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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/msw/window.h
3 // Purpose: wxWindowMSW class
4 // Author: Julian Smart
5 // Modified by: Vadim Zeitlin on 13.05.99: complete refont of message handling,
6 // elimination of Default(), ...
7 // Created: 01/02/97
8 // RCS-ID: $Id$
9 // Copyright: (c) Julian Smart
10 // Licence: wxWindows licence
11 /////////////////////////////////////////////////////////////////////////////
12
13 #ifndef _WX_WINDOW_H_
14 #define _WX_WINDOW_H_
15
16 #include "wx/settings.h" // solely for wxSystemColour
17
18 // if this is set to 1, we use deferred window sizing to reduce flicker when
19 // resizing complicated window hierarchies, but this can in theory result in
20 // different behaviour than the old code so we keep the possibility to use it
21 // by setting this to 0 (in the future this should be removed completely)
22 #ifdef __WXWINCE__
23 #define wxUSE_DEFERRED_SIZING 0
24 #else
25 #define wxUSE_DEFERRED_SIZING 1
26 #endif
27
28 // ---------------------------------------------------------------------------
29 // wxWindow declaration for MSW
30 // ---------------------------------------------------------------------------
31
32 class WXDLLIMPEXP_CORE wxWindowMSW : public wxWindowBase
33 {
34 friend class wxSpinCtrl;
35 friend class wxSlider;
36 friend class wxRadioBox;
37 #if defined __VISUALC__ && __VISUALC__ <= 1200
38 friend class wxWindowMSW;
39 #endif
40 public:
41 wxWindowMSW() { Init(); }
42
43 wxWindowMSW(wxWindow *parent,
44 wxWindowID id,
45 const wxPoint& pos = wxDefaultPosition,
46 const wxSize& size = wxDefaultSize,
47 long style = 0,
48 const wxString& name = wxPanelNameStr)
49 {
50 Init();
51 Create(parent, id, pos, size, style, name);
52 }
53
54 virtual ~wxWindowMSW();
55
56 bool Create(wxWindow *parent,
57 wxWindowID id,
58 const wxPoint& pos = wxDefaultPosition,
59 const wxSize& size = wxDefaultSize,
60 long style = 0,
61 const wxString& name = wxPanelNameStr);
62
63 // implement base class pure virtuals
64 virtual void SetLabel(const wxString& label);
65 virtual wxString GetLabel() const;
66
67 virtual void Raise();
68 virtual void Lower();
69
70 virtual bool Show(bool show = true);
71 virtual bool ShowWithEffect(wxShowEffect effect,
72 unsigned timeout = 0)
73 {
74 return MSWShowWithEffect(true, effect, timeout);
75 }
76 virtual bool HideWithEffect(wxShowEffect effect,
77 unsigned timeout = 0)
78 {
79 return MSWShowWithEffect(false, effect, timeout);
80 }
81
82 virtual void SetFocus();
83 virtual void SetFocusFromKbd();
84
85 virtual bool Reparent(wxWindowBase *newParent);
86
87 virtual void WarpPointer(int x, int y);
88
89 virtual void Refresh( bool eraseBackground = true,
90 const wxRect *rect = (const wxRect *) NULL );
91 virtual void Update();
92
93 virtual void SetWindowStyleFlag(long style);
94 virtual void SetExtraStyle(long exStyle);
95 virtual bool SetCursor( const wxCursor &cursor );
96 virtual bool SetFont( const wxFont &font );
97
98 virtual int GetCharHeight() const;
99 virtual int GetCharWidth() const;
100
101 virtual void SetScrollbar( int orient, int pos, int thumbVisible,
102 int range, bool refresh = true );
103 virtual void SetScrollPos( int orient, int pos, bool refresh = true );
104 virtual int GetScrollPos( int orient ) const;
105 virtual int GetScrollThumb( int orient ) const;
106 virtual int GetScrollRange( int orient ) const;
107 virtual void ScrollWindow( int dx, int dy,
108 const wxRect* rect = NULL );
109
110 virtual bool ScrollLines(int lines);
111 virtual bool ScrollPages(int pages);
112
113 virtual void SetLayoutDirection(wxLayoutDirection dir);
114 virtual wxLayoutDirection GetLayoutDirection() const;
115 virtual wxCoord AdjustForLayoutDirection(wxCoord x,
116 wxCoord width,
117 wxCoord widthTotal) const;
118
119 #if wxUSE_DRAG_AND_DROP
120 virtual void SetDropTarget( wxDropTarget *dropTarget );
121 #endif // wxUSE_DRAG_AND_DROP
122
123 // Accept files for dragging
124 virtual void DragAcceptFiles(bool accept);
125
126 #ifndef __WXUNIVERSAL__
127 // Native resource loading (implemented in src/msw/nativdlg.cpp)
128 // FIXME: should they really be all virtual?
129 virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
130 virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
131 wxWindow* GetWindowChild1(wxWindowID id);
132 wxWindow* GetWindowChild(wxWindowID id);
133 #endif // __WXUNIVERSAL__
134
135 #if wxUSE_HOTKEY
136 // install and deinstall a system wide hotkey
137 virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
138 virtual bool UnregisterHotKey(int hotkeyId);
139 #endif // wxUSE_HOTKEY
140
141 #ifdef __POCKETPC__
142 bool IsContextMenuEnabled() const { return m_contextMenuEnabled; }
143 void EnableContextMenu(bool enable = true) { m_contextMenuEnabled = enable; }
144 #endif
145
146 // window handle stuff
147 // -------------------
148
149 WXHWND GetHWND() const { return m_hWnd; }
150 void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
151 virtual WXWidget GetHandle() const { return GetHWND(); }
152
153 void AssociateHandle(WXWidget handle);
154 void DissociateHandle();
155
156 // does this window have deferred position and/or size?
157 bool IsSizeDeferred() const;
158
159 // these functions allow to register a global handler for the given Windows
160 // message: it will be called from MSWWindowProc() of any window which gets
161 // this event if it's not processed before (i.e. unlike a hook procedure it
162 // does not override the normal processing)
163 //
164 // notice that if you want to process a message for a given window only you
165 // should override its MSWWindowProc() instead
166
167 // type of the handler: it is called with the message parameters (except
168 // that the window object is passed instead of window handle) and should
169 // return true if it handled the message or false if it should be passed to
170 // DefWindowProc()
171 typedef bool (*MSWMessageHandler)(wxWindowMSW *win,
172 WXUINT nMsg,
173 WXWPARAM wParam,
174 WXLPARAM lParam);
175
176 // install a handler, shouldn't be called more than one for the same message
177 static bool MSWRegisterMessageHandler(int msg, MSWMessageHandler handler);
178
179 // unregister a previously registered handler
180 static void MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler);
181
182
183 // implementation from now on
184 // ==========================
185
186 // event handlers
187 // --------------
188
189 void OnPaint(wxPaintEvent& event);
190 #ifdef __WXWINCE__
191 void OnInitDialog(wxInitDialogEvent& event);
192 #endif
193
194 public:
195 // Windows subclassing
196 void SubclassWin(WXHWND hWnd);
197 void UnsubclassWin();
198
199 WXFARPROC MSWGetOldWndProc() const { return m_oldWndProc; }
200 void MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
201
202 // return true if the window is of a standard (i.e. not wxWidgets') class
203 //
204 // to understand why does it work, look at SubclassWin() code and comments
205 bool IsOfStandardClass() const { return m_oldWndProc != NULL; }
206
207 wxWindow *FindItem(long id) const;
208 wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = false) const;
209
210 // MSW only: true if this control is part of the main control
211 virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; }
212
213 #if wxUSE_TOOLTIPS
214 // MSW only: true if this window or any of its children have a tooltip
215 virtual bool HasToolTips() const { return GetToolTip() != NULL; }
216 #endif // wxUSE_TOOLTIPS
217
218 // translate wxWidgets style flags for this control into the Windows style
219 // and optional extended style for the corresponding native control
220 //
221 // this is the function that should be overridden in the derived classes,
222 // but you will mostly use MSWGetCreateWindowFlags() below
223 virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const ;
224
225 // get the MSW window flags corresponding to wxWidgets ones
226 //
227 // the functions returns the flags (WS_XXX) directly and puts the ext
228 // (WS_EX_XXX) flags into the provided pointer if not NULL
229 WXDWORD MSWGetCreateWindowFlags(WXDWORD *exflags = NULL) const
230 { return MSWGetStyle(GetWindowStyle(), exflags); }
231
232 // update the real underlying window style flags to correspond to the
233 // current wxWindow object style (safe to call even if window isn't fully
234 // created yet)
235 void MSWUpdateStyle(long flagsOld, long exflagsOld);
236
237 // translate wxWidgets coords into Windows ones suitable to be passed to
238 // ::CreateWindow()
239 //
240 // returns true if non default coords are returned, false otherwise
241 bool MSWGetCreateWindowCoords(const wxPoint& pos,
242 const wxSize& size,
243 int& x, int& y,
244 int& w, int& h) const;
245
246 // get the HWND to be used as parent of this window with CreateWindow()
247 virtual WXHWND MSWGetParent() const;
248
249 // get the Win32 window class name used by all wxWindow objects by default
250 static const wxChar *MSWGetRegisteredClassName();
251
252 // creates the window of specified Windows class with given style, extended
253 // style, title and geometry (default values
254 //
255 // returns true if the window has been created, false if creation failed
256 bool MSWCreate(const wxChar *wclass,
257 const wxChar *title = NULL,
258 const wxPoint& pos = wxDefaultPosition,
259 const wxSize& size = wxDefaultSize,
260 WXDWORD style = 0,
261 WXDWORD exendedStyle = 0);
262
263 virtual bool MSWCommand(WXUINT param, WXWORD id);
264
265 #ifndef __WXUNIVERSAL__
266 // Create an appropriate wxWindow from a HWND
267 virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);
268
269 // Make sure the window style reflects the HWND style (roughly)
270 virtual void AdoptAttributesFromHWND();
271 #endif // __WXUNIVERSAL__
272
273 // Setup background and foreground colours correctly
274 virtual void SetupColours();
275
276 // ------------------------------------------------------------------------
277 // helpers for message handlers: these perform the same function as the
278 // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
279 // the correct parameters
280 // ------------------------------------------------------------------------
281
282 void UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
283 WXWORD *id, WXHWND *hwnd, WXWORD *cmd);
284 void UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
285 WXWORD *state, WXWORD *minimized, WXHWND *hwnd);
286 void UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
287 WXWORD *code, WXWORD *pos, WXHWND *hwnd);
288 void UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
289 WXHDC *hdc, WXHWND *hwnd);
290 void UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
291 WXWORD *item, WXWORD *flags, WXHMENU *hmenu);
292
293 // ------------------------------------------------------------------------
294 // internal handlers for MSW messages: all handlers return a boolean value:
295 // true means that the handler processed the event and false that it didn't
296 // ------------------------------------------------------------------------
297
298 // there are several cases where we have virtual functions for Windows
299 // message processing: this is because these messages often require to be
300 // processed in a different manner in the derived classes. For all other
301 // messages, however, we do *not* have corresponding MSWOnXXX() function
302 // and if the derived class wants to process them, it should override
303 // MSWWindowProc() directly.
304
305 // scroll event (both horizontal and vertical)
306 virtual bool MSWOnScroll(int orientation, WXWORD nSBCode,
307 WXWORD pos, WXHWND control);
308
309 // child control notifications
310 virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
311
312 // owner-drawn controls need to process these messages
313 virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
314 virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
315
316 // the rest are not virtual
317 bool HandleCreate(WXLPCREATESTRUCT cs, bool *mayCreate);
318 bool HandleInitDialog(WXHWND hWndFocus);
319 bool HandleDestroy();
320
321 bool HandlePaint();
322 bool HandlePrintClient(WXHDC hDC);
323 bool HandleEraseBkgnd(WXHDC hDC);
324
325 bool HandleMinimize();
326 bool HandleMaximize();
327 bool HandleSize(int x, int y, WXUINT flag);
328 bool HandleSizing(wxRect& rect);
329 bool HandleGetMinMaxInfo(void *mmInfo);
330 bool HandleEnterSizeMove();
331 bool HandleExitSizeMove();
332
333 bool HandleShow(bool show, int status);
334 bool HandleActivate(int flag, bool minimized, WXHWND activate);
335
336 bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control);
337
338 bool HandleCtlColor(WXHBRUSH *hBrush, WXHDC hdc, WXHWND hWnd);
339
340 bool HandlePaletteChanged(WXHWND hWndPalChange);
341 bool HandleQueryNewPalette();
342 bool HandleSysColorChange();
343 bool HandleDisplayChange();
344 bool HandleCaptureChanged(WXHWND gainedCapture);
345 virtual bool HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam);
346
347 bool HandleQueryEndSession(long logOff, bool *mayEnd);
348 bool HandleEndSession(bool endSession, long logOff);
349
350 bool HandleSetFocus(WXHWND wnd);
351 bool HandleKillFocus(WXHWND wnd);
352
353 bool HandleDropFiles(WXWPARAM wParam);
354
355 bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
356 bool HandleMouseMove(int x, int y, WXUINT flags);
357 bool HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam);
358
359 bool HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII = false);
360 bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);
361 bool HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam);
362 #if wxUSE_ACCEL
363 bool HandleHotKey(WXWPARAM wParam, WXLPARAM lParam);
364 #endif
365 #ifdef __WIN32__
366 int HandleMenuChar(int chAccel, WXLPARAM lParam);
367 #endif
368 // Create and process a clipboard event specified by type.
369 bool HandleClipboardEvent( WXUINT nMsg );
370
371 bool HandleQueryDragIcon(WXHICON *hIcon);
372
373 bool HandleSetCursor(WXHWND hWnd, short nHitTest, int mouseMsg);
374
375 bool HandlePower(WXWPARAM wParam, WXLPARAM lParam, bool *vetoed);
376
377
378 // Window procedure
379 virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
380
381 // Calls an appropriate default window procedure
382 virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
383
384 // message processing helpers
385
386 // return false if the message shouldn't be translated/preprocessed but
387 // dispatched normally
388 virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg);
389
390 // return true if the message was preprocessed and shouldn't be dispatched
391 virtual bool MSWProcessMessage(WXMSG* pMsg);
392
393 // return true if the message was translated and shouldn't be dispatched
394 virtual bool MSWTranslateMessage(WXMSG* pMsg);
395
396 // called when the window is about to be destroyed
397 virtual void MSWDestroyWindow();
398
399
400 // this function should return the brush to paint the children controls
401 // background or 0 if this window doesn't impose any particular background
402 // on its children
403 //
404 // the hDC parameter is the DC background will be drawn on, it can be used
405 // to call SetBrushOrgEx() on it if the returned brush is a bitmap one
406 //
407 // child parameter is never NULL
408 //
409 // the base class version returns a solid brush if we have a non default
410 // background colour or 0 otherwise
411 virtual WXHBRUSH MSWGetBgBrushForChild(WXHDC hDC, wxWindowMSW *child);
412
413 // return the background brush to use for painting the given window by
414 // quering the parent windows via their MSWGetBgBrushForChild() recursively
415 WXHBRUSH MSWGetBgBrush(WXHDC hDC) { return MSWGetBgBrush(hDC, this); }
416 WXHBRUSH MSWGetBgBrush(WXHDC hDC, wxWindowMSW *child);
417
418 enum MSWThemeColour
419 {
420 ThemeColourText = 0,
421 ThemeColourBackground,
422 ThemeColourBorder
423 };
424
425 // returns a specific theme colour, or if that is not possible then
426 // wxSystemSettings::GetColour(fallback)
427 wxColour MSWGetThemeColour(const wchar_t *themeName,
428 int themePart,
429 int themeState,
430 MSWThemeColour themeColour,
431 wxSystemColour fallback) const;
432
433 // gives the parent the possibility to draw its children background, e.g.
434 // this is used by wxNotebook to do it using DrawThemeBackground()
435 //
436 // return true if background was drawn, false otherwise
437 virtual bool MSWPrintChild(WXHDC WXUNUSED(hDC), wxWindow * WXUNUSED(child))
438 {
439 return false;
440 }
441
442 // some controls (e.g. wxListBox) need to set the return value themselves
443 //
444 // return true to let parent handle it if we don't, false otherwise
445 virtual bool MSWShouldPropagatePrintChild()
446 {
447 return true;
448 }
449
450 #if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
451 #define wxHAS_MSW_BACKGROUND_ERASE_HOOK
452 #endif
453
454 #ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK
455 // allows the child to hook into its parent WM_ERASEBKGND processing: call
456 // MSWSetEraseBgHook() with a non-NULL window to make parent call
457 // MSWEraseBgHook() on this window (don't forget to reset it to NULL
458 // afterwards)
459 //
460 // this hack is used by wxToolBar, see comments there
461 void MSWSetEraseBgHook(wxWindow *child);
462
463 // return true if WM_ERASEBKGND is currently hooked
464 bool MSWHasEraseBgHook() const;
465
466 // called when the window on which MSWSetEraseBgHook() had been called
467 // receives WM_ERASEBKGND
468 virtual bool MSWEraseBgHook(WXHDC WXUNUSED(hDC)) { return false; }
469 #endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK
470
471 // common part of Show/HideWithEffect()
472 bool MSWShowWithEffect(bool show,
473 wxShowEffect effect,
474 unsigned timeout);
475
476 // Responds to colour changes: passes event on to children.
477 void OnSysColourChanged(wxSysColourChangedEvent& event);
478
479 // initialize various fields of wxMouseEvent (common part of MSWOnMouseXXX)
480 void InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags);
481
482 // check if mouse is in the window
483 bool IsMouseInWindow() const;
484
485 // check if a native double-buffering applies for this window
486 virtual bool IsDoubleBuffered() const;
487
488 void SetDoubleBuffered(bool on);
489
490 // synthesize a wxEVT_LEAVE_WINDOW event and set m_mouseInWindow to false
491 void GenerateMouseLeave();
492
493 // virtual function for implementing internal idle
494 // behaviour
495 virtual void OnInternalIdle();
496
497 protected:
498 // this allows you to implement standard control borders without
499 // repeating the code in different classes that are not derived from
500 // wxControl
501 virtual wxBorder GetDefaultBorderForControl() const;
502
503 // choose the default border for this window
504 virtual wxBorder GetDefaultBorder() const;
505
506 // Translate wxBORDER_THEME (and other border styles if necessary to the value
507 // that makes most sense for this Windows environment
508 virtual wxBorder TranslateBorder(wxBorder border) const;
509
510 #if wxUSE_MENUS_NATIVE
511 virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
512 #endif // wxUSE_MENUS_NATIVE
513
514 // the window handle
515 WXHWND m_hWnd;
516
517 // the old window proc (we subclass all windows)
518 WXFARPROC m_oldWndProc;
519
520 // additional (MSW specific) flags
521 bool m_mouseInWindow:1;
522 bool m_lastKeydownProcessed:1;
523
524 // the size of one page for scrolling
525 int m_xThumbSize;
526 int m_yThumbSize;
527
528 // implement the base class pure virtuals
529 virtual void DoGetTextExtent(const wxString& string,
530 int *x, int *y,
531 int *descent = NULL,
532 int *externalLeading = NULL,
533 const wxFont *font = NULL) const;
534 virtual void DoClientToScreen( int *x, int *y ) const;
535 virtual void DoScreenToClient( int *x, int *y ) const;
536 virtual void DoGetPosition( int *x, int *y ) const;
537 virtual void DoGetSize( int *width, int *height ) const;
538 virtual void DoGetClientSize( int *width, int *height ) const;
539 virtual void DoSetSize(int x, int y,
540 int width, int height,
541 int sizeFlags = wxSIZE_AUTO);
542 virtual void DoSetClientSize(int width, int height);
543
544 virtual wxSize DoGetBorderSize() const;
545
546 virtual void DoCaptureMouse();
547 virtual void DoReleaseMouse();
548
549 virtual void DoEnable(bool enable);
550
551 virtual void DoFreeze();
552 virtual void DoThaw();
553
554 // this simply moves/resizes the given HWND which is supposed to be our
555 // sibling (this is useful for controls which are composite at MSW level
556 // and for which DoMoveWindow() is not enough)
557 //
558 // returns true if the window move was deferred, false if it was moved
559 // immediately (no error return)
560 bool DoMoveSibling(WXHWND hwnd, int x, int y, int width, int height);
561
562 // move the window to the specified location and resize it: this is called
563 // from both DoSetSize() and DoSetClientSize() and would usually just call
564 // ::MoveWindow() except for composite controls which will want to arrange
565 // themselves inside the given rectangle
566 virtual void DoMoveWindow(int x, int y, int width, int height);
567
568 #if wxUSE_TOOLTIPS
569 virtual void DoSetToolTip( wxToolTip *tip );
570
571 // process TTN_NEEDTEXT message properly (i.e. fixing the bugs in
572 // comctl32.dll in our code -- see the function body for more info)
573 bool HandleTooltipNotify(WXUINT code,
574 WXLPARAM lParam,
575 const wxString& ttip);
576 #endif // wxUSE_TOOLTIPS
577
578 // the helper functions used by HandleChar/KeyXXX methods
579 wxKeyEvent CreateKeyEvent(wxEventType evType, int id,
580 WXLPARAM lParam = 0, WXWPARAM wParam = 0) const;
581
582
583 // default OnEraseBackground() implementation, return true if we did erase
584 // the background, false otherwise (i.e. the system should erase it)
585 bool DoEraseBackground(WXHDC hDC);
586
587 // generate WM_CHANGEUISTATE if it's needed for the OS we're running under
588 //
589 // action should be one of the UIS_XXX constants
590 // state should be one or more of the UISF_XXX constants
591 // if action == UIS_INITIALIZE then it doesn't seem to matter what we use
592 // for state as the system will decide for us what needs to be set
593 void MSWUpdateUIState(int action, int state = 0);
594
595 private:
596 // common part of all ctors
597 void Init();
598
599 // the (non-virtual) handlers for the events
600 bool HandleMove(int x, int y);
601 bool HandleMoving(wxRect& rect);
602 bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags);
603 bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
604
605 #if wxUSE_DEFERRED_SIZING
606 protected:
607 // this function is called after the window was resized to its new size
608 virtual void MSWEndDeferWindowPos()
609 {
610 m_pendingPosition = wxDefaultPosition;
611 m_pendingSize = wxDefaultSize;
612 }
613
614 // current defer window position operation handle (may be NULL)
615 WXHANDLE m_hDWP;
616
617 // When deferred positioning is done these hold the pending changes, and
618 // are used for the default values if another size/pos changes is done on
619 // this window before the group of deferred changes is completed.
620 wxPoint m_pendingPosition;
621 wxSize m_pendingSize;
622 #endif // wxUSE_DEFERRED_SIZING
623
624 private:
625 #ifdef __POCKETPC__
626 bool m_contextMenuEnabled;
627 #endif
628
629 DECLARE_DYNAMIC_CLASS(wxWindowMSW)
630 wxDECLARE_NO_COPY_CLASS(wxWindowMSW);
631 DECLARE_EVENT_TABLE()
632 };
633
634 // ----------------------------------------------------------------------------
635 // inline functions
636 // ----------------------------------------------------------------------------
637
638 // ---------------------------------------------------------------------------
639 // global functions
640 // ---------------------------------------------------------------------------
641
642 // kbd code translation
643 WXDLLIMPEXP_CORE int wxCharCodeMSWToWX(int keySym, WXLPARAM lParam = 0);
644 WXDLLIMPEXP_CORE WXWORD wxCharCodeWXToMSW(int id);
645
646 // window creation helper class: before creating a new HWND, instantiate an
647 // object of this class on stack - this allows to process the messages sent to
648 // the window even before CreateWindow() returns
649 class wxWindowCreationHook
650 {
651 public:
652 wxWindowCreationHook(wxWindowMSW *winBeingCreated);
653 ~wxWindowCreationHook();
654 };
655
656 #endif // _WX_WINDOW_H_