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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: window.h | |
3 | // Purpose: wxWindow class | |
4 | // Author: David Webster | |
5 | // Modified by: | |
6 | // Created: 10/12/99 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) David Webster | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_WINDOW_H_ | |
13 | #define _WX_WINDOW_H_ | |
14 | ||
15 | #define wxUSE_MOUSEEVENT_HACK 0 | |
16 | ||
17 | // --------------------------------------------------------------------------- | |
18 | // headers | |
19 | // --------------------------------------------------------------------------- | |
20 | #define INCL_DOS | |
21 | #define INCL_PM | |
22 | #define INCL_GPI | |
23 | #include <os2.h> | |
24 | ||
25 | ||
26 | // --------------------------------------------------------------------------- | |
27 | // forward declarations | |
28 | // --------------------------------------------------------------------------- | |
29 | ||
30 | class WXDLLEXPORT wxButton; | |
31 | ||
32 | // --------------------------------------------------------------------------- | |
33 | // constants | |
34 | // --------------------------------------------------------------------------- | |
35 | ||
36 | // FIXME does anybody use those? they're unused by wxWindows... | |
37 | enum | |
38 | { | |
39 | wxKEY_SHIFT = 1, | |
40 | wxKEY_CTRL = 2 | |
41 | }; | |
42 | ||
43 | // --------------------------------------------------------------------------- | |
44 | // wxWindow declaration for OS/2 PM | |
45 | // --------------------------------------------------------------------------- | |
46 | ||
47 | class WXDLLEXPORT wxWindowOS2 : public wxWindowBase | |
48 | { | |
49 | public: | |
50 | wxWindowOS2() | |
51 | { | |
52 | Init(); | |
53 | } | |
54 | ||
55 | wxWindowOS2( wxWindow* pParent | |
56 | ,wxWindowID vId | |
57 | ,const wxPoint& rPos = wxDefaultPosition | |
58 | ,const wxSize& rSize = wxDefaultSize | |
59 | ,long lStyle = 0 | |
60 | ,const wxString& rName = wxPanelNameStr | |
61 | ) | |
62 | { | |
63 | Init(); | |
64 | Create( pParent | |
65 | ,vId | |
66 | ,rPos | |
67 | ,rSize | |
68 | ,lStyle | |
69 | ,rName | |
70 | ); | |
71 | } | |
72 | ||
73 | virtual ~wxWindowOS2(); | |
74 | ||
75 | bool Create( wxWindow* pParent | |
76 | ,wxWindowID vId | |
77 | ,const wxPoint& rPos = wxDefaultPosition | |
78 | ,const wxSize& rSize = wxDefaultSize | |
79 | ,long lStyle = 0 | |
80 | ,const wxString& rName = wxPanelNameStr | |
81 | ); | |
82 | ||
83 | // implement base class pure virtuals | |
84 | virtual void SetTitle(const wxString& rTitle); | |
85 | virtual wxString GetTitle(void) const; | |
86 | virtual void Raise(void); | |
87 | virtual void Lower(void); | |
88 | virtual bool Show(bool bShow = TRUE); | |
89 | virtual bool Enable(bool bEnable = TRUE); | |
90 | virtual void SetFocus(void); | |
91 | virtual bool Reparent(wxWindow* pNewParent); | |
92 | virtual void WarpPointer( int x | |
93 | ,int y | |
94 | ); | |
95 | virtual void CaptureMouse(void); | |
96 | virtual void ReleaseMouse(void); | |
97 | virtual void Refresh( bool bEraseBackground = TRUE | |
98 | ,const wxRect* pRect = (const wxRect *)NULL | |
99 | ); | |
100 | virtual void Clear(void); | |
101 | virtual bool SetCursor(const wxCursor& rCursor); | |
102 | virtual bool SetFont(const wxFont& rFont); | |
103 | virtual int GetCharHeight(void) const; | |
104 | virtual int GetCharWidth(void) const; | |
105 | virtual void GetTextExtent( const wxString& rString | |
106 | ,int* pX | |
107 | ,int* pY | |
108 | ,int* pDescent = (int *)NULL | |
109 | ,int* pExternalLeading = (int *)NULL | |
110 | ,const wxFont* pTheFont = (const wxFont *)NULL | |
111 | ) const; | |
112 | virtual bool DoPopupMenu( wxMenu* pMenu | |
113 | ,int nX | |
114 | ,int nY | |
115 | ); | |
116 | ||
117 | virtual void SetScrollbar( int nOrient | |
118 | ,int nPos | |
119 | ,int nThumbVisible | |
120 | ,int nRange | |
121 | ,bool bRefresh = TRUE | |
122 | ); | |
123 | virtual void SetScrollPos( int nOrient | |
124 | ,int nPos | |
125 | ,bool bRefresh = TRUE | |
126 | ); | |
127 | virtual int GetScrollPos(int nOrient) const; | |
128 | virtual int GetScrollThumb(int nOrient) const; | |
129 | virtual int GetScrollRange(int nOrient) const; | |
130 | virtual void ScrollWindow( int nDx | |
131 | ,int nDy | |
132 | ,const wxRect* pRect = (wxRect *)NULL | |
133 | ); | |
134 | ||
135 | #if wxUSE_DRAG_AND_DROP | |
136 | virtual void SetDropTarget(wxDropTarget* pDropTarget); | |
137 | #endif // wxUSE_DRAG_AND_DROP | |
138 | ||
139 | // Accept files for dragging | |
140 | virtual void DragAcceptFiles(bool bAccept); | |
141 | ||
142 | #if WXWIN_COMPATIBILITY | |
143 | // Set/get scroll attributes | |
144 | virtual void SetScrollRange( int nOrient | |
145 | ,int nRange | |
146 | ,bool bRefresh = TRUE | |
147 | ); | |
148 | virtual void SetScrollPage( int nOrient | |
149 | ,int nPage | |
150 | ,bool bRefresh = TRUE | |
151 | ); | |
152 | virtual int OldGetScrollRange(int nOrient) const; | |
153 | virtual int GetScrollPage(int nOrient) const; | |
154 | ||
155 | // | |
156 | // event handlers | |
157 | // | |
158 | // Handle a control command | |
159 | virtual void OnCommand( wxWindow& rWin | |
160 | ,wxCommandEvent& rEvent | |
161 | ); | |
162 | ||
163 | // Override to define new behaviour for default action (e.g. double | |
164 | // clicking on a listbox) | |
165 | virtual void OnDefaultAction(wxControl* WXUNUSED(pInitiatingItem)) { } | |
166 | #endif // WXWIN_COMPATIBILITY | |
167 | ||
168 | #if wxUSE_CARET && WXWIN_COMPATIBILITY | |
169 | void CreateCaret( int nWidth | |
170 | ,int nHeight | |
171 | ); | |
172 | void CreateCaret(const wxBitmap* pBitmap); | |
173 | void DestroyCaret(void); | |
174 | void ShowCaret(bool bShow); | |
175 | void SetCaretPos( int nX | |
176 | ,int nY | |
177 | ); | |
178 | void GetCaretPos( int* pX | |
179 | ,int* pY | |
180 | ) const; | |
181 | #endif // wxUSE_CARET | |
182 | ||
183 | // Native resource loading (implemented in src/os2/nativdlg.cpp) | |
184 | // FIXME: should they really be all virtual? | |
185 | virtual bool LoadNativeDialog( wxWindow* pParent | |
186 | ,wxWindowID& vId | |
187 | ); | |
188 | virtual bool LoadNativeDialog( wxWindow* pParent | |
189 | ,const wxString& rName | |
190 | ); | |
191 | wxWindow* GetWindowChild1(wxWindowID vId); | |
192 | wxWindow* GetWindowChild(wxWindowID vId); | |
193 | ||
194 | // implementation from now on | |
195 | // -------------------------- | |
196 | ||
197 | // simple accessors | |
198 | // ---------------- | |
199 | ||
200 | WXHWND GetHWND(void) const { return m_hWnd; } | |
201 | void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; } | |
202 | virtual WXWidget GetHandle(void) const { return GetHWND(); } | |
203 | bool GetUseCtl3D(void) const { return m_bUseCtl3D; } | |
204 | bool GetTransparentBackground(void) const { return m_bBackgroundTransparent; } | |
205 | void SetTransparent(bool bT = TRUE) { m_bBackgroundTransparent = bT; } | |
206 | ||
207 | // event handlers | |
208 | // -------------- | |
209 | void OnSetFocus(wxFocusEvent& rEvent); | |
210 | void OnEraseBackground(wxEraseEvent& rEvent); | |
211 | void OnIdle(wxIdleEvent& rEvent); | |
212 | ||
213 | public: | |
214 | // For implementation purposes - sometimes decorations make the client area | |
215 | // smaller | |
216 | virtual wxPoint GetClientAreaOrigin(void) const; | |
217 | ||
218 | // Windows subclassing | |
219 | void SubclassWin(WXHWND hWnd); | |
220 | void UnsubclassWin(void); | |
221 | ||
222 | WXFARPROC OS2GetOldWndProc(void) const { return m_fnOldWndProc; } | |
223 | void OS2SetOldWndProc(WXFARPROC fnProc) { m_fnOldWndProc = fnProc; } | |
224 | ||
225 | wxWindow* FindItem(long lId) const; | |
226 | wxWindow* FindItemByHWND( WXHWND hWnd | |
227 | ,bool bControlOnly = FALSE | |
228 | ) const; | |
229 | ||
230 | // Make a Windows extended style from the given wxWindows window style ?? applicable to OS/2?? | |
231 | static WXDWORD MakeExtendedStyle( long lStyle | |
232 | ,bool bEliminateBorders = TRUE | |
233 | ); | |
234 | // Determine whether 3D effects are wanted | |
235 | WXDWORD Determine3DEffects( WXDWORD dwDefaultBorderStyle | |
236 | ,bool* pbWant3D | |
237 | ) const; | |
238 | ||
239 | // PM only: TRUE if this control is part of the main control | |
240 | virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; }; | |
241 | ||
242 | // returns TRUE if the window has been created | |
243 | bool OS2Create( WXHWND hParent | |
244 | ,PSZ zClass | |
245 | ,const wxChar* zTitle | |
246 | ,WXDWORD dwStyle | |
247 | ,long lX | |
248 | ,long lY | |
249 | ,long lWidth | |
250 | ,long lHeight | |
251 | ,WXHWND hOwner | |
252 | ,WXHWND hZOrder | |
253 | ,unsigned long lId | |
254 | ,void* pCtlData = NULL | |
255 | ,void* pPresParams = NULL | |
256 | ,WXDWORD dwExStyle = 0L | |
257 | ); | |
258 | virtual bool OS2Command( WXUINT uParam | |
259 | ,WXWORD nId | |
260 | ); | |
261 | ||
262 | #if WXWIN_COMPATIBILITY | |
263 | wxObject* GetChild(int nNumber) const; | |
264 | virtual void OS2DeviceToLogical( float* pfX | |
265 | ,float* pfY | |
266 | ) const; | |
267 | #endif // WXWIN_COMPATIBILITY | |
268 | ||
269 | // Create an appropriate wxWindow from a HWND | |
270 | virtual wxWindow* CreateWindowFromHWND( wxWindow* pParent | |
271 | ,WXHWND hWnd | |
272 | ); | |
273 | ||
274 | // Make sure the window style reflects the HWND style (roughly) | |
275 | virtual void AdoptAttributesFromHWND(void); | |
276 | ||
277 | // Setup background and foreground colours correctly | |
278 | virtual void SetupColours(void); | |
279 | ||
280 | // ------------------------------------------------------------------------ | |
281 | // helpers for message handlers: these perform the same function as the | |
282 | // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into | |
283 | // the correct parameters | |
284 | // ------------------------------------------------------------------------ | |
285 | ||
286 | void UnpackCommand( WXWPARAM wParam | |
287 | ,WXLPARAM lParam, | |
288 | WXWORD* pId | |
289 | ,WXHWND* pHwnd | |
290 | ,WXWORD* pCmd | |
291 | ); | |
292 | void UnpackActivate( WXWPARAM wParam | |
293 | ,WXLPARAM lParam | |
294 | ,WXWORD* pState | |
295 | ,WXHWND* pHwnd | |
296 | ); | |
297 | void UnpackScroll( WXWPARAM wParam | |
298 | ,WXLPARAM lParam | |
299 | ,WXWORD* pCode | |
300 | ,WXWORD* pPos | |
301 | ,WXHWND* pHwnd | |
302 | ); | |
303 | void UnpackMenuSelect( WXWPARAM wParam | |
304 | ,WXLPARAM lParam | |
305 | ,WXWORD* pTtem | |
306 | ,WXWORD* pFlags | |
307 | ,WXHMENU* pHmenu | |
308 | ); | |
309 | ||
310 | // ------------------------------------------------------------------------ | |
311 | // internal handlers for OS2 messages: all handlers return a boolen value: | |
312 | // TRUE means that the handler processed the event and FALSE that it didn't | |
313 | // ------------------------------------------------------------------------ | |
314 | ||
315 | // there are several cases where we have virtual functions for PM | |
316 | // message processing: this is because these messages often require to be | |
317 | // processed in a different manner in the derived classes. For all other | |
318 | // messages, however, we do *not* have corresponding OS2OnXXX() function | |
319 | // and if the derived class wants to process them, it should override | |
320 | // OS2WindowProc() directly. | |
321 | ||
322 | // scroll event (both horizontal and vertical) | |
323 | virtual bool OS2OnScroll( int nOrientation | |
324 | ,WXWORD nSBCode | |
325 | ,WXWORD pos | |
326 | ,WXHWND control | |
327 | ); | |
328 | ||
329 | // owner-drawn controls need to process these messages | |
330 | virtual bool OS2OnDrawItem( int nId | |
331 | ,WXDRAWITEMSTRUCT* pItem | |
332 | ); | |
333 | virtual bool OS2OnMeasureItem( int nId | |
334 | ,WXMEASUREITEMSTRUCT* pItem | |
335 | ); | |
336 | ||
337 | // the rest are not virtual | |
338 | bool HandleCreate( WXLPCREATESTRUCT vCs | |
339 | ,bool* pMayCreate | |
340 | ); | |
341 | bool HandleInitDialog(WXHWND hWndFocus); | |
342 | bool HandleDestroy(void); | |
343 | bool HandlePaint(void); | |
344 | bool HandleEraseBkgnd(WXHDC vDC); | |
345 | bool HandleMinimize(void); | |
346 | bool HandleMaximize(void); | |
347 | bool HandleSize( int nX | |
348 | ,int nY | |
349 | ,WXUINT uFlag | |
350 | ); | |
351 | bool HandleGetMinMaxInfo(PSWP pMmInfo); | |
352 | bool HandleShow( bool bShow | |
353 | ,int nStatus | |
354 | ); | |
355 | bool HandleActivate( int nFlag | |
356 | ,WXHWND hActivate | |
357 | ); | |
358 | bool HandleCommand( WXWORD nId | |
359 | ,WXWORD nCmd | |
360 | ,WXHWND hControl | |
361 | ); | |
362 | bool HandleSysCommand( WXWPARAM wParam | |
363 | ,WXLPARAM lParam | |
364 | ); | |
365 | bool HandleWindowParams( PWNDPARAMS pParams | |
366 | ,WXLPARAM lParam | |
367 | ); | |
368 | bool HandlePaletteChanged(); | |
369 | bool HandlePresParamChanged(WXWPARAM wParam); | |
370 | bool HandleSysColorChange(void); | |
371 | bool HandleCtlColor(WXHBRUSH* hBrush); | |
372 | bool HandleSetFocus(WXHWND hWnd); | |
373 | bool HandleKillFocus(WXHWND hWnd); | |
374 | bool HandleEndDrag(WXWPARAM wParam); | |
375 | bool HandleMouseEvent( WXUINT uMsg | |
376 | ,int nX | |
377 | ,int nY | |
378 | ,WXUINT uFlags | |
379 | ); | |
380 | bool HandleMouseMove( int nX | |
381 | ,int nY | |
382 | ,WXUINT uFlags | |
383 | ); | |
384 | bool HandleChar( WXWORD wParam | |
385 | ,WXLPARAM lParam | |
386 | ,bool bIsASCII = FALSE | |
387 | ); | |
388 | bool HandleKeyDown( WXWORD wParam | |
389 | ,WXLPARAM lParam | |
390 | ); | |
391 | bool HandleKeyUp( WXWORD wParam | |
392 | ,WXLPARAM lParam | |
393 | ); | |
394 | bool HandleQueryDragIcon(WXHICON* phIcon); | |
395 | bool HandleSetCursor( USHORT vId | |
396 | ,WXHWND hWnd | |
397 | ); | |
398 | ||
399 | // Window procedure | |
400 | virtual MRESULT OS2WindowProc( WXUINT uMsg | |
401 | ,WXWPARAM wParam | |
402 | ,WXLPARAM lParam | |
403 | ); | |
404 | ||
405 | // Calls an appropriate default window procedure | |
406 | virtual MRESULT OS2DefWindowProc( WXUINT uMsg | |
407 | ,WXWPARAM wParam | |
408 | ,WXLPARAM lParam | |
409 | ); | |
410 | virtual bool OS2ProcessMessage(WXMSG* pMsg); | |
411 | virtual bool OS2TranslateMessage(WXMSG* pMsg); | |
412 | virtual void OS2DestroyWindow(void); | |
413 | ||
414 | // Detach "Window" menu from menu bar so it doesn't get deleted | |
415 | void OS2DetachWindowMenu(void); | |
416 | ||
417 | // this function should return the brush to paint the window background | |
418 | // with or 0 for the default brush | |
419 | virtual WXHBRUSH OnCtlColor( WXHDC hDC | |
420 | ,WXHWND hWnd | |
421 | ,WXUINT uCtlColor | |
422 | ,WXUINT uMessage | |
423 | ,WXWPARAM wParam | |
424 | ,WXLPARAM lParam | |
425 | ); | |
426 | ||
427 | #if WXWIN_COMPATIBILITY | |
428 | void SetShowing(bool bShow) { (void)Show(show); } | |
429 | bool IsUserEnabled(void) const { return IsEnabled(); } | |
430 | #endif // WXWIN_COMPATIBILITY | |
431 | ||
432 | // Responds to colour changes: passes event on to children. | |
433 | void OnSysColourChanged(wxSysColourChangedEvent& rEvent); | |
434 | ||
435 | // initialize various fields of wxMouseEvent (common part of OS2OnMouseXXX) | |
436 | void InitMouseEvent( wxMouseEvent& rEvent | |
437 | ,int nX | |
438 | ,int nY | |
439 | ,WXUINT uFlags | |
440 | ); | |
441 | ||
442 | protected: | |
443 | // PM can't create some MSW styles natively but can perform these after | |
444 | // creation by sending messages | |
445 | typedef enum extra_flags { kFrameToolWindow = 0x0001 | |
446 | ,kVertCaption = 0x0002 | |
447 | ,kHorzCaption = 0x0004 | |
448 | } EExtraFlags; | |
449 | // Some internal sizeing id's to make it easy for event handlers | |
450 | typedef enum size_types { kSizeNormal | |
451 | ,kSizeMax | |
452 | ,kSizeMin | |
453 | } ESizeTypes; | |
454 | // the window handle | |
455 | WXHWND m_hWnd; | |
456 | ||
457 | // the old window proc (we subclass all windows) | |
458 | WXFARPROC m_fnOldWndProc; | |
459 | ||
460 | // additional (OS2 specific) flags | |
461 | bool m_bUseCtl3D:1; // Using CTL3D for this control | |
462 | bool m_bBackgroundTransparent:1; | |
463 | bool m_bMouseInWindow:1; | |
464 | bool m_bDoubleClickAllowed:1; | |
465 | bool m_bWinCaptured:1; | |
466 | WXDWORD m_dwExStyle; | |
467 | ||
468 | // the size of one page for scrolling | |
469 | int m_nXThumbSize; | |
470 | int m_nYThumbSize; | |
471 | ||
472 | #if wxUSE_MOUSEEVENT_HACK | |
473 | // the coordinates of the last mouse event and the type of it | |
474 | long m_lLastMouseX, | |
475 | long m_lLastMouseY; | |
476 | int m_nLastMouseEvent; | |
477 | #endif // wxUSE_MOUSEEVENT_HACK | |
478 | ||
479 | WXHMENU m_hMenu; // Menu, if any | |
480 | unsigned long m_ulMenubarId; // it's Id, if any | |
481 | ||
482 | // the return value of WM_GETDLGCODE handler | |
483 | long m_lDlgCode; | |
484 | ||
485 | // implement the base class pure virtuals | |
486 | virtual void DoClientToScreen( int* pX | |
487 | ,int* pY | |
488 | ) const; | |
489 | virtual void DoScreenToClient( int* pX | |
490 | ,int* pY | |
491 | ) const; | |
492 | virtual void DoGetPosition( int* pX | |
493 | ,int* pY | |
494 | ) const; | |
495 | virtual void DoGetSize( int* pWidth | |
496 | ,int* pHeight | |
497 | ) const; | |
498 | virtual void DoGetClientSize( int* pWidth | |
499 | ,int* pHeight | |
500 | ) const; | |
501 | virtual void DoSetSize( int nX | |
502 | ,int nY | |
503 | ,int nWidth | |
504 | ,int nHeight | |
505 | ,int nSizeFlags = wxSIZE_AUTO | |
506 | ); | |
507 | virtual void DoSetClientSize( int nWidth | |
508 | ,int nHeight | |
509 | ); | |
510 | ||
511 | // move the window to the specified location and resize it: this is called | |
512 | // from both DoSetSize() and DoSetClientSize() and would usually just call | |
513 | // ::WinSetWindowPos() except for composite controls which will want to arrange | |
514 | // themselves inside the given rectangle | |
515 | virtual void DoMoveWindow( int nX | |
516 | ,int nY | |
517 | ,int nWidth | |
518 | ,int nHeight | |
519 | ); | |
520 | ||
521 | #if wxUSE_TOOLTIPS | |
522 | virtual void DoSetToolTip(wxToolTip* pTip); | |
523 | #endif // wxUSE_TOOLTIPS | |
524 | ||
525 | private: | |
526 | // common part of all ctors | |
527 | void Init(void); | |
528 | ||
529 | // the (non-virtual) handlers for the events | |
530 | bool HandleMove( int nX | |
531 | ,int nY | |
532 | ); | |
533 | bool HandleJoystickEvent( WXUINT uMsg | |
534 | ,int pX | |
535 | ,int pY | |
536 | ,WXUINT uFlags | |
537 | ); | |
538 | ||
539 | bool HandleNotify( int nIdCtrl | |
540 | ,WXLPARAM lParam | |
541 | ,WXLPARAM* pResult | |
542 | ); | |
543 | // the helper functions used by HandleChar/KeyXXX methods | |
544 | wxKeyEvent CreateKeyEvent(wxEventType evType, int id, WXLPARAM lp) const; | |
545 | ||
546 | DECLARE_DYNAMIC_CLASS(wxWindowOS2); | |
547 | DECLARE_NO_COPY_CLASS(wxWindowOS2) | |
548 | DECLARE_EVENT_TABLE() | |
549 | private: | |
550 | HWND m_hWndScrollBarHorz; | |
551 | HWND m_hWndScrollBarVert; | |
552 | ||
553 | // Virtual function hiding supression | |
554 | inline virtual bool Reparent(wxWindowBase* pNewParent) | |
555 | { return(wxWindowBase::Reparent(pNewParent));}; | |
556 | }; // end of wxWindow | |
557 | ||
558 | // --------------------------------------------------------------------------- | |
559 | // global functions | |
560 | // --------------------------------------------------------------------------- | |
561 | ||
562 | // kbd code translation | |
563 | WXDLLEXPORT int wxCharCodeOS2ToWX(int nKeySym); | |
564 | WXDLLEXPORT int wxCharCodeWXToOS2( int nId | |
565 | ,bool* pbIsVirtual | |
566 | ); | |
567 | #endif | |
568 | // _WX_WINDOW_H_ |