Have wxComboCtrl honour any custom foreground and background colour.
[wxWidgets.git] / src / common / combocmn.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/common/combocmn.cpp
3 // Purpose: wxComboCtrlBase
4 // Author: Jaakko Salli
5 // Modified by:
6 // Created: Apr-30-2006
7 // RCS-ID: $Id$
8 // Copyright: (c) 2005 Jaakko Salli
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #include "wx/wxprec.h"
21
22 #ifdef __BORLANDC__
23 #pragma hdrstop
24 #endif
25
26 #if wxUSE_COMBOCTRL
27
28 #include "wx/combobox.h"
29
30 #ifndef WX_PRECOMP
31 #include "wx/app.h"
32 #include "wx/log.h"
33 #include "wx/dcclient.h"
34 #include "wx/settings.h"
35 #include "wx/timer.h"
36 #include "wx/textctrl.h"
37 #endif
38
39 #include "wx/tooltip.h"
40
41 #include "wx/combo.h"
42
43
44
45 // constants
46 // ----------------------------------------------------------------------------
47
48 #define DEFAULT_DROPBUTTON_WIDTH 19
49
50 #define BMP_BUTTON_MARGIN 4
51
52 #define DEFAULT_POPUP_HEIGHT 400
53
54 #define DEFAULT_TEXT_INDENT 3
55
56 #define COMBO_MARGIN 2 // spacing right of wxTextCtrl
57
58
59 #if defined(__WXMSW__)
60
61 // Let's use wxFrame as a fall-back solution until wxMSW gets wxNonOwnedWindow
62 #include "wx/frame.h"
63 #define wxCC_GENERIC_TLW_IS_FRAME
64 #define wxComboCtrlGenericTLW wxFrame
65
66 #define USE_TRANSIENT_POPUP 1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
67 #define TRANSIENT_POPUPWIN_IS_PERFECT 0 // wxPopupTransientWindow works, its child can have focus, and common
68 // native controls work on it like normal.
69 #define POPUPWIN_IS_PERFECT 0 // Same, but for non-transient popup window.
70 #define TEXTCTRL_TEXT_CENTERED 0 // 1 if text in textctrl is vertically centered
71 #define FOCUS_RING 0 // No focus ring on wxMSW
72
73 //#undef wxUSE_POPUPWIN
74 //#define wxUSE_POPUPWIN 0
75
76 #elif defined(__WXGTK__)
77
78 // NB: It is not recommended to use wxDialog as popup on wxGTK, because of
79 // this bug: If wxDialog is hidden, its position becomes corrupt
80 // between hide and next show, but without internal coordinates being
81 // reflected (or something like that - atleast commenting out ->Hide()
82 // seemed to eliminate the position change).
83
84 #include "wx/dialog.h"
85 #define wxCC_GENERIC_TLW_IS_DIALOG
86 #define wxComboCtrlGenericTLW wxDialog
87
88 #include "wx/gtk/private.h"
89
90 // NB: Let's not be afraid to use wxGTK's wxPopupTransientWindow as a
91 // 'perfect' popup, as it can succesfully host child controls even in
92 // popups that are shown in modal dialogs.
93
94 #define USE_TRANSIENT_POPUP 1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
95 #define TRANSIENT_POPUPWIN_IS_PERFECT 1 // wxPopupTransientWindow works, its child can have focus, and common
96 // native controls work on it like normal.
97 #define POPUPWIN_IS_PERFECT 1 // Same, but for non-transient popup window.
98 #define TEXTCTRL_TEXT_CENTERED 1 // 1 if text in textctrl is vertically centered
99 #define FOCUS_RING 0 // No focus ring on wxGTK
100
101 #elif defined(__WXMAC__)
102
103 #include "wx/nonownedwnd.h"
104 #define wxCC_GENERIC_TLW_IS_NONOWNEDWINDOW
105 #define wxComboCtrlGenericTLW wxNonOwnedWindow
106
107 #define USE_TRANSIENT_POPUP 1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
108 #define TRANSIENT_POPUPWIN_IS_PERFECT 1 // wxPopupTransientWindow works, its child can have focus, and common
109 // native controls work on it like normal.
110 #define POPUPWIN_IS_PERFECT 1 // Same, but for non-transient popup window.
111 #define TEXTCTRL_TEXT_CENTERED 1 // 1 if text in textctrl is vertically centered
112 #define FOCUS_RING 3 // Reserve room for the textctrl's focus ring to display
113
114 #undef DEFAULT_DROPBUTTON_WIDTH
115 #define DEFAULT_DROPBUTTON_WIDTH 22
116 #undef COMBO_MARGIN
117 #define COMBO_MARGIN FOCUS_RING
118
119 #else
120
121 #include "wx/dialog.h"
122 #define wxCC_GENERIC_TLW_IS_DIALOG
123 #define wxComboCtrlGenericTLW wxDialog
124
125 #define USE_TRANSIENT_POPUP 0 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
126 #define TRANSIENT_POPUPWIN_IS_PERFECT 0 // wxPopupTransientWindow works, its child can have focus, and common
127 // native controls work on it like normal.
128 #define POPUPWIN_IS_PERFECT 0 // Same, but for non-transient popup window.
129 #define TEXTCTRL_TEXT_CENTERED 1 // 1 if text in textctrl is vertically centered
130 #define FOCUS_RING 0
131
132 #endif
133
134
135 // Popupwin is really only supported on wxMSW (not WINCE) and wxGTK, regardless
136 // what the wxUSE_POPUPWIN says.
137 // FIXME: Why isn't wxUSE_POPUPWIN reliable any longer? (it was in wxW2.6.2)
138 #if (!defined(__WXMSW__) && !defined(__WXGTK__) && !defined(__WXMAC__)) || defined(__WXWINCE__)
139 #undef wxUSE_POPUPWIN
140 #define wxUSE_POPUPWIN 0
141 #endif
142
143
144 #if wxUSE_POPUPWIN
145 #include "wx/popupwin.h"
146 #else
147 #undef USE_TRANSIENT_POPUP
148 #define USE_TRANSIENT_POPUP 0
149 #endif
150
151
152 // Define different types of popup windows
153 enum
154 {
155 POPUPWIN_NONE = 0,
156 POPUPWIN_WXPOPUPTRANSIENTWINDOW = 1,
157 POPUPWIN_WXPOPUPWINDOW = 2,
158 POPUPWIN_GENERICTLW = 3
159 };
160
161
162 #if USE_TRANSIENT_POPUP
163 // wxPopupTransientWindow is implemented
164
165 #define wxComboPopupWindowBase wxPopupTransientWindow
166 #define PRIMARY_POPUP_TYPE POPUPWIN_WXPOPUPTRANSIENTWINDOW
167 #define USES_WXPOPUPTRANSIENTWINDOW 1
168
169 #if TRANSIENT_POPUPWIN_IS_PERFECT
170 //
171 #elif POPUPWIN_IS_PERFECT
172 #define wxComboPopupWindowBase2 wxPopupWindow
173 #define SECONDARY_POPUP_TYPE POPUPWIN_WXPOPUPWINDOW
174 #define USES_WXPOPUPWINDOW 1
175 #else
176 #define wxComboPopupWindowBase2 wxComboCtrlGenericTLW
177 #define SECONDARY_POPUP_TYPE POPUPWIN_GENERICTLW
178 #define USES_GENERICTLW 1
179 #endif
180
181 #elif wxUSE_POPUPWIN
182 // wxPopupWindow (but not wxPopupTransientWindow) is properly implemented
183
184 #define wxComboPopupWindowBase wxPopupWindow
185 #define PRIMARY_POPUP_TYPE POPUPWIN_WXPOPUPWINDOW
186 #define USES_WXPOPUPWINDOW 1
187
188 #if !POPUPWIN_IS_PERFECT
189 #define wxComboPopupWindowBase2 wxComboCtrlGenericTLW
190 #define SECONDARY_POPUP_TYPE POPUPWIN_GENERICTLW
191 #define USES_GENERICTLW 1
192 #endif
193
194 #else
195 // wxPopupWindow is not implemented
196
197 #define wxComboPopupWindowBase wxComboCtrlGenericTLW
198 #define PRIMARY_POPUP_TYPE POPUPWIN_GENERICTLW
199 #define USES_GENERICTLW 1
200
201 #endif
202
203
204 #ifndef USES_WXPOPUPTRANSIENTWINDOW
205 #define USES_WXPOPUPTRANSIENTWINDOW 0
206 #endif
207
208 #ifndef USES_WXPOPUPWINDOW
209 #define USES_WXPOPUPWINDOW 0
210 #endif
211
212 #ifndef USES_GENERICTLW
213 #define USES_GENERICTLW 0
214 #endif
215
216
217 #if USES_WXPOPUPWINDOW
218 #define INSTALL_TOPLEV_HANDLER 1
219 #else
220 #define INSTALL_TOPLEV_HANDLER 0
221 #endif
222
223
224 //
225 // ** TODO **
226 // * wxComboPopupWindow for external use (ie. replace old wxUniv wxPopupComboWindow)
227 //
228
229
230 // ----------------------------------------------------------------------------
231 // wxComboFrameEventHandler takes care of hiding the popup when events happen
232 // in its top level parent.
233 // ----------------------------------------------------------------------------
234
235 #if INSTALL_TOPLEV_HANDLER
236
237 //
238 // This will no longer be necessary after wxTransientPopupWindow
239 // works well on all platforms.
240 //
241
242 class wxComboFrameEventHandler : public wxEvtHandler
243 {
244 public:
245 wxComboFrameEventHandler( wxComboCtrlBase* pCb );
246 virtual ~wxComboFrameEventHandler();
247
248 void OnPopup();
249
250 void OnIdle( wxIdleEvent& event );
251 void OnMouseEvent( wxMouseEvent& event );
252 void OnActivate( wxActivateEvent& event );
253 void OnResize( wxSizeEvent& event );
254 void OnMove( wxMoveEvent& event );
255 void OnMenuEvent( wxMenuEvent& event );
256 void OnClose( wxCloseEvent& event );
257
258 protected:
259 wxWindow* m_focusStart;
260 wxComboCtrlBase* m_combo;
261
262 private:
263 DECLARE_EVENT_TABLE()
264 };
265
266 BEGIN_EVENT_TABLE(wxComboFrameEventHandler, wxEvtHandler)
267 EVT_IDLE(wxComboFrameEventHandler::OnIdle)
268 EVT_LEFT_DOWN(wxComboFrameEventHandler::OnMouseEvent)
269 EVT_RIGHT_DOWN(wxComboFrameEventHandler::OnMouseEvent)
270 EVT_SIZE(wxComboFrameEventHandler::OnResize)
271 EVT_MOVE(wxComboFrameEventHandler::OnMove)
272 EVT_MENU_HIGHLIGHT(wxID_ANY,wxComboFrameEventHandler::OnMenuEvent)
273 EVT_MENU_OPEN(wxComboFrameEventHandler::OnMenuEvent)
274 EVT_ACTIVATE(wxComboFrameEventHandler::OnActivate)
275 EVT_CLOSE(wxComboFrameEventHandler::OnClose)
276 END_EVENT_TABLE()
277
278 wxComboFrameEventHandler::wxComboFrameEventHandler( wxComboCtrlBase* combo )
279 : wxEvtHandler()
280 {
281 m_combo = combo;
282 }
283
284 wxComboFrameEventHandler::~wxComboFrameEventHandler()
285 {
286 }
287
288 void wxComboFrameEventHandler::OnPopup()
289 {
290 m_focusStart = ::wxWindow::FindFocus();
291 }
292
293 void wxComboFrameEventHandler::OnIdle( wxIdleEvent& event )
294 {
295 wxWindow* winFocused = ::wxWindow::FindFocus();
296
297 wxWindow* popup = m_combo->GetPopupControl()->GetControl();
298 wxWindow* winpopup = m_combo->GetPopupWindow();
299
300 if (
301 winFocused != m_focusStart &&
302 winFocused != popup &&
303 winFocused->GetParent() != popup &&
304 winFocused != winpopup &&
305 winFocused->GetParent() != winpopup &&
306 winFocused != m_combo &&
307 winFocused != m_combo->GetButton() // GTK (atleast) requires this
308 )
309 {
310 m_combo->HidePopup(true);
311 }
312
313 event.Skip();
314 }
315
316 void wxComboFrameEventHandler::OnMenuEvent( wxMenuEvent& event )
317 {
318 m_combo->HidePopup(true);
319 event.Skip();
320 }
321
322 void wxComboFrameEventHandler::OnMouseEvent( wxMouseEvent& event )
323 {
324 m_combo->HidePopup(true);
325 event.Skip();
326 }
327
328 void wxComboFrameEventHandler::OnClose( wxCloseEvent& event )
329 {
330 m_combo->HidePopup(true);
331 event.Skip();
332 }
333
334 void wxComboFrameEventHandler::OnActivate( wxActivateEvent& event )
335 {
336 m_combo->HidePopup(true);
337 event.Skip();
338 }
339
340 void wxComboFrameEventHandler::OnResize( wxSizeEvent& event )
341 {
342 m_combo->HidePopup(true);
343 event.Skip();
344 }
345
346 void wxComboFrameEventHandler::OnMove( wxMoveEvent& event )
347 {
348 m_combo->HidePopup(true);
349 event.Skip();
350 }
351
352 #endif // INSTALL_TOPLEV_HANDLER
353
354 // ----------------------------------------------------------------------------
355 // wxComboPopupWindow is, in essence, wxPopupWindow customized for
356 // wxComboCtrl.
357 // ----------------------------------------------------------------------------
358
359 class wxComboPopupWindow : public wxComboPopupWindowBase
360 {
361 public:
362
363 wxComboPopupWindow( wxComboCtrlBase *parent,
364 int style )
365 #if USES_WXPOPUPWINDOW || USES_WXPOPUPTRANSIENTWINDOW
366 : wxComboPopupWindowBase(parent,style)
367 #else
368 : wxComboPopupWindowBase(parent,
369 wxID_ANY,
370 wxEmptyString,
371 wxPoint(-21,-21),
372 wxSize(20,20),
373 style)
374 #endif
375 {
376 m_inShow = 0;
377 }
378
379 #if USES_WXPOPUPTRANSIENTWINDOW
380 virtual bool Show( bool show );
381 virtual bool ProcessLeftDown(wxMouseEvent& event);
382 protected:
383 virtual void OnDismiss();
384 #endif
385
386 private:
387 wxByte m_inShow;
388 };
389
390
391 #if USES_WXPOPUPTRANSIENTWINDOW
392 bool wxComboPopupWindow::Show( bool show )
393 {
394 // Guard against recursion
395 if ( m_inShow )
396 return wxComboPopupWindowBase::Show(show);
397
398 m_inShow++;
399
400 wxASSERT( IsKindOf(CLASSINFO(wxPopupTransientWindow)) );
401
402 wxPopupTransientWindow* ptw = (wxPopupTransientWindow*) this;
403
404 if ( show != ptw->IsShown() )
405 {
406 if ( show )
407 // We used to do wxPopupTransientWindow::Popup here,
408 // but this would hide normal Show, which we are
409 // also going to need.
410 ptw->Show();
411 else
412 ptw->Dismiss();
413 }
414
415 m_inShow--;
416
417 return true;
418 }
419
420 bool wxComboPopupWindow::ProcessLeftDown(wxMouseEvent& event)
421 {
422 return wxPopupTransientWindow::ProcessLeftDown(event);
423 }
424
425 // First thing that happens when a transient popup closes is that this method gets called.
426 void wxComboPopupWindow::OnDismiss()
427 {
428 wxComboCtrlBase* combo = (wxComboCtrlBase*) GetParent();
429 wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxComboCtrlBase)),
430 wxT("parent might not be wxComboCtrl, but check IMPLEMENT_DYNAMIC_CLASS(2) macro for correctness") );
431
432 combo->OnPopupDismiss(true);
433 }
434 #endif // USES_WXPOPUPTRANSIENTWINDOW
435
436
437 // ----------------------------------------------------------------------------
438 // wxComboPopupWindowEvtHandler does bulk of the custom event handling
439 // of a popup window. It is separate so we can have different types
440 // of popup windows.
441 // ----------------------------------------------------------------------------
442
443 class wxComboPopupWindowEvtHandler : public wxEvtHandler
444 {
445 public:
446
447 wxComboPopupWindowEvtHandler( wxComboCtrlBase *parent )
448 {
449 m_combo = parent;
450 }
451
452 void OnSizeEvent( wxSizeEvent& event );
453 void OnKeyEvent(wxKeyEvent& event);
454 #if USES_GENERICTLW
455 void OnActivate( wxActivateEvent& event );
456 #endif
457
458 private:
459 wxComboCtrlBase* m_combo;
460
461 DECLARE_EVENT_TABLE()
462 };
463
464
465 BEGIN_EVENT_TABLE(wxComboPopupWindowEvtHandler, wxEvtHandler)
466 EVT_KEY_DOWN(wxComboPopupWindowEvtHandler::OnKeyEvent)
467 EVT_KEY_UP(wxComboPopupWindowEvtHandler::OnKeyEvent)
468 #if USES_GENERICTLW
469 EVT_ACTIVATE(wxComboPopupWindowEvtHandler::OnActivate)
470 #endif
471 EVT_SIZE(wxComboPopupWindowEvtHandler::OnSizeEvent)
472 END_EVENT_TABLE()
473
474
475 void wxComboPopupWindowEvtHandler::OnSizeEvent( wxSizeEvent& WXUNUSED(event) )
476 {
477 // Block the event so that the popup control does not get auto-resized.
478 }
479
480 void wxComboPopupWindowEvtHandler::OnKeyEvent( wxKeyEvent& event )
481 {
482 // Relay keyboard event to the main child controls
483 wxWindowList children = m_combo->GetPopupWindow()->GetChildren();
484 wxWindowList::iterator node = children.begin();
485 wxWindow* child = (wxWindow*)*node;
486 child->GetEventHandler()->AddPendingEvent(event);
487 }
488
489 #if USES_GENERICTLW
490 void wxComboPopupWindowEvtHandler::OnActivate( wxActivateEvent& event )
491 {
492 if ( !event.GetActive() )
493 {
494 // Tell combo control that we are dismissed.
495 m_combo->HidePopup(true);
496
497 event.Skip();
498 }
499 }
500 #endif
501
502
503 // ----------------------------------------------------------------------------
504 // wxComboPopup
505 //
506 // ----------------------------------------------------------------------------
507
508 wxComboPopup::~wxComboPopup()
509 {
510 }
511
512 void wxComboPopup::OnPopup()
513 {
514 }
515
516 void wxComboPopup::OnDismiss()
517 {
518 }
519
520 wxComboCtrl* wxComboPopup::GetComboCtrl() const
521 {
522 return wxStaticCast(m_combo, wxComboCtrl);
523 }
524
525 wxSize wxComboPopup::GetAdjustedSize( int minWidth,
526 int prefHeight,
527 int WXUNUSED(maxHeight) )
528 {
529 return wxSize(minWidth,prefHeight);
530 }
531
532 void wxComboPopup::DefaultPaintComboControl( wxComboCtrlBase* combo,
533 wxDC& dc, const wxRect& rect )
534 {
535 if ( combo->GetWindowStyle() & wxCB_READONLY ) // ie. no textctrl
536 {
537 combo->PrepareBackground(dc,rect,0);
538
539 dc.DrawText( combo->GetValue(),
540 rect.x + combo->m_marginLeft,
541 (rect.height-dc.GetCharHeight())/2 + rect.y );
542 }
543 }
544
545 void wxComboPopup::PaintComboControl( wxDC& dc, const wxRect& rect )
546 {
547 DefaultPaintComboControl(m_combo,dc,rect);
548 }
549
550 void wxComboPopup::OnComboKeyEvent( wxKeyEvent& event )
551 {
552 event.Skip();
553 }
554
555 void wxComboPopup::OnComboDoubleClick()
556 {
557 }
558
559 void wxComboPopup::SetStringValue( const wxString& WXUNUSED(value) )
560 {
561 }
562
563 bool wxComboPopup::LazyCreate()
564 {
565 return false;
566 }
567
568 void wxComboPopup::Dismiss()
569 {
570 m_combo->HidePopup(true);
571 }
572
573 // ----------------------------------------------------------------------------
574 // input handling
575 // ----------------------------------------------------------------------------
576
577 //
578 // This is pushed to the event handler queue of the child textctrl.
579 //
580 class wxComboBoxExtraInputHandler : public wxEvtHandler
581 {
582 public:
583
584 wxComboBoxExtraInputHandler( wxComboCtrlBase* combo )
585 : wxEvtHandler()
586 {
587 m_combo = combo;
588 }
589 virtual ~wxComboBoxExtraInputHandler() { }
590 void OnKey(wxKeyEvent& event);
591 void OnFocus(wxFocusEvent& event);
592
593 protected:
594 wxComboCtrlBase* m_combo;
595
596 private:
597 DECLARE_EVENT_TABLE()
598 };
599
600
601 BEGIN_EVENT_TABLE(wxComboBoxExtraInputHandler, wxEvtHandler)
602 EVT_KEY_DOWN(wxComboBoxExtraInputHandler::OnKey)
603 EVT_KEY_UP(wxComboBoxExtraInputHandler::OnKey)
604 EVT_CHAR(wxComboBoxExtraInputHandler::OnKey)
605 EVT_SET_FOCUS(wxComboBoxExtraInputHandler::OnFocus)
606 EVT_KILL_FOCUS(wxComboBoxExtraInputHandler::OnFocus)
607 END_EVENT_TABLE()
608
609
610 void wxComboBoxExtraInputHandler::OnKey(wxKeyEvent& event)
611 {
612 // Let the wxComboCtrl event handler have a go first.
613 wxComboCtrlBase* combo = m_combo;
614
615 wxKeyEvent redirectedEvent(event);
616 redirectedEvent.SetId(combo->GetId());
617 redirectedEvent.SetEventObject(combo);
618
619 if ( !combo->GetEventHandler()->ProcessEvent(redirectedEvent) )
620 {
621 // Don't let TAB through to the text ctrl - looks ugly
622 if ( event.GetKeyCode() != WXK_TAB )
623 event.Skip();
624 }
625 }
626
627 void wxComboBoxExtraInputHandler::OnFocus(wxFocusEvent& event)
628 {
629 // FIXME: This code does run when control is clicked,
630 // yet on Windows it doesn't select all the text.
631 if ( event.GetEventType() == wxEVT_SET_FOCUS &&
632 !(m_combo->GetInternalFlags() & wxCC_NO_TEXT_AUTO_SELECT) )
633 {
634 if ( m_combo->GetTextCtrl() )
635 m_combo->GetTextCtrl()->SelectAll();
636 else
637 m_combo->SetSelection(-1,-1);
638 }
639
640 // Send focus indication to parent.
641 // NB: This is needed for cases where the textctrl gets focus
642 // instead of its parent. While this may trigger multiple
643 // wxEVT_SET_FOCUSes (since m_text->SetFocus is called
644 // from combo's focus event handler), they should be quite
645 // harmless.
646 wxFocusEvent evt2(event.GetEventType(),m_combo->GetId());
647 evt2.SetEventObject(m_combo);
648 m_combo->GetEventHandler()->ProcessEvent(evt2);
649
650 event.Skip();
651 }
652
653
654 //
655 // This is pushed to the event handler queue of the control in popup.
656 //
657
658 class wxComboPopupExtraEventHandler : public wxEvtHandler
659 {
660 public:
661
662 wxComboPopupExtraEventHandler( wxComboCtrlBase* combo )
663 : wxEvtHandler()
664 {
665 m_combo = combo;
666 m_beenInside = false;
667 }
668 virtual ~wxComboPopupExtraEventHandler() { }
669
670 void OnMouseEvent( wxMouseEvent& event );
671
672 // Called from wxComboCtrlBase::OnPopupDismiss
673 void OnPopupDismiss()
674 {
675 m_beenInside = false;
676 }
677
678 protected:
679 wxComboCtrlBase* m_combo;
680
681 bool m_beenInside;
682
683 private:
684 DECLARE_EVENT_TABLE()
685 };
686
687
688 BEGIN_EVENT_TABLE(wxComboPopupExtraEventHandler, wxEvtHandler)
689 EVT_MOUSE_EVENTS(wxComboPopupExtraEventHandler::OnMouseEvent)
690 END_EVENT_TABLE()
691
692
693 void wxComboPopupExtraEventHandler::OnMouseEvent( wxMouseEvent& event )
694 {
695 wxPoint pt = event.GetPosition();
696 wxSize sz = m_combo->GetPopupControl()->GetControl()->GetClientSize();
697 int evtType = event.GetEventType();
698 bool isInside = pt.x >= 0 && pt.y >= 0 && pt.x < sz.x && pt.y < sz.y;
699 bool relayToButton = false;
700
701 event.Skip();
702
703 if ( evtType == wxEVT_MOTION ||
704 evtType == wxEVT_LEFT_DOWN ||
705 evtType == wxEVT_RIGHT_DOWN )
706 {
707 // Block motion and click events outside the popup
708 if ( !isInside || !m_combo->IsPopupShown() )
709 {
710 event.Skip(false);
711 }
712 }
713 else if ( evtType == wxEVT_LEFT_UP )
714 {
715 if ( !m_combo->IsPopupShown() )
716 {
717 event.Skip(false);
718 relayToButton = true;
719 }
720 else if ( !m_beenInside )
721 {
722 if ( isInside )
723 {
724 m_beenInside = true;
725 }
726 else
727 {
728 relayToButton = true;
729 }
730 }
731 }
732
733 if ( relayToButton )
734 {
735 //
736 // Some mouse events to popup that happen outside it, before cursor
737 // has been inside the popup, need to be ignored by it but relayed to
738 // the dropbutton.
739 //
740 wxWindow* eventSink = m_combo;
741 wxWindow* btn = m_combo->GetButton();
742 if ( btn )
743 eventSink = btn;
744
745 eventSink->GetEventHandler()->ProcessEvent(event);
746 }
747 }
748
749 // ----------------------------------------------------------------------------
750 // wxComboCtrlTextCtrl
751 // ----------------------------------------------------------------------------
752
753 class wxComboCtrlTextCtrl : public wxTextCtrl
754 {
755 public:
756 wxComboCtrlTextCtrl() : wxTextCtrl() { }
757 virtual ~wxComboCtrlTextCtrl() { }
758
759 virtual wxWindow *GetMainWindowOfCompositeControl()
760 {
761 wxComboCtrl* combo = (wxComboCtrl*) GetParent();
762
763 // Returning this instead of just 'parent' lets FindFocus work
764 // correctly even when parent control is a child of a composite
765 // generic control (as is case with wxGenericDatePickerCtrl).
766 return combo->GetMainWindowOfCompositeControl();
767 }
768 };
769
770 // ----------------------------------------------------------------------------
771 // wxComboCtrlBase
772 // ----------------------------------------------------------------------------
773
774
775 BEGIN_EVENT_TABLE(wxComboCtrlBase, wxControl)
776 EVT_TEXT(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
777 EVT_SIZE(wxComboCtrlBase::OnSizeEvent)
778 EVT_SET_FOCUS(wxComboCtrlBase::OnFocusEvent)
779 EVT_KILL_FOCUS(wxComboCtrlBase::OnFocusEvent)
780 EVT_IDLE(wxComboCtrlBase::OnIdleEvent)
781 //EVT_BUTTON(wxID_ANY,wxComboCtrlBase::OnButtonClickEvent)
782 EVT_KEY_DOWN(wxComboCtrlBase::OnKeyEvent)
783 EVT_TEXT_ENTER(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
784 EVT_SYS_COLOUR_CHANGED(wxComboCtrlBase::OnSysColourChanged)
785 END_EVENT_TABLE()
786
787
788 IMPLEMENT_ABSTRACT_CLASS(wxComboCtrlBase, wxControl)
789
790 void wxComboCtrlBase::Init()
791 {
792 m_winPopup = NULL;
793 m_popup = NULL;
794 m_popupWinState = Hidden;
795 m_btn = NULL;
796 m_text = NULL;
797 m_popupInterface = NULL;
798
799 m_popupExtraHandler = NULL;
800 m_textEvtHandler = NULL;
801
802 #if INSTALL_TOPLEV_HANDLER
803 m_toplevEvtHandler = NULL;
804 #endif
805
806 m_mainCtrlWnd = this;
807
808 m_heightPopup = -1;
809 m_widthMinPopup = -1;
810 m_anchorSide = 0;
811 m_widthCustomPaint = 0;
812 m_widthCustomBorder = 0;
813
814 m_btnState = 0;
815 m_btnWidDefault = 0;
816 m_blankButtonBg = false;
817 m_ignoreEvtText = 0;
818 m_popupWinType = POPUPWIN_NONE;
819 m_btnWid = m_btnHei = -1;
820 m_btnSide = wxRIGHT;
821 m_btnSpacingX = 0;
822
823 m_extLeft = 0;
824 m_extRight = 0;
825 m_marginLeft = -1;
826 m_iFlags = 0;
827 m_timeCanAcceptClick = 0;
828
829 m_resetFocus = false;
830 }
831
832 bool wxComboCtrlBase::Create(wxWindow *parent,
833 wxWindowID id,
834 const wxString& value,
835 const wxPoint& pos,
836 const wxSize& size,
837 long style,
838 const wxValidator& validator,
839 const wxString& name)
840 {
841 if ( !wxControl::Create(parent,
842 id,
843 pos,
844 size,
845 style | wxWANTS_CHARS,
846 validator,
847 name) )
848 return false;
849
850 m_valueString = value;
851
852 // Get colours
853 OnThemeChange();
854 m_marginLeft = GetNativeTextIndent();
855
856 m_iFlags |= wxCC_IFLAG_CREATED;
857
858 // If x and y indicate valid size, wxSizeEvent won't be
859 // emitted automatically, so we need to add artifical one.
860 if ( size.x > 0 && size.y > 0 )
861 {
862 wxSizeEvent evt(size,GetId());
863 GetEventHandler()->AddPendingEvent(evt);
864 }
865
866 return true;
867 }
868
869 void wxComboCtrlBase::InstallInputHandlers()
870 {
871 if ( m_text )
872 {
873 m_textEvtHandler = new wxComboBoxExtraInputHandler(this);
874 m_text->PushEventHandler(m_textEvtHandler);
875 }
876 }
877
878 void
879 wxComboCtrlBase::CreateTextCtrl(int style, const wxValidator& validator)
880 {
881 if ( !(m_windowStyle & wxCB_READONLY) )
882 {
883 if ( m_text )
884 m_text->Destroy();
885
886 // wxTE_PROCESS_TAB is needed because on Windows, wxTAB_TRAVERSAL is
887 // not used by the wxPropertyGrid and therefore the tab is processed by
888 // looking at ancestors to see if they have wxTAB_TRAVERSAL. The
889 // navigation event is then sent to the wrong window.
890 style |= wxTE_PROCESS_TAB;
891
892 if ( HasFlag(wxTE_PROCESS_ENTER) )
893 style |= wxTE_PROCESS_ENTER;
894
895 // Ignore EVT_TEXT generated by the constructor (but only
896 // if the event redirector already exists)
897 // NB: This must be " = 1" instead of "++";
898 if ( m_textEvtHandler )
899 m_ignoreEvtText = 1;
900 else
901 m_ignoreEvtText = 0;
902
903 m_text = new wxComboCtrlTextCtrl();
904 m_text->Create(this, wxID_ANY, m_valueString,
905 wxDefaultPosition, wxSize(10,-1),
906 style, validator);
907 }
908 }
909
910 void wxComboCtrlBase::OnThemeChange()
911 {
912 // Leave the default bg on the Mac so the area used by the focus ring will
913 // be the correct colour and themed brush. Instead we'll use
914 // wxSYS_COLOUR_WINDOW in the EVT_PAINT handler as needed.
915 #ifndef __WXMAC__
916 if ( !m_hasBgCol )
917 {
918 wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
919 SetOwnBackgroundColour(bgCol);
920 m_hasBgCol = false;
921 }
922 #endif
923 }
924
925 wxComboCtrlBase::~wxComboCtrlBase()
926 {
927 if ( HasCapture() )
928 ReleaseMouse();
929
930 #if INSTALL_TOPLEV_HANDLER
931 delete ((wxComboFrameEventHandler*)m_toplevEvtHandler);
932 m_toplevEvtHandler = NULL;
933 #endif
934
935 DestroyPopup();
936
937 if ( m_text )
938 m_text->RemoveEventHandler(m_textEvtHandler);
939
940 delete m_textEvtHandler;
941 }
942
943
944 // ----------------------------------------------------------------------------
945 // geometry stuff
946 // ----------------------------------------------------------------------------
947
948 // Recalculates button and textctrl areas
949 void wxComboCtrlBase::CalculateAreas( int btnWidth )
950 {
951 wxSize sz = GetClientSize();
952 int customBorder = m_widthCustomBorder;
953 int btnBorder; // border for button only
954
955 // check if button should really be outside the border: we'll do it it if
956 // its platform default or bitmap+pushbutton background is used, but not if
957 // there is vertical size adjustment or horizontal spacing.
958 if ( ( (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) ||
959 (m_bmpNormal.Ok() && m_blankButtonBg) ) &&
960 m_btnSpacingX == 0 &&
961 m_btnHei <= 0 )
962 {
963 m_iFlags |= wxCC_IFLAG_BUTTON_OUTSIDE;
964 btnBorder = 0;
965 }
966 else if ( (m_iFlags & wxCC_BUTTON_COVERS_BORDER) &&
967 m_btnSpacingX == 0 && !m_bmpNormal.Ok() )
968 {
969 m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
970 btnBorder = 0;
971 }
972 else
973 {
974 m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
975 btnBorder = customBorder;
976 }
977
978 // Defaul indentation
979 if ( m_marginLeft < 0 )
980 m_marginLeft = GetNativeTextIndent();
981
982 int butWidth = btnWidth;
983
984 if ( butWidth <= 0 )
985 butWidth = m_btnWidDefault;
986 else
987 m_btnWidDefault = butWidth;
988
989 if ( butWidth <= 0 )
990 return;
991
992 int butHeight = sz.y - btnBorder*2;
993
994 // Adjust button width
995 if ( m_btnWid > 0 )
996 butWidth = m_btnWid;
997 else
998 {
999 // Adjust button width to match aspect ratio
1000 // (but only if control is smaller than best size).
1001 int bestHeight = GetBestSize().y;
1002 int height = GetSize().y;
1003
1004 if ( height < bestHeight )
1005 {
1006 // Make very small buttons square, as it makes
1007 // them accommodate arrow image better and still
1008 // looks decent.
1009 if ( height > 18 )
1010 butWidth = (height*butWidth)/bestHeight;
1011 else
1012 butWidth = butHeight;
1013 }
1014 }
1015
1016 // Adjust button height
1017 if ( m_btnHei > 0 )
1018 butHeight = m_btnHei;
1019
1020 // Use size of normal bitmap if...
1021 // It is larger
1022 // OR
1023 // button width is set to default and blank button bg is not drawn
1024 if ( m_bmpNormal.Ok() )
1025 {
1026 int bmpReqWidth = m_bmpNormal.GetWidth();
1027 int bmpReqHeight = m_bmpNormal.GetHeight();
1028
1029 // If drawing blank button background, we need to add some margin.
1030 if ( m_blankButtonBg )
1031 {
1032 bmpReqWidth += BMP_BUTTON_MARGIN*2;
1033 bmpReqHeight += BMP_BUTTON_MARGIN*2;
1034 }
1035
1036 if ( butWidth < bmpReqWidth || ( m_btnWid == 0 && !m_blankButtonBg ) )
1037 butWidth = bmpReqWidth;
1038 if ( butHeight < bmpReqHeight || ( m_btnHei == 0 && !m_blankButtonBg ) )
1039 butHeight = bmpReqHeight;
1040
1041 // Need to fix height?
1042 if ( (sz.y-(customBorder*2)) < butHeight && btnWidth == 0 )
1043 {
1044 int newY = butHeight+(customBorder*2);
1045 SetClientSize(wxDefaultCoord,newY);
1046 if ( m_bmpNormal.Ok() || m_btnArea.width != butWidth || m_btnArea.height != butHeight )
1047 m_iFlags |= wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
1048 else
1049 m_iFlags &= ~wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
1050
1051 sz.y = newY;
1052 }
1053 }
1054
1055 int butAreaWid = butWidth + (m_btnSpacingX*2);
1056
1057 m_btnSize.x = butWidth;
1058 m_btnSize.y = butHeight;
1059
1060 m_btnArea.x = ( m_btnSide==wxRIGHT ? sz.x - butAreaWid - btnBorder : btnBorder );
1061 m_btnArea.y = btnBorder + FOCUS_RING;
1062 m_btnArea.width = butAreaWid;
1063 m_btnArea.height = sz.y - ((btnBorder+FOCUS_RING)*2);
1064
1065 m_tcArea.x = ( m_btnSide==wxRIGHT ? 0 : butAreaWid ) + customBorder + FOCUS_RING;
1066 m_tcArea.y = customBorder + FOCUS_RING;
1067 m_tcArea.width = sz.x - butAreaWid - (customBorder*2) - (FOCUS_RING*2);
1068 m_tcArea.height = sz.y - ((customBorder+FOCUS_RING)*2);
1069
1070 /*
1071 if ( m_text )
1072 {
1073 ::wxMessageBox(wxString::Format(wxT("ButtonArea (%i,%i,%i,%i)\n"),m_btnArea.x,m_btnArea.y,m_btnArea.width,m_btnArea.height) +
1074 wxString::Format(wxT("TextCtrlArea (%i,%i,%i,%i)"),m_tcArea.x,m_tcArea.y,m_tcArea.width,m_tcArea.height));
1075 }
1076 */
1077 }
1078
1079 void wxComboCtrlBase::PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust )
1080 {
1081 if ( !m_text )
1082 return;
1083
1084 wxSize sz = GetClientSize();
1085
1086 int customBorder = m_widthCustomBorder;
1087 if ( (m_text->GetWindowStyleFlag() & wxBORDER_MASK) == wxNO_BORDER )
1088 {
1089 int x;
1090
1091 if ( !m_widthCustomPaint )
1092 {
1093 // No special custom paint area - we can use 0 left margin
1094 // with wxTextCtrl.
1095 if ( m_text->SetMargins(0) )
1096 textCtrlXAdjust = 0;
1097 x = m_tcArea.x + m_marginLeft + textCtrlXAdjust;
1098 }
1099 else
1100 {
1101 // There is special custom paint area - it is better to
1102 // use some margin with the wxTextCtrl.
1103 m_text->SetMargins(m_marginLeft);
1104 x = m_tcArea.x + m_widthCustomPaint +
1105 m_marginLeft + textCtrlXAdjust;
1106 }
1107
1108 // Centre textctrl vertically, if needed
1109 #if !TEXTCTRL_TEXT_CENTERED
1110 int tcSizeY = m_text->GetBestSize().y;
1111 int diff0 = sz.y - tcSizeY;
1112 int y = textCtrlYAdjust + (diff0/2);
1113 #else
1114 wxUnusedVar(textCtrlYAdjust);
1115 int y = 0;
1116 #endif
1117
1118 if ( y < customBorder )
1119 y = customBorder;
1120
1121 m_text->SetSize(x,
1122 y,
1123 m_tcArea.width - m_tcArea.x - x,
1124 -1 );
1125
1126 // Make sure textctrl doesn't exceed the bottom custom border
1127 wxSize tsz = m_text->GetSize();
1128 int diff1 = (y + tsz.y) - (sz.y - customBorder);
1129 if ( diff1 >= 0 )
1130 {
1131 tsz.y = tsz.y - diff1 - 1;
1132 m_text->SetSize(tsz);
1133 }
1134 }
1135 else
1136 {
1137 // If it has border, have textctrl fill the entire text field.
1138 m_text->SetSize( m_tcArea.x + m_widthCustomPaint,
1139 m_tcArea.y,
1140 m_tcArea.width - m_widthCustomPaint,
1141 m_tcArea.height );
1142 }
1143 }
1144
1145 wxSize wxComboCtrlBase::DoGetBestSize() const
1146 {
1147 wxSize sizeText(150,0);
1148
1149 if ( m_text )
1150 sizeText = m_text->GetBestSize();
1151
1152 // TODO: Better method to calculate close-to-native control height.
1153
1154 int fhei;
1155 if ( m_font.Ok() )
1156 fhei = (m_font.GetPointSize()*2) + 5;
1157 else if ( wxNORMAL_FONT->Ok() )
1158 fhei = (wxNORMAL_FONT->GetPointSize()*2) + 5;
1159 else
1160 fhei = sizeText.y + 4;
1161
1162 // Need to force height to accomodate bitmap?
1163 int btnSizeY = m_btnSize.y;
1164 if ( m_bmpNormal.Ok() && fhei < btnSizeY )
1165 fhei = btnSizeY;
1166
1167 // Control height doesn't depend on border
1168 /*
1169 // Add border
1170 int border = m_windowStyle & wxBORDER_MASK;
1171 if ( border == wxSIMPLE_BORDER )
1172 fhei += 2;
1173 else if ( border == wxNO_BORDER )
1174 fhei += (m_widthCustomBorder*2);
1175 else
1176 // Sunken etc.
1177 fhei += 4;
1178 */
1179
1180 // Final adjustments
1181 #ifdef __WXGTK__
1182 fhei += 1;
1183 #endif
1184
1185 #ifdef __WXMAC__
1186 // these are the numbers from the HIG:
1187 switch ( m_windowVariant )
1188 {
1189 case wxWINDOW_VARIANT_NORMAL:
1190 default :
1191 fhei = 22;
1192 break;
1193 case wxWINDOW_VARIANT_SMALL:
1194 fhei = 19;
1195 break;
1196 case wxWINDOW_VARIANT_MINI:
1197 fhei = 15;
1198 break;
1199 }
1200 #endif
1201
1202 fhei += 2 * FOCUS_RING;
1203 int width = sizeText.x + FOCUS_RING + COMBO_MARGIN + DEFAULT_DROPBUTTON_WIDTH;
1204
1205 wxSize ret(width, fhei);
1206 CacheBestSize(ret);
1207 return ret;
1208 }
1209
1210 void wxComboCtrlBase::OnSizeEvent( wxSizeEvent& event )
1211 {
1212 if ( !IsCreated() )
1213 return;
1214
1215 // defined by actual wxComboCtrls
1216 OnResize();
1217
1218 event.Skip();
1219 }
1220
1221 // ----------------------------------------------------------------------------
1222 // standard operations
1223 // ----------------------------------------------------------------------------
1224
1225 bool wxComboCtrlBase::Enable(bool enable)
1226 {
1227 if ( !wxControl::Enable(enable) )
1228 return false;
1229
1230 if ( m_btn )
1231 m_btn->Enable(enable);
1232 if ( m_text )
1233 m_text->Enable(enable);
1234
1235 Refresh();
1236
1237 return true;
1238 }
1239
1240 bool wxComboCtrlBase::Show(bool show)
1241 {
1242 if ( !wxControl::Show(show) )
1243 return false;
1244
1245 if (m_btn)
1246 m_btn->Show(show);
1247
1248 if (m_text)
1249 m_text->Show(show);
1250
1251 return true;
1252 }
1253
1254 bool wxComboCtrlBase::SetFont ( const wxFont& font )
1255 {
1256 if ( !wxControl::SetFont(font) )
1257 return false;
1258
1259 if ( m_text )
1260 {
1261 // Without hiding the wxTextCtrl there would be some
1262 // visible 'flicker' (at least on Windows XP).
1263 m_text->Hide();
1264 m_text->SetFont(font);
1265 OnResize();
1266 m_text->Show();
1267 }
1268
1269 return true;
1270 }
1271
1272 #if wxUSE_TOOLTIPS
1273 void wxComboCtrlBase::DoSetToolTip(wxToolTip *tooltip)
1274 {
1275 wxControl::DoSetToolTip(tooltip);
1276
1277 // Set tool tip for button and text box
1278 if ( tooltip )
1279 {
1280 const wxString &tip = tooltip->GetTip();
1281 if ( m_text ) m_text->SetToolTip(tip);
1282 if ( m_btn ) m_btn->SetToolTip(tip);
1283 }
1284 else
1285 {
1286 if ( m_text ) m_text->SetToolTip( NULL );
1287 if ( m_btn ) m_btn->SetToolTip( NULL );
1288 }
1289 }
1290 #endif // wxUSE_TOOLTIPS
1291
1292 #if wxUSE_VALIDATORS
1293 void wxComboCtrlBase::SetValidator(const wxValidator& validator)
1294 {
1295 wxTextCtrl* textCtrl = GetTextCtrl();
1296
1297 if ( textCtrl )
1298 textCtrl->SetValidator( validator );
1299 else
1300 wxControl::SetValidator( validator );
1301 }
1302
1303 wxValidator* wxComboCtrlBase::GetValidator()
1304 {
1305 wxTextCtrl* textCtrl = GetTextCtrl();
1306
1307 return textCtrl ? textCtrl->GetValidator() : wxControl::GetValidator();
1308 }
1309 #endif // wxUSE_VALIDATORS
1310
1311 // ----------------------------------------------------------------------------
1312 // painting
1313 // ----------------------------------------------------------------------------
1314
1315 #if (!defined(__WXMSW__)) || defined(__WXUNIVERSAL__)
1316 // prepare combo box background on area in a way typical on platform
1317 void wxComboCtrlBase::PrepareBackground( wxDC& dc, const wxRect& rect, int flags ) const
1318 {
1319 wxSize sz = GetClientSize();
1320 bool isEnabled;
1321 bool doDrawFocusRect; // also selected
1322
1323 // For smaller size control (and for disabled background) use less spacing
1324 int focusSpacingX;
1325 int focusSpacingY;
1326
1327 if ( !(flags & wxCONTROL_ISSUBMENU) )
1328 {
1329 // Drawing control
1330 isEnabled = IsEnabled();
1331 doDrawFocusRect = ShouldDrawFocus() && !(m_iFlags & wxCC_FULL_BUTTON);
1332
1333 // Windows-style: for smaller size control (and for disabled background) use less spacing
1334 focusSpacingX = isEnabled ? 2 : 1;
1335 focusSpacingY = sz.y > (GetCharHeight()+2) && isEnabled ? 2 : 1;
1336 }
1337 else
1338 {
1339 // Drawing a list item
1340 isEnabled = true; // they are never disabled
1341 doDrawFocusRect = (flags & wxCONTROL_SELECTED) != 0;
1342
1343 focusSpacingX = 0;
1344 focusSpacingY = 0;
1345 }
1346
1347 // Set the background sub-rectangle for selection, disabled etc
1348 wxRect selRect(rect);
1349 selRect.y += focusSpacingY;
1350 selRect.height -= (focusSpacingY*2);
1351
1352 int wcp = 0;
1353
1354 if ( !(flags & wxCONTROL_ISSUBMENU) )
1355 wcp += m_widthCustomPaint;
1356
1357 selRect.x += wcp + focusSpacingX;
1358 selRect.width -= wcp + (focusSpacingX*2);
1359
1360 wxColour bgCol;
1361 wxColour fgCol;
1362
1363 bool doDrawSelRect = true;
1364
1365 // Determine foreground colour
1366 if ( isEnabled )
1367 {
1368 if ( doDrawFocusRect )
1369 {
1370 fgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
1371 }
1372 else if ( m_hasFgCol )
1373 {
1374 // Honour the custom foreground colour
1375 fgCol = GetForegroundColour();
1376 }
1377 else
1378 {
1379 fgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
1380 }
1381 }
1382 else
1383 {
1384 fgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT);
1385 }
1386
1387 // Determine background colour
1388 if ( isEnabled )
1389 {
1390 if ( doDrawFocusRect )
1391 {
1392 bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
1393 }
1394 else if ( m_hasBgCol )
1395 {
1396 // Honour the custom background colour
1397 bgCol = GetBackgroundColour();
1398 }
1399 else
1400 {
1401 #ifndef __WXMAC__ // see note in OnThemeChange
1402 doDrawSelRect = false;
1403 bgCol = GetBackgroundColour();
1404 #else
1405 bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1406 #endif
1407 }
1408 }
1409 else
1410 {
1411 #ifndef __WXMAC__ // see note in OnThemeChange
1412 bgCol = GetBackgroundColour();
1413 #else
1414 bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1415 #endif
1416 }
1417
1418 dc.SetTextForeground( fgCol );
1419 dc.SetBrush( bgCol );
1420 if ( doDrawSelRect )
1421 {
1422 dc.SetPen( bgCol );
1423 dc.DrawRectangle( selRect );
1424 }
1425
1426 // Don't clip exactly to the selection rectangle so we can draw
1427 // to the non-selected area in front of it.
1428 wxRect clipRect(rect.x,rect.y,
1429 (selRect.x+selRect.width)-rect.x,rect.height);
1430 dc.SetClippingRegion(clipRect);
1431 }
1432 #else
1433 // Save the library size a bit for platforms that re-implement this.
1434 void wxComboCtrlBase::PrepareBackground( wxDC&, const wxRect&, int ) const
1435 {
1436 }
1437 #endif
1438
1439 void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, int flags )
1440 {
1441 int drawState = m_btnState;
1442
1443 if ( (m_iFlags & wxCC_BUTTON_STAYS_DOWN) &&
1444 GetPopupWindowState() >= Animating )
1445 drawState |= wxCONTROL_PRESSED;
1446
1447 wxRect drawRect(rect.x+m_btnSpacingX,
1448 rect.y+((rect.height-m_btnSize.y)/2),
1449 m_btnSize.x,
1450 m_btnSize.y);
1451
1452 // Make sure area is not larger than the control
1453 if ( drawRect.y < rect.y )
1454 drawRect.y = rect.y;
1455 if ( drawRect.height > rect.height )
1456 drawRect.height = rect.height;
1457
1458 bool enabled = IsEnabled();
1459
1460 if ( !enabled )
1461 drawState |= wxCONTROL_DISABLED;
1462
1463 if ( !m_bmpNormal.Ok() )
1464 {
1465 if ( flags & Button_BitmapOnly )
1466 return;
1467
1468 // Need to clear button background even if m_btn is present
1469 if ( flags & Button_PaintBackground )
1470 {
1471 wxColour bgCol;
1472
1473 if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
1474 bgCol = GetParent()->GetBackgroundColour();
1475 else
1476 bgCol = GetBackgroundColour();
1477
1478 dc.SetBrush(bgCol);
1479 dc.SetPen(bgCol);
1480 dc.DrawRectangle(rect);
1481 }
1482
1483 // Draw standard button
1484 wxRendererNative::Get().DrawComboBoxDropButton(this,
1485 dc,
1486 drawRect,
1487 drawState);
1488 }
1489 else
1490 {
1491 // Draw bitmap
1492
1493 wxBitmap* pBmp;
1494
1495 if ( !enabled )
1496 pBmp = &m_bmpDisabled;
1497 else if ( m_btnState & wxCONTROL_PRESSED )
1498 pBmp = &m_bmpPressed;
1499 else if ( m_btnState & wxCONTROL_CURRENT )
1500 pBmp = &m_bmpHover;
1501 else
1502 pBmp = &m_bmpNormal;
1503
1504 if ( m_blankButtonBg )
1505 {
1506 // If using blank button background, we need to clear its background
1507 // with button face colour instead of colour for rest of the control.
1508 if ( flags & Button_PaintBackground )
1509 {
1510 wxColour bgCol = GetParent()->GetBackgroundColour(); //wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
1511 //wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1512 dc.SetPen(bgCol);
1513 dc.SetBrush(bgCol);
1514 dc.DrawRectangle(rect);
1515 }
1516
1517 if ( !(flags & Button_BitmapOnly) )
1518 {
1519 wxRendererNative::Get().DrawPushButton(this,
1520 dc,
1521 drawRect,
1522 drawState);
1523 }
1524 }
1525 else
1526
1527 {
1528 // Need to clear button background even if m_btn is present
1529 // (assume non-button background was cleared just before this call so brushes are good)
1530 if ( flags & Button_PaintBackground )
1531 dc.DrawRectangle(rect);
1532 }
1533
1534 // Draw bitmap centered in drawRect
1535 dc.DrawBitmap(*pBmp,
1536 drawRect.x + (drawRect.width-pBmp->GetWidth())/2,
1537 drawRect.y + (drawRect.height-pBmp->GetHeight())/2,
1538 true);
1539 }
1540 }
1541
1542 void wxComboCtrlBase::RecalcAndRefresh()
1543 {
1544 if ( IsCreated() )
1545 {
1546 wxSizeEvent evt(GetSize(),GetId());
1547 GetEventHandler()->ProcessEvent(evt);
1548 Refresh();
1549 }
1550 }
1551
1552 // ----------------------------------------------------------------------------
1553 // miscellaneous event handlers
1554 // ----------------------------------------------------------------------------
1555
1556 void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event)
1557 {
1558 if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED )
1559 {
1560 if ( m_ignoreEvtText > 0 )
1561 {
1562 m_ignoreEvtText--;
1563 return;
1564 }
1565 }
1566
1567 // Change event id, object and string before relaying it forward
1568 event.SetId(GetId());
1569 wxString s = event.GetString();
1570 event.SetEventObject(this);
1571 event.SetString(s);
1572 event.Skip();
1573 }
1574
1575 // call if cursor is on button area or mouse is captured for the button
1576 bool wxComboCtrlBase::HandleButtonMouseEvent( wxMouseEvent& event,
1577 int flags )
1578 {
1579 int type = event.GetEventType();
1580
1581 if ( type == wxEVT_MOTION )
1582 {
1583 if ( (flags & wxCC_MF_ON_BUTTON) &&
1584 IsPopupWindowState(Hidden) )
1585 {
1586 if ( !(m_btnState & wxCONTROL_CURRENT) )
1587 {
1588 // Mouse hover begins
1589 m_btnState |= wxCONTROL_CURRENT;
1590 if ( HasCapture() ) // Retain pressed state.
1591 m_btnState |= wxCONTROL_PRESSED;
1592 Refresh();
1593 }
1594 }
1595 else if ( (m_btnState & wxCONTROL_CURRENT) )
1596 {
1597 // Mouse hover ends
1598 m_btnState &= ~(wxCONTROL_CURRENT|wxCONTROL_PRESSED);
1599 Refresh();
1600 }
1601 }
1602 else if ( type == wxEVT_LEFT_DOWN || type == wxEVT_LEFT_DCLICK )
1603 {
1604 if ( flags & (wxCC_MF_ON_CLICK_AREA|wxCC_MF_ON_BUTTON) )
1605 {
1606 m_btnState |= wxCONTROL_PRESSED;
1607 Refresh();
1608
1609 if ( !(m_iFlags & wxCC_POPUP_ON_MOUSE_UP) )
1610 OnButtonClick();
1611 else
1612 // If showing popup now, do not capture mouse or there will be interference
1613 CaptureMouse();
1614 }
1615 }
1616 else if ( type == wxEVT_LEFT_UP )
1617 {
1618
1619 // Only accept event if mouse was left-press was previously accepted
1620 if ( HasCapture() )
1621 ReleaseMouse();
1622
1623 if ( m_btnState & wxCONTROL_PRESSED )
1624 {
1625 // If mouse was inside, fire the click event.
1626 if ( m_iFlags & wxCC_POPUP_ON_MOUSE_UP )
1627 {
1628 if ( flags & (wxCC_MF_ON_CLICK_AREA|wxCC_MF_ON_BUTTON) )
1629 OnButtonClick();
1630 }
1631
1632 m_btnState &= ~(wxCONTROL_PRESSED);
1633 Refresh();
1634 }
1635 }
1636 else if ( type == wxEVT_LEAVE_WINDOW )
1637 {
1638 if ( m_btnState & (wxCONTROL_CURRENT|wxCONTROL_PRESSED) )
1639 {
1640 m_btnState &= ~(wxCONTROL_CURRENT);
1641
1642 // Mouse hover ends
1643 if ( IsPopupWindowState(Hidden) )
1644 {
1645 m_btnState &= ~(wxCONTROL_PRESSED);
1646 Refresh();
1647 }
1648 }
1649 }
1650 else
1651 return false;
1652
1653 // Never have 'hot' state when popup is being shown
1654 // (this is mostly needed because of the animation).
1655 if ( !IsPopupWindowState(Hidden) )
1656 m_btnState &= ~wxCONTROL_CURRENT;
1657
1658 return true;
1659 }
1660
1661 // returns true if event was consumed or filtered
1662 bool wxComboCtrlBase::PreprocessMouseEvent( wxMouseEvent& event,
1663 int WXUNUSED(flags) )
1664 {
1665 wxLongLong t = ::wxGetLocalTimeMillis();
1666 int evtType = event.GetEventType();
1667
1668 #if USES_WXPOPUPWINDOW || USES_GENERICTLW
1669 if ( m_popupWinType != POPUPWIN_WXPOPUPTRANSIENTWINDOW )
1670 {
1671 if ( IsPopupWindowState(Visible) &&
1672 ( evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_RIGHT_DOWN ) )
1673 {
1674 HidePopup(true);
1675 return true;
1676 }
1677 }
1678 #endif
1679
1680 // Filter out clicks on button immediately after popup dismiss
1681 if ( evtType == wxEVT_LEFT_DOWN && t < m_timeCanAcceptClick )
1682 {
1683 event.SetEventType(0);
1684 return true;
1685 }
1686
1687 return false;
1688 }
1689
1690 void wxComboCtrlBase::HandleNormalMouseEvent( wxMouseEvent& event )
1691 {
1692 int evtType = event.GetEventType();
1693
1694 if ( (evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_LEFT_DCLICK) &&
1695 (m_windowStyle & wxCB_READONLY) )
1696 {
1697 if ( GetPopupWindowState() >= Animating )
1698 {
1699 #if USES_WXPOPUPWINDOW
1700 // Click here always hides the popup.
1701 if ( m_popupWinType == POPUPWIN_WXPOPUPWINDOW )
1702 HidePopup(true);
1703 #endif
1704 }
1705 else
1706 {
1707 if ( !(m_windowStyle & wxCC_SPECIAL_DCLICK) )
1708 {
1709 // In read-only mode, clicking the text is the
1710 // same as clicking the button.
1711 OnButtonClick();
1712 }
1713 else if ( /*evtType == wxEVT_LEFT_UP || */evtType == wxEVT_LEFT_DCLICK )
1714 {
1715 //if ( m_popupInterface->CycleValue() )
1716 // Refresh();
1717 if ( m_popupInterface )
1718 m_popupInterface->OnComboDoubleClick();
1719 }
1720 }
1721 }
1722 else
1723 if ( IsPopupShown() )
1724 {
1725 // relay (some) mouse events to the popup
1726 if ( evtType == wxEVT_MOUSEWHEEL )
1727 m_popup->GetEventHandler()->AddPendingEvent(event);
1728 }
1729 else if ( evtType )
1730 event.Skip();
1731 }
1732
1733 void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event)
1734 {
1735 if ( IsPopupShown() )
1736 {
1737 // pass it to the popped up control
1738 GetPopupControl()->GetControl()->GetEventHandler()->AddPendingEvent(event);
1739 }
1740 else // no popup
1741 {
1742 if ( GetParent()->HasFlag(wxTAB_TRAVERSAL) &&
1743 HandleAsNavigationKey(event) )
1744 return;
1745
1746 if ( IsKeyPopupToggle(event) )
1747 {
1748 OnButtonClick();
1749 return;
1750 }
1751
1752 int comboStyle = GetWindowStyle();
1753 wxComboPopup* popupInterface = GetPopupControl();
1754
1755 if ( !popupInterface )
1756 {
1757 event.Skip();
1758 return;
1759 }
1760
1761 int keycode = event.GetKeyCode();
1762
1763 if ( (comboStyle & wxCB_READONLY) ||
1764 (keycode != WXK_RIGHT && keycode != WXK_LEFT) )
1765 {
1766 popupInterface->OnComboKeyEvent(event);
1767 }
1768 else
1769 event.Skip();
1770 }
1771 }
1772
1773 void wxComboCtrlBase::OnFocusEvent( wxFocusEvent& event )
1774 {
1775 if ( event.GetEventType() == wxEVT_SET_FOCUS )
1776 {
1777 wxWindow* tc = GetTextCtrl();
1778 if ( tc && tc != DoFindFocus() )
1779 {
1780 tc->SetFocus();
1781 }
1782 }
1783
1784 Refresh();
1785 }
1786
1787 void wxComboCtrlBase::OnIdleEvent( wxIdleEvent& WXUNUSED(event) )
1788 {
1789 if ( m_resetFocus )
1790 {
1791 m_resetFocus = false;
1792 wxWindow* tc = GetTextCtrl();
1793 if ( tc )
1794 tc->SetFocus();
1795 }
1796 }
1797
1798 void wxComboCtrlBase::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
1799 {
1800 OnThemeChange();
1801 // left margin may also have changed
1802 if ( !(m_iFlags & wxCC_IFLAG_LEFT_MARGIN_SET) )
1803 m_marginLeft = GetNativeTextIndent();
1804 RecalcAndRefresh();
1805 }
1806
1807 // ----------------------------------------------------------------------------
1808 // popup handling
1809 // ----------------------------------------------------------------------------
1810
1811 // Create popup window and the child control
1812 void wxComboCtrlBase::CreatePopup()
1813 {
1814 wxComboPopup* popupInterface = m_popupInterface;
1815 wxWindow* popup;
1816
1817 if ( !m_winPopup )
1818 {
1819 #ifdef wxComboPopupWindowBase2
1820 if ( m_iFlags & wxCC_IFLAG_USE_ALT_POPUP )
1821 {
1822 #if !USES_GENERICTLW
1823 m_winPopup = new wxComboPopupWindowBase2( this, wxNO_BORDER );
1824 #else
1825 int tlwFlags = wxNO_BORDER;
1826 #ifdef wxCC_GENERIC_TLW_IS_FRAME
1827 tlwFlags |= wxFRAME_NO_TASKBAR;
1828 #endif
1829
1830 #ifdef wxCC_GENERIC_TLW_IS_NONOWNEDWINDOW
1831 m_winPopup = new wxComboPopupWindowBase2( this, wxID_ANY,
1832 wxPoint(-21,-21), wxSize(20, 20),
1833 tlwFlags );
1834 #else
1835 m_winPopup = new wxComboPopupWindowBase2( this, wxID_ANY, wxEmptyString,
1836 wxPoint(-21,-21), wxSize(20, 20),
1837 tlwFlags );
1838 #endif
1839 #endif
1840 m_popupWinType = SECONDARY_POPUP_TYPE;
1841 }
1842 else
1843 #endif // wxComboPopupWindowBase2
1844 {
1845 m_winPopup = new wxComboPopupWindow( this, wxNO_BORDER );
1846 m_popupWinType = PRIMARY_POPUP_TYPE;
1847 }
1848 m_popupWinEvtHandler = new wxComboPopupWindowEvtHandler(this);
1849 m_winPopup->PushEventHandler(m_popupWinEvtHandler);
1850 }
1851
1852 popupInterface->Create(m_winPopup);
1853 m_popup = popup = popupInterface->GetControl();
1854
1855 m_popupExtraHandler = new wxComboPopupExtraEventHandler(this);
1856 popup->PushEventHandler( m_popupExtraHandler );
1857
1858 // This may be helpful on some platforms
1859 // (eg. it bypasses a wxGTK popupwindow bug where
1860 // window is not initially hidden when it should be)
1861 m_winPopup->Hide();
1862
1863 popupInterface->m_iFlags |= wxCP_IFLAG_CREATED;
1864 }
1865
1866 // Destroy popup window and the child control
1867 void wxComboCtrlBase::DestroyPopup()
1868 {
1869 HidePopup(true);
1870
1871 if ( m_popup )
1872 m_popup->RemoveEventHandler(m_popupExtraHandler);
1873
1874 delete m_popupExtraHandler;
1875
1876 delete m_popupInterface;
1877
1878 if ( m_winPopup )
1879 {
1880 m_winPopup->RemoveEventHandler(m_popupWinEvtHandler);
1881 delete m_popupWinEvtHandler;
1882 m_popupWinEvtHandler = NULL;
1883 m_winPopup->Destroy();
1884 }
1885
1886 m_popupExtraHandler = NULL;
1887 m_popupInterface = NULL;
1888 m_winPopup = NULL;
1889 m_popup = NULL;
1890 }
1891
1892 void wxComboCtrlBase::DoSetPopupControl(wxComboPopup* iface)
1893 {
1894 wxCHECK_RET( iface, wxT("no popup interface set for wxComboCtrl") );
1895
1896 DestroyPopup();
1897
1898 iface->InitBase(this);
1899 iface->Init();
1900
1901 m_popupInterface = iface;
1902
1903 if ( !iface->LazyCreate() )
1904 {
1905 CreatePopup();
1906 }
1907 else
1908 {
1909 m_popup = NULL;
1910 }
1911
1912 // This must be done after creation
1913 if ( m_valueString.length() )
1914 {
1915 iface->SetStringValue(m_valueString);
1916 //Refresh();
1917 }
1918 }
1919
1920 // Ensures there is atleast the default popup
1921 void wxComboCtrlBase::EnsurePopupControl()
1922 {
1923 if ( !m_popupInterface )
1924 SetPopupControl(NULL);
1925 }
1926
1927 void wxComboCtrlBase::OnButtonClick()
1928 {
1929 // Derived classes can override this method for totally custom
1930 // popup action
1931 if ( !IsPopupWindowState(Visible) )
1932 {
1933 wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_DROPDOWN, GetId());
1934 event.SetEventObject(this);
1935 HandleWindowEvent(event);
1936
1937 ShowPopup();
1938 }
1939 else
1940 {
1941 HidePopup(true);
1942 }
1943 }
1944
1945 void wxComboCtrlBase::ShowPopup()
1946 {
1947 EnsurePopupControl();
1948 wxCHECK_RET( !IsPopupWindowState(Visible), wxT("popup window already shown") );
1949
1950 if ( IsPopupWindowState(Animating) )
1951 return;
1952
1953 SetFocus();
1954
1955 // Space above and below
1956 int screenHeight;
1957 wxPoint scrPos;
1958 int spaceAbove;
1959 int spaceBelow;
1960 int maxHeightPopup;
1961 wxSize ctrlSz = GetSize();
1962
1963 screenHeight = wxSystemSettings::GetMetric( wxSYS_SCREEN_Y );
1964 scrPos = GetParent()->ClientToScreen(GetPosition());
1965
1966 spaceAbove = scrPos.y;
1967 spaceBelow = screenHeight - spaceAbove - ctrlSz.y;
1968
1969 maxHeightPopup = spaceBelow;
1970 if ( spaceAbove > spaceBelow )
1971 maxHeightPopup = spaceAbove;
1972
1973 // Width
1974 int widthPopup = ctrlSz.x + m_extLeft + m_extRight;
1975
1976 if ( widthPopup < m_widthMinPopup )
1977 widthPopup = m_widthMinPopup;
1978
1979 wxWindow* winPopup = m_winPopup;
1980 wxWindow* popup;
1981
1982 // Need to disable tab traversal of parent
1983 //
1984 // NB: This is to fix a bug in wxMSW. In theory it could also be fixed
1985 // by, for instance, adding check to window.cpp:wxWindowMSW::MSWProcessMessage
1986 // that if transient popup is open, then tab traversal is to be ignored.
1987 // However, I think this code would still be needed for cases where
1988 // transient popup doesn't work yet (wxWinCE?).
1989 wxWindow* parent = GetParent();
1990 int parentFlags = parent->GetWindowStyle();
1991 if ( parentFlags & wxTAB_TRAVERSAL )
1992 {
1993 parent->SetWindowStyle( parentFlags & ~(wxTAB_TRAVERSAL) );
1994 m_iFlags |= wxCC_IFLAG_PARENT_TAB_TRAVERSAL;
1995 }
1996
1997 if ( !winPopup )
1998 {
1999 CreatePopup();
2000 winPopup = m_winPopup;
2001 popup = m_popup;
2002 }
2003 else
2004 {
2005 popup = m_popup;
2006 }
2007
2008 winPopup->Enable();
2009
2010 wxASSERT( !m_popup || m_popup == popup ); // Consistency check.
2011
2012 wxSize adjustedSize = m_popupInterface->GetAdjustedSize(widthPopup,
2013 m_heightPopup<=0?DEFAULT_POPUP_HEIGHT:m_heightPopup,
2014 maxHeightPopup);
2015
2016 popup->SetSize(adjustedSize);
2017 popup->Move(0,0);
2018 m_popupInterface->OnPopup();
2019
2020 //
2021 // Reposition and resize popup window
2022 //
2023
2024 wxSize szp = popup->GetSize();
2025
2026 int popupX;
2027 int popupY = scrPos.y + ctrlSz.y;
2028
2029 // Default anchor is wxLEFT
2030 int anchorSide = m_anchorSide;
2031 if ( !anchorSide )
2032 anchorSide = wxLEFT;
2033
2034 int rightX = scrPos.x + ctrlSz.x + m_extRight - szp.x;
2035 int leftX = scrPos.x - m_extLeft;
2036
2037 if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
2038 leftX -= ctrlSz.x;
2039
2040 int screenWidth = wxSystemSettings::GetMetric( wxSYS_SCREEN_X );
2041
2042 // If there is not enough horizontal space, anchor on the other side.
2043 // If there is no space even then, place the popup at x 0.
2044 if ( anchorSide == wxRIGHT )
2045 {
2046 if ( rightX < 0 )
2047 {
2048 if ( (leftX+szp.x) < screenWidth )
2049 anchorSide = wxLEFT;
2050 else
2051 anchorSide = 0;
2052 }
2053 }
2054 else
2055 {
2056 if ( (leftX+szp.x) >= screenWidth )
2057 {
2058 if ( rightX >= 0 )
2059 anchorSide = wxRIGHT;
2060 else
2061 anchorSide = 0;
2062 }
2063 }
2064
2065 // Select x coordinate according to the anchor side
2066 if ( anchorSide == wxRIGHT )
2067 popupX = rightX;
2068 else if ( anchorSide == wxLEFT )
2069 popupX = leftX;
2070 else
2071 popupX = 0;
2072
2073 int showFlags = CanDeferShow;
2074
2075 if ( spaceBelow < szp.y )
2076 {
2077 popupY = scrPos.y - szp.y;
2078 showFlags |= ShowAbove;
2079 }
2080
2081 #if INSTALL_TOPLEV_HANDLER
2082 // Put top level window event handler into place
2083 if ( m_popupWinType == POPUPWIN_WXPOPUPWINDOW )
2084 {
2085 if ( !m_toplevEvtHandler )
2086 m_toplevEvtHandler = new wxComboFrameEventHandler(this);
2087
2088 wxWindow* toplev = ::wxGetTopLevelParent( this );
2089 wxASSERT( toplev );
2090 ((wxComboFrameEventHandler*)m_toplevEvtHandler)->OnPopup();
2091 toplev->PushEventHandler( m_toplevEvtHandler );
2092 }
2093 #endif
2094
2095 // Set string selection (must be this way instead of SetStringSelection)
2096 if ( m_text )
2097 {
2098 if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
2099 m_text->SelectAll();
2100
2101 m_popupInterface->SetStringValue( m_text->GetValue() );
2102 }
2103 else
2104 {
2105 // This is neede since focus/selection indication may change when popup is shown
2106 Refresh();
2107 }
2108
2109 // This must be after SetStringValue
2110 m_popupWinState = Animating;
2111
2112 wxRect popupWinRect( popupX, popupY, szp.x, szp.y );
2113
2114 m_popup = popup;
2115 if ( (m_iFlags & wxCC_IFLAG_DISABLE_POPUP_ANIM) ||
2116 AnimateShow( popupWinRect, showFlags ) )
2117 {
2118 DoShowPopup( popupWinRect, showFlags );
2119 }
2120 }
2121
2122 bool wxComboCtrlBase::AnimateShow( const wxRect& WXUNUSED(rect), int WXUNUSED(flags) )
2123 {
2124 return true;
2125 }
2126
2127 void wxComboCtrlBase::DoShowPopup( const wxRect& rect, int WXUNUSED(flags) )
2128 {
2129 wxWindow* winPopup = m_winPopup;
2130
2131 if ( IsPopupWindowState(Animating) )
2132 {
2133 // Make sure the popup window is shown in the right position.
2134 // Should not matter even if animation already did this.
2135
2136 // Some platforms (GTK) may like SetSize and Move to be separate
2137 // (though the bug was probably fixed).
2138 winPopup->SetSize( rect );
2139
2140 #if USES_WXPOPUPTRANSIENTWINDOW
2141 if ( m_popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW )
2142 ((wxPopupTransientWindow*)winPopup)->Popup(m_popup);
2143 else
2144 #endif
2145 winPopup->Show();
2146
2147 m_popupWinState = Visible;
2148 }
2149 else if ( IsPopupWindowState(Hidden) )
2150 {
2151 // Animation was aborted
2152
2153 wxASSERT( !winPopup->IsShown() );
2154
2155 m_popupWinState = Hidden;
2156 }
2157
2158 Refresh();
2159 }
2160
2161 void wxComboCtrlBase::OnPopupDismiss(bool generateEvent)
2162 {
2163 // Just in case, avoid double dismiss
2164 if ( IsPopupWindowState(Hidden) )
2165 return;
2166
2167 // This must be set before focus - otherwise there will be recursive
2168 // OnPopupDismisses.
2169 m_popupWinState = Hidden;
2170
2171 //SetFocus();
2172 m_winPopup->Disable();
2173
2174 // Inform popup control itself
2175 m_popupInterface->OnDismiss();
2176
2177 if ( m_popupExtraHandler )
2178 ((wxComboPopupExtraEventHandler*)m_popupExtraHandler)->OnPopupDismiss();
2179
2180 #if INSTALL_TOPLEV_HANDLER
2181 // Remove top level window event handler
2182 if ( m_toplevEvtHandler )
2183 {
2184 wxWindow* toplev = ::wxGetTopLevelParent( this );
2185 if ( toplev )
2186 toplev->RemoveEventHandler( m_toplevEvtHandler );
2187 }
2188 #endif
2189
2190 m_timeCanAcceptClick = ::wxGetLocalTimeMillis();
2191
2192 if ( m_popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW )
2193 m_timeCanAcceptClick += 150;
2194
2195 // If cursor not on dropdown button, then clear its state
2196 // (technically not required by all ports, but do it for all just in case)
2197 if ( !m_btnArea.Contains(ScreenToClient(::wxGetMousePosition())) )
2198 m_btnState = 0;
2199
2200 // Return parent's tab traversal flag.
2201 // See ShowPopup for notes.
2202 if ( m_iFlags & wxCC_IFLAG_PARENT_TAB_TRAVERSAL )
2203 {
2204 wxWindow* parent = GetParent();
2205 parent->SetWindowStyle( parent->GetWindowStyle() | wxTAB_TRAVERSAL );
2206 m_iFlags &= ~(wxCC_IFLAG_PARENT_TAB_TRAVERSAL);
2207 }
2208
2209 // refresh control (necessary even if m_text)
2210 Refresh();
2211
2212 SetFocus();
2213
2214 if ( generateEvent )
2215 {
2216 wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_CLOSEUP, GetId());
2217 event.SetEventObject(this);
2218 HandleWindowEvent(event);
2219 }
2220 }
2221
2222 void wxComboCtrlBase::HidePopup(bool generateEvent)
2223 {
2224 // Should be able to call this without popup interface
2225 if ( IsPopupWindowState(Hidden) )
2226 return;
2227
2228 // transfer value and show it in textctrl, if any
2229 if ( !IsPopupWindowState(Animating) )
2230 SetValue( m_popupInterface->GetStringValue() );
2231
2232 m_winPopup->Hide();
2233
2234 OnPopupDismiss(generateEvent);
2235 }
2236
2237 // ----------------------------------------------------------------------------
2238 // customization methods
2239 // ----------------------------------------------------------------------------
2240
2241 void wxComboCtrlBase::SetButtonPosition( int width, int height,
2242 int side, int spacingX )
2243 {
2244 m_btnWid = width;
2245 m_btnHei = height;
2246 m_btnSide = side;
2247 m_btnSpacingX = spacingX;
2248
2249 RecalcAndRefresh();
2250 }
2251
2252 wxSize wxComboCtrlBase::GetButtonSize()
2253 {
2254 if ( m_btnSize.x > 0 )
2255 return m_btnSize;
2256
2257 wxSize retSize(m_btnWid,m_btnHei);
2258
2259 // Need to call CalculateAreas now if button size is
2260 // is not explicitly specified.
2261 if ( retSize.x <= 0 || retSize.y <= 0)
2262 {
2263 OnResize();
2264
2265 retSize = m_btnSize;
2266 }
2267
2268 return retSize;
2269 }
2270
2271 void wxComboCtrlBase::SetButtonBitmaps( const wxBitmap& bmpNormal,
2272 bool blankButtonBg,
2273 const wxBitmap& bmpPressed,
2274 const wxBitmap& bmpHover,
2275 const wxBitmap& bmpDisabled )
2276 {
2277 m_bmpNormal = bmpNormal;
2278 m_blankButtonBg = blankButtonBg;
2279
2280 if ( bmpPressed.Ok() )
2281 m_bmpPressed = bmpPressed;
2282 else
2283 m_bmpPressed = bmpNormal;
2284
2285 if ( bmpHover.Ok() )
2286 m_bmpHover = bmpHover;
2287 else
2288 m_bmpHover = bmpNormal;
2289
2290 if ( bmpDisabled.Ok() )
2291 m_bmpDisabled = bmpDisabled;
2292 else
2293 m_bmpDisabled = bmpNormal;
2294
2295 RecalcAndRefresh();
2296 }
2297
2298 void wxComboCtrlBase::SetCustomPaintWidth( int width )
2299 {
2300 if ( m_text )
2301 {
2302 // move textctrl accordingly
2303 wxRect r = m_text->GetRect();
2304 int inc = width - m_widthCustomPaint;
2305 r.x += inc;
2306 r.width -= inc;
2307 m_text->SetSize( r );
2308 }
2309
2310 m_widthCustomPaint = width;
2311
2312 RecalcAndRefresh();
2313 }
2314
2315 bool wxComboCtrlBase::DoSetMargins(const wxPoint& margins)
2316 {
2317 // For general sanity's sake, we ignore top margin. Instead
2318 // we will always try to center the text vertically.
2319 bool res = true;
2320
2321 if ( margins.x != -1 )
2322 {
2323 m_marginLeft = margins.x;
2324 m_iFlags |= wxCC_IFLAG_LEFT_MARGIN_SET;
2325 }
2326 else
2327 {
2328 m_marginLeft = GetNativeTextIndent();
2329 m_iFlags &= ~(wxCC_IFLAG_LEFT_MARGIN_SET);
2330 }
2331
2332 if ( margins.y != -1 )
2333 {
2334 res = false;
2335 }
2336
2337 RecalcAndRefresh();
2338
2339 return res;
2340 }
2341
2342 wxPoint wxComboCtrlBase::DoGetMargins() const
2343 {
2344 return wxPoint(m_marginLeft, -1);
2345 }
2346
2347 #if WXWIN_COMPATIBILITY_2_8
2348 void wxComboCtrlBase::SetTextIndent( int indent )
2349 {
2350 if ( indent < 0 )
2351 {
2352 m_marginLeft = GetNativeTextIndent();
2353 m_iFlags &= ~(wxCC_IFLAG_LEFT_MARGIN_SET);
2354 }
2355 else
2356 {
2357 m_marginLeft = indent;
2358 m_iFlags |= wxCC_IFLAG_LEFT_MARGIN_SET;
2359 }
2360
2361 RecalcAndRefresh();
2362 }
2363
2364 wxCoord wxComboCtrlBase::GetTextIndent() const
2365 {
2366 return m_marginLeft;
2367 }
2368 #endif
2369
2370 wxCoord wxComboCtrlBase::GetNativeTextIndent() const
2371 {
2372 return DEFAULT_TEXT_INDENT;
2373 }
2374
2375 // ----------------------------------------------------------------------------
2376 // methods forwarded to wxTextCtrl
2377 // ----------------------------------------------------------------------------
2378
2379 wxString wxComboCtrlBase::GetValue() const
2380 {
2381 if ( m_text )
2382 return m_text->GetValue();
2383 return m_valueString;
2384 }
2385
2386 void wxComboCtrlBase::SetValueWithEvent(const wxString& value, bool withEvent)
2387 {
2388 if ( m_text )
2389 {
2390 if ( !withEvent )
2391 m_ignoreEvtText++;
2392
2393 m_text->SetValue(value);
2394
2395 if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
2396 m_text->SelectAll();
2397 }
2398
2399 // Since wxComboPopup may want to paint the combo as well, we need
2400 // to set the string value here (as well as sometimes in ShowPopup).
2401 if ( m_valueString != value )
2402 {
2403 m_valueString = value;
2404
2405 EnsurePopupControl();
2406
2407 if (m_popupInterface)
2408 m_popupInterface->SetStringValue(value);
2409 }
2410
2411 Refresh();
2412 }
2413
2414 void wxComboCtrlBase::SetValue(const wxString& value)
2415 {
2416 SetValueWithEvent(value, false);
2417 }
2418
2419 // In this SetValue variant wxComboPopup::SetStringValue is not called
2420 void wxComboCtrlBase::SetText(const wxString& value)
2421 {
2422 // Unlike in SetValue(), this must be called here or
2423 // the behaviour will no be consistent in readonlys.
2424 EnsurePopupControl();
2425
2426 m_valueString = value;
2427
2428 if ( m_text )
2429 {
2430 m_ignoreEvtText++;
2431 m_text->SetValue( value );
2432 }
2433
2434 Refresh();
2435 }
2436
2437 void wxComboCtrlBase::Copy()
2438 {
2439 if ( m_text )
2440 m_text->Copy();
2441 }
2442
2443 void wxComboCtrlBase::Cut()
2444 {
2445 if ( m_text )
2446 m_text->Cut();
2447 }
2448
2449 void wxComboCtrlBase::Paste()
2450 {
2451 if ( m_text )
2452 m_text->Paste();
2453 }
2454
2455 void wxComboCtrlBase::SetInsertionPoint(long pos)
2456 {
2457 if ( m_text )
2458 m_text->SetInsertionPoint(pos);
2459 }
2460
2461 void wxComboCtrlBase::SetInsertionPointEnd()
2462 {
2463 if ( m_text )
2464 m_text->SetInsertionPointEnd();
2465 }
2466
2467 long wxComboCtrlBase::GetInsertionPoint() const
2468 {
2469 if ( m_text )
2470 return m_text->GetInsertionPoint();
2471
2472 return 0;
2473 }
2474
2475 long wxComboCtrlBase::GetLastPosition() const
2476 {
2477 if ( m_text )
2478 return m_text->GetLastPosition();
2479
2480 return 0;
2481 }
2482
2483 void wxComboCtrlBase::Replace(long from, long to, const wxString& value)
2484 {
2485 if ( m_text )
2486 m_text->Replace(from, to, value);
2487 }
2488
2489 void wxComboCtrlBase::Remove(long from, long to)
2490 {
2491 if ( m_text )
2492 m_text->Remove(from, to);
2493 }
2494
2495 void wxComboCtrlBase::SetSelection(long from, long to)
2496 {
2497 if ( m_text )
2498 m_text->SetSelection(from, to);
2499 }
2500
2501 void wxComboCtrlBase::Undo()
2502 {
2503 if ( m_text )
2504 m_text->Undo();
2505 }
2506
2507 #endif // wxUSE_COMBOCTRL