1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
11 #include "otk/display.hh"
12 #include "otk/property.hh"
13 #include "otk/util.hh"
17 # include <sys/types.h>
19 #endif // HAVE_UNISTD_H
22 #define _(str) gettext(str)
31 static int anotherWMRunning(Display *display, XErrorEvent *) {
32 printf(_("Another window manager already running on display %s.\n"),
33 DisplayString(display));
42 Screen::Screen(int screen)
46 assert(screen >= 0); assert(screen < ScreenCount(**otk::display));
47 _info = otk::display->screenInfo(screen);
50 XErrorHandler old = XSetErrorHandler(::anotherWMRunning);
51 XSelectInput(**otk::display, _info->rootWindow(),
53 XSync(**otk::display, false);
54 XSetErrorHandler(old);
56 _managed = !::running;
57 if (! _managed) return; // was unable to manage the screen
60 printf(_("Managing screen %d: visual 0x%lx, depth %d\n"),
61 _number, XVisualIDFromVisual(_info->visual()), _info->depth());
64 otk::Property::set(_info->rootWindow(), otk::Property::atoms.openbox_pid,
65 otk::Property::atoms.cardinal, (unsigned long) getpid());
67 // set the mouse cursor for the root window (the default cursor)
68 XDefineCursor(**otk::display, _info->rootWindow(),
69 openbox->cursors().session);
71 // set up notification of netwm support
72 changeSupportedAtoms();
74 // Set the netwm properties for geometry
75 unsigned long geometry[] = { _info->size().width(),
76 _info->size().height() };
77 otk::Property::set(_info->rootWindow(),
78 otk::Property::atoms.net_desktop_geometry,
79 otk::Property::atoms.cardinal, geometry, 2);
83 changeNumDesktops(1); // set the hint
84 changeDesktop(0); // set the hint
86 // don't start in showing-desktop mode
87 _showing_desktop = false;
88 otk::Property::set(_info->rootWindow(),
89 otk::Property::atoms.net_showing_desktop,
90 otk::Property::atoms.cardinal, 0);
92 // create the window which gets focus when no clients get it
93 XSetWindowAttributes attr;
94 attr.override_redirect = true;
95 _focuswindow = XCreateWindow(**otk::display, _info->rootWindow(),
96 -100, -100, 1, 1, 0, 0, InputOnly,
97 _info->visual(), CWOverrideRedirect, &attr);
98 XMapRaised(**otk::display, _focuswindow);
100 // these may be further updated if any pre-existing windows are found in
101 // the manageExising() function
102 changeClientList(); // initialize the client lists, which will be empty
104 updateDesktopLayout();
106 // register this class as the event handler for the root window
107 openbox->registerHandler(_info->rootWindow(), this);
109 // call the python Startup callbacks
110 EventData data(_number, 0, EventAction::Startup, 0);
111 openbox->bindings()->fireEvent(&data);
117 if (! _managed) return;
119 XSelectInput(**otk::display, _info->rootWindow(), NoEventMask);
121 // unmanage all windows
122 while (!clients.empty())
123 unmanageWindow(clients.front());
125 // call the python Shutdown callbacks
126 EventData data(_number, 0, EventAction::Shutdown, 0);
127 openbox->bindings()->fireEvent(&data);
129 XDestroyWindow(**otk::display, _focuswindow);
130 XDestroyWindow(**otk::display, _supportwindow);
134 void Screen::manageExisting()
136 unsigned int i, j, nchild;
137 Window r, p, *children;
138 XQueryTree(**otk::display, _info->rootWindow(), &r, &p,
141 // preen the window list of all icon windows... for better dockapp support
142 for (i = 0; i < nchild; i++) {
143 if (children[i] == None) continue;
145 XWMHints *wmhints = XGetWMHints(**otk::display,
149 if ((wmhints->flags & IconWindowHint) &&
150 (wmhints->icon_window != children[i])) {
151 for (j = 0; j < nchild; j++) {
152 if (children[j] == wmhints->icon_window) {
163 // manage shown windows
164 for (i = 0; i < nchild; ++i) {
165 if (children[i] == None)
168 XWindowAttributes attrib;
169 if (XGetWindowAttributes(**otk::display, children[i], &attrib)) {
170 if (attrib.override_redirect) continue;
172 if (attrib.map_state != IsUnmapped) {
173 manageWindow(children[i]);
181 void Screen::updateDesktopLayout()
183 //const unsigned long _NET_WM_ORIENTATION_HORZ = 0;
184 const unsigned long _NET_WM_ORIENTATION_VERT = 1;
185 //const unsigned long _NET_WM_TOPLEFT = 0;
186 const unsigned long _NET_WM_TOPRIGHT = 1;
187 const unsigned long _NET_WM_BOTTOMRIGHT = 2;
188 const unsigned long _NET_WM_BOTTOMLEFT = 3;
191 _layout.orientation = DesktopLayout::Horizontal;
192 _layout.start_corner = DesktopLayout::TopLeft;
194 _layout.columns = _num_desktops;
196 unsigned long *data, num = 4;
197 if (otk::Property::get(_info->rootWindow(),
198 otk::Property::atoms.net_desktop_layout,
199 otk::Property::atoms.cardinal,
202 if (data[0] == _NET_WM_ORIENTATION_VERT)
203 _layout.orientation = DesktopLayout::Vertical;
204 if (data[3] == _NET_WM_TOPRIGHT)
205 _layout.start_corner = DesktopLayout::TopRight;
206 else if (data[3] == _NET_WM_BOTTOMRIGHT)
207 _layout.start_corner = DesktopLayout::BottomRight;
208 else if (data[3] == _NET_WM_BOTTOMLEFT)
209 _layout.start_corner = DesktopLayout::BottomLeft;
211 // fill in a zero rows/columns
212 if (!(data[1] == 0 && data[2] == 0)) { // both 0's is bad data..
214 data[1] = (_num_desktops + _num_desktops % data[2]) / data[2];
215 } else if (data[2] == 0) {
216 data[2] = (_num_desktops + _num_desktops % data[1]) / data[1];
218 _layout.columns = data[1];
219 _layout.rows = data[2];
223 if (_layout.orientation == DesktopLayout::Horizontal) {
224 if (_layout.rows > _num_desktops) _layout.rows = _num_desktops;
225 if (_layout.columns > (_num_desktops + _num_desktops % _layout.rows) /
227 _layout.columns = (_num_desktops + _num_desktops % _layout.rows) /
230 if (_layout.columns > _num_desktops) _layout.columns = _num_desktops;
231 if (_layout.rows > (_num_desktops + _num_desktops % _layout.columns) /
233 _layout.rows = (_num_desktops + _num_desktops % _layout.columns) /
241 void Screen::updateStruts()
244 void operator()(otk::Strut &self, const otk::Strut &other) {
245 self.left = std::max(self.left, other.left);
246 self.right = std::max(self.right, other.right);
247 self.top = std::max(self.top, other.top);
248 self.bottom = std::max(self.bottom, other.bottom);
252 StrutList::iterator sit, send = _struts.end();
254 for (sit = _struts.begin(); sit != send; ++sit)
255 sit->left = sit->right = sit->top = sit->bottom = 0;
257 ClientList::const_iterator it, end = clients.end();
258 for (it = clients.begin(); it != end; ++it) {
259 if ((*it)->iconic()) continue; // these dont count in the strut
261 unsigned int desk = (*it)->desktop();
262 const otk::Strut &s = (*it)->strut();
264 if (desk == 0xffffffff)
265 for (unsigned int i = 0, e = _struts.size(); i < e; ++i)
266 apply(_struts[i], s);
267 else if (desk < _struts.size())
268 apply(_struts[desk], s);
270 assert(false); // invalid desktop otherwise..
271 // apply to the 'all desktops' strut
272 apply(_struts.back(), s);
278 void Screen::changeWorkArea()
280 unsigned long *dims = new unsigned long[4 * _num_desktops];
281 for (unsigned int i = 0; i < _num_desktops + 1; ++i) {
282 otk::Rect old_area = _area[i];
285 // reset to the full areas
286 if (isXineramaActive())
287 xineramaUsableArea = getXineramaAreas();
291 _area[i] = otk::Rect(_struts[i].left, _struts[i].top,
292 _info->size().width() - (_struts[i].left +
294 _info->size().height() - (_struts[i].top +
299 if (isXineramaActive()) {
300 // keep each of the ximerama-defined areas inside the strut
301 RectList::iterator xit, xend = xineramaUsableArea.end();
302 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
303 if (xit->x() < usableArea.x()) {
304 xit->setX(usableArea.x());
305 xit->setWidth(xit->width() - usableArea.x());
307 if (xit->y() < usableArea.y()) {
308 xit->setY(usableArea.y());
309 xit->setHeight(xit->height() - usableArea.y());
311 if (xit->x() + xit->width() > usableArea.width())
312 xit->setWidth(usableArea.width() - xit->x());
313 if (xit->y() + xit->height() > usableArea.height())
314 xit->setHeight(usableArea.height() - xit->y());
319 if (old_area != _area[i]) {
320 // the area has changed, adjust all the maximized windows
321 ClientList::iterator it, end = clients.end();
322 for (it = clients.begin(); it != end; ++it)
323 if (i < _num_desktops) {
324 if ((*it)->desktop() == i)
327 // the 'all desktops' size
328 if ((*it)->desktop() == 0xffffffff)
333 // don't set these for the 'all desktops' area
334 if (i < _num_desktops) {
335 dims[(i * 4) + 0] = _area[i].x();
336 dims[(i * 4) + 1] = _area[i].y();
337 dims[(i * 4) + 2] = _area[i].width();
338 dims[(i * 4) + 3] = _area[i].height();
341 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_workarea,
342 otk::Property::atoms.cardinal, dims, 4 * _num_desktops);
347 void Screen::changeSupportedAtoms()
349 // create the netwm support window
350 _supportwindow = XCreateSimpleWindow(**otk::display,
352 0, 0, 1, 1, 0, 0, 0);
354 // set supporting window
355 otk::Property::set(_info->rootWindow(),
356 otk::Property::atoms.net_supporting_wm_check,
357 otk::Property::atoms.window, _supportwindow);
359 //set properties on the supporting window
360 otk::Property::set(_supportwindow, otk::Property::atoms.net_wm_name,
361 otk::Property::utf8, "Openbox");
362 otk::Property::set(_supportwindow,
363 otk::Property::atoms.net_supporting_wm_check,
364 otk::Property::atoms.window, _supportwindow);
368 otk::Property::atoms.net_current_desktop,
369 otk::Property::atoms.net_number_of_desktops,
370 otk::Property::atoms.net_desktop_geometry,
371 otk::Property::atoms.net_desktop_viewport,
372 otk::Property::atoms.net_active_window,
373 otk::Property::atoms.net_workarea,
374 otk::Property::atoms.net_client_list,
375 otk::Property::atoms.net_client_list_stacking,
376 otk::Property::atoms.net_desktop_names,
377 otk::Property::atoms.net_close_window,
378 otk::Property::atoms.net_desktop_layout,
379 otk::Property::atoms.net_showing_desktop,
380 otk::Property::atoms.net_wm_name,
381 otk::Property::atoms.net_wm_visible_name,
382 otk::Property::atoms.net_wm_icon_name,
383 otk::Property::atoms.net_wm_visible_icon_name,
384 otk::Property::atoms.net_wm_desktop,
385 otk::Property::atoms.net_wm_strut,
386 otk::Property::atoms.net_wm_window_type,
387 otk::Property::atoms.net_wm_window_type_desktop,
388 otk::Property::atoms.net_wm_window_type_dock,
389 otk::Property::atoms.net_wm_window_type_toolbar,
390 otk::Property::atoms.net_wm_window_type_menu,
391 otk::Property::atoms.net_wm_window_type_utility,
392 otk::Property::atoms.net_wm_window_type_splash,
393 otk::Property::atoms.net_wm_window_type_dialog,
394 otk::Property::atoms.net_wm_window_type_normal,
396 otk::Property::atoms.net_wm_moveresize,
397 otk::Property::atoms.net_wm_moveresize_size_topleft,
398 otk::Property::atoms.net_wm_moveresize_size_topright,
399 otk::Property::atoms.net_wm_moveresize_size_bottomleft,
400 otk::Property::atoms.net_wm_moveresize_size_bottomright,
401 otk::Property::atoms.net_wm_moveresize_move,
403 otk::Property::atoms.net_wm_allowed_actions,
404 otk::Property::atoms.net_wm_action_move,
405 otk::Property::atoms.net_wm_action_resize,
406 otk::Property::atoms.net_wm_action_minimize,
407 otk::Property::atoms.net_wm_action_shade,
408 /* otk::Property::atoms.net_wm_action_stick,*/
409 otk::Property::atoms.net_wm_action_maximize_horz,
410 otk::Property::atoms.net_wm_action_maximize_vert,
411 otk::Property::atoms.net_wm_action_fullscreen,
412 otk::Property::atoms.net_wm_action_change_desktop,
413 otk::Property::atoms.net_wm_action_close,
415 otk::Property::atoms.net_wm_state,
416 otk::Property::atoms.net_wm_state_modal,
417 otk::Property::atoms.net_wm_state_maximized_vert,
418 otk::Property::atoms.net_wm_state_maximized_horz,
419 otk::Property::atoms.net_wm_state_shaded,
420 otk::Property::atoms.net_wm_state_skip_taskbar,
421 otk::Property::atoms.net_wm_state_skip_pager,
422 otk::Property::atoms.net_wm_state_hidden,
423 otk::Property::atoms.net_wm_state_fullscreen,
424 otk::Property::atoms.net_wm_state_above,
425 otk::Property::atoms.net_wm_state_below,
427 const int num_supported = sizeof(supported)/sizeof(Atom);
429 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_supported,
430 otk::Property::atoms.atom, supported, num_supported);
434 void Screen::changeClientList()
437 unsigned int size = clients.size();
439 // create an array of the window ids
443 windows = new Window[size];
445 ClientList::const_iterator it = clients.begin();
446 const ClientList::const_iterator end = clients.end();
447 for (; it != end; ++it, ++win_it)
448 *win_it = (*it)->window();
450 windows = (Window*) 0;
452 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_client_list,
453 otk::Property::atoms.window, windows, size);
458 changeStackingList();
462 void Screen::changeStackingList()
465 unsigned int size = _stacking.size();
467 assert(size == clients.size()); // just making sure.. :)
470 // create an array of the window ids (from bottom to top, reverse order!)
474 windows = new Window[size];
476 ClientList::const_reverse_iterator it = _stacking.rbegin();
477 const ClientList::const_reverse_iterator end = _stacking.rend();
478 for (; it != end; ++it, ++win_it)
479 *win_it = (*it)->window();
481 windows = (Window*) 0;
483 otk::Property::set(_info->rootWindow(),
484 otk::Property::atoms.net_client_list_stacking,
485 otk::Property::atoms.window, windows, size);
492 void Screen::manageWindow(Window window)
496 XSetWindowAttributes attrib_set;
498 XWindowAttributes attrib;
500 otk::display->grab();
502 // check if it has already been unmapped by the time we started mapping
503 // the grab does a sync so we don't have to here
504 if (XCheckTypedWindowEvent(**otk::display, window, DestroyNotify, &e) ||
505 XCheckTypedWindowEvent(**otk::display, window, UnmapNotify, &e)) {
506 XPutBackEvent(**otk::display, &e);
508 otk::display->ungrab();
509 return; // don't manage it
512 if (!XGetWindowAttributes(**otk::display, window, &attrib) ||
513 attrib.override_redirect) {
514 otk::display->ungrab();
515 return; // don't manage it
518 // is the window a docking app
519 if ((wmhint = XGetWMHints(**otk::display, window))) {
520 if ((wmhint->flags & StateHint) &&
521 wmhint->initial_state == WithdrawnState) {
522 //slit->addClient(w); // XXX: make dock apps work!
524 otk::display->ungrab();
531 // choose the events we want to receive on the CLIENT window
532 attrib_set.event_mask = Client::event_mask;
533 attrib_set.do_not_propagate_mask = Client::no_propagate_mask;
534 XChangeWindowAttributes(**otk::display, window,
535 CWEventMask|CWDontPropagate, &attrib_set);
537 // create the Client class, which gets all of the hints on the window
538 client = new Client(_number, window);
539 // register for events
540 openbox->registerHandler(window, client);
541 // add to the wm's map
542 openbox->addClient(window, client);
544 // we dont want a border on the client
545 client->toggleClientBorder(false);
547 // specify that if we exit, the window should not be destroyed and should be
548 // reparented back to root automatically
549 XChangeSaveSet(**otk::display, window, SetModeInsert);
551 // create the decoration frame for the client window
552 client->frame = new Frame(client);
553 // register the plate for events (map req's)
554 // this involves removing itself from the handler list first, since it is
555 // auto added to the list, being a widget. we won't get any events on the
556 // plate except for events for the client (SubstructureRedirectMask)
557 openbox->clearHandler(client->frame->plate());
558 openbox->registerHandler(client->frame->plate(), client);
560 // add to the wm's map
561 Window *w = client->frame->allWindows();
562 for (unsigned int i = 0; w[i]; ++i)
563 openbox->addClient(w[i], client);
566 // reparent the client to the frame
567 client->frame->grabClient();
569 if (openbox->state() != Openbox::State_Starting) {
570 // position the window intelligenty .. hopefully :)
571 // call the python PLACEWINDOW binding
572 EventData data(_number, client, EventAction::PlaceWindow, 0);
573 openbox->bindings()->fireEvent(&data);
576 EventData ddata(_number, client, EventAction::DisplayingWindow, 0);
577 openbox->bindings()->fireEvent(&ddata);
581 client->applyStartupState();
583 otk::display->ungrab();
585 // add to the screen's list
586 clients.push_back(client);
587 // once the client is in the list, update our strut to include the new
588 // client's (it is good that this happens after window placement!)
590 // this puts into the stacking order, then raises it
591 _stacking.push_back(client);
593 // update the root properties
596 openbox->bindings()->grabButtons(true, client);
598 EventData ndata(_number, client, EventAction::NewWindow, 0);
599 openbox->bindings()->fireEvent(&ndata);
602 printf("Managed window 0x%lx frame 0x%lx\n",
603 window, client->frame->window());
608 void Screen::unmanageWindow(Client *client)
610 Frame *frame = client->frame;
612 // call the python CLOSEWINDOW binding
613 EventData data(_number, client, EventAction::CloseWindow, 0);
614 openbox->bindings()->fireEvent(&data);
616 openbox->bindings()->grabButtons(false, client);
618 // remove from the wm's map
619 openbox->removeClient(client->window());
620 Window *w = frame->allWindows();
621 for (unsigned int i = 0; w[i]; ++i)
622 openbox->addClient(w[i], client);
624 // unregister for handling events
625 openbox->clearHandler(client->window());
627 // remove the window from our save set
628 XChangeSaveSet(**otk::display, client->window(), SetModeDelete);
630 // we dont want events no more
631 XSelectInput(**otk::display, client->window(), NoEventMask);
635 // give the client its border back
636 client->toggleClientBorder(true);
638 // reparent the window out of the frame
639 frame->releaseClient();
642 Window framewin = client->frame->window();
644 delete client->frame;
647 // remove from the stacking order
648 _stacking.remove(client);
650 // remove from the screen's list
651 clients.remove(client);
653 // once the client is out of the list, update our strut to remove it's
657 // unset modal before dropping our focus
658 client->_modal = false;
660 // unfocus the client (calls the focus callbacks)
661 if (client->focused()) client->unfocus();
664 printf("Unmanaged window 0x%lx frame 0x%lx\n", client->window(), framewin);
669 // update the root properties
673 void Screen::lowerWindow(Client *client)
675 Window wins[2]; // only ever restack 2 windows.
677 assert(!_stacking.empty()); // this would be bad
679 ClientList::iterator it = --_stacking.end();
680 const ClientList::iterator end = _stacking.begin();
682 if (client->modal() && client->transientFor()) {
683 // don't let a modal window lower below its transient_for
684 it = std::find(_stacking.begin(), _stacking.end(), client->transientFor());
685 assert(it != _stacking.end());
687 wins[0] = (it == _stacking.begin() ? _focuswindow :
688 ((*(--ClientList::const_iterator(it)))->frame->window()));
689 wins[1] = client->frame->window();
690 if (wins[0] == wins[1]) return; // already right above the window
692 _stacking.remove(client);
693 _stacking.insert(it, client);
695 for (; it != end && (*it)->layer() < client->layer(); --it);
696 if (*it == client) return; // already the bottom, return
698 wins[0] = (*it)->frame->window();
699 wins[1] = client->frame->window();
701 _stacking.remove(client);
702 _stacking.insert(++it, client);
705 XRestackWindows(**otk::display, wins, 2);
706 changeStackingList();
709 void Screen::raiseWindow(Client *client)
711 Window wins[2]; // only ever restack 2 windows.
713 assert(!_stacking.empty()); // this would be bad
715 Client *m = client->findModalChild();
716 // if we have a modal child, raise it instead, we'll go along tho later
717 if (m) raiseWindow(m);
719 // remove the client before looking so we can't run into ourselves
720 _stacking.remove(client);
722 ClientList::iterator it = _stacking.begin();
723 const ClientList::iterator end = _stacking.end();
725 // the stacking list is from highest to lowest
726 for (; it != end && ((*it)->layer() > client->layer() || m == *it); ++it);
729 if our new position is the top, we want to stack under the _focuswindow
730 otherwise, we want to stack under the previous window in the stack.
732 wins[0] = (it == _stacking.begin() ? _focuswindow :
733 ((*(--ClientList::const_iterator(it)))->frame->window()));
734 wins[1] = client->frame->window();
736 _stacking.insert(it, client);
738 XRestackWindows(**otk::display, wins, 2);
740 changeStackingList();
743 void Screen::changeDesktop(unsigned int desktop)
745 if (desktop >= _num_desktops) return;
747 printf("Moving to desktop %u\n", desktop);
749 unsigned int old = _desktop;
752 otk::Property::set(_info->rootWindow(),
753 otk::Property::atoms.net_current_desktop,
754 otk::Property::atoms.cardinal, _desktop);
756 if (old == _desktop) return;
758 ClientList::iterator it, end = clients.end();
759 for (it = clients.begin(); it != end; ++it)
762 // force the callbacks to fire
763 if (!openbox->focusedClient())
764 openbox->setFocusedClient(0);
767 void Screen::changeNumDesktops(unsigned int num)
771 if (!(num > 0)) return;
773 // move windows on desktops that will no longer exist!
774 ClientList::iterator it, end = clients.end();
775 for (it = clients.begin(); it != end; ++it) {
776 unsigned int d = (*it)->desktop();
777 if (d >= num && d != 0xffffffff) {
779 ce.xclient.type = ClientMessage;
780 ce.xclient.message_type = otk::Property::atoms.net_wm_desktop;
781 ce.xclient.display = **otk::display;
782 ce.xclient.window = (*it)->window();
783 ce.xclient.format = 32;
784 ce.xclient.data.l[0] = num - 1;
785 XSendEvent(**otk::display, _info->rootWindow(), False,
786 SubstructureNotifyMask | SubstructureRedirectMask, &ce);
791 otk::Property::set(_info->rootWindow(),
792 otk::Property::atoms.net_number_of_desktops,
793 otk::Property::atoms.cardinal, _num_desktops);
795 // set the viewport hint
796 unsigned long *viewport = new unsigned long[_num_desktops * 2];
797 memset(viewport, 0, sizeof(unsigned long) * _num_desktops * 2);
798 otk::Property::set(_info->rootWindow(),
799 otk::Property::atoms.net_desktop_viewport,
800 otk::Property::atoms.cardinal,
801 viewport, _num_desktops * 2);
804 // change our struts/area to match
805 _area.resize(_num_desktops + 1);
806 _struts.resize(_num_desktops + 1);
809 // the number of rows/columns will differ
810 updateDesktopLayout();
812 // change our desktop if we're on one that no longer exists!
813 if (_desktop >= _num_desktops)
814 changeDesktop(_num_desktops - 1);
818 void Screen::updateDesktopNames()
820 unsigned long num = (unsigned) -1;
822 if (!otk::Property::get(_info->rootWindow(),
823 otk::Property::atoms.net_desktop_names,
824 otk::Property::utf8, &num, &_desktop_names))
825 _desktop_names.clear();
826 while (_desktop_names.size() < _num_desktops)
827 _desktop_names.push_back("Unnamed");
831 void Screen::setDesktopName(unsigned int i, const otk::ustring &name)
833 if (i >= _num_desktops) return;
835 otk::Property::StringVect newnames = _desktop_names;
837 otk::Property::set(_info->rootWindow(),
838 otk::Property::atoms.net_desktop_names,
839 otk::Property::utf8, newnames);
842 otk::ustring Screen::desktopName(unsigned int i) const
844 if (i >= _num_desktops) return "";
845 return _desktop_names[i];
848 const otk::Rect& Screen::area(unsigned int desktop) const {
849 assert(desktop < _num_desktops || desktop == 0xffffffff);
850 if (desktop < _num_desktops)
851 return _area[desktop];
853 return _area[_num_desktops];
856 void Screen::installColormap(bool install) const
859 XInstallColormap(**otk::display, _info->colormap());
861 XUninstallColormap(**otk::display, _info->colormap());
864 void Screen::showDesktop(bool show)
866 if (show == _showing_desktop) return; // no change
868 // save the window focus, and restore it when leaving the show-desktop mode
869 static Window saved_focus = 0;
871 Client *c = openbox->focusedClient();
872 if (c) saved_focus = c->window();
875 _showing_desktop = show;
877 ClientList::iterator it, end = clients.end();
878 for (it = clients.begin(); it != end; ++it) {
879 if ((*it)->type() == Client::Type_Desktop) {
887 Client *f = openbox->focusedClient();
888 if (!f || f->type() == Client::Type_Desktop) {
889 Client *c = openbox->findClient(saved_focus);
894 otk::Property::set(_info->rootWindow(),
895 otk::Property::atoms.net_showing_desktop,
896 otk::Property::atoms.cardinal,
900 void Screen::propertyHandler(const XPropertyEvent &e)
902 otk::EventHandler::propertyHandler(e);
904 // compress changes to a single property into a single change
906 while (XCheckTypedWindowEvent(**otk::display, _info->rootWindow(),
908 // XXX: it would be nice to compress ALL changes to a property, not just
909 // changes in a row without other props between.
910 if (ce.xproperty.atom != e.atom) {
911 XPutBackEvent(**otk::display, &ce);
916 if (e.atom == otk::Property::atoms.net_desktop_names)
917 updateDesktopNames();
918 else if (e.atom == otk::Property::atoms.net_desktop_layout)
919 updateDesktopLayout();
923 void Screen::clientMessageHandler(const XClientMessageEvent &e)
925 otk::EventHandler::clientMessageHandler(e);
927 if (e.format != 32) return;
929 if (e.message_type == otk::Property::atoms.net_current_desktop) {
930 changeDesktop(e.data.l[0]);
931 } else if (e.message_type == otk::Property::atoms.net_number_of_desktops) {
932 changeNumDesktops(e.data.l[0]);
933 } else if (e.message_type == otk::Property::atoms.net_showing_desktop) {
934 showDesktop(e.data.l[0] != 0);
939 void Screen::mapRequestHandler(const XMapRequestEvent &e)
941 otk::EventHandler::mapRequestHandler(e);
944 printf("MapRequest for 0x%lx\n", e.window);
947 Client *c = openbox->findClient(e.window);
950 printf("DEBUG: MAP REQUEST CAUGHT IN SCREEN. IGNORED.\n");
953 if (_showing_desktop)
954 showDesktop(false); // leave showing-the-desktop mode
955 manageWindow(e.window);