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[wxWidgets.git] / src / os2 / toplevel.cpp
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f45e4fad
DW		 1///////////////////////////////////////////////////////////////////////////////
2// Name: msw/toplevel.cpp
3// Purpose: implements wxTopLevelWindow for MSW
4// Author: Vadim Zeitlin
5// Modified by:
6// Created: 30.12.01
7// RCS-ID: $Id$
8// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
9// License: wxWindows license
10///////////////////////////////////////////////////////////////////////////////
11
12// ============================================================================
13// declarations
14// ============================================================================
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
20#ifdef __GNUG__
21 #pragma implementation "toplevel.h"
22#endif
23
24// For compilers that support precompilation, includes "wx.h".
25#include "wx/wxprec.h"
26
27#ifdef __BORLANDC__
28 #pragma hdrstop
29#endif
30
31#ifndef WX_PRECOMP
32 #include "wx/app.h"
33 #include "wx/toplevel.h"
34 #include "wx/string.h"
35 #include "wx/log.h"
36 #include "wx/intl.h"
37 #include "wx/frame.h"
38#endif //WX_PRECOMP
39
40#include "wx/os2/private.h"
41
42// ----------------------------------------------------------------------------
43// stubs for missing functions under MicroWindows
44// ----------------------------------------------------------------------------
45
46
47// ----------------------------------------------------------------------------
48// globals
49// ----------------------------------------------------------------------------
50
51// list of all frames and modeless dialogs
52wxWindowList wxModelessWindows;
53
54// the name of the default wxWindows class
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DW		 55extern void wxAssociateWinWithHandle( HWND hWnd
56 ,wxWindowOS2* pWin
57 );
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DW		 58
59// ============================================================================
60// wxTopLevelWindowMSW implementation
61// ============================================================================
62
63// Dialog window proc
64MRESULT EXPENTRY wxDlgProc( HWND WXUNUSED(hWnd)
65 ,UINT uMessage
66 ,MPARAM WXUNUSED(wParam)
67 ,MPARAM WXUNUSED(lParam)
68 )
69{
70 if (uMessage == WM_INITDLG)
71 {
72 //
73 // For this message, returning TRUE tells system to set focus to the
74 // first control in the dialog box.
75 //
76 return (MRESULT)TRUE;
77 }
78 else
79 {
80 //
81 // For all the other ones, FALSE means that we didn't process the
82 // message
83 //
84 return (MRESULT)FALSE;
85 }
86} // end of wxDlgProc
87
88// ----------------------------------------------------------------------------
89// wxTopLevelWindowOS2 creation
90// ----------------------------------------------------------------------------
91
92void wxTopLevelWindowOS2::Init()
93{
94 m_bIconized = m_bMaximizeOnShow = FALSE;
95
96 //
97 // Unlike (almost?) all other windows, frames are created hidden
98 //
99 m_isShown = FALSE;
100
101 //
102 // Data to save/restore when calling ShowFullScreen
103 m_lFsStyle = 0;
104 m_lFsOldWindowStyle = 0;
105 m_bFsIsMaximized = FALSE;
106 m_bFsIsShowing = FALSE;
107
108 m_hFrame = NULLHANDLE;
109 memset(&m_vSwp, 0, sizeof(SWP));
110 memset(&m_vSwpClient, 0, sizeof(SWP));
111} // end of wxTopLevelWindowIOS2::Init
112
113long wxTopLevelWindowOS2::OS2GetCreateWindowFlags(
114 long* plExflags
115) const
116{
117 long lStyle = GetWindowStyle();
118 long lMsflags = 0;
119
120 if (lStyle == wxDEFAULT_FRAME_STYLE)
121 lMsflags = FCF_SIZEBORDER | FCF_TITLEBAR | FCF_SYSMENU |
122 FCF_MINMAX | FCF_TASKLIST;
123 else
124 {
125 if ((lStyle & wxCAPTION) == wxCAPTION)
126 lMsflags = FCF_TASKLIST;
127 else
128 lMsflags = FCF_NOMOVEWITHOWNER;
129
130 if ((lStyle & wxVSCROLL) == wxVSCROLL)
131 lMsflags |= FCF_VERTSCROLL;
132 if ((lStyle & wxHSCROLL) == wxHSCROLL)
133 lMsflags |= FCF_HORZSCROLL;
134 if (lStyle & wxMINIMIZE_BOX)
135 lMsflags |= FCF_MINBUTTON;
136 if (lStyle & wxMAXIMIZE_BOX)
137 lMsflags |= FCF_MAXBUTTON;
138 if (lStyle & wxTHICK_FRAME)
139 lMsflags |= FCF_DLGBORDER;
140 if (lStyle & wxSYSTEM_MENU)
141 lMsflags |= FCF_SYSMENU;
142 if (lStyle & wxCAPTION)
143 lMsflags |= FCF_TASKLIST;
144 if (lStyle & wxCLIP_CHILDREN)
145 {
146 // Invalid for frame windows under PM
147 }
148
149 if (lStyle & wxTINY_CAPTION_VERT)
150 lMsflags |= FCF_TASKLIST;
151 if (lStyle & wxTINY_CAPTION_HORIZ)
152 lMsflags |= FCF_TASKLIST;
153
154 if ((lStyle & wxTHICK_FRAME) == 0)
155 lMsflags |= FCF_BORDER;
156 if (lStyle & wxFRAME_TOOL_WINDOW)
157 *plExflags = kFrameToolWindow;
158
159 if (lStyle & wxSTAY_ON_TOP)
160 lMsflags |= FCF_SYSMODAL;
161 }
162 return lMsflags;
163} // end of wxTopLevelWindowOS2::OS2GetCreateWindowFlags
164
165bool wxTopLevelWindowOS2::CreateDialog(
166 ULONG ulDlgTemplate
167, const wxString& rsTitle
168, const wxPoint& rPos
169, const wxSize& rSize
170)
171{
172 wxWindow* pParent = GetParent();
173
174 //
175 // For the dialogs without wxDIALOG_NO_PARENT style, use the top level
176 // app window as parent - this avoids creating modal dialogs without
177 // parent
178 //
179 if (!pParent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT))
180 {
181 pParent = wxTheApp->GetTopWindow();
182
183 if (pParent)
184 {
185 //
186 // Don't use transient windows as parents, this is dangerous as it
187 // can lead to a crash if the parent is destroyed before the child
188 //
189 // also don't use the window which is currently hidden as then the
190 // dialog would be hidden as well
191 if ((pParent->GetExtraStyle() & wxWS_EX_TRANSIENT) ||
192 !pParent->IsShown())
193 {
194 pParent = NULL;
195 }
196 }
197 }
198
199 HWND hWndDlg;
200 HWND hWndParent;
201
202 if (pParent)
203 hWndParent = GetHwndOf(pParent);
204 else
205 hWndParent = HWND_DESKTOP;
206
207 hWndDlg = ::WinLoadDlg( hWndParent
208 ,hWndParent
209 ,(PFNWP)wxDlgProc
210 ,NULL
211 ,(ULONG)ulDlgTemplate
212 ,(PVOID)this
213 );
214
215 m_hWnd = (WXHWND) hWndDlg;
216
217 if ( !m_hWnd )
218 {
219 wxFAIL_MSG(_("Did you forget to include wx/os2/wx.rc in your resources?"));
220
221 wxLogSysError(_("Can't create dialog using template '%ul'"), ulDlgTemplate);
222
223 return FALSE;
224 }
225
226 //
227 // Move the dialog to its initial position without forcing repainting
228 //
229 int nX;
230 int nY;
231 int nWidth;
232 int nHeight;
233
234 if (!OS2GetCreateWindowCoords( rPos
235 ,rSize
236 ,nX
237 ,nY
238 ,nWidth
239 ,nHeight
240 ))
241 {
242 nX = nWidth = (int)CW_USEDEFAULT;
243 }
244
245 //
246 // We can't use CW_USEDEFAULT here as we're not calling CreateWindow()
247 // and passing CW_USEDEFAULT to MoveWindow() results in resizing the
248 // window to (0, 0) size which breaks quite a lot of things, e.g. the
249 // sizer calculation in wxSizer::Fit()
250 //
251 if (nWidth == (int)CW_USEDEFAULT)
252 {
253 //
254 // The exact number doesn't matter, the dialog will be resized
255 // again soon anyhow but it should be big enough to allow
256 // calculation relying on "totalSize - clientSize > 0" work, i.e.
257 // at least greater than the title bar height
258 //
259 nWidth = nHeight = 100;
260 }
261 if (nX == (int)CW_USEDEFAULT)
262 {
263 //
264 // Centre it on the screen - what else can we do?
265 //
266 wxSize vSizeDpy = wxGetDisplaySize();
267
268 nX = (vSizeDpy.x - nWidth) / 2;
269 nY = (vSizeDpy.y - nHeight) / 2;
270 }
271 ::WinSetWindowPos( GetHwnd()
272 ,HWND_TOP
273 ,nX
274 ,nY
275 ,nWidth
276 ,nHeight
277 ,SWP_MOVE | SWP_SIZE | SWP_ZORDER | SWP_SHOW
278 );
279 if (!rsTitle.IsNull())
280 {
281 ::WinSetWindowText(GetHwnd(), rsTitle.c_str());
282 }
283 SubclassWin(m_hWnd);
284 return TRUE;
285} // end of wxTopLevelWindowOS2::CreateDialog
286
287bool wxTopLevelWindowOS2::CreateFrame(
288 const wxString& rsTitle
289, const wxPoint& rPos
290, const wxSize& rSize
291)
292{
293 long lExflags;
294 long lFlags = OS2GetCreateWindowFlags(&lExflags);
295 long lStyle = GetWindowStyleFlag();
296 int nX = rPos.x;
297 int nY = rPos.y;
298 int nWidth = rSize.x;
299 int nHeight = rSize.y;
300 ULONG ulStyleFlags = 0L;
301 ERRORID vError;
302 wxString sError;
303 wxWindow* pParent = GetParent();
304 HWND hParent;
305 HWND hFrame;
306 HWND hClient;
307
308 if (pParent)
309 hParent = GetHwndOf(pParent);
310 else
311 hParent = HWND_DESKTOP;
312
313 if ((lStyle & wxMINIMIZE) || (lStyle & wxICONIZE))
314 ulStyleFlags |= WS_MINIMIZED;
315 if (lStyle & wxMAXIMIZE)
316 ulStyleFlags |= WS_MAXIMIZED;
317
318 //
319 // Clear the visible flag, we always call show
320 //
321 ulStyleFlags &= (unsigned long)~WS_VISIBLE;
322 m_bIconized = FALSE;
323
324 //
325 // Create the frame window: We break ranks with other ports now
326 // and instead of calling down into the base wxWindow class' OS2Create
327 // we do all our own stuff here. We will set the needed pieces
328 // of wxWindow manually, here.
329 //
330
331 hFrame = ::WinCreateStdWindow( hParent
332 ,ulStyleFlags // frame-window style
333 ,(PULONG)&lFlags // window style
334 ,(PSZ)wxFrameClassName // class name
335 ,(PSZ)rsTitle.c_str() // window title
336 ,0L // default client style
337 ,NULLHANDLE // resource in executable file
338 ,0 // resource id
339 ,&hClient // receives client window handle
340 );
341 if (!hFrame)
342 {
343 vError = ::WinGetLastError(vHabmain);
344 sError = wxPMErrorToStr(vError);
345 wxLogError("Error creating frame. Error: %s\n", sError);
346 return FALSE;
347 }
348
349 //
350 // wxWindow class' m_hWnd set here and needed associations
351 //
352 m_hFrame = hFrame;
353 m_hWnd = hClient;
354 wxAssociateWinWithHandle(m_hWnd, this);
355 wxAssociateWinWithHandle(m_hFrame, this);
356
357 m_backgroundColour.Set(wxString("GREY"));
358
359 LONG lColor = (LONG)m_backgroundColour.GetPixel();
360
361 if (!::WinSetPresParam( m_hWnd
362 ,PP_BACKGROUNDCOLOR
363 ,sizeof(LONG)
364 ,(PVOID)&lColor
365 ))
366 {
367 vError = ::WinGetLastError(vHabmain);
368 sError = wxPMErrorToStr(vError);
369 wxLogError("Error creating frame. Error: %s\n", sError);
370 return FALSE;
371 }
372
373 //
374 // Now need to subclass window. Instead of calling the SubClassWin in wxWindow
375 // we manually subclass here because we don't want to use the main wxWndProc
376 // by default
377 //
378 m_fnOldWndProc = (WXFARPROC) ::WinSubclassWindow(m_hFrame, (PFNWP)wxFrameMainWndProc);
379
380 //
381 // Now size everything. If adding a menu the client will need to be resized.
382 //
383
384 if (pParent)
385 {
386 nY = pParent->GetSize().y - (nY + nHeight);
387 }
388 else
389 {
390 RECTL vRect;
391
392 ::WinQueryWindowRect(HWND_DESKTOP, &vRect);
393 nY = vRect.yTop - (nY + nHeight);
394 }
395 if (!::WinSetWindowPos( m_hFrame
396 ,HWND_TOP
397 ,nX
398 ,nY
399 ,nWidth
400 ,nHeight
401 ,SWP_SIZE | SWP_MOVE | SWP_ACTIVATE | SWP_ZORDER
402 ))
403 {
404 vError = ::WinGetLastError(vHabmain);
405 sError = wxPMErrorToStr(vError);
406 wxLogError("Error sizing frame. Error: %s\n", sError);
407 return FALSE;
408 }
409 return TRUE;
410} // end of wxTopLevelWindowOS2::CreateFrame
411
412bool wxTopLevelWindowOS2::Create(
413 wxWindow* pParent
414, wxWindowID vId
415, const wxString& rsTitle
416, const wxPoint& rPos
417, const wxSize& rSize
418, long lStyle
419, const wxString& rsName
420)
421{
422 //
423 // Init our fields
424 //
425 Init();
426 m_windowStyle = lStyle;
427 SetName(rsName);
428 m_windowId = vId == -1 ? NewControlId() : vId;
429 wxTopLevelWindows.Append(this);
430 if (pParent)
431 pParent->AddChild(this);
432
433 if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
434 {
435 //
436 // We have different dialog templates to allows creation of dialogs
437 // with & without captions under OS2indows, resizeable or not (but a
438 // resizeable dialog always has caption - otherwise it would look too
439 // strange)
440 //
441 ULONG ulDlgTemplate;
442
443 if (lStyle & wxRESIZE_BORDER)
444 ulDlgTemplate = (ULONG)kResizeableDialog;
445 else if (lStyle & wxCAPTION)
446 ulDlgTemplate = (ULONG)kCaptionDialog;
447 else
448 ulDlgTemplate = (ULONG)kNoCaptionDialog;
449 return CreateDialog( ulDlgTemplate
450 ,rsTitle
451 ,rPos
452 ,rSize
453 );
454 }
455 else // !dialog
456 {
457 return CreateFrame( rsTitle
458 ,rPos
459 ,rSize
460 );
461 }
462} // end of wxTopLevelWindowOS2::Create
463
464wxTopLevelWindowOS2::~wxTopLevelWindowOS2()
465{
466 wxTopLevelWindows.DeleteObject(this);
467
468 if (wxModelessWindows.Find(this))
469 wxModelessWindows.DeleteObject(this);
470
471 //
472 // If this is the last top-level window, exit.
473 //
474 if (wxTheApp && (wxTopLevelWindows.Number() == 0))
475 {
476 wxTheApp->SetTopWindow(NULL);
477 if ( wxTheApp->GetExitOnFrameDelete() )
478 {
479 ::WinPostMsg(NULL, WM_QUIT, 0, 0);
480 }
481 }
482} // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2
483
484//
485// IF we have child controls in the Frame's client we need to alter
486// the y position, because, OS/2 controls are positioned relative to
487// wxWindows orgin (top left) not the OS/2 origin (bottom left)
488//
489void wxTopLevelWindowOS2::AlterChildPos()
490{
491 //
492 // OS/2 is the only OS concerned about this
493 //
494 wxWindow* pChild = NULL;
495 wxControl* pCtrl = NULL;
496 RECTL vRect;
497 SWP vSwp;
498
499 ::WinQueryWindowRect(GetHwnd(), &vRect);
500 for (wxWindowList::Node* pNode = GetChildren().GetFirst();
501 pNode;
502 pNode = pNode->GetNext())
503 {
504 wxWindow* pChild = pNode->GetData();
505
506 ::WinQueryWindowPos(pChild->GetHWND(), &vSwp);
507 vSwp.y += (vRect.yTop - m_vSwpClient.cy);
508 if (pChild->IsKindOf(CLASSINFO(wxControl)))
509 {
510 pCtrl = wxDynamicCast(pChild, wxControl);
511 //
512 // Must deal with controls that have margins like ENTRYFIELD. The SWP
513 // struct of such a control will have and origin offset from its intended
514 // position by the width of the margins.
515 //
516 vSwp.y -= pCtrl->GetYComp();
517 vSwp.x -= pCtrl->GetXComp();
518 }
519 ::WinSetWindowPos( pChild->GetHWND()
520 ,HWND_TOP
521 ,vSwp.x
522 ,vSwp.y
523 ,vSwp.cx
524 ,vSwp.cy
525 ,SWP_MOVE
526 );
527 ::WinQueryWindowPos(pChild->GetHWND(), &vSwp);
528 pChild = NULL;
529 }
530 ::WinQueryWindowPos(GetHwnd(), &m_vSwpClient);
531} // end of wxTopLevelWindowOS2::AlterChildPos
532
793c7f9b
DW		 533void wxTopLevelWindowOS2::UpdateInternalSize(
534 wxWindow* pChild
535, int nHeight
536)
537{
538 pChild->MoveChildren(m_vSwpClient.cy - nHeight);
539 ::WinQueryWindowPos(GetHwnd(), &m_vSwpClient);
540} // end of wxTopLevelWindowOS2::UpdateInternalSize
541
f45e4fad
DW		 542// ----------------------------------------------------------------------------
543// wxTopLevelWindowOS2 client size
544// ----------------------------------------------------------------------------
545
546void wxTopLevelWindowOS2::DoSetClientSize(
547 int nWidth
548, int nHeight
549)
550{
551 //
552 // Call GetClientAreaOrigin() to take the toolbar into account
553 //
554 wxPoint vPt = GetClientAreaOrigin();
555
556 nWidth += vPt.x;
557 nHeight += vPt.y;
558
559 wxWindow::DoSetClientSize( nWidth
560 ,nHeight
561 );
562} // end of wxTopLevelWindowOS2::DoSetClientSize
563
564void wxTopLevelWindowOS2::DoGetClientSize(
565 int* pnX
566, int* pnY
567) const
568{
569 wxWindow::DoGetClientSize( pnX
570 ,pnY
571 );
572
573 wxPoint vPt = GetClientAreaOrigin();
574
575 if (pnX)
576 *pnX -= vPt.x;
577
578 if (pnY)
579 *pnY += vPt.y;
580} // end of wxTopLevelWindowOS2::DoGetClientSize
581
582// ----------------------------------------------------------------------------
583// wxTopLevelWindowOS2 showing
584// ----------------------------------------------------------------------------
585
586void wxTopLevelWindowOS2::DoShowWindow(
587 int nShowCmd
588)
589{
590 ::WinShowWindow(m_hFrame, (BOOL)nShowCmd);
591 m_bIconized = nShowCmd == SWP_MINIMIZE;
592} // end of wxTopLevelWindowOS2::DoShowWindow
593
594bool wxTopLevelWindowOS2::Show(
595 bool bShow
596)
597{
598 int nShowCmd;
599 SWP vSwp;
600 RECTL vRect;
601
602 if (bShow)
603 {
604 if (m_bMaximizeOnShow)
605 {
606 nShowCmd = SWP_SHOW;
607 m_bMaximizeOnShow = FALSE;
608 }
609 else
610 {
611 nShowCmd = SWP_HIDE;
612 }
613 }
614 else // hide
615 {
616 nShowCmd = SWP_HIDE;
617 }
618 DoShowWindow(nShowCmd);
619
620 if (bShow)
621 {
622 wxActivateEvent vEvent(wxEVT_ACTIVATE, TRUE, m_windowId);
623
624 ::WinQueryWindowPos(m_hFrame, &vSwp);
625 m_bIconized = vSwp.fl & SWP_MINIMIZE;
626 ::WinQueryWindowPos(m_hWnd, &m_vSwpClient);
627 ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)~0, 0);
628 ::WinEnableWindow(m_hFrame, TRUE);
629 vEvent.SetEventObject(this);
630 GetEventHandler()->ProcessEvent(vEvent);
631 }
632 else
633 {
634 //
635 // Try to highlight the correct window (the parent)
636 //
637 if (GetParent())
638 {
639 HWND hWndParent = GetHwndOf(GetParent());
640
641 ::WinQueryWindowPos(hWndParent, &vSwp);
642 m_bIconized = vSwp.fl & SWP_MINIMIZE;
643 if (hWndParent)
644 ::WinSetWindowPos( hWndParent
645 ,HWND_TOP
646 ,vSwp.x
647 ,vSwp.y
648 ,vSwp.cx
649 ,vSwp.cy
650 ,SWP_ZORDER | SWP_ACTIVATE | SWP_SHOW | SWP_MOVE
651 );
652 ::WinEnableWindow(hWndParent, TRUE);
653 }
654 }
655 return TRUE;
656} // end of wxTopLevelWindowOS2::Show
657
658// ----------------------------------------------------------------------------
659// wxTopLevelWindowOS2 maximize/minimize
660// ----------------------------------------------------------------------------
661
662void wxTopLevelWindowOS2::Maximize(
663 bool bMaximize
664)
665{
666 if (IsShown())
667 {
668 //
669 // Just maximize it directly
670 //
671 DoShowWindow(bMaximize ? SWP_MAXIMIZE : SWP_RESTORE);
672 }
673 else // hidden
674 {
675 //
676 // We can't maximize the hidden frame because it shows it as well, so
677 // just remember that we should do it later in this case
678 //
679 m_bMaximizeOnShow = TRUE;
680 }
681} // end of wxTopLevelWindowOS2::Maximize
682
683bool wxTopLevelWindowOS2::IsMaximized() const
684{
685 bool bIconic;
686
687 ::WinQueryWindowPos(m_hFrame, (PSWP)&m_vSwp);
688 return (m_vSwp.fl & SWP_MAXIMIZE);
689} // end of wxTopLevelWindowOS2::IsMaximized
690
691void wxTopLevelWindowOS2::Iconize(
692 bool bIconize
693)
694{
695 DoShowWindow(bIconize ? SWP_MINIMIZE : SWP_RESTORE);
696} // end of wxTopLevelWindowOS2::Iconize
697
698bool wxTopLevelWindowOS2::IsIconized() const
699{
700 // also update the current state
701 ::WinQueryWindowPos(m_hFrame, (PSWP)&m_vSwp);
702 if (m_vSwp.fl & SWP_MINIMIZE)
703 ((wxTopLevelWindow*)this)->m_bIconized = TRUE;
704 else
705 ((wxTopLevelWindow*)this)->m_bIconized = FALSE;
706 return m_bIconized;
707} // end of wxTopLevelWindowOS2::IsIconized
708
709void wxTopLevelWindowOS2::Restore()
710{
711 DoShowWindow(SWP_RESTORE);
712} // end of wxTopLevelWindowOS2::Restore
713
714// ----------------------------------------------------------------------------
715// wxTopLevelWindowOS2 fullscreen
716// ----------------------------------------------------------------------------
717
718bool wxTopLevelWindowOS2::ShowFullScreen(
719 bool bShow
720, long lStyle
721)
722{
723 if (bShow)
724 {
725 if (IsFullScreen())
726 return FALSE;
727
728 m_bFsIsShowing = TRUE;
729 m_lFsStyle = lStyle;
730
731 //
732 // Zap the frame borders
733 //
734
735 //
736 // Save the 'normal' window lStyle
737 //
738 m_lFsOldWindowStyle = ::WinQueryWindowULong( (HWND)GetHWND()
739 ,QWL_STYLE
740 );
741
742 //
743 // Save the old position, width & height, maximize state
744 //
745 m_vFsOldSize = GetRect();
746 m_bFsIsMaximized = IsMaximized();
747
748 //
749 // Decide which window lStyle flags to turn off
750 //
751 LONG lNewStyle = m_lFsOldWindowStyle;
752 LONG lOffFlags = 0;
753
754 if (lStyle & wxFULLSCREEN_NOBORDER)
755 lOffFlags |= FCF_BORDER;
756 if (lStyle & wxFULLSCREEN_NOCAPTION)
757 lOffFlags |= (FCF_TASKLIST | FCF_SYSMENU);
758
759 lNewStyle &= (~lOffFlags);
760
761 //
762 // Change our window style to be compatible with full-screen mode
763 //
764 ::WinSetWindowULong( (HWND)GetHWND()
765 ,QWL_STYLE
766 ,lNewStyle
767 );
768
769 //
770 // Resize to the size of the desktop
771 //
772 int nWidth;
773 int nHeight;
774 RECTL vRect = wxGetWindowRect(HWND_DESKTOP);
775
776 nWidth = vRect.xRight - vRect.xLeft;
777 nHeight = vRect.yTop - vRect.yBottom;
778
779 SetSize( nWidth
780 ,nHeight
781 );
782
783 //
784 // Now flush the window style cache and actually go full-screen
785 //
786 ::WinSetWindowPos( m_hFrame
787 ,HWND_TOP
788 ,0
789 ,0
790 ,nWidth
791 ,nHeight
792 ,SWP_SIZE | SWP_MOVE
793 );
794
795 wxSizeEvent vEvent( wxSize( nWidth
796 ,nHeight
797 )
798 ,GetId()
799 );
800
801 GetEventHandler()->ProcessEvent(vEvent);
802 return TRUE;
803 }
804 else
805 {
806 if (!IsFullScreen())
807 return FALSE;
808
809 m_bFsIsShowing = FALSE;
810 Maximize(m_bFsIsMaximized);
811 ::WinSetWindowULong( (HWND)GetHWND()
812 ,QWL_STYLE
813 ,m_lFsOldWindowStyle
814 );
815 ::WinSetWindowPos( m_hFrame
816 ,HWND_TOP
817 ,m_vFsOldSize.x
818 ,m_vFsOldSize.y
819 ,m_vFsOldSize.width
820 ,m_vFsOldSize.height
821 ,SWP_SIZE | SWP_MOVE
822 );
823 return TRUE;
824 }
825} // end of wxTopLevelWindowOS2::ShowFullScreen
826
827// ----------------------------------------------------------------------------
828// wxTopLevelWindowOS2 misc
829// ----------------------------------------------------------------------------
830
831void wxTopLevelWindowOS2::SetIcon(
832 const wxIcon& rIcon
833)
834{
835 //
836 // This sets m_icon
837 //
838 wxTopLevelWindowBase::SetIcon(rIcon);
839
840 if (m_icon.Ok())
841 {
842 ::WinSendMsg( m_hFrame
843 ,WM_SETICON
844 ,(MPARAM)((HPOINTER)m_icon.GetHICON())
845 ,NULL
846 );
847 ::WinSendMsg( m_hFrame
848 ,WM_UPDATEFRAME
849 ,(MPARAM)FCF_ICON
850 ,(MPARAM)0
851 );
852 }
853} // end of wxTopLevelWindowOS2::SetIcon
854
855bool wxTopLevelWindowOS2::EnableCloseButton(
856 bool bEnable
857)
858{
859 //
860 // Get system (a.k.a. window) menu
861 //
862 HMENU hMenu = ::WinWindowFromID(m_hFrame, FID_SYSMENU);
863
864 if (!hMenu)
865 {
866 wxLogLastError(_T("GetSystemMenu"));
867 return FALSE;
868 }
869
870 //
871 // Enabling/disabling the close item from it also automatically
872 // disables/enables the close title bar button
873 //
874 if (bEnable)
875 (void)::WinSendMsg( hMenu
876 ,MM_SETITEMATTR
877 ,MPFROM2SHORT(SC_CLOSE, FALSE)
878 ,MPFROM2SHORT(MIA_DISABLED, FALSE)
879 );
880 else
881 (void)::WinSendMsg( hMenu
882 ,MM_SETITEMATTR
883 ,MPFROM2SHORT(SC_CLOSE, FALSE)
884 ,MPFROM2SHORT(MIA_DISABLED, MIA_DISABLED)
885 );
886
887 //
888 // Update appearance immediately
889 //
890 ::WinSendMsg( m_hFrame
891 ,WM_UPDATEFRAME
892 ,(MPARAM)FCF_MENU
893 ,(MPARAM)0
894 );
895 return TRUE;
896} // end of wxTopLevelWindowOS2::EnableCloseButton
897
wxWidgets (Impactor)