]> git.saurik.com Git - wxWidgets.git/blame_incremental - include/wx/msw/window.h
Reuse wxMessageOutputStderr for wxLogStderr implementation.
[wxWidgets.git] / include / wx / msw / window.h
... / ...
CommitLineData
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
32class 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
40public:
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 BeginRepositioningChildren();
71 virtual void EndRepositioningChildren();
72
73 virtual bool Show(bool show = true);
74 virtual bool ShowWithEffect(wxShowEffect effect,
75 unsigned timeout = 0)
76 {
77 return MSWShowWithEffect(true, effect, timeout);
78 }
79 virtual bool HideWithEffect(wxShowEffect effect,
80 unsigned timeout = 0)
81 {
82 return MSWShowWithEffect(false, effect, timeout);
83 }
84
85 virtual void SetFocus();
86 virtual void SetFocusFromKbd();
87
88 virtual bool Reparent(wxWindowBase *newParent);
89
90 virtual void WarpPointer(int x, int y);
91
92 virtual void Refresh( bool eraseBackground = true,
93 const wxRect *rect = (const wxRect *) NULL );
94 virtual void Update();
95
96 virtual void SetWindowStyleFlag(long style);
97 virtual void SetExtraStyle(long exStyle);
98 virtual bool SetCursor( const wxCursor &cursor );
99 virtual bool SetFont( const wxFont &font );
100
101 virtual int GetCharHeight() const;
102 virtual int GetCharWidth() const;
103
104 virtual void SetScrollbar( int orient, int pos, int thumbVisible,
105 int range, bool refresh = true );
106 virtual void SetScrollPos( int orient, int pos, bool refresh = true );
107 virtual int GetScrollPos( int orient ) const;
108 virtual int GetScrollThumb( int orient ) const;
109 virtual int GetScrollRange( int orient ) const;
110 virtual void ScrollWindow( int dx, int dy,
111 const wxRect* rect = NULL );
112
113 virtual bool ScrollLines(int lines);
114 virtual bool ScrollPages(int pages);
115
116 virtual void SetLayoutDirection(wxLayoutDirection dir);
117 virtual wxLayoutDirection GetLayoutDirection() const;
118 virtual wxCoord AdjustForLayoutDirection(wxCoord x,
119 wxCoord width,
120 wxCoord widthTotal) const;
121
122#if wxUSE_DRAG_AND_DROP
123 virtual void SetDropTarget( wxDropTarget *dropTarget );
124#endif // wxUSE_DRAG_AND_DROP
125
126 // Accept files for dragging
127 virtual void DragAcceptFiles(bool accept);
128
129#ifndef __WXUNIVERSAL__
130 // Native resource loading (implemented in src/msw/nativdlg.cpp)
131 // FIXME: should they really be all virtual?
132 virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
133 virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
134 wxWindow* GetWindowChild1(wxWindowID id);
135 wxWindow* GetWindowChild(wxWindowID id);
136#endif // __WXUNIVERSAL__
137
138#if wxUSE_HOTKEY
139 // install and deinstall a system wide hotkey
140 virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
141 virtual bool UnregisterHotKey(int hotkeyId);
142#endif // wxUSE_HOTKEY
143
144#ifdef __POCKETPC__
145 bool IsContextMenuEnabled() const { return m_contextMenuEnabled; }
146 void EnableContextMenu(bool enable = true) { m_contextMenuEnabled = enable; }
147#endif
148
149 // window handle stuff
150 // -------------------
151
152 WXHWND GetHWND() const { return m_hWnd; }
153 void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
154 virtual WXWidget GetHandle() const { return GetHWND(); }
155
156 void AssociateHandle(WXWidget handle);
157 void DissociateHandle();
158
159 // does this window have deferred position and/or size?
160 bool IsSizeDeferred() const;
161
162 // these functions allow to register a global handler for the given Windows
163 // message: it will be called from MSWWindowProc() of any window which gets
164 // this event if it's not processed before (i.e. unlike a hook procedure it
165 // does not override the normal processing)
166 //
167 // notice that if you want to process a message for a given window only you
168 // should override its MSWWindowProc() instead
169
170 // type of the handler: it is called with the message parameters (except
171 // that the window object is passed instead of window handle) and should
172 // return true if it handled the message or false if it should be passed to
173 // DefWindowProc()
174 typedef bool (*MSWMessageHandler)(wxWindowMSW *win,
175 WXUINT nMsg,
176 WXWPARAM wParam,
177 WXLPARAM lParam);
178
179 // install a handler, shouldn't be called more than one for the same message
180 static bool MSWRegisterMessageHandler(int msg, MSWMessageHandler handler);
181
182 // unregister a previously registered handler
183 static void MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler);
184
185
186 // implementation from now on
187 // ==========================
188
189 // event handlers
190 // --------------
191
192 void OnPaint(wxPaintEvent& event);
193#ifdef __WXWINCE__
194 void OnInitDialog(wxInitDialogEvent& event);
195#endif
196
197public:
198 // Windows subclassing
199 void SubclassWin(WXHWND hWnd);
200 void UnsubclassWin();
201
202 WXFARPROC MSWGetOldWndProc() const { return m_oldWndProc; }
203 void MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
204
205 // return true if the window is of a standard (i.e. not wxWidgets') class
206 //
207 // to understand why does it work, look at SubclassWin() code and comments
208 bool IsOfStandardClass() const { return m_oldWndProc != NULL; }
209
210 wxWindow *FindItem(long id) const;
211 wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = false) const;
212
213 // MSW only: true if this control is part of the main control
214 virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; }
215
216#if wxUSE_TOOLTIPS
217 // MSW only: true if this window or any of its children have a tooltip
218 virtual bool HasToolTips() const { return GetToolTip() != NULL; }
219#endif // wxUSE_TOOLTIPS
220
221 // translate wxWidgets style flags for this control into the Windows style
222 // and optional extended style for the corresponding native control
223 //
224 // this is the function that should be overridden in the derived classes,
225 // but you will mostly use MSWGetCreateWindowFlags() below
226 virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const ;
227
228 // get the MSW window flags corresponding to wxWidgets ones
229 //
230 // the functions returns the flags (WS_XXX) directly and puts the ext
231 // (WS_EX_XXX) flags into the provided pointer if not NULL
232 WXDWORD MSWGetCreateWindowFlags(WXDWORD *exflags = NULL) const
233 { return MSWGetStyle(GetWindowStyle(), exflags); }
234
235 // update the real underlying window style flags to correspond to the
236 // current wxWindow object style (safe to call even if window isn't fully
237 // created yet)
238 void MSWUpdateStyle(long flagsOld, long exflagsOld);
239
240 // get the HWND to be used as parent of this window with CreateWindow()
241 virtual WXHWND MSWGetParent() const;
242
243 // get the Win32 window class name used by all wxWindow objects by default
244 static const wxChar *MSWGetRegisteredClassName();
245
246 // creates the window of specified Windows class with given style, extended
247 // style, title and geometry (default values
248 //
249 // returns true if the window has been created, false if creation failed
250 bool MSWCreate(const wxChar *wclass,
251 const wxChar *title = NULL,
252 const wxPoint& pos = wxDefaultPosition,
253 const wxSize& size = wxDefaultSize,
254 WXDWORD style = 0,
255 WXDWORD exendedStyle = 0);
256
257 virtual bool MSWCommand(WXUINT param, WXWORD id);
258
259#ifndef __WXUNIVERSAL__
260 // Create an appropriate wxWindow from a HWND
261 virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);
262
263 // Make sure the window style reflects the HWND style (roughly)
264 virtual void AdoptAttributesFromHWND();
265#endif // __WXUNIVERSAL__
266
267 // Setup background and foreground colours correctly
268 virtual void SetupColours();
269
270 // ------------------------------------------------------------------------
271 // helpers for message handlers: these perform the same function as the
272 // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
273 // the correct parameters
274 // ------------------------------------------------------------------------
275
276 void UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
277 WXWORD *id, WXHWND *hwnd, WXWORD *cmd);
278 void UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
279 WXWORD *state, WXWORD *minimized, WXHWND *hwnd);
280 void UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
281 WXWORD *code, WXWORD *pos, WXHWND *hwnd);
282 void UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
283 WXHDC *hdc, WXHWND *hwnd);
284 void UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
285 WXWORD *item, WXWORD *flags, WXHMENU *hmenu);
286
287 // ------------------------------------------------------------------------
288 // internal handlers for MSW messages: all handlers return a boolean value:
289 // true means that the handler processed the event and false that it didn't
290 // ------------------------------------------------------------------------
291
292 // there are several cases where we have virtual functions for Windows
293 // message processing: this is because these messages often require to be
294 // processed in a different manner in the derived classes. For all other
295 // messages, however, we do *not* have corresponding MSWOnXXX() function
296 // and if the derived class wants to process them, it should override
297 // MSWWindowProc() directly.
298
299 // scroll event (both horizontal and vertical)
300 virtual bool MSWOnScroll(int orientation, WXWORD nSBCode,
301 WXWORD pos, WXHWND control);
302
303 // child control notifications
304 virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
305
306 // owner-drawn controls need to process these messages
307 virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
308 virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
309
310 // the rest are not virtual
311 bool HandleCreate(WXLPCREATESTRUCT cs, bool *mayCreate);
312 bool HandleInitDialog(WXHWND hWndFocus);
313 bool HandleDestroy();
314
315 bool HandlePaint();
316 bool HandlePrintClient(WXHDC hDC);
317 bool HandleEraseBkgnd(WXHDC hDC);
318
319 bool HandleMinimize();
320 bool HandleMaximize();
321 bool HandleSize(int x, int y, WXUINT flag);
322 bool HandleSizing(wxRect& rect);
323 bool HandleGetMinMaxInfo(void *mmInfo);
324 bool HandleEnterSizeMove();
325 bool HandleExitSizeMove();
326
327 bool HandleShow(bool show, int status);
328 bool HandleActivate(int flag, bool minimized, WXHWND activate);
329
330 bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control);
331
332 bool HandleCtlColor(WXHBRUSH *hBrush, WXHDC hdc, WXHWND hWnd);
333
334 bool HandlePaletteChanged(WXHWND hWndPalChange);
335 bool HandleQueryNewPalette();
336 bool HandleSysColorChange();
337 bool HandleDisplayChange();
338 bool HandleCaptureChanged(WXHWND gainedCapture);
339 virtual bool HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam);
340
341 bool HandleQueryEndSession(long logOff, bool *mayEnd);
342 bool HandleEndSession(bool endSession, long logOff);
343
344 bool HandleSetFocus(WXHWND wnd);
345 bool HandleKillFocus(WXHWND wnd);
346
347 bool HandleDropFiles(WXWPARAM wParam);
348
349 bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
350 bool HandleMouseMove(int x, int y, WXUINT flags);
351 bool HandleMouseWheel(wxMouseWheelAxis axis,
352 WXWPARAM wParam, WXLPARAM lParam);
353
354 bool HandleChar(WXWPARAM wParam, WXLPARAM lParam);
355 bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);
356 bool HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam);
357#if wxUSE_HOTKEY
358 bool HandleHotKey(WXWPARAM wParam, WXLPARAM lParam);
359#endif
360#ifdef __WIN32__
361 int HandleMenuChar(int chAccel, WXLPARAM lParam);
362#endif
363 // Create and process a clipboard event specified by type.
364 bool HandleClipboardEvent( WXUINT nMsg );
365
366 bool HandleQueryDragIcon(WXHICON *hIcon);
367
368 bool HandleSetCursor(WXHWND hWnd, short nHitTest, int mouseMsg);
369
370 bool HandlePower(WXWPARAM wParam, WXLPARAM lParam, bool *vetoed);
371
372
373 // The main body of common window proc for all wxWindow objects. It tries
374 // to handle the given message and returns true if it was handled (the
375 // appropriate return value is then put in result, which must be non-NULL)
376 // or false if it wasn't.
377 //
378 // This function should be overridden in any new code instead of
379 // MSWWindowProc() even if currently most of the code overrides
380 // MSWWindowProc() as it had been written before this function was added.
381 virtual bool MSWHandleMessage(WXLRESULT *result,
382 WXUINT message,
383 WXWPARAM wParam,
384 WXLPARAM lParam);
385
386 // Common Window procedure for all wxWindow objects: forwards to
387 // MSWHandleMessage() and MSWDefWindowProc() if the message wasn't handled.
388 virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
389
390 // Calls an appropriate default window procedure
391 virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
392
393 // message processing helpers
394
395 // return false if the message shouldn't be translated/preprocessed but
396 // dispatched normally
397 virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg);
398
399 // return true if the message was preprocessed and shouldn't be dispatched
400 virtual bool MSWProcessMessage(WXMSG* pMsg);
401
402 // return true if the message was translated and shouldn't be dispatched
403 virtual bool MSWTranslateMessage(WXMSG* pMsg);
404
405 // called when the window is about to be destroyed
406 virtual void MSWDestroyWindow();
407
408
409 // Functions dealing with painting the window background. The derived
410 // classes should normally only need to reimplement MSWGetBgBrush() if they
411 // need to use a non-solid brush for erasing their background. This
412 // function is called by MSWGetBgBrushForChild() which only exists for the
413 // weird wxToolBar case and MSWGetBgBrushForChild() itself is used by
414 // MSWGetBgBrush() to actually find the right brush to use.
415
416 // Adjust the origin for the brush returned by MSWGetBgBrushForChild().
417 //
418 // This needs to be overridden for scrolled windows to ensure that the
419 // scrolling of their associated DC is taken into account.
420 //
421 // Both parameters must be non-NULL.
422 virtual void MSWAdjustBrushOrg(int* WXUNUSED(xOrg),
423 int* WXUNUSED(yOrg)) const
424 {
425 }
426
427 // The brush returned from here must remain valid at least until the next
428 // event loop iteration. Returning 0, as is done by default, indicates
429 // there is no custom background brush.
430 virtual WXHBRUSH MSWGetCustomBgBrush() { return 0; }
431
432 // this function should return the brush to paint the children controls
433 // background or 0 if this window doesn't impose any particular background
434 // on its children
435 //
436 // the hDC parameter is the DC background will be drawn on, it can be used
437 // to call SetBrushOrgEx() on it if the returned brush is a bitmap one
438 //
439 // child parameter is never NULL, it can be this window itself or one of
440 // its (grand)children
441 //
442 // the base class version returns a solid brush if we have a non default
443 // background colour or 0 otherwise
444 virtual WXHBRUSH MSWGetBgBrushForChild(WXHDC hDC, wxWindowMSW *child);
445
446 // return the background brush to use for painting the given window by
447 // querying the parent windows via MSWGetBgBrushForChild() recursively
448 WXHBRUSH MSWGetBgBrush(WXHDC hDC);
449
450 enum MSWThemeColour
451 {
452 ThemeColourText = 0,
453 ThemeColourBackground,
454 ThemeColourBorder
455 };
456
457 // returns a specific theme colour, or if that is not possible then
458 // wxSystemSettings::GetColour(fallback)
459 wxColour MSWGetThemeColour(const wchar_t *themeName,
460 int themePart,
461 int themeState,
462 MSWThemeColour themeColour,
463 wxSystemColour fallback) const;
464
465 // gives the parent the possibility to draw its children background, e.g.
466 // this is used by wxNotebook to do it using DrawThemeBackground()
467 //
468 // return true if background was drawn, false otherwise
469 virtual bool MSWPrintChild(WXHDC WXUNUSED(hDC), wxWindow * WXUNUSED(child))
470 {
471 return false;
472 }
473
474 // some controls (e.g. wxListBox) need to set the return value themselves
475 //
476 // return true to let parent handle it if we don't, false otherwise
477 virtual bool MSWShouldPropagatePrintChild()
478 {
479 return true;
480 }
481
482 // This should be overridden to return true for the controls which have
483 // themed background that should through their children. Currently only
484 // wxNotebook uses this.
485 //
486 // The base class version already returns true if we have a solid
487 // background colour that should be propagated to our children.
488 virtual bool MSWHasInheritableBackground() const
489 {
490 return InheritsBackgroundColour();
491 }
492
493#if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
494 #define wxHAS_MSW_BACKGROUND_ERASE_HOOK
495#endif
496
497#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK
498 // allows the child to hook into its parent WM_ERASEBKGND processing: call
499 // MSWSetEraseBgHook() with a non-NULL window to make parent call
500 // MSWEraseBgHook() on this window (don't forget to reset it to NULL
501 // afterwards)
502 //
503 // this hack is used by wxToolBar, see comments there
504 void MSWSetEraseBgHook(wxWindow *child);
505
506 // return true if WM_ERASEBKGND is currently hooked
507 bool MSWHasEraseBgHook() const;
508
509 // called when the window on which MSWSetEraseBgHook() had been called
510 // receives WM_ERASEBKGND
511 virtual bool MSWEraseBgHook(WXHDC WXUNUSED(hDC)) { return false; }
512#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK
513
514 // common part of Show/HideWithEffect()
515 bool MSWShowWithEffect(bool show,
516 wxShowEffect effect,
517 unsigned timeout);
518
519 // Responds to colour changes: passes event on to children.
520 void OnSysColourChanged(wxSysColourChangedEvent& event);
521
522 // initialize various fields of wxMouseEvent (common part of MSWOnMouseXXX)
523 void InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags);
524
525 // check if mouse is in the window
526 bool IsMouseInWindow() const;
527
528 // check if a native double-buffering applies for this window
529 virtual bool IsDoubleBuffered() const;
530
531 void SetDoubleBuffered(bool on);
532
533 // synthesize a wxEVT_LEAVE_WINDOW event and set m_mouseInWindow to false
534 void GenerateMouseLeave();
535
536 // virtual function for implementing internal idle
537 // behaviour
538 virtual void OnInternalIdle();
539
540protected:
541 // this allows you to implement standard control borders without
542 // repeating the code in different classes that are not derived from
543 // wxControl
544 virtual wxBorder GetDefaultBorderForControl() const;
545
546 // choose the default border for this window
547 virtual wxBorder GetDefaultBorder() const;
548
549 // Translate wxBORDER_THEME (and other border styles if necessary to the value
550 // that makes most sense for this Windows environment
551 virtual wxBorder TranslateBorder(wxBorder border) const;
552
553#if wxUSE_MENUS_NATIVE
554 virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
555#endif // wxUSE_MENUS_NATIVE
556
557 // the window handle
558 WXHWND m_hWnd;
559
560 // the old window proc (we subclass all windows)
561 WXFARPROC m_oldWndProc;
562
563 // additional (MSW specific) flags
564 bool m_mouseInWindow:1;
565 bool m_lastKeydownProcessed:1;
566
567 // the size of one page for scrolling
568 int m_xThumbSize;
569 int m_yThumbSize;
570
571 // implement the base class pure virtuals
572 virtual void DoGetTextExtent(const wxString& string,
573 int *x, int *y,
574 int *descent = NULL,
575 int *externalLeading = NULL,
576 const wxFont *font = NULL) const;
577 virtual void DoClientToScreen( int *x, int *y ) const;
578 virtual void DoScreenToClient( int *x, int *y ) const;
579 virtual void DoGetPosition( int *x, int *y ) const;
580 virtual void DoGetSize( int *width, int *height ) const;
581 virtual void DoGetClientSize( int *width, int *height ) const;
582 virtual void DoSetSize(int x, int y,
583 int width, int height,
584 int sizeFlags = wxSIZE_AUTO);
585 virtual void DoSetClientSize(int width, int height);
586
587 virtual wxSize DoGetBorderSize() const;
588
589 virtual void DoCaptureMouse();
590 virtual void DoReleaseMouse();
591
592 virtual void DoEnable(bool enable);
593
594 virtual void DoFreeze();
595 virtual void DoThaw();
596
597 // this simply moves/resizes the given HWND which is supposed to be our
598 // sibling (this is useful for controls which are composite at MSW level
599 // and for which DoMoveWindow() is not enough)
600 //
601 // returns true if the window move was deferred, false if it was moved
602 // immediately (no error return)
603 bool DoMoveSibling(WXHWND hwnd, int x, int y, int width, int height);
604
605 // move the window to the specified location and resize it: this is called
606 // from both DoSetSize() and DoSetClientSize() and would usually just call
607 // ::MoveWindow() except for composite controls which will want to arrange
608 // themselves inside the given rectangle
609 virtual void DoMoveWindow(int x, int y, int width, int height);
610
611#if wxUSE_TOOLTIPS
612 virtual void DoSetToolTip( wxToolTip *tip );
613
614 // process TTN_NEEDTEXT message properly (i.e. fixing the bugs in
615 // comctl32.dll in our code -- see the function body for more info)
616 bool HandleTooltipNotify(WXUINT code,
617 WXLPARAM lParam,
618 const wxString& ttip);
619#endif // wxUSE_TOOLTIPS
620
621 // This is used by CreateKeyEvent() and also for wxEVT_CHAR[_HOOK] event
622 // creation. Notice that this method doesn't initialize wxKeyEvent
623 // m_keyCode and m_uniChar fields.
624 void InitAnyKeyEvent(wxKeyEvent& event,
625 WXWPARAM wParam,
626 WXLPARAM lParam) const;
627
628 // Helper functions used by HandleKeyXXX() methods and some derived
629 // classes, wParam and lParam have the same meaning as in WM_KEY{DOWN,UP}.
630 //
631 // NB: evType here must be wxEVT_KEY_{DOWN,UP} as wParam here contains the
632 // virtual key code, not character!
633 wxKeyEvent CreateKeyEvent(wxEventType evType,
634 WXWPARAM wParam,
635 WXLPARAM lParam = 0) const;
636
637 // Another helper for creating wxKeyEvent for wxEVT_CHAR and related types.
638 //
639 // The wParam and lParam here must come from WM_CHAR event parameters, i.e.
640 // wParam must be a character and not a virtual code.
641 wxKeyEvent CreateCharEvent(wxEventType evType,
642 WXWPARAM wParam,
643 WXLPARAM lParam) const;
644
645
646 // default OnEraseBackground() implementation, return true if we did erase
647 // the background, false otherwise (i.e. the system should erase it)
648 bool DoEraseBackground(WXHDC hDC);
649
650 // generate WM_CHANGEUISTATE if it's needed for the OS we're running under
651 //
652 // action should be one of the UIS_XXX constants
653 // state should be one or more of the UISF_XXX constants
654 // if action == UIS_INITIALIZE then it doesn't seem to matter what we use
655 // for state as the system will decide for us what needs to be set
656 void MSWUpdateUIState(int action, int state = 0);
657
658 // translate wxWidgets coords into Windows ones suitable to be passed to
659 // ::CreateWindow(), called from MSWCreate()
660 virtual void MSWGetCreateWindowCoords(const wxPoint& pos,
661 const wxSize& size,
662 int& x, int& y,
663 int& w, int& h) const;
664
665 bool MSWEnableHWND(WXHWND hWnd, bool enable);
666
667private:
668 // common part of all ctors
669 void Init();
670
671 // the (non-virtual) handlers for the events
672 bool HandleMove(int x, int y);
673 bool HandleMoving(wxRect& rect);
674 bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags);
675 bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
676
677#if wxUSE_DEFERRED_SIZING
678protected:
679 // this function is called after the window was resized to its new size
680 virtual void MSWEndDeferWindowPos()
681 {
682 m_pendingPosition = wxDefaultPosition;
683 m_pendingSize = wxDefaultSize;
684 }
685
686 // current defer window position operation handle (may be NULL)
687 WXHANDLE m_hDWP;
688
689 // When deferred positioning is done these hold the pending changes, and
690 // are used for the default values if another size/pos changes is done on
691 // this window before the group of deferred changes is completed.
692 wxPoint m_pendingPosition;
693 wxSize m_pendingSize;
694#endif // wxUSE_DEFERRED_SIZING
695
696private:
697#ifdef __POCKETPC__
698 bool m_contextMenuEnabled;
699#endif
700
701 DECLARE_DYNAMIC_CLASS(wxWindowMSW)
702 wxDECLARE_NO_COPY_CLASS(wxWindowMSW);
703 DECLARE_EVENT_TABLE()
704};
705
706// window creation helper class: before creating a new HWND, instantiate an
707// object of this class on stack - this allows to process the messages sent to
708// the window even before CreateWindow() returns
709class wxWindowCreationHook
710{
711public:
712 wxWindowCreationHook(wxWindowMSW *winBeingCreated);
713 ~wxWindowCreationHook();
714};
715
716#endif // _WX_WINDOW_H_