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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 wxWindow : public wxWindowBase | |
48 | { | |
49 | public: | |
50 | wxWindow() | |
51 | { | |
52 | Init(); | |
53 | } | |
54 | ||
55 | wxWindow( 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 ~wxWindow(); | |
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 | // Makes an adjustment to the window position (for example, a frame that has | |
219 | // a toolbar that it manages itself). | |
220 | virtual void AdjustForParentClientOrigin( int& rX | |
221 | ,int& rY | |
222 | ,int nSizeFlags | |
223 | ); | |
224 | ||
225 | // Windows subclassing | |
226 | void SubclassWin(WXHWND hWnd); | |
227 | void UnsubclassWin(void); | |
228 | ||
229 | WXFARPROC OS2GetOldWndProc(void) const { return m_fnOldWndProc; } | |
230 | void OS2SetOldWndProc(WXFARPROC fnProc) { m_fnOldWndProc = fnProc; } | |
231 | ||
232 | wxWindow* FindItem(long lId) const; | |
233 | wxWindow* FindItemByHWND( WXHWND hWnd | |
234 | ,bool bControlOnly = FALSE | |
235 | ) const; | |
236 | ||
237 | // Make a Windows extended style from the given wxWindows window style ?? applicable to OS/2?? | |
238 | static WXDWORD MakeExtendedStyle( long lStyle | |
239 | ,bool bEliminateBorders = TRUE | |
240 | ); | |
241 | // Determine whether 3D effects are wanted | |
242 | WXDWORD Determine3DEffects( WXDWORD dwDefaultBorderStyle | |
243 | ,bool* pbWant3D | |
244 | ) const; | |
245 | ||
246 | // PM only: TRUE if this control is part of the main control | |
247 | virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; }; | |
248 | ||
249 | // returns TRUE if the window has been created | |
250 | bool OS2Create( WXHWND hParent | |
251 | ,PSZ zClass | |
252 | ,const wxChar* zTitle | |
253 | ,WXDWORD dwStyle | |
254 | ,long lX | |
255 | ,long lY | |
256 | ,long lWidth | |
257 | ,long lHeight | |
258 | ,WXHWND hOwner | |
259 | ,WXHWND hZOrder | |
260 | ,unsigned long lId | |
261 | ,void* pCtlData = NULL | |
262 | ,void* pPresParams = NULL | |
263 | ,WXDWORD dwExStyle = 0L | |
264 | ); | |
265 | virtual bool OS2Command( WXUINT uParam | |
266 | ,WXWORD nId | |
267 | ); | |
268 | ||
269 | #if WXWIN_COMPATIBILITY | |
270 | wxObject* GetChild(int nNumber) const; | |
271 | virtual void OS2DeviceToLogical( float* pfX | |
272 | ,float* pfY | |
273 | ) const; | |
274 | #endif // WXWIN_COMPATIBILITY | |
275 | ||
276 | // Create an appropriate wxWindow from a HWND | |
277 | virtual wxWindow* CreateWindowFromHWND( wxWindow* pParent | |
278 | ,WXHWND hWnd | |
279 | ); | |
280 | ||
281 | // Make sure the window style reflects the HWND style (roughly) | |
282 | virtual void AdoptAttributesFromHWND(void); | |
283 | ||
284 | // Setup background and foreground colours correctly | |
285 | virtual void SetupColours(void); | |
286 | ||
287 | // ------------------------------------------------------------------------ | |
288 | // helpers for message handlers: these perform the same function as the | |
289 | // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into | |
290 | // the correct parameters | |
291 | // ------------------------------------------------------------------------ | |
292 | ||
293 | void UnpackCommand( WXWPARAM wParam | |
294 | ,WXLPARAM lParam, | |
295 | WXWORD* pId | |
296 | ,WXHWND* pHwnd | |
297 | ,WXWORD* pCmd | |
298 | ); | |
299 | void UnpackActivate( WXWPARAM wParam | |
300 | ,WXLPARAM lParam | |
301 | ,WXWORD* pState | |
302 | ,WXHWND* pHwnd | |
303 | ); | |
304 | void UnpackScroll( WXWPARAM wParam | |
305 | ,WXLPARAM lParam | |
306 | ,WXWORD* pCode | |
307 | ,WXWORD* pPos | |
308 | ,WXHWND* pHwnd | |
309 | ); | |
310 | void UnpackMenuSelect( WXWPARAM wParam | |
311 | ,WXLPARAM lParam | |
312 | ,WXWORD* pTtem | |
313 | ,WXWORD* pFlags | |
314 | ,WXHMENU* pHmenu | |
315 | ); | |
316 | ||
317 | // ------------------------------------------------------------------------ | |
318 | // internal handlers for OS2 messages: all handlers return a boolen value: | |
319 | // TRUE means that the handler processed the event and FALSE that it didn't | |
320 | // ------------------------------------------------------------------------ | |
321 | ||
322 | // there are several cases where we have virtual functions for PM | |
323 | // message processing: this is because these messages often require to be | |
324 | // processed in a different manner in the derived classes. For all other | |
325 | // messages, however, we do *not* have corresponding OS2OnXXX() function | |
326 | // and if the derived class wants to process them, it should override | |
327 | // OS2WindowProc() directly. | |
328 | ||
329 | // scroll event (both horizontal and vertical) | |
330 | virtual bool OS2OnScroll( int nOrientation | |
331 | ,WXWORD nSBCode | |
332 | ,WXWORD pos | |
333 | ,WXHWND control | |
334 | ); | |
335 | ||
336 | // owner-drawn controls need to process these messages | |
337 | virtual bool OS2OnDrawItem( int nId | |
338 | ,WXDRAWITEMSTRUCT* pItem | |
339 | ); | |
340 | virtual bool OS2OnMeasureItem( int nId | |
341 | ,WXMEASUREITEMSTRUCT* pItem | |
342 | ); | |
343 | ||
344 | // the rest are not virtual | |
345 | bool HandleCreate( WXLPCREATESTRUCT vCs | |
346 | ,bool* pMayCreate | |
347 | ); | |
348 | bool HandleInitDialog(WXHWND hWndFocus); | |
349 | bool HandleDestroy(void); | |
350 | bool HandlePaint(void); | |
351 | bool HandleEraseBkgnd(WXHDC vDC); | |
352 | bool HandleMinimize(void); | |
353 | bool HandleMaximize(void); | |
354 | bool HandleSize( int nX | |
355 | ,int nY | |
356 | ,WXUINT uFlag | |
357 | ); | |
358 | bool HandleGetMinMaxInfo(PSWP pMmInfo); | |
359 | bool HandleShow( bool bShow | |
360 | ,int nStatus | |
361 | ); | |
362 | bool HandleActivate( int nFlag | |
363 | ,WXHWND hActivate | |
364 | ); | |
365 | bool HandleCommand( WXWORD nId | |
366 | ,WXWORD nCmd | |
367 | ,WXHWND hControl | |
368 | ); | |
369 | bool HandleSysCommand( WXWPARAM wParam | |
370 | ,WXLPARAM lParam | |
371 | ); | |
372 | bool HandleWindowParams( PWNDPARAMS pParams | |
373 | ,WXLPARAM lParam | |
374 | ); | |
375 | bool HandlePaletteChanged(); | |
376 | bool HandlePresParamChanged(WXWPARAM wParam); | |
377 | bool HandleSysColorChange(void); | |
378 | bool HandleCtlColor(WXHBRUSH* hBrush); | |
379 | bool HandleSetFocus(WXHWND hWnd); | |
380 | bool HandleKillFocus(WXHWND hWnd); | |
381 | bool HandleEndDrag(WXWPARAM wParam); | |
382 | bool HandleMouseEvent( WXUINT uMsg | |
383 | ,int nX | |
384 | ,int nY | |
385 | ,WXUINT uFlags | |
386 | ); | |
387 | bool HandleMouseMove( int nX | |
388 | ,int nY | |
389 | ,WXUINT uFlags | |
390 | ); | |
391 | bool HandleChar( WXWORD wParam | |
392 | ,WXLPARAM lParam | |
393 | ,bool bIsASCII = FALSE | |
394 | ); | |
395 | bool HandleKeyDown( WXWORD wParam | |
396 | ,WXLPARAM lParam | |
397 | ); | |
398 | bool HandleKeyUp( WXWORD wParam | |
399 | ,WXLPARAM lParam | |
400 | ); | |
401 | bool HandleQueryDragIcon(WXHICON* phIcon); | |
402 | bool HandleSetCursor( USHORT vId | |
403 | ,WXHWND hWnd | |
404 | ); | |
405 | ||
406 | // Window procedure | |
407 | virtual MRESULT OS2WindowProc( WXUINT uMsg | |
408 | ,WXWPARAM wParam | |
409 | ,WXLPARAM lParam | |
410 | ); | |
411 | ||
412 | // Calls an appropriate default window procedure | |
413 | virtual MRESULT OS2DefWindowProc( WXUINT uMsg | |
414 | ,WXWPARAM wParam | |
415 | ,WXLPARAM lParam | |
416 | ); | |
417 | virtual bool OS2ProcessMessage(WXMSG* pMsg); | |
418 | virtual bool OS2TranslateMessage(WXMSG* pMsg); | |
419 | virtual void OS2DestroyWindow(void); | |
420 | ||
421 | // Detach "Window" menu from menu bar so it doesn't get deleted | |
422 | void OS2DetachWindowMenu(void); | |
423 | ||
424 | // this function should return the brush to paint the window background | |
425 | // with or 0 for the default brush | |
426 | virtual WXHBRUSH OnCtlColor( WXHDC hDC | |
427 | ,WXHWND hWnd | |
428 | ,WXUINT uCtlColor | |
429 | ,WXUINT uMessage | |
430 | ,WXWPARAM wParam | |
431 | ,WXLPARAM lParam | |
432 | ); | |
433 | ||
434 | #if WXWIN_COMPATIBILITY | |
435 | void SetShowing(bool bShow) { (void)Show(show); } | |
436 | bool IsUserEnabled(void) const { return IsEnabled(); } | |
437 | #endif // WXWIN_COMPATIBILITY | |
438 | ||
439 | // Responds to colour changes: passes event on to children. | |
440 | void OnSysColourChanged(wxSysColourChangedEvent& rEvent); | |
441 | ||
442 | // initialize various fields of wxMouseEvent (common part of OS2OnMouseXXX) | |
443 | void InitMouseEvent( wxMouseEvent& rEvent | |
444 | ,int nX | |
445 | ,int nY | |
446 | ,WXUINT uFlags | |
447 | ); | |
448 | ||
449 | protected: | |
450 | // PM can't create some MSW styles natively but can perform these after | |
451 | // creation by sending messages | |
452 | typedef enum extra_flags { kFrameToolWindow = 0x0001 | |
453 | ,kVertCaption = 0x0002 | |
454 | ,kHorzCaption = 0x0004 | |
455 | } EExtraFlags; | |
456 | // Some internal sizeing id's to make it easy for event handlers | |
457 | typedef enum size_types { kSizeNormal | |
458 | ,kSizeMax | |
459 | ,kSizeMin | |
460 | } ESizeTypes; | |
461 | // the window handle | |
462 | WXHWND m_hWnd; | |
463 | ||
464 | // the old window proc (we subclass all windows) | |
465 | WXFARPROC m_fnOldWndProc; | |
466 | ||
467 | // additional (OS2 specific) flags | |
468 | bool m_bUseCtl3D:1; // Using CTL3D for this control | |
469 | bool m_bBackgroundTransparent:1; | |
470 | bool m_bMouseInWindow:1; | |
471 | bool m_bDoubleClickAllowed:1; | |
472 | bool m_bWinCaptured:1; | |
473 | WXDWORD m_dwExStyle; | |
474 | ||
475 | // the size of one page for scrolling | |
476 | int m_nXThumbSize; | |
477 | int m_nYThumbSize; | |
478 | ||
479 | #if wxUSE_MOUSEEVENT_HACK | |
480 | // the coordinates of the last mouse event and the type of it | |
481 | long m_lLastMouseX, | |
482 | long m_lLastMouseY; | |
483 | int m_nLastMouseEvent; | |
484 | #endif // wxUSE_MOUSEEVENT_HACK | |
485 | ||
486 | WXHMENU m_hMenu; // Menu, if any | |
487 | unsigned long m_ulMenubarId; // it's Id, if any | |
488 | ||
489 | // the return value of WM_GETDLGCODE handler | |
490 | long m_lDlgCode; | |
491 | ||
492 | // implement the base class pure virtuals | |
493 | virtual void DoClientToScreen( int* pX | |
494 | ,int* pY | |
495 | ) const; | |
496 | virtual void DoScreenToClient( int* pX | |
497 | ,int* pY | |
498 | ) const; | |
499 | virtual void DoGetPosition( int* pX | |
500 | ,int* pY | |
501 | ) const; | |
502 | virtual void DoGetSize( int* pWidth | |
503 | ,int* pHeight | |
504 | ) const; | |
505 | virtual void DoGetClientSize( int* pWidth | |
506 | ,int* pHeight | |
507 | ) const; | |
508 | virtual void DoSetSize( int nX | |
509 | ,int nY | |
510 | ,int nWidth | |
511 | ,int nHeight | |
512 | ,int nSizeFlags = wxSIZE_AUTO | |
513 | ); | |
514 | virtual void DoSetClientSize( int nWidth | |
515 | ,int nHeight | |
516 | ); | |
517 | ||
518 | // move the window to the specified location and resize it: this is called | |
519 | // from both DoSetSize() and DoSetClientSize() and would usually just call | |
520 | // ::WinSetWindowPos() except for composite controls which will want to arrange | |
521 | // themselves inside the given rectangle | |
522 | virtual void DoMoveWindow( int nX | |
523 | ,int nY | |
524 | ,int nWidth | |
525 | ,int nHeight | |
526 | ); | |
527 | ||
528 | #if wxUSE_TOOLTIPS | |
529 | virtual void DoSetToolTip(wxToolTip* pTip); | |
530 | #endif // wxUSE_TOOLTIPS | |
531 | ||
532 | private: | |
533 | // common part of all ctors | |
534 | void Init(void); | |
535 | ||
536 | // the (non-virtual) handlers for the events | |
537 | bool HandleMove( int nX | |
538 | ,int nY | |
539 | ); | |
540 | bool HandleJoystickEvent( WXUINT uMsg | |
541 | ,int pX | |
542 | ,int pY | |
543 | ,WXUINT uFlags | |
544 | ); | |
545 | ||
546 | bool HandleNotify( int nIdCtrl | |
547 | ,WXLPARAM lParam | |
548 | ,WXLPARAM* pResult | |
549 | ); | |
550 | // the helper functions used by HandleChar/KeyXXX methods | |
551 | wxKeyEvent CreateKeyEvent(wxEventType evType, int id, WXLPARAM lp) const; | |
552 | ||
553 | DECLARE_DYNAMIC_CLASS(wxWindow); | |
554 | DECLARE_NO_COPY_CLASS(wxWindow); | |
555 | DECLARE_EVENT_TABLE() | |
556 | private: | |
557 | HWND m_hWndScrollBarHorz; | |
558 | HWND m_hWndScrollBarVert; | |
559 | ||
560 | // Virtual function hiding supression | |
561 | inline virtual bool Reparent(wxWindowBase* pNewParent) | |
562 | { return(wxWindowBase::Reparent(pNewParent));}; | |
563 | }; // end of wxWindow | |
564 | ||
565 | // --------------------------------------------------------------------------- | |
566 | // global functions | |
567 | // --------------------------------------------------------------------------- | |
568 | ||
569 | // kbd code translation | |
570 | WXDLLEXPORT int wxCharCodeOS2ToWX(int nKeySym); | |
571 | WXDLLEXPORT int wxCharCodeWXToOS2( int nId | |
572 | ,bool* pbIsVirtual | |
573 | ); | |
574 | #endif | |
575 | // _WX_WINDOW_H_ |