1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
7 # include <sys/types.h>
9 #endif // HAVE_UNISTD_H
12 #define _(str) gettext(str)
19 #include "bindings.hh"
21 #include "otk/display.hh"
22 #include "otk/property.hh"
30 static int anotherWMRunning(Display *display, XErrorEvent *) {
31 printf(_("Another window manager already running on display %s.\n"),
32 DisplayString(display));
41 Screen::Screen(int screen)
44 assert(screen >= 0); assert(screen < ScreenCount(**otk::display));
45 _info = otk::display->screenInfo(screen);
48 XErrorHandler old = XSetErrorHandler(::anotherWMRunning);
49 XSelectInput(**otk::display, _info->rootWindow(),
51 XSync(**otk::display, false);
52 XSetErrorHandler(old);
54 _managed = !::running;
55 if (! _managed) return; // was unable to manage the screen
58 printf(_("Managing screen %d: visual 0x%lx, depth %d\n"),
59 _number, XVisualIDFromVisual(_info->visual()), _info->depth());
62 otk::Property::set(_info->rootWindow(), otk::Property::atoms.openbox_pid,
63 otk::Property::atoms.cardinal, (unsigned long) getpid());
65 // set the mouse cursor for the root window (the default cursor)
66 XDefineCursor(**otk::display, _info->rootWindow(),
67 openbox->cursors().session);
69 // XXX: initialize the screen's style
71 otk::ustring stylepath;
72 python_get_string("THEME", &stylepath);
73 otk::Configuration sconfig(false);
74 sconfig.setFile(otk::expandTilde(stylepath.c_str()));
75 if (!sconfig.load()) {
76 sconfig.setFile(otk::expandTilde(DEFAULTSTYLE));
77 if (!sconfig.load()) {
78 printf(_("Unable to load default style: %s. Aborting.\n"), DEFAULTSTYLE);
84 otk::display->renderControl(_number)->
85 drawRoot(*otk::RenderStyle::style(_number)->rootColor());
87 // set up notification of netwm support
88 changeSupportedAtoms();
90 // Set the netwm properties for geometry
91 unsigned long geometry[] = { _info->size().width(),
92 _info->size().height() };
93 otk::Property::set(_info->rootWindow(),
94 otk::Property::atoms.net_desktop_geometry,
95 otk::Property::atoms.cardinal, geometry, 2);
97 // Set the net_desktop_names property
98 std::vector<otk::ustring> names;
99 python_get_stringlist("DESKTOP_NAMES", &names);
100 otk::Property::set(_info->rootWindow(),
101 otk::Property::atoms.net_desktop_names,
102 otk::Property::utf8, names);
103 // the above set() will cause the updateDesktopNames to fire right away so
104 // we have a list of desktop names
108 if (!python_get_long("NUMBER_OF_DESKTOPS", (long*)&_num_desktops))
110 changeNumDesktops(_num_desktops); // set the hint
112 changeDesktop(0); // set the hint
114 // don't start in showing-desktop mode
115 _showing_desktop = false;
116 otk::Property::set(_info->rootWindow(),
117 otk::Property::atoms.net_showing_desktop,
118 otk::Property::atoms.cardinal, 0);
120 // create the window which gets focus when no clients get it
121 XSetWindowAttributes attr;
122 attr.override_redirect = true;
123 _focuswindow = XCreateWindow(**otk::display, _info->rootWindow(),
124 -100, -100, 1, 1, 0, 0, InputOnly,
125 _info->visual(), CWOverrideRedirect, &attr);
126 XMapRaised(**otk::display, _focuswindow);
128 // these may be further updated if any pre-existing windows are found in
129 // the manageExising() function
130 changeClientList(); // initialize the client lists, which will be empty
132 updateDesktopLayout();
134 // register this class as the event handler for the root window
135 openbox->registerHandler(_info->rootWindow(), this);
137 // call the python Startup callbacks
138 EventData data(_number, 0, EventAction::Startup, 0);
139 openbox->bindings()->fireEvent(&data);
145 if (! _managed) return;
147 XSelectInput(**otk::display, _info->rootWindow(), NoEventMask);
149 // unmanage all windows
150 while (!clients.empty())
151 unmanageWindow(clients.front());
153 // call the python Shutdown callbacks
154 EventData data(_number, 0, EventAction::Shutdown, 0);
155 openbox->bindings()->fireEvent(&data);
157 XDestroyWindow(**otk::display, _focuswindow);
158 XDestroyWindow(**otk::display, _supportwindow);
162 void Screen::manageExisting()
164 unsigned int i, j, nchild;
165 Window r, p, *children;
166 XQueryTree(**otk::display, _info->rootWindow(), &r, &p,
169 // preen the window list of all icon windows... for better dockapp support
170 for (i = 0; i < nchild; i++) {
171 if (children[i] == None) continue;
173 XWMHints *wmhints = XGetWMHints(**otk::display,
177 if ((wmhints->flags & IconWindowHint) &&
178 (wmhints->icon_window != children[i])) {
179 for (j = 0; j < nchild; j++) {
180 if (children[j] == wmhints->icon_window) {
191 // manage shown windows
192 for (i = 0; i < nchild; ++i) {
193 if (children[i] == None)
196 XWindowAttributes attrib;
197 if (XGetWindowAttributes(**otk::display, children[i], &attrib)) {
198 if (attrib.override_redirect) continue;
200 if (attrib.map_state != IsUnmapped) {
201 manageWindow(children[i]);
209 void Screen::updateDesktopLayout()
211 //const unsigned long _NET_WM_ORIENTATION_HORZ = 0;
212 const unsigned long _NET_WM_ORIENTATION_VERT = 1;
213 //const unsigned long _NET_WM_TOPLEFT = 0;
214 const unsigned long _NET_WM_TOPRIGHT = 1;
215 const unsigned long _NET_WM_BOTTOMRIGHT = 2;
216 const unsigned long _NET_WM_BOTTOMLEFT = 3;
219 _layout.orientation = DesktopLayout::Horizontal;
220 _layout.start_corner = DesktopLayout::TopLeft;
222 _layout.columns = _num_desktops;
224 unsigned long *data, num = 4;
225 if (otk::Property::get(_info->rootWindow(),
226 otk::Property::atoms.net_desktop_layout,
227 otk::Property::atoms.cardinal,
230 if (data[0] == _NET_WM_ORIENTATION_VERT)
231 _layout.orientation = DesktopLayout::Vertical;
232 if (data[3] == _NET_WM_TOPRIGHT)
233 _layout.start_corner = DesktopLayout::TopRight;
234 else if (data[3] == _NET_WM_BOTTOMRIGHT)
235 _layout.start_corner = DesktopLayout::BottomRight;
236 else if (data[3] == _NET_WM_BOTTOMLEFT)
237 _layout.start_corner = DesktopLayout::BottomLeft;
239 // fill in a zero rows/columns
240 if (!(data[1] == 0 && data[2] == 0)) { // both 0's is bad data..
242 data[1] = (_num_desktops + _num_desktops % data[2]) / data[2];
243 } else if (data[2] == 0) {
244 data[2] = (_num_desktops + _num_desktops % data[1]) / data[1];
246 _layout.columns = data[1];
247 _layout.rows = data[2];
251 if (_layout.orientation == DesktopLayout::Horizontal) {
252 if (_layout.rows > _num_desktops) _layout.rows = _num_desktops;
253 if (_layout.columns > (_num_desktops + _num_desktops % _layout.rows) /
255 _layout.columns = (_num_desktops + _num_desktops % _layout.rows) /
258 if (_layout.columns > _num_desktops) _layout.columns = _num_desktops;
259 if (_layout.rows > (_num_desktops + _num_desktops % _layout.columns) /
261 _layout.rows = (_num_desktops + _num_desktops % _layout.columns) /
269 void Screen::updateStruts()
272 void operator()(otk::Strut &self, const otk::Strut &other) {
273 self.left = std::max(self.left, other.left);
274 self.right = std::max(self.right, other.right);
275 self.top = std::max(self.top, other.top);
276 self.bottom = std::max(self.bottom, other.bottom);
280 StrutList::iterator sit, send = _struts.end();
282 for (sit = _struts.begin(); sit != send; ++sit)
283 sit->left = sit->right = sit->top = sit->bottom = 0;
285 ClientList::const_iterator it, end = clients.end();
286 for (it = clients.begin(); it != end; ++it) {
287 if ((*it)->iconic()) continue; // these dont count in the strut
289 unsigned int desk = (*it)->desktop();
290 const otk::Strut &s = (*it)->strut();
292 if (desk == 0xffffffff)
293 for (unsigned int i = 0, e = _struts.size(); i < e; ++i)
294 apply(_struts[i], s);
295 else if (desk < _struts.size())
296 apply(_struts[desk], s);
298 assert(false); // invalid desktop otherwise..
299 // apply to the 'all desktops' strut
300 apply(_struts.back(), s);
306 void Screen::changeWorkArea()
308 unsigned long *dims = new unsigned long[4 * _num_desktops];
309 for (unsigned int i = 0; i < _num_desktops + 1; ++i) {
310 otk::Rect old_area = _area[i];
313 // reset to the full areas
314 if (isXineramaActive())
315 xineramaUsableArea = getXineramaAreas();
319 _area[i] = otk::Rect(_struts[i].left, _struts[i].top,
320 _info->size().width() - (_struts[i].left +
322 _info->size().height() - (_struts[i].top +
327 if (isXineramaActive()) {
328 // keep each of the ximerama-defined areas inside the strut
329 RectList::iterator xit, xend = xineramaUsableArea.end();
330 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
331 if (xit->x() < usableArea.x()) {
332 xit->setX(usableArea.x());
333 xit->setWidth(xit->width() - usableArea.x());
335 if (xit->y() < usableArea.y()) {
336 xit->setY(usableArea.y());
337 xit->setHeight(xit->height() - usableArea.y());
339 if (xit->x() + xit->width() > usableArea.width())
340 xit->setWidth(usableArea.width() - xit->x());
341 if (xit->y() + xit->height() > usableArea.height())
342 xit->setHeight(usableArea.height() - xit->y());
347 if (old_area != _area[i]) {
348 // the area has changed, adjust all the maximized windows
349 ClientList::iterator it, end = clients.end();
350 for (it = clients.begin(); it != end; ++it)
351 if (i < _num_desktops) {
352 if ((*it)->desktop() == i)
355 // the 'all desktops' size
356 if ((*it)->desktop() == 0xffffffff)
361 // don't set these for the 'all desktops' area
362 if (i < _num_desktops) {
363 dims[(i * 4) + 0] = _area[i].x();
364 dims[(i * 4) + 1] = _area[i].y();
365 dims[(i * 4) + 2] = _area[i].width();
366 dims[(i * 4) + 3] = _area[i].height();
369 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_workarea,
370 otk::Property::atoms.cardinal, dims, 4 * _num_desktops);
375 void Screen::changeSupportedAtoms()
377 // create the netwm support window
378 _supportwindow = XCreateSimpleWindow(**otk::display,
380 0, 0, 1, 1, 0, 0, 0);
382 // set supporting window
383 otk::Property::set(_info->rootWindow(),
384 otk::Property::atoms.net_supporting_wm_check,
385 otk::Property::atoms.window, _supportwindow);
387 //set properties on the supporting window
388 otk::Property::set(_supportwindow, otk::Property::atoms.net_wm_name,
389 otk::Property::utf8, "Openbox");
390 otk::Property::set(_supportwindow,
391 otk::Property::atoms.net_supporting_wm_check,
392 otk::Property::atoms.window, _supportwindow);
396 otk::Property::atoms.net_current_desktop,
397 otk::Property::atoms.net_number_of_desktops,
398 otk::Property::atoms.net_desktop_geometry,
399 otk::Property::atoms.net_desktop_viewport,
400 otk::Property::atoms.net_active_window,
401 otk::Property::atoms.net_workarea,
402 otk::Property::atoms.net_client_list,
403 otk::Property::atoms.net_client_list_stacking,
404 otk::Property::atoms.net_desktop_names,
405 otk::Property::atoms.net_close_window,
406 otk::Property::atoms.net_desktop_layout,
407 otk::Property::atoms.net_showing_desktop,
408 otk::Property::atoms.net_wm_name,
409 otk::Property::atoms.net_wm_visible_name,
410 otk::Property::atoms.net_wm_icon_name,
411 otk::Property::atoms.net_wm_visible_icon_name,
412 otk::Property::atoms.net_wm_desktop,
413 otk::Property::atoms.net_wm_strut,
414 otk::Property::atoms.net_wm_window_type,
415 otk::Property::atoms.net_wm_window_type_desktop,
416 otk::Property::atoms.net_wm_window_type_dock,
417 otk::Property::atoms.net_wm_window_type_toolbar,
418 otk::Property::atoms.net_wm_window_type_menu,
419 otk::Property::atoms.net_wm_window_type_utility,
420 otk::Property::atoms.net_wm_window_type_splash,
421 otk::Property::atoms.net_wm_window_type_dialog,
422 otk::Property::atoms.net_wm_window_type_normal,
424 otk::Property::atoms.net_wm_moveresize,
425 otk::Property::atoms.net_wm_moveresize_size_topleft,
426 otk::Property::atoms.net_wm_moveresize_size_topright,
427 otk::Property::atoms.net_wm_moveresize_size_bottomleft,
428 otk::Property::atoms.net_wm_moveresize_size_bottomright,
429 otk::Property::atoms.net_wm_moveresize_move,
431 otk::Property::atoms.net_wm_allowed_actions,
432 otk::Property::atoms.net_wm_action_move,
433 otk::Property::atoms.net_wm_action_resize,
434 otk::Property::atoms.net_wm_action_minimize,
435 otk::Property::atoms.net_wm_action_shade,
436 /* otk::Property::atoms.net_wm_action_stick,*/
437 otk::Property::atoms.net_wm_action_maximize_horz,
438 otk::Property::atoms.net_wm_action_maximize_vert,
439 otk::Property::atoms.net_wm_action_fullscreen,
440 otk::Property::atoms.net_wm_action_change_desktop,
441 otk::Property::atoms.net_wm_action_close,
443 otk::Property::atoms.net_wm_state,
444 otk::Property::atoms.net_wm_state_modal,
445 otk::Property::atoms.net_wm_state_maximized_vert,
446 otk::Property::atoms.net_wm_state_maximized_horz,
447 otk::Property::atoms.net_wm_state_shaded,
448 otk::Property::atoms.net_wm_state_skip_taskbar,
449 otk::Property::atoms.net_wm_state_skip_pager,
450 otk::Property::atoms.net_wm_state_hidden,
451 otk::Property::atoms.net_wm_state_fullscreen,
452 otk::Property::atoms.net_wm_state_above,
453 otk::Property::atoms.net_wm_state_below,
455 const int num_supported = sizeof(supported)/sizeof(Atom);
457 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_supported,
458 otk::Property::atoms.atom, supported, num_supported);
462 void Screen::changeClientList()
465 unsigned int size = clients.size();
467 // create an array of the window ids
471 windows = new Window[size];
473 ClientList::const_iterator it = clients.begin();
474 const ClientList::const_iterator end = clients.end();
475 for (; it != end; ++it, ++win_it)
476 *win_it = (*it)->window();
478 windows = (Window*) 0;
480 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_client_list,
481 otk::Property::atoms.window, windows, size);
486 changeStackingList();
490 void Screen::changeStackingList()
493 unsigned int size = _stacking.size();
495 assert(size == clients.size()); // just making sure.. :)
498 // create an array of the window ids (from bottom to top, reverse order!)
502 windows = new Window[size];
504 ClientList::const_reverse_iterator it = _stacking.rbegin();
505 const ClientList::const_reverse_iterator end = _stacking.rend();
506 for (; it != end; ++it, ++win_it)
507 *win_it = (*it)->window();
509 windows = (Window*) 0;
511 otk::Property::set(_info->rootWindow(),
512 otk::Property::atoms.net_client_list_stacking,
513 otk::Property::atoms.window, windows, size);
520 void Screen::manageWindow(Window window)
524 XSetWindowAttributes attrib_set;
526 XWindowAttributes attrib;
528 otk::display->grab();
530 // check if it has already been unmapped by the time we started mapping
531 // the grab does a sync so we don't have to here
532 if (XCheckTypedWindowEvent(**otk::display, window, DestroyNotify, &e) ||
533 XCheckTypedWindowEvent(**otk::display, window, UnmapNotify, &e)) {
534 XPutBackEvent(**otk::display, &e);
536 otk::display->ungrab();
537 return; // don't manage it
540 if (!XGetWindowAttributes(**otk::display, window, &attrib) ||
541 attrib.override_redirect) {
542 otk::display->ungrab();
543 return; // don't manage it
546 // is the window a docking app
547 if ((wmhint = XGetWMHints(**otk::display, window))) {
548 if ((wmhint->flags & StateHint) &&
549 wmhint->initial_state == WithdrawnState) {
550 //slit->addClient(w); // XXX: make dock apps work!
552 otk::display->ungrab();
559 // choose the events we want to receive on the CLIENT window
560 attrib_set.event_mask = Client::event_mask;
561 attrib_set.do_not_propagate_mask = Client::no_propagate_mask;
562 XChangeWindowAttributes(**otk::display, window,
563 CWEventMask|CWDontPropagate, &attrib_set);
565 // create the Client class, which gets all of the hints on the window
566 client = new Client(_number, window);
567 // register for events
568 openbox->registerHandler(window, client);
569 // add to the wm's map
570 openbox->addClient(window, client);
572 // we dont want a border on the client
573 client->toggleClientBorder(false);
575 // specify that if we exit, the window should not be destroyed and should be
576 // reparented back to root automatically
577 XChangeSaveSet(**otk::display, window, SetModeInsert);
579 // create the decoration frame for the client window
580 client->frame = new Frame(client);
581 // register the plate for events (map req's)
582 // this involves removing itself from the handler list first, since it is
583 // auto added to the list, being a widget. we won't get any events on the
584 // plate except for events for the client (SubstructureRedirectMask)
585 openbox->clearHandler(client->frame->plate());
586 openbox->registerHandler(client->frame->plate(), client);
588 // add to the wm's map
589 Window *w = client->frame->allWindows();
590 for (unsigned int i = 0; w[i]; ++i)
591 openbox->addClient(w[i], client);
594 // reparent the client to the frame
595 client->frame->grabClient();
597 if (openbox->state() != Openbox::State_Starting) {
598 // position the window intelligenty .. hopefully :)
599 // call the python PLACEWINDOW binding
600 EventData data(_number, client, EventAction::PlaceWindow, 0);
601 openbox->bindings()->fireEvent(&data);
604 EventData ddata(_number, client, EventAction::DisplayingWindow, 0);
605 openbox->bindings()->fireEvent(&ddata);
609 client->applyStartupState();
611 otk::display->ungrab();
613 // add to the screen's list
614 clients.push_back(client);
615 // once the client is in the list, update our strut to include the new
616 // client's (it is good that this happens after window placement!)
618 // this puts into the stacking order, then raises it
619 _stacking.push_back(client);
621 // update the root properties
624 openbox->bindings()->grabButtons(true, client);
626 EventData ndata(_number, client, EventAction::NewWindow, 0);
627 openbox->bindings()->fireEvent(&ndata);
630 printf("Managed window 0x%lx frame 0x%lx\n",
631 window, client->frame->window());
636 void Screen::unmanageWindow(Client *client)
638 Frame *frame = client->frame;
640 // call the python CLOSEWINDOW binding
641 EventData data(_number, client, EventAction::CloseWindow, 0);
642 openbox->bindings()->fireEvent(&data);
644 openbox->bindings()->grabButtons(false, client);
646 // remove from the wm's map
647 openbox->removeClient(client->window());
648 Window *w = frame->allWindows();
649 for (unsigned int i = 0; w[i]; ++i)
650 openbox->addClient(w[i], client);
652 // unregister for handling events
653 openbox->clearHandler(client->window());
655 // remove the window from our save set
656 XChangeSaveSet(**otk::display, client->window(), SetModeDelete);
658 // we dont want events no more
659 XSelectInput(**otk::display, client->window(), NoEventMask);
663 // give the client its border back
664 client->toggleClientBorder(true);
666 // reparent the window out of the frame
667 frame->releaseClient();
670 Window framewin = client->frame->window();
672 delete client->frame;
675 // remove from the stacking order
676 _stacking.remove(client);
678 // remove from the screen's list
679 clients.remove(client);
681 // once the client is out of the list, update our strut to remove it's
685 // unset modal before dropping our focus
686 client->_modal = false;
688 // unfocus the client (calls the focus callbacks)
692 printf("Unmanaged window 0x%lx frame 0x%lx\n", client->window(), framewin);
697 // update the root properties
701 void Screen::lowerWindow(Client *client)
703 Window wins[2]; // only ever restack 2 windows.
705 assert(!_stacking.empty()); // this would be bad
707 ClientList::iterator it = --_stacking.end();
708 const ClientList::iterator end = _stacking.begin();
710 if (client->modal() && client->transientFor()) {
711 // don't let a modal window lower below its transient_for
712 it = std::find(_stacking.begin(), _stacking.end(), client->transientFor());
713 assert(it != _stacking.end());
715 wins[0] = (it == _stacking.begin() ? _focuswindow :
716 ((*(--ClientList::const_iterator(it)))->frame->window()));
717 wins[1] = client->frame->window();
718 if (wins[0] == wins[1]) return; // already right above the window
720 _stacking.remove(client);
721 _stacking.insert(it, client);
723 for (; it != end && (*it)->layer() < client->layer(); --it);
724 if (*it == client) return; // already the bottom, return
726 wins[0] = (*it)->frame->window();
727 wins[1] = client->frame->window();
729 _stacking.remove(client);
730 _stacking.insert(++it, client);
733 XRestackWindows(**otk::display, wins, 2);
734 changeStackingList();
737 void Screen::raiseWindow(Client *client)
739 Window wins[2]; // only ever restack 2 windows.
741 assert(!_stacking.empty()); // this would be bad
743 Client *m = client->findModalChild();
744 // if we have a modal child, raise it instead, we'll go along tho later
745 if (m) raiseWindow(m);
747 // remove the client before looking so we can't run into ourselves
748 _stacking.remove(client);
750 ClientList::iterator it = _stacking.begin();
751 const ClientList::iterator end = _stacking.end();
753 // the stacking list is from highest to lowest
754 for (; it != end && ((*it)->layer() > client->layer() || m == *it); ++it);
757 if our new position is the top, we want to stack under the _focuswindow
758 otherwise, we want to stack under the previous window in the stack.
760 wins[0] = (it == _stacking.begin() ? _focuswindow :
761 ((*(--ClientList::const_iterator(it)))->frame->window()));
762 wins[1] = client->frame->window();
764 _stacking.insert(it, client);
766 XRestackWindows(**otk::display, wins, 2);
768 changeStackingList();
771 void Screen::changeDesktop(unsigned int desktop)
773 if (desktop >= _num_desktops) return;
775 printf("Moving to desktop %u\n", desktop);
777 unsigned int old = _desktop;
780 otk::Property::set(_info->rootWindow(),
781 otk::Property::atoms.net_current_desktop,
782 otk::Property::atoms.cardinal, _desktop);
784 if (old == _desktop) return;
786 ClientList::iterator it, end = clients.end();
787 for (it = clients.begin(); it != end; ++it)
790 // force the callbacks to fire
791 if (!openbox->focusedClient())
792 openbox->setFocusedClient(0);
795 void Screen::changeNumDesktops(unsigned int num)
799 if (!(num > 0)) return;
801 // move windows on desktops that will no longer exist!
802 ClientList::iterator it, end = clients.end();
803 for (it = clients.begin(); it != end; ++it) {
804 unsigned int d = (*it)->desktop();
805 if (d >= num && d != 0xffffffff) {
807 ce.xclient.type = ClientMessage;
808 ce.xclient.message_type = otk::Property::atoms.net_wm_desktop;
809 ce.xclient.display = **otk::display;
810 ce.xclient.window = (*it)->window();
811 ce.xclient.format = 32;
812 ce.xclient.data.l[0] = num - 1;
813 XSendEvent(**otk::display, _info->rootWindow(), False,
814 SubstructureNotifyMask | SubstructureRedirectMask, &ce);
819 otk::Property::set(_info->rootWindow(),
820 otk::Property::atoms.net_number_of_desktops,
821 otk::Property::atoms.cardinal, _num_desktops);
823 // set the viewport hint
824 unsigned long *viewport = new unsigned long[_num_desktops * 2];
825 memset(viewport, 0, sizeof(unsigned long) * _num_desktops * 2);
826 otk::Property::set(_info->rootWindow(),
827 otk::Property::atoms.net_desktop_viewport,
828 otk::Property::atoms.cardinal,
829 viewport, _num_desktops * 2);
832 // change our struts/area to match
833 _area.resize(_num_desktops + 1);
834 _struts.resize(_num_desktops + 1);
837 // the number of rows/columns will differ
838 updateDesktopLayout();
840 // change our desktop if we're on one that no longer exists!
841 if (_desktop >= _num_desktops)
842 changeDesktop(_num_desktops - 1);
846 void Screen::updateDesktopNames()
848 unsigned long num = (unsigned) -1;
850 if (!otk::Property::get(_info->rootWindow(),
851 otk::Property::atoms.net_desktop_names,
852 otk::Property::utf8, &num, &_desktop_names))
853 _desktop_names.clear();
854 while (_desktop_names.size() < _num_desktops)
855 _desktop_names.push_back("Unnamed");
859 void Screen::setDesktopName(unsigned int i, const otk::ustring &name)
861 if (i >= _num_desktops) return;
863 otk::Property::StringVect newnames = _desktop_names;
865 otk::Property::set(_info->rootWindow(),
866 otk::Property::atoms.net_desktop_names,
867 otk::Property::utf8, newnames);
870 otk::ustring Screen::desktopName(unsigned int i) const
872 if (i >= _num_desktops) return "";
873 return _desktop_names[i];
876 const otk::Rect& Screen::area(unsigned int desktop) const {
877 assert(desktop < _num_desktops || desktop == 0xffffffff);
878 if (desktop < _num_desktops)
879 return _area[desktop];
881 return _area[_num_desktops];
884 void Screen::installColormap(bool install) const
887 XInstallColormap(**otk::display, _info->colormap());
889 XUninstallColormap(**otk::display, _info->colormap());
892 void Screen::showDesktop(bool show)
894 if (show == _showing_desktop) return; // no change
896 // save the window focus, and restore it when leaving the show-desktop mode
897 static Window saved_focus = 0;
899 Client *c = openbox->focusedClient();
900 if (c) saved_focus = c->window();
903 _showing_desktop = show;
905 ClientList::iterator it, end = clients.end();
906 for (it = clients.begin(); it != end; ++it) {
907 if ((*it)->type() == Client::Type_Desktop) {
915 Client *f = openbox->focusedClient();
916 if (!f || f->type() == Client::Type_Desktop) {
917 Client *c = openbox->findClient(saved_focus);
922 otk::Property::set(_info->rootWindow(),
923 otk::Property::atoms.net_showing_desktop,
924 otk::Property::atoms.cardinal,
928 void Screen::propertyHandler(const XPropertyEvent &e)
930 otk::EventHandler::propertyHandler(e);
932 // compress changes to a single property into a single change
934 while (XCheckTypedWindowEvent(**otk::display, _info->rootWindow(),
936 // XXX: it would be nice to compress ALL changes to a property, not just
937 // changes in a row without other props between.
938 if (ce.xproperty.atom != e.atom) {
939 XPutBackEvent(**otk::display, &ce);
944 if (e.atom == otk::Property::atoms.net_desktop_names)
945 updateDesktopNames();
946 else if (e.atom == otk::Property::atoms.net_desktop_layout)
947 updateDesktopLayout();
951 void Screen::clientMessageHandler(const XClientMessageEvent &e)
953 otk::EventHandler::clientMessageHandler(e);
955 if (e.format != 32) return;
957 if (e.message_type == otk::Property::atoms.net_current_desktop) {
958 changeDesktop(e.data.l[0]);
959 } else if (e.message_type == otk::Property::atoms.net_number_of_desktops) {
960 changeNumDesktops(e.data.l[0]);
961 } else if (e.message_type == otk::Property::atoms.net_showing_desktop) {
962 showDesktop(e.data.l[0] != 0);
967 void Screen::mapRequestHandler(const XMapRequestEvent &e)
969 otk::EventHandler::mapRequestHandler(e);
972 printf("MapRequest for 0x%lx\n", e.window);
975 Client *c = openbox->findClient(e.window);
978 printf("DEBUG: MAP REQUEST CAUGHT IN SCREEN. IGNORED.\n");
981 if (_showing_desktop)
982 showDesktop(false); // leave showing-the-desktop mode
983 manageWindow(e.window);