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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/univ/window.cpp | |
3 | // Purpose: implementation of extra wxWindow methods for wxUniv port | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 06.08.00 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 2000 SciTech Software, Inc. (www.scitechsoft.com) | |
9 | // Licence: wxWindows licence | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // =========================================================================== | |
13 | // declarations | |
14 | // =========================================================================== | |
15 | ||
16 | // --------------------------------------------------------------------------- | |
17 | // headers | |
18 | // --------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #include "wx/window.h" | |
28 | ||
29 | #ifndef WX_PRECOMP | |
30 | #include "wx/app.h" | |
31 | #include "wx/dcclient.h" | |
32 | #include "wx/dcmemory.h" | |
33 | #include "wx/event.h" | |
34 | #include "wx/scrolbar.h" | |
35 | #include "wx/menu.h" | |
36 | #include "wx/frame.h" | |
37 | #include "wx/log.h" | |
38 | #endif // WX_PRECOMP | |
39 | ||
40 | #include "wx/univ/colschem.h" | |
41 | #include "wx/univ/renderer.h" | |
42 | #include "wx/univ/theme.h" | |
43 | ||
44 | #if wxUSE_CARET | |
45 | #include "wx/caret.h" | |
46 | #endif // wxUSE_CARET | |
47 | ||
48 | // turn Refresh() debugging on/off | |
49 | #define WXDEBUG_REFRESH | |
50 | ||
51 | #ifndef __WXDEBUG__ | |
52 | #undef WXDEBUG_REFRESH | |
53 | #endif | |
54 | ||
55 | #if defined(WXDEBUG_REFRESH) && defined(__WXMSW__) && !defined(__WXMICROWIN__) | |
56 | #include "wx/msw/private.h" | |
57 | #endif | |
58 | ||
59 | // ============================================================================ | |
60 | // implementation | |
61 | // ============================================================================ | |
62 | ||
63 | // ---------------------------------------------------------------------------- | |
64 | // event tables | |
65 | // ---------------------------------------------------------------------------- | |
66 | ||
67 | // we can't use wxWindowNative here as it won't be expanded inside the macro | |
68 | #if defined(__WXMSW__) | |
69 | IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowMSW) | |
70 | #elif defined(__WXGTK__) | |
71 | IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowGTK) | |
72 | #elif defined(__WXMGL__) | |
73 | IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowMGL) | |
74 | #elif defined(__WXDFB__) | |
75 | IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowDFB) | |
76 | #elif defined(__WXX11__) | |
77 | IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowX11) | |
78 | #elif defined(__WXPM__) | |
79 | IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowOS2) | |
80 | #endif | |
81 | ||
82 | BEGIN_EVENT_TABLE(wxWindow, wxWindowNative) | |
83 | EVT_SIZE(wxWindow::OnSize) | |
84 | ||
85 | #if wxUSE_ACCEL || wxUSE_MENUS | |
86 | EVT_KEY_DOWN(wxWindow::OnKeyDown) | |
87 | #endif // wxUSE_ACCEL | |
88 | ||
89 | #if wxUSE_MENUS | |
90 | EVT_CHAR(wxWindow::OnChar) | |
91 | EVT_KEY_UP(wxWindow::OnKeyUp) | |
92 | #endif // wxUSE_MENUS | |
93 | ||
94 | EVT_PAINT(wxWindow::OnPaint) | |
95 | EVT_NC_PAINT(wxWindow::OnNcPaint) | |
96 | EVT_ERASE_BACKGROUND(wxWindow::OnErase) | |
97 | END_EVENT_TABLE() | |
98 | ||
99 | // ---------------------------------------------------------------------------- | |
100 | // creation | |
101 | // ---------------------------------------------------------------------------- | |
102 | ||
103 | void wxWindow::Init() | |
104 | { | |
105 | #if wxUSE_SCROLLBAR | |
106 | m_scrollbarVert = | |
107 | m_scrollbarHorz = (wxScrollBar *)NULL; | |
108 | #endif // wxUSE_SCROLLBAR | |
109 | ||
110 | m_isCurrent = false; | |
111 | ||
112 | m_renderer = wxTheme::Get()->GetRenderer(); | |
113 | ||
114 | m_oldSize.x = wxDefaultCoord; | |
115 | m_oldSize.y = wxDefaultCoord; | |
116 | } | |
117 | ||
118 | bool wxWindow::Create(wxWindow *parent, | |
119 | wxWindowID id, | |
120 | const wxPoint& pos, | |
121 | const wxSize& size, | |
122 | long style, | |
123 | const wxString& name) | |
124 | { | |
125 | long actualStyle = style; | |
126 | ||
127 | // FIXME: may need this on other platforms | |
128 | #ifdef __WXMSW__ | |
129 | actualStyle &= ~wxVSCROLL; | |
130 | actualStyle &= ~wxHSCROLL; | |
131 | #endif | |
132 | ||
133 | // we add wxCLIP_CHILDREN to get the same ("natural") behaviour under MSW | |
134 | // as under the other platforms | |
135 | if ( !wxWindowNative::Create(parent, id, pos, size, | |
136 | actualStyle | wxCLIP_CHILDREN, | |
137 | name) ) | |
138 | { | |
139 | return false; | |
140 | } | |
141 | ||
142 | // Set full style again, including those we didn't want present | |
143 | // when calling the base window Create(). | |
144 | wxWindowBase::SetWindowStyleFlag(style); | |
145 | ||
146 | // if we allow or should always have a vertical scrollbar, make it | |
147 | if ( style & wxVSCROLL || style & wxALWAYS_SHOW_SB ) | |
148 | { | |
149 | #if wxUSE_TWO_WINDOWS | |
150 | SetInsertIntoMain( true ); | |
151 | #endif | |
152 | #if wxUSE_SCROLLBAR | |
153 | m_scrollbarVert = new wxScrollBar(this, wxID_ANY, | |
154 | wxDefaultPosition, wxDefaultSize, | |
155 | wxSB_VERTICAL); | |
156 | #endif // wxUSE_SCROLLBAR | |
157 | #if wxUSE_TWO_WINDOWS | |
158 | SetInsertIntoMain( false ); | |
159 | #endif | |
160 | } | |
161 | ||
162 | // if we should allow a horizontal scrollbar, make it | |
163 | if ( style & wxHSCROLL ) | |
164 | { | |
165 | #if wxUSE_TWO_WINDOWS | |
166 | SetInsertIntoMain( true ); | |
167 | #endif | |
168 | #if wxUSE_SCROLLBAR | |
169 | m_scrollbarHorz = new wxScrollBar(this, wxID_ANY, | |
170 | wxDefaultPosition, wxDefaultSize, | |
171 | wxSB_HORIZONTAL); | |
172 | #endif // wxUSE_SCROLLBAR | |
173 | #if wxUSE_TWO_WINDOWS | |
174 | SetInsertIntoMain( false ); | |
175 | #endif | |
176 | } | |
177 | ||
178 | #if wxUSE_SCROLLBAR | |
179 | if (m_scrollbarHorz || m_scrollbarVert) | |
180 | { | |
181 | // position it/them | |
182 | PositionScrollbars(); | |
183 | } | |
184 | #endif // wxUSE_SCROLLBAR | |
185 | ||
186 | return true; | |
187 | } | |
188 | ||
189 | wxWindow::~wxWindow() | |
190 | { | |
191 | m_isBeingDeleted = true; | |
192 | ||
193 | // we have to destroy our children before we're destroyed because our | |
194 | // children suppose that we're of type wxWindow, not just wxWindowNative, | |
195 | // and so bad things may happen if they're deleted from the base class dtor | |
196 | // as by then we're not a wxWindow any longer and wxUniv-specific virtual | |
197 | // functions can't be called | |
198 | DestroyChildren(); | |
199 | } | |
200 | ||
201 | // ---------------------------------------------------------------------------- | |
202 | // background pixmap | |
203 | // ---------------------------------------------------------------------------- | |
204 | ||
205 | void wxWindow::SetBackground(const wxBitmap& bitmap, | |
206 | int alignment, | |
207 | wxStretch stretch) | |
208 | { | |
209 | m_bitmapBg = bitmap; | |
210 | m_alignBgBitmap = alignment; | |
211 | m_stretchBgBitmap = stretch; | |
212 | } | |
213 | ||
214 | const wxBitmap& wxWindow::GetBackgroundBitmap(int *alignment, | |
215 | wxStretch *stretch) const | |
216 | { | |
217 | if ( m_bitmapBg.Ok() ) | |
218 | { | |
219 | if ( alignment ) | |
220 | *alignment = m_alignBgBitmap; | |
221 | if ( stretch ) | |
222 | *stretch = m_stretchBgBitmap; | |
223 | } | |
224 | ||
225 | return m_bitmapBg; | |
226 | } | |
227 | ||
228 | // ---------------------------------------------------------------------------- | |
229 | // painting | |
230 | // ---------------------------------------------------------------------------- | |
231 | ||
232 | // the event handlers executed when the window must be repainted | |
233 | void wxWindow::OnNcPaint(wxNcPaintEvent& WXUNUSED(event)) | |
234 | { | |
235 | if ( m_renderer ) | |
236 | { | |
237 | // get the window rect | |
238 | wxRect rect(GetSize()); | |
239 | ||
240 | #if wxUSE_SCROLLBAR | |
241 | // if the scrollbars are outside the border, we must adjust the rect to | |
242 | // exclude them | |
243 | if ( !m_renderer->AreScrollbarsInsideBorder() ) | |
244 | { | |
245 | wxScrollBar *scrollbar = GetScrollbar(wxVERTICAL); | |
246 | if ( scrollbar ) | |
247 | rect.width -= scrollbar->GetSize().x; | |
248 | ||
249 | scrollbar = GetScrollbar(wxHORIZONTAL); | |
250 | if ( scrollbar ) | |
251 | rect.height -= scrollbar->GetSize().y; | |
252 | } | |
253 | #endif // wxUSE_SCROLLBAR | |
254 | ||
255 | // get the DC and draw the border on it | |
256 | wxWindowDC dc(this); | |
257 | DoDrawBorder(dc, rect); | |
258 | } | |
259 | } | |
260 | ||
261 | void wxWindow::OnPaint(wxPaintEvent& event) | |
262 | { | |
263 | if ( !m_renderer ) | |
264 | { | |
265 | // it is a native control which paints itself | |
266 | event.Skip(); | |
267 | } | |
268 | else | |
269 | { | |
270 | // get the DC to use and create renderer on it | |
271 | wxPaintDC dc(this); | |
272 | wxControlRenderer renderer(this, dc, m_renderer); | |
273 | ||
274 | // draw the control | |
275 | DoDraw(&renderer); | |
276 | } | |
277 | } | |
278 | ||
279 | // the event handler executed when the window background must be painted | |
280 | void wxWindow::OnErase(wxEraseEvent& event) | |
281 | { | |
282 | if ( !m_renderer ) | |
283 | { | |
284 | event.Skip(); | |
285 | ||
286 | return; | |
287 | } | |
288 | ||
289 | DoDrawBackground(*event.GetDC()); | |
290 | ||
291 | #if wxUSE_SCROLLBAR | |
292 | // if we have both scrollbars, we also have a square in the corner between | |
293 | // them which we must paint | |
294 | if ( m_scrollbarVert && m_scrollbarHorz ) | |
295 | { | |
296 | wxSize size = GetSize(); | |
297 | wxRect rectClient = GetClientRect(), | |
298 | rectBorder = m_renderer->GetBorderDimensions(GetBorder()); | |
299 | ||
300 | wxRect rectCorner; | |
301 | rectCorner.x = rectClient.GetRight() + 1; | |
302 | rectCorner.y = rectClient.GetBottom() + 1; | |
303 | rectCorner.SetRight(size.x - rectBorder.width); | |
304 | rectCorner.SetBottom(size.y - rectBorder.height); | |
305 | ||
306 | if ( GetUpdateRegion().Contains(rectCorner) ) | |
307 | { | |
308 | m_renderer->DrawScrollCorner(*event.GetDC(), rectCorner); | |
309 | } | |
310 | } | |
311 | #endif // wxUSE_SCROLLBAR | |
312 | } | |
313 | ||
314 | bool wxWindow::DoDrawBackground(wxDC& dc) | |
315 | { | |
316 | wxRect rect; | |
317 | ||
318 | wxSize size = GetSize(); // Why not GetClientSize() ? | |
319 | rect.x = 0; | |
320 | rect.y = 0; | |
321 | rect.width = size.x; | |
322 | rect.height = size.y; | |
323 | ||
324 | wxWindow * const parent = GetParent(); | |
325 | if ( HasTransparentBackground() && parent ) | |
326 | { | |
327 | wxASSERT( !IsTopLevel() ); | |
328 | ||
329 | wxPoint pos = GetPosition(); | |
330 | ||
331 | AdjustForParentClientOrigin( pos.x, pos.y, 0 ); | |
332 | ||
333 | // Adjust DC logical origin | |
334 | wxCoord org_x, org_y, x, y; | |
335 | dc.GetLogicalOrigin( &org_x, &org_y ); | |
336 | x = org_x + pos.x; | |
337 | y = org_y + pos.y; | |
338 | dc.SetLogicalOrigin( x, y ); | |
339 | ||
340 | // Adjust draw rect | |
341 | rect.x = pos.x; | |
342 | rect.y = pos.y; | |
343 | ||
344 | // Let parent draw the background | |
345 | parent->EraseBackground( dc, rect ); | |
346 | ||
347 | // Restore DC logical origin | |
348 | dc.SetLogicalOrigin( org_x, org_y ); | |
349 | } | |
350 | else | |
351 | { | |
352 | // Draw background ourselves | |
353 | EraseBackground( dc, rect ); | |
354 | } | |
355 | ||
356 | return true; | |
357 | } | |
358 | ||
359 | void wxWindow::EraseBackground(wxDC& dc, const wxRect& rect) | |
360 | { | |
361 | if ( GetBackgroundBitmap().Ok() ) | |
362 | { | |
363 | // Get the bitmap and the flags | |
364 | int alignment; | |
365 | wxStretch stretch; | |
366 | wxBitmap bmp = GetBackgroundBitmap(&alignment, &stretch); | |
367 | wxControlRenderer::DrawBitmap(dc, bmp, rect, alignment, stretch); | |
368 | } | |
369 | else | |
370 | { | |
371 | // Just fill it with bg colour if no bitmap | |
372 | ||
373 | m_renderer->DrawBackground(dc, wxTHEME_BG_COLOUR(this), | |
374 | rect, GetStateFlags()); | |
375 | } | |
376 | } | |
377 | ||
378 | void wxWindow::DoDrawBorder(wxDC& dc, const wxRect& rect) | |
379 | { | |
380 | // draw outline unless the update region is enitrely inside it in which | |
381 | // case we don't need to do it | |
382 | #if 0 // doesn't seem to work, why? | |
383 | if ( wxRegion(rect).Contains(GetUpdateRegion().GetBox()) != wxInRegion ) | |
384 | #endif | |
385 | { | |
386 | m_renderer->DrawBorder(dc, GetBorder(), rect, GetStateFlags()); | |
387 | } | |
388 | } | |
389 | ||
390 | void wxWindow::DoDraw(wxControlRenderer * WXUNUSED(renderer)) | |
391 | { | |
392 | } | |
393 | ||
394 | void wxWindow::Refresh(bool eraseBackground, const wxRect *rect) | |
395 | { | |
396 | wxRect rectClient; // the same rectangle in client coordinates | |
397 | wxPoint origin = GetClientAreaOrigin(); | |
398 | ||
399 | wxSize size = GetClientSize(); | |
400 | ||
401 | if ( rect ) | |
402 | { | |
403 | // the rectangle passed as argument is in client coordinates | |
404 | rectClient = *rect; | |
405 | ||
406 | // don't refresh anything beyond the client area (scrollbars for | |
407 | // example) | |
408 | if ( rectClient.GetRight() > size.x ) | |
409 | rectClient.SetRight(size.x); | |
410 | if ( rectClient.GetBottom() > size.y ) | |
411 | rectClient.SetBottom(size.y); | |
412 | ||
413 | } | |
414 | else // refresh the entire client area | |
415 | { | |
416 | // x,y is already set to 0 by default | |
417 | rectClient.SetSize(size); | |
418 | } | |
419 | ||
420 | // convert refresh rectangle to window coordinates: | |
421 | wxRect rectWin(rectClient); | |
422 | rectWin.Offset(origin); | |
423 | ||
424 | // debugging helper | |
425 | #ifdef WXDEBUG_REFRESH | |
426 | static bool s_refreshDebug = false; | |
427 | if ( s_refreshDebug ) | |
428 | { | |
429 | wxWindowDC dc(this); | |
430 | dc.SetBrush(*wxCYAN_BRUSH); | |
431 | dc.SetPen(*wxTRANSPARENT_PEN); | |
432 | dc.DrawRectangle(rectWin); | |
433 | ||
434 | // under Unix we use "--sync" X option for this | |
435 | #if defined(__WXMSW__) && !defined(__WXMICROWIN__) | |
436 | ::GdiFlush(); | |
437 | ::Sleep(200); | |
438 | #endif // __WXMSW__ | |
439 | } | |
440 | #endif // WXDEBUG_REFRESH | |
441 | ||
442 | wxWindowNative::Refresh(eraseBackground, &rectWin); | |
443 | ||
444 | // Refresh all sub controls if any. | |
445 | wxWindowList& children = GetChildren(); | |
446 | for ( wxWindowList::iterator i = children.begin(); i != children.end(); ++i ) | |
447 | { | |
448 | wxWindow *child = *i; | |
449 | // only refresh subcontrols if they are visible: | |
450 | if ( child->IsTopLevel() || !child->IsShown() || child->IsFrozen() ) | |
451 | continue; | |
452 | ||
453 | // ...and when the subcontrols are in the update region: | |
454 | wxRect childrect(child->GetRect()); | |
455 | childrect.Intersect(rectClient); | |
456 | if ( childrect.IsEmpty() ) | |
457 | continue; | |
458 | ||
459 | // refresh the subcontrol now: | |
460 | childrect.Offset(-child->GetPosition()); | |
461 | // NB: We must call wxWindowNative version because we need to refresh | |
462 | // the entire control, not just its client area, and this is why we | |
463 | // don't account for child client area origin here neither. Also | |
464 | // note that we don't pass eraseBackground to the child, but use | |
465 | // true instead: this is because we can't be sure that | |
466 | // eraseBackground=false is safe for children as well and not only | |
467 | // for the parent. | |
468 | child->wxWindowNative::Refresh(eraseBackground, &childrect); | |
469 | } | |
470 | } | |
471 | ||
472 | // ---------------------------------------------------------------------------- | |
473 | // state flags | |
474 | // ---------------------------------------------------------------------------- | |
475 | ||
476 | bool wxWindow::Enable(bool enable) | |
477 | { | |
478 | if ( !wxWindowNative::Enable(enable) ) | |
479 | return false; | |
480 | ||
481 | // disabled window can't keep focus | |
482 | if ( FindFocus() == this && GetParent() != NULL ) | |
483 | { | |
484 | GetParent()->SetFocus(); | |
485 | } | |
486 | ||
487 | if ( m_renderer ) | |
488 | { | |
489 | // a window with renderer is drawn by ourselves and it has to be | |
490 | // refreshed to reflect its new status | |
491 | Refresh(); | |
492 | } | |
493 | ||
494 | return true; | |
495 | } | |
496 | ||
497 | bool wxWindow::IsFocused() const | |
498 | { | |
499 | return FindFocus() == this; | |
500 | } | |
501 | ||
502 | bool wxWindow::IsPressed() const | |
503 | { | |
504 | return false; | |
505 | } | |
506 | ||
507 | bool wxWindow::IsDefault() const | |
508 | { | |
509 | return false; | |
510 | } | |
511 | ||
512 | bool wxWindow::IsCurrent() const | |
513 | { | |
514 | return m_isCurrent; | |
515 | } | |
516 | ||
517 | bool wxWindow::SetCurrent(bool doit) | |
518 | { | |
519 | if ( doit == m_isCurrent ) | |
520 | return false; | |
521 | ||
522 | m_isCurrent = doit; | |
523 | ||
524 | if ( CanBeHighlighted() ) | |
525 | Refresh(); | |
526 | ||
527 | return true; | |
528 | } | |
529 | ||
530 | int wxWindow::GetStateFlags() const | |
531 | { | |
532 | int flags = 0; | |
533 | if ( !IsEnabled() ) | |
534 | flags |= wxCONTROL_DISABLED; | |
535 | ||
536 | // the following states are only possible if our application is active - if | |
537 | // it is not, even our default/focused controls shouldn't appear as such | |
538 | if ( wxTheApp->IsActive() ) | |
539 | { | |
540 | if ( IsCurrent() ) | |
541 | flags |= wxCONTROL_CURRENT; | |
542 | if ( IsFocused() ) | |
543 | flags |= wxCONTROL_FOCUSED; | |
544 | if ( IsPressed() ) | |
545 | flags |= wxCONTROL_PRESSED; | |
546 | if ( IsDefault() ) | |
547 | flags |= wxCONTROL_ISDEFAULT; | |
548 | } | |
549 | ||
550 | return flags; | |
551 | } | |
552 | ||
553 | // ---------------------------------------------------------------------------- | |
554 | // size | |
555 | // ---------------------------------------------------------------------------- | |
556 | ||
557 | void wxWindow::OnSize(wxSizeEvent& event) | |
558 | { | |
559 | event.Skip(); | |
560 | ||
561 | #if wxUSE_SCROLLBAR | |
562 | if ( m_scrollbarVert || m_scrollbarHorz ) | |
563 | { | |
564 | PositionScrollbars(); | |
565 | } | |
566 | #endif // wxUSE_SCROLLBAR | |
567 | ||
568 | #if 0 // ndef __WXMSW__ | |
569 | // Refresh the area (strip) previously occupied by the border | |
570 | ||
571 | if ( !HasFlag(wxFULL_REPAINT_ON_RESIZE) && IsShown() ) | |
572 | { | |
573 | // This code assumes that wxSizeEvent.GetSize() returns | |
574 | // the area of the entire window, not just the client | |
575 | // area. | |
576 | wxSize newSize = event.GetSize(); | |
577 | ||
578 | if (m_oldSize.x == wxDefaultCoord && m_oldSize.y == wxDefaultCoord) | |
579 | { | |
580 | m_oldSize = newSize; | |
581 | return; | |
582 | } | |
583 | ||
584 | if (HasFlag( wxSIMPLE_BORDER )) | |
585 | { | |
586 | if (newSize.y > m_oldSize.y) | |
587 | { | |
588 | wxRect rect; | |
589 | rect.x = 0; | |
590 | rect.width = m_oldSize.x; | |
591 | rect.y = m_oldSize.y-2; | |
592 | rect.height = 1; | |
593 | Refresh( true, &rect ); | |
594 | } | |
595 | else if (newSize.y < m_oldSize.y) | |
596 | { | |
597 | wxRect rect; | |
598 | rect.y = newSize.y; | |
599 | rect.x = 0; | |
600 | rect.height = 1; | |
601 | rect.width = newSize.x; | |
602 | wxWindowNative::Refresh( true, &rect ); | |
603 | } | |
604 | ||
605 | if (newSize.x > m_oldSize.x) | |
606 | { | |
607 | wxRect rect; | |
608 | rect.y = 0; | |
609 | rect.height = m_oldSize.y; | |
610 | rect.x = m_oldSize.x-2; | |
611 | rect.width = 1; | |
612 | Refresh( true, &rect ); | |
613 | } | |
614 | else if (newSize.x < m_oldSize.x) | |
615 | { | |
616 | wxRect rect; | |
617 | rect.x = newSize.x; | |
618 | rect.y = 0; | |
619 | rect.width = 1; | |
620 | rect.height = newSize.y; | |
621 | wxWindowNative::Refresh( true, &rect ); | |
622 | } | |
623 | } | |
624 | else | |
625 | if (HasFlag( wxSUNKEN_BORDER ) || HasFlag( wxRAISED_BORDER )) | |
626 | { | |
627 | if (newSize.y > m_oldSize.y) | |
628 | { | |
629 | wxRect rect; | |
630 | rect.x = 0; | |
631 | rect.width = m_oldSize.x; | |
632 | rect.y = m_oldSize.y-4; | |
633 | rect.height = 2; | |
634 | Refresh( true, &rect ); | |
635 | } | |
636 | else if (newSize.y < m_oldSize.y) | |
637 | { | |
638 | wxRect rect; | |
639 | rect.y = newSize.y; | |
640 | rect.x = 0; | |
641 | rect.height = 2; | |
642 | rect.width = newSize.x; | |
643 | wxWindowNative::Refresh( true, &rect ); | |
644 | } | |
645 | ||
646 | if (newSize.x > m_oldSize.x) | |
647 | { | |
648 | wxRect rect; | |
649 | rect.y = 0; | |
650 | rect.height = m_oldSize.y; | |
651 | rect.x = m_oldSize.x-4; | |
652 | rect.width = 2; | |
653 | Refresh( true, &rect ); | |
654 | } | |
655 | else if (newSize.x < m_oldSize.x) | |
656 | { | |
657 | wxRect rect; | |
658 | rect.x = newSize.x; | |
659 | rect.y = 0; | |
660 | rect.width = 2; | |
661 | rect.height = newSize.y; | |
662 | wxWindowNative::Refresh( true, &rect ); | |
663 | } | |
664 | } | |
665 | ||
666 | m_oldSize = newSize; | |
667 | } | |
668 | #endif | |
669 | } | |
670 | ||
671 | wxSize wxWindow::DoGetBestSize() const | |
672 | { | |
673 | return AdjustSize(DoGetBestClientSize()); | |
674 | } | |
675 | ||
676 | wxSize wxWindow::DoGetBestClientSize() const | |
677 | { | |
678 | return wxWindowNative::DoGetBestSize(); | |
679 | } | |
680 | ||
681 | wxSize wxWindow::AdjustSize(const wxSize& size) const | |
682 | { | |
683 | wxSize sz = size; | |
684 | if ( m_renderer ) | |
685 | m_renderer->AdjustSize(&sz, this); | |
686 | return sz; | |
687 | } | |
688 | ||
689 | wxPoint wxWindow::GetClientAreaOrigin() const | |
690 | { | |
691 | wxPoint pt = wxWindowBase::GetClientAreaOrigin(); | |
692 | ||
693 | #if wxUSE_TWO_WINDOWS | |
694 | #else | |
695 | if ( m_renderer ) | |
696 | pt += m_renderer->GetBorderDimensions(GetBorder()).GetPosition(); | |
697 | #endif | |
698 | ||
699 | return pt; | |
700 | } | |
701 | ||
702 | void wxWindow::DoGetClientSize(int *width, int *height) const | |
703 | { | |
704 | // if it is a native window, we assume it handles the scrollbars itself | |
705 | // too - and if it doesn't, there is not much we can do | |
706 | if ( !m_renderer ) | |
707 | { | |
708 | wxWindowNative::DoGetClientSize(width, height); | |
709 | ||
710 | return; | |
711 | } | |
712 | ||
713 | int w, h; | |
714 | wxWindowNative::DoGetClientSize(&w, &h); | |
715 | ||
716 | // we assume that the scrollbars are positioned correctly (by a previous | |
717 | // call to PositionScrollbars()) here | |
718 | ||
719 | wxRect rectBorder; | |
720 | if ( m_renderer ) | |
721 | rectBorder = m_renderer->GetBorderDimensions(GetBorder()); | |
722 | ||
723 | if ( width ) | |
724 | { | |
725 | #if wxUSE_SCROLLBAR | |
726 | // in any case, take account of the scrollbar | |
727 | if ( m_scrollbarVert ) | |
728 | w -= m_scrollbarVert->GetSize().x; | |
729 | #endif // wxUSE_SCROLLBAR | |
730 | ||
731 | // account for the left and right borders | |
732 | *width = w - rectBorder.x - rectBorder.width; | |
733 | ||
734 | // we shouldn't return invalid width | |
735 | if ( *width < 0 ) | |
736 | *width = 0; | |
737 | } | |
738 | ||
739 | if ( height ) | |
740 | { | |
741 | #if wxUSE_SCROLLBAR | |
742 | if ( m_scrollbarHorz ) | |
743 | h -= m_scrollbarHorz->GetSize().y; | |
744 | #endif // wxUSE_SCROLLBAR | |
745 | ||
746 | *height = h - rectBorder.y - rectBorder.height; | |
747 | ||
748 | // we shouldn't return invalid height | |
749 | if ( *height < 0 ) | |
750 | *height = 0; | |
751 | } | |
752 | } | |
753 | ||
754 | void wxWindow::DoSetClientSize(int width, int height) | |
755 | { | |
756 | // take into account the borders | |
757 | wxRect rectBorder = m_renderer->GetBorderDimensions(GetBorder()); | |
758 | width += rectBorder.x; | |
759 | height += rectBorder.y; | |
760 | ||
761 | // and the scrollbars (as they may be offset into the border, use the | |
762 | // scrollbar position, not size - this supposes that PositionScrollbars() | |
763 | // had been called before) | |
764 | wxSize size = GetSize(); | |
765 | #if wxUSE_SCROLLBAR | |
766 | if ( m_scrollbarVert ) | |
767 | width += size.x - m_scrollbarVert->GetPosition().x; | |
768 | #endif // wxUSE_SCROLLBAR | |
769 | width += rectBorder.width; | |
770 | ||
771 | #if wxUSE_SCROLLBAR | |
772 | if ( m_scrollbarHorz ) | |
773 | height += size.y - m_scrollbarHorz->GetPosition().y; | |
774 | #endif // wxUSE_SCROLLBAR | |
775 | height += rectBorder.height; | |
776 | ||
777 | wxWindowNative::DoSetClientSize(width, height); | |
778 | } | |
779 | ||
780 | wxHitTest wxWindow::DoHitTest(wxCoord x, wxCoord y) const | |
781 | { | |
782 | wxHitTest ht = wxWindowNative::DoHitTest(x, y); | |
783 | ||
784 | #if wxUSE_SCROLLBAR | |
785 | if ( ht == wxHT_WINDOW_INSIDE ) | |
786 | { | |
787 | if ( m_scrollbarVert && x >= m_scrollbarVert->GetPosition().x ) | |
788 | { | |
789 | // it can still be changed below because it may also be the corner | |
790 | ht = wxHT_WINDOW_VERT_SCROLLBAR; | |
791 | } | |
792 | ||
793 | if ( m_scrollbarHorz && y >= m_scrollbarHorz->GetPosition().y ) | |
794 | { | |
795 | ht = ht == wxHT_WINDOW_VERT_SCROLLBAR ? wxHT_WINDOW_CORNER | |
796 | : wxHT_WINDOW_HORZ_SCROLLBAR; | |
797 | } | |
798 | } | |
799 | #endif // wxUSE_SCROLLBAR | |
800 | ||
801 | return ht; | |
802 | } | |
803 | ||
804 | // ---------------------------------------------------------------------------- | |
805 | // scrolling: we implement it entirely ourselves except for ScrollWindow() | |
806 | // function which is supposed to be (efficiently) implemented by the native | |
807 | // window class | |
808 | // ---------------------------------------------------------------------------- | |
809 | ||
810 | void wxWindow::RefreshScrollbars() | |
811 | { | |
812 | #if wxUSE_SCROLLBAR | |
813 | if ( m_scrollbarHorz ) | |
814 | m_scrollbarHorz->Refresh(); | |
815 | ||
816 | if ( m_scrollbarVert ) | |
817 | m_scrollbarVert->Refresh(); | |
818 | #endif // wxUSE_SCROLLBAR | |
819 | } | |
820 | ||
821 | void wxWindow::PositionScrollbars() | |
822 | { | |
823 | #if wxUSE_SCROLLBAR | |
824 | // do not use GetClientSize/Rect as it relies on the scrollbars being | |
825 | // correctly positioned | |
826 | ||
827 | wxSize size = GetSize(); | |
828 | wxBorder border = GetBorder(); | |
829 | wxRect rectBorder = m_renderer->GetBorderDimensions(border); | |
830 | bool inside = m_renderer->AreScrollbarsInsideBorder(); | |
831 | ||
832 | int height = m_scrollbarHorz ? m_scrollbarHorz->GetSize().y : 0; | |
833 | int width = m_scrollbarVert ? m_scrollbarVert->GetSize().x : 0; | |
834 | ||
835 | wxRect rectBar; | |
836 | if ( m_scrollbarVert ) | |
837 | { | |
838 | rectBar.x = size.x - width; | |
839 | if ( inside ) | |
840 | rectBar.x -= rectBorder.width; | |
841 | rectBar.width = width; | |
842 | rectBar.y = 0; | |
843 | if ( inside ) | |
844 | rectBar.y += rectBorder.y; | |
845 | rectBar.height = size.y - height; | |
846 | if ( inside ) | |
847 | rectBar.height -= rectBorder.y + rectBorder.height; | |
848 | ||
849 | m_scrollbarVert->SetSize(rectBar, wxSIZE_NO_ADJUSTMENTS); | |
850 | } | |
851 | ||
852 | if ( m_scrollbarHorz ) | |
853 | { | |
854 | rectBar.y = size.y - height; | |
855 | if ( inside ) | |
856 | rectBar.y -= rectBorder.height; | |
857 | rectBar.height = height; | |
858 | rectBar.x = 0; | |
859 | if ( inside ) | |
860 | rectBar.x += rectBorder.x; | |
861 | rectBar.width = size.x - width; | |
862 | if ( inside ) | |
863 | rectBar.width -= rectBorder.x + rectBorder.width; | |
864 | ||
865 | m_scrollbarHorz->SetSize(rectBar, wxSIZE_NO_ADJUSTMENTS); | |
866 | } | |
867 | ||
868 | RefreshScrollbars(); | |
869 | #endif // wxUSE_SCROLLBAR | |
870 | } | |
871 | ||
872 | void wxWindow::SetScrollbar(int orient, | |
873 | int pos, | |
874 | int pageSize, | |
875 | int range, | |
876 | bool refresh) | |
877 | { | |
878 | #if wxUSE_SCROLLBAR | |
879 | wxASSERT_MSG( pageSize <= range, | |
880 | _T("page size can't be greater than range") ); | |
881 | ||
882 | bool hasClientSizeChanged = false; | |
883 | wxScrollBar *scrollbar = GetScrollbar(orient); | |
884 | if ( range && (pageSize < range) ) | |
885 | { | |
886 | if ( !scrollbar ) | |
887 | { | |
888 | // create it | |
889 | #if wxUSE_TWO_WINDOWS | |
890 | SetInsertIntoMain( true ); | |
891 | #endif | |
892 | scrollbar = new wxScrollBar(this, wxID_ANY, | |
893 | wxDefaultPosition, wxDefaultSize, | |
894 | orient & wxVERTICAL ? wxSB_VERTICAL | |
895 | : wxSB_HORIZONTAL); | |
896 | #if wxUSE_TWO_WINDOWS | |
897 | SetInsertIntoMain( false ); | |
898 | #endif | |
899 | if ( orient & wxVERTICAL ) | |
900 | m_scrollbarVert = scrollbar; | |
901 | else | |
902 | m_scrollbarHorz = scrollbar; | |
903 | ||
904 | // the client area diminished as we created a scrollbar | |
905 | hasClientSizeChanged = true; | |
906 | ||
907 | PositionScrollbars(); | |
908 | } | |
909 | else if ( GetWindowStyle() & wxALWAYS_SHOW_SB ) | |
910 | { | |
911 | // we might have disabled it before | |
912 | scrollbar->Enable(); | |
913 | } | |
914 | ||
915 | scrollbar->SetScrollbar(pos, pageSize, range, pageSize, refresh); | |
916 | } | |
917 | else // no range means no scrollbar | |
918 | { | |
919 | if ( scrollbar ) | |
920 | { | |
921 | // wxALWAYS_SHOW_SB only applies to the vertical scrollbar | |
922 | if ( (orient & wxVERTICAL) && (GetWindowStyle() & wxALWAYS_SHOW_SB) ) | |
923 | { | |
924 | // just disable the scrollbar | |
925 | scrollbar->SetScrollbar(pos, pageSize, range, pageSize, refresh); | |
926 | scrollbar->Disable(); | |
927 | } | |
928 | else // really remove the scrollbar | |
929 | { | |
930 | delete scrollbar; | |
931 | ||
932 | if ( orient & wxVERTICAL ) | |
933 | m_scrollbarVert = NULL; | |
934 | else | |
935 | m_scrollbarHorz = NULL; | |
936 | ||
937 | // the client area increased as we removed a scrollbar | |
938 | hasClientSizeChanged = true; | |
939 | ||
940 | // the size of the remaining scrollbar must be adjusted | |
941 | if ( m_scrollbarHorz || m_scrollbarVert ) | |
942 | { | |
943 | PositionScrollbars(); | |
944 | } | |
945 | } | |
946 | } | |
947 | } | |
948 | ||
949 | // give the window a chance to relayout | |
950 | if ( hasClientSizeChanged ) | |
951 | { | |
952 | #if wxUSE_TWO_WINDOWS | |
953 | wxWindowNative::SetSize( GetSize() ); | |
954 | #else | |
955 | wxSizeEvent event(GetSize()); | |
956 | (void)GetEventHandler()->ProcessEvent(event); | |
957 | #endif | |
958 | } | |
959 | #else | |
960 | wxUnusedVar(orient); | |
961 | wxUnusedVar(pos); | |
962 | wxUnusedVar(pageSize); | |
963 | wxUnusedVar(range); | |
964 | wxUnusedVar(refresh); | |
965 | #endif // wxUSE_SCROLLBAR | |
966 | } | |
967 | ||
968 | void wxWindow::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh)) | |
969 | { | |
970 | #if wxUSE_SCROLLBAR | |
971 | wxScrollBar *scrollbar = GetScrollbar(orient); | |
972 | ||
973 | if (scrollbar) | |
974 | scrollbar->SetThumbPosition(pos); | |
975 | ||
976 | // VZ: I think we can safely ignore this as we always refresh it | |
977 | // automatically whenever the value chanegs | |
978 | #if 0 | |
979 | if ( refresh ) | |
980 | Refresh(); | |
981 | #endif | |
982 | #else | |
983 | wxUnusedVar(orient); | |
984 | wxUnusedVar(pos); | |
985 | #endif // wxUSE_SCROLLBAR | |
986 | } | |
987 | ||
988 | int wxWindow::GetScrollPos(int orient) const | |
989 | { | |
990 | #if wxUSE_SCROLLBAR | |
991 | wxScrollBar *scrollbar = GetScrollbar(orient); | |
992 | return scrollbar ? scrollbar->GetThumbPosition() : 0; | |
993 | #else | |
994 | wxUnusedVar(orient); | |
995 | return 0; | |
996 | #endif // wxUSE_SCROLLBAR | |
997 | } | |
998 | ||
999 | int wxWindow::GetScrollThumb(int orient) const | |
1000 | { | |
1001 | #if wxUSE_SCROLLBAR | |
1002 | wxScrollBar *scrollbar = GetScrollbar(orient); | |
1003 | return scrollbar ? scrollbar->GetThumbSize() : 0; | |
1004 | #else | |
1005 | wxUnusedVar(orient); | |
1006 | return 0; | |
1007 | #endif // wxUSE_SCROLLBAR | |
1008 | } | |
1009 | ||
1010 | int wxWindow::GetScrollRange(int orient) const | |
1011 | { | |
1012 | #if wxUSE_SCROLLBAR | |
1013 | wxScrollBar *scrollbar = GetScrollbar(orient); | |
1014 | return scrollbar ? scrollbar->GetRange() : 0; | |
1015 | #else | |
1016 | wxUnusedVar(orient); | |
1017 | return 0; | |
1018 | #endif // wxUSE_SCROLLBAR | |
1019 | } | |
1020 | ||
1021 | void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect) | |
1022 | { | |
1023 | // use native scrolling when available and do it in generic way | |
1024 | // otherwise: | |
1025 | #ifdef __WXX11__ | |
1026 | ||
1027 | wxWindowNative::ScrollWindow(dx, dy, rect); | |
1028 | ||
1029 | #else // !wxX11 | |
1030 | ||
1031 | // before scrolling it, ensure that we don't have any unpainted areas | |
1032 | Update(); | |
1033 | ||
1034 | wxRect r; | |
1035 | ||
1036 | if ( dx ) | |
1037 | { | |
1038 | r = ScrollNoRefresh(dx, 0, rect); | |
1039 | Refresh(true /* erase bkgnd */, &r); | |
1040 | } | |
1041 | ||
1042 | if ( dy ) | |
1043 | { | |
1044 | r = ScrollNoRefresh(0, dy, rect); | |
1045 | Refresh(true /* erase bkgnd */, &r); | |
1046 | } | |
1047 | ||
1048 | // scroll children accordingly: | |
1049 | wxPoint offset(dx, dy); | |
1050 | ||
1051 | for (wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); | |
1052 | node; node = node->GetNext()) | |
1053 | { | |
1054 | wxWindow *child = node->GetData(); | |
1055 | #if wxUSE_SCROLLBAR | |
1056 | if ( child == m_scrollbarVert || child == m_scrollbarHorz ) | |
1057 | continue; | |
1058 | #endif // wxUSE_SCROLLBAR | |
1059 | ||
1060 | // VS: Scrolling children has non-trivial semantics. If rect=NULL then | |
1061 | // it is easy: we scroll all children. Otherwise it gets | |
1062 | // complicated: | |
1063 | // 1. if scrolling in one direction only, scroll only | |
1064 | // those children that intersect shaft defined by the rectangle | |
1065 | // and scrolling direction | |
1066 | // 2. if scrolling in both axes, scroll all children | |
1067 | ||
1068 | if ( rect && (dx * dy == 0 /* moving in only one of x, y axis */) ) | |
1069 | { | |
1070 | wxRect childRect = child->GetRect(); | |
1071 | if ( dx == 0 && (childRect.GetLeft() <= rect->GetRight() || | |
1072 | childRect.GetRight() >= rect->GetLeft()) ) | |
1073 | { | |
1074 | child->Move(child->GetPosition() + offset); | |
1075 | } | |
1076 | else if ( dy == 0 && (childRect.GetTop() <= rect->GetBottom() || | |
1077 | childRect.GetBottom() >= rect->GetTop()) ) | |
1078 | { | |
1079 | child->Move(child->GetPosition() + offset); | |
1080 | } | |
1081 | } | |
1082 | else | |
1083 | { | |
1084 | child->Move(child->GetPosition() + offset); | |
1085 | } | |
1086 | } | |
1087 | #endif // wxX11/!wxX11 | |
1088 | } | |
1089 | ||
1090 | wxRect wxWindow::ScrollNoRefresh(int dx, int dy, const wxRect *rectTotal) | |
1091 | { | |
1092 | wxASSERT_MSG( !dx || !dy, _T("can't be used for diag scrolling") ); | |
1093 | ||
1094 | // the rect to refresh (which we will calculate) | |
1095 | wxRect rect; | |
1096 | ||
1097 | if ( !dx && !dy ) | |
1098 | { | |
1099 | // nothing to do | |
1100 | return rect; | |
1101 | } | |
1102 | ||
1103 | // calculate the part of the window which we can just redraw in the new | |
1104 | // location | |
1105 | wxSize sizeTotal = rectTotal ? rectTotal->GetSize() : GetClientSize(); | |
1106 | ||
1107 | wxLogTrace(_T("scroll"), _T("rect is %dx%d, scroll by %d, %d"), | |
1108 | sizeTotal.x, sizeTotal.y, dx, dy); | |
1109 | ||
1110 | // the initial and end point of the region we move in client coords | |
1111 | wxPoint ptSource, ptDest; | |
1112 | if ( rectTotal ) | |
1113 | { | |
1114 | ptSource = rectTotal->GetPosition(); | |
1115 | ptDest = rectTotal->GetPosition(); | |
1116 | } | |
1117 | ||
1118 | // the size of this region | |
1119 | wxSize size; | |
1120 | size.x = sizeTotal.x - abs(dx); | |
1121 | size.y = sizeTotal.y - abs(dy); | |
1122 | if ( size.x <= 0 || size.y <= 0 ) | |
1123 | { | |
1124 | // just redraw everything as nothing of the displayed image will stay | |
1125 | wxLogTrace(_T("scroll"), _T("refreshing everything")); | |
1126 | ||
1127 | rect = rectTotal ? *rectTotal : wxRect(0, 0, sizeTotal.x, sizeTotal.y); | |
1128 | } | |
1129 | else // move the part which doesn't change to the new location | |
1130 | { | |
1131 | // note that when we scroll the canvas in some direction we move the | |
1132 | // block which doesn't need to be refreshed in the opposite direction | |
1133 | ||
1134 | if ( dx < 0 ) | |
1135 | { | |
1136 | // scroll to the right, move to the left | |
1137 | ptSource.x -= dx; | |
1138 | } | |
1139 | else | |
1140 | { | |
1141 | // scroll to the left, move to the right | |
1142 | ptDest.x += dx; | |
1143 | } | |
1144 | ||
1145 | if ( dy < 0 ) | |
1146 | { | |
1147 | // scroll down, move up | |
1148 | ptSource.y -= dy; | |
1149 | } | |
1150 | else | |
1151 | { | |
1152 | // scroll up, move down | |
1153 | ptDest.y += dy; | |
1154 | } | |
1155 | ||
1156 | #if wxUSE_CARET | |
1157 | // we need to hide the caret before moving or it will erase itself at | |
1158 | // the wrong (old) location | |
1159 | wxCaret *caret = GetCaret(); | |
1160 | if ( caret ) | |
1161 | caret->Hide(); | |
1162 | #endif // wxUSE_CARET | |
1163 | ||
1164 | // do move | |
1165 | wxClientDC dc(this); | |
1166 | wxBitmap bmp(size.x, size.y); | |
1167 | wxMemoryDC dcMem; | |
1168 | dcMem.SelectObject(bmp); | |
1169 | ||
1170 | dcMem.Blit(wxPoint(0,0), size, &dc, ptSource | |
1171 | #if defined(__WXGTK__) && !defined(wxHAS_WORKING_GTK_DC_BLIT) | |
1172 | + GetClientAreaOrigin() | |
1173 | #endif // broken wxGTK wxDC::Blit | |
1174 | ); | |
1175 | dc.Blit(ptDest, size, &dcMem, wxPoint(0,0)); | |
1176 | ||
1177 | wxLogTrace(_T("scroll"), | |
1178 | _T("Blit: (%d, %d) of size %dx%d -> (%d, %d)"), | |
1179 | ptSource.x, ptSource.y, | |
1180 | size.x, size.y, | |
1181 | ptDest.x, ptDest.y); | |
1182 | ||
1183 | // and now repaint the uncovered area | |
1184 | ||
1185 | // FIXME: We repaint the intersection of these rectangles twice - is | |
1186 | // it bad? I don't think so as it is rare to scroll the window | |
1187 | // diagonally anyhow and so adding extra logic to compute | |
1188 | // rectangle intersection is probably not worth the effort | |
1189 | ||
1190 | rect.x = ptSource.x; | |
1191 | rect.y = ptSource.y; | |
1192 | ||
1193 | if ( dx ) | |
1194 | { | |
1195 | if ( dx < 0 ) | |
1196 | { | |
1197 | // refresh the area along the right border | |
1198 | rect.x += size.x + dx; | |
1199 | rect.width = -dx; | |
1200 | } | |
1201 | else | |
1202 | { | |
1203 | // refresh the area along the left border | |
1204 | rect.width = dx; | |
1205 | } | |
1206 | ||
1207 | rect.height = sizeTotal.y; | |
1208 | ||
1209 | wxLogTrace(_T("scroll"), _T("refreshing (%d, %d)-(%d, %d)"), | |
1210 | rect.x, rect.y, | |
1211 | rect.GetRight() + 1, rect.GetBottom() + 1); | |
1212 | } | |
1213 | ||
1214 | if ( dy ) | |
1215 | { | |
1216 | if ( dy < 0 ) | |
1217 | { | |
1218 | // refresh the area along the bottom border | |
1219 | rect.y += size.y + dy; | |
1220 | rect.height = -dy; | |
1221 | } | |
1222 | else | |
1223 | { | |
1224 | // refresh the area along the top border | |
1225 | rect.height = dy; | |
1226 | } | |
1227 | ||
1228 | rect.width = sizeTotal.x; | |
1229 | ||
1230 | wxLogTrace(_T("scroll"), _T("refreshing (%d, %d)-(%d, %d)"), | |
1231 | rect.x, rect.y, | |
1232 | rect.GetRight() + 1, rect.GetBottom() + 1); | |
1233 | } | |
1234 | ||
1235 | #if wxUSE_CARET | |
1236 | if ( caret ) | |
1237 | caret->Show(); | |
1238 | #endif // wxUSE_CARET | |
1239 | } | |
1240 | ||
1241 | return rect; | |
1242 | } | |
1243 | ||
1244 | // ---------------------------------------------------------------------------- | |
1245 | // accelerators and menu hot keys | |
1246 | // ---------------------------------------------------------------------------- | |
1247 | ||
1248 | #if wxUSE_MENUS | |
1249 | // the last window over which Alt was pressed (used by OnKeyUp) | |
1250 | wxWindow *wxWindow::ms_winLastAltPress = NULL; | |
1251 | #endif // wxUSE_MENUS | |
1252 | ||
1253 | #if wxUSE_ACCEL || wxUSE_MENUS | |
1254 | ||
1255 | void wxWindow::OnKeyDown(wxKeyEvent& event) | |
1256 | { | |
1257 | #if wxUSE_MENUS | |
1258 | int key = event.GetKeyCode(); | |
1259 | if ( !event.ControlDown() && (key == WXK_ALT || key == WXK_F10) ) | |
1260 | { | |
1261 | ms_winLastAltPress = this; | |
1262 | ||
1263 | // it can't be an accel anyhow | |
1264 | return; | |
1265 | } | |
1266 | ||
1267 | ms_winLastAltPress = NULL; | |
1268 | #endif // wxUSE_MENUS | |
1269 | ||
1270 | #if wxUSE_ACCEL | |
1271 | for ( wxWindow *win = this; win; win = win->GetParent() ) | |
1272 | { | |
1273 | int command = win->GetAcceleratorTable()->GetCommand(event); | |
1274 | if ( command != -1 ) | |
1275 | { | |
1276 | wxCommandEvent eventCmd(wxEVT_COMMAND_MENU_SELECTED, command); | |
1277 | if ( win->GetEventHandler()->ProcessEvent(eventCmd) ) | |
1278 | { | |
1279 | // skip "event.Skip()" below | |
1280 | return; | |
1281 | } | |
1282 | } | |
1283 | ||
1284 | if ( win->IsTopLevel() ) | |
1285 | { | |
1286 | // try the frame menu bar | |
1287 | #if wxUSE_MENUS | |
1288 | wxFrame *frame = wxDynamicCast(win, wxFrame); | |
1289 | if ( frame ) | |
1290 | { | |
1291 | wxMenuBar *menubar = frame->GetMenuBar(); | |
1292 | if ( menubar && menubar->ProcessAccelEvent(event) ) | |
1293 | { | |
1294 | // skip "event.Skip()" below | |
1295 | return; | |
1296 | } | |
1297 | } | |
1298 | #endif // wxUSE_MENUS | |
1299 | ||
1300 | // if it wasn't in a menu, try to find a button | |
1301 | if ( command != -1 ) | |
1302 | { | |
1303 | wxWindow* child = win->FindWindow(command); | |
1304 | if ( child && wxDynamicCast(child, wxButton) ) | |
1305 | { | |
1306 | wxCommandEvent eventCmd(wxEVT_COMMAND_BUTTON_CLICKED, command); | |
1307 | eventCmd.SetEventObject(child); | |
1308 | if ( child->GetEventHandler()->ProcessEvent(eventCmd) ) | |
1309 | { | |
1310 | // skip "event.Skip()" below | |
1311 | return; | |
1312 | } | |
1313 | } | |
1314 | } | |
1315 | ||
1316 | // don't propagate accels from the child frame to the parent one | |
1317 | break; | |
1318 | } | |
1319 | } | |
1320 | #endif // wxUSE_ACCEL | |
1321 | ||
1322 | event.Skip(); | |
1323 | } | |
1324 | ||
1325 | #endif // wxUSE_ACCEL | |
1326 | ||
1327 | #if wxUSE_MENUS | |
1328 | ||
1329 | wxMenuBar *wxWindow::GetParentFrameMenuBar() const | |
1330 | { | |
1331 | for ( const wxWindow *win = this; win; win = win->GetParent() ) | |
1332 | { | |
1333 | if ( win->IsTopLevel() ) | |
1334 | { | |
1335 | wxFrame *frame = wxDynamicCast(win, wxFrame); | |
1336 | if ( frame ) | |
1337 | { | |
1338 | return frame->GetMenuBar(); | |
1339 | } | |
1340 | ||
1341 | // don't look further - we don't want to return the menubar of the | |
1342 | // parent frame | |
1343 | break; | |
1344 | } | |
1345 | } | |
1346 | ||
1347 | return NULL; | |
1348 | } | |
1349 | ||
1350 | void wxWindow::OnChar(wxKeyEvent& event) | |
1351 | { | |
1352 | if ( event.AltDown() && !event.ControlDown() ) | |
1353 | { | |
1354 | int key = event.GetKeyCode(); | |
1355 | ||
1356 | wxMenuBar *menubar = GetParentFrameMenuBar(); | |
1357 | if ( menubar ) | |
1358 | { | |
1359 | int item = menubar->FindNextItemForAccel(-1, key); | |
1360 | if ( item != -1 ) | |
1361 | { | |
1362 | menubar->PopupMenu((size_t)item); | |
1363 | ||
1364 | // skip "event.Skip()" below | |
1365 | return; | |
1366 | } | |
1367 | } | |
1368 | } | |
1369 | ||
1370 | event.Skip(); | |
1371 | } | |
1372 | ||
1373 | void wxWindow::OnKeyUp(wxKeyEvent& event) | |
1374 | { | |
1375 | int key = event.GetKeyCode(); | |
1376 | if ( !event.HasModifiers() && (key == WXK_ALT || key == WXK_F10) ) | |
1377 | { | |
1378 | // only process Alt release specially if there were no other key | |
1379 | // presses since Alt had been pressed and if both events happened in | |
1380 | // the same window | |
1381 | if ( ms_winLastAltPress == this ) | |
1382 | { | |
1383 | wxMenuBar *menubar = GetParentFrameMenuBar(); | |
1384 | if ( menubar && this != menubar ) | |
1385 | { | |
1386 | menubar->SelectMenu(0); | |
1387 | } | |
1388 | } | |
1389 | } | |
1390 | else | |
1391 | { | |
1392 | event.Skip(); | |
1393 | } | |
1394 | ||
1395 | // in any case reset it | |
1396 | ms_winLastAltPress = NULL; | |
1397 | } | |
1398 | ||
1399 | #endif // wxUSE_MENUS | |
1400 | ||
1401 | // ---------------------------------------------------------------------------- | |
1402 | // MSW-specific section | |
1403 | // ---------------------------------------------------------------------------- | |
1404 | ||
1405 | #ifdef __WXMSW__ | |
1406 | ||
1407 | #include "wx/msw/private.h" | |
1408 | ||
1409 | WXLRESULT wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) | |
1410 | { | |
1411 | if ( message == WM_NCHITTEST ) | |
1412 | { | |
1413 | // the windows which contain the other windows should let the mouse | |
1414 | // events through, otherwise a window inside a static box would | |
1415 | // never get any events at all | |
1416 | if ( IsStaticBox() ) | |
1417 | { | |
1418 | return HTTRANSPARENT; | |
1419 | } | |
1420 | } | |
1421 | ||
1422 | return wxWindowNative::MSWWindowProc(message, wParam, lParam); | |
1423 | } | |
1424 | ||
1425 | #endif // __WXMSW__ |