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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: window.h | |
3 | // Purpose: wxWindow class | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 17/09/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_WINDOW_H_ | |
13 | #define _WX_WINDOW_H_ | |
14 | ||
15 | #ifdef __GNUG__ | |
16 | #pragma interface "window.h" | |
17 | #endif | |
18 | ||
19 | #include "wx/gdicmn.h" | |
20 | #include "wx/icon.h" | |
21 | #include "wx/cursor.h" | |
22 | #include "wx/pen.h" | |
23 | #include "wx/font.h" | |
24 | #include "wx/validate.h" | |
25 | #include "wx/event.h" | |
26 | #include "wx/string.h" | |
27 | #include "wx/list.h" | |
28 | #include "wx/region.h" | |
29 | #include "wx/accel.h" | |
30 | ||
31 | #define wxKEY_SHIFT 1 | |
32 | #define wxKEY_CTRL 2 | |
33 | ||
34 | /* | |
35 | * Base class for frame, panel, canvas, panel items, dialog box. | |
36 | * | |
37 | */ | |
38 | ||
39 | /* | |
40 | * Event handler: windows have themselves as their event handlers | |
41 | * by default, but their event handlers could be set to another | |
42 | * object entirely. This separation can reduce the amount of | |
43 | * derivation required, and allow alteration of a window's functionality | |
44 | * (e.g. by a resource editor that temporarily switches event handlers). | |
45 | */ | |
46 | ||
47 | class WXDLLEXPORT wxWindow; | |
48 | class WXDLLEXPORT wxEvent; | |
49 | class WXDLLEXPORT wxCommandEvent; | |
50 | class WXDLLEXPORT wxKeyEvent; | |
51 | class WXDLLEXPORT wxControl; | |
52 | class WXDLLEXPORT wxCursor; | |
53 | class WXDLLEXPORT wxColourMap; | |
54 | class WXDLLEXPORT wxFont; | |
55 | class WXDLLEXPORT wxMenu; | |
56 | class WXDLLEXPORT wxRectangle; | |
57 | class WXDLLEXPORT wxBitmap; | |
58 | class WXDLLEXPORT wxSizer; | |
59 | class WXDLLEXPORT wxList; | |
60 | class WXDLLEXPORT wxLayoutConstraints; | |
61 | class WXDLLEXPORT wxMouseEvent; | |
62 | class WXDLLEXPORT wxButton; | |
63 | class WXDLLEXPORT wxColour; | |
64 | class WXDLLEXPORT wxBrush; | |
65 | class WXDLLEXPORT wxPen; | |
66 | class WXDLLEXPORT wxIcon; | |
67 | class WXDLLEXPORT wxDC; | |
68 | class WXDLLEXPORT wxValidator; | |
69 | ||
70 | #if wxUSE_DRAG_AND_DROP | |
71 | class WXDLLEXPORT wxDropTarget; | |
72 | #endif | |
73 | ||
74 | #if wxUSE_WX_RESOURCES | |
75 | class WXDLLEXPORT wxResourceTable; | |
76 | class WXDLLEXPORT wxItemResource; | |
77 | #endif | |
78 | ||
79 | WXDLLEXPORT_DATA(extern const char*) wxPanelNameStr; | |
80 | ||
81 | WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize; | |
82 | WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition; | |
83 | ||
84 | //----------------------------------------------------------------------------- | |
85 | // wxClientData | |
86 | //----------------------------------------------------------------------------- | |
87 | ||
88 | class wxClientData | |
89 | { | |
90 | public: | |
91 | wxClientData() { } | |
92 | virtual ~wxClientData() { } | |
93 | }; | |
94 | ||
95 | //----------------------------------------------------------------------------- | |
96 | // wxStringClientData | |
97 | //----------------------------------------------------------------------------- | |
98 | ||
99 | class wxStringClientData: public wxClientData | |
100 | { | |
101 | public: | |
102 | wxStringClientData() { } | |
103 | wxStringClientData( wxString &data ) { m_data = data; } | |
104 | void SetData( wxString &data ) { m_data = data; } | |
105 | wxString GetData() const { return m_data; } | |
106 | ||
107 | private: | |
108 | wxString m_data; | |
109 | }; | |
110 | ||
111 | class WXDLLEXPORT wxWindow: public wxEvtHandler | |
112 | { | |
113 | DECLARE_ABSTRACT_CLASS(wxWindow) | |
114 | ||
115 | friend class WXDLLEXPORT wxDC; | |
116 | friend class WXDLLEXPORT wxWindowDC; | |
117 | ||
118 | public: | |
119 | wxWindow(); | |
120 | inline wxWindow(wxWindow *parent, wxWindowID id, | |
121 | const wxPoint& pos = wxDefaultPosition, | |
122 | const wxSize& size = wxDefaultSize, | |
123 | long style = 0, | |
124 | const wxString& name = wxPanelNameStr) | |
125 | { | |
126 | m_children = new wxList; | |
127 | Create(parent, id, pos, size, style, name); | |
128 | } | |
129 | ||
130 | virtual ~wxWindow(); | |
131 | ||
132 | bool Create(wxWindow *parent, wxWindowID id, | |
133 | const wxPoint& pos = wxDefaultPosition, | |
134 | const wxSize& size = wxDefaultSize, | |
135 | long style = 0, | |
136 | const wxString& name = wxPanelNameStr); | |
137 | ||
138 | // Fit the window around the items | |
139 | virtual void Fit(); | |
140 | ||
141 | // Show or hide the window | |
142 | virtual bool Show(bool show); | |
143 | ||
144 | // Is the window shown? | |
145 | virtual bool IsShown() const; | |
146 | ||
147 | // Raise the window to the top of the Z order | |
148 | virtual void Raise(); | |
149 | ||
150 | // Lower the window to the bottom of the Z order | |
151 | virtual void Lower(); | |
152 | ||
153 | // Is the window enabled? | |
154 | virtual bool IsEnabled() const; | |
155 | ||
156 | // For compatibility | |
157 | inline bool Enabled() const { return IsEnabled(); } | |
158 | ||
159 | // Dialog support: override these and call | |
160 | // base class members to add functionality | |
161 | // that can't be done using validators. | |
162 | ||
163 | // Transfer values to controls. If returns FALSE, | |
164 | // it's an application error (pops up a dialog) | |
165 | virtual bool TransferDataToWindow(); | |
166 | ||
167 | // Transfer values from controls. If returns FALSE, | |
168 | // transfer failed: don't quit | |
169 | virtual bool TransferDataFromWindow(); | |
170 | ||
171 | // Validate controls. If returns FALSE, | |
172 | // validation failed: don't quit | |
173 | virtual bool Validate(); | |
174 | ||
175 | // Return code for dialogs | |
176 | inline void SetReturnCode(int retCode); | |
177 | inline int GetReturnCode(); | |
178 | ||
179 | // Set the cursor | |
180 | virtual void SetCursor(const wxCursor& cursor); | |
181 | inline virtual wxCursor *GetCursor() const { return (wxCursor *)& m_windowCursor; }; | |
182 | ||
183 | // Get the window with the focus | |
184 | static wxWindow *FindFocus(); | |
185 | ||
186 | // Get character size | |
187 | virtual int GetCharHeight() const; | |
188 | virtual int GetCharWidth() const; | |
189 | ||
190 | // Get overall window size | |
191 | virtual void GetSize(int *width, int *height) const; | |
192 | virtual wxSize GetSize() const { int w, h; GetSize(& w, & h); return wxSize(w, h); } | |
193 | virtual wxRect GetRect() const { int w, h; int x, y; GetPosition(& x, & y); GetSize(& w, & h); return wxRect(x, y, w, h); } | |
194 | ||
195 | // Get window position, relative to parent (or screen if no parent) | |
196 | virtual void GetPosition(int *x, int *y) const; | |
197 | virtual wxPoint GetPosition() const { int x, y; GetPosition(&x, &y); return wxPoint(x, y); } | |
198 | ||
199 | // Get client (application-useable) size | |
200 | virtual void GetClientSize(int *width, int *height) const; | |
201 | virtual wxSize GetClientSize() const { int w, h; GetClientSize(& w, & h); return wxSize(w, h); } | |
202 | ||
203 | // Set overall size and position | |
204 | virtual void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO); | |
205 | virtual void SetSize(int width, int height) { SetSize(-1, -1, width, height, wxSIZE_USE_EXISTING); } | |
206 | virtual void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO) | |
207 | { SetSize(rect.x, rect.y, rect.width, rect.height, sizeFlags); } | |
208 | virtual void SetSize(const wxSize& size) { SetSize(-1, -1, size.x, size.y, wxSIZE_USE_EXISTING); } | |
209 | ||
210 | virtual void Move(int x, int y) { SetSize(x, y, -1, -1, wxSIZE_USE_EXISTING); } | |
211 | virtual void Move(const wxPoint& pt) { SetSize(pt.x, pt.y, -1, -1, wxSIZE_USE_EXISTING); } | |
212 | ||
213 | // Set client size | |
214 | virtual void SetClientSize(int width, int size); | |
215 | virtual void SetClientSize(const wxSize& sz) { SetClientSize(sz.x, sz.y); } | |
216 | ||
217 | // Convert client to screen coordinates | |
218 | virtual void ClientToScreen(int *x, int *y) const; | |
219 | virtual wxPoint ClientToScreen(const wxPoint& pt) const | |
220 | { int x = pt.x; int y = pt.y; ClientToScreen(& x, & y); return wxPoint(x, y); } | |
221 | ||
222 | // Convert screen to client coordinates | |
223 | virtual void ScreenToClient(int *x, int *y) const; | |
224 | virtual wxPoint ScreenToClient(const wxPoint& pt) const | |
225 | { int x = pt.x; int y = pt.y; ScreenToClient(& x, & y); return wxPoint(x, y); } | |
226 | ||
227 | // Set the focus to this window | |
228 | virtual void SetFocus(); | |
229 | ||
230 | // Capture/release mouse | |
231 | virtual void CaptureMouse(); | |
232 | virtual void ReleaseMouse(); | |
233 | ||
234 | // Enable or disable the window | |
235 | virtual void Enable(bool enable); | |
236 | ||
237 | #if wxUSE_DRAG_AND_DROP | |
238 | // Associate a drop target with this window (if the window already had a drop | |
239 | // target, it's deleted!) and return the current drop target (may be NULL). | |
240 | void SetDropTarget(wxDropTarget *pDropTarget); | |
241 | wxDropTarget *GetDropTarget() const { return m_pDropTarget; } | |
242 | #endif | |
243 | ||
244 | // Accept files for dragging | |
245 | virtual void DragAcceptFiles(bool accept); | |
246 | ||
247 | // Update region access | |
248 | virtual wxRegion& GetUpdateRegion() const; | |
249 | virtual bool IsExposed(int x, int y, int w, int h) const; | |
250 | virtual bool IsExposed(const wxPoint& pt) const; | |
251 | virtual bool IsExposed(const wxRect& rect) const; | |
252 | ||
253 | // Set/get the window title | |
254 | virtual inline void SetTitle(const wxString& WXUNUSED(title)) {}; | |
255 | inline virtual wxString GetTitle() const { return wxString(""); }; | |
256 | // Most windows have the concept of a label; for frames, this is the | |
257 | // title; for items, this is the label or button text. | |
258 | inline virtual wxString GetLabel() const { return GetTitle(); } | |
259 | ||
260 | // Set/get the window name (used for resource setting in X) | |
261 | inline virtual wxString GetName() const; | |
262 | inline virtual void SetName(const wxString& name); | |
263 | ||
264 | // Centre the window | |
265 | virtual void Centre(int direction) ; | |
266 | inline void Center(int direction = wxHORIZONTAL) { Centre(direction); } | |
267 | ||
268 | // Popup a menu | |
269 | virtual bool PopupMenu(wxMenu *menu, int x, int y); | |
270 | ||
271 | // Send the window a refresh event | |
272 | virtual void Refresh(bool eraseBack = TRUE, const wxRectangle *rect = NULL); | |
273 | ||
274 | // New functions that will replace the above. | |
275 | virtual void SetScrollbar(int orient, int pos, int thumbVisible, | |
276 | int range, bool refresh = TRUE); | |
277 | ||
278 | virtual void SetScrollPos(int orient, int pos, bool refresh = TRUE); | |
279 | virtual int GetScrollPos(int orient) const; | |
280 | virtual int GetScrollRange(int orient) const; | |
281 | virtual int GetScrollThumb(int orient) const; | |
282 | ||
283 | virtual void ScrollWindow(int dx, int dy, const wxRectangle *rect = NULL); | |
284 | ||
285 | // Caret manipulation | |
286 | virtual void CreateCaret(int w, int h); | |
287 | virtual void CreateCaret(const wxBitmap *bitmap); | |
288 | virtual void DestroyCaret(); | |
289 | virtual void ShowCaret(bool show); | |
290 | virtual void SetCaretPos(int x, int y); | |
291 | virtual void GetCaretPos(int *x, int *y) const; | |
292 | ||
293 | // Tell window how much it can be sized | |
294 | virtual void SetSizeHints(int minW = -1, int minH = -1, int maxW = -1, int maxH = -1, int incW = -1, int incH = -1); | |
295 | ||
296 | // Set/get the window's identifier | |
297 | inline int GetId() const; | |
298 | inline void SetId(int id); | |
299 | ||
300 | virtual void SetAcceleratorTable(const wxAcceleratorTable& accel); | |
301 | inline virtual wxAcceleratorTable& GetAcceleratorTable() const { return (wxAcceleratorTable&) m_acceleratorTable; } | |
302 | ||
303 | // Make the window modal (all other windows unresponsive) | |
304 | virtual void MakeModal(bool modal); | |
305 | ||
306 | // Get the private handle (platform-dependent) | |
307 | inline void *GetHandle() const; | |
308 | ||
309 | // Set/get the window's relatives | |
310 | inline wxWindow *GetParent() const; | |
311 | inline void SetParent(wxWindow *p) ; | |
312 | inline wxWindow *GetGrandParent() const; | |
313 | inline wxList *GetChildren() const; | |
314 | // Reparents this window to have the new parent. | |
315 | virtual bool Reparent(wxWindow* parent); | |
316 | ||
317 | // Set/get the window's font | |
318 | virtual void SetFont(const wxFont& f); | |
319 | inline virtual wxFont *GetFont() const; | |
320 | ||
321 | // Set/get the window's validator | |
322 | void SetValidator(const wxValidator& validator); | |
323 | inline wxValidator *GetValidator() const; | |
324 | ||
325 | virtual void SetClientObject( wxClientData *data ); | |
326 | virtual wxClientData *GetClientObject(); | |
327 | ||
328 | virtual void SetClientData( void *data ); | |
329 | virtual void *GetClientData(); | |
330 | ||
331 | // Set/get the window's style | |
332 | inline void SetWindowStyleFlag(long flag); | |
333 | inline long GetWindowStyleFlag() const; | |
334 | ||
335 | // Handle a control command | |
336 | virtual void OnCommand(wxWindow& win, wxCommandEvent& event); | |
337 | ||
338 | // Set/get event handler | |
339 | inline void SetEventHandler(wxEvtHandler *handler); | |
340 | inline wxEvtHandler *GetEventHandler() const; | |
341 | ||
342 | // Push/pop event handler (i.e. allow a chain of event handlers | |
343 | // be searched) | |
344 | void PushEventHandler(wxEvtHandler *handler) ; | |
345 | wxEvtHandler *PopEventHandler(bool deleteHandler = FALSE) ; | |
346 | ||
347 | // Close the window by calling OnClose, posting a deletion | |
348 | virtual bool Close(bool force = FALSE); | |
349 | ||
350 | // Destroy the window (delayed, if a managed window) | |
351 | virtual bool Destroy() ; | |
352 | ||
353 | // Mode for telling default OnSize members to | |
354 | // call Layout(), if not using Sizers, just top-down constraints | |
355 | inline void SetAutoLayout(bool a); | |
356 | inline bool GetAutoLayout() const; | |
357 | ||
358 | // Set/get constraints | |
359 | inline wxLayoutConstraints *GetConstraints() const; | |
360 | void SetConstraints(wxLayoutConstraints *c); | |
361 | ||
362 | // Set/get window background colour | |
363 | virtual void SetBackgroundColour(const wxColour& col); | |
364 | inline virtual wxColour GetBackgroundColour() const; | |
365 | ||
366 | // Set/get window foreground colour | |
367 | virtual void SetForegroundColour(const wxColour& col); | |
368 | inline virtual wxColour GetForegroundColour() const; | |
369 | ||
370 | // Get the default button, if there is one | |
371 | inline virtual wxButton *GetDefaultItem() const; | |
372 | inline virtual void SetDefaultItem(wxButton *but); | |
373 | ||
374 | // Override to define new behaviour for default action (e.g. double clicking | |
375 | // on a listbox) | |
376 | virtual void OnDefaultAction(wxControl *initiatingItem); | |
377 | ||
378 | // Resource loading | |
379 | #if wxUSE_WX_RESOURCES | |
380 | virtual bool LoadFromResource(wxWindow *parent, const wxString& resourceName, const wxResourceTable *table = NULL); | |
381 | virtual wxControl *CreateItem(const wxItemResource* childResource, const wxItemResource* parentResource, | |
382 | const wxResourceTable *table = (const wxResourceTable *) NULL); | |
383 | #endif | |
384 | ||
385 | virtual void GetTextExtent(const wxString& string, int *x, int *y, | |
386 | int *descent = NULL, | |
387 | int *externalLeading = NULL, | |
388 | const wxFont *theFont = NULL, bool use16 = FALSE) const; | |
389 | ||
390 | // Is the window retained? | |
391 | inline bool IsRetained() const; | |
392 | ||
393 | // Warp the pointer the given position | |
394 | virtual void WarpPointer(int x_pos, int y_pos) ; | |
395 | ||
396 | // Clear the window | |
397 | virtual void Clear(); | |
398 | ||
399 | // Find a window by id or name | |
400 | virtual wxWindow *FindWindow(long id); | |
401 | virtual wxWindow *FindWindow(const wxString& name); | |
402 | ||
403 | // Constraint operations | |
404 | bool Layout(); | |
405 | void SetSizer(wxSizer *sizer); // Adds sizer child to this window | |
406 | inline wxSizer *GetSizer() const ; | |
407 | inline wxWindow *GetSizerParent() const ; | |
408 | inline void SetSizerParent(wxWindow *win); | |
409 | ||
410 | // Do Update UI processing for controls | |
411 | void UpdateWindowUI(); | |
412 | ||
413 | void OnEraseBackground(wxEraseEvent& event); | |
414 | void OnChar(wxKeyEvent& event); | |
415 | void OnPaint(wxPaintEvent& event); | |
416 | void OnIdle(wxIdleEvent& event); | |
417 | ||
418 | // Does this window want to accept keyboard focus? | |
419 | virtual bool AcceptsFocus() const; | |
420 | ||
421 | virtual void PrepareDC( wxDC & WXUNUSED(dc) ) {}; | |
422 | ||
423 | ||
424 | public: | |
425 | //////////////////////////////////////////////////////////////////////// | |
426 | //// IMPLEMENTATION | |
427 | ||
428 | // For implementation purposes - sometimes decorations make the client area | |
429 | // smaller | |
430 | virtual wxPoint GetClientAreaOrigin() const; | |
431 | ||
432 | // Makes an adjustment to the window position (for example, a frame that has | |
433 | // a toolbar that it manages itself). | |
434 | virtual void AdjustForParentClientOrigin(int& x, int& y, int sizeFlags); | |
435 | ||
436 | // Executes the default message | |
437 | virtual long Default(); | |
438 | ||
439 | /* TODO: you may need something like this | |
440 | // Determine whether 3D effects are wanted | |
441 | virtual WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D); | |
442 | */ | |
443 | ||
444 | virtual void AddChild(wxWindow *child); // Adds reference to the child object | |
445 | virtual void RemoveChild(wxWindow *child); // Removes reference to child | |
446 | // (but doesn't delete the child object) | |
447 | virtual void DestroyChildren(); // Removes and destroys all children | |
448 | ||
449 | inline bool IsBeingDeleted() const { return FALSE; } // TODO: Should probably eliminate this | |
450 | ||
451 | // Constraint implementation | |
452 | void UnsetConstraints(wxLayoutConstraints *c); | |
453 | inline wxList *GetConstraintsInvolvedIn() const ; | |
454 | // Back-pointer to other windows we're involved with, so if we delete | |
455 | // this window, we must delete any constraints we're involved with. | |
456 | void AddConstraintReference(wxWindow *otherWin); | |
457 | void RemoveConstraintReference(wxWindow *otherWin); | |
458 | void DeleteRelatedConstraints(); | |
459 | ||
460 | virtual void ResetConstraints(); | |
461 | virtual void SetConstraintSizes(bool recurse = TRUE); | |
462 | virtual bool LayoutPhase1(int *noChanges); | |
463 | virtual bool LayoutPhase2(int *noChanges); | |
464 | virtual bool DoPhase(int); | |
465 | // Transforms from sizer coordinate space to actual | |
466 | // parent coordinate space | |
467 | virtual void TransformSizerToActual(int *x, int *y) const ; | |
468 | ||
469 | // Set size with transformation to actual coordinates if nec. | |
470 | virtual void SizerSetSize(int x, int y, int w, int h); | |
471 | virtual void SizerMove(int x, int y); | |
472 | ||
473 | // Only set/get the size/position of the constraint (if any) | |
474 | virtual void SetSizeConstraint(int x, int y, int w, int h); | |
475 | virtual void MoveConstraint(int x, int y); | |
476 | virtual void GetSizeConstraint(int *w, int *h) const ; | |
477 | virtual void GetClientSizeConstraint(int *w, int *h) const ; | |
478 | virtual void GetPositionConstraint(int *x, int *y) const ; | |
479 | ||
480 | // Dialog units translations. Implemented in wincmn.cpp. | |
481 | wxPoint ConvertPixelsToDialog(const wxPoint& pt) ; | |
482 | wxPoint ConvertDialogToPixels(const wxPoint& pt) ; | |
483 | inline wxSize ConvertPixelsToDialog(const wxSize& sz) | |
484 | { wxPoint pt(ConvertPixelsToDialog(wxPoint(sz.x, sz.y))); return wxSize(pt.x, pt.y); } | |
485 | inline wxSize ConvertDialogToPixels(const wxSize& sz) | |
486 | { wxPoint pt(ConvertDialogToPixels(wxPoint(sz.x, sz.y))); return wxSize(pt.x, pt.y); } | |
487 | ||
488 | wxObject *GetChild(int number) const ; | |
489 | ||
490 | // Generates a new id for controls | |
491 | static int NewControlId(); | |
492 | ||
493 | // Responds to colour changes: passes event on to children. | |
494 | void OnSysColourChanged(wxSysColourChangedEvent& event); | |
495 | ||
496 | // Transfers data to any child controls | |
497 | void OnInitDialog(wxInitDialogEvent& event); | |
498 | ||
499 | // Sends an OnInitDialog event, which in turns transfers data to | |
500 | // to the window via validators. | |
501 | virtual void InitDialog(); | |
502 | ||
503 | /// Motif-specific | |
504 | ||
505 | void ClearUpdateRects(); | |
506 | void CanvasGetSize(int* width, int* height) const; // If have drawing area | |
507 | void CanvasGetClientSize(int *width, int *height) const; | |
508 | void CanvasGetPosition(int *x, int *y) const; // If have drawing area | |
509 | void CanvasSetClientSize(int width, int size); | |
510 | void CanvasSetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO); | |
511 | ||
512 | // Gives window a chance to do something in response to a size | |
513 | // message, e.g. arrange status bar, toolbar etc. | |
514 | virtual bool PreResize() { return TRUE; } | |
515 | ||
516 | // Get main widget for this window, e.g. a text widget | |
517 | virtual WXWidget GetMainWidget() const; | |
518 | // Get the widget that corresponds to the label (for font setting, label setting etc.) | |
519 | virtual WXWidget GetLabelWidget() const { return GetMainWidget(); } | |
520 | // Get the client widget for this window (something we can | |
521 | // create other windows on) | |
522 | virtual WXWidget GetClientWidget() const; | |
523 | // Get the top widget for this window, e.g. the scrolled widget parent | |
524 | // of a multi-line text widget. Top means, top in the window hierarchy | |
525 | // that implements this window. | |
526 | virtual WXWidget GetTopWidget() const; | |
527 | virtual void SetMainWidget(WXWidget w) { m_mainWidget = w; } | |
528 | bool CanAddEventHandler() const { return m_canAddEventHandler; } | |
529 | void SetCanAddEventHandler(bool flag) { m_canAddEventHandler = flag; } | |
530 | ||
531 | // Get the underlying X window and display | |
532 | virtual WXWindow GetXWindow() const; | |
533 | virtual WXDisplay *GetXDisplay() const; | |
534 | ||
535 | virtual WXPixmap GetBackingPixmap() const { return m_backingPixmap; } | |
536 | inline int GetPixmapWidth() const { return m_pixmapWidth; } | |
537 | inline int GetPixmapHeight() const { return m_pixmapHeight; } | |
538 | ||
539 | // Change properties | |
540 | virtual void ChangeFont(bool keepOriginalSize = TRUE); // Change to the current font (often overridden) | |
541 | virtual void DoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour); | |
542 | virtual void DoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour = FALSE); | |
543 | // These to be overridden as needed (may change several widgets) | |
544 | virtual void ChangeBackgroundColour(); // Change background and foreground colour using current | |
545 | // background colour setting (Motif generates | |
546 | // foreground based on background) | |
547 | virtual void ChangeForegroundColour(); // Change foreground colour using current | |
548 | // foreground colour setting | |
549 | ||
550 | // Adds the widget to the hash table and adds event handlers. | |
551 | bool AttachWidget (wxWindow* parent, WXWidget mainWidget, | |
552 | WXWidget formWidget, int x, int y, int width, int height); | |
553 | bool DetachWidget(WXWidget widget); | |
554 | ||
555 | // Generates a paint event | |
556 | virtual void DoPaint(); | |
557 | ||
558 | // How to implement accelerators. If we find a key event, | |
559 | // translate to wxWindows wxKeyEvent form. Find a widget for the window. | |
560 | // Now find a wxWindow for the widget. If there isn't one, go up the widget hierarchy | |
561 | // trying to find one. Once one is found, call ProcessAccelerator for the | |
562 | // window. If it returns TRUE (processed the event), skip the X event, | |
563 | // otherwise carry on up the wxWindows window hierarchy calling ProcessAccelerator. | |
564 | // If all return FALSE, process the X event as normal. | |
565 | // Eventually we can implement OnCharHook the same way, but concentrate on accelerators | |
566 | // for now. | |
567 | // ProcessAccelerator must look at the current accelerator table, and try to find | |
568 | // what menu id or window (beneath it) has this ID. Then construct an appropriate command | |
569 | // event and send it. | |
570 | virtual bool ProcessAccelerator(wxKeyEvent& event); | |
571 | ||
572 | //////////////////////////////////////////////////////////////////////// | |
573 | //// PROTECTED DATA | |
574 | protected: | |
575 | int m_windowId; | |
576 | long m_windowStyle; // Store the window's style | |
577 | wxEvtHandler * m_windowEventHandler; // Usually is 'this' | |
578 | wxLayoutConstraints * m_constraints; // Constraints for this window | |
579 | wxList * m_constraintsInvolvedIn; // List of constraints we're involved in | |
580 | wxSizer * m_windowSizer; // Window's top-level sizer (if any) | |
581 | wxWindow * m_sizerParent; // Window's parent sizer (if any) | |
582 | bool m_autoLayout; // Whether to call Layout() in OnSize | |
583 | wxWindow * m_windowParent; // Each window always knows its parent | |
584 | wxValidator * m_windowValidator; | |
585 | int m_minSizeX; | |
586 | int m_minSizeY; | |
587 | int m_maxSizeX; | |
588 | int m_maxSizeY; | |
589 | ||
590 | // Caret data | |
591 | int m_caretWidth; | |
592 | int m_caretHeight; | |
593 | bool m_caretEnabled; | |
594 | bool m_caretShown; | |
595 | wxFont m_windowFont; // Window's font | |
596 | wxCursor m_windowCursor; // Window's cursor | |
597 | wxString m_windowName; // Window name | |
598 | ||
599 | wxButton * m_defaultItem; | |
600 | ||
601 | wxColour m_backgroundColour ; | |
602 | wxColour m_foregroundColour ; | |
603 | wxAcceleratorTable m_acceleratorTable; | |
604 | wxClientData* m_clientObject; | |
605 | void* m_clientData; | |
606 | ||
607 | #if wxUSE_DRAG_AND_DROP | |
608 | wxDropTarget *m_pDropTarget; // the current drop target or NULL | |
609 | #endif //USE_DRAG_AND_DROP | |
610 | ||
611 | public: | |
612 | wxRegion m_updateRegion; | |
613 | wxList * m_children; // Window's children | |
614 | int m_returnCode; | |
615 | ||
616 | public: | |
617 | /// Motif-specific | |
618 | bool m_canAddEventHandler; | |
619 | bool m_button1Pressed; | |
620 | bool m_button2Pressed; | |
621 | bool m_button3Pressed; | |
622 | // For double-click detection | |
623 | long m_lastTS; // last timestamp | |
624 | int m_lastButton; // last pressed button | |
625 | wxList m_updateRects; // List of wxRectangles representing damaged region | |
626 | bool m_isShown; | |
627 | protected: | |
628 | WXWidget m_mainWidget; | |
629 | WXWidget m_hScrollBar; | |
630 | WXWidget m_vScrollBar; | |
631 | WXWidget m_borderWidget; | |
632 | WXWidget m_scrolledWindow; | |
633 | WXWidget m_drawingArea; | |
634 | bool m_winCaptured; | |
635 | bool m_hScroll; | |
636 | bool m_vScroll; | |
637 | WXPixmap m_backingPixmap; | |
638 | int m_pixmapWidth; | |
639 | int m_pixmapHeight; | |
640 | int m_pixmapOffsetX; | |
641 | int m_pixmapOffsetY; | |
642 | int m_scrollPosX; // Store the last scroll pos, | |
643 | int m_scrollPosY; // since in wxWin the pos isn't | |
644 | // set automatically by system | |
645 | ||
646 | DECLARE_EVENT_TABLE() | |
647 | }; | |
648 | ||
649 | //////////////////////////////////////////////////////////////////////// | |
650 | //// INLINES | |
651 | ||
652 | inline void *wxWindow::GetHandle() const { return (void *)NULL; } | |
653 | inline int wxWindow::GetId() const { return m_windowId; } | |
654 | inline void wxWindow::SetId(int id) { m_windowId = id; } | |
655 | inline wxWindow *wxWindow::GetParent() const { return m_windowParent; } | |
656 | inline void wxWindow::SetParent(wxWindow *p) { m_windowParent = p; } | |
657 | inline wxWindow *wxWindow::GetGrandParent() const { return (m_windowParent ? m_windowParent->m_windowParent : (wxWindow*) NULL); } | |
658 | inline wxList *wxWindow::GetChildren() const { return m_children; } | |
659 | inline wxFont *wxWindow::GetFont() const { return (wxFont *) & m_windowFont; } | |
660 | inline wxString wxWindow::GetName() const { return m_windowName; } | |
661 | inline void wxWindow::SetName(const wxString& name) { m_windowName = name; } | |
662 | inline long wxWindow::GetWindowStyleFlag() const { return m_windowStyle; } | |
663 | inline void wxWindow::SetWindowStyleFlag(long flag) { m_windowStyle = flag; } | |
664 | inline void wxWindow::SetEventHandler(wxEvtHandler *handler) { m_windowEventHandler = handler; } | |
665 | inline wxEvtHandler *wxWindow::GetEventHandler() const { return m_windowEventHandler; } | |
666 | inline void wxWindow::SetAutoLayout(bool a) { m_autoLayout = a; } | |
667 | inline bool wxWindow::GetAutoLayout() const { return m_autoLayout; } | |
668 | inline wxLayoutConstraints *wxWindow::GetConstraints() const { return m_constraints; } | |
669 | inline wxColour wxWindow::GetBackgroundColour() const { return m_backgroundColour; }; | |
670 | inline wxColour wxWindow::GetForegroundColour() const { return m_foregroundColour; }; | |
671 | ||
672 | inline wxButton *wxWindow::GetDefaultItem() const { return m_defaultItem; } | |
673 | inline void wxWindow::SetDefaultItem(wxButton *but) { m_defaultItem = but; } | |
674 | inline bool wxWindow::IsRetained() const { return ((m_windowStyle & wxRETAINED) == wxRETAINED); } | |
675 | ||
676 | inline wxList *wxWindow::GetConstraintsInvolvedIn() const { return m_constraintsInvolvedIn; } | |
677 | inline wxSizer *wxWindow::GetSizer() const { return m_windowSizer; } | |
678 | inline wxWindow *wxWindow::GetSizerParent() const { return m_sizerParent; } | |
679 | inline void wxWindow::SetSizerParent(wxWindow *win) { m_sizerParent = win; } | |
680 | inline wxValidator *wxWindow::GetValidator() const { return m_windowValidator; } | |
681 | inline void wxWindow::SetReturnCode(int retCode) { m_returnCode = retCode; } | |
682 | inline int wxWindow::GetReturnCode() { return m_returnCode; } | |
683 | ||
684 | // Get the active window. | |
685 | wxWindow* WXDLLEXPORT wxGetActiveWindow(); | |
686 | ||
687 | WXDLLEXPORT_DATA(extern wxList) wxTopLevelWindows; | |
688 | ||
689 | #endif | |
690 | // _WX_WINDOW_H_ |