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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/gtk/toplevel.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | // For compilers that support precompilation, includes "wx.h". | |
11 | #include "wx/wxprec.h" | |
12 | ||
13 | // ============================================================================ | |
14 | // declarations | |
15 | // ============================================================================ | |
16 | ||
17 | // ---------------------------------------------------------------------------- | |
18 | // headers | |
19 | // ---------------------------------------------------------------------------- | |
20 | ||
21 | #ifdef __VMS | |
22 | #define XIconifyWindow XICONIFYWINDOW | |
23 | #endif | |
24 | ||
25 | #include "wx/toplevel.h" | |
26 | ||
27 | #ifndef WX_PRECOMP | |
28 | #include "wx/frame.h" | |
29 | #include "wx/icon.h" | |
30 | #include "wx/log.h" | |
31 | #include "wx/app.h" | |
32 | #endif | |
33 | ||
34 | #include "wx/gtk/private.h" | |
35 | #include "wx/evtloop.h" | |
36 | #include "wx/sysopt.h" | |
37 | ||
38 | #include <gtk/gtk.h> | |
39 | #include <gdk/gdkx.h> | |
40 | ||
41 | #include "wx/gtk/private/win_gtk.h" | |
42 | ||
43 | #include "wx/unix/utilsx11.h" | |
44 | ||
45 | // XA_CARDINAL | |
46 | #include <X11/Xatom.h> | |
47 | ||
48 | #if wxUSE_LIBHILDON | |
49 | #include <hildon-widgets/hildon-program.h> | |
50 | #include <hildon-widgets/hildon-window.h> | |
51 | #endif // wxUSE_LIBHILDON | |
52 | ||
53 | // ---------------------------------------------------------------------------- | |
54 | // data | |
55 | // ---------------------------------------------------------------------------- | |
56 | ||
57 | // this is incremented while a modal dialog is shown | |
58 | int wxOpenModalDialogsCount = 0; | |
59 | ||
60 | // the frame that is currently active (i.e. its child has focus). It is | |
61 | // used to generate wxActivateEvents | |
62 | static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL; | |
63 | static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL; | |
64 | ||
65 | // if we detect that the app has got/lost the focus, we set this variable to | |
66 | // either TRUE or FALSE and an activate event will be sent during the next | |
67 | // OnIdle() call and it is reset to -1: this value means that we shouldn't | |
68 | // send any activate events at all | |
69 | static int g_sendActivateEvent = -1; | |
70 | ||
71 | //----------------------------------------------------------------------------- | |
72 | // RequestUserAttention related functions | |
73 | //----------------------------------------------------------------------------- | |
74 | ||
75 | extern "C" { | |
76 | static void wxgtk_window_set_urgency_hint (GtkWindow *win, | |
77 | gboolean setting) | |
78 | { | |
79 | wxASSERT_MSG( GTK_WIDGET_REALIZED(win), wxT("wxgtk_window_set_urgency_hint: GdkWindow not realized") ); | |
80 | GdkWindow *window = GTK_WIDGET(win)->window; | |
81 | XWMHints *wm_hints; | |
82 | ||
83 | wm_hints = XGetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window)); | |
84 | ||
85 | if (!wm_hints) | |
86 | wm_hints = XAllocWMHints(); | |
87 | ||
88 | if (setting) | |
89 | wm_hints->flags |= XUrgencyHint; | |
90 | else | |
91 | wm_hints->flags &= ~XUrgencyHint; | |
92 | ||
93 | XSetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window), wm_hints); | |
94 | XFree(wm_hints); | |
95 | } | |
96 | ||
97 | static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win ) | |
98 | { | |
99 | #if GTK_CHECK_VERSION(2,7,0) | |
100 | if(!gtk_check_version(2,7,0)) | |
101 | gtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE); | |
102 | else | |
103 | #endif | |
104 | wxgtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE); | |
105 | ||
106 | win->m_urgency_hint = -2; | |
107 | return FALSE; | |
108 | } | |
109 | } | |
110 | ||
111 | //----------------------------------------------------------------------------- | |
112 | // "focus_in_event" | |
113 | //----------------------------------------------------------------------------- | |
114 | ||
115 | extern "C" { | |
116 | static gboolean gtk_frame_focus_in_callback( GtkWidget *widget, | |
117 | GdkEvent *WXUNUSED(event), | |
118 | wxTopLevelWindowGTK *win ) | |
119 | { | |
120 | switch ( g_sendActivateEvent ) | |
121 | { | |
122 | case -1: | |
123 | // we've got focus from outside, synthetize wxActivateEvent | |
124 | g_sendActivateEvent = 1; | |
125 | break; | |
126 | ||
127 | case 0: | |
128 | // another our window just lost focus, it was already ours before | |
129 | // - don't send any wxActivateEvent | |
130 | g_sendActivateEvent = -1; | |
131 | break; | |
132 | } | |
133 | ||
134 | g_activeFrame = win; | |
135 | g_lastActiveFrame = g_activeFrame; | |
136 | ||
137 | // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() ); | |
138 | ||
139 | // MR: wxRequestUserAttention related block | |
140 | switch( win->m_urgency_hint ) | |
141 | { | |
142 | default: | |
143 | g_source_remove( win->m_urgency_hint ); | |
144 | // no break, fallthrough to remove hint too | |
145 | case -1: | |
146 | #if GTK_CHECK_VERSION(2,7,0) | |
147 | if(!gtk_check_version(2,7,0)) | |
148 | gtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE); | |
149 | else | |
150 | #endif | |
151 | { | |
152 | wxgtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE); | |
153 | } | |
154 | ||
155 | win->m_urgency_hint = -2; | |
156 | break; | |
157 | ||
158 | case -2: break; | |
159 | } | |
160 | ||
161 | wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame); | |
162 | wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId()); | |
163 | event.SetEventObject(g_activeFrame); | |
164 | g_activeFrame->HandleWindowEvent(event); | |
165 | ||
166 | return FALSE; | |
167 | } | |
168 | } | |
169 | ||
170 | //----------------------------------------------------------------------------- | |
171 | // "focus_out_event" | |
172 | //----------------------------------------------------------------------------- | |
173 | ||
174 | extern "C" { | |
175 | static | |
176 | gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget), | |
177 | GdkEventFocus *WXUNUSED(gdk_event), | |
178 | wxTopLevelWindowGTK * WXUNUSED(win)) | |
179 | { | |
180 | // if the focus goes out of our app alltogether, OnIdle() will send | |
181 | // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset | |
182 | // g_sendActivateEvent to -1 | |
183 | g_sendActivateEvent = 0; | |
184 | ||
185 | // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") ); | |
186 | ||
187 | // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() ); | |
188 | ||
189 | if (g_activeFrame) | |
190 | { | |
191 | wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame); | |
192 | wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId()); | |
193 | event.SetEventObject(g_activeFrame); | |
194 | g_activeFrame->HandleWindowEvent(event); | |
195 | ||
196 | g_activeFrame = NULL; | |
197 | } | |
198 | ||
199 | return FALSE; | |
200 | } | |
201 | } | |
202 | ||
203 | //----------------------------------------------------------------------------- | |
204 | // "size_allocate" from m_wxwindow | |
205 | //----------------------------------------------------------------------------- | |
206 | ||
207 | extern "C" { | |
208 | static void | |
209 | size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win) | |
210 | { | |
211 | if (win->m_oldClientWidth != alloc->width || | |
212 | win->m_oldClientHeight != alloc->height) | |
213 | { | |
214 | win->m_oldClientWidth = alloc->width; | |
215 | win->m_oldClientHeight = alloc->height; | |
216 | ||
217 | wxSize size(win->m_widget->allocation.width, | |
218 | win->m_widget->allocation.height); | |
219 | size += win->m_decorSize; | |
220 | win->m_width = size.x; | |
221 | win->m_height = size.y; | |
222 | ||
223 | if (!win->IsIconized()) | |
224 | { | |
225 | wxSizeEvent event(size, win->GetId()); | |
226 | event.SetEventObject(win); | |
227 | win->HandleWindowEvent(event); | |
228 | } | |
229 | // else the window is currently unmapped, don't generate size events | |
230 | } | |
231 | } | |
232 | } | |
233 | ||
234 | // ---------------------------------------------------------------------------- | |
235 | // "size_request" | |
236 | // ---------------------------------------------------------------------------- | |
237 | ||
238 | extern "C" { | |
239 | static | |
240 | void wxgtk_tlw_size_request_callback(GtkWidget * WXUNUSED(widget), | |
241 | GtkRequisition *requisition, | |
242 | wxTopLevelWindowGTK *win) | |
243 | { | |
244 | // we must return the size of the window without WM decorations, otherwise | |
245 | // GTK+ gets confused, so don't call just GetSize() here | |
246 | win->GTKDoGetSize(&requisition->width, &requisition->height); | |
247 | } | |
248 | } | |
249 | ||
250 | //----------------------------------------------------------------------------- | |
251 | // "delete_event" | |
252 | //----------------------------------------------------------------------------- | |
253 | ||
254 | extern "C" { | |
255 | static gboolean | |
256 | gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), | |
257 | GdkEvent *WXUNUSED(event), | |
258 | wxTopLevelWindowGTK *win ) | |
259 | { | |
260 | if (win->IsEnabled() && | |
261 | (wxOpenModalDialogsCount == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) || | |
262 | win->IsGrabbed())) | |
263 | win->Close(); | |
264 | ||
265 | return TRUE; | |
266 | } | |
267 | } | |
268 | ||
269 | //----------------------------------------------------------------------------- | |
270 | // "configure_event" | |
271 | //----------------------------------------------------------------------------- | |
272 | ||
273 | extern "C" { | |
274 | static gboolean | |
275 | gtk_frame_configure_callback( GtkWidget* widget, | |
276 | GdkEventConfigure *WXUNUSED(event), | |
277 | wxTopLevelWindowGTK *win ) | |
278 | { | |
279 | if (!win->m_hasVMT || !win->IsShown()) | |
280 | return FALSE; | |
281 | ||
282 | wxPoint point; | |
283 | gtk_window_get_position((GtkWindow*)widget, &point.x, &point.y); | |
284 | ||
285 | win->m_x = point.x; | |
286 | win->m_y = point.y; | |
287 | wxMoveEvent mevent(point, win->GetId()); | |
288 | mevent.SetEventObject( win ); | |
289 | win->HandleWindowEvent( mevent ); | |
290 | ||
291 | return FALSE; | |
292 | } | |
293 | } | |
294 | ||
295 | //----------------------------------------------------------------------------- | |
296 | // "realize" from m_widget | |
297 | //----------------------------------------------------------------------------- | |
298 | ||
299 | // we cannot MWM hints and icons before the widget has been realized, | |
300 | // so we do this directly after realization | |
301 | ||
302 | extern "C" { | |
303 | static void | |
304 | gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), | |
305 | wxTopLevelWindowGTK *win ) | |
306 | { | |
307 | // All this is for Motif Window Manager "hints" and is supposed to be | |
308 | // recognized by other WM as well. Not tested. | |
309 | gdk_window_set_decorations(win->m_widget->window, | |
310 | (GdkWMDecoration)win->m_gdkDecor); | |
311 | gdk_window_set_functions(win->m_widget->window, | |
312 | (GdkWMFunction)win->m_gdkFunc); | |
313 | ||
314 | // GTK's shrinking/growing policy | |
315 | if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0) | |
316 | gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE); | |
317 | else | |
318 | gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1); | |
319 | ||
320 | // reset the icon | |
321 | wxIconBundle iconsOld = win->GetIcons(); | |
322 | if ( !iconsOld.IsEmpty() ) | |
323 | { | |
324 | win->SetIcon( wxNullIcon ); | |
325 | win->SetIcons( iconsOld ); | |
326 | } | |
327 | } | |
328 | } | |
329 | ||
330 | //----------------------------------------------------------------------------- | |
331 | // "map_event" from m_widget | |
332 | //----------------------------------------------------------------------------- | |
333 | ||
334 | extern "C" { | |
335 | static gboolean | |
336 | gtk_frame_map_callback( GtkWidget*, | |
337 | GdkEvent * WXUNUSED(event), | |
338 | wxTopLevelWindow *win ) | |
339 | { | |
340 | const bool wasIconized = win->IsIconized(); | |
341 | ||
342 | win->SetIconizeState(false); | |
343 | ||
344 | if (wasIconized) | |
345 | { | |
346 | // Because GetClientSize() returns (0,0) when IsIconized() is true, | |
347 | // a size event must be generated, just in case GetClientSize() was | |
348 | // called while iconized. This specifically happens when restoring a | |
349 | // tlw that was "rolled up" with some WMs. | |
350 | // Queue a resize rather than sending size event directly to allow | |
351 | // children to be made visible first. | |
352 | win->m_oldClientWidth = 0; | |
353 | gtk_widget_queue_resize(win->m_wxwindow); | |
354 | } | |
355 | ||
356 | return false; | |
357 | } | |
358 | } | |
359 | ||
360 | //----------------------------------------------------------------------------- | |
361 | // "unmap_event" from m_widget | |
362 | //----------------------------------------------------------------------------- | |
363 | ||
364 | extern "C" { | |
365 | static gboolean | |
366 | gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget), | |
367 | GdkEvent * WXUNUSED(event), | |
368 | wxTopLevelWindow *win ) | |
369 | { | |
370 | win->SetIconizeState(true); | |
371 | return false; | |
372 | } | |
373 | } | |
374 | ||
375 | //----------------------------------------------------------------------------- | |
376 | // "property_notify_event" from m_widget | |
377 | //----------------------------------------------------------------------------- | |
378 | ||
379 | extern "C" { | |
380 | static gboolean property_notify_event( | |
381 | GtkWidget*, GdkEventProperty* event, wxTopLevelWindowGTK* win) | |
382 | { | |
383 | // Watch for changes to _NET_FRAME_EXTENTS property | |
384 | static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false); | |
385 | if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property) | |
386 | { | |
387 | Atom xproperty = gdk_x11_atom_to_xatom_for_display( | |
388 | gdk_drawable_get_display(event->window), property); | |
389 | Atom type; | |
390 | int format; | |
391 | gulong nitems, bytes_after; | |
392 | guchar* data; | |
393 | Status status = XGetWindowProperty( | |
394 | gdk_x11_drawable_get_xdisplay(event->window), | |
395 | gdk_x11_drawable_get_xid(event->window), | |
396 | xproperty, | |
397 | 0, 4, false, XA_CARDINAL, | |
398 | &type, &format, &nitems, &bytes_after, &data); | |
399 | if (status == Success && data && nitems == 4) | |
400 | { | |
401 | long* p = (long*)data; | |
402 | const wxSize decorSize = | |
403 | wxSize(int(p[0] + p[1]), int(p[2] + p[3])); | |
404 | win->GTKUpdateDecorSize(decorSize); | |
405 | } | |
406 | if (data) | |
407 | XFree(data); | |
408 | } | |
409 | return false; | |
410 | } | |
411 | } | |
412 | ||
413 | BEGIN_EVENT_TABLE(wxTopLevelWindowGTK, wxTopLevelWindowBase) | |
414 | EVT_SYS_COLOUR_CHANGED(wxTopLevelWindowGTK::OnSysColourChanged) | |
415 | END_EVENT_TABLE() | |
416 | ||
417 | // ---------------------------------------------------------------------------- | |
418 | // wxTopLevelWindowGTK creation | |
419 | // ---------------------------------------------------------------------------- | |
420 | ||
421 | void wxTopLevelWindowGTK::Init() | |
422 | { | |
423 | m_mainWidget = (GtkWidget*) NULL; | |
424 | m_isIconized = false; | |
425 | m_fsIsShowing = false; | |
426 | m_themeEnabled = true; | |
427 | m_gdkDecor = m_gdkFunc = 0; | |
428 | m_grabbed = false; | |
429 | m_deferShow = true; | |
430 | ||
431 | m_urgency_hint = -2; | |
432 | } | |
433 | ||
434 | bool wxTopLevelWindowGTK::Create( wxWindow *parent, | |
435 | wxWindowID id, | |
436 | const wxString& title, | |
437 | const wxPoint& pos, | |
438 | const wxSize& sizeOrig, | |
439 | long style, | |
440 | const wxString &name ) | |
441 | { | |
442 | // always create a frame of some reasonable, even if arbitrary, size (at | |
443 | // least for MSW compatibility) | |
444 | wxSize size = sizeOrig; | |
445 | size.x = WidthDefault(size.x); | |
446 | size.y = HeightDefault(size.y); | |
447 | ||
448 | wxTopLevelWindows.Append( this ); | |
449 | ||
450 | if (!PreCreation( parent, pos, size ) || | |
451 | !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) | |
452 | { | |
453 | wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") ); | |
454 | return false; | |
455 | } | |
456 | ||
457 | m_title = title; | |
458 | ||
459 | // NB: m_widget may be !=NULL if it was created by derived class' Create, | |
460 | // e.g. in wxTaskBarIconAreaGTK | |
461 | if (m_widget == NULL) | |
462 | { | |
463 | #if wxUSE_LIBHILDON | |
464 | // we must create HildonWindow and not a normal GtkWindow as the latter | |
465 | // doesn't look correctly in Maemo environment and it must also be | |
466 | // registered with the main program object | |
467 | m_widget = hildon_window_new(); | |
468 | hildon_program_add_window(wxTheApp->GetHildonProgram(), | |
469 | HILDON_WINDOW(m_widget)); | |
470 | #else // !wxUSE_LIBHILDON | |
471 | m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL); | |
472 | if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) | |
473 | { | |
474 | // Tell WM that this is a dialog window and make it center | |
475 | // on parent by default (this is what GtkDialog ctor does): | |
476 | gtk_window_set_type_hint(GTK_WINDOW(m_widget), | |
477 | GDK_WINDOW_TYPE_HINT_DIALOG); | |
478 | gtk_window_set_position(GTK_WINDOW(m_widget), | |
479 | GTK_WIN_POS_CENTER_ON_PARENT); | |
480 | } | |
481 | else | |
482 | { | |
483 | if (style & wxFRAME_TOOL_WINDOW) | |
484 | { | |
485 | gtk_window_set_type_hint(GTK_WINDOW(m_widget), | |
486 | GDK_WINDOW_TYPE_HINT_UTILITY); | |
487 | ||
488 | // On some WMs, like KDE, a TOOL_WINDOW will still show | |
489 | // on the taskbar, but on Gnome a TOOL_WINDOW will not. | |
490 | // For consistency between WMs and with Windows, we | |
491 | // should set the NO_TASKBAR flag which will apply | |
492 | // the set_skip_taskbar_hint if it is available, | |
493 | // ensuring no taskbar entry will appear. | |
494 | style |= wxFRAME_NO_TASKBAR; | |
495 | } | |
496 | } | |
497 | #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON | |
498 | } | |
499 | ||
500 | wxWindow *topParent = wxGetTopLevelParent(m_parent); | |
501 | if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) && | |
502 | (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) || | |
503 | (style & wxFRAME_FLOAT_ON_PARENT))) | |
504 | { | |
505 | gtk_window_set_transient_for( GTK_WINDOW(m_widget), | |
506 | GTK_WINDOW(topParent->m_widget) ); | |
507 | } | |
508 | ||
509 | if (style & wxFRAME_NO_TASKBAR) | |
510 | { | |
511 | gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE); | |
512 | } | |
513 | ||
514 | if (style & wxSTAY_ON_TOP) | |
515 | { | |
516 | gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE); | |
517 | } | |
518 | ||
519 | #if 0 | |
520 | if (!name.empty()) | |
521 | gtk_window_set_role( GTK_WINDOW(m_widget), wxGTK_CONV( name ) ); | |
522 | #endif | |
523 | ||
524 | gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) ); | |
525 | GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); | |
526 | ||
527 | g_signal_connect (m_widget, "delete_event", | |
528 | G_CALLBACK (gtk_frame_delete_callback), this); | |
529 | ||
530 | // m_mainWidget is a GtkVBox, holding the bars and client area (m_wxwindow) | |
531 | m_mainWidget = gtk_vbox_new(false, 0); | |
532 | gtk_widget_show( m_mainWidget ); | |
533 | GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS ); | |
534 | gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget ); | |
535 | ||
536 | // m_wxwindow is the client area | |
537 | m_wxwindow = wxPizza::New(); | |
538 | gtk_widget_show( m_wxwindow ); | |
539 | gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow ); | |
540 | ||
541 | // we donm't allow the frame to get the focus as otherwise | |
542 | // the frame will grab it at arbitrary focus changes | |
543 | GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS ); | |
544 | ||
545 | if (m_parent) m_parent->AddChild( this ); | |
546 | ||
547 | g_signal_connect(m_wxwindow, "size_allocate", | |
548 | G_CALLBACK(size_allocate), this); | |
549 | ||
550 | g_signal_connect (m_widget, "size_request", | |
551 | G_CALLBACK (wxgtk_tlw_size_request_callback), this); | |
552 | PostCreation(); | |
553 | ||
554 | if ((m_x != -1) || (m_y != -1)) | |
555 | gtk_widget_set_uposition( m_widget, m_x, m_y ); | |
556 | ||
557 | // we cannot set MWM hints and icons before the widget has | |
558 | // been realized, so we do this directly after realization | |
559 | g_signal_connect (m_widget, "realize", | |
560 | G_CALLBACK (gtk_frame_realized_callback), this); | |
561 | ||
562 | // map and unmap for iconized state | |
563 | g_signal_connect (m_widget, "map_event", | |
564 | G_CALLBACK (gtk_frame_map_callback), this); | |
565 | g_signal_connect (m_widget, "unmap_event", | |
566 | G_CALLBACK (gtk_frame_unmap_callback), this); | |
567 | ||
568 | // for wxMoveEvent | |
569 | g_signal_connect (m_widget, "configure_event", | |
570 | G_CALLBACK (gtk_frame_configure_callback), this); | |
571 | ||
572 | // activation | |
573 | g_signal_connect_after (m_widget, "focus_in_event", | |
574 | G_CALLBACK (gtk_frame_focus_in_callback), this); | |
575 | g_signal_connect_after (m_widget, "focus_out_event", | |
576 | G_CALLBACK (gtk_frame_focus_out_callback), this); | |
577 | ||
578 | gtk_widget_add_events(m_widget, GDK_PROPERTY_CHANGE_MASK); | |
579 | g_signal_connect(m_widget, "property_notify_event", | |
580 | G_CALLBACK(property_notify_event), this); | |
581 | ||
582 | // decorations | |
583 | if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER)) | |
584 | { | |
585 | m_gdkDecor = 0; | |
586 | m_gdkFunc = 0; | |
587 | } | |
588 | else | |
589 | { | |
590 | m_gdkDecor = GDK_DECOR_BORDER; | |
591 | m_gdkFunc = GDK_FUNC_MOVE; | |
592 | ||
593 | // All this is for Motif Window Manager "hints" and is supposed to be | |
594 | // recognized by other WMs as well. | |
595 | if ((style & wxCAPTION) != 0) | |
596 | { | |
597 | m_gdkDecor |= GDK_DECOR_TITLE; | |
598 | } | |
599 | if ((style & wxCLOSE_BOX) != 0) | |
600 | { | |
601 | m_gdkFunc |= GDK_FUNC_CLOSE; | |
602 | } | |
603 | if ((style & wxSYSTEM_MENU) != 0) | |
604 | { | |
605 | m_gdkDecor |= GDK_DECOR_MENU; | |
606 | } | |
607 | if ((style & wxMINIMIZE_BOX) != 0) | |
608 | { | |
609 | m_gdkFunc |= GDK_FUNC_MINIMIZE; | |
610 | m_gdkDecor |= GDK_DECOR_MINIMIZE; | |
611 | } | |
612 | if ((style & wxMAXIMIZE_BOX) != 0) | |
613 | { | |
614 | m_gdkFunc |= GDK_FUNC_MAXIMIZE; | |
615 | m_gdkDecor |= GDK_DECOR_MAXIMIZE; | |
616 | } | |
617 | if ((style & wxRESIZE_BORDER) != 0) | |
618 | { | |
619 | m_gdkFunc |= GDK_FUNC_RESIZE; | |
620 | m_gdkDecor |= GDK_DECOR_RESIZEH; | |
621 | } | |
622 | } | |
623 | ||
624 | gtk_window_set_default_size(GTK_WINDOW(m_widget), m_width, m_height); | |
625 | ||
626 | return true; | |
627 | } | |
628 | ||
629 | wxTopLevelWindowGTK::~wxTopLevelWindowGTK() | |
630 | { | |
631 | #if wxUSE_LIBHILDON | |
632 | // it can also be a (standard) dialog | |
633 | if ( HILDON_IS_WINDOW(m_widget) ) | |
634 | { | |
635 | hildon_program_remove_window(wxTheApp->GetHildonProgram(), | |
636 | HILDON_WINDOW(m_widget)); | |
637 | } | |
638 | #endif // wxUSE_LIBHILDON | |
639 | ||
640 | if (m_grabbed) | |
641 | { | |
642 | wxFAIL_MSG(_T("Window still grabbed")); | |
643 | RemoveGrab(); | |
644 | } | |
645 | ||
646 | m_isBeingDeleted = true; | |
647 | ||
648 | // it may also be GtkScrolledWindow in the case of an MDI child | |
649 | if (GTK_IS_WINDOW(m_widget)) | |
650 | { | |
651 | gtk_window_set_focus( GTK_WINDOW(m_widget), NULL ); | |
652 | } | |
653 | ||
654 | if (g_activeFrame == this) | |
655 | g_activeFrame = NULL; | |
656 | if (g_lastActiveFrame == this) | |
657 | g_lastActiveFrame = NULL; | |
658 | } | |
659 | ||
660 | bool wxTopLevelWindowGTK::EnableCloseButton( bool enable ) | |
661 | { | |
662 | if (enable) | |
663 | m_gdkFunc |= GDK_FUNC_CLOSE; | |
664 | else | |
665 | m_gdkFunc &= ~GDK_FUNC_CLOSE; | |
666 | ||
667 | if (GTK_WIDGET_REALIZED(m_widget) && (m_widget->window)) | |
668 | gdk_window_set_functions( m_widget->window, (GdkWMFunction)m_gdkFunc ); | |
669 | ||
670 | return true; | |
671 | } | |
672 | ||
673 | bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long) | |
674 | { | |
675 | if (show == m_fsIsShowing) | |
676 | return false; // return what? | |
677 | ||
678 | m_fsIsShowing = show; | |
679 | ||
680 | wxX11FullScreenMethod method = | |
681 | wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(), | |
682 | (WXWindow)GDK_ROOT_WINDOW()); | |
683 | ||
684 | // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions | |
685 | // to switch to fullscreen, which is not always available. We must | |
686 | // check if WM supports the spec and use legacy methods if it | |
687 | // doesn't. | |
688 | if ( method == wxX11_FS_WMSPEC ) | |
689 | { | |
690 | if (show) | |
691 | gtk_window_fullscreen( GTK_WINDOW( m_widget ) ); | |
692 | else | |
693 | gtk_window_unfullscreen( GTK_WINDOW( m_widget ) ); | |
694 | } | |
695 | else | |
696 | { | |
697 | GdkWindow *window = m_widget->window; | |
698 | ||
699 | if (show) | |
700 | { | |
701 | GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y ); | |
702 | GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height ); | |
703 | ||
704 | int screen_width,screen_height; | |
705 | wxDisplaySize( &screen_width, &screen_height ); | |
706 | ||
707 | gint client_x, client_y, root_x, root_y; | |
708 | gint width, height; | |
709 | ||
710 | m_fsSaveGdkFunc = m_gdkFunc; | |
711 | m_fsSaveGdkDecor = m_gdkDecor; | |
712 | m_gdkFunc = m_gdkDecor = 0; | |
713 | gdk_window_set_decorations(window, (GdkWMDecoration)0); | |
714 | gdk_window_set_functions(window, (GdkWMFunction)0); | |
715 | ||
716 | gdk_window_get_origin (m_widget->window, &root_x, &root_y); | |
717 | gdk_window_get_geometry (m_widget->window, &client_x, &client_y, | |
718 | &width, &height, NULL); | |
719 | ||
720 | gdk_window_move_resize (m_widget->window, -client_x, -client_y, | |
721 | screen_width + 1, screen_height + 1); | |
722 | ||
723 | wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(), | |
724 | (WXWindow)GDK_ROOT_WINDOW(), | |
725 | (WXWindow)GDK_WINDOW_XWINDOW(window), | |
726 | show, &m_fsSaveFrame, method); | |
727 | } | |
728 | else // hide | |
729 | { | |
730 | m_gdkFunc = m_fsSaveGdkFunc; | |
731 | m_gdkDecor = m_fsSaveGdkDecor; | |
732 | gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor); | |
733 | gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc); | |
734 | ||
735 | wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(), | |
736 | (WXWindow)GDK_ROOT_WINDOW(), | |
737 | (WXWindow)GDK_WINDOW_XWINDOW(window), | |
738 | show, &m_fsSaveFrame, method); | |
739 | ||
740 | SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y, | |
741 | m_fsSaveFrame.width, m_fsSaveFrame.height); | |
742 | } | |
743 | } | |
744 | ||
745 | // documented behaviour is to show the window if it's still hidden when | |
746 | // showing it full screen | |
747 | if (show) | |
748 | Show(); | |
749 | ||
750 | return true; | |
751 | } | |
752 | ||
753 | // ---------------------------------------------------------------------------- | |
754 | // overridden wxWindow methods | |
755 | // ---------------------------------------------------------------------------- | |
756 | ||
757 | bool wxTopLevelWindowGTK::Show( bool show ) | |
758 | { | |
759 | wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); | |
760 | ||
761 | bool deferShow = show && m_deferShow; | |
762 | if (deferShow) | |
763 | { | |
764 | m_deferShow = | |
765 | deferShow = !GTK_WIDGET_REALIZED(m_widget) && | |
766 | gdk_x11_screen_supports_net_wm_hint( | |
767 | gtk_widget_get_screen(m_widget), | |
768 | gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) && | |
769 | g_signal_handler_find(m_widget, | |
770 | GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA), | |
771 | g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET), | |
772 | 0, NULL, NULL, this); | |
773 | } | |
774 | if (deferShow) | |
775 | { | |
776 | // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer | |
777 | // calling gtk_widget_show() until _NET_FRAME_EXTENTS property | |
778 | // notification is received, so correct frame extents are known. | |
779 | // This allows resizing m_widget to keep the overall size in sync with | |
780 | // what wxWidgets expects it to be without an obvious change in the | |
781 | // window size immediately after it becomes visible. | |
782 | ||
783 | // Realize m_widget, so m_widget->window can be used. Realizing normally | |
784 | // causes the widget tree to be size_allocated, which generates size | |
785 | // events in the wrong order. However, the size_allocates will not be | |
786 | // done if the allocation is not the default (1,1). | |
787 | const int alloc_width = m_widget->allocation.width; | |
788 | if (alloc_width == 1) | |
789 | m_widget->allocation.width = 2; | |
790 | gtk_widget_realize(m_widget); | |
791 | if (alloc_width == 1) | |
792 | m_widget->allocation.width = 1; | |
793 | ||
794 | // send _NET_REQUEST_FRAME_EXTENTS | |
795 | XClientMessageEvent xevent; | |
796 | memset(&xevent, 0, sizeof(xevent)); | |
797 | xevent.type = ClientMessage; | |
798 | xevent.window = gdk_x11_drawable_get_xid(m_widget->window); | |
799 | xevent.message_type = gdk_x11_atom_to_xatom_for_display( | |
800 | gdk_drawable_get_display(m_widget->window), | |
801 | gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)); | |
802 | xevent.format = 32; | |
803 | Display* display = gdk_x11_drawable_get_xdisplay(m_widget->window); | |
804 | XSendEvent(display, DefaultRootWindow(display), false, | |
805 | SubstructureNotifyMask | SubstructureRedirectMask, | |
806 | (XEvent*)&xevent); | |
807 | ||
808 | // defer calling gtk_widget_show() | |
809 | m_isShown = true; | |
810 | return true; | |
811 | } | |
812 | ||
813 | if (show && !GTK_WIDGET_REALIZED(m_widget)) | |
814 | { | |
815 | // size_allocate signals occur in reverse order (bottom to top). | |
816 | // Things work better if the initial wxSizeEvents are sent (from the | |
817 | // top down), before the initial size_allocate signals occur. | |
818 | wxSizeEvent event(GetSize(), GetId()); | |
819 | event.SetEventObject(this); | |
820 | HandleWindowEvent(event); | |
821 | } | |
822 | ||
823 | bool change = wxTopLevelWindowBase::Show(show); | |
824 | ||
825 | if (change && !show) | |
826 | { | |
827 | // make sure window has a non-default position, so when it is shown | |
828 | // again, it won't be repositioned by WM as if it were a new window | |
829 | // Note that this must be done _after_ the window is hidden. | |
830 | gtk_window_move((GtkWindow*)m_widget, m_x, m_y); | |
831 | } | |
832 | ||
833 | return change; | |
834 | } | |
835 | ||
836 | void wxTopLevelWindowGTK::Raise() | |
837 | { | |
838 | gtk_window_present( GTK_WINDOW( m_widget ) ); | |
839 | } | |
840 | ||
841 | void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) ) | |
842 | { | |
843 | wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") ); | |
844 | } | |
845 | ||
846 | // ---------------------------------------------------------------------------- | |
847 | // window geometry | |
848 | // ---------------------------------------------------------------------------- | |
849 | ||
850 | void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const | |
851 | { | |
852 | wxSize size(m_width, m_height); | |
853 | size -= m_decorSize; | |
854 | if (size.x < 0) size.x = 0; | |
855 | if (size.y < 0) size.y = 0; | |
856 | if (width) *width = size.x; | |
857 | if (height) *height = size.y; | |
858 | } | |
859 | ||
860 | void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags ) | |
861 | { | |
862 | wxCHECK_RET( m_widget, wxT("invalid frame") ); | |
863 | ||
864 | // deal with the position first | |
865 | int old_x = m_x; | |
866 | int old_y = m_y; | |
867 | ||
868 | if ( !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) ) | |
869 | { | |
870 | // -1 means "use existing" unless the flag above is specified | |
871 | if ( x != -1 ) | |
872 | m_x = x; | |
873 | if ( y != -1 ) | |
874 | m_y = y; | |
875 | } | |
876 | else // wxSIZE_ALLOW_MINUS_ONE | |
877 | { | |
878 | m_x = x; | |
879 | m_y = y; | |
880 | } | |
881 | ||
882 | if ( m_x != old_x || m_y != old_y ) | |
883 | { | |
884 | gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y ); | |
885 | } | |
886 | ||
887 | const wxSize oldSize(m_width, m_height); | |
888 | if (width >= 0) | |
889 | m_width = width; | |
890 | if (height >= 0) | |
891 | m_height = height; | |
892 | ConstrainSize(); | |
893 | if (m_width != oldSize.x || m_height != oldSize.y) | |
894 | { | |
895 | int w, h; | |
896 | GTKDoGetSize(&w, &h); | |
897 | gtk_window_resize(GTK_WINDOW(m_widget), w, h); | |
898 | ||
899 | GetClientSize(&m_oldClientWidth, &m_oldClientHeight); | |
900 | wxSizeEvent event(GetSize(), GetId()); | |
901 | event.SetEventObject(this); | |
902 | HandleWindowEvent(event); | |
903 | } | |
904 | } | |
905 | ||
906 | void wxTopLevelWindowGTK::DoSetClientSize(int width, int height) | |
907 | { | |
908 | if (m_deferShow && !m_isShown) | |
909 | // Since client size is being explicitly set, don't change it later | |
910 | m_deferShow = false; | |
911 | wxTopLevelWindowBase::DoSetClientSize(width, height); | |
912 | } | |
913 | ||
914 | void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const | |
915 | { | |
916 | wxASSERT_MSG(m_widget, wxT("invalid frame")); | |
917 | ||
918 | if ( IsIconized() ) | |
919 | { | |
920 | // for consistency with wxMSW, client area is supposed to be empty for | |
921 | // the iconized windows | |
922 | if ( width ) | |
923 | *width = 0; | |
924 | if ( height ) | |
925 | *height = 0; | |
926 | } | |
927 | else | |
928 | { | |
929 | GTKDoGetSize(width, height); | |
930 | } | |
931 | } | |
932 | ||
933 | void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH, | |
934 | int maxW, int maxH, | |
935 | int incW, int incH ) | |
936 | { | |
937 | wxTopLevelWindowBase::DoSetSizeHints( minW, minH, maxW, maxH, incW, incH ); | |
938 | ||
939 | const wxSize minSize = GetMinSize(); | |
940 | const wxSize maxSize = GetMaxSize(); | |
941 | GdkGeometry hints; | |
942 | int hints_mask = 0; | |
943 | if (minSize.x > 0 || minSize.y > 0) | |
944 | { | |
945 | hints_mask |= GDK_HINT_MIN_SIZE; | |
946 | hints.min_width = minSize.x - m_decorSize.x; | |
947 | if (hints.min_width < 0) | |
948 | hints.min_width = 0; | |
949 | hints.min_height = minSize.y - m_decorSize.y; | |
950 | if (hints.min_height < 0) | |
951 | hints.min_height = 0; | |
952 | } | |
953 | if (maxSize.x > 0 || maxSize.y > 0) | |
954 | { | |
955 | hints_mask |= GDK_HINT_MAX_SIZE; | |
956 | hints.max_width = maxSize.x - m_decorSize.x; | |
957 | if (hints.max_width < 0) | |
958 | hints.max_width = INT_MAX; | |
959 | hints.max_height = maxSize.y - m_decorSize.y; | |
960 | if (hints.max_height < 0) | |
961 | hints.max_height = INT_MAX; | |
962 | } | |
963 | if (incW > 0 || incH > 0) | |
964 | { | |
965 | hints_mask |= GDK_HINT_RESIZE_INC; | |
966 | hints.width_inc = incW > 0 ? incW : 1; | |
967 | hints.height_inc = incH > 0 ? incH : 1; | |
968 | } | |
969 | gtk_window_set_geometry_hints( | |
970 | (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask); | |
971 | } | |
972 | ||
973 | void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize) | |
974 | { | |
975 | if (m_decorSize != decorSize) | |
976 | { | |
977 | const wxSize diff = decorSize - m_decorSize; | |
978 | m_decorSize = decorSize; | |
979 | bool resized = false; | |
980 | if (m_deferShow) | |
981 | { | |
982 | // keep overall size unchanged by shrinking m_widget | |
983 | int w, h; | |
984 | GTKDoGetSize(&w, &h); | |
985 | // but not if size would be less than minimum, it won't take effect | |
986 | const wxSize minSize = GetMinSize(); | |
987 | if (w >= minSize.x && h >= minSize.y) | |
988 | { | |
989 | gtk_window_resize(GTK_WINDOW(m_widget), w, h); | |
990 | resized = true; | |
991 | } | |
992 | } | |
993 | if (!resized) | |
994 | { | |
995 | // adjust overall size to match change in frame extents | |
996 | m_width += diff.x; | |
997 | m_height += diff.y; | |
998 | if (m_width < 0) m_width = 0; | |
999 | if (m_height < 0) m_height = 0; | |
1000 | m_oldClientWidth = 0; | |
1001 | gtk_widget_queue_resize(m_wxwindow); | |
1002 | } | |
1003 | } | |
1004 | if (m_deferShow) | |
1005 | { | |
1006 | // gtk_widget_show() was deferred, do it now | |
1007 | m_deferShow = false; | |
1008 | GetClientSize(&m_oldClientWidth, &m_oldClientHeight); | |
1009 | wxSizeEvent sizeEvent(GetSize(), GetId()); | |
1010 | sizeEvent.SetEventObject(this); | |
1011 | HandleWindowEvent(sizeEvent); | |
1012 | ||
1013 | gtk_widget_show(m_widget); | |
1014 | ||
1015 | wxShowEvent showEvent(GetId(), true); | |
1016 | showEvent.SetEventObject(this); | |
1017 | HandleWindowEvent(showEvent); | |
1018 | } | |
1019 | } | |
1020 | ||
1021 | void wxTopLevelWindowGTK::OnInternalIdle() | |
1022 | { | |
1023 | wxWindow::OnInternalIdle(); | |
1024 | ||
1025 | // Synthetize activate events. | |
1026 | if ( g_sendActivateEvent != -1 ) | |
1027 | { | |
1028 | bool activate = g_sendActivateEvent != 0; | |
1029 | ||
1030 | // if (!activate) wxPrintf( wxT("de") ); | |
1031 | // wxPrintf( wxT("activate\n") ); | |
1032 | ||
1033 | // do it only once | |
1034 | g_sendActivateEvent = -1; | |
1035 | ||
1036 | wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame); | |
1037 | } | |
1038 | } | |
1039 | ||
1040 | // ---------------------------------------------------------------------------- | |
1041 | // frame title/icon | |
1042 | // ---------------------------------------------------------------------------- | |
1043 | ||
1044 | void wxTopLevelWindowGTK::SetTitle( const wxString &title ) | |
1045 | { | |
1046 | wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); | |
1047 | ||
1048 | if ( title == m_title ) | |
1049 | return; | |
1050 | ||
1051 | m_title = title; | |
1052 | ||
1053 | gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) ); | |
1054 | } | |
1055 | ||
1056 | void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons ) | |
1057 | { | |
1058 | wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); | |
1059 | ||
1060 | wxTopLevelWindowBase::SetIcons( icons ); | |
1061 | ||
1062 | GList *list = NULL; | |
1063 | ||
1064 | const size_t numIcons = icons.GetIconCount(); | |
1065 | for ( size_t i = 0; i < numIcons; i++ ) | |
1066 | { | |
1067 | list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf()); | |
1068 | } | |
1069 | ||
1070 | gtk_window_set_icon_list(GTK_WINDOW(m_widget), list); | |
1071 | g_list_free(list); | |
1072 | } | |
1073 | ||
1074 | // ---------------------------------------------------------------------------- | |
1075 | // frame state: maximized/iconized/normal | |
1076 | // ---------------------------------------------------------------------------- | |
1077 | ||
1078 | void wxTopLevelWindowGTK::Maximize(bool maximize) | |
1079 | { | |
1080 | if (maximize) | |
1081 | gtk_window_maximize( GTK_WINDOW( m_widget ) ); | |
1082 | else | |
1083 | gtk_window_unmaximize( GTK_WINDOW( m_widget ) ); | |
1084 | } | |
1085 | ||
1086 | bool wxTopLevelWindowGTK::IsMaximized() const | |
1087 | { | |
1088 | if(!m_widget->window) | |
1089 | return false; | |
1090 | ||
1091 | return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED; | |
1092 | } | |
1093 | ||
1094 | void wxTopLevelWindowGTK::Restore() | |
1095 | { | |
1096 | // "Present" seems similar enough to "restore" | |
1097 | gtk_window_present( GTK_WINDOW( m_widget ) ); | |
1098 | } | |
1099 | ||
1100 | void wxTopLevelWindowGTK::Iconize( bool iconize ) | |
1101 | { | |
1102 | if (iconize) | |
1103 | gtk_window_iconify( GTK_WINDOW( m_widget ) ); | |
1104 | else | |
1105 | gtk_window_deiconify( GTK_WINDOW( m_widget ) ); | |
1106 | } | |
1107 | ||
1108 | bool wxTopLevelWindowGTK::IsIconized() const | |
1109 | { | |
1110 | return m_isIconized; | |
1111 | } | |
1112 | ||
1113 | void wxTopLevelWindowGTK::SetIconizeState(bool iconize) | |
1114 | { | |
1115 | if ( iconize != m_isIconized ) | |
1116 | { | |
1117 | m_isIconized = iconize; | |
1118 | (void)SendIconizeEvent(iconize); | |
1119 | } | |
1120 | } | |
1121 | ||
1122 | void wxTopLevelWindowGTK::AddGrab() | |
1123 | { | |
1124 | if (!m_grabbed) | |
1125 | { | |
1126 | m_grabbed = true; | |
1127 | gtk_grab_add( m_widget ); | |
1128 | wxGUIEventLoop().Run(); | |
1129 | gtk_grab_remove( m_widget ); | |
1130 | } | |
1131 | } | |
1132 | ||
1133 | void wxTopLevelWindowGTK::RemoveGrab() | |
1134 | { | |
1135 | if (m_grabbed) | |
1136 | { | |
1137 | gtk_main_quit(); | |
1138 | m_grabbed = false; | |
1139 | } | |
1140 | } | |
1141 | ||
1142 | ||
1143 | // helper | |
1144 | static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region) | |
1145 | { | |
1146 | if (window) | |
1147 | { | |
1148 | if (region.IsEmpty()) | |
1149 | { | |
1150 | gdk_window_shape_combine_mask(window, NULL, 0, 0); | |
1151 | } | |
1152 | else | |
1153 | { | |
1154 | gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0); | |
1155 | return true; | |
1156 | } | |
1157 | } | |
1158 | return false; | |
1159 | } | |
1160 | ||
1161 | ||
1162 | bool wxTopLevelWindowGTK::SetShape(const wxRegion& region) | |
1163 | { | |
1164 | wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false, | |
1165 | _T("Shaped windows must be created with the wxFRAME_SHAPED style.")); | |
1166 | ||
1167 | GdkWindow *window = NULL; | |
1168 | if (m_wxwindow) | |
1169 | { | |
1170 | do_shape_combine_region(m_wxwindow->window, region); | |
1171 | } | |
1172 | window = m_widget->window; | |
1173 | return do_shape_combine_region(window, region); | |
1174 | } | |
1175 | ||
1176 | bool wxTopLevelWindowGTK::IsActive() | |
1177 | { | |
1178 | return (this == (wxTopLevelWindowGTK*)g_activeFrame); | |
1179 | } | |
1180 | ||
1181 | void wxTopLevelWindowGTK::RequestUserAttention(int flags) | |
1182 | { | |
1183 | bool new_hint_value = false; | |
1184 | ||
1185 | // FIXME: This is a workaround to focus handling problem | |
1186 | // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle hasn't | |
1187 | // yet been processed, and the internal focus system is not up to date yet. | |
1188 | // wxYieldIfNeeded ensures the processing of it, but can have unwanted side effects - MR | |
1189 | ::wxYieldIfNeeded(); | |
1190 | ||
1191 | if(m_urgency_hint >= 0) | |
1192 | g_source_remove(m_urgency_hint); | |
1193 | ||
1194 | m_urgency_hint = -2; | |
1195 | ||
1196 | if( GTK_WIDGET_REALIZED(m_widget) && !IsActive() ) | |
1197 | { | |
1198 | new_hint_value = true; | |
1199 | ||
1200 | if (flags & wxUSER_ATTENTION_INFO) | |
1201 | { | |
1202 | m_urgency_hint = g_timeout_add(5000, (GSourceFunc)gtk_frame_urgency_timer_callback, this); | |
1203 | } else { | |
1204 | m_urgency_hint = -1; | |
1205 | } | |
1206 | } | |
1207 | ||
1208 | #if GTK_CHECK_VERSION(2,7,0) | |
1209 | if(!gtk_check_version(2,7,0)) | |
1210 | gtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value); | |
1211 | else | |
1212 | #endif | |
1213 | wxgtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value); | |
1214 | } | |
1215 | ||
1216 | void wxTopLevelWindowGTK::SetWindowStyleFlag( long style ) | |
1217 | { | |
1218 | // Store which styles were changed | |
1219 | long styleChanges = style ^ m_windowStyle; | |
1220 | ||
1221 | // Process wxWindow styles. This also updates the internal variable | |
1222 | // Therefore m_windowStyle bits carry now the _new_ style values | |
1223 | wxWindow::SetWindowStyleFlag(style); | |
1224 | ||
1225 | // just return for now if widget does not exist yet | |
1226 | if (!m_widget) | |
1227 | return; | |
1228 | ||
1229 | if ( styleChanges & wxSTAY_ON_TOP ) | |
1230 | { | |
1231 | gtk_window_set_keep_above(GTK_WINDOW(m_widget), | |
1232 | m_windowStyle & wxSTAY_ON_TOP); | |
1233 | } | |
1234 | ||
1235 | if ( styleChanges & wxFRAME_NO_TASKBAR ) | |
1236 | { | |
1237 | gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), | |
1238 | m_windowStyle & wxFRAME_NO_TASKBAR); | |
1239 | } | |
1240 | } | |
1241 | ||
1242 | /* Get the X Window between child and the root window. | |
1243 | This should usually be the WM managed XID */ | |
1244 | static Window wxGetTopmostWindowX11(Display *dpy, Window child) | |
1245 | { | |
1246 | Window root, parent; | |
1247 | Window* children; | |
1248 | unsigned int nchildren; | |
1249 | ||
1250 | XQueryTree(dpy, child, &root, &parent, &children, &nchildren); | |
1251 | XFree(children); | |
1252 | ||
1253 | while (parent != root) { | |
1254 | child = parent; | |
1255 | XQueryTree(dpy, child, &root, &parent, &children, &nchildren); | |
1256 | XFree(children); | |
1257 | } | |
1258 | ||
1259 | return child; | |
1260 | } | |
1261 | ||
1262 | bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha) | |
1263 | { | |
1264 | if (!m_widget || !m_widget->window) | |
1265 | return false; | |
1266 | ||
1267 | Display* dpy = GDK_WINDOW_XDISPLAY (m_widget->window); | |
1268 | // We need to get the X Window that has the root window as the immediate parent | |
1269 | // and m_widget->window as a child. This should be the X Window that the WM manages and | |
1270 | // from which the opacity property is checked from. | |
1271 | Window win = wxGetTopmostWindowX11(dpy, GDK_WINDOW_XID (m_widget->window)); | |
1272 | ||
1273 | ||
1274 | // Using pure Xlib to not have a GTK version check mess due to gtk2.0 not having GdkDisplay | |
1275 | if (alpha == 0xff) | |
1276 | XDeleteProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False)); | |
1277 | else | |
1278 | { | |
1279 | long opacity = alpha * 0x1010101L; | |
1280 | XChangeProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False), | |
1281 | XA_CARDINAL, 32, PropModeReplace, | |
1282 | (unsigned char *) &opacity, 1L); | |
1283 | } | |
1284 | XSync(dpy, False); | |
1285 | return true; | |
1286 | } | |
1287 | ||
1288 | bool wxTopLevelWindowGTK::CanSetTransparent() | |
1289 | { | |
1290 | // allow to override automatic detection as it's far from perfect | |
1291 | static const wxChar *SYSOPT_TRANSPARENT = wxT("gtk.tlw.can-set-transparent"); | |
1292 | if ( wxSystemOptions::HasOption(SYSOPT_TRANSPARENT) ) | |
1293 | { | |
1294 | return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0; | |
1295 | } | |
1296 | ||
1297 | #if GTK_CHECK_VERSION(2,10,0) | |
1298 | if (!gtk_check_version(2,10,0)) | |
1299 | { | |
1300 | return (gtk_widget_is_composited (m_widget)); | |
1301 | } | |
1302 | else | |
1303 | #endif // In case of lower versions than gtk+-2.10.0 we could look for _NET_WM_CM_Sn ourselves | |
1304 | { | |
1305 | return false; | |
1306 | } | |
1307 | ||
1308 | #if 0 // Don't be optimistic here for the sake of wxAUI | |
1309 | int opcode, event, error; | |
1310 | // Check for the existence of a RGBA visual instead? | |
1311 | return XQueryExtension(gdk_x11_get_default_xdisplay (), | |
1312 | "Composite", &opcode, &event, &error); | |
1313 | #endif | |
1314 | } | |
1315 | ||
1316 | void wxTopLevelWindowGTK::OnSysColourChanged(wxSysColourChangedEvent& event) | |
1317 | { | |
1318 | // We don't know the order in which top-level windows will | |
1319 | // be notified, so we need to clear the system objects | |
1320 | // for each top-level window. | |
1321 | extern void wxClearGtkSystemObjects(); | |
1322 | wxClearGtkSystemObjects(); | |
1323 | ||
1324 | // wxWindowBase::OnSysColourChanged will propagate event | |
1325 | // to children | |
1326 | event.Skip(); | |
1327 | } |