1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
11 #include "otk/display.hh"
12 #include "otk/property.hh"
16 # include <sys/types.h>
18 #endif // HAVE_UNISTD_H
21 #define _(str) gettext(str)
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 // initialize the screen's style
70 otk::RenderStyle::setStyle(_number
, _config
.theme
);
71 otk::display
->renderControl(_number
)->
72 drawRoot(*otk::RenderStyle::style(_number
)->rootColor());
74 // set up notification of netwm support
75 changeSupportedAtoms();
77 // Set the netwm properties for geometry
78 unsigned long geometry
[] = { _info
->size().width(),
79 _info
->size().height() };
80 otk::Property::set(_info
->rootWindow(),
81 otk::Property::atoms
.net_desktop_geometry
,
82 otk::Property::atoms
.cardinal
, geometry
, 2);
84 // Set the net_desktop_names property
85 otk::Property::set(_info
->rootWindow(),
86 otk::Property::atoms
.net_desktop_names
,
87 otk::Property::utf8
, _config
.desktop_names
);
88 // the above set() will cause the updateDesktopNames to fire right away so
89 // we have a list of desktop names
93 changeNumDesktops(_config
.num_desktops
); // set the hint
95 changeDesktop(0); // set the hint
97 // don't start in showing-desktop mode
98 _showing_desktop
= false;
99 otk::Property::set(_info
->rootWindow(),
100 otk::Property::atoms
.net_showing_desktop
,
101 otk::Property::atoms
.cardinal
, 0);
103 // create the window which gets focus when no clients get it
104 XSetWindowAttributes attr
;
105 attr
.override_redirect
= true;
106 _focuswindow
= XCreateWindow(**otk::display
, _info
->rootWindow(),
107 -100, -100, 1, 1, 0, 0, InputOnly
,
108 _info
->visual(), CWOverrideRedirect
, &attr
);
109 XMapRaised(**otk::display
, _focuswindow
);
111 // these may be further updated if any pre-existing windows are found in
112 // the manageExising() function
113 changeClientList(); // initialize the client lists, which will be empty
115 updateDesktopLayout();
117 // register this class as the event handler for the root window
118 openbox
->registerHandler(_info
->rootWindow(), this);
120 // call the python Startup callbacks
121 EventData
data(_number
, 0, EventAction::Startup
, 0);
122 openbox
->bindings()->fireEvent(&data
);
128 if (! _managed
) return;
130 XSelectInput(**otk::display
, _info
->rootWindow(), NoEventMask
);
132 // unmanage all windows
133 while (!clients
.empty())
134 unmanageWindow(clients
.front());
136 // call the python Shutdown callbacks
137 EventData
data(_number
, 0, EventAction::Shutdown
, 0);
138 openbox
->bindings()->fireEvent(&data
);
140 XDestroyWindow(**otk::display
, _focuswindow
);
141 XDestroyWindow(**otk::display
, _supportwindow
);
145 void Screen::manageExisting()
147 unsigned int i
, j
, nchild
;
148 Window r
, p
, *children
;
149 XQueryTree(**otk::display
, _info
->rootWindow(), &r
, &p
,
152 // preen the window list of all icon windows... for better dockapp support
153 for (i
= 0; i
< nchild
; i
++) {
154 if (children
[i
] == None
) continue;
156 XWMHints
*wmhints
= XGetWMHints(**otk::display
,
160 if ((wmhints
->flags
& IconWindowHint
) &&
161 (wmhints
->icon_window
!= children
[i
])) {
162 for (j
= 0; j
< nchild
; j
++) {
163 if (children
[j
] == wmhints
->icon_window
) {
174 // manage shown windows
175 for (i
= 0; i
< nchild
; ++i
) {
176 if (children
[i
] == None
)
179 XWindowAttributes attrib
;
180 if (XGetWindowAttributes(**otk::display
, children
[i
], &attrib
)) {
181 if (attrib
.override_redirect
) continue;
183 if (attrib
.map_state
!= IsUnmapped
) {
184 manageWindow(children
[i
]);
192 void Screen::updateDesktopLayout()
194 //const unsigned long _NET_WM_ORIENTATION_HORZ = 0;
195 const unsigned long _NET_WM_ORIENTATION_VERT
= 1;
196 //const unsigned long _NET_WM_TOPLEFT = 0;
197 const unsigned long _NET_WM_TOPRIGHT
= 1;
198 const unsigned long _NET_WM_BOTTOMRIGHT
= 2;
199 const unsigned long _NET_WM_BOTTOMLEFT
= 3;
202 _layout
.orientation
= DesktopLayout::Horizontal
;
203 _layout
.start_corner
= DesktopLayout::TopLeft
;
205 _layout
.columns
= _num_desktops
;
207 unsigned long *data
, num
= 4;
208 if (otk::Property::get(_info
->rootWindow(),
209 otk::Property::atoms
.net_desktop_layout
,
210 otk::Property::atoms
.cardinal
,
213 if (data
[0] == _NET_WM_ORIENTATION_VERT
)
214 _layout
.orientation
= DesktopLayout::Vertical
;
215 if (data
[3] == _NET_WM_TOPRIGHT
)
216 _layout
.start_corner
= DesktopLayout::TopRight
;
217 else if (data
[3] == _NET_WM_BOTTOMRIGHT
)
218 _layout
.start_corner
= DesktopLayout::BottomRight
;
219 else if (data
[3] == _NET_WM_BOTTOMLEFT
)
220 _layout
.start_corner
= DesktopLayout::BottomLeft
;
222 // fill in a zero rows/columns
223 if (!(data
[1] == 0 && data
[2] == 0)) { // both 0's is bad data..
225 data
[1] = (_num_desktops
+ _num_desktops
% data
[2]) / data
[2];
226 } else if (data
[2] == 0) {
227 data
[2] = (_num_desktops
+ _num_desktops
% data
[1]) / data
[1];
229 _layout
.columns
= data
[1];
230 _layout
.rows
= data
[2];
234 if (_layout
.orientation
== DesktopLayout::Horizontal
) {
235 if (_layout
.rows
> _num_desktops
) _layout
.rows
= _num_desktops
;
236 if (_layout
.columns
> (_num_desktops
+ _num_desktops
% _layout
.rows
) /
238 _layout
.columns
= (_num_desktops
+ _num_desktops
% _layout
.rows
) /
241 if (_layout
.columns
> _num_desktops
) _layout
.columns
= _num_desktops
;
242 if (_layout
.rows
> (_num_desktops
+ _num_desktops
% _layout
.columns
) /
244 _layout
.rows
= (_num_desktops
+ _num_desktops
% _layout
.columns
) /
252 void Screen::updateStruts()
255 void operator()(otk::Strut
&self
, const otk::Strut
&other
) {
256 self
.left
= std::max(self
.left
, other
.left
);
257 self
.right
= std::max(self
.right
, other
.right
);
258 self
.top
= std::max(self
.top
, other
.top
);
259 self
.bottom
= std::max(self
.bottom
, other
.bottom
);
263 StrutList::iterator sit
, send
= _struts
.end();
265 for (sit
= _struts
.begin(); sit
!= send
; ++sit
)
266 sit
->left
= sit
->right
= sit
->top
= sit
->bottom
= 0;
268 ClientList::const_iterator it
, end
= clients
.end();
269 for (it
= clients
.begin(); it
!= end
; ++it
) {
270 if ((*it
)->iconic()) continue; // these dont count in the strut
272 unsigned int desk
= (*it
)->desktop();
273 const otk::Strut
&s
= (*it
)->strut();
275 if (desk
== 0xffffffff)
276 for (unsigned int i
= 0, e
= _struts
.size(); i
< e
; ++i
)
277 apply(_struts
[i
], s
);
278 else if (desk
< _struts
.size())
279 apply(_struts
[desk
], s
);
281 assert(false); // invalid desktop otherwise..
282 // apply to the 'all desktops' strut
283 apply(_struts
.back(), s
);
289 void Screen::changeWorkArea()
291 unsigned long *dims
= new unsigned long[4 * _num_desktops
];
292 for (unsigned int i
= 0; i
< _num_desktops
+ 1; ++i
) {
293 otk::Rect old_area
= _area
[i
];
296 // reset to the full areas
297 if (isXineramaActive())
298 xineramaUsableArea = getXineramaAreas();
302 _area
[i
] = otk::Rect(_struts
[i
].left
, _struts
[i
].top
,
303 _info
->size().width() - (_struts
[i
].left
+
305 _info
->size().height() - (_struts
[i
].top
+
310 if (isXineramaActive()) {
311 // keep each of the ximerama-defined areas inside the strut
312 RectList::iterator xit, xend = xineramaUsableArea.end();
313 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
314 if (xit->x() < usableArea.x()) {
315 xit->setX(usableArea.x());
316 xit->setWidth(xit->width() - usableArea.x());
318 if (xit->y() < usableArea.y()) {
319 xit->setY(usableArea.y());
320 xit->setHeight(xit->height() - usableArea.y());
322 if (xit->x() + xit->width() > usableArea.width())
323 xit->setWidth(usableArea.width() - xit->x());
324 if (xit->y() + xit->height() > usableArea.height())
325 xit->setHeight(usableArea.height() - xit->y());
330 if (old_area
!= _area
[i
]) {
331 // the area has changed, adjust all the maximized windows
332 ClientList::iterator it
, end
= clients
.end();
333 for (it
= clients
.begin(); it
!= end
; ++it
)
334 if (i
< _num_desktops
) {
335 if ((*it
)->desktop() == i
)
338 // the 'all desktops' size
339 if ((*it
)->desktop() == 0xffffffff)
344 // don't set these for the 'all desktops' area
345 if (i
< _num_desktops
) {
346 dims
[(i
* 4) + 0] = _area
[i
].x();
347 dims
[(i
* 4) + 1] = _area
[i
].y();
348 dims
[(i
* 4) + 2] = _area
[i
].width();
349 dims
[(i
* 4) + 3] = _area
[i
].height();
352 otk::Property::set(_info
->rootWindow(), otk::Property::atoms
.net_workarea
,
353 otk::Property::atoms
.cardinal
, dims
, 4 * _num_desktops
);
358 void Screen::changeSupportedAtoms()
360 // create the netwm support window
361 _supportwindow
= XCreateSimpleWindow(**otk::display
,
363 0, 0, 1, 1, 0, 0, 0);
365 // set supporting window
366 otk::Property::set(_info
->rootWindow(),
367 otk::Property::atoms
.net_supporting_wm_check
,
368 otk::Property::atoms
.window
, _supportwindow
);
370 //set properties on the supporting window
371 otk::Property::set(_supportwindow
, otk::Property::atoms
.net_wm_name
,
372 otk::Property::utf8
, "Openbox");
373 otk::Property::set(_supportwindow
,
374 otk::Property::atoms
.net_supporting_wm_check
,
375 otk::Property::atoms
.window
, _supportwindow
);
379 otk::Property::atoms
.net_current_desktop
,
380 otk::Property::atoms
.net_number_of_desktops
,
381 otk::Property::atoms
.net_desktop_geometry
,
382 otk::Property::atoms
.net_desktop_viewport
,
383 otk::Property::atoms
.net_active_window
,
384 otk::Property::atoms
.net_workarea
,
385 otk::Property::atoms
.net_client_list
,
386 otk::Property::atoms
.net_client_list_stacking
,
387 otk::Property::atoms
.net_desktop_names
,
388 otk::Property::atoms
.net_close_window
,
389 otk::Property::atoms
.net_desktop_layout
,
390 otk::Property::atoms
.net_showing_desktop
,
391 otk::Property::atoms
.net_wm_name
,
392 otk::Property::atoms
.net_wm_visible_name
,
393 otk::Property::atoms
.net_wm_icon_name
,
394 otk::Property::atoms
.net_wm_visible_icon_name
,
395 otk::Property::atoms
.net_wm_desktop
,
396 otk::Property::atoms
.net_wm_strut
,
397 otk::Property::atoms
.net_wm_window_type
,
398 otk::Property::atoms
.net_wm_window_type_desktop
,
399 otk::Property::atoms
.net_wm_window_type_dock
,
400 otk::Property::atoms
.net_wm_window_type_toolbar
,
401 otk::Property::atoms
.net_wm_window_type_menu
,
402 otk::Property::atoms
.net_wm_window_type_utility
,
403 otk::Property::atoms
.net_wm_window_type_splash
,
404 otk::Property::atoms
.net_wm_window_type_dialog
,
405 otk::Property::atoms
.net_wm_window_type_normal
,
407 otk::Property::atoms.net_wm_moveresize,
408 otk::Property::atoms.net_wm_moveresize_size_topleft,
409 otk::Property::atoms.net_wm_moveresize_size_topright,
410 otk::Property::atoms.net_wm_moveresize_size_bottomleft,
411 otk::Property::atoms.net_wm_moveresize_size_bottomright,
412 otk::Property::atoms.net_wm_moveresize_move,
414 otk::Property::atoms
.net_wm_allowed_actions
,
415 otk::Property::atoms
.net_wm_action_move
,
416 otk::Property::atoms
.net_wm_action_resize
,
417 otk::Property::atoms
.net_wm_action_minimize
,
418 otk::Property::atoms
.net_wm_action_shade
,
419 /* otk::Property::atoms.net_wm_action_stick,*/
420 otk::Property::atoms
.net_wm_action_maximize_horz
,
421 otk::Property::atoms
.net_wm_action_maximize_vert
,
422 otk::Property::atoms
.net_wm_action_fullscreen
,
423 otk::Property::atoms
.net_wm_action_change_desktop
,
424 otk::Property::atoms
.net_wm_action_close
,
426 otk::Property::atoms
.net_wm_state
,
427 otk::Property::atoms
.net_wm_state_modal
,
428 otk::Property::atoms
.net_wm_state_maximized_vert
,
429 otk::Property::atoms
.net_wm_state_maximized_horz
,
430 otk::Property::atoms
.net_wm_state_shaded
,
431 otk::Property::atoms
.net_wm_state_skip_taskbar
,
432 otk::Property::atoms
.net_wm_state_skip_pager
,
433 otk::Property::atoms
.net_wm_state_hidden
,
434 otk::Property::atoms
.net_wm_state_fullscreen
,
435 otk::Property::atoms
.net_wm_state_above
,
436 otk::Property::atoms
.net_wm_state_below
,
438 const int num_supported
= sizeof(supported
)/sizeof(Atom
);
440 otk::Property::set(_info
->rootWindow(), otk::Property::atoms
.net_supported
,
441 otk::Property::atoms
.atom
, supported
, num_supported
);
445 void Screen::changeClientList()
448 unsigned int size
= clients
.size();
450 // create an array of the window ids
454 windows
= new Window
[size
];
456 ClientList::const_iterator it
= clients
.begin();
457 const ClientList::const_iterator end
= clients
.end();
458 for (; it
!= end
; ++it
, ++win_it
)
459 *win_it
= (*it
)->window();
461 windows
= (Window
*) 0;
463 otk::Property::set(_info
->rootWindow(), otk::Property::atoms
.net_client_list
,
464 otk::Property::atoms
.window
, windows
, size
);
469 changeStackingList();
473 void Screen::changeStackingList()
476 unsigned int size
= _stacking
.size();
478 assert(size
== clients
.size()); // just making sure.. :)
481 // create an array of the window ids (from bottom to top, reverse order!)
485 windows
= new Window
[size
];
487 ClientList::const_reverse_iterator it
= _stacking
.rbegin();
488 const ClientList::const_reverse_iterator end
= _stacking
.rend();
489 for (; it
!= end
; ++it
, ++win_it
)
490 *win_it
= (*it
)->window();
492 windows
= (Window
*) 0;
494 otk::Property::set(_info
->rootWindow(),
495 otk::Property::atoms
.net_client_list_stacking
,
496 otk::Property::atoms
.window
, windows
, size
);
503 void Screen::manageWindow(Window window
)
507 XSetWindowAttributes attrib_set
;
509 XWindowAttributes attrib
;
511 otk::display
->grab();
513 // check if it has already been unmapped by the time we started mapping
514 // the grab does a sync so we don't have to here
515 if (XCheckTypedWindowEvent(**otk::display
, window
, DestroyNotify
, &e
) ||
516 XCheckTypedWindowEvent(**otk::display
, window
, UnmapNotify
, &e
)) {
517 XPutBackEvent(**otk::display
, &e
);
519 otk::display
->ungrab();
520 return; // don't manage it
523 if (!XGetWindowAttributes(**otk::display
, window
, &attrib
) ||
524 attrib
.override_redirect
) {
525 otk::display
->ungrab();
526 return; // don't manage it
529 // is the window a docking app
530 if ((wmhint
= XGetWMHints(**otk::display
, window
))) {
531 if ((wmhint
->flags
& StateHint
) &&
532 wmhint
->initial_state
== WithdrawnState
) {
533 //slit->addClient(w); // XXX: make dock apps work!
535 otk::display
->ungrab();
542 // choose the events we want to receive on the CLIENT window
543 attrib_set
.event_mask
= Client::event_mask
;
544 attrib_set
.do_not_propagate_mask
= Client::no_propagate_mask
;
545 XChangeWindowAttributes(**otk::display
, window
,
546 CWEventMask
|CWDontPropagate
, &attrib_set
);
548 // create the Client class, which gets all of the hints on the window
549 client
= new Client(_number
, window
);
550 // register for events
551 openbox
->registerHandler(window
, client
);
552 // add to the wm's map
553 openbox
->addClient(window
, client
);
555 // we dont want a border on the client
556 client
->toggleClientBorder(false);
558 // specify that if we exit, the window should not be destroyed and should be
559 // reparented back to root automatically
560 XChangeSaveSet(**otk::display
, window
, SetModeInsert
);
562 // create the decoration frame for the client window
563 client
->frame
= new Frame(client
);
564 // register the plate for events (map req's)
565 // this involves removing itself from the handler list first, since it is
566 // auto added to the list, being a widget. we won't get any events on the
567 // plate except for events for the client (SubstructureRedirectMask)
568 openbox
->clearHandler(client
->frame
->plate());
569 openbox
->registerHandler(client
->frame
->plate(), client
);
571 // add to the wm's map
572 Window
*w
= client
->frame
->allWindows();
573 for (unsigned int i
= 0; w
[i
]; ++i
)
574 openbox
->addClient(w
[i
], client
);
577 // reparent the client to the frame
578 client
->frame
->grabClient();
580 if (openbox
->state() != Openbox::State_Starting
) {
581 // position the window intelligenty .. hopefully :)
582 // call the python PLACEWINDOW binding
583 EventData
data(_number
, client
, EventAction::PlaceWindow
, 0);
584 openbox
->bindings()->fireEvent(&data
);
587 EventData
ddata(_number
, client
, EventAction::DisplayingWindow
, 0);
588 openbox
->bindings()->fireEvent(&ddata
);
592 client
->applyStartupState();
594 otk::display
->ungrab();
596 // add to the screen's list
597 clients
.push_back(client
);
598 // once the client is in the list, update our strut to include the new
599 // client's (it is good that this happens after window placement!)
601 // this puts into the stacking order, then raises it
602 _stacking
.push_back(client
);
604 // update the root properties
607 openbox
->bindings()->grabButtons(true, client
);
609 EventData
ndata(_number
, client
, EventAction::NewWindow
, 0);
610 openbox
->bindings()->fireEvent(&ndata
);
613 printf("Managed window 0x%lx frame 0x%lx\n",
614 window
, client
->frame
->window());
619 void Screen::unmanageWindow(Client
*client
)
621 Frame
*frame
= client
->frame
;
623 // call the python CLOSEWINDOW binding
624 EventData
data(_number
, client
, EventAction::CloseWindow
, 0);
625 openbox
->bindings()->fireEvent(&data
);
627 openbox
->bindings()->grabButtons(false, client
);
629 // remove from the wm's map
630 openbox
->removeClient(client
->window());
631 Window
*w
= frame
->allWindows();
632 for (unsigned int i
= 0; w
[i
]; ++i
)
633 openbox
->addClient(w
[i
], client
);
635 // unregister for handling events
636 openbox
->clearHandler(client
->window());
638 // remove the window from our save set
639 XChangeSaveSet(**otk::display
, client
->window(), SetModeDelete
);
641 // we dont want events no more
642 XSelectInput(**otk::display
, client
->window(), NoEventMask
);
646 // give the client its border back
647 client
->toggleClientBorder(true);
649 // reparent the window out of the frame
650 frame
->releaseClient();
653 Window framewin
= client
->frame
->window();
655 delete client
->frame
;
658 // remove from the stacking order
659 _stacking
.remove(client
);
661 // remove from the screen's list
662 clients
.remove(client
);
664 // once the client is out of the list, update our strut to remove it's
668 // unset modal before dropping our focus
669 client
->_modal
= false;
671 // unfocus the client (calls the focus callbacks)
675 printf("Unmanaged window 0x%lx frame 0x%lx\n", client
->window(), framewin
);
680 // update the root properties
684 void Screen::lowerWindow(Client
*client
)
686 Window wins
[2]; // only ever restack 2 windows.
688 assert(!_stacking
.empty()); // this would be bad
690 ClientList::iterator it
= --_stacking
.end();
691 const ClientList::iterator end
= _stacking
.begin();
693 if (client
->modal() && client
->transientFor()) {
694 // don't let a modal window lower below its transient_for
695 it
= std::find(_stacking
.begin(), _stacking
.end(), client
->transientFor());
696 assert(it
!= _stacking
.end());
698 wins
[0] = (it
== _stacking
.begin() ? _focuswindow
:
699 ((*(--ClientList::const_iterator(it
)))->frame
->window()));
700 wins
[1] = client
->frame
->window();
701 if (wins
[0] == wins
[1]) return; // already right above the window
703 _stacking
.remove(client
);
704 _stacking
.insert(it
, client
);
706 for (; it
!= end
&& (*it
)->layer() < client
->layer(); --it
);
707 if (*it
== client
) return; // already the bottom, return
709 wins
[0] = (*it
)->frame
->window();
710 wins
[1] = client
->frame
->window();
712 _stacking
.remove(client
);
713 _stacking
.insert(++it
, client
);
716 XRestackWindows(**otk::display
, wins
, 2);
717 changeStackingList();
720 void Screen::raiseWindow(Client
*client
)
722 Window wins
[2]; // only ever restack 2 windows.
724 assert(!_stacking
.empty()); // this would be bad
726 Client
*m
= client
->findModalChild();
727 // if we have a modal child, raise it instead, we'll go along tho later
728 if (m
) raiseWindow(m
);
730 // remove the client before looking so we can't run into ourselves
731 _stacking
.remove(client
);
733 ClientList::iterator it
= _stacking
.begin();
734 const ClientList::iterator end
= _stacking
.end();
736 // the stacking list is from highest to lowest
737 for (; it
!= end
&& ((*it
)->layer() > client
->layer() || m
== *it
); ++it
);
740 if our new position is the top, we want to stack under the _focuswindow
741 otherwise, we want to stack under the previous window in the stack.
743 wins
[0] = (it
== _stacking
.begin() ? _focuswindow
:
744 ((*(--ClientList::const_iterator(it
)))->frame
->window()));
745 wins
[1] = client
->frame
->window();
747 _stacking
.insert(it
, client
);
749 XRestackWindows(**otk::display
, wins
, 2);
751 changeStackingList();
754 void Screen::changeDesktop(unsigned int desktop
)
756 if (desktop
>= _num_desktops
) return;
758 printf("Moving to desktop %u\n", desktop
);
760 unsigned int old
= _desktop
;
763 otk::Property::set(_info
->rootWindow(),
764 otk::Property::atoms
.net_current_desktop
,
765 otk::Property::atoms
.cardinal
, _desktop
);
767 if (old
== _desktop
) return;
769 ClientList::iterator it
, end
= clients
.end();
770 for (it
= clients
.begin(); it
!= end
; ++it
)
773 // force the callbacks to fire
774 if (!openbox
->focusedClient())
775 openbox
->setFocusedClient(0);
778 void Screen::changeNumDesktops(unsigned int num
)
782 if (!(num
> 0)) return;
784 // move windows on desktops that will no longer exist!
785 ClientList::iterator it
, end
= clients
.end();
786 for (it
= clients
.begin(); it
!= end
; ++it
) {
787 unsigned int d
= (*it
)->desktop();
788 if (d
>= num
&& d
!= 0xffffffff) {
790 ce
.xclient
.type
= ClientMessage
;
791 ce
.xclient
.message_type
= otk::Property::atoms
.net_wm_desktop
;
792 ce
.xclient
.display
= **otk::display
;
793 ce
.xclient
.window
= (*it
)->window();
794 ce
.xclient
.format
= 32;
795 ce
.xclient
.data
.l
[0] = num
- 1;
796 XSendEvent(**otk::display
, _info
->rootWindow(), False
,
797 SubstructureNotifyMask
| SubstructureRedirectMask
, &ce
);
802 otk::Property::set(_info
->rootWindow(),
803 otk::Property::atoms
.net_number_of_desktops
,
804 otk::Property::atoms
.cardinal
, _num_desktops
);
806 // set the viewport hint
807 unsigned long *viewport
= new unsigned long[_num_desktops
* 2];
808 memset(viewport
, 0, sizeof(unsigned long) * _num_desktops
* 2);
809 otk::Property::set(_info
->rootWindow(),
810 otk::Property::atoms
.net_desktop_viewport
,
811 otk::Property::atoms
.cardinal
,
812 viewport
, _num_desktops
* 2);
815 // change our struts/area to match
816 _area
.resize(_num_desktops
+ 1);
817 _struts
.resize(_num_desktops
+ 1);
820 // the number of rows/columns will differ
821 updateDesktopLayout();
823 // change our desktop if we're on one that no longer exists!
824 if (_desktop
>= _num_desktops
)
825 changeDesktop(_num_desktops
- 1);
829 void Screen::updateDesktopNames()
831 unsigned long num
= (unsigned) -1;
833 if (!otk::Property::get(_info
->rootWindow(),
834 otk::Property::atoms
.net_desktop_names
,
835 otk::Property::utf8
, &num
, &_desktop_names
))
836 _desktop_names
.clear();
837 while (_desktop_names
.size() < _num_desktops
)
838 _desktop_names
.push_back("Unnamed");
842 void Screen::setDesktopName(unsigned int i
, const otk::ustring
&name
)
844 if (i
>= _num_desktops
) return;
846 otk::Property::StringVect newnames
= _desktop_names
;
848 otk::Property::set(_info
->rootWindow(),
849 otk::Property::atoms
.net_desktop_names
,
850 otk::Property::utf8
, newnames
);
853 otk::ustring
Screen::desktopName(unsigned int i
) const
855 if (i
>= _num_desktops
) return "";
856 return _desktop_names
[i
];
859 const otk::Rect
& Screen::area(unsigned int desktop
) const {
860 assert(desktop
< _num_desktops
|| desktop
== 0xffffffff);
861 if (desktop
< _num_desktops
)
862 return _area
[desktop
];
864 return _area
[_num_desktops
];
867 void Screen::installColormap(bool install
) const
870 XInstallColormap(**otk::display
, _info
->colormap());
872 XUninstallColormap(**otk::display
, _info
->colormap());
875 void Screen::showDesktop(bool show
)
877 if (show
== _showing_desktop
) return; // no change
879 // save the window focus, and restore it when leaving the show-desktop mode
880 static Window saved_focus
= 0;
882 Client
*c
= openbox
->focusedClient();
883 if (c
) saved_focus
= c
->window();
886 _showing_desktop
= show
;
888 ClientList::iterator it
, end
= clients
.end();
889 for (it
= clients
.begin(); it
!= end
; ++it
) {
890 if ((*it
)->type() == Client::Type_Desktop
) {
898 Client
*f
= openbox
->focusedClient();
899 if (!f
|| f
->type() == Client::Type_Desktop
) {
900 Client
*c
= openbox
->findClient(saved_focus
);
905 otk::Property::set(_info
->rootWindow(),
906 otk::Property::atoms
.net_showing_desktop
,
907 otk::Property::atoms
.cardinal
,
911 void Screen::propertyHandler(const XPropertyEvent
&e
)
913 otk::EventHandler::propertyHandler(e
);
915 // compress changes to a single property into a single change
917 while (XCheckTypedWindowEvent(**otk::display
, _info
->rootWindow(),
919 // XXX: it would be nice to compress ALL changes to a property, not just
920 // changes in a row without other props between.
921 if (ce
.xproperty
.atom
!= e
.atom
) {
922 XPutBackEvent(**otk::display
, &ce
);
927 if (e
.atom
== otk::Property::atoms
.net_desktop_names
)
928 updateDesktopNames();
929 else if (e
.atom
== otk::Property::atoms
.net_desktop_layout
)
930 updateDesktopLayout();
934 void Screen::clientMessageHandler(const XClientMessageEvent
&e
)
936 otk::EventHandler::clientMessageHandler(e
);
938 if (e
.format
!= 32) return;
940 if (e
.message_type
== otk::Property::atoms
.net_current_desktop
) {
941 changeDesktop(e
.data
.l
[0]);
942 } else if (e
.message_type
== otk::Property::atoms
.net_number_of_desktops
) {
943 changeNumDesktops(e
.data
.l
[0]);
944 } else if (e
.message_type
== otk::Property::atoms
.net_showing_desktop
) {
945 showDesktop(e
.data
.l
[0] != 0);
950 void Screen::mapRequestHandler(const XMapRequestEvent
&e
)
952 otk::EventHandler::mapRequestHandler(e
);
955 printf("MapRequest for 0x%lx\n", e
.window
);
958 Client
*c
= openbox
->findClient(e
.window
);
961 printf("DEBUG: MAP REQUEST CAUGHT IN SCREEN. IGNORED.\n");
964 if (_showing_desktop
)
965 showDesktop(false); // leave showing-the-desktop mode
966 manageWindow(e
.window
);