shaped;
 906     frame->adjustShape();
 907   }
 908 }
 909 #endif
 910
 911
 912 void Client::resize(Corner anchor, int w, int h, int x, int y)
 913 {
 914   w -= _base_size.x();
 915   h -= _base_size.y();
 916
 917   // for interactive resizing. have to move half an increment in each
 918   // direction.
 919   w += _size_inc.x() / 2;
 920   h += _size_inc.y() / 2;
 921
 922   // is the window resizable? if it is not, then don't check its sizes, the
 923   // client can do what it wants and the user can't change it anyhow
 924   if (_min_size.x() <= _max_size.x() && _min_size.y() <= _max_size.y()) {
 925     // smaller than min size or bigger than max size?
 926     if (w < _min_size.x()) w = _min_size.x();
 927     else if (w > _max_size.x()) w = _max_size.x();
 928     if (h < _min_size.y()) h = _min_size.y();
 929     else if (h > _max_size.y()) h = _max_size.y();
 930   }
 931
 932   // keep to the increments
 933   w /= _size_inc.x();
 934   h /= _size_inc.y();
 935
 936   // you cannot resize to nothing
 937   if (w < 1) w = 1;
 938   if (h < 1) h = 1;
 939
 940   // store the logical size
 941   _logical_size.setPoint(w, h);
 942
 943   w *= _size_inc.x();
 944   h *= _size_inc.y();
 945
 946   w += _base_size.x();
 947   h += _base_size.y();
 948
 949   if (x == INT_MIN || y == INT_MIN) {
 950     x = _area.x();
 951     y = _area.y();
 952     switch (anchor) {
 953     case TopLeft:
 954       break;
 955     case TopRight:
 956       x -= w - _area.width();
 957       break;
 958     case BottomLeft:
 959       y -= h - _area.height();
 960       break;
 961     case BottomRight:
 962       x -= w - _area.width();
 963       y -= h - _area.height();
 964       break;
 965     }
 966   }
 967
 968   _area.setSize(w, h);
 969
 970   XResizeWindow(**otk::display, _window, w, h);
 971
 972   // resize the frame to match the request
 973   frame->adjustSize();
 974   move(x, y);
 975 }
 976
 977
 978 void Client::move(int x, int y)
 979 {
 980   _area.setPos(x, y);
 981
 982   // move the frame to be in the requested position
 983   if (frame) { // this can be called while mapping, before frame exists
 984     frame->adjustPosition();
 985
 986     // send synthetic configure notify (we don't need to if we aren't mapped
 987     // yet)
 988     XEvent event;
 989     event.type = ConfigureNotify;
 990     event.xconfigure.display = **otk::display;
 991     event.xconfigure.event = _window;
 992     event.xconfigure.window = _window;
 993     event.xconfigure.x = x;
 994     event.xconfigure.y = y;
 995     event.xconfigure.width = _area.width();
 996     event.xconfigure.height = _area.height();
 997     event.xconfigure.border_width = _border_width;
 998     event.xconfigure.above = frame->window();
 999     event.xconfigure.override_redirect = False;
1000     XSendEvent(event.xconfigure.display, event.xconfigure.window, False,
1001                StructureNotifyMask, &event);
1002   }
1003 }
1004
1005
1006 void Client::close()
1007 {
1008   XEvent ce;
1009
1010   if (!(_functions & Func_Close)) return;
1011
1012   // XXX: itd be cool to do timeouts and shit here for killing the client's
1013   //      process off
1014   // like... if the window is around after 5 seconds, then the close button
1015   // turns a nice red, and if this function is called again, the client is
1016   // explicitly killed.
1017
1018   ce.xclient.type = ClientMessage;
1019   ce.xclient.message_type =  otk::Property::atoms.wm_protocols;
1020   ce.xclient.display = **otk::display;
1021   ce.xclient.window = _window;
1022   ce.xclient.format = 32;
1023   ce.xclient.data.l[0] = otk::Property::atoms.wm_delete_window;
1024   ce.xclient.data.l[1] = CurrentTime;
1025   ce.xclient.data.l[2] = 0l;
1026   ce.xclient.data.l[3] = 0l;
1027   ce.xclient.data.l[4] = 0l;
1028   XSendEvent(**otk::display, _window, false, NoEventMask, &ce);
1029 }
1030
1031
1032 void Client::changeState()
1033 {
1034   unsigned long state[2];
1035   state[0] = _wmstate;
1036   state[1] = None;
1037   otk::Property::set(_window, otk::Property::atoms.wm_state,
1038                      otk::Property::atoms.wm_state, state, 2);
1039
1040   Atom netstate[10];
1041   int num = 0;
1042   if (_modal)
1043     netstate[num++] = otk::Property::atoms.net_wm_state_modal;
1044   if (_shaded)
1045     netstate[num++] = otk::Property::atoms.net_wm_state_shaded;
1046   if (_iconic)
1047     netstate[num++] = otk::Property::atoms.net_wm_state_hidden;
1048   if (_skip_taskbar)
1049     netstate[num++] = otk::Property::atoms.net_wm_state_skip_taskbar;
1050   if (_skip_pager)
1051     netstate[num++] = otk::Property::atoms.net_wm_state_skip_pager;
1052   if (_fullscreen)
1053     netstate[num++] = otk::Property::atoms.net_wm_state_fullscreen;
1054   if (_max_vert)
1055     netstate[num++] = otk::Property::atoms.net_wm_state_maximized_vert;
1056   if (_max_horz)
1057     netstate[num++] = otk::Property::atoms.net_wm_state_maximized_horz;
1058   if (_above)
1059     netstate[num++] = otk::Property::atoms.net_wm_state_above;
1060   if (_below)
1061     netstate[num++] = otk::Property::atoms.net_wm_state_below;
1062   otk::Property::set(_window, otk::Property::atoms.net_wm_state,
1063                      otk::Property::atoms.atom, netstate, num);
1064
1065   calcLayer();
1066 }
1067
1068
1069 void Client::shade(bool shade)
1070 {
1071   if (shade == _shaded) return; // already done
1072
1073   _wmstate = shade ? IconicState : NormalState;
1074   _shaded = shade;
1075   changeState();
1076   frame->adjustSize();
1077 }
1078
1079
1080 bool Client::focus() const
1081 {
1082   // won't try focus if the client doesn't want it, or if the window isn't
1083   // visible on the screen
1084   if (!(frame->isVisible() && (_can_focus || _focus_notify))) return false;
1085
1086   if (_focused) return true;
1087
1088   if (_can_focus)
1089     XSetInputFocus(**otk::display, _window,
1090                    RevertToNone, CurrentTime);
1091
1092   if (_focus_notify) {
1093     XEvent ce;
1094     ce.xclient.type = ClientMessage;
1095     ce.xclient.message_type = otk::Property::atoms.wm_protocols;
1096     ce.xclient.display = **otk::display;
1097     ce.xclient.window = _window;
1098     ce.xclient.format = 32;
1099     ce.xclient.data.l[0] = otk::Property::atoms.wm_take_focus;
1100     ce.xclient.data.l[1] = openbox->lastTime();
1101     ce.xclient.data.l[2] = 0l;
1102     ce.xclient.data.l[3] = 0l;
1103     ce.xclient.data.l[4] = 0l;
1104     XSendEvent(**otk::display, _window, False, NoEventMask, &ce);
1105   }
1106
1107   return true;
1108 }
1109
1110
1111 void Client::unfocus() const
1112 {
1113   if (!_focused) return;
1114
1115   assert(openbox->focusedClient() == this);
1116   openbox->setFocusedClient(0);
1117 }
1118
1119
1120 void Client::focusHandler(const XFocusChangeEvent &e)
1121 {
1122 #ifdef    DEBUG
1123 //  printf("FocusIn for 0x%lx\n", e.window);
1124 #endif // DEBUG
1125
1126   otk::EventHandler::focusHandler(e);
1127
1128   frame->focus();
1129   _focused = true;
1130
1131   openbox->setFocusedClient(this);
1132 }
1133
1134
1135 void Client::unfocusHandler(const XFocusChangeEvent &e)
1136 {
1137 #ifdef    DEBUG
1138 //  printf("FocusOut for 0x%lx\n", e.window);
1139 #endif // DEBUG
1140
1141   otk::EventHandler::unfocusHandler(e);
1142
1143   frame->unfocus();
1144   _focused = false;
1145
1146   if (openbox->focusedClient() == this)
1147     openbox->setFocusedClient(0);
1148 }
1149
1150
1151 void Client::configureRequestHandler(const XConfigureRequestEvent &e)
1152 {
1153 #ifdef    DEBUG
1154   printf("ConfigureRequest for 0x%lx\n", e.window);
1155 #endif // DEBUG
1156
1157   otk::EventHandler::configureRequestHandler(e);
1158
1159   // XXX: if we are iconic (or shaded? (fvwm does that)) ignore the event
1160
1161   if (e.value_mask & CWBorderWidth)
1162     _border_width = e.border_width;
1163
1164   // resize, then move, as specified in the EWMH section 7.7
1165   if (e.value_mask & (CWWidth | CWHeight)) {
1166     int w = (e.value_mask & CWWidth) ? e.width : _area.width();
1167     int h = (e.value_mask & CWHeight) ? e.height : _area.height();
1168
1169     Corner corner;
1170     switch (_gravity) {
1171     case NorthEastGravity:
1172     case EastGravity:
1173       corner = TopRight;
1174       break;
1175     case SouthWestGravity:
1176     case SouthGravity:
1177       corner = BottomLeft;
1178       break;
1179     case SouthEastGravity:
1180       corner = BottomRight;
1181       break;
1182     default:     // NorthWest, Static, etc
1183       corner = TopLeft;
1184     }
1185
1186     // if moving AND resizing ...
1187     if (e.value_mask & (CWX | CWY)) {
1188       int x = (e.value_mask & CWX) ? e.x : _area.x();
1189       int y = (e.value_mask & CWY) ? e.y : _area.y();
1190       resize(corner, w, h, x, y);
1191     } else // if JUST resizing...
1192       resize(corner, w, h);
1193   } else if (e.value_mask & (CWX | CWY)) { // if JUST moving...
1194     int x = (e.value_mask & CWX) ? e.x : _area.x();
1195     int y = (e.value_mask & CWY) ? e.y : _area.y();
1196     move(x, y);
1197   }
1198
1199   if (e.value_mask & CWStackMode) {
1200     switch (e.detail) {
1201     case Below:
1202     case BottomIf:
1203       openbox->screen(_screen)->lowerWindow(this);
1204       break;
1205
1206     case Above:
1207     case TopIf:
1208     default:
1209       openbox->screen(_screen)->raiseWindow(this);
1210       break;
1211     }
1212   }
1213 }
1214
1215
1216 void Client::unmapHandler(const XUnmapEvent &e)
1217 {
1218   if (ignore_unmaps) {
1219 #ifdef    DEBUG
1220     printf("Ignored UnmapNotify for 0x%lx (event 0x%lx)\n", e.window, e.event);
1221 #endif // DEBUG
1222     ignore_unmaps--;
1223     return;
1224   }
1225
1226 #ifdef    DEBUG
1227   printf("UnmapNotify for 0x%lx\n", e.window);
1228 #endif // DEBUG
1229
1230   otk::EventHandler::unmapHandler(e);
1231
1232   // this deletes us etc
1233   openbox->screen(_screen)->unmanageWindow(this);
1234 }
1235
1236
1237 void Client::destroyHandler(const XDestroyWindowEvent &e)
1238 {
1239 #ifdef    DEBUG
1240   printf("DestroyNotify for 0x%lx\n", e.window);
1241 #endif // DEBUG
1242
1243   otk::EventHandler::destroyHandler(e);
1244
1245   // this deletes us etc
1246   openbox->screen(_screen)->unmanageWindow(this);
1247 }
1248
1249
1250 void Client::reparentHandler(const XReparentEvent &e)
1251 {
1252   // this is when the client is first taken captive in the frame
1253   if (e.parent == frame->plate()) return;
1254
1255 #ifdef    DEBUG
1256   printf("ReparentNotify for 0x%lx\n", e.window);
1257 #endif // DEBUG
1258
1259   otk::EventHandler::reparentHandler(e);
1260
1261   /*
1262     This event is quite rare and is usually handled in unmapHandler.
1263     However, if the window is unmapped when the reparent event occurs,
1264     the window manager never sees it because an unmap event is not sent
1265     to an already unmapped window.
1266   */
1267
1268   // we don't want the reparent event, put it back on the stack for the X
1269   // server to deal with after we unmanage the window
1270   XEvent ev;
1271   ev.xreparent = e;
1272   XPutBackEvent(**otk::display, &ev);
1273
1274   // this deletes us etc
1275   openbox->screen(_screen)->unmanageWindow(this);
1276 }
1277
1278 }