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[wxWidgets.git] / src / msw / frame.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: frame.cpp
3 // Purpose: wxFrame
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 01/02/97
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart and Markus Holzem
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifdef __GNUG__
13 #pragma implementation "frame.h"
14 #endif
15
16 // For compilers that support precompilation, includes "wx.h".
17 #include "wx/wxprec.h"
18
19 #ifdef __BORLANDC__
20 #pragma hdrstop
21 #endif
22
23 #ifndef WX_PRECOMP
24 #include "wx/setup.h"
25 #include "wx/frame.h"
26 #include "wx/menu.h"
27 #include "wx/app.h"
28 #include "wx/utils.h"
29 #include "wx/dialog.h"
30 #include "wx/settings.h"
31 #include "wx/dcclient.h"
32 #endif
33
34 #include "wx/msw/private.h"
35 #include "wx/statusbr.h"
36 #include "wx/toolbar.h"
37 #include "wx/menuitem.h"
38
39 #ifdef LoadAccelerators
40 #undef LoadAccelerators
41 #endif
42
43 #if wxUSE_NATIVE_STATUSBAR
44 #include <wx/msw/statbr95.h>
45 #endif
46
47 extern wxList wxModelessWindows;
48 extern wxList wxPendingDelete;
49 extern char wxFrameClassName[];
50 extern wxMenu *wxCurrentPopupMenu;
51
52 #if !USE_SHARED_LIBRARY
53 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
54 EVT_SIZE(wxFrame::OnSize)
55 EVT_ACTIVATE(wxFrame::OnActivate)
56 EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
57 EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
58 EVT_IDLE(wxFrame::OnIdle)
59 EVT_CLOSE(wxFrame::OnCloseWindow)
60 END_EVENT_TABLE()
61
62 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
63 #endif
64
65 #if wxUSE_NATIVE_STATUSBAR
66 bool wxFrame::m_useNativeStatusBar = TRUE;
67 #else
68 bool wxFrame::m_useNativeStatusBar = FALSE;
69 #endif
70
71 wxFrame::wxFrame(void)
72 {
73 m_frameToolBar = NULL ;
74 m_frameMenuBar = NULL;
75 m_frameStatusBar = NULL;
76
77 m_windowParent = NULL;
78 m_iconized = FALSE;
79 }
80
81 bool wxFrame::Create(wxWindow *parent,
82 wxWindowID id,
83 const wxString& title,
84 const wxPoint& pos,
85 const wxSize& size,
86 long style,
87 const wxString& name)
88 {
89 if (!parent)
90 wxTopLevelWindows.Append(this);
91
92 SetName(name);
93 // m_modalShowing = FALSE;
94 m_windowStyle = style;
95 m_frameMenuBar = NULL;
96 m_frameToolBar = NULL ;
97 m_frameStatusBar = NULL;
98
99 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
100
101 // m_icon = NULL;
102 if ( id > -1 )
103 m_windowId = id;
104 else
105 m_windowId = (int)NewControlId();
106
107 if (parent) parent->AddChild(this);
108
109 int x = pos.x;
110 int y = pos.y;
111 int width = size.x;
112 int height = size.y;
113
114 m_iconized = FALSE;
115
116 // we pass NULL as parent to MSWCreate because frames with parents behave
117 // very strangely under Win95 shell
118 MSWCreate(m_windowId, NULL, wxFrameClassName, this, title,
119 x, y, width, height, style);
120
121 wxModelessWindows.Append(this);
122 return TRUE;
123 }
124
125 wxFrame::~wxFrame(void)
126 {
127 m_isBeingDeleted = TRUE;
128 wxTopLevelWindows.DeleteObject(this);
129
130 if (m_frameStatusBar)
131 delete m_frameStatusBar;
132 if (m_frameMenuBar)
133 delete m_frameMenuBar;
134
135 /* New behaviour March 1998: check if it's the last top-level window */
136 // if (wxTheApp && (this == wxTheApp->GetTopWindow()))
137
138 if (wxTheApp && (wxTopLevelWindows.Number() == 0))
139 {
140 wxTheApp->SetTopWindow(NULL);
141
142 if (wxTheApp->GetExitOnFrameDelete())
143 {
144 PostQuitMessage(0);
145 }
146 }
147
148 wxModelessWindows.DeleteObject(this);
149
150 // For some reason, wxWindows can activate another task altogether
151 // when a frame is destroyed after a modal dialog has been invoked.
152 // Try to bring the parent to the top.
153 if (GetParent() && GetParent()->GetHWND())
154 ::BringWindowToTop((HWND) GetParent()->GetHWND());
155 }
156
157 WXHMENU wxFrame::GetWinMenu(void) const
158 {
159 return m_hMenu;
160 }
161
162 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
163 void wxFrame::GetClientSize(int *x, int *y) const
164 {
165 RECT rect;
166 GetClientRect((HWND) GetHWND(), &rect);
167
168 if ( GetStatusBar() )
169 {
170 int statusX, statusY;
171 GetStatusBar()->GetClientSize(&statusX, &statusY);
172 rect.bottom -= statusY;
173 }
174
175 wxPoint pt(GetClientAreaOrigin());
176 rect.bottom -= pt.y;
177 rect.right -= pt.x;
178
179 *x = rect.right;
180 *y = rect.bottom;
181 }
182
183 // Set the client size (i.e. leave the calculation of borders etc.
184 // to wxWindows)
185 void wxFrame::SetClientSize(int width, int height)
186 {
187 HWND hWnd = (HWND) GetHWND();
188
189 RECT rect;
190 GetClientRect(hWnd, &rect);
191
192 RECT rect2;
193 GetWindowRect(hWnd, &rect2);
194
195 // Find the difference between the entire window (title bar and all)
196 // and the client area; add this to the new client size to move the
197 // window
198 int actual_width = rect2.right - rect2.left - rect.right + width;
199 int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
200
201 if ( GetStatusBar() )
202 {
203 int statusX, statusY;
204 GetStatusBar()->GetClientSize(&statusX, &statusY);
205 actual_height += statusY;
206 }
207
208 wxPoint pt(GetClientAreaOrigin());
209 actual_width += pt.y;
210 actual_height += pt.x;
211
212 POINT point;
213 point.x = rect2.left;
214 point.y = rect2.top;
215
216 MoveWindow(hWnd, point.x, point.y, actual_width, actual_height, (BOOL)TRUE);
217
218 wxSizeEvent event(wxSize(width, height), m_windowId);
219 event.SetEventObject( this );
220 GetEventHandler()->ProcessEvent(event);
221 }
222
223 void wxFrame::GetSize(int *width, int *height) const
224 {
225 RECT rect;
226 GetWindowRect((HWND) GetHWND(), &rect);
227 *width = rect.right - rect.left;
228 *height = rect.bottom - rect.top;
229 }
230
231 void wxFrame::GetPosition(int *x, int *y) const
232 {
233 RECT rect;
234 GetWindowRect((HWND) GetHWND(), &rect);
235 POINT point;
236 point.x = rect.left;
237 point.y = rect.top;
238
239 *x = point.x;
240 *y = point.y;
241 }
242
243 void wxFrame::SetSize(int x, int y, int width, int height, int sizeFlags)
244 {
245 int currentX, currentY;
246 int x1 = x;
247 int y1 = y;
248 int w1 = width;
249 int h1 = height;
250
251 GetPosition(&currentX, &currentY);
252 if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
253 x1 = currentX;
254 if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
255 y1 = currentY;
256
257 int ww,hh ;
258 GetSize(&ww,&hh) ;
259 if (width == -1) w1 = ww ;
260 if (height==-1) h1 = hh ;
261
262 MoveWindow((HWND) GetHWND(), x1, y1, w1, h1, (BOOL)TRUE);
263
264 wxSizeEvent event(wxSize(width, height), m_windowId);
265 event.SetEventObject( this );
266 GetEventHandler()->ProcessEvent(event);
267 }
268
269 bool wxFrame::Show(bool show)
270 {
271 int cshow;
272 if (show)
273 cshow = SW_SHOW;
274 else
275 cshow = SW_HIDE;
276
277 if (!show)
278 {
279 // Try to highlight the correct window (the parent)
280 HWND hWndParent = 0;
281 if (GetParent())
282 {
283 hWndParent = (HWND) GetParent()->GetHWND();
284 if (hWndParent)
285 ::BringWindowToTop(hWndParent);
286 }
287 }
288
289 ShowWindow((HWND) GetHWND(), (BOOL)cshow);
290 if (show)
291 {
292 BringWindowToTop((HWND) GetHWND());
293
294 wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
295 event.SetEventObject( this );
296 GetEventHandler()->ProcessEvent(event);
297 }
298 return TRUE;
299 }
300
301 void wxFrame::Iconize(bool iconize)
302 {
303 if (!iconize)
304 Show(TRUE);
305
306 int cshow;
307 if (iconize)
308 cshow = SW_MINIMIZE;
309 else
310 cshow = SW_RESTORE;
311 ShowWindow((HWND) GetHWND(), (BOOL)cshow);
312 m_iconized = iconize;
313 }
314
315 // Equivalent to maximize/restore in Windows
316 void wxFrame::Maximize(bool maximize)
317 {
318 Show(TRUE);
319 int cshow;
320 if (maximize)
321 cshow = SW_MAXIMIZE;
322 else
323 cshow = SW_RESTORE;
324 ShowWindow((HWND) GetHWND(), cshow);
325 m_iconized = FALSE;
326 }
327
328 bool wxFrame::IsIconized(void) const
329 {
330 ((wxFrame *)this)->m_iconized = (::IsIconic((HWND) GetHWND()) != 0);
331 return m_iconized;
332 }
333
334 void wxFrame::SetTitle(const wxString& title)
335 {
336 SetWindowText((HWND) GetHWND(), (const char *)title);
337 }
338
339 wxString wxFrame::GetTitle(void) const
340 {
341 GetWindowText((HWND) GetHWND(), wxBuffer, 1000);
342 return wxString(wxBuffer);
343 }
344
345 void wxFrame::SetIcon(const wxIcon& icon)
346 {
347 m_icon = icon;
348 #if defined(__WIN95__)
349 if ( m_icon.Ok() )
350 SendMessage((HWND) GetHWND(), WM_SETICON,
351 (WPARAM)TRUE, (LPARAM)(HICON) m_icon.GetHICON());
352 #endif
353 }
354
355 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
356 const wxString& name)
357 {
358 wxStatusBar *statusBar = NULL;
359
360 #if wxUSE_NATIVE_STATUSBAR
361 if (UsesNativeStatusBar())
362 {
363 statusBar = new wxStatusBar95(this, id, style);
364 }
365 else
366 #endif
367 {
368 statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
369 style, name);
370
371 // Set the height according to the font and the border size
372 wxClientDC dc(statusBar);
373 dc.SetFont(statusBar->GetFont());
374
375 long x, y;
376 dc.GetTextExtent("X", &x, &y);
377
378 int height = (int)( (y * 1.1) + 2* statusBar->GetBorderY());
379
380 statusBar->SetSize(-1, -1, 100, height);
381 }
382
383 statusBar->SetFieldsCount(number);
384 return statusBar;
385 }
386
387 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
388 const wxString& name)
389 {
390 // VZ: calling CreateStatusBar twice is an error - why anyone would do it?
391 wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
392 "recreating status bar in wxFrame" );
393
394 m_frameStatusBar = OnCreateStatusBar(number, style, id,
395 name);
396 if ( m_frameStatusBar )
397 {
398 PositionStatusBar();
399 return m_frameStatusBar;
400 }
401 else
402 return NULL;
403 }
404
405 void wxFrame::SetStatusText(const wxString& text, int number)
406 {
407 wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
408
409 m_frameStatusBar->SetStatusText(text, number);
410 }
411
412 void wxFrame::SetStatusWidths(int n, const int widths_field[])
413 {
414 wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
415
416 m_frameStatusBar->SetStatusWidths(n, widths_field);
417 PositionStatusBar();
418 }
419
420 void wxFrame::PositionStatusBar(void)
421 {
422 // native status bar positions itself
423 if (m_frameStatusBar
424 #if wxUSE_NATIVE_STATUSBAR
425 && !m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95))
426 #endif
427 )
428 {
429 int w, h;
430 GetClientSize(&w, &h);
431 int sw, sh;
432 m_frameStatusBar->GetSize(&sw, &sh);
433
434 // Since we wish the status bar to be directly under the client area,
435 // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
436 m_frameStatusBar->SetSize(0, h, w, sh);
437 }
438 }
439
440 void wxFrame::SetMenuBar(wxMenuBar *menu_bar)
441 {
442 if (!menu_bar)
443 {
444 m_frameMenuBar = NULL;
445 return;
446 }
447
448 if (menu_bar->m_menuBarFrame)
449 return;
450
451 int i;
452 HMENU menu = CreateMenu();
453
454 for (i = 0; i < menu_bar->m_menuCount; i ++)
455 {
456 HMENU popup = (HMENU)menu_bar->m_menus[i]->m_hMenu;
457 //
458 // After looking Bounds Checker result, it seems that all
459 // menus must be individually destroyed. So, don't reset m_hMenu,
460 // to allow ~wxMenu to do the job.
461 //
462 menu_bar->m_menus[i]->m_savehMenu = (WXHMENU) popup;
463 // Uncommenting for the moment... JACS
464 menu_bar->m_menus[i]->m_hMenu = 0;
465 AppendMenu(menu, MF_POPUP | MF_STRING, (UINT)popup, menu_bar->m_titles[i]);
466 }
467
468 menu_bar->m_hMenu = (WXHMENU)menu;
469 if (m_frameMenuBar)
470 delete m_frameMenuBar;
471
472 this->m_hMenu = (WXHMENU) menu;
473
474 DWORD err = 0;
475 if (!SetMenu((HWND) GetHWND(), menu))
476 {
477 #ifdef __WIN32__
478 err = GetLastError();
479 #endif
480 }
481
482 m_frameMenuBar = menu_bar;
483 menu_bar->m_menuBarFrame = this;
484 }
485
486 #if 0
487 bool wxFrame::LoadAccelerators(const wxString& table)
488 {
489 m_acceleratorTable = (WXHANDLE)
490 #ifdef __WIN32__
491 #ifdef UNICODE
492 ::LoadAcceleratorsW(wxGetInstance(), (const char *)table);
493 #else
494 ::LoadAcceleratorsA(wxGetInstance(), (const char *)table);
495 #endif
496 #else
497 ::LoadAccelerators(wxGetInstance(), (const char *)table);
498 #endif
499
500 // The above is necessary because LoadAccelerators is a macro
501 // which we have undefed earlier in the file to avoid confusion
502 // with wxFrame::LoadAccelerators. Ugh!
503
504 return (m_acceleratorTable != (WXHANDLE) NULL);
505 }
506 #endif
507
508 void wxFrame::Fit(void)
509 {
510 // Work out max. size
511 wxNode *node = GetChildren().First();
512 int max_width = 0;
513 int max_height = 0;
514 while (node)
515 {
516 // Find a child that's a subwindow, but not a dialog box.
517 wxWindow *win = (wxWindow *)node->Data();
518
519 if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
520 !win->IsKindOf(CLASSINFO(wxDialog)))
521 {
522 int width, height;
523 int x, y;
524 win->GetSize(&width, &height);
525 win->GetPosition(&x, &y);
526
527 if ((x + width) > max_width)
528 max_width = x + width;
529 if ((y + height) > max_height)
530 max_height = y + height;
531 }
532 node = node->Next();
533 }
534 SetClientSize(max_width, max_height);
535 }
536
537 // Responds to colour changes, and passes event on to children.
538 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
539 {
540 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
541 Refresh();
542
543 if ( m_frameStatusBar )
544 {
545 wxSysColourChangedEvent event2;
546 event2.SetEventObject( m_frameStatusBar );
547 m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
548 }
549
550 // Propagate the event to the non-top-level children
551 wxWindow::OnSysColourChanged(event);
552 }
553
554 /*
555 * Frame window
556 *
557 */
558
559 void wxFrame::MSWCreate(int id, wxWindow *parent, const char *wclass, wxWindow *wx_win, const char *title,
560 int x, int y, int width, int height, long style)
561
562 {
563 m_defaultIcon = (WXHICON) (wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON : wxDEFAULT_FRAME_ICON);
564
565 // If child windows aren't properly drawn initially, WS_CLIPCHILDREN
566 // could be the culprit. But without it, you can get a lot of flicker.
567
568 DWORD msflags = 0;
569 if ((style & wxCAPTION) == wxCAPTION)
570 msflags = WS_OVERLAPPED;
571 else
572 msflags = WS_POPUP;
573
574 if (style & wxMINIMIZE_BOX)
575 msflags |= WS_MINIMIZEBOX;
576 if (style & wxMAXIMIZE_BOX)
577 msflags |= WS_MAXIMIZEBOX;
578 if (style & wxTHICK_FRAME)
579 msflags |= WS_THICKFRAME;
580 if (style & wxSYSTEM_MENU)
581 msflags |= WS_SYSMENU;
582 if ((style & wxMINIMIZE) || (style & wxICONIZE))
583 msflags |= WS_MINIMIZE;
584 if (style & wxMAXIMIZE)
585 msflags |= WS_MAXIMIZE;
586 if (style & wxCAPTION)
587 msflags |= WS_CAPTION;
588 if (style & wxCLIP_CHILDREN)
589 msflags |= WS_CLIPCHILDREN;
590
591 // Keep this in wxFrame because it saves recoding this function
592 // in wxTinyFrame
593 #if wxUSE_ITSY_BITSY
594 if (style & wxTINY_CAPTION_VERT)
595 msflags |= IBS_VERTCAPTION;
596 if (style & wxTINY_CAPTION_HORIZ)
597 msflags |= IBS_HORZCAPTION;
598 #else
599 if (style & wxTINY_CAPTION_VERT)
600 msflags |= WS_CAPTION;
601 if (style & wxTINY_CAPTION_HORIZ)
602 msflags |= WS_CAPTION;
603 #endif
604 if ((style & wxTHICK_FRAME) == 0)
605 msflags |= WS_BORDER;
606
607 WXDWORD extendedStyle = MakeExtendedStyle(style);
608
609 if (style & wxFRAME_TOOL_WINDOW)
610 extendedStyle |= WS_EX_TOOLWINDOW;
611
612 if (style & wxSTAY_ON_TOP)
613 extendedStyle |= WS_EX_TOPMOST;
614
615 m_iconized = FALSE;
616 wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
617 msflags, NULL, extendedStyle);
618 // Seems to be necessary if we use WS_POPUP
619 // style instead of WS_OVERLAPPED
620 if (width > -1 && height > -1)
621 ::PostMessage((HWND) GetHWND(), WM_SIZE, SIZE_RESTORED, MAKELPARAM(width, height));
622 }
623
624 bool wxFrame::MSWOnPaint(void)
625 {
626 RECT rect;
627 if (GetUpdateRect((HWND) GetHWND(), &rect, FALSE))
628 {
629 if (m_iconized)
630 {
631 HICON the_icon;
632 if (m_icon.Ok())
633 the_icon = (HICON) m_icon.GetHICON();
634 else
635 the_icon = (HICON) m_defaultIcon;
636
637 PAINTSTRUCT ps;
638 // Hold a pointer to the dc so long as the OnPaint() message
639 // is being processed
640 HDC cdc = BeginPaint((HWND) GetHWND(), &ps);
641
642 // Erase background before painting or we get white background
643 this->MSWDefWindowProc(WM_ICONERASEBKGND,(WORD)ps.hdc,0L);
644
645 if (the_icon)
646 {
647 RECT rect;
648 GetClientRect((HWND) GetHWND(), &rect);
649 int icon_width = 32;
650 int icon_height = 32;
651 int icon_x = (int)((rect.right - icon_width)/2);
652 int icon_y = (int)((rect.bottom - icon_height)/2);
653 DrawIcon(cdc, icon_x, icon_y, the_icon);
654 }
655
656 EndPaint((HWND) GetHWND(), &ps);
657 }
658 else
659 {
660 wxPaintEvent event(m_windowId);
661 event.m_eventObject = this;
662 if (!GetEventHandler()->ProcessEvent(event))
663 Default();
664 }
665 return 0;
666 }
667 return 1;
668 }
669
670 WXHICON wxFrame::MSWOnQueryDragIcon(void)
671 {
672 if (m_icon.Ok() && (m_icon.GetHICON() != 0))
673 return m_icon.GetHICON();
674 else
675 return m_defaultIcon;
676 }
677
678 void wxFrame::MSWOnSize(int x, int y, WXUINT id)
679 {
680 switch (id)
681 {
682 case SIZENORMAL:
683 // only do it it if we were iconized before, otherwise resizing the
684 // parent frame has a curious side effect of bringing it under it's
685 // children
686 if ( !m_iconized )
687 break;
688
689 // restore all child frames too
690 IconizeChildFrames(FALSE);
691
692 // fall through
693
694 case SIZEFULLSCREEN:
695 m_iconized = FALSE;
696 break;
697
698 case SIZEICONIC:
699 // iconize all child frames too
700 IconizeChildFrames(TRUE);
701
702 m_iconized = TRUE;
703 break;
704 }
705
706 if (!m_iconized)
707 {
708 // forward WM_SIZE to status bar control
709 #if wxUSE_NATIVE_STATUSBAR
710 if (m_frameStatusBar && m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95)))
711 {
712 wxSizeEvent event(wxSize(x, y), m_frameStatusBar->GetId());
713 event.SetEventObject( m_frameStatusBar );
714
715 ((wxStatusBar95 *)m_frameStatusBar)->OnSize(event);
716 }
717 #endif
718
719 PositionStatusBar();
720 PositionToolBar();
721
722 wxSizeEvent event(wxSize(x, y), m_windowId);
723 event.SetEventObject( this );
724 if (!GetEventHandler()->ProcessEvent(event))
725 Default();
726 }
727 }
728
729 bool wxFrame::MSWOnClose(void)
730 {
731 return Close();
732 }
733
734 bool wxFrame::MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control)
735 {
736 if (cmd == 0 || cmd == 1 ) // Can be either a menu command or an accelerator.
737 {
738 // In case it's e.g. a toolbar.
739 wxWindow *win = wxFindWinFromHandle(control);
740 if (win)
741 return win->MSWCommand(cmd, id);
742
743 if (wxCurrentPopupMenu)
744 {
745 wxMenu *popupMenu = wxCurrentPopupMenu;
746 wxCurrentPopupMenu = NULL;
747 if (popupMenu->MSWCommand(cmd, id))
748 return TRUE;
749 }
750
751 if (GetMenuBar() && GetMenuBar()->FindItemForId(id))
752 {
753 ProcessCommand(id);
754 return TRUE;
755 }
756 else
757 return FALSE;
758 }
759 else
760 return FALSE;
761 }
762
763 void wxFrame::MSWOnMenuHighlight(WXWORD nItem, WXWORD nFlags, WXHMENU hSysMenu)
764 {
765 if (nFlags == 0xFFFF && hSysMenu == 0)
766 {
767 wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, -1);
768 event.SetEventObject( this );
769 GetEventHandler()->ProcessEvent(event);
770 }
771 else if (nFlags != MF_SEPARATOR)
772 {
773 wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, nItem);
774 event.SetEventObject( this );
775 GetEventHandler()->ProcessEvent(event);
776 }
777 }
778
779 bool wxFrame::MSWProcessMessage(WXMSG* pMsg)
780 {
781 return FALSE;
782 }
783
784 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
785 {
786 if (m_acceleratorTable.Ok() &&
787 ::TranslateAccelerator((HWND) GetHWND(), (HACCEL) m_acceleratorTable.GetHACCEL(), (MSG *)pMsg))
788 return TRUE;
789
790 return FALSE;
791 }
792
793 // Default resizing behaviour - if only ONE subwindow,
794 // resize to client rectangle size
795 void wxFrame::OnSize(wxSizeEvent& event)
796 {
797 // if we're using constraints - do use them
798 #if wxUSE_CONSTRAINTS
799 if ( GetAutoLayout() ) {
800 Layout();
801 return;
802 }
803 #endif
804
805 // do we have _exactly_ one child?
806 wxWindow *child = NULL;
807 for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
808 {
809 wxWindow *win = (wxWindow *)node->Data();
810 if ( !win->IsKindOf(CLASSINFO(wxFrame)) &&
811 !win->IsKindOf(CLASSINFO(wxDialog)) &&
812 (win != GetStatusBar()) &&
813 (win != GetToolBar()) )
814 {
815 if ( child )
816 return; // it's our second subwindow - nothing to do
817 child = win;
818 }
819 }
820
821 if ( child ) {
822 // we have exactly one child - set it's size to fill the whole frame
823 int clientW, clientH;
824 GetClientSize(&clientW, &clientH);
825
826 int x = 0;
827 int y = 0;
828
829 child->SetSize(x, y, clientW, clientH);
830 }
831 }
832
833 // Default activation behaviour - set the focus for the first child
834 // subwindow found.
835 void wxFrame::OnActivate(wxActivateEvent& event)
836 {
837 for(wxNode *node = GetChildren().First(); node; node = node->Next())
838 {
839 // Find a child that's a subwindow, but not a dialog box.
840 wxWindow *child = (wxWindow *)node->Data();
841 if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
842 !child->IsKindOf(CLASSINFO(wxDialog)))
843 {
844 child->SetFocus();
845 return;
846 }
847 }
848 }
849
850 // The default implementation for the close window event - calls
851 // OnClose for backward compatibility.
852
853 void wxFrame::OnCloseWindow(wxCloseEvent& event)
854 {
855 // Compatibility
856 if ( GetEventHandler()->OnClose() || event.GetForce())
857 {
858 this->Destroy();
859 }
860 else
861 event.Veto(TRUE);
862 }
863
864 bool wxFrame::OnClose(void)
865 {
866 return TRUE;
867 }
868
869 // Destroy the window (delayed, if a managed window)
870 bool wxFrame::Destroy(void)
871 {
872 if (!wxPendingDelete.Member(this))
873 wxPendingDelete.Append(this);
874 return TRUE;
875 }
876
877 // Default menu selection behaviour - display a help string
878 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
879 {
880 if (GetStatusBar())
881 {
882 if (event.GetMenuId() == -1)
883 SetStatusText("");
884 else
885 {
886 wxMenuBar *menuBar = GetMenuBar();
887 if (menuBar)
888 {
889 wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
890 if (helpString != "")
891 SetStatusText(helpString);
892 }
893 }
894 }
895 }
896
897 wxMenuBar *wxFrame::GetMenuBar(void) const
898 {
899 return m_frameMenuBar;
900 }
901
902 void wxFrame::Centre(int direction)
903 {
904 int display_width, display_height, width, height, x, y;
905 wxDisplaySize(&display_width, &display_height);
906
907 GetSize(&width, &height);
908 GetPosition(&x, &y);
909
910 if (direction & wxHORIZONTAL)
911 x = (int)((display_width - width)/2);
912 if (direction & wxVERTICAL)
913 y = (int)((display_height - height)/2);
914
915 SetSize(x, y, width, height);
916 }
917
918 // Call this to simulate a menu command
919 void wxFrame::Command(int id)
920 {
921 ProcessCommand(id);
922 }
923
924 void wxFrame::ProcessCommand(int id)
925 {
926 wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
927 commandEvent.SetInt( id );
928 commandEvent.SetEventObject( this );
929
930 wxMenuBar *bar = GetMenuBar() ;
931 if (!bar)
932 return;
933
934 wxMenuItem *item = bar->FindItemForId(id) ;
935 if (item && item->IsCheckable())
936 {
937 bar->Check(id,!bar->Checked(id)) ;
938 }
939 GetEventHandler()->ProcessEvent(commandEvent);
940 }
941
942 // Checks if there is a toolbar, and returns the first free client position
943 wxPoint wxFrame::GetClientAreaOrigin() const
944 {
945 wxPoint pt(0, 0);
946 if (GetToolBar())
947 {
948 int w, h;
949 GetToolBar()->GetSize(& w, & h);
950
951 if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
952 {
953 pt.x += w;
954 }
955 else
956 {
957 pt.y += h;
958 }
959 }
960 return pt;
961 }
962
963 void wxFrame::ScreenToClient(int *x, int *y) const
964 {
965 wxWindow::ScreenToClient(x, y);
966
967 // We may be faking the client origin.
968 // So a window that's really at (0, 30) may appear
969 // (to wxWin apps) to be at (0, 0).
970 wxPoint pt(GetClientAreaOrigin());
971 *x -= pt.x;
972 *y -= pt.y;
973 }
974
975 void wxFrame::ClientToScreen(int *x, int *y) const
976 {
977 // We may be faking the client origin.
978 // So a window that's really at (0, 30) may appear
979 // (to wxWin apps) to be at (0, 0).
980 wxPoint pt1(GetClientAreaOrigin());
981 *x += pt1.x;
982 *y += pt1.y;
983
984 wxWindow::ClientToScreen(x, y);
985 }
986
987 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
988 {
989 wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
990 "recreating toolbar in wxFrame" );
991
992 wxToolBar* toolBar = OnCreateToolBar(style, id, name);
993 if (toolBar)
994 {
995 SetToolBar(toolBar);
996 PositionToolBar();
997 return toolBar;
998 }
999 else
1000 {
1001 return NULL;
1002 }
1003 }
1004
1005 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
1006 {
1007 return new wxToolBar(this, id, wxDefaultPosition, wxDefaultSize, style, name);
1008 }
1009
1010 void wxFrame::PositionToolBar(void)
1011 {
1012 RECT rect;
1013 ::GetClientRect((HWND) GetHWND(), &rect);
1014
1015 if ( GetStatusBar() )
1016 {
1017 int statusX, statusY;
1018 GetStatusBar()->GetClientSize(&statusX, &statusY);
1019 rect.bottom -= statusY;
1020 }
1021
1022 if (GetToolBar())
1023 {
1024 int tw, th;
1025 GetToolBar()->GetSize(& tw, & th);
1026
1027 if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
1028 {
1029 // Use the 'real' MSW position
1030 GetToolBar()->SetSize(0, 0, tw, rect.bottom, wxSIZE_NO_ADJUSTMENTS);
1031 }
1032 else
1033 {
1034 // Use the 'real' MSW position
1035 GetToolBar()->SetSize(0, 0, rect.right, th, wxSIZE_NO_ADJUSTMENTS);
1036 }
1037 }
1038 }
1039
1040 // propagate our state change to all child frames
1041 void wxFrame::IconizeChildFrames(bool bIconize)
1042 {
1043 for ( wxNode *node = GetChildren().First(); node; node = node->Next() ) {
1044 wxWindow *win = (wxWindow *)node->Data();
1045 if ( win->IsKindOf(CLASSINFO(wxFrame)) ) {
1046 ((wxFrame *)win)->Iconize(bIconize);
1047 }
1048 }
1049 }
1050