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"
37 static int anotherWMRunning(Display
*display
, XErrorEvent
*) {
38 printf(_("Another window manager already running on display %s.\n"),
39 DisplayString(display
));
48 Screen::Screen(int screen
)
49 : WidgetBase(WidgetBase::Type_Root
),
52 assert(screen
>= 0); assert(screen
< ScreenCount(**otk::display
));
53 _info
= otk::display
->screenInfo(screen
);
56 XErrorHandler old
= XSetErrorHandler(::anotherWMRunning
);
57 XSelectInput(**otk::display
, _info
->rootWindow(),
59 XSync(**otk::display
, false);
60 XSetErrorHandler(old
);
62 _managed
= !::running
;
63 if (! _managed
) return; // was unable to manage the screen
65 printf(_("Managing screen %d: visual 0x%lx, depth %d\n"),
66 _number
, XVisualIDFromVisual(_info
->visual()), _info
->depth());
68 openbox
->property()->set(_info
->rootWindow(),
69 otk::Property::openbox_pid
,
70 otk::Property::Atom_Cardinal
,
71 (unsigned long) getpid());
73 // set the mouse cursor for the root window (the default cursor)
74 XDefineCursor(**otk::display
, _info
->rootWindow(),
75 openbox
->cursors().session
);
77 // initialize the shit that is used for all drawing on the screen
78 _image_control
= new otk::ImageControl(_info
, true);
79 _image_control
->installRootColormap();
80 _root_cmap_installed
= True
;
82 // initialize the screen's style
83 _style
.setImageControl(_image_control
);
84 otk::ustring stylepath
;
85 python_get_string("theme", &stylepath
);
86 otk::Configuration
sconfig(false);
87 sconfig
.setFile(otk::expandTilde(stylepath
.c_str()));
88 if (!sconfig
.load()) {
89 sconfig
.setFile(otk::expandTilde(DEFAULTSTYLE
));
90 if (!sconfig
.load()) {
91 printf(_("Unable to load default style: %s. Aborting.\n"), DEFAULTSTYLE
);
97 // set up notification of netwm support
98 changeSupportedAtoms();
100 // Set the netwm properties for geometry
101 unsigned long geometry
[] = { _info
->width(),
103 openbox
->property()->set(_info
->rootWindow(),
104 otk::Property::net_desktop_geometry
,
105 otk::Property::Atom_Cardinal
,
108 // Set the net_desktop_names property
109 std::vector
<otk::ustring
> names
;
110 python_get_stringlist("desktop_names", &names
);
111 openbox
->property()->set(_info
->rootWindow(),
112 otk::Property::net_desktop_names
,
115 // the above set() will cause the updateDesktopNames to fire right away so
116 // we have a list of desktop names
118 if (!python_get_long("number_of_desktops", &_num_desktops
))
120 changeNumDesktops(_num_desktops
); // set the hint
123 changeDesktop(0); // set the hint
125 // create the window which gets focus when no clients get it
126 XSetWindowAttributes attr
;
127 attr
.override_redirect
= true;
128 _focuswindow
= XCreateWindow(**otk::display
, _info
->rootWindow(),
129 -100, -100, 1, 1, 0, 0, InputOnly
,
130 _info
->visual(), CWOverrideRedirect
, &attr
);
131 XMapWindow(**otk::display
, _focuswindow
);
133 // these may be further updated if any pre-existing windows are found in
134 // the manageExising() function
135 changeClientList(); // initialize the client lists, which will be empty
136 calcArea(); // initialize the available working area
138 // register this class as the event handler for the root window
139 openbox
->registerHandler(_info
->rootWindow(), this);
141 // call the python Startup callbacks
142 EventData
data(_number
, 0, EventShutdown
, 0);
143 openbox
->bindings()->fireEvent(&data
);
149 if (! _managed
) return;
151 XSelectInput(**otk::display
, _info
->rootWindow(), NoEventMask
);
153 // unmanage all windows
154 while (!clients
.empty())
155 unmanageWindow(clients
.front());
157 // call the python Shutdown callbacks
158 EventData
data(_number
, 0, EventShutdown
, 0);
159 openbox
->bindings()->fireEvent(&data
);
161 XDestroyWindow(**otk::display
, _focuswindow
);
162 XDestroyWindow(**otk::display
, _supportwindow
);
164 delete _image_control
;
168 void Screen::manageExisting()
170 unsigned int i
, j
, nchild
;
171 Window r
, p
, *children
;
172 XQueryTree(**otk::display
, _info
->rootWindow(), &r
, &p
,
175 // preen the window list of all icon windows... for better dockapp support
176 for (i
= 0; i
< nchild
; i
++) {
177 if (children
[i
] == None
) continue;
179 XWMHints
*wmhints
= XGetWMHints(**otk::display
,
183 if ((wmhints
->flags
& IconWindowHint
) &&
184 (wmhints
->icon_window
!= children
[i
])) {
185 for (j
= 0; j
< nchild
; j
++) {
186 if (children
[j
] == wmhints
->icon_window
) {
197 // manage shown windows
198 for (i
= 0; i
< nchild
; ++i
) {
199 if (children
[i
] == None
)
202 XWindowAttributes attrib
;
203 if (XGetWindowAttributes(**otk::display
, children
[i
], &attrib
)) {
204 if (attrib
.override_redirect
) continue;
206 if (attrib
.map_state
!= IsUnmapped
) {
207 manageWindow(children
[i
]);
216 void Screen::updateStrut()
218 _strut
.left
= _strut
.right
= _strut
.top
= _strut
.bottom
= 0;
220 Client::List::iterator it
, end
= clients
.end();
221 for (it
= clients
.begin(); it
!= end
; ++it
) {
222 const otk::Strut
&s
= (*it
)->strut();
223 _strut
.left
= std::max(_strut
.left
, s
.left
);
224 _strut
.right
= std::max(_strut
.right
, s
.right
);
225 _strut
.top
= std::max(_strut
.top
, s
.top
);
226 _strut
.bottom
= std::max(_strut
.bottom
, s
.bottom
);
232 void Screen::calcArea()
234 otk::Rect old_area
= _area
;
238 // reset to the full areas
239 if (isXineramaActive())
240 xineramaUsableArea = getXineramaAreas();
244 _area
.setRect(_strut
.left
, _strut
.top
,
245 _info
->width() - (_strut
.left
+ _strut
.right
),
246 _info
->height() - (_strut
.top
+ _strut
.bottom
));
250 if (isXineramaActive()) {
251 // keep each of the ximerama-defined areas inside the strut
252 RectList::iterator xit, xend = xineramaUsableArea.end();
253 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
254 if (xit->x() < usableArea.x()) {
255 xit->setX(usableArea.x());
256 xit->setWidth(xit->width() - usableArea.x());
258 if (xit->y() < usableArea.y()) {
259 xit->setY(usableArea.y());
260 xit->setHeight(xit->height() - usableArea.y());
262 if (xit->x() + xit->width() > usableArea.width())
263 xit->setWidth(usableArea.width() - xit->x());
264 if (xit->y() + xit->height() > usableArea.height())
265 xit->setHeight(usableArea.height() - xit->y());
271 if (old_area
!= _area
)
272 // XXX: re-maximize windows
278 void Screen::changeSupportedAtoms()
280 // create the netwm support window
281 _supportwindow
= XCreateSimpleWindow(**otk::display
,
283 0, 0, 1, 1, 0, 0, 0);
285 // set supporting window
286 openbox
->property()->set(_info
->rootWindow(),
287 otk::Property::net_supporting_wm_check
,
288 otk::Property::Atom_Window
,
291 //set properties on the supporting window
292 openbox
->property()->set(_supportwindow
,
293 otk::Property::net_wm_name
,
296 openbox
->property()->set(_supportwindow
,
297 otk::Property::net_supporting_wm_check
,
298 otk::Property::Atom_Window
,
303 otk::Property::net_current_desktop
,
304 otk::Property::net_number_of_desktops
,
305 otk::Property::net_desktop_geometry
,
306 otk::Property::net_desktop_viewport
,
307 otk::Property::net_active_window
,
308 otk::Property::net_workarea
,
309 otk::Property::net_client_list
,
310 otk::Property::net_client_list_stacking
,
311 otk::Property::net_desktop_names
,
312 otk::Property::net_close_window
,
313 otk::Property::net_wm_name
,
314 otk::Property::net_wm_visible_name
,
315 otk::Property::net_wm_icon_name
,
316 otk::Property::net_wm_visible_icon_name
,
318 otk::Property::net_wm_desktop,
320 otk::Property::net_wm_strut
,
321 otk::Property::net_wm_window_type
,
322 otk::Property::net_wm_window_type_desktop
,
323 otk::Property::net_wm_window_type_dock
,
324 otk::Property::net_wm_window_type_toolbar
,
325 otk::Property::net_wm_window_type_menu
,
326 otk::Property::net_wm_window_type_utility
,
327 otk::Property::net_wm_window_type_splash
,
328 otk::Property::net_wm_window_type_dialog
,
329 otk::Property::net_wm_window_type_normal
,
331 otk::Property::net_wm_moveresize,
332 otk::Property::net_wm_moveresize_size_topleft,
333 otk::Property::net_wm_moveresize_size_topright,
334 otk::Property::net_wm_moveresize_size_bottomleft,
335 otk::Property::net_wm_moveresize_size_bottomright,
336 otk::Property::net_wm_moveresize_move,
339 otk::Property::net_wm_allowed_actions,
340 otk::Property::net_wm_action_move,
341 otk::Property::net_wm_action_resize,
342 otk::Property::net_wm_action_shade,
343 otk::Property::net_wm_action_maximize_horz,
344 otk::Property::net_wm_action_maximize_vert,
345 otk::Property::net_wm_action_change_desktop,
346 otk::Property::net_wm_action_close,
348 otk::Property::net_wm_state
,
349 otk::Property::net_wm_state_modal
,
350 otk::Property::net_wm_state_maximized_vert
,
351 otk::Property::net_wm_state_maximized_horz
,
352 otk::Property::net_wm_state_shaded
,
353 otk::Property::net_wm_state_skip_taskbar
,
354 otk::Property::net_wm_state_skip_pager
,
355 otk::Property::net_wm_state_hidden
,
356 otk::Property::net_wm_state_fullscreen
,
357 otk::Property::net_wm_state_above
,
358 otk::Property::net_wm_state_below
,
360 const int num_supported
= sizeof(supported
)/sizeof(Atom
);
362 // convert to the atom values
363 for (int i
= 0; i
< num_supported
; ++i
)
365 openbox
->property()->atom((otk::Property::Atoms
)supported
[i
]);
367 openbox
->property()->set(_info
->rootWindow(),
368 otk::Property::net_supported
,
369 otk::Property::Atom_Atom
,
370 supported
, num_supported
);
374 void Screen::changeClientList()
377 unsigned int size
= clients
.size();
379 // create an array of the window ids
383 windows
= new Window
[size
];
385 Client::List::const_iterator it
= clients
.begin();
386 const Client::List::const_iterator end
= clients
.end();
387 for (; it
!= end
; ++it
, ++win_it
)
388 *win_it
= (*it
)->window();
390 windows
= (Window
*) 0;
392 openbox
->property()->set(_info
->rootWindow(),
393 otk::Property::net_client_list
,
394 otk::Property::Atom_Window
,
400 changeStackingList();
404 void Screen::changeStackingList()
407 unsigned int size
= _stacking
.size();
409 assert(size
== clients
.size()); // just making sure.. :)
412 // create an array of the window ids (from bottom to top, reverse order!)
416 windows
= new Window
[size
];
418 Client::List::const_reverse_iterator it
= _stacking
.rbegin();
419 const Client::List::const_reverse_iterator end
= _stacking
.rend();
420 for (; it
!= end
; ++it
, ++win_it
)
421 *win_it
= (*it
)->window();
423 windows
= (Window
*) 0;
425 openbox
->property()->set(_info
->rootWindow(),
426 otk::Property::net_client_list_stacking
,
427 otk::Property::Atom_Window
,
435 void Screen::changeWorkArea() {
436 unsigned long *dims
= new unsigned long[4 * _num_desktops
];
437 for (long i
= 0; i
< _num_desktops
; ++i
) {
438 // XXX: this could be different for each workspace
439 dims
[(i
* 4) + 0] = _area
.x();
440 dims
[(i
* 4) + 1] = _area
.y();
441 dims
[(i
* 4) + 2] = _area
.width();
442 dims
[(i
* 4) + 3] = _area
.height();
444 openbox
->property()->set(_info
->rootWindow(),
445 otk::Property::net_workarea
,
446 otk::Property::Atom_Cardinal
,
447 dims
, 4 * _num_desktops
);
452 void Screen::manageWindow(Window window
)
456 XSetWindowAttributes attrib_set
;
458 otk::display
->grab();
460 // is the window a docking app
461 if ((wmhint
= XGetWMHints(**otk::display
, window
))) {
462 if ((wmhint
->flags
& StateHint
) &&
463 wmhint
->initial_state
== WithdrawnState
) {
464 //slit->addClient(w); // XXX: make dock apps work!
465 otk::display
->ungrab();
473 // choose the events we want to receive on the CLIENT window
474 attrib_set
.event_mask
= Client::event_mask
;
475 attrib_set
.do_not_propagate_mask
= Client::no_propagate_mask
;
476 XChangeWindowAttributes(**otk::display
, window
,
477 CWEventMask
|CWDontPropagate
, &attrib_set
);
479 // create the Client class, which gets all of the hints on the window
480 client
= new Client(_number
, window
);
481 // register for events
482 openbox
->registerHandler(window
, client
);
483 // add to the wm's map
484 openbox
->addClient(window
, client
);
486 // we dont want a border on the client
487 client
->toggleClientBorder(false);
489 // specify that if we exit, the window should not be destroyed and should be
490 // reparented back to root automatically
491 XChangeSaveSet(**otk::display
, window
, SetModeInsert
);
493 if (!(openbox
->state() == Openbox::State_Starting
||
494 client
->positionRequested())) {
495 // position the window intelligenty .. hopefully :)
496 // call the python PLACEWINDOW binding
497 EventData
data(_number
, client
, EventPlaceWindow
, 0);
498 openbox
->bindings()->fireEvent(&data
);
501 // create the decoration frame for the client window
502 client
->frame
= new Frame(client
, &_style
);
504 // add to the wm's map
505 openbox
->addClient(client
->frame
->window(), client
);
506 openbox
->addClient(client
->frame
->plate(), client
);
507 openbox
->addClient(client
->frame
->titlebar(), client
);
508 openbox
->addClient(client
->frame
->label(), client
);
509 openbox
->addClient(client
->frame
->button_max(), client
);
510 openbox
->addClient(client
->frame
->button_iconify(), client
);
511 openbox
->addClient(client
->frame
->button_stick(), client
);
512 openbox
->addClient(client
->frame
->button_close(), client
);
513 openbox
->addClient(client
->frame
->handle(), client
);
514 openbox
->addClient(client
->frame
->grip_left(), client
);
515 openbox
->addClient(client
->frame
->grip_right(), client
);
517 // reparent the client to the frame
518 client
->frame
->grabClient();
520 // if on the current desktop.. (or all desktops)
521 if (client
->desktop() == _desktop
||
522 client
->desktop() == (signed)0xffffffff) {
523 client
->frame
->show();
526 // XXX: handle any requested states such as maximized
528 otk::display
->ungrab();
530 // add to the screen's list
531 clients
.push_back(client
);
532 // this puts into the stacking order, then raises it
533 _stacking
.push_back(client
);
534 restack(true, client
);
535 // update the root properties
538 openbox
->bindings()->grabButtons(true, client
);
540 // call the python NEWWINDOW binding
541 EventData
data(_number
, client
, EventNewWindow
, 0);
542 openbox
->bindings()->fireEvent(&data
);
545 printf("Managed window 0x%lx\n", window
);
550 void Screen::unmanageWindow(Client
*client
)
552 Frame
*frame
= client
->frame
;
554 // call the python CLOSEWINDOW binding
555 EventData
data(_number
, client
, EventCloseWindow
, 0);
556 openbox
->bindings()->fireEvent(&data
);
558 openbox
->bindings()->grabButtons(false, client
);
560 // remove from the wm's map
561 openbox
->removeClient(client
->window());
562 openbox
->removeClient(frame
->window());
563 openbox
->removeClient(frame
->plate());
564 openbox
->removeClient(frame
->titlebar());
565 openbox
->removeClient(frame
->label());
566 openbox
->removeClient(frame
->button_max());
567 openbox
->removeClient(frame
->button_iconify());
568 openbox
->removeClient(frame
->button_stick());
569 openbox
->removeClient(frame
->button_close());
570 openbox
->removeClient(frame
->handle());
571 openbox
->removeClient(frame
->grip_left());
572 openbox
->removeClient(frame
->grip_right());
573 // unregister for handling events
574 openbox
->clearHandler(client
->window());
576 // remove the window from our save set
577 XChangeSaveSet(**otk::display
, client
->window(), SetModeDelete
);
579 // we dont want events no more
580 XSelectInput(**otk::display
, client
->window(), NoEventMask
);
584 // give the client its border back
585 client
->toggleClientBorder(true);
587 // reparent the window out of the frame
588 frame
->releaseClient();
590 delete client
->frame
;
593 // remove from the stacking order
594 _stacking
.remove(client
);
596 // remove from the screen's list
597 clients
.remove(client
);
599 // unfocus the client (calls the focus callbacks)
603 printf("Unmanaged window 0x%lx\n", client
->window());
608 // update the root properties
612 void Screen::restack(bool raise
, Client
*client
)
614 const int layer
= client
->layer();
615 std::vector
<Window
> wins
;
617 _stacking
.remove(client
);
619 // the stacking list is from highest to lowest
621 Client::List::iterator it
= _stacking
.begin(), end
= _stacking
.end();
622 // insert the windows above this window
623 for (; it
!= end
; ++it
) {
624 if ((*it
)->layer() < layer
|| (raise
&& (*it
)->layer() == layer
))
626 wins
.push_back((*it
)->frame
->window());
629 wins
.push_back(client
->frame
->window());
630 _stacking
.insert(it
, client
);
631 // insert the remaining below this window
632 for (; it
!= end
; ++it
)
633 wins
.push_back((*it
)->frame
->window());
635 XRestackWindows(**otk::display
, &wins
[0], wins
.size());
636 changeStackingList();
639 void Screen::changeDesktop(long desktop
)
641 if (!(desktop
>= 0 && desktop
< _num_desktops
)) return;
643 printf("Moving to desktop %ld\n", desktop
);
648 openbox
->property()->set(_info
->rootWindow(),
649 otk::Property::net_current_desktop
,
650 otk::Property::Atom_Cardinal
,
653 if (old
== _desktop
) return;
655 Client::List::iterator it
, end
= clients
.end();
656 for (it
= clients
.begin(); it
!= end
; ++it
) {
657 if ((*it
)->desktop() == old
) {
658 (*it
)->frame
->hide();
659 } else if ((*it
)->desktop() == _desktop
) {
660 (*it
)->frame
->show();
664 // force the callbacks to fire
665 if (!openbox
->focusedClient())
666 openbox
->setFocusedClient(0);
669 void Screen::changeNumDesktops(long num
)
673 if (!(num
> 0)) return;
675 // XXX: move windows on desktops that will no longer exist!
678 openbox
->property()->set(_info
->rootWindow(),
679 otk::Property::net_number_of_desktops
,
680 otk::Property::Atom_Cardinal
,
683 // set the viewport hint
684 unsigned long *viewport
= new unsigned long[_num_desktops
* 2];
685 memset(viewport
, 0, sizeof(unsigned long) * _num_desktops
* 2);
686 openbox
->property()->set(_info
->rootWindow(),
687 otk::Property::net_desktop_viewport
,
688 otk::Property::Atom_Cardinal
,
689 viewport
, _num_desktops
* 2);
692 // update the work area hint
697 void Screen::updateDesktopNames()
699 const otk::Property
*property
= openbox
->property();
701 unsigned long num
= (unsigned) -1;
703 if (!property
->get(_info
->rootWindow(),
704 otk::Property::net_desktop_names
,
705 otk::Property::utf8
, &num
, &_desktop_names
))
706 _desktop_names
.clear();
707 while ((long)_desktop_names
.size() < _num_desktops
)
708 _desktop_names
.push_back("Unnamed");
712 void Screen::setDesktopName(long i
, const otk::ustring
&name
)
716 if (i
>= _num_desktops
) return;
718 const otk::Property
*property
= openbox
->property();
720 otk::Property::StringVect newnames
= _desktop_names
;
722 property
->set(_info
->rootWindow(), otk::Property::net_desktop_names
,
723 otk::Property::utf8
, newnames
);
727 void Screen::propertyHandler(const XPropertyEvent
&e
)
729 otk::EventHandler::propertyHandler(e
);
731 const otk::Property
*property
= openbox
->property();
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
== property
->atom(otk::Property::net_desktop_names
))
745 updateDesktopNames();
749 void Screen::clientMessageHandler(const XClientMessageEvent
&e
)
751 otk::EventHandler::clientMessageHandler(e
);
753 if (e
.format
!= 32) return;
755 const otk::Property
*property
= openbox
->property();
757 if (e
.message_type
== property
->atom(otk::Property::net_current_desktop
)) {
758 changeDesktop(e
.data
.l
[0]);
759 } else if (e
.message_type
==
760 property
->atom(otk::Property::net_number_of_desktops
)) {
761 changeNumDesktops(e
.data
.l
[0]);
763 // XXX: so many client messages to handle here! ..or not.. they go to clients
767 void Screen::mapRequestHandler(const XMapRequestEvent
&e
)
769 otk::EventHandler::mapRequestHandler(e
);
772 printf("MapRequest for 0x%lx\n", e
.window
);
776 MapRequest events come here even after the window exists instead of going
777 right to the client window, because of how they are sent and their struct
780 Client
*c
= openbox
->findClient(e
.window
);
783 // send a net_active_window message
785 ce
.xclient
.type
= ClientMessage
;
786 ce
.xclient
.message_type
=
787 openbox
->property()->atom(otk::Property::net_active_window
);
788 ce
.xclient
.display
= **otk::display
;
789 ce
.xclient
.window
= c
->window();
790 ce
.xclient
.format
= 32;
791 ce
.xclient
.data
.l
[0] = 0l;
792 ce
.xclient
.data
.l
[1] = 0l;
793 ce
.xclient
.data
.l
[2] = 0l;
794 ce
.xclient
.data
.l
[3] = 0l;
795 ce
.xclient
.data
.l
[4] = 0l;
796 XSendEvent(**otk::display
, _info
->rootWindow(), false,
797 SubstructureRedirectMask
| SubstructureNotifyMask
,
800 manageWindow(e
.window
);