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2bda0e17 1/////////////////////////////////////////////////////////////////////////////
1e6feb95 2// Name: wx/msw/window.h
faa49bfd 3// Purpose: wxWindowMSW class
2bda0e17 4// Author: Julian Smart
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5// Modified by: Vadim Zeitlin on 13.05.99: complete refont of message handling,
6// elimination of Default(), ...
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7// Created: 01/02/97
8// RCS-ID: $Id$
371a5b4e 9// Copyright: (c) Julian Smart
65571936 10// Licence: wxWindows licence
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11/////////////////////////////////////////////////////////////////////////////
12
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13#ifndef _WX_WINDOW_H_
14#define _WX_WINDOW_H_
2bda0e17 15
cf7715db 16#include "wx/settings.h" // solely for wxSystemColour
a5b1be33 17
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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
1e6d9499 27
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28// ---------------------------------------------------------------------------
29// wxWindow declaration for MSW
30// ---------------------------------------------------------------------------
b782f2e0 31
53a2db12 32class WXDLLIMPEXP_CORE wxWindowMSW : public wxWindowBase
1e6d9499 33{
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34 friend class wxSpinCtrl;
35 friend class wxSlider;
36 friend class wxRadioBox;
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37#if defined __VISUALC__ && __VISUALC__ <= 1200
38 friend class wxWindowMSW;
39#endif
2bda0e17 40public:
6463b9f5 41 wxWindowMSW() { Init(); }
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42
43 wxWindowMSW(wxWindow *parent,
44 wxWindowID id,
45 const wxPoint& pos = wxDefaultPosition,
46 const wxSize& size = wxDefaultSize,
47 long style = 0,
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48 const wxString& name = wxPanelNameStr)
49 {
50 Init();
51 Create(parent, id, pos, size, style, name);
52 }
2bda0e17 53
1e6feb95 54 virtual ~wxWindowMSW();
2bda0e17 55
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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);
bfc6fde4 62
cc2b7472 63 // implement base class pure virtuals
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64 virtual void SetLabel(const wxString& label);
65 virtual wxString GetLabel() const;
42e69d6b 66
bfc6fde4 67 virtual void Raise();
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68 virtual void Lower();
69
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70 virtual bool Show(bool show = true);
71 virtual bool ShowWithEffect(wxShowEffect effect,
eed04c99 72 unsigned timeout = 0)
376d7d97 73 {
eed04c99 74 return MSWShowWithEffect(true, effect, timeout);
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75 }
76 virtual bool HideWithEffect(wxShowEffect effect,
eed04c99 77 unsigned timeout = 0)
376d7d97 78 {
eed04c99 79 return MSWShowWithEffect(false, effect, timeout);
376d7d97 80 }
bfc6fde4 81
cc2b7472 82 virtual void SetFocus();
ddf9d04f 83 virtual void SetFocusFromKbd();
bfc6fde4 84
1e6feb95 85 virtual bool Reparent(wxWindowBase *newParent);
bfc6fde4 86
cc2b7472 87 virtual void WarpPointer(int x, int y);
bfc6fde4 88
27d2dbbc 89 virtual void Refresh( bool eraseBackground = true,
cc2b7472 90 const wxRect *rect = (const wxRect *) NULL );
1e6feb95 91 virtual void Update();
bfc6fde4 92
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93 virtual void SetWindowStyleFlag(long style);
94 virtual void SetExtraStyle(long exStyle);
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95 virtual bool SetCursor( const wxCursor &cursor );
96 virtual bool SetFont( const wxFont &font );
bfc6fde4 97
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98 virtual int GetCharHeight() const;
99 virtual int GetCharWidth() const;
cc2b7472 100
cc2b7472 101 virtual void SetScrollbar( int orient, int pos, int thumbVisible,
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102 int range, bool refresh = true );
103 virtual void SetScrollPos( int orient, int pos, bool refresh = true );
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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,
d3b9f782 108 const wxRect* rect = NULL );
2bda0e17 109
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110 virtual bool ScrollLines(int lines);
111 virtual bool ScrollPages(int pages);
b9b3393e 112
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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
47d67540 119#if wxUSE_DRAG_AND_DROP
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120 virtual void SetDropTarget( wxDropTarget *dropTarget );
121#endif // wxUSE_DRAG_AND_DROP
9f3362c4 122
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123 // Accept files for dragging
124 virtual void DragAcceptFiles(bool accept);
2bda0e17 125
1e6feb95 126#ifndef __WXUNIVERSAL__
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127 // Native resource loading (implemented in src/msw/nativdlg.cpp)
128 // FIXME: should they really be all virtual?
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129 virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
130 virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
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131 wxWindow* GetWindowChild1(wxWindowID id);
132 wxWindow* GetWindowChild(wxWindowID id);
1e6feb95 133#endif // __WXUNIVERSAL__
2bda0e17 134
540b6b09 135#if wxUSE_HOTKEY
5048c832 136 // install and deinstall a system wide hotkey
540b6b09 137 virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
5048c832 138 virtual bool UnregisterHotKey(int hotkeyId);
540b6b09 139#endif // wxUSE_HOTKEY
5048c832 140
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141#ifdef __POCKETPC__
142 bool IsContextMenuEnabled() const { return m_contextMenuEnabled; }
143 void EnableContextMenu(bool enable = true) { m_contextMenuEnabled = enable; }
144#endif
145
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146 // window handle stuff
147 // -------------------
2bda0e17 148
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149 WXHWND GetHWND() const { return m_hWnd; }
150 void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
151 virtual WXWidget GetHandle() const { return GetHWND(); }
2bda0e17 152
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153 void AssociateHandle(WXWidget handle);
154 void DissociateHandle();
155
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156 // does this window have deferred position and/or size?
157 bool IsSizeDeferred() const;
158
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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()
2035ad11 171 typedef bool (*MSWMessageHandler)(wxWindowMSW *win,
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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
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182
183 // implementation from now on
184 // ==========================
185
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186 // event handlers
187 // --------------
00c4e897 188
63da7df7 189 void OnPaint(wxPaintEvent& event);
79099b80 190#ifdef __WXWINCE__
8681b094 191 void OnInitDialog(wxInitDialogEvent& event);
79099b80 192#endif
2bda0e17 193
2bda0e17 194public:
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195 // Windows subclassing
196 void SubclassWin(WXHWND hWnd);
197 void UnsubclassWin();
bfc6fde4 198
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199 WXFARPROC MSWGetOldWndProc() const { return m_oldWndProc; }
200 void MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
bfc6fde4 201
27d2dbbc 202 // return true if the window is of a standard (i.e. not wxWidgets') class
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203 //
204 // to understand why does it work, look at SubclassWin() code and comments
205 bool IsOfStandardClass() const { return m_oldWndProc != NULL; }
206
197dd9af 207 wxWindow *FindItem(long id) const;
27d2dbbc 208 wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = false) const;
bfc6fde4 209
27d2dbbc 210 // MSW only: true if this control is part of the main control
47b378bd 211 virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; }
bfc6fde4 212
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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
77ffb593 218 // translate wxWidgets style flags for this control into the Windows style
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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
fe3d9123 223 virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const ;
b2d5a7ee 224
77ffb593 225 // get the MSW window flags corresponding to wxWidgets ones
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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
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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
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237 // get the HWND to be used as parent of this window with CreateWindow()
238 virtual WXHWND MSWGetParent() const;
239
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240 // get the Win32 window class name used by all wxWindow objects by default
241 static const wxChar *MSWGetRegisteredClassName();
242
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243 // creates the window of specified Windows class with given style, extended
244 // style, title and geometry (default values
245 //
27d2dbbc 246 // returns true if the window has been created, false if creation failed
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247 bool MSWCreate(const wxChar *wclass,
248 const wxChar *title = NULL,
249 const wxPoint& pos = wxDefaultPosition,
250 const wxSize& size = wxDefaultSize,
251 WXDWORD style = 0,
a23fd0e1 252 WXDWORD exendedStyle = 0);
b225f659 253
42e69d6b 254 virtual bool MSWCommand(WXUINT param, WXWORD id);
bfc6fde4 255
1e6feb95 256#ifndef __WXUNIVERSAL__
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257 // Create an appropriate wxWindow from a HWND
258 virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);
259
260 // Make sure the window style reflects the HWND style (roughly)
261 virtual void AdoptAttributesFromHWND();
1e6feb95 262#endif // __WXUNIVERSAL__
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263
264 // Setup background and foreground colours correctly
265 virtual void SetupColours();
266
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267 // ------------------------------------------------------------------------
268 // helpers for message handlers: these perform the same function as the
269 // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
270 // the correct parameters
271 // ------------------------------------------------------------------------
272
273 void UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
274 WXWORD *id, WXHWND *hwnd, WXWORD *cmd);
275 void UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
276 WXWORD *state, WXWORD *minimized, WXHWND *hwnd);
277 void UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
278 WXWORD *code, WXWORD *pos, WXHWND *hwnd);
279 void UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
01c500af 280 WXHDC *hdc, WXHWND *hwnd);
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281 void UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
282 WXWORD *item, WXWORD *flags, WXHMENU *hmenu);
283
a23fd0e1 284 // ------------------------------------------------------------------------
3cfcd50b 285 // internal handlers for MSW messages: all handlers return a boolean value:
27d2dbbc 286 // true means that the handler processed the event and false that it didn't
a23fd0e1 287 // ------------------------------------------------------------------------
bfc6fde4 288
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289 // there are several cases where we have virtual functions for Windows
290 // message processing: this is because these messages often require to be
291 // processed in a different manner in the derived classes. For all other
292 // messages, however, we do *not* have corresponding MSWOnXXX() function
293 // and if the derived class wants to process them, it should override
294 // MSWWindowProc() directly.
a23fd0e1 295
42e69d6b 296 // scroll event (both horizontal and vertical)
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297 virtual bool MSWOnScroll(int orientation, WXWORD nSBCode,
298 WXWORD pos, WXHWND control);
299
42e69d6b 300 // child control notifications
a23fd0e1 301 virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
a23fd0e1 302
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303 // owner-drawn controls need to process these messages
304 virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
305 virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
306
307 // the rest are not virtual
308 bool HandleCreate(WXLPCREATESTRUCT cs, bool *mayCreate);
309 bool HandleInitDialog(WXHWND hWndFocus);
310 bool HandleDestroy();
311
312 bool HandlePaint();
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313 bool HandlePrintClient(WXHDC hDC);
314 bool HandleEraseBkgnd(WXHDC hDC);
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315
316 bool HandleMinimize();
317 bool HandleMaximize();
318 bool HandleSize(int x, int y, WXUINT flag);
5706de1c 319 bool HandleSizing(wxRect& rect);
42e69d6b 320 bool HandleGetMinMaxInfo(void *mmInfo);
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321 bool HandleEnterSizeMove();
322 bool HandleExitSizeMove();
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323
324 bool HandleShow(bool show, int status);
325 bool HandleActivate(int flag, bool minimized, WXHWND activate);
326
327 bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control);
42e69d6b 328
48fa6bd3 329 bool HandleCtlColor(WXHBRUSH *hBrush, WXHDC hdc, WXHWND hWnd);
a23fd0e1 330
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331 bool HandlePaletteChanged(WXHWND hWndPalChange);
332 bool HandleQueryNewPalette();
333 bool HandleSysColorChange();
574c939e 334 bool HandleDisplayChange();
a5e84126 335 bool HandleCaptureChanged(WXHWND gainedCapture);
1272e71b 336 virtual bool HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam);
a23fd0e1 337
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338 bool HandleQueryEndSession(long logOff, bool *mayEnd);
339 bool HandleEndSession(bool endSession, long logOff);
a23fd0e1 340
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341 bool HandleSetFocus(WXHWND wnd);
342 bool HandleKillFocus(WXHWND wnd);
bfc6fde4 343
42e69d6b 344 bool HandleDropFiles(WXWPARAM wParam);
bfc6fde4 345
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346 bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
347 bool HandleMouseMove(int x, int y, WXUINT flags);
d2c52078 348 bool HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam);
bfc6fde4 349
b6885972 350 bool HandleChar(WXWPARAM wParam, WXLPARAM lParam);
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351 bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);
352 bool HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam);
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353#if wxUSE_ACCEL
354 bool HandleHotKey(WXWPARAM wParam, WXLPARAM lParam);
355#endif
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356#ifdef __WIN32__
357 int HandleMenuChar(int chAccel, WXLPARAM lParam);
358#endif
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359 // Create and process a clipboard event specified by type.
360 bool HandleClipboardEvent( WXUINT nMsg );
bfc6fde4 361
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362 bool HandleQueryDragIcon(WXHICON *hIcon);
363
364 bool HandleSetCursor(WXHWND hWnd, short nHitTest, int mouseMsg);
bfc6fde4 365
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366 bool HandlePower(WXWPARAM wParam, WXLPARAM lParam, bool *vetoed);
367
368
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369 // The main body of common window proc for all wxWindow objects. It tries
370 // to handle the given message and returns true if it was handled (the
371 // appropriate return value is then put in result, which must be non-NULL)
372 // or false if it wasn't.
373 //
374 // This function should be overridden in any new code instead of
375 // MSWWindowProc() even if currently most of the code overrides
376 // MSWWindowProc() as it had been written before this function was added.
377 virtual bool MSWHandleMessage(WXLRESULT *result,
378 WXUINT message,
379 WXWPARAM wParam,
380 WXLPARAM lParam);
381
382 // Common Window procedure for all wxWindow objects: forwards to
383 // MSWHandleMessage() and MSWDefWindowProc() if the message wasn't handled.
c140b7e7 384 virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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385
386 // Calls an appropriate default window procedure
c140b7e7 387 virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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388
389 // message processing helpers
390
27d2dbbc 391 // return false if the message shouldn't be translated/preprocessed but
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392 // dispatched normally
393 virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg);
394
27d2dbbc 395 // return true if the message was preprocessed and shouldn't be dispatched
bfc6fde4 396 virtual bool MSWProcessMessage(WXMSG* pMsg);
a37d422a 397
27d2dbbc 398 // return true if the message was translated and shouldn't be dispatched
bfc6fde4 399 virtual bool MSWTranslateMessage(WXMSG* pMsg);
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400
401 // called when the window is about to be destroyed
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402 virtual void MSWDestroyWindow();
403
01c500af 404
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405 // Functions dealing with painting the window background. The derived
406 // classes should normally only need to reimplement MSWGetBgBrush() if they
407 // need to use a non-solid brush for erasing their background. This
408 // function is called by MSWGetBgBrushForChild() which only exists for the
409 // weird wxToolBar case and MSWGetBgBrushForChild() itself is used by
410 // MSWGetBgBrush() to actually find the right brush to use.
411
412 // The brush returned from here must remain valid at least until the next
413 // event loop iteration. Returning 0, as is done by default, indicates
414 // there is no custom background brush.
415 virtual WXHBRUSH MSWGetCustomBgBrush() { return 0; }
416
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417 // this function should return the brush to paint the children controls
418 // background or 0 if this window doesn't impose any particular background
419 // on its children
420 //
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421 // the hDC parameter is the DC background will be drawn on, it can be used
422 // to call SetBrushOrgEx() on it if the returned brush is a bitmap one
423 //
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424 // child parameter is never NULL, it can be this window itself or one of
425 // its (grand)children
b8797d96 426 //
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427 // the base class version returns a solid brush if we have a non default
428 // background colour or 0 otherwise
b8797d96 429 virtual WXHBRUSH MSWGetBgBrushForChild(WXHDC hDC, wxWindowMSW *child);
c5bd3c62 430
c3732409 431 // return the background brush to use for painting the given window by
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432 // querying the parent windows via MSWGetBgBrushForChild() recursively
433 WXHBRUSH MSWGetBgBrush(WXHDC hDC);
c3732409 434
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435 enum MSWThemeColour
436 {
437 ThemeColourText = 0,
438 ThemeColourBackground,
439 ThemeColourBorder
440 };
441
442 // returns a specific theme colour, or if that is not possible then
443 // wxSystemSettings::GetColour(fallback)
444 wxColour MSWGetThemeColour(const wchar_t *themeName,
445 int themePart,
446 int themeState,
447 MSWThemeColour themeColour,
108694fe 448 wxSystemColour fallback) const;
a5b1be33 449
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450 // gives the parent the possibility to draw its children background, e.g.
451 // this is used by wxNotebook to do it using DrawThemeBackground()
07c19327 452 //
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453 // return true if background was drawn, false otherwise
454 virtual bool MSWPrintChild(WXHDC WXUNUSED(hDC), wxWindow * WXUNUSED(child))
455 {
456 return false;
457 }
07c19327 458
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459 // some controls (e.g. wxListBox) need to set the return value themselves
460 //
461 // return true to let parent handle it if we don't, false otherwise
462 virtual bool MSWShouldPropagatePrintChild()
463 {
464 return true;
465 }
466
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467 // This should be overridden to return true for the controls which have
468 // themed background that should through their children. Currently only
469 // wxNotebook uses this.
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470 //
471 // The base class version already returns true if we have a solid
472 // background colour that should be propagated to our children.
473 virtual bool MSWHasInheritableBackground() const
474 {
475 return InheritsBackgroundColour();
476 }
d9317033 477
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478#if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
479 #define wxHAS_MSW_BACKGROUND_ERASE_HOOK
480#endif
481
482#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK
483 // allows the child to hook into its parent WM_ERASEBKGND processing: call
484 // MSWSetEraseBgHook() with a non-NULL window to make parent call
485 // MSWEraseBgHook() on this window (don't forget to reset it to NULL
486 // afterwards)
487 //
488 // this hack is used by wxToolBar, see comments there
489 void MSWSetEraseBgHook(wxWindow *child);
490
491 // return true if WM_ERASEBKGND is currently hooked
492 bool MSWHasEraseBgHook() const;
493
494 // called when the window on which MSWSetEraseBgHook() had been called
495 // receives WM_ERASEBKGND
496 virtual bool MSWEraseBgHook(WXHDC WXUNUSED(hDC)) { return false; }
497#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK
498
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499 // common part of Show/HideWithEffect()
500 bool MSWShowWithEffect(bool show,
501 wxShowEffect effect,
eed04c99 502 unsigned timeout);
07c19327 503
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504 // Responds to colour changes: passes event on to children.
505 void OnSysColourChanged(wxSysColourChangedEvent& event);
506
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507 // initialize various fields of wxMouseEvent (common part of MSWOnMouseXXX)
508 void InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags);
bfc6fde4 509
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510 // check if mouse is in the window
511 bool IsMouseInWindow() const;
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512
513 // check if a native double-buffering applies for this window
514 virtual bool IsDoubleBuffered() const;
03647350 515
f60ca3e2 516 void SetDoubleBuffered(bool on);
03647350 517
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518 // synthesize a wxEVT_LEAVE_WINDOW event and set m_mouseInWindow to false
519 void GenerateMouseLeave();
520
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521 // virtual function for implementing internal idle
522 // behaviour
c3732409 523 virtual void OnInternalIdle();
e39af974 524
2bda0e17 525protected:
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526 // this allows you to implement standard control borders without
527 // repeating the code in different classes that are not derived from
528 // wxControl
529 virtual wxBorder GetDefaultBorderForControl() const;
530
531 // choose the default border for this window
532 virtual wxBorder GetDefaultBorder() const;
6f02a879 533
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534 // Translate wxBORDER_THEME (and other border styles if necessary to the value
535 // that makes most sense for this Windows environment
536 virtual wxBorder TranslateBorder(wxBorder border) const;
537
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538#if wxUSE_MENUS_NATIVE
539 virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
540#endif // wxUSE_MENUS_NATIVE
541
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542 // the window handle
543 WXHWND m_hWnd;
544
cc2b7472 545 // the old window proc (we subclass all windows)
bfc6fde4 546 WXFARPROC m_oldWndProc;
2bda0e17 547
cc2b7472 548 // additional (MSW specific) flags
cc2b7472 549 bool m_mouseInWindow:1;
68304caf 550 bool m_lastKeydownProcessed:1;
bfc6fde4 551
cc2b7472 552 // the size of one page for scrolling
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553 int m_xThumbSize;
554 int m_yThumbSize;
2bda0e17 555
cc2b7472 556 // implement the base class pure virtuals
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557 virtual void DoGetTextExtent(const wxString& string,
558 int *x, int *y,
559 int *descent = NULL,
560 int *externalLeading = NULL,
561 const wxFont *font = NULL) const;
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562 virtual void DoClientToScreen( int *x, int *y ) const;
563 virtual void DoScreenToClient( int *x, int *y ) const;
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564 virtual void DoGetPosition( int *x, int *y ) const;
565 virtual void DoGetSize( int *width, int *height ) const;
566 virtual void DoGetClientSize( int *width, int *height ) const;
567 virtual void DoSetSize(int x, int y,
568 int width, int height,
569 int sizeFlags = wxSIZE_AUTO);
bfc6fde4 570 virtual void DoSetClientSize(int width, int height);
2bda0e17 571
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572 virtual wxSize DoGetBorderSize() const;
573
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574 virtual void DoCaptureMouse();
575 virtual void DoReleaseMouse();
68304caf 576
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577 virtual void DoEnable(bool enable);
578
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579 virtual void DoFreeze();
580 virtual void DoThaw();
581
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582 // this simply moves/resizes the given HWND which is supposed to be our
583 // sibling (this is useful for controls which are composite at MSW level
584 // and for which DoMoveWindow() is not enough)
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585 //
586 // returns true if the window move was deferred, false if it was moved
587 // immediately (no error return)
588 bool DoMoveSibling(WXHWND hwnd, int x, int y, int width, int height);
7d86a2d4 589
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590 // move the window to the specified location and resize it: this is called
591 // from both DoSetSize() and DoSetClientSize() and would usually just call
592 // ::MoveWindow() except for composite controls which will want to arrange
593 // themselves inside the given rectangle
594 virtual void DoMoveWindow(int x, int y, int width, int height);
595
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596#if wxUSE_TOOLTIPS
597 virtual void DoSetToolTip( wxToolTip *tip );
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598
599 // process TTN_NEEDTEXT message properly (i.e. fixing the bugs in
600 // comctl32.dll in our code -- see the function body for more info)
601 bool HandleTooltipNotify(WXUINT code,
602 WXLPARAM lParam,
603 const wxString& ttip);
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604#endif // wxUSE_TOOLTIPS
605
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606 // This is used by CreateKeyEvent() and also for wxEVT_CHAR[_HOOK] event
607 // creation. Notice that this method doesn't initialize wxKeyEvent
608 // m_keyCode and m_uniChar fields.
609 void InitAnyKeyEvent(wxKeyEvent& event,
610 WXWPARAM wParam,
611 WXLPARAM lParam) const;
612
613 // Helper functions used by HandleKeyXXX() methods and some derived
614 // classes, wParam and lParam have the same meaning as in WM_KEY{DOWN,UP}.
615 //
616 // NB: evType here must be wxEVT_KEY_{DOWN,UP} as wParam here contains the
617 // virtual key code, not character!
618 wxKeyEvent CreateKeyEvent(wxEventType evType,
619 WXWPARAM wParam,
620 WXLPARAM lParam = 0) const;
b09bda68 621
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622 // Another helper for creating wxKeyEvent for wxEVT_CHAR and related types.
623 //
624 // The wParam and lParam here must come from WM_CHAR event parameters, i.e.
625 // wParam must be a character and not a virtual code.
626 wxKeyEvent CreateCharEvent(wxEventType evType,
627 WXWPARAM wParam,
628 WXLPARAM lParam) const;
629
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630
631 // default OnEraseBackground() implementation, return true if we did erase
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632 // the background, false otherwise (i.e. the system should erase it)
633 bool DoEraseBackground(WXHDC hDC);
3b72cd91 634
1ca78aa1 635 // generate WM_CHANGEUISTATE if it's needed for the OS we're running under
3ef092d6 636 //
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637 // action should be one of the UIS_XXX constants
638 // state should be one or more of the UISF_XXX constants
639 // if action == UIS_INITIALIZE then it doesn't seem to matter what we use
640 // for state as the system will decide for us what needs to be set
641 void MSWUpdateUIState(int action, int state = 0);
d7e0024b 642
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643 // translate wxWidgets coords into Windows ones suitable to be passed to
644 // ::CreateWindow(), called from MSWCreate()
645 virtual void MSWGetCreateWindowCoords(const wxPoint& pos,
646 const wxSize& size,
647 int& x, int& y,
648 int& w, int& h) const;
649
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650 bool MSWEnableHWND(WXHWND hWnd, bool enable);
651
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652private:
653 // common part of all ctors
654 void Init();
655
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656 // the (non-virtual) handlers for the events
657 bool HandleMove(int x, int y);
5706de1c 658 bool HandleMoving(wxRect& rect);
a23fd0e1 659 bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags);
a23fd0e1 660 bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
a23fd0e1 661
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662#if wxUSE_DEFERRED_SIZING
663protected:
664 // this function is called after the window was resized to its new size
665 virtual void MSWEndDeferWindowPos()
666 {
667 m_pendingPosition = wxDefaultPosition;
668 m_pendingSize = wxDefaultSize;
669 }
d7cbabe0 670
220f77b0 671 // current defer window position operation handle (may be NULL)
3b72cd91 672 WXHANDLE m_hDWP;
220f77b0 673
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674 // When deferred positioning is done these hold the pending changes, and
675 // are used for the default values if another size/pos changes is done on
676 // this window before the group of deferred changes is completed.
677 wxPoint m_pendingPosition;
678 wxSize m_pendingSize;
6bd9b9f2 679#endif // wxUSE_DEFERRED_SIZING
220f77b0 680
5637cc35 681private:
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682#ifdef __POCKETPC__
683 bool m_contextMenuEnabled;
684#endif
685
e8e4fa12 686 DECLARE_DYNAMIC_CLASS(wxWindowMSW)
c0c133e1 687 wxDECLARE_NO_COPY_CLASS(wxWindowMSW);
fd3f686c 688 DECLARE_EVENT_TABLE()
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689};
690
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691// window creation helper class: before creating a new HWND, instantiate an
692// object of this class on stack - this allows to process the messages sent to
693// the window even before CreateWindow() returns
694class wxWindowCreationHook
695{
696public:
697 wxWindowCreationHook(wxWindowMSW *winBeingCreated);
698 ~wxWindowCreationHook();
699};
700
faa49bfd 701#endif // _WX_WINDOW_H_