1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
4 # include "../config.h"
10 #endif // HAVE_STDIO_H
14 #endif // HAVE_STRING_H
17 # include <sys/types.h>
19 #endif // HAVE_UNISTD_H
22 #define _(str) gettext(str)
29 #include "bindings.hh"
31 #include "otk/display.hh"
32 #include "otk/property.hh"
38 static int anotherWMRunning(Display *display, XErrorEvent *) {
39 printf(_("Another window manager already running on display %s.\n"),
40 DisplayString(display));
49 Screen::Screen(int screen)
50 : WidgetBase(WidgetBase::Type_Root),
53 assert(screen >= 0); assert(screen < ScreenCount(**otk::display));
54 _info = otk::display->screenInfo(screen);
57 XErrorHandler old = XSetErrorHandler(::anotherWMRunning);
58 XSelectInput(**otk::display, _info->rootWindow(),
60 XSync(**otk::display, false);
61 XSetErrorHandler(old);
63 _managed = !::running;
64 if (! _managed) return; // was unable to manage the screen
66 printf(_("Managing screen %d: visual 0x%lx, depth %d\n"),
67 _number, XVisualIDFromVisual(_info->visual()), _info->depth());
69 otk::Property::set(_info->rootWindow(), otk::Property::atoms.openbox_pid,
70 otk::Property::atoms.cardinal, (unsigned long) getpid());
72 // set the mouse cursor for the root window (the default cursor)
73 XDefineCursor(**otk::display, _info->rootWindow(),
74 openbox->cursors().session);
76 // initialize the shit that is used for all drawing on the screen
77 _image_control = new otk::ImageControl(_info, true);
78 _image_control->installRootColormap();
79 _root_cmap_installed = True;
81 // initialize the screen's style
82 _style.setImageControl(_image_control);
83 otk::ustring stylepath;
84 python_get_string("theme", &stylepath);
85 otk::Configuration sconfig(false);
86 sconfig.setFile(otk::expandTilde(stylepath.c_str()));
87 if (!sconfig.load()) {
88 sconfig.setFile(otk::expandTilde(DEFAULTSTYLE));
89 if (!sconfig.load()) {
90 printf(_("Unable to load default style: %s. Aborting.\n"), DEFAULTSTYLE);
96 // set up notification of netwm support
97 changeSupportedAtoms();
99 // Set the netwm properties for geometry
100 unsigned long geometry[] = { _info->width(),
102 otk::Property::set(_info->rootWindow(),
103 otk::Property::atoms.net_desktop_geometry,
104 otk::Property::atoms.cardinal, geometry, 2);
106 // Set the net_desktop_names property
107 std::vector<otk::ustring> names;
108 python_get_stringlist("desktop_names", &names);
109 otk::Property::set(_info->rootWindow(),
110 otk::Property::atoms.net_desktop_names,
111 otk::Property::utf8, names);
112 // the above set() will cause the updateDesktopNames to fire right away so
113 // we have a list of desktop names
115 if (!python_get_long("number_of_desktops", &_num_desktops))
117 changeNumDesktops(_num_desktops); // set the hint
120 changeDesktop(0); // set the hint
122 // create the window which gets focus when no clients get it
123 XSetWindowAttributes attr;
124 attr.override_redirect = true;
125 _focuswindow = XCreateWindow(**otk::display, _info->rootWindow(),
126 -100, -100, 1, 1, 0, 0, InputOnly,
127 _info->visual(), CWOverrideRedirect, &attr);
128 XMapRaised(**otk::display, _focuswindow);
130 // these may be further updated if any pre-existing windows are found in
131 // the manageExising() function
132 changeClientList(); // initialize the client lists, which will be empty
133 calcArea(); // initialize the available working area
135 // register this class as the event handler for the root window
136 openbox->registerHandler(_info->rootWindow(), this);
138 // call the python Startup callbacks
139 EventData data(_number, 0, EventShutdown, 0);
140 openbox->bindings()->fireEvent(&data);
146 if (! _managed) return;
148 XSelectInput(**otk::display, _info->rootWindow(), NoEventMask);
150 // unmanage all windows
151 while (!clients.empty())
152 unmanageWindow(clients.front());
154 // call the python Shutdown callbacks
155 EventData data(_number, 0, EventShutdown, 0);
156 openbox->bindings()->fireEvent(&data);
158 XDestroyWindow(**otk::display, _focuswindow);
159 XDestroyWindow(**otk::display, _supportwindow);
161 delete _image_control;
165 void Screen::manageExisting()
167 unsigned int i, j, nchild;
168 Window r, p, *children;
169 XQueryTree(**otk::display, _info->rootWindow(), &r, &p,
172 // preen the window list of all icon windows... for better dockapp support
173 for (i = 0; i < nchild; i++) {
174 if (children[i] == None) continue;
176 XWMHints *wmhints = XGetWMHints(**otk::display,
180 if ((wmhints->flags & IconWindowHint) &&
181 (wmhints->icon_window != children[i])) {
182 for (j = 0; j < nchild; j++) {
183 if (children[j] == wmhints->icon_window) {
194 // manage shown windows
195 for (i = 0; i < nchild; ++i) {
196 if (children[i] == None)
199 XWindowAttributes attrib;
200 if (XGetWindowAttributes(**otk::display, children[i], &attrib)) {
201 if (attrib.override_redirect) continue;
203 if (attrib.map_state != IsUnmapped) {
204 manageWindow(children[i]);
213 void Screen::updateStrut()
215 _strut.left = _strut.right = _strut.top = _strut.bottom = 0;
217 Client::List::iterator it, end = clients.end();
218 for (it = clients.begin(); it != end; ++it) {
219 const otk::Strut &s = (*it)->strut();
220 _strut.left = std::max(_strut.left, s.left);
221 _strut.right = std::max(_strut.right, s.right);
222 _strut.top = std::max(_strut.top, s.top);
223 _strut.bottom = std::max(_strut.bottom, s.bottom);
229 void Screen::calcArea()
231 otk::Rect old_area = _area;
235 // reset to the full areas
236 if (isXineramaActive())
237 xineramaUsableArea = getXineramaAreas();
241 _area.setRect(_strut.left, _strut.top,
242 _info->width() - (_strut.left + _strut.right),
243 _info->height() - (_strut.top + _strut.bottom));
247 if (isXineramaActive()) {
248 // keep each of the ximerama-defined areas inside the strut
249 RectList::iterator xit, xend = xineramaUsableArea.end();
250 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
251 if (xit->x() < usableArea.x()) {
252 xit->setX(usableArea.x());
253 xit->setWidth(xit->width() - usableArea.x());
255 if (xit->y() < usableArea.y()) {
256 xit->setY(usableArea.y());
257 xit->setHeight(xit->height() - usableArea.y());
259 if (xit->x() + xit->width() > usableArea.width())
260 xit->setWidth(usableArea.width() - xit->x());
261 if (xit->y() + xit->height() > usableArea.height())
262 xit->setHeight(usableArea.height() - xit->y());
268 if (old_area != _area)
269 // XXX: re-maximize windows
275 void Screen::changeSupportedAtoms()
277 // create the netwm support window
278 _supportwindow = XCreateSimpleWindow(**otk::display,
280 0, 0, 1, 1, 0, 0, 0);
282 // set supporting window
283 otk::Property::set(_info->rootWindow(),
284 otk::Property::atoms.net_supporting_wm_check,
285 otk::Property::atoms.window, _supportwindow);
287 //set properties on the supporting window
288 otk::Property::set(_supportwindow, otk::Property::atoms.net_wm_name,
289 otk::Property::utf8, "Openbox");
290 otk::Property::set(_supportwindow,
291 otk::Property::atoms.net_supporting_wm_check,
292 otk::Property::atoms.window, _supportwindow);
296 otk::Property::atoms.net_current_desktop,
297 otk::Property::atoms.net_number_of_desktops,
298 otk::Property::atoms.net_desktop_geometry,
299 otk::Property::atoms.net_desktop_viewport,
300 otk::Property::atoms.net_active_window,
301 otk::Property::atoms.net_workarea,
302 otk::Property::atoms.net_client_list,
303 otk::Property::atoms.net_client_list_stacking,
304 otk::Property::atoms.net_desktop_names,
305 otk::Property::atoms.net_close_window,
306 otk::Property::atoms.net_wm_name,
307 otk::Property::atoms.net_wm_visible_name,
308 otk::Property::atoms.net_wm_icon_name,
309 otk::Property::atoms.net_wm_visible_icon_name,
311 otk::Property::atoms.net_wm_desktop,
313 otk::Property::atoms.net_wm_strut,
314 otk::Property::atoms.net_wm_window_type,
315 otk::Property::atoms.net_wm_window_type_desktop,
316 otk::Property::atoms.net_wm_window_type_dock,
317 otk::Property::atoms.net_wm_window_type_toolbar,
318 otk::Property::atoms.net_wm_window_type_menu,
319 otk::Property::atoms.net_wm_window_type_utility,
320 otk::Property::atoms.net_wm_window_type_splash,
321 otk::Property::atoms.net_wm_window_type_dialog,
322 otk::Property::atoms.net_wm_window_type_normal,
324 otk::Property::atoms.net_wm_moveresize,
325 otk::Property::atoms.net_wm_moveresize_size_topleft,
326 otk::Property::atoms.net_wm_moveresize_size_topright,
327 otk::Property::atoms.net_wm_moveresize_size_bottomleft,
328 otk::Property::atoms.net_wm_moveresize_size_bottomright,
329 otk::Property::atoms.net_wm_moveresize_move,
331 otk::Property::atoms.net_wm_allowed_actions,
332 otk::Property::atoms.net_wm_action_move,
333 otk::Property::atoms.net_wm_action_resize,
334 otk::Property::atoms.net_wm_action_minimize,
335 otk::Property::atoms.net_wm_action_shade,
336 /* otk::Property::atoms.net_wm_action_stick,*/
337 otk::Property::atoms.net_wm_action_maximize_horz,
338 otk::Property::atoms.net_wm_action_maximize_vert,
339 otk::Property::atoms.net_wm_action_fullscreen,
340 otk::Property::atoms.net_wm_action_change_desktop,
341 otk::Property::atoms.net_wm_action_close,
343 otk::Property::atoms.net_wm_state,
344 otk::Property::atoms.net_wm_state_modal,
345 otk::Property::atoms.net_wm_state_maximized_vert,
346 otk::Property::atoms.net_wm_state_maximized_horz,
347 otk::Property::atoms.net_wm_state_shaded,
348 otk::Property::atoms.net_wm_state_skip_taskbar,
349 otk::Property::atoms.net_wm_state_skip_pager,
350 otk::Property::atoms.net_wm_state_hidden,
351 otk::Property::atoms.net_wm_state_fullscreen,
352 otk::Property::atoms.net_wm_state_above,
353 otk::Property::atoms.net_wm_state_below,
355 const int num_supported = sizeof(supported)/sizeof(Atom);
357 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_supported,
358 otk::Property::atoms.atom, supported, num_supported);
362 void Screen::changeClientList()
365 unsigned int size = clients.size();
367 // create an array of the window ids
371 windows = new Window[size];
373 Client::List::const_iterator it = clients.begin();
374 const Client::List::const_iterator end = clients.end();
375 for (; it != end; ++it, ++win_it)
376 *win_it = (*it)->window();
378 windows = (Window*) 0;
380 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_client_list,
381 otk::Property::atoms.window, windows, size);
386 changeStackingList();
390 void Screen::changeStackingList()
393 unsigned int size = _stacking.size();
395 assert(size == clients.size()); // just making sure.. :)
398 // create an array of the window ids (from bottom to top, reverse order!)
402 windows = new Window[size];
404 Client::List::const_reverse_iterator it = _stacking.rbegin();
405 const Client::List::const_reverse_iterator end = _stacking.rend();
406 for (; it != end; ++it, ++win_it)
407 *win_it = (*it)->window();
409 windows = (Window*) 0;
411 otk::Property::set(_info->rootWindow(),
412 otk::Property::atoms.net_client_list_stacking,
413 otk::Property::atoms.window, windows, size);
420 void Screen::changeWorkArea() {
421 unsigned long *dims = new unsigned long[4 * _num_desktops];
422 for (long i = 0; i < _num_desktops; ++i) {
423 // XXX: this could be different for each workspace
424 dims[(i * 4) + 0] = _area.x();
425 dims[(i * 4) + 1] = _area.y();
426 dims[(i * 4) + 2] = _area.width();
427 dims[(i * 4) + 3] = _area.height();
429 otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_workarea,
430 otk::Property::atoms.cardinal, dims, 4 * _num_desktops);
435 void Screen::manageWindow(Window window)
439 XSetWindowAttributes attrib_set;
441 otk::display->grab();
443 // is the window a docking app
444 if ((wmhint = XGetWMHints(**otk::display, window))) {
445 if ((wmhint->flags & StateHint) &&
446 wmhint->initial_state == WithdrawnState) {
447 //slit->addClient(w); // XXX: make dock apps work!
448 otk::display->ungrab();
456 // choose the events we want to receive on the CLIENT window
457 attrib_set.event_mask = Client::event_mask;
458 attrib_set.do_not_propagate_mask = Client::no_propagate_mask;
459 XChangeWindowAttributes(**otk::display, window,
460 CWEventMask|CWDontPropagate, &attrib_set);
462 // create the Client class, which gets all of the hints on the window
463 client = new Client(_number, window);
464 // register for events
465 openbox->registerHandler(window, client);
466 // add to the wm's map
467 openbox->addClient(window, client);
469 // we dont want a border on the client
470 client->toggleClientBorder(false);
472 // specify that if we exit, the window should not be destroyed and should be
473 // reparented back to root automatically
474 XChangeSaveSet(**otk::display, window, SetModeInsert);
476 // create the decoration frame for the client window
477 client->frame = new Frame(client, &_style);
479 // add to the wm's map
480 openbox->addClient(client->frame->window(), client);
481 openbox->addClient(client->frame->plate(), client);
482 openbox->addClient(client->frame->titlebar(), client);
483 openbox->addClient(client->frame->label(), client);
484 openbox->addClient(client->frame->button_max(), client);
485 openbox->addClient(client->frame->button_iconify(), client);
486 openbox->addClient(client->frame->button_stick(), client);
487 openbox->addClient(client->frame->button_close(), client);
488 openbox->addClient(client->frame->handle(), client);
489 openbox->addClient(client->frame->grip_left(), client);
490 openbox->addClient(client->frame->grip_right(), client);
492 // reparent the client to the frame
493 client->frame->grabClient();
495 if (!(openbox->state() == Openbox::State_Starting ||
496 client->positionRequested())) {
497 // position the window intelligenty .. hopefully :)
498 // call the python PLACEWINDOW binding
499 EventData data(_number, client, EventPlaceWindow, 0);
500 openbox->bindings()->fireEvent(&data);
503 // if on the current desktop.. (or all desktops)
504 if (client->desktop() == _desktop ||
505 client->desktop() == (signed)0xffffffff) {
506 client->frame->show();
509 client->applyStartupState();
511 otk::display->ungrab();
513 // add to the screen's list
514 clients.push_back(client);
515 // this puts into the stacking order, then raises it
516 _stacking.push_back(client);
518 // update the root properties
521 openbox->bindings()->grabButtons(true, client);
523 // call the python NEWWINDOW binding
524 EventData data(_number, client, EventNewWindow, 0);
525 openbox->bindings()->fireEvent(&data);
528 printf("Managed window 0x%lx\n", window);
533 void Screen::unmanageWindow(Client *client)
535 Frame *frame = client->frame;
537 // call the python CLOSEWINDOW binding
538 EventData data(_number, client, EventCloseWindow, 0);
539 openbox->bindings()->fireEvent(&data);
541 openbox->bindings()->grabButtons(false, client);
543 // remove from the wm's map
544 openbox->removeClient(client->window());
545 openbox->removeClient(frame->window());
546 openbox->removeClient(frame->plate());
547 openbox->removeClient(frame->titlebar());
548 openbox->removeClient(frame->label());
549 openbox->removeClient(frame->button_max());
550 openbox->removeClient(frame->button_iconify());
551 openbox->removeClient(frame->button_stick());
552 openbox->removeClient(frame->button_close());
553 openbox->removeClient(frame->handle());
554 openbox->removeClient(frame->grip_left());
555 openbox->removeClient(frame->grip_right());
556 // unregister for handling events
557 openbox->clearHandler(client->window());
559 // remove the window from our save set
560 XChangeSaveSet(**otk::display, client->window(), SetModeDelete);
562 // we dont want events no more
563 XSelectInput(**otk::display, client->window(), NoEventMask);
567 // give the client its border back
568 client->toggleClientBorder(true);
570 // reparent the window out of the frame
571 frame->releaseClient();
573 delete client->frame;
576 // remove from the stacking order
577 _stacking.remove(client);
579 // remove from the screen's list
580 clients.remove(client);
582 // unfocus the client (calls the focus callbacks)
586 printf("Unmanaged window 0x%lx\n", client->window());
591 // update the root properties
595 void Screen::lowerWindow(Client *client)
597 Window wins[2]; // only ever restack 2 windows.
599 assert(!_stacking.empty()); // this would be bad
601 Client::List::iterator it = --_stacking.end();
602 Client::List::const_iterator end = _stacking.begin();
604 for (; it != end && (*it)->layer() < client->layer(); --it);
605 if (*it == client) return; // already the bottom, return
607 wins[0] = (*it)->frame->window();
608 wins[1] = client->frame->window();
610 _stacking.remove(client);
611 _stacking.insert(++it, client);
613 XRestackWindows(**otk::display, wins, 2);
614 changeStackingList();
617 void Screen::raiseWindow(Client *client)
619 Window wins[2]; // only ever restack 2 windows.
621 assert(!_stacking.empty()); // this would be bad
623 // remove the client before looking so we can't run into ourselves
624 _stacking.remove(client);
626 Client::List::iterator it = _stacking.begin();
627 Client::List::const_iterator end = _stacking.end();
629 // the stacking list is from highest to lowest
630 for (; it != end && (*it)->layer() > client->layer(); ++it);
633 if our new position is the top, we want to stack under the _focuswindow
634 otherwise, we want to stack under the previous window in the stack.
636 wins[0] = (it == _stacking.begin() ? _focuswindow :
637 ((*(--Client::List::const_iterator(it)))->frame->window()));
638 wins[1] = client->frame->window();
640 _stacking.insert(it, client);
642 XRestackWindows(**otk::display, wins, 2);
643 changeStackingList();
646 void Screen::changeDesktop(long desktop)
648 if (!(desktop >= 0 && desktop < _num_desktops)) return;
650 printf("Moving to desktop %ld\n", desktop);
655 otk::Property::set(_info->rootWindow(),
656 otk::Property::atoms.net_current_desktop,
657 otk::Property::atoms.cardinal, _desktop);
659 if (old == _desktop) return;
661 Client::List::iterator it, end = clients.end();
662 for (it = clients.begin(); it != end; ++it) {
663 if ((*it)->desktop() == old) {
664 (*it)->frame->hide();
665 } else if ((*it)->desktop() == _desktop) {
666 (*it)->frame->show();
670 // force the callbacks to fire
671 if (!openbox->focusedClient())
672 openbox->setFocusedClient(0);
675 void Screen::changeNumDesktops(long num)
679 if (!(num > 0)) return;
681 // XXX: move windows on desktops that will no longer exist!
684 otk::Property::set(_info->rootWindow(),
685 otk::Property::atoms.net_number_of_desktops,
686 otk::Property::atoms.cardinal, _num_desktops);
688 // set the viewport hint
689 unsigned long *viewport = new unsigned long[_num_desktops * 2];
690 memset(viewport, 0, sizeof(unsigned long) * _num_desktops * 2);
691 otk::Property::set(_info->rootWindow(),
692 otk::Property::atoms.net_desktop_viewport,
693 otk::Property::atoms.cardinal,
694 viewport, _num_desktops * 2);
697 // update the work area hint
702 void Screen::updateDesktopNames()
704 unsigned long num = (unsigned) -1;
706 if (!otk::Property::get(_info->rootWindow(),
707 otk::Property::atoms.net_desktop_names,
708 otk::Property::utf8, &num, &_desktop_names))
709 _desktop_names.clear();
710 while ((long)_desktop_names.size() < _num_desktops)
711 _desktop_names.push_back("Unnamed");
715 void Screen::setDesktopName(long i, const otk::ustring &name)
719 if (i >= _num_desktops) return;
721 otk::Property::StringVect newnames = _desktop_names;
723 otk::Property::set(_info->rootWindow(),
724 otk::Property::atoms.net_desktop_names,
725 otk::Property::utf8, newnames);
729 void Screen::propertyHandler(const XPropertyEvent &e)
731 otk::EventHandler::propertyHandler(e);
733 // compress changes to a single property into a single change
735 while (XCheckTypedEvent(**otk::display, e.type, &ce)) {
736 // XXX: it would be nice to compress ALL changes to a property, not just
737 // changes in a row without other props between.
738 if (ce.xproperty.atom != e.atom) {
739 XPutBackEvent(**otk::display, &ce);
744 if (e.atom == otk::Property::atoms.net_desktop_names)
745 updateDesktopNames();
749 void Screen::clientMessageHandler(const XClientMessageEvent &e)
751 otk::EventHandler::clientMessageHandler(e);
753 if (e.format != 32) return;
755 if (e.message_type == otk::Property::atoms.net_current_desktop) {
756 changeDesktop(e.data.l[0]);
757 } else if (e.message_type == otk::Property::atoms.net_number_of_desktops) {
758 changeNumDesktops(e.data.l[0]);
760 // XXX: so many client messages to handle here! ..or not.. they go to clients
764 void Screen::mapRequestHandler(const XMapRequestEvent &e)
766 otk::EventHandler::mapRequestHandler(e);
769 printf("MapRequest for 0x%lx\n", e.window);
773 MapRequest events come here even after the window exists instead of going
774 right to the client window, because of how they are sent and their struct
777 Client *c = openbox->findClient(e.window);
780 // send a net_active_window message
782 ce.xclient.type = ClientMessage;
783 ce.xclient.message_type = otk::Property::atoms.net_active_window;
784 ce.xclient.display = **otk::display;
785 ce.xclient.window = c->window();
786 ce.xclient.format = 32;
787 ce.xclient.data.l[0] = 0l;
788 ce.xclient.data.l[1] = 0l;
789 ce.xclient.data.l[2] = 0l;
790 ce.xclient.data.l[3] = 0l;
791 ce.xclient.data.l[4] = 0l;
792 XSendEvent(**otk::display, _info->rootWindow(), false,
793 SubstructureRedirectMask | SubstructureNotifyMask,
796 manageWindow(e.window);