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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 | ||
14f355c2 | 20 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
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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() |
0de6dfa7 | 68 | { |
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69 | if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL ) |
70 | wxModelessWindows.DeleteObject(this); | |
71 | ||
72 | m_icons.m_icons.Empty(); | |
73 | ||
74 | DestroyChildren(); | |
75 | ||
76 | // MessageDialog and FileDialog do not have a client widget | |
77 | if( GetClientWidget() ) | |
78 | { | |
79 | XtRemoveEventHandler( (Widget)GetClientWidget(), | |
80 | ButtonPressMask | ButtonReleaseMask | | |
81 | PointerMotionMask | KeyPressMask, | |
82 | FALSE, | |
83 | wxTLWEventHandler, | |
84 | (XtPointer)this ); | |
85 | } | |
2187eef5 | 86 | } |
0de6dfa7 | 87 | |
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88 | wxTopLevelWindowMotif::~wxTopLevelWindowMotif() |
89 | { | |
0de6dfa7 | 90 | SetMainWidget( (WXWidget)0 ); |
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91 | } |
92 | ||
93 | void wxTopLevelWindowMotif::Init() | |
94 | { | |
95 | m_isShown = FALSE; | |
96 | } | |
97 | ||
98 | bool wxTopLevelWindowMotif::Create( wxWindow *parent, wxWindowID id, | |
99 | const wxString& title, | |
100 | const wxPoint& pos, | |
101 | const wxSize& size, | |
102 | long style, | |
103 | const wxString& name ) | |
104 | { | |
105 | SetName(name); | |
106 | m_windowStyle = style; | |
107 | ||
108 | if ( parent ) | |
109 | parent->AddChild(this); | |
110 | ||
111 | wxTopLevelWindows.Append(this); | |
112 | ||
113 | m_windowId = ( id > -1 ) ? id : NewControlId(); | |
114 | ||
115 | bool retval = DoCreate( parent, id, title, pos, size, style, name ); | |
116 | ||
117 | if( !retval ) return FALSE; | |
118 | ||
119 | // Intercept CLOSE messages from the window manager | |
120 | Widget shell = (Widget)GetShellWidget(); | |
121 | Atom WM_DELETE_WINDOW = XmInternAtom( XtDisplay( shell ), | |
122 | "WM_DELETE_WINDOW", False ); | |
123 | ||
124 | // Remove and add WM_DELETE_WINDOW so ours is only handler | |
125 | // This only appears to be necessary for wxDialog, but does not hurt | |
126 | // for wxFrame | |
127 | XmRemoveWMProtocols( shell, &WM_DELETE_WINDOW, 1 ); | |
128 | XmAddWMProtocols( shell, &WM_DELETE_WINDOW, 1 ); | |
129 | XmActivateWMProtocol( shell, WM_DELETE_WINDOW ); | |
130 | ||
131 | // Modified Steve Hammes for Motif 2.0 | |
132 | #if (XmREVISION > 1 || XmVERSION > 1) | |
133 | XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW, | |
134 | (XtCallbackProc)wxCloseTLWCallback, | |
135 | (XtPointer)this ); | |
136 | #elif XmREVISION == 1 | |
137 | XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW, | |
138 | (XtCallbackProc)wxCloseTLWCallback, | |
139 | (caddr_t)this ); | |
140 | #else | |
141 | XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW, | |
142 | (void (*)())wxCloseTLWCallback, (caddr_t)this ); | |
143 | #endif | |
144 | ||
145 | // This patch come from Torsten Liermann lier@lier1.muc.de | |
146 | if( XmIsMotifWMRunning( shell ) ) | |
147 | { | |
148 | int decor = 0 ; | |
149 | if( m_windowStyle & wxRESIZE_BORDER ) | |
150 | decor |= MWM_DECOR_RESIZEH; | |
151 | if( m_windowStyle & wxSYSTEM_MENU ) | |
152 | decor |= MWM_DECOR_MENU; | |
153 | if( ( m_windowStyle & wxCAPTION ) || | |
154 | ( m_windowStyle & wxTINY_CAPTION_HORIZ ) || | |
155 | ( m_windowStyle & wxTINY_CAPTION_VERT ) ) | |
156 | decor |= MWM_DECOR_TITLE; | |
157 | if( m_windowStyle & wxTHICK_FRAME ) | |
158 | decor |= MWM_DECOR_BORDER; | |
159 | if( m_windowStyle & wxMINIMIZE_BOX ) | |
160 | decor |= MWM_DECOR_MINIMIZE; | |
161 | if( m_windowStyle & wxMAXIMIZE_BOX ) | |
162 | decor |= MWM_DECOR_MAXIMIZE; | |
163 | ||
164 | XtVaSetValues( shell, | |
165 | XmNmwmDecorations, decor, | |
166 | NULL ); | |
167 | } | |
168 | else | |
169 | { | |
170 | // This allows non-Motif window managers to support at least the | |
171 | // no-decorations case. | |
172 | if( ( m_windowStyle & wxCAPTION ) != wxCAPTION ) | |
173 | XtVaSetValues( shell, | |
174 | XmNoverrideRedirect, TRUE, | |
175 | NULL ); | |
176 | } | |
177 | ||
178 | XtAddEventHandler( (Widget)GetClientWidget(), | |
179 | ButtonPressMask | ButtonReleaseMask | | |
180 | PointerMotionMask | KeyPressMask, | |
181 | FALSE, | |
182 | wxTLWEventHandler, | |
183 | (XtPointer)this ); | |
184 | ||
185 | return retval; | |
186 | } | |
187 | ||
188 | void wxTopLevelWindowMotif::Raise() | |
189 | { | |
190 | Widget top = (Widget) GetTopWidget(); | |
191 | Window parent_window = XtWindow( top ), | |
192 | next_parent = XtWindow( top ), | |
193 | root = RootWindowOfScreen( XtScreen( top ) ); | |
194 | // search for the parent that is child of ROOT, because the WM may | |
195 | // reparent twice and notify only the next parent (like FVWM) | |
196 | while( next_parent != root ) | |
197 | { | |
198 | Window *theChildren; | |
199 | unsigned int n; | |
200 | ||
201 | parent_window = next_parent; | |
202 | XQueryTree( XtDisplay( top ), parent_window, &root, | |
203 | &next_parent, &theChildren, &n ); | |
204 | XFree( theChildren ); // not needed | |
205 | } | |
206 | XRaiseWindow( XtDisplay( top ), parent_window ); | |
207 | } | |
208 | ||
209 | void wxTopLevelWindowMotif::Lower() | |
210 | { | |
211 | Widget top = (Widget) GetTopWidget(); | |
212 | Window parent_window = XtWindow( top ), | |
213 | next_parent = XtWindow( top ), | |
214 | root = RootWindowOfScreen( XtScreen( top ) ); | |
215 | // search for the parent that is child of ROOT, because the WM may | |
216 | // reparent twice and notify only the next parent (like FVWM) | |
217 | while( next_parent != root ) | |
218 | { | |
219 | Window *theChildren; | |
220 | unsigned int n; | |
221 | ||
222 | parent_window = next_parent; | |
223 | XQueryTree( XtDisplay( top ), parent_window, &root, | |
224 | &next_parent, &theChildren, &n ); | |
225 | XFree( theChildren ); // not needed | |
226 | } | |
227 | XLowerWindow( XtDisplay( top ), parent_window ); | |
228 | } | |
229 | ||
230 | static inline Widget GetShell( const wxTopLevelWindowMotif* tlw ) | |
231 | { | |
232 | Widget main = (Widget) tlw->GetMainWidget(); | |
233 | if( !main ) return (Widget) NULL; | |
234 | ||
235 | return XtParent( main ); | |
236 | } | |
237 | ||
238 | WXWidget wxTopLevelWindowMotif::GetShellWidget() const | |
239 | { | |
240 | return (WXWidget) GetShell( this ); | |
241 | } | |
242 | ||
243 | bool wxTopLevelWindowMotif::ShowFullScreen( bool show, | |
0ec6fd04 | 244 | long style ) |
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245 | { |
246 | // TODO, see wxGTK | |
247 | return FALSE; | |
248 | } | |
249 | ||
250 | bool wxTopLevelWindowMotif::IsFullScreen() const | |
251 | { | |
252 | // TODO, see wxGTK | |
253 | return FALSE; | |
254 | } | |
255 | ||
256 | void wxTopLevelWindowMotif::Restore() | |
257 | { | |
258 | Widget shell = GetShell( this ); | |
259 | ||
260 | if( shell ) | |
261 | XtVaSetValues( shell, | |
262 | XmNiconic, FALSE, | |
263 | NULL ); | |
264 | } | |
265 | ||
0ec6fd04 | 266 | void wxTopLevelWindowMotif::Iconize( bool iconize ) |
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267 | { |
268 | Widget shell = GetShell( this ); | |
269 | if( !shell ) return; | |
270 | ||
271 | if( !iconize ) | |
272 | Show( TRUE ); | |
273 | ||
274 | XtVaSetValues( shell, | |
275 | XmNiconic, (Boolean)iconize, | |
276 | NULL ); | |
277 | } | |
278 | ||
279 | bool wxTopLevelWindowMotif::IsIconized() const | |
280 | { | |
281 | Widget shell = GetShell( this ); | |
282 | ||
283 | if( !shell ) | |
284 | return FALSE; | |
285 | ||
286 | Boolean iconic; | |
287 | XtVaGetValues( shell, | |
288 | XmNiconic, &iconic, | |
289 | NULL ); | |
290 | ||
291 | return iconic; | |
292 | } | |
293 | ||
0ec6fd04 | 294 | void wxTopLevelWindowMotif::Maximize( bool maximize ) |
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295 | { |
296 | Show( TRUE ); | |
297 | ||
298 | if( maximize ) | |
299 | Restore(); | |
300 | } | |
301 | ||
302 | bool wxTopLevelWindowMotif::IsMaximized() const | |
303 | { | |
304 | return FALSE; | |
305 | } | |
306 | ||
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307 | void wxTopLevelWindowMotif::SetSizeHints( int minW, int minH, |
308 | int maxW, int maxH, | |
309 | int incW, int incH ) | |
310 | { | |
311 | wxTopLevelWindowBase::SetSizeHints( minW, minH, maxW, maxH, incW, incH ); | |
312 | ||
313 | int count = 0; | |
314 | Arg args[6]; | |
315 | ||
316 | if( minW > -1 ) { XtSetArg( args[count], XmNminWidth, minW ); ++count; } | |
317 | if( minH > -1 ) { XtSetArg( args[count], XmNminHeight, minH ); ++count; } | |
318 | if( maxW > -1 ) { XtSetArg( args[count], XmNmaxWidth, maxW ); ++count; } | |
319 | if( maxH > -1 ) { XtSetArg( args[count], XmNmaxHeight, maxH ); ++count; } | |
320 | if( incW > -1 ) { XtSetArg( args[count], XmNwidthInc, incW ); ++count; } | |
321 | if( incH > -1 ) { XtSetArg( args[count], XmNheightInc, incH ); ++count; } | |
322 | ||
323 | XtSetValues( (Widget)GetShellWidget(), args, count ); | |
324 | } | |
325 | ||
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326 | bool wxTopLevelWindowMotif::SetShape( const wxRegion& region ) |
327 | { | |
328 | return wxDoSetShape( (Display*)GetXDisplay(), | |
329 | XtWindow( (Widget)GetShellWidget() ), | |
330 | region ); | |
331 | } | |
332 | ||
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333 | // --------------------------------------------------------------------------- |
334 | // Callback definition | |
335 | // --------------------------------------------------------------------------- | |
336 | ||
337 | // Handle a close event from the window manager | |
338 | static void wxCloseTLWCallback( Widget WXUNUSED(widget), XtPointer client_data, | |
339 | XmAnyCallbackStruct *WXUNUSED(cbs) ) | |
340 | { | |
341 | wxTopLevelWindowMotif* tlw = (wxTopLevelWindowMotif*)client_data; | |
342 | wxCloseEvent closeEvent( wxEVT_CLOSE_WINDOW, tlw->GetId() ); | |
343 | closeEvent.SetEventObject( tlw ); | |
344 | ||
345 | // May delete the dialog (with delayed deletion) | |
346 | tlw->GetEventHandler()->ProcessEvent(closeEvent); | |
347 | } | |
348 | ||
349 | void wxTLWEventHandler( Widget wid, | |
350 | XtPointer WXUNUSED(client_data), | |
351 | XEvent* event, | |
352 | Boolean* continueToDispatch) | |
353 | { | |
354 | wxTopLevelWindowMotif* tlw = | |
355 | (wxTopLevelWindowMotif*)wxGetWindowFromTable( wid ); | |
356 | ||
357 | if( tlw ) | |
358 | { | |
359 | wxMouseEvent wxevent( wxEVT_NULL ); | |
360 | ||
361 | if( wxTranslateMouseEvent( wxevent, tlw, wid, event ) ) | |
362 | { | |
363 | wxevent.SetEventObject( tlw ); | |
364 | wxevent.SetId( tlw->GetId() ); | |
365 | tlw->GetEventHandler()->ProcessEvent( wxevent ); | |
366 | } | |
367 | else | |
368 | { | |
369 | // An attempt to implement OnCharHook by calling OnCharHook first; | |
370 | // if this returns TRUE, set continueToDispatch to False | |
371 | // (don't continue processing). | |
372 | // Otherwise set it to True and call OnChar. | |
373 | wxKeyEvent keyEvent( wxEVT_CHAR ); | |
374 | if( wxTranslateKeyEvent( keyEvent, tlw, wid, event )) | |
375 | { | |
376 | keyEvent.SetEventObject( tlw ); | |
377 | keyEvent.SetId( tlw->GetId() ); | |
378 | keyEvent.SetEventType( wxEVT_CHAR_HOOK ); | |
379 | if( tlw->GetEventHandler()->ProcessEvent( keyEvent ) ) | |
380 | { | |
381 | *continueToDispatch = False; | |
382 | return; | |
383 | } | |
384 | else | |
385 | { | |
386 | // For simplicity, OnKeyDown is the same as OnChar | |
387 | // TODO: filter modifier key presses from OnChar | |
388 | keyEvent.SetEventType( wxEVT_KEY_DOWN ); | |
389 | ||
390 | // Only process OnChar if OnKeyDown didn't swallow it | |
391 | if( !tlw->GetEventHandler()->ProcessEvent( keyEvent ) ) | |
392 | { | |
393 | keyEvent.SetEventType( wxEVT_CHAR ); | |
394 | tlw->GetEventHandler()->ProcessEvent( keyEvent ); | |
395 | } | |
396 | } | |
397 | } | |
398 | } | |
399 | } | |
400 | ||
401 | *continueToDispatch = True; | |
402 | } | |
403 |