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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: motif/toplevel.cpp | |
3 | // Purpose: wxTopLevelWindow Motif implementation | |
4 | // Author: Mattia Barbon | |
5 | // Modified by: | |
6 | // Created: 12/10/2002 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Mattia Barbon | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | #if defined(__GNUG__) && !defined(__APPLE__) | |
21 | #pragma implementation "toplevel.h" | |
22 | #endif | |
23 | ||
24 | #include "wx/toplevel.h" | |
25 | #include "wx/app.h" | |
26 | ||
27 | #ifdef __VMS__ | |
e004299a JJ |
28 | #define XtDisplay XTDISPLAY |
29 | #define XtParent XTPARENT | |
30 | #define XtScreen XTSCREEN | |
31 | #define XtWindow XTWINDOW | |
32 | #pragma message disable nosimpint | |
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33 | #endif |
34 | ||
35 | #include <Xm/Xm.h> | |
36 | #include <X11/Shell.h> | |
37 | #include <X11/Core.h> | |
38 | #if XmVersion >= 1002 | |
39 | #include <Xm/XmAll.h> | |
40 | #else | |
41 | #include <Xm/Frame.h> | |
42 | #endif | |
43 | ||
44 | #ifdef __VMS__ | |
45 | #pragma message enable nosimpint | |
46 | #endif | |
47 | ||
48 | #include "wx/motif/private.h" | |
49 | ||
50 | wxList wxModelessWindows; // Frames and modeless dialogs | |
51 | ||
52 | // --------------------------------------------------------------------------- | |
53 | // Callbacks | |
54 | // --------------------------------------------------------------------------- | |
55 | ||
56 | static void wxCloseTLWCallback( Widget widget, XtPointer client_data, | |
57 | XmAnyCallbackStruct *cbs ); | |
58 | static void wxTLWEventHandler( Widget wid, | |
59 | XtPointer client_data, | |
60 | XEvent* event, | |
61 | Boolean *continueToDispatch ); | |
62 | ||
63 | // =========================================================================== | |
64 | // wxTopLevelWindowMotif implementation | |
65 | // =========================================================================== | |
66 | ||
2187eef5 | 67 | void wxTopLevelWindowMotif::PreDestroy() |
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68 | { |
69 | wxTopLevelWindows.DeleteObject(this); | |
70 | ||
71 | if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL ) | |
72 | wxModelessWindows.DeleteObject(this); | |
73 | ||
74 | m_icons.m_icons.Empty(); | |
75 | ||
76 | DestroyChildren(); | |
77 | ||
78 | // MessageDialog and FileDialog do not have a client widget | |
79 | if( GetClientWidget() ) | |
80 | { | |
81 | XtRemoveEventHandler( (Widget)GetClientWidget(), | |
82 | ButtonPressMask | ButtonReleaseMask | | |
83 | PointerMotionMask | KeyPressMask, | |
84 | FALSE, | |
85 | wxTLWEventHandler, | |
86 | (XtPointer)this ); | |
87 | } | |
2187eef5 | 88 | } |
0de6dfa7 | 89 | |
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90 | wxTopLevelWindowMotif::~wxTopLevelWindowMotif() |
91 | { | |
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92 | SetMainWidget( (WXWidget)0 ); |
93 | ||
94 | // If this is the last top-level window, exit. | |
1bc822df | 95 | if (wxTheApp && (wxTopLevelWindows.GetCount() == 0)) |
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96 | { |
97 | wxTheApp->SetTopWindow(NULL); | |
98 | ||
99 | if (wxTheApp->GetExitOnFrameDelete()) | |
100 | { | |
101 | wxTheApp->ExitMainLoop(); | |
102 | } | |
103 | } | |
104 | } | |
105 | ||
106 | void wxTopLevelWindowMotif::Init() | |
107 | { | |
108 | m_isShown = FALSE; | |
109 | } | |
110 | ||
111 | bool wxTopLevelWindowMotif::Create( wxWindow *parent, wxWindowID id, | |
112 | const wxString& title, | |
113 | const wxPoint& pos, | |
114 | const wxSize& size, | |
115 | long style, | |
116 | const wxString& name ) | |
117 | { | |
118 | SetName(name); | |
119 | m_windowStyle = style; | |
120 | ||
121 | if ( parent ) | |
122 | parent->AddChild(this); | |
123 | ||
124 | wxTopLevelWindows.Append(this); | |
125 | ||
126 | m_windowId = ( id > -1 ) ? id : NewControlId(); | |
127 | ||
128 | bool retval = DoCreate( parent, id, title, pos, size, style, name ); | |
129 | ||
130 | if( !retval ) return FALSE; | |
131 | ||
132 | // Intercept CLOSE messages from the window manager | |
133 | Widget shell = (Widget)GetShellWidget(); | |
134 | Atom WM_DELETE_WINDOW = XmInternAtom( XtDisplay( shell ), | |
135 | "WM_DELETE_WINDOW", False ); | |
136 | ||
137 | // Remove and add WM_DELETE_WINDOW so ours is only handler | |
138 | // This only appears to be necessary for wxDialog, but does not hurt | |
139 | // for wxFrame | |
140 | XmRemoveWMProtocols( shell, &WM_DELETE_WINDOW, 1 ); | |
141 | XmAddWMProtocols( shell, &WM_DELETE_WINDOW, 1 ); | |
142 | XmActivateWMProtocol( shell, WM_DELETE_WINDOW ); | |
143 | ||
144 | // Modified Steve Hammes for Motif 2.0 | |
145 | #if (XmREVISION > 1 || XmVERSION > 1) | |
146 | XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW, | |
147 | (XtCallbackProc)wxCloseTLWCallback, | |
148 | (XtPointer)this ); | |
149 | #elif XmREVISION == 1 | |
150 | XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW, | |
151 | (XtCallbackProc)wxCloseTLWCallback, | |
152 | (caddr_t)this ); | |
153 | #else | |
154 | XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW, | |
155 | (void (*)())wxCloseTLWCallback, (caddr_t)this ); | |
156 | #endif | |
157 | ||
158 | // This patch come from Torsten Liermann lier@lier1.muc.de | |
159 | if( XmIsMotifWMRunning( shell ) ) | |
160 | { | |
161 | int decor = 0 ; | |
162 | if( m_windowStyle & wxRESIZE_BORDER ) | |
163 | decor |= MWM_DECOR_RESIZEH; | |
164 | if( m_windowStyle & wxSYSTEM_MENU ) | |
165 | decor |= MWM_DECOR_MENU; | |
166 | if( ( m_windowStyle & wxCAPTION ) || | |
167 | ( m_windowStyle & wxTINY_CAPTION_HORIZ ) || | |
168 | ( m_windowStyle & wxTINY_CAPTION_VERT ) ) | |
169 | decor |= MWM_DECOR_TITLE; | |
170 | if( m_windowStyle & wxTHICK_FRAME ) | |
171 | decor |= MWM_DECOR_BORDER; | |
172 | if( m_windowStyle & wxMINIMIZE_BOX ) | |
173 | decor |= MWM_DECOR_MINIMIZE; | |
174 | if( m_windowStyle & wxMAXIMIZE_BOX ) | |
175 | decor |= MWM_DECOR_MAXIMIZE; | |
176 | ||
177 | XtVaSetValues( shell, | |
178 | XmNmwmDecorations, decor, | |
179 | NULL ); | |
180 | } | |
181 | else | |
182 | { | |
183 | // This allows non-Motif window managers to support at least the | |
184 | // no-decorations case. | |
185 | if( ( m_windowStyle & wxCAPTION ) != wxCAPTION ) | |
186 | XtVaSetValues( shell, | |
187 | XmNoverrideRedirect, TRUE, | |
188 | NULL ); | |
189 | } | |
190 | ||
191 | XtAddEventHandler( (Widget)GetClientWidget(), | |
192 | ButtonPressMask | ButtonReleaseMask | | |
193 | PointerMotionMask | KeyPressMask, | |
194 | FALSE, | |
195 | wxTLWEventHandler, | |
196 | (XtPointer)this ); | |
197 | ||
198 | return retval; | |
199 | } | |
200 | ||
201 | void wxTopLevelWindowMotif::Raise() | |
202 | { | |
203 | Widget top = (Widget) GetTopWidget(); | |
204 | Window parent_window = XtWindow( top ), | |
205 | next_parent = XtWindow( top ), | |
206 | root = RootWindowOfScreen( XtScreen( top ) ); | |
207 | // search for the parent that is child of ROOT, because the WM may | |
208 | // reparent twice and notify only the next parent (like FVWM) | |
209 | while( next_parent != root ) | |
210 | { | |
211 | Window *theChildren; | |
212 | unsigned int n; | |
213 | ||
214 | parent_window = next_parent; | |
215 | XQueryTree( XtDisplay( top ), parent_window, &root, | |
216 | &next_parent, &theChildren, &n ); | |
217 | XFree( theChildren ); // not needed | |
218 | } | |
219 | XRaiseWindow( XtDisplay( top ), parent_window ); | |
220 | } | |
221 | ||
222 | void wxTopLevelWindowMotif::Lower() | |
223 | { | |
224 | Widget top = (Widget) GetTopWidget(); | |
225 | Window parent_window = XtWindow( top ), | |
226 | next_parent = XtWindow( top ), | |
227 | root = RootWindowOfScreen( XtScreen( top ) ); | |
228 | // search for the parent that is child of ROOT, because the WM may | |
229 | // reparent twice and notify only the next parent (like FVWM) | |
230 | while( next_parent != root ) | |
231 | { | |
232 | Window *theChildren; | |
233 | unsigned int n; | |
234 | ||
235 | parent_window = next_parent; | |
236 | XQueryTree( XtDisplay( top ), parent_window, &root, | |
237 | &next_parent, &theChildren, &n ); | |
238 | XFree( theChildren ); // not needed | |
239 | } | |
240 | XLowerWindow( XtDisplay( top ), parent_window ); | |
241 | } | |
242 | ||
243 | static inline Widget GetShell( const wxTopLevelWindowMotif* tlw ) | |
244 | { | |
245 | Widget main = (Widget) tlw->GetMainWidget(); | |
246 | if( !main ) return (Widget) NULL; | |
247 | ||
248 | return XtParent( main ); | |
249 | } | |
250 | ||
251 | WXWidget wxTopLevelWindowMotif::GetShellWidget() const | |
252 | { | |
253 | return (WXWidget) GetShell( this ); | |
254 | } | |
255 | ||
256 | bool wxTopLevelWindowMotif::ShowFullScreen( bool show, | |
0ec6fd04 | 257 | long style ) |
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258 | { |
259 | // TODO, see wxGTK | |
260 | return FALSE; | |
261 | } | |
262 | ||
263 | bool wxTopLevelWindowMotif::IsFullScreen() const | |
264 | { | |
265 | // TODO, see wxGTK | |
266 | return FALSE; | |
267 | } | |
268 | ||
269 | void wxTopLevelWindowMotif::Restore() | |
270 | { | |
271 | Widget shell = GetShell( this ); | |
272 | ||
273 | if( shell ) | |
274 | XtVaSetValues( shell, | |
275 | XmNiconic, FALSE, | |
276 | NULL ); | |
277 | } | |
278 | ||
0ec6fd04 | 279 | void wxTopLevelWindowMotif::Iconize( bool iconize ) |
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280 | { |
281 | Widget shell = GetShell( this ); | |
282 | if( !shell ) return; | |
283 | ||
284 | if( !iconize ) | |
285 | Show( TRUE ); | |
286 | ||
287 | XtVaSetValues( shell, | |
288 | XmNiconic, (Boolean)iconize, | |
289 | NULL ); | |
290 | } | |
291 | ||
292 | bool wxTopLevelWindowMotif::IsIconized() const | |
293 | { | |
294 | Widget shell = GetShell( this ); | |
295 | ||
296 | if( !shell ) | |
297 | return FALSE; | |
298 | ||
299 | Boolean iconic; | |
300 | XtVaGetValues( shell, | |
301 | XmNiconic, &iconic, | |
302 | NULL ); | |
303 | ||
304 | return iconic; | |
305 | } | |
306 | ||
0ec6fd04 | 307 | void wxTopLevelWindowMotif::Maximize( bool maximize ) |
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308 | { |
309 | Show( TRUE ); | |
310 | ||
311 | if( maximize ) | |
312 | Restore(); | |
313 | } | |
314 | ||
315 | bool wxTopLevelWindowMotif::IsMaximized() const | |
316 | { | |
317 | return FALSE; | |
318 | } | |
319 | ||
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320 | void wxTopLevelWindowMotif::SetSizeHints( int minW, int minH, |
321 | int maxW, int maxH, | |
322 | int incW, int incH ) | |
323 | { | |
324 | wxTopLevelWindowBase::SetSizeHints( minW, minH, maxW, maxH, incW, incH ); | |
325 | ||
326 | int count = 0; | |
327 | Arg args[6]; | |
328 | ||
329 | if( minW > -1 ) { XtSetArg( args[count], XmNminWidth, minW ); ++count; } | |
330 | if( minH > -1 ) { XtSetArg( args[count], XmNminHeight, minH ); ++count; } | |
331 | if( maxW > -1 ) { XtSetArg( args[count], XmNmaxWidth, maxW ); ++count; } | |
332 | if( maxH > -1 ) { XtSetArg( args[count], XmNmaxHeight, maxH ); ++count; } | |
333 | if( incW > -1 ) { XtSetArg( args[count], XmNwidthInc, incW ); ++count; } | |
334 | if( incH > -1 ) { XtSetArg( args[count], XmNheightInc, incH ); ++count; } | |
335 | ||
336 | XtSetValues( (Widget)GetShellWidget(), args, count ); | |
337 | } | |
338 | ||
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339 | // --------------------------------------------------------------------------- |
340 | // Callback definition | |
341 | // --------------------------------------------------------------------------- | |
342 | ||
343 | // Handle a close event from the window manager | |
344 | static void wxCloseTLWCallback( Widget WXUNUSED(widget), XtPointer client_data, | |
345 | XmAnyCallbackStruct *WXUNUSED(cbs) ) | |
346 | { | |
347 | wxTopLevelWindowMotif* tlw = (wxTopLevelWindowMotif*)client_data; | |
348 | wxCloseEvent closeEvent( wxEVT_CLOSE_WINDOW, tlw->GetId() ); | |
349 | closeEvent.SetEventObject( tlw ); | |
350 | ||
351 | // May delete the dialog (with delayed deletion) | |
352 | tlw->GetEventHandler()->ProcessEvent(closeEvent); | |
353 | } | |
354 | ||
355 | void wxTLWEventHandler( Widget wid, | |
356 | XtPointer WXUNUSED(client_data), | |
357 | XEvent* event, | |
358 | Boolean* continueToDispatch) | |
359 | { | |
360 | wxTopLevelWindowMotif* tlw = | |
361 | (wxTopLevelWindowMotif*)wxGetWindowFromTable( wid ); | |
362 | ||
363 | if( tlw ) | |
364 | { | |
365 | wxMouseEvent wxevent( wxEVT_NULL ); | |
366 | ||
367 | if( wxTranslateMouseEvent( wxevent, tlw, wid, event ) ) | |
368 | { | |
369 | wxevent.SetEventObject( tlw ); | |
370 | wxevent.SetId( tlw->GetId() ); | |
371 | tlw->GetEventHandler()->ProcessEvent( wxevent ); | |
372 | } | |
373 | else | |
374 | { | |
375 | // An attempt to implement OnCharHook by calling OnCharHook first; | |
376 | // if this returns TRUE, set continueToDispatch to False | |
377 | // (don't continue processing). | |
378 | // Otherwise set it to True and call OnChar. | |
379 | wxKeyEvent keyEvent( wxEVT_CHAR ); | |
380 | if( wxTranslateKeyEvent( keyEvent, tlw, wid, event )) | |
381 | { | |
382 | keyEvent.SetEventObject( tlw ); | |
383 | keyEvent.SetId( tlw->GetId() ); | |
384 | keyEvent.SetEventType( wxEVT_CHAR_HOOK ); | |
385 | if( tlw->GetEventHandler()->ProcessEvent( keyEvent ) ) | |
386 | { | |
387 | *continueToDispatch = False; | |
388 | return; | |
389 | } | |
390 | else | |
391 | { | |
392 | // For simplicity, OnKeyDown is the same as OnChar | |
393 | // TODO: filter modifier key presses from OnChar | |
394 | keyEvent.SetEventType( wxEVT_KEY_DOWN ); | |
395 | ||
396 | // Only process OnChar if OnKeyDown didn't swallow it | |
397 | if( !tlw->GetEventHandler()->ProcessEvent( keyEvent ) ) | |
398 | { | |
399 | keyEvent.SetEventType( wxEVT_CHAR ); | |
400 | tlw->GetEventHandler()->ProcessEvent( keyEvent ); | |
401 | } | |
402 | } | |
403 | } | |
404 | } | |
405 | } | |
406 | ||
407 | *continueToDispatch = True; | |
408 | } | |
409 |