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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 // Is it maximized?
335 bool wxFrame::IsMaximized(void) const
336 {
337 return (::IsZoomed((HWND) GetHWND()) != 0) ;
338 }
339
340 void wxFrame::SetTitle(const wxString& title)
341 {
342 SetWindowText((HWND) GetHWND(), (const char *)title);
343 }
344
345 wxString wxFrame::GetTitle(void) const
346 {
347 GetWindowText((HWND) GetHWND(), wxBuffer, 1000);
348 return wxString(wxBuffer);
349 }
350
351 void wxFrame::SetIcon(const wxIcon& icon)
352 {
353 m_icon = icon;
354 #if defined(__WIN95__)
355 if ( m_icon.Ok() )
356 SendMessage((HWND) GetHWND(), WM_SETICON,
357 (WPARAM)TRUE, (LPARAM)(HICON) m_icon.GetHICON());
358 #endif
359 }
360
361 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
362 const wxString& name)
363 {
364 wxStatusBar *statusBar = NULL;
365
366 #if wxUSE_NATIVE_STATUSBAR
367 if (UsesNativeStatusBar())
368 {
369 statusBar = new wxStatusBar95(this, id, style);
370 }
371 else
372 #endif
373 {
374 statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
375 style, name);
376
377 // Set the height according to the font and the border size
378 wxClientDC dc(statusBar);
379 dc.SetFont(statusBar->GetFont());
380
381 long x, y;
382 dc.GetTextExtent("X", &x, &y);
383
384 int height = (int)( (y * 1.1) + 2* statusBar->GetBorderY());
385
386 statusBar->SetSize(-1, -1, 100, height);
387 }
388
389 statusBar->SetFieldsCount(number);
390 return statusBar;
391 }
392
393 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
394 const wxString& name)
395 {
396 // VZ: calling CreateStatusBar twice is an error - why anyone would do it?
397 wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
398 "recreating status bar in wxFrame" );
399
400 m_frameStatusBar = OnCreateStatusBar(number, style, id,
401 name);
402 if ( m_frameStatusBar )
403 {
404 PositionStatusBar();
405 return m_frameStatusBar;
406 }
407 else
408 return NULL;
409 }
410
411 void wxFrame::SetStatusText(const wxString& text, int number)
412 {
413 wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
414
415 m_frameStatusBar->SetStatusText(text, number);
416 }
417
418 void wxFrame::SetStatusWidths(int n, const int widths_field[])
419 {
420 wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
421
422 m_frameStatusBar->SetStatusWidths(n, widths_field);
423 PositionStatusBar();
424 }
425
426 void wxFrame::PositionStatusBar(void)
427 {
428 // native status bar positions itself
429 if (m_frameStatusBar
430 #if wxUSE_NATIVE_STATUSBAR
431 && !m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95))
432 #endif
433 )
434 {
435 int w, h;
436 GetClientSize(&w, &h);
437 int sw, sh;
438 m_frameStatusBar->GetSize(&sw, &sh);
439
440 // Since we wish the status bar to be directly under the client area,
441 // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
442 m_frameStatusBar->SetSize(0, h, w, sh);
443 }
444 }
445
446 void wxFrame::SetMenuBar(wxMenuBar *menu_bar)
447 {
448 if (!menu_bar)
449 {
450 m_frameMenuBar = NULL;
451 return;
452 }
453
454 if (menu_bar->m_menuBarFrame)
455 return;
456
457 int i;
458 HMENU menu = CreateMenu();
459
460 for (i = 0; i < menu_bar->m_menuCount; i ++)
461 {
462 HMENU popup = (HMENU)menu_bar->m_menus[i]->m_hMenu;
463 //
464 // After looking Bounds Checker result, it seems that all
465 // menus must be individually destroyed. So, don't reset m_hMenu,
466 // to allow ~wxMenu to do the job.
467 //
468 menu_bar->m_menus[i]->m_savehMenu = (WXHMENU) popup;
469 // Uncommenting for the moment... JACS
470 menu_bar->m_menus[i]->m_hMenu = 0;
471 AppendMenu(menu, MF_POPUP | MF_STRING, (UINT)popup, menu_bar->m_titles[i]);
472 }
473
474 menu_bar->m_hMenu = (WXHMENU)menu;
475 if (m_frameMenuBar)
476 delete m_frameMenuBar;
477
478 this->m_hMenu = (WXHMENU) menu;
479
480 DWORD err = 0;
481 if (!SetMenu((HWND) GetHWND(), menu))
482 {
483 #ifdef __WIN32__
484 err = GetLastError();
485 #endif
486 }
487
488 m_frameMenuBar = menu_bar;
489 menu_bar->m_menuBarFrame = this;
490 }
491
492 #if 0
493 bool wxFrame::LoadAccelerators(const wxString& table)
494 {
495 m_acceleratorTable = (WXHANDLE)
496 #ifdef __WIN32__
497 #ifdef UNICODE
498 ::LoadAcceleratorsW(wxGetInstance(), (const char *)table);
499 #else
500 ::LoadAcceleratorsA(wxGetInstance(), (const char *)table);
501 #endif
502 #else
503 ::LoadAccelerators(wxGetInstance(), (const char *)table);
504 #endif
505
506 // The above is necessary because LoadAccelerators is a macro
507 // which we have undefed earlier in the file to avoid confusion
508 // with wxFrame::LoadAccelerators. Ugh!
509
510 return (m_acceleratorTable != (WXHANDLE) NULL);
511 }
512 #endif
513
514 void wxFrame::Fit(void)
515 {
516 // Work out max. size
517 wxNode *node = GetChildren().First();
518 int max_width = 0;
519 int max_height = 0;
520 while (node)
521 {
522 // Find a child that's a subwindow, but not a dialog box.
523 wxWindow *win = (wxWindow *)node->Data();
524
525 if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
526 !win->IsKindOf(CLASSINFO(wxDialog)))
527 {
528 int width, height;
529 int x, y;
530 win->GetSize(&width, &height);
531 win->GetPosition(&x, &y);
532
533 if ((x + width) > max_width)
534 max_width = x + width;
535 if ((y + height) > max_height)
536 max_height = y + height;
537 }
538 node = node->Next();
539 }
540 SetClientSize(max_width, max_height);
541 }
542
543 // Responds to colour changes, and passes event on to children.
544 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
545 {
546 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
547 Refresh();
548
549 if ( m_frameStatusBar )
550 {
551 wxSysColourChangedEvent event2;
552 event2.SetEventObject( m_frameStatusBar );
553 m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
554 }
555
556 // Propagate the event to the non-top-level children
557 wxWindow::OnSysColourChanged(event);
558 }
559
560 /*
561 * Frame window
562 *
563 */
564
565 void wxFrame::MSWCreate(int id, wxWindow *parent, const char *wclass, wxWindow *wx_win, const char *title,
566 int x, int y, int width, int height, long style)
567
568 {
569 m_defaultIcon = (WXHICON) (wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON : wxDEFAULT_FRAME_ICON);
570
571 // If child windows aren't properly drawn initially, WS_CLIPCHILDREN
572 // could be the culprit. But without it, you can get a lot of flicker.
573
574 DWORD msflags = 0;
575 if ((style & wxCAPTION) == wxCAPTION)
576 msflags = WS_OVERLAPPED;
577 else
578 msflags = WS_POPUP;
579
580 if (style & wxMINIMIZE_BOX)
581 msflags |= WS_MINIMIZEBOX;
582 if (style & wxMAXIMIZE_BOX)
583 msflags |= WS_MAXIMIZEBOX;
584 if (style & wxTHICK_FRAME)
585 msflags |= WS_THICKFRAME;
586 if (style & wxSYSTEM_MENU)
587 msflags |= WS_SYSMENU;
588 if ((style & wxMINIMIZE) || (style & wxICONIZE))
589 msflags |= WS_MINIMIZE;
590 if (style & wxMAXIMIZE)
591 msflags |= WS_MAXIMIZE;
592 if (style & wxCAPTION)
593 msflags |= WS_CAPTION;
594 if (style & wxCLIP_CHILDREN)
595 msflags |= WS_CLIPCHILDREN;
596
597 // Keep this in wxFrame because it saves recoding this function
598 // in wxTinyFrame
599 #if wxUSE_ITSY_BITSY
600 if (style & wxTINY_CAPTION_VERT)
601 msflags |= IBS_VERTCAPTION;
602 if (style & wxTINY_CAPTION_HORIZ)
603 msflags |= IBS_HORZCAPTION;
604 #else
605 if (style & wxTINY_CAPTION_VERT)
606 msflags |= WS_CAPTION;
607 if (style & wxTINY_CAPTION_HORIZ)
608 msflags |= WS_CAPTION;
609 #endif
610 if ((style & wxTHICK_FRAME) == 0)
611 msflags |= WS_BORDER;
612
613 WXDWORD extendedStyle = MakeExtendedStyle(style);
614
615 if (style & wxFRAME_TOOL_WINDOW)
616 extendedStyle |= WS_EX_TOOLWINDOW;
617
618 if (style & wxSTAY_ON_TOP)
619 extendedStyle |= WS_EX_TOPMOST;
620
621 m_iconized = FALSE;
622 wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
623 msflags, NULL, extendedStyle);
624 // Seems to be necessary if we use WS_POPUP
625 // style instead of WS_OVERLAPPED
626 if (width > -1 && height > -1)
627 ::PostMessage((HWND) GetHWND(), WM_SIZE, SIZE_RESTORED, MAKELPARAM(width, height));
628 }
629
630 bool wxFrame::MSWOnPaint(void)
631 {
632 RECT rect;
633 if (GetUpdateRect((HWND) GetHWND(), &rect, FALSE))
634 {
635 if (m_iconized)
636 {
637 HICON the_icon;
638 if (m_icon.Ok())
639 the_icon = (HICON) m_icon.GetHICON();
640 else
641 the_icon = (HICON) m_defaultIcon;
642
643 PAINTSTRUCT ps;
644 // Hold a pointer to the dc so long as the OnPaint() message
645 // is being processed
646 HDC cdc = BeginPaint((HWND) GetHWND(), &ps);
647
648 // Erase background before painting or we get white background
649 this->MSWDefWindowProc(WM_ICONERASEBKGND,(WORD)ps.hdc,0L);
650
651 if (the_icon)
652 {
653 RECT rect;
654 GetClientRect((HWND) GetHWND(), &rect);
655 int icon_width = 32;
656 int icon_height = 32;
657 int icon_x = (int)((rect.right - icon_width)/2);
658 int icon_y = (int)((rect.bottom - icon_height)/2);
659 DrawIcon(cdc, icon_x, icon_y, the_icon);
660 }
661
662 EndPaint((HWND) GetHWND(), &ps);
663 }
664 else
665 {
666 wxPaintEvent event(m_windowId);
667 event.m_eventObject = this;
668 if (!GetEventHandler()->ProcessEvent(event))
669 Default();
670 }
671 return 0;
672 }
673 return 1;
674 }
675
676 WXHICON wxFrame::MSWOnQueryDragIcon(void)
677 {
678 if (m_icon.Ok() && (m_icon.GetHICON() != 0))
679 return m_icon.GetHICON();
680 else
681 return m_defaultIcon;
682 }
683
684 void wxFrame::MSWOnSize(int x, int y, WXUINT id)
685 {
686 switch (id)
687 {
688 case SIZENORMAL:
689 // only do it it if we were iconized before, otherwise resizing the
690 // parent frame has a curious side effect of bringing it under it's
691 // children
692 if ( !m_iconized )
693 break;
694
695 // restore all child frames too
696 IconizeChildFrames(FALSE);
697
698 // fall through
699
700 case SIZEFULLSCREEN:
701 m_iconized = FALSE;
702 break;
703
704 case SIZEICONIC:
705 // iconize all child frames too
706 IconizeChildFrames(TRUE);
707
708 m_iconized = TRUE;
709 break;
710 }
711
712 if (!m_iconized)
713 {
714 // forward WM_SIZE to status bar control
715 #if wxUSE_NATIVE_STATUSBAR
716 if (m_frameStatusBar && m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95)))
717 {
718 wxSizeEvent event(wxSize(x, y), m_frameStatusBar->GetId());
719 event.SetEventObject( m_frameStatusBar );
720
721 ((wxStatusBar95 *)m_frameStatusBar)->OnSize(event);
722 }
723 #endif
724
725 PositionStatusBar();
726 PositionToolBar();
727
728 wxSizeEvent event(wxSize(x, y), m_windowId);
729 event.SetEventObject( this );
730 if (!GetEventHandler()->ProcessEvent(event))
731 Default();
732 }
733 }
734
735 bool wxFrame::MSWOnClose(void)
736 {
737 return Close();
738 }
739
740 bool wxFrame::MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control)
741 {
742 if (cmd == 0 || cmd == 1 ) // Can be either a menu command or an accelerator.
743 {
744 // In case it's e.g. a toolbar.
745 wxWindow *win = wxFindWinFromHandle(control);
746 if (win)
747 return win->MSWCommand(cmd, id);
748
749 if (wxCurrentPopupMenu)
750 {
751 wxMenu *popupMenu = wxCurrentPopupMenu;
752 wxCurrentPopupMenu = NULL;
753 if (popupMenu->MSWCommand(cmd, id))
754 return TRUE;
755 }
756
757 if (GetMenuBar() && GetMenuBar()->FindItemForId(id))
758 {
759 ProcessCommand(id);
760 return TRUE;
761 }
762 else
763 return FALSE;
764 }
765 else
766 return FALSE;
767 }
768
769 void wxFrame::MSWOnMenuHighlight(WXWORD nItem, WXWORD nFlags, WXHMENU hSysMenu)
770 {
771 if (nFlags == 0xFFFF && hSysMenu == 0)
772 {
773 wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, -1);
774 event.SetEventObject( this );
775 GetEventHandler()->ProcessEvent(event);
776 }
777 else if (nFlags != MF_SEPARATOR)
778 {
779 wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, nItem);
780 event.SetEventObject( this );
781 GetEventHandler()->ProcessEvent(event);
782 }
783 }
784
785 bool wxFrame::MSWProcessMessage(WXMSG* pMsg)
786 {
787 return FALSE;
788 }
789
790 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
791 {
792 if (m_acceleratorTable.Ok() &&
793 ::TranslateAccelerator((HWND) GetHWND(), (HACCEL) m_acceleratorTable.GetHACCEL(), (MSG *)pMsg))
794 return TRUE;
795
796 return FALSE;
797 }
798
799 // Default resizing behaviour - if only ONE subwindow,
800 // resize to client rectangle size
801 void wxFrame::OnSize(wxSizeEvent& event)
802 {
803 // if we're using constraints - do use them
804 #if wxUSE_CONSTRAINTS
805 if ( GetAutoLayout() ) {
806 Layout();
807 return;
808 }
809 #endif
810
811 // do we have _exactly_ one child?
812 wxWindow *child = NULL;
813 for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
814 {
815 wxWindow *win = (wxWindow *)node->Data();
816 if ( !win->IsKindOf(CLASSINFO(wxFrame)) &&
817 !win->IsKindOf(CLASSINFO(wxDialog)) &&
818 (win != GetStatusBar()) &&
819 (win != GetToolBar()) )
820 {
821 if ( child )
822 return; // it's our second subwindow - nothing to do
823 child = win;
824 }
825 }
826
827 if ( child ) {
828 // we have exactly one child - set it's size to fill the whole frame
829 int clientW, clientH;
830 GetClientSize(&clientW, &clientH);
831
832 int x = 0;
833 int y = 0;
834
835 child->SetSize(x, y, clientW, clientH);
836 }
837 }
838
839 // Default activation behaviour - set the focus for the first child
840 // subwindow found.
841 void wxFrame::OnActivate(wxActivateEvent& event)
842 {
843 for(wxNode *node = GetChildren().First(); node; node = node->Next())
844 {
845 // Find a child that's a subwindow, but not a dialog box.
846 wxWindow *child = (wxWindow *)node->Data();
847 if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
848 !child->IsKindOf(CLASSINFO(wxDialog)))
849 {
850 child->SetFocus();
851 return;
852 }
853 }
854 }
855
856 // The default implementation for the close window event - calls
857 // OnClose for backward compatibility.
858
859 void wxFrame::OnCloseWindow(wxCloseEvent& event)
860 {
861 // Compatibility
862 if ( GetEventHandler()->OnClose() || event.GetForce())
863 {
864 this->Destroy();
865 }
866 else
867 event.Veto(TRUE);
868 }
869
870 bool wxFrame::OnClose(void)
871 {
872 return TRUE;
873 }
874
875 // Destroy the window (delayed, if a managed window)
876 bool wxFrame::Destroy(void)
877 {
878 if (!wxPendingDelete.Member(this))
879 wxPendingDelete.Append(this);
880 return TRUE;
881 }
882
883 // Default menu selection behaviour - display a help string
884 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
885 {
886 if (GetStatusBar())
887 {
888 if (event.GetMenuId() == -1)
889 SetStatusText("");
890 else
891 {
892 wxMenuBar *menuBar = GetMenuBar();
893 if (menuBar)
894 {
895 wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
896 if (helpString != "")
897 SetStatusText(helpString);
898 }
899 }
900 }
901 }
902
903 wxMenuBar *wxFrame::GetMenuBar(void) const
904 {
905 return m_frameMenuBar;
906 }
907
908 void wxFrame::Centre(int direction)
909 {
910 int display_width, display_height, width, height, x, y;
911 wxDisplaySize(&display_width, &display_height);
912
913 GetSize(&width, &height);
914 GetPosition(&x, &y);
915
916 if (direction & wxHORIZONTAL)
917 x = (int)((display_width - width)/2);
918 if (direction & wxVERTICAL)
919 y = (int)((display_height - height)/2);
920
921 SetSize(x, y, width, height);
922 }
923
924 // Call this to simulate a menu command
925 void wxFrame::Command(int id)
926 {
927 ProcessCommand(id);
928 }
929
930 void wxFrame::ProcessCommand(int id)
931 {
932 wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
933 commandEvent.SetInt( id );
934 commandEvent.SetEventObject( this );
935
936 wxMenuBar *bar = GetMenuBar() ;
937 if (!bar)
938 return;
939
940 wxMenuItem *item = bar->FindItemForId(id) ;
941 if (item && item->IsCheckable())
942 {
943 bar->Check(id,!bar->Checked(id)) ;
944 }
945 GetEventHandler()->ProcessEvent(commandEvent);
946 }
947
948 // Checks if there is a toolbar, and returns the first free client position
949 wxPoint wxFrame::GetClientAreaOrigin() const
950 {
951 wxPoint pt(0, 0);
952 if (GetToolBar())
953 {
954 int w, h;
955 GetToolBar()->GetSize(& w, & h);
956
957 if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
958 {
959 pt.x += w;
960 }
961 else
962 {
963 pt.y += h;
964 }
965 }
966 return pt;
967 }
968
969 void wxFrame::ScreenToClient(int *x, int *y) const
970 {
971 wxWindow::ScreenToClient(x, y);
972
973 // We may be faking the client origin.
974 // So a window that's really at (0, 30) may appear
975 // (to wxWin apps) to be at (0, 0).
976 wxPoint pt(GetClientAreaOrigin());
977 *x -= pt.x;
978 *y -= pt.y;
979 }
980
981 void wxFrame::ClientToScreen(int *x, int *y) const
982 {
983 // We may be faking the client origin.
984 // So a window that's really at (0, 30) may appear
985 // (to wxWin apps) to be at (0, 0).
986 wxPoint pt1(GetClientAreaOrigin());
987 *x += pt1.x;
988 *y += pt1.y;
989
990 wxWindow::ClientToScreen(x, y);
991 }
992
993 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
994 {
995 wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
996 "recreating toolbar in wxFrame" );
997
998 wxToolBar* toolBar = OnCreateToolBar(style, id, name);
999 if (toolBar)
1000 {
1001 SetToolBar(toolBar);
1002 PositionToolBar();
1003 return toolBar;
1004 }
1005 else
1006 {
1007 return NULL;
1008 }
1009 }
1010
1011 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
1012 {
1013 return new wxToolBar(this, id, wxDefaultPosition, wxDefaultSize, style, name);
1014 }
1015
1016 void wxFrame::PositionToolBar(void)
1017 {
1018 RECT rect;
1019 ::GetClientRect((HWND) GetHWND(), &rect);
1020
1021 if ( GetStatusBar() )
1022 {
1023 int statusX, statusY;
1024 GetStatusBar()->GetClientSize(&statusX, &statusY);
1025 rect.bottom -= statusY;
1026 }
1027
1028 if (GetToolBar())
1029 {
1030 int tw, th;
1031 GetToolBar()->GetSize(& tw, & th);
1032
1033 if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
1034 {
1035 // Use the 'real' MSW position
1036 GetToolBar()->SetSize(0, 0, tw, rect.bottom, wxSIZE_NO_ADJUSTMENTS);
1037 }
1038 else
1039 {
1040 // Use the 'real' MSW position
1041 GetToolBar()->SetSize(0, 0, rect.right, th, wxSIZE_NO_ADJUSTMENTS);
1042 }
1043 }
1044 }
1045
1046 // propagate our state change to all child frames
1047 void wxFrame::IconizeChildFrames(bool bIconize)
1048 {
1049 for ( wxNode *node = GetChildren().First(); node; node = node->Next() ) {
1050 wxWindow *win = (wxWindow *)node->Data();
1051 if ( win->IsKindOf(CLASSINFO(wxFrame)) ) {
1052 ((wxFrame *)win)->Iconize(bIconize);
1053 }
1054 }
1055 }
1056