Some wxComboCtrlBase member functions were enclosed within incorrect compatibility...
[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 SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
917 #endif
918 }
919
920 wxComboCtrlBase::~wxComboCtrlBase()
921 {
922 if ( HasCapture() )
923 ReleaseMouse();
924
925 #if INSTALL_TOPLEV_HANDLER
926 delete ((wxComboFrameEventHandler*)m_toplevEvtHandler);
927 m_toplevEvtHandler = NULL;
928 #endif
929
930 DestroyPopup();
931
932 if ( m_text )
933 m_text->RemoveEventHandler(m_textEvtHandler);
934
935 delete m_textEvtHandler;
936 }
937
938
939 // ----------------------------------------------------------------------------
940 // geometry stuff
941 // ----------------------------------------------------------------------------
942
943 // Recalculates button and textctrl areas
944 void wxComboCtrlBase::CalculateAreas( int btnWidth )
945 {
946 wxSize sz = GetClientSize();
947 int customBorder = m_widthCustomBorder;
948 int btnBorder; // border for button only
949
950 // check if button should really be outside the border: we'll do it it if
951 // its platform default or bitmap+pushbutton background is used, but not if
952 // there is vertical size adjustment or horizontal spacing.
953 if ( ( (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) ||
954 (m_bmpNormal.Ok() && m_blankButtonBg) ) &&
955 m_btnSpacingX == 0 &&
956 m_btnHei <= 0 )
957 {
958 m_iFlags |= wxCC_IFLAG_BUTTON_OUTSIDE;
959 btnBorder = 0;
960 }
961 else if ( (m_iFlags & wxCC_BUTTON_COVERS_BORDER) &&
962 m_btnSpacingX == 0 && !m_bmpNormal.Ok() )
963 {
964 m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
965 btnBorder = 0;
966 }
967 else
968 {
969 m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
970 btnBorder = customBorder;
971 }
972
973 // Defaul indentation
974 if ( m_marginLeft < 0 )
975 m_marginLeft = GetNativeTextIndent();
976
977 int butWidth = btnWidth;
978
979 if ( butWidth <= 0 )
980 butWidth = m_btnWidDefault;
981 else
982 m_btnWidDefault = butWidth;
983
984 if ( butWidth <= 0 )
985 return;
986
987 int butHeight = sz.y - btnBorder*2;
988
989 // Adjust button width
990 if ( m_btnWid > 0 )
991 butWidth = m_btnWid;
992 else
993 {
994 // Adjust button width to match aspect ratio
995 // (but only if control is smaller than best size).
996 int bestHeight = GetBestSize().y;
997 int height = GetSize().y;
998
999 if ( height < bestHeight )
1000 {
1001 // Make very small buttons square, as it makes
1002 // them accommodate arrow image better and still
1003 // looks decent.
1004 if ( height > 18 )
1005 butWidth = (height*butWidth)/bestHeight;
1006 else
1007 butWidth = butHeight;
1008 }
1009 }
1010
1011 // Adjust button height
1012 if ( m_btnHei > 0 )
1013 butHeight = m_btnHei;
1014
1015 // Use size of normal bitmap if...
1016 // It is larger
1017 // OR
1018 // button width is set to default and blank button bg is not drawn
1019 if ( m_bmpNormal.Ok() )
1020 {
1021 int bmpReqWidth = m_bmpNormal.GetWidth();
1022 int bmpReqHeight = m_bmpNormal.GetHeight();
1023
1024 // If drawing blank button background, we need to add some margin.
1025 if ( m_blankButtonBg )
1026 {
1027 bmpReqWidth += BMP_BUTTON_MARGIN*2;
1028 bmpReqHeight += BMP_BUTTON_MARGIN*2;
1029 }
1030
1031 if ( butWidth < bmpReqWidth || ( m_btnWid == 0 && !m_blankButtonBg ) )
1032 butWidth = bmpReqWidth;
1033 if ( butHeight < bmpReqHeight || ( m_btnHei == 0 && !m_blankButtonBg ) )
1034 butHeight = bmpReqHeight;
1035
1036 // Need to fix height?
1037 if ( (sz.y-(customBorder*2)) < butHeight && btnWidth == 0 )
1038 {
1039 int newY = butHeight+(customBorder*2);
1040 SetClientSize(wxDefaultCoord,newY);
1041 if ( m_bmpNormal.Ok() || m_btnArea.width != butWidth || m_btnArea.height != butHeight )
1042 m_iFlags |= wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
1043 else
1044 m_iFlags &= ~wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
1045
1046 sz.y = newY;
1047 }
1048 }
1049
1050 int butAreaWid = butWidth + (m_btnSpacingX*2);
1051
1052 m_btnSize.x = butWidth;
1053 m_btnSize.y = butHeight;
1054
1055 m_btnArea.x = ( m_btnSide==wxRIGHT ? sz.x - butAreaWid - btnBorder : btnBorder );
1056 m_btnArea.y = btnBorder + FOCUS_RING;
1057 m_btnArea.width = butAreaWid;
1058 m_btnArea.height = sz.y - ((btnBorder+FOCUS_RING)*2);
1059
1060 m_tcArea.x = ( m_btnSide==wxRIGHT ? 0 : butAreaWid ) + customBorder + FOCUS_RING;
1061 m_tcArea.y = customBorder + FOCUS_RING;
1062 m_tcArea.width = sz.x - butAreaWid - (customBorder*2) - (FOCUS_RING*2);
1063 m_tcArea.height = sz.y - ((customBorder+FOCUS_RING)*2);
1064
1065 /*
1066 if ( m_text )
1067 {
1068 ::wxMessageBox(wxString::Format(wxT("ButtonArea (%i,%i,%i,%i)\n"),m_btnArea.x,m_btnArea.y,m_btnArea.width,m_btnArea.height) +
1069 wxString::Format(wxT("TextCtrlArea (%i,%i,%i,%i)"),m_tcArea.x,m_tcArea.y,m_tcArea.width,m_tcArea.height));
1070 }
1071 */
1072 }
1073
1074 void wxComboCtrlBase::PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust )
1075 {
1076 if ( !m_text )
1077 return;
1078
1079 wxSize sz = GetClientSize();
1080
1081 int customBorder = m_widthCustomBorder;
1082 if ( (m_text->GetWindowStyleFlag() & wxBORDER_MASK) == wxNO_BORDER )
1083 {
1084 int x;
1085
1086 if ( !m_widthCustomPaint )
1087 {
1088 // No special custom paint area - we can use 0 left margin
1089 // with wxTextCtrl.
1090 if ( m_text->SetMargins(0) )
1091 textCtrlXAdjust = 0;
1092 x = m_tcArea.x + m_marginLeft + textCtrlXAdjust;
1093 }
1094 else
1095 {
1096 // There is special custom paint area - it is better to
1097 // use some margin with the wxTextCtrl.
1098 m_text->SetMargins(m_marginLeft);
1099 x = m_tcArea.x + m_widthCustomPaint +
1100 m_marginLeft + textCtrlXAdjust;
1101 }
1102
1103 // Centre textctrl vertically, if needed
1104 #if !TEXTCTRL_TEXT_CENTERED
1105 int tcSizeY = m_text->GetBestSize().y;
1106 int diff0 = sz.y - tcSizeY;
1107 int y = textCtrlYAdjust + (diff0/2);
1108 #else
1109 wxUnusedVar(textCtrlYAdjust);
1110 int y = 0;
1111 #endif
1112
1113 if ( y < customBorder )
1114 y = customBorder;
1115
1116 m_text->SetSize(x,
1117 y,
1118 m_tcArea.width - m_tcArea.x - x,
1119 -1 );
1120
1121 // Make sure textctrl doesn't exceed the bottom custom border
1122 wxSize tsz = m_text->GetSize();
1123 int diff1 = (y + tsz.y) - (sz.y - customBorder);
1124 if ( diff1 >= 0 )
1125 {
1126 tsz.y = tsz.y - diff1 - 1;
1127 m_text->SetSize(tsz);
1128 }
1129 }
1130 else
1131 {
1132 // If it has border, have textctrl fill the entire text field.
1133 m_text->SetSize( m_tcArea.x + m_widthCustomPaint,
1134 m_tcArea.y,
1135 m_tcArea.width - m_widthCustomPaint,
1136 m_tcArea.height );
1137 }
1138 }
1139
1140 wxSize wxComboCtrlBase::DoGetBestSize() const
1141 {
1142 wxSize sizeText(150,0);
1143
1144 if ( m_text )
1145 sizeText = m_text->GetBestSize();
1146
1147 // TODO: Better method to calculate close-to-native control height.
1148
1149 int fhei;
1150 if ( m_font.Ok() )
1151 fhei = (m_font.GetPointSize()*2) + 5;
1152 else if ( wxNORMAL_FONT->Ok() )
1153 fhei = (wxNORMAL_FONT->GetPointSize()*2) + 5;
1154 else
1155 fhei = sizeText.y + 4;
1156
1157 // Need to force height to accomodate bitmap?
1158 int btnSizeY = m_btnSize.y;
1159 if ( m_bmpNormal.Ok() && fhei < btnSizeY )
1160 fhei = btnSizeY;
1161
1162 // Control height doesn't depend on border
1163 /*
1164 // Add border
1165 int border = m_windowStyle & wxBORDER_MASK;
1166 if ( border == wxSIMPLE_BORDER )
1167 fhei += 2;
1168 else if ( border == wxNO_BORDER )
1169 fhei += (m_widthCustomBorder*2);
1170 else
1171 // Sunken etc.
1172 fhei += 4;
1173 */
1174
1175 // Final adjustments
1176 #ifdef __WXGTK__
1177 fhei += 1;
1178 #endif
1179
1180 #ifdef __WXMAC__
1181 // these are the numbers from the HIG:
1182 switch ( m_windowVariant )
1183 {
1184 case wxWINDOW_VARIANT_NORMAL:
1185 default :
1186 fhei = 22;
1187 break;
1188 case wxWINDOW_VARIANT_SMALL:
1189 fhei = 19;
1190 break;
1191 case wxWINDOW_VARIANT_MINI:
1192 fhei = 15;
1193 break;
1194 }
1195 #endif
1196
1197 fhei += 2 * FOCUS_RING;
1198 int width = sizeText.x + FOCUS_RING + COMBO_MARGIN + DEFAULT_DROPBUTTON_WIDTH;
1199
1200 wxSize ret(width, fhei);
1201 CacheBestSize(ret);
1202 return ret;
1203 }
1204
1205 void wxComboCtrlBase::OnSizeEvent( wxSizeEvent& event )
1206 {
1207 if ( !IsCreated() )
1208 return;
1209
1210 // defined by actual wxComboCtrls
1211 OnResize();
1212
1213 event.Skip();
1214 }
1215
1216 // ----------------------------------------------------------------------------
1217 // standard operations
1218 // ----------------------------------------------------------------------------
1219
1220 bool wxComboCtrlBase::Enable(bool enable)
1221 {
1222 if ( !wxControl::Enable(enable) )
1223 return false;
1224
1225 if ( m_btn )
1226 m_btn->Enable(enable);
1227 if ( m_text )
1228 m_text->Enable(enable);
1229
1230 Refresh();
1231
1232 return true;
1233 }
1234
1235 bool wxComboCtrlBase::Show(bool show)
1236 {
1237 if ( !wxControl::Show(show) )
1238 return false;
1239
1240 if (m_btn)
1241 m_btn->Show(show);
1242
1243 if (m_text)
1244 m_text->Show(show);
1245
1246 return true;
1247 }
1248
1249 bool wxComboCtrlBase::SetFont ( const wxFont& font )
1250 {
1251 if ( !wxControl::SetFont(font) )
1252 return false;
1253
1254 if ( m_text )
1255 {
1256 // Without hiding the wxTextCtrl there would be some
1257 // visible 'flicker' (at least on Windows XP).
1258 m_text->Hide();
1259 m_text->SetFont(font);
1260 OnResize();
1261 m_text->Show();
1262 }
1263
1264 return true;
1265 }
1266
1267 #if wxUSE_TOOLTIPS
1268 void wxComboCtrlBase::DoSetToolTip(wxToolTip *tooltip)
1269 {
1270 wxControl::DoSetToolTip(tooltip);
1271
1272 // Set tool tip for button and text box
1273 if ( tooltip )
1274 {
1275 const wxString &tip = tooltip->GetTip();
1276 if ( m_text ) m_text->SetToolTip(tip);
1277 if ( m_btn ) m_btn->SetToolTip(tip);
1278 }
1279 else
1280 {
1281 if ( m_text ) m_text->SetToolTip( NULL );
1282 if ( m_btn ) m_btn->SetToolTip( NULL );
1283 }
1284 }
1285 #endif // wxUSE_TOOLTIPS
1286
1287 #if wxUSE_VALIDATORS
1288 void wxComboCtrlBase::SetValidator(const wxValidator& validator)
1289 {
1290 wxTextCtrl* textCtrl = GetTextCtrl();
1291
1292 if ( textCtrl )
1293 textCtrl->SetValidator( validator );
1294 else
1295 wxControl::SetValidator( validator );
1296 }
1297
1298 wxValidator* wxComboCtrlBase::GetValidator()
1299 {
1300 wxTextCtrl* textCtrl = GetTextCtrl();
1301
1302 return textCtrl ? textCtrl->GetValidator() : wxControl::GetValidator();
1303 }
1304 #endif // wxUSE_VALIDATORS
1305
1306 // ----------------------------------------------------------------------------
1307 // painting
1308 // ----------------------------------------------------------------------------
1309
1310 #if (!defined(__WXMSW__)) || defined(__WXUNIVERSAL__)
1311 // prepare combo box background on area in a way typical on platform
1312 void wxComboCtrlBase::PrepareBackground( wxDC& dc, const wxRect& rect, int flags ) const
1313 {
1314 wxSize sz = GetClientSize();
1315 bool isEnabled;
1316 bool doDrawFocusRect; // also selected
1317
1318 // For smaller size control (and for disabled background) use less spacing
1319 int focusSpacingX;
1320 int focusSpacingY;
1321
1322 if ( !(flags & wxCONTROL_ISSUBMENU) )
1323 {
1324 // Drawing control
1325 isEnabled = IsEnabled();
1326 doDrawFocusRect = ShouldDrawFocus() && !(m_iFlags & wxCC_FULL_BUTTON);
1327
1328 // Windows-style: for smaller size control (and for disabled background) use less spacing
1329 focusSpacingX = isEnabled ? 2 : 1;
1330 focusSpacingY = sz.y > (GetCharHeight()+2) && isEnabled ? 2 : 1;
1331 }
1332 else
1333 {
1334 // Drawing a list item
1335 isEnabled = true; // they are never disabled
1336 doDrawFocusRect = (flags & wxCONTROL_SELECTED) != 0;
1337
1338 focusSpacingX = 0;
1339 focusSpacingY = 0;
1340 }
1341
1342 // Set the background sub-rectangle for selection, disabled etc
1343 wxRect selRect(rect);
1344 selRect.y += focusSpacingY;
1345 selRect.height -= (focusSpacingY*2);
1346
1347 int wcp = 0;
1348
1349 if ( !(flags & wxCONTROL_ISSUBMENU) )
1350 wcp += m_widthCustomPaint;
1351
1352 selRect.x += wcp + focusSpacingX;
1353 selRect.width -= wcp + (focusSpacingX*2);
1354
1355 wxColour bgCol;
1356 bool doDrawSelRect = true;
1357
1358 if ( isEnabled )
1359 {
1360 // If popup is hidden and this control is focused,
1361 // then draw the focus-indicator (selbgcolor background etc.).
1362 if ( doDrawFocusRect )
1363 {
1364 dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) );
1365 bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
1366 }
1367 else
1368 {
1369 dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) );
1370 #ifndef __WXMAC__ // see note in OnThemeChange
1371 doDrawSelRect = false;
1372 bgCol = GetBackgroundColour();
1373 #else
1374 bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1375 #endif
1376 }
1377 }
1378 else
1379 {
1380 dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT) );
1381 #ifndef __WXMAC__ // see note in OnThemeChange
1382 bgCol = GetBackgroundColour();
1383 #else
1384 bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1385 #endif
1386 }
1387
1388 dc.SetBrush( bgCol );
1389 if ( doDrawSelRect )
1390 {
1391 dc.SetPen( bgCol );
1392 dc.DrawRectangle( selRect );
1393 }
1394
1395 // Don't clip exactly to the selection rectangle so we can draw
1396 // to the non-selected area in front of it.
1397 wxRect clipRect(rect.x,rect.y,
1398 (selRect.x+selRect.width)-rect.x,rect.height);
1399 dc.SetClippingRegion(clipRect);
1400 }
1401 #else
1402 // Save the library size a bit for platforms that re-implement this.
1403 void wxComboCtrlBase::PrepareBackground( wxDC&, const wxRect&, int ) const
1404 {
1405 }
1406 #endif
1407
1408 void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, int flags )
1409 {
1410 int drawState = m_btnState;
1411
1412 if ( (m_iFlags & wxCC_BUTTON_STAYS_DOWN) &&
1413 GetPopupWindowState() >= Animating )
1414 drawState |= wxCONTROL_PRESSED;
1415
1416 wxRect drawRect(rect.x+m_btnSpacingX,
1417 rect.y+((rect.height-m_btnSize.y)/2),
1418 m_btnSize.x,
1419 m_btnSize.y);
1420
1421 // Make sure area is not larger than the control
1422 if ( drawRect.y < rect.y )
1423 drawRect.y = rect.y;
1424 if ( drawRect.height > rect.height )
1425 drawRect.height = rect.height;
1426
1427 bool enabled = IsEnabled();
1428
1429 if ( !enabled )
1430 drawState |= wxCONTROL_DISABLED;
1431
1432 if ( !m_bmpNormal.Ok() )
1433 {
1434 if ( flags & Button_BitmapOnly )
1435 return;
1436
1437 // Need to clear button background even if m_btn is present
1438 if ( flags & Button_PaintBackground )
1439 {
1440 wxColour bgCol;
1441
1442 if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
1443 bgCol = GetParent()->GetBackgroundColour();
1444 else
1445 bgCol = GetBackgroundColour();
1446
1447 dc.SetBrush(bgCol);
1448 dc.SetPen(bgCol);
1449 dc.DrawRectangle(rect);
1450 }
1451
1452 // Draw standard button
1453 wxRendererNative::Get().DrawComboBoxDropButton(this,
1454 dc,
1455 drawRect,
1456 drawState);
1457 }
1458 else
1459 {
1460 // Draw bitmap
1461
1462 wxBitmap* pBmp;
1463
1464 if ( !enabled )
1465 pBmp = &m_bmpDisabled;
1466 else if ( m_btnState & wxCONTROL_PRESSED )
1467 pBmp = &m_bmpPressed;
1468 else if ( m_btnState & wxCONTROL_CURRENT )
1469 pBmp = &m_bmpHover;
1470 else
1471 pBmp = &m_bmpNormal;
1472
1473 if ( m_blankButtonBg )
1474 {
1475 // If using blank button background, we need to clear its background
1476 // with button face colour instead of colour for rest of the control.
1477 if ( flags & Button_PaintBackground )
1478 {
1479 wxColour bgCol = GetParent()->GetBackgroundColour(); //wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
1480 //wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1481 dc.SetPen(bgCol);
1482 dc.SetBrush(bgCol);
1483 dc.DrawRectangle(rect);
1484 }
1485
1486 if ( !(flags & Button_BitmapOnly) )
1487 {
1488 wxRendererNative::Get().DrawPushButton(this,
1489 dc,
1490 drawRect,
1491 drawState);
1492 }
1493 }
1494 else
1495
1496 {
1497 // Need to clear button background even if m_btn is present
1498 // (assume non-button background was cleared just before this call so brushes are good)
1499 if ( flags & Button_PaintBackground )
1500 dc.DrawRectangle(rect);
1501 }
1502
1503 // Draw bitmap centered in drawRect
1504 dc.DrawBitmap(*pBmp,
1505 drawRect.x + (drawRect.width-pBmp->GetWidth())/2,
1506 drawRect.y + (drawRect.height-pBmp->GetHeight())/2,
1507 true);
1508 }
1509 }
1510
1511 void wxComboCtrlBase::RecalcAndRefresh()
1512 {
1513 if ( IsCreated() )
1514 {
1515 wxSizeEvent evt(GetSize(),GetId());
1516 GetEventHandler()->ProcessEvent(evt);
1517 Refresh();
1518 }
1519 }
1520
1521 // ----------------------------------------------------------------------------
1522 // miscellaneous event handlers
1523 // ----------------------------------------------------------------------------
1524
1525 void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event)
1526 {
1527 if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED )
1528 {
1529 if ( m_ignoreEvtText > 0 )
1530 {
1531 m_ignoreEvtText--;
1532 return;
1533 }
1534 }
1535
1536 // Change event id, object and string before relaying it forward
1537 event.SetId(GetId());
1538 wxString s = event.GetString();
1539 event.SetEventObject(this);
1540 event.SetString(s);
1541 event.Skip();
1542 }
1543
1544 // call if cursor is on button area or mouse is captured for the button
1545 bool wxComboCtrlBase::HandleButtonMouseEvent( wxMouseEvent& event,
1546 int flags )
1547 {
1548 int type = event.GetEventType();
1549
1550 if ( type == wxEVT_MOTION )
1551 {
1552 if ( (flags & wxCC_MF_ON_BUTTON) &&
1553 IsPopupWindowState(Hidden) )
1554 {
1555 if ( !(m_btnState & wxCONTROL_CURRENT) )
1556 {
1557 // Mouse hover begins
1558 m_btnState |= wxCONTROL_CURRENT;
1559 if ( HasCapture() ) // Retain pressed state.
1560 m_btnState |= wxCONTROL_PRESSED;
1561 Refresh();
1562 }
1563 }
1564 else if ( (m_btnState & wxCONTROL_CURRENT) )
1565 {
1566 // Mouse hover ends
1567 m_btnState &= ~(wxCONTROL_CURRENT|wxCONTROL_PRESSED);
1568 Refresh();
1569 }
1570 }
1571 else if ( type == wxEVT_LEFT_DOWN || type == wxEVT_LEFT_DCLICK )
1572 {
1573 if ( flags & (wxCC_MF_ON_CLICK_AREA|wxCC_MF_ON_BUTTON) )
1574 {
1575 m_btnState |= wxCONTROL_PRESSED;
1576 Refresh();
1577
1578 if ( !(m_iFlags & wxCC_POPUP_ON_MOUSE_UP) )
1579 OnButtonClick();
1580 else
1581 // If showing popup now, do not capture mouse or there will be interference
1582 CaptureMouse();
1583 }
1584 }
1585 else if ( type == wxEVT_LEFT_UP )
1586 {
1587
1588 // Only accept event if mouse was left-press was previously accepted
1589 if ( HasCapture() )
1590 ReleaseMouse();
1591
1592 if ( m_btnState & wxCONTROL_PRESSED )
1593 {
1594 // If mouse was inside, fire the click event.
1595 if ( m_iFlags & wxCC_POPUP_ON_MOUSE_UP )
1596 {
1597 if ( flags & (wxCC_MF_ON_CLICK_AREA|wxCC_MF_ON_BUTTON) )
1598 OnButtonClick();
1599 }
1600
1601 m_btnState &= ~(wxCONTROL_PRESSED);
1602 Refresh();
1603 }
1604 }
1605 else if ( type == wxEVT_LEAVE_WINDOW )
1606 {
1607 if ( m_btnState & (wxCONTROL_CURRENT|wxCONTROL_PRESSED) )
1608 {
1609 m_btnState &= ~(wxCONTROL_CURRENT);
1610
1611 // Mouse hover ends
1612 if ( IsPopupWindowState(Hidden) )
1613 {
1614 m_btnState &= ~(wxCONTROL_PRESSED);
1615 Refresh();
1616 }
1617 }
1618 }
1619 else
1620 return false;
1621
1622 // Never have 'hot' state when popup is being shown
1623 // (this is mostly needed because of the animation).
1624 if ( !IsPopupWindowState(Hidden) )
1625 m_btnState &= ~wxCONTROL_CURRENT;
1626
1627 return true;
1628 }
1629
1630 // returns true if event was consumed or filtered
1631 bool wxComboCtrlBase::PreprocessMouseEvent( wxMouseEvent& event,
1632 int WXUNUSED(flags) )
1633 {
1634 wxLongLong t = ::wxGetLocalTimeMillis();
1635 int evtType = event.GetEventType();
1636
1637 #if USES_WXPOPUPWINDOW || USES_GENERICTLW
1638 if ( m_popupWinType != POPUPWIN_WXPOPUPTRANSIENTWINDOW )
1639 {
1640 if ( IsPopupWindowState(Visible) &&
1641 ( evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_RIGHT_DOWN ) )
1642 {
1643 HidePopup(true);
1644 return true;
1645 }
1646 }
1647 #endif
1648
1649 // Filter out clicks on button immediately after popup dismiss
1650 if ( evtType == wxEVT_LEFT_DOWN && t < m_timeCanAcceptClick )
1651 {
1652 event.SetEventType(0);
1653 return true;
1654 }
1655
1656 return false;
1657 }
1658
1659 void wxComboCtrlBase::HandleNormalMouseEvent( wxMouseEvent& event )
1660 {
1661 int evtType = event.GetEventType();
1662
1663 if ( (evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_LEFT_DCLICK) &&
1664 (m_windowStyle & wxCB_READONLY) )
1665 {
1666 if ( GetPopupWindowState() >= Animating )
1667 {
1668 #if USES_WXPOPUPWINDOW
1669 // Click here always hides the popup.
1670 if ( m_popupWinType == POPUPWIN_WXPOPUPWINDOW )
1671 HidePopup(true);
1672 #endif
1673 }
1674 else
1675 {
1676 if ( !(m_windowStyle & wxCC_SPECIAL_DCLICK) )
1677 {
1678 // In read-only mode, clicking the text is the
1679 // same as clicking the button.
1680 OnButtonClick();
1681 }
1682 else if ( /*evtType == wxEVT_LEFT_UP || */evtType == wxEVT_LEFT_DCLICK )
1683 {
1684 //if ( m_popupInterface->CycleValue() )
1685 // Refresh();
1686 if ( m_popupInterface )
1687 m_popupInterface->OnComboDoubleClick();
1688 }
1689 }
1690 }
1691 else
1692 if ( IsPopupShown() )
1693 {
1694 // relay (some) mouse events to the popup
1695 if ( evtType == wxEVT_MOUSEWHEEL )
1696 m_popup->GetEventHandler()->AddPendingEvent(event);
1697 }
1698 else if ( evtType )
1699 event.Skip();
1700 }
1701
1702 void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event)
1703 {
1704 if ( IsPopupShown() )
1705 {
1706 // pass it to the popped up control
1707 GetPopupControl()->GetControl()->GetEventHandler()->AddPendingEvent(event);
1708 }
1709 else // no popup
1710 {
1711 if ( GetParent()->HasFlag(wxTAB_TRAVERSAL) &&
1712 HandleAsNavigationKey(event) )
1713 return;
1714
1715 if ( IsKeyPopupToggle(event) )
1716 {
1717 OnButtonClick();
1718 return;
1719 }
1720
1721 int comboStyle = GetWindowStyle();
1722 wxComboPopup* popupInterface = GetPopupControl();
1723
1724 if ( !popupInterface )
1725 {
1726 event.Skip();
1727 return;
1728 }
1729
1730 int keycode = event.GetKeyCode();
1731
1732 if ( (comboStyle & wxCB_READONLY) ||
1733 (keycode != WXK_RIGHT && keycode != WXK_LEFT) )
1734 {
1735 popupInterface->OnComboKeyEvent(event);
1736 }
1737 else
1738 event.Skip();
1739 }
1740 }
1741
1742 void wxComboCtrlBase::OnFocusEvent( wxFocusEvent& event )
1743 {
1744 if ( event.GetEventType() == wxEVT_SET_FOCUS )
1745 {
1746 wxWindow* tc = GetTextCtrl();
1747 if ( tc && tc != DoFindFocus() )
1748 {
1749 tc->SetFocus();
1750 }
1751 }
1752
1753 Refresh();
1754 }
1755
1756 void wxComboCtrlBase::OnIdleEvent( wxIdleEvent& WXUNUSED(event) )
1757 {
1758 if ( m_resetFocus )
1759 {
1760 m_resetFocus = false;
1761 wxWindow* tc = GetTextCtrl();
1762 if ( tc )
1763 tc->SetFocus();
1764 }
1765 }
1766
1767 void wxComboCtrlBase::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
1768 {
1769 OnThemeChange();
1770 // left margin may also have changed
1771 if ( !(m_iFlags & wxCC_IFLAG_LEFT_MARGIN_SET) )
1772 m_marginLeft = GetNativeTextIndent();
1773 RecalcAndRefresh();
1774 }
1775
1776 // ----------------------------------------------------------------------------
1777 // popup handling
1778 // ----------------------------------------------------------------------------
1779
1780 // Create popup window and the child control
1781 void wxComboCtrlBase::CreatePopup()
1782 {
1783 wxComboPopup* popupInterface = m_popupInterface;
1784 wxWindow* popup;
1785
1786 if ( !m_winPopup )
1787 {
1788 #ifdef wxComboPopupWindowBase2
1789 if ( m_iFlags & wxCC_IFLAG_USE_ALT_POPUP )
1790 {
1791 #if !USES_GENERICTLW
1792 m_winPopup = new wxComboPopupWindowBase2( this, wxNO_BORDER );
1793 #else
1794 int tlwFlags = wxNO_BORDER;
1795 #ifdef wxCC_GENERIC_TLW_IS_FRAME
1796 tlwFlags |= wxFRAME_NO_TASKBAR;
1797 #endif
1798
1799 #ifdef wxCC_GENERIC_TLW_IS_NONOWNEDWINDOW
1800 m_winPopup = new wxComboPopupWindowBase2( this, wxID_ANY,
1801 wxPoint(-21,-21), wxSize(20, 20),
1802 tlwFlags );
1803 #else
1804 m_winPopup = new wxComboPopupWindowBase2( this, wxID_ANY, wxEmptyString,
1805 wxPoint(-21,-21), wxSize(20, 20),
1806 tlwFlags );
1807 #endif
1808 #endif
1809 m_popupWinType = SECONDARY_POPUP_TYPE;
1810 }
1811 else
1812 #endif // wxComboPopupWindowBase2
1813 {
1814 m_winPopup = new wxComboPopupWindow( this, wxNO_BORDER );
1815 m_popupWinType = PRIMARY_POPUP_TYPE;
1816 }
1817 m_popupWinEvtHandler = new wxComboPopupWindowEvtHandler(this);
1818 m_winPopup->PushEventHandler(m_popupWinEvtHandler);
1819 }
1820
1821 popupInterface->Create(m_winPopup);
1822 m_popup = popup = popupInterface->GetControl();
1823
1824 m_popupExtraHandler = new wxComboPopupExtraEventHandler(this);
1825 popup->PushEventHandler( m_popupExtraHandler );
1826
1827 // This may be helpful on some platforms
1828 // (eg. it bypasses a wxGTK popupwindow bug where
1829 // window is not initially hidden when it should be)
1830 m_winPopup->Hide();
1831
1832 popupInterface->m_iFlags |= wxCP_IFLAG_CREATED;
1833 }
1834
1835 // Destroy popup window and the child control
1836 void wxComboCtrlBase::DestroyPopup()
1837 {
1838 HidePopup(true);
1839
1840 if ( m_popup )
1841 m_popup->RemoveEventHandler(m_popupExtraHandler);
1842
1843 delete m_popupExtraHandler;
1844
1845 delete m_popupInterface;
1846
1847 if ( m_winPopup )
1848 {
1849 m_winPopup->RemoveEventHandler(m_popupWinEvtHandler);
1850 delete m_popupWinEvtHandler;
1851 m_popupWinEvtHandler = NULL;
1852 m_winPopup->Destroy();
1853 }
1854
1855 m_popupExtraHandler = NULL;
1856 m_popupInterface = NULL;
1857 m_winPopup = NULL;
1858 m_popup = NULL;
1859 }
1860
1861 void wxComboCtrlBase::DoSetPopupControl(wxComboPopup* iface)
1862 {
1863 wxCHECK_RET( iface, wxT("no popup interface set for wxComboCtrl") );
1864
1865 DestroyPopup();
1866
1867 iface->InitBase(this);
1868 iface->Init();
1869
1870 m_popupInterface = iface;
1871
1872 if ( !iface->LazyCreate() )
1873 {
1874 CreatePopup();
1875 }
1876 else
1877 {
1878 m_popup = NULL;
1879 }
1880
1881 // This must be done after creation
1882 if ( m_valueString.length() )
1883 {
1884 iface->SetStringValue(m_valueString);
1885 //Refresh();
1886 }
1887 }
1888
1889 // Ensures there is atleast the default popup
1890 void wxComboCtrlBase::EnsurePopupControl()
1891 {
1892 if ( !m_popupInterface )
1893 SetPopupControl(NULL);
1894 }
1895
1896 void wxComboCtrlBase::OnButtonClick()
1897 {
1898 // Derived classes can override this method for totally custom
1899 // popup action
1900 if ( !IsPopupWindowState(Visible) )
1901 {
1902 wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_DROPDOWN, GetId());
1903 event.SetEventObject(this);
1904 HandleWindowEvent(event);
1905
1906 ShowPopup();
1907 }
1908 else
1909 {
1910 HidePopup(true);
1911 }
1912 }
1913
1914 void wxComboCtrlBase::ShowPopup()
1915 {
1916 EnsurePopupControl();
1917 wxCHECK_RET( !IsPopupWindowState(Visible), wxT("popup window already shown") );
1918
1919 if ( IsPopupWindowState(Animating) )
1920 return;
1921
1922 SetFocus();
1923
1924 // Space above and below
1925 int screenHeight;
1926 wxPoint scrPos;
1927 int spaceAbove;
1928 int spaceBelow;
1929 int maxHeightPopup;
1930 wxSize ctrlSz = GetSize();
1931
1932 screenHeight = wxSystemSettings::GetMetric( wxSYS_SCREEN_Y );
1933 scrPos = GetParent()->ClientToScreen(GetPosition());
1934
1935 spaceAbove = scrPos.y;
1936 spaceBelow = screenHeight - spaceAbove - ctrlSz.y;
1937
1938 maxHeightPopup = spaceBelow;
1939 if ( spaceAbove > spaceBelow )
1940 maxHeightPopup = spaceAbove;
1941
1942 // Width
1943 int widthPopup = ctrlSz.x + m_extLeft + m_extRight;
1944
1945 if ( widthPopup < m_widthMinPopup )
1946 widthPopup = m_widthMinPopup;
1947
1948 wxWindow* winPopup = m_winPopup;
1949 wxWindow* popup;
1950
1951 // Need to disable tab traversal of parent
1952 //
1953 // NB: This is to fix a bug in wxMSW. In theory it could also be fixed
1954 // by, for instance, adding check to window.cpp:wxWindowMSW::MSWProcessMessage
1955 // that if transient popup is open, then tab traversal is to be ignored.
1956 // However, I think this code would still be needed for cases where
1957 // transient popup doesn't work yet (wxWinCE?).
1958 wxWindow* parent = GetParent();
1959 int parentFlags = parent->GetWindowStyle();
1960 if ( parentFlags & wxTAB_TRAVERSAL )
1961 {
1962 parent->SetWindowStyle( parentFlags & ~(wxTAB_TRAVERSAL) );
1963 m_iFlags |= wxCC_IFLAG_PARENT_TAB_TRAVERSAL;
1964 }
1965
1966 if ( !winPopup )
1967 {
1968 CreatePopup();
1969 winPopup = m_winPopup;
1970 popup = m_popup;
1971 }
1972 else
1973 {
1974 popup = m_popup;
1975 }
1976
1977 winPopup->Enable();
1978
1979 wxASSERT( !m_popup || m_popup == popup ); // Consistency check.
1980
1981 wxSize adjustedSize = m_popupInterface->GetAdjustedSize(widthPopup,
1982 m_heightPopup<=0?DEFAULT_POPUP_HEIGHT:m_heightPopup,
1983 maxHeightPopup);
1984
1985 popup->SetSize(adjustedSize);
1986 popup->Move(0,0);
1987 m_popupInterface->OnPopup();
1988
1989 //
1990 // Reposition and resize popup window
1991 //
1992
1993 wxSize szp = popup->GetSize();
1994
1995 int popupX;
1996 int popupY = scrPos.y + ctrlSz.y;
1997
1998 // Default anchor is wxLEFT
1999 int anchorSide = m_anchorSide;
2000 if ( !anchorSide )
2001 anchorSide = wxLEFT;
2002
2003 int rightX = scrPos.x + ctrlSz.x + m_extRight - szp.x;
2004 int leftX = scrPos.x - m_extLeft;
2005
2006 if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
2007 leftX -= ctrlSz.x;
2008
2009 int screenWidth = wxSystemSettings::GetMetric( wxSYS_SCREEN_X );
2010
2011 // If there is not enough horizontal space, anchor on the other side.
2012 // If there is no space even then, place the popup at x 0.
2013 if ( anchorSide == wxRIGHT )
2014 {
2015 if ( rightX < 0 )
2016 {
2017 if ( (leftX+szp.x) < screenWidth )
2018 anchorSide = wxLEFT;
2019 else
2020 anchorSide = 0;
2021 }
2022 }
2023 else
2024 {
2025 if ( (leftX+szp.x) >= screenWidth )
2026 {
2027 if ( rightX >= 0 )
2028 anchorSide = wxRIGHT;
2029 else
2030 anchorSide = 0;
2031 }
2032 }
2033
2034 // Select x coordinate according to the anchor side
2035 if ( anchorSide == wxRIGHT )
2036 popupX = rightX;
2037 else if ( anchorSide == wxLEFT )
2038 popupX = leftX;
2039 else
2040 popupX = 0;
2041
2042 int showFlags = CanDeferShow;
2043
2044 if ( spaceBelow < szp.y )
2045 {
2046 popupY = scrPos.y - szp.y;
2047 showFlags |= ShowAbove;
2048 }
2049
2050 #if INSTALL_TOPLEV_HANDLER
2051 // Put top level window event handler into place
2052 if ( m_popupWinType == POPUPWIN_WXPOPUPWINDOW )
2053 {
2054 if ( !m_toplevEvtHandler )
2055 m_toplevEvtHandler = new wxComboFrameEventHandler(this);
2056
2057 wxWindow* toplev = ::wxGetTopLevelParent( this );
2058 wxASSERT( toplev );
2059 ((wxComboFrameEventHandler*)m_toplevEvtHandler)->OnPopup();
2060 toplev->PushEventHandler( m_toplevEvtHandler );
2061 }
2062 #endif
2063
2064 // Set string selection (must be this way instead of SetStringSelection)
2065 if ( m_text )
2066 {
2067 if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
2068 m_text->SelectAll();
2069
2070 m_popupInterface->SetStringValue( m_text->GetValue() );
2071 }
2072 else
2073 {
2074 // This is neede since focus/selection indication may change when popup is shown
2075 Refresh();
2076 }
2077
2078 // This must be after SetStringValue
2079 m_popupWinState = Animating;
2080
2081 wxRect popupWinRect( popupX, popupY, szp.x, szp.y );
2082
2083 m_popup = popup;
2084 if ( (m_iFlags & wxCC_IFLAG_DISABLE_POPUP_ANIM) ||
2085 AnimateShow( popupWinRect, showFlags ) )
2086 {
2087 DoShowPopup( popupWinRect, showFlags );
2088 }
2089 }
2090
2091 bool wxComboCtrlBase::AnimateShow( const wxRect& WXUNUSED(rect), int WXUNUSED(flags) )
2092 {
2093 return true;
2094 }
2095
2096 void wxComboCtrlBase::DoShowPopup( const wxRect& rect, int WXUNUSED(flags) )
2097 {
2098 wxWindow* winPopup = m_winPopup;
2099
2100 if ( IsPopupWindowState(Animating) )
2101 {
2102 // Make sure the popup window is shown in the right position.
2103 // Should not matter even if animation already did this.
2104
2105 // Some platforms (GTK) may like SetSize and Move to be separate
2106 // (though the bug was probably fixed).
2107 winPopup->SetSize( rect );
2108
2109 #if USES_WXPOPUPTRANSIENTWINDOW
2110 if ( m_popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW )
2111 ((wxPopupTransientWindow*)winPopup)->Popup(m_popup);
2112 else
2113 #endif
2114 winPopup->Show();
2115
2116 m_popupWinState = Visible;
2117 }
2118 else if ( IsPopupWindowState(Hidden) )
2119 {
2120 // Animation was aborted
2121
2122 wxASSERT( !winPopup->IsShown() );
2123
2124 m_popupWinState = Hidden;
2125 }
2126
2127 Refresh();
2128 }
2129
2130 void wxComboCtrlBase::OnPopupDismiss(bool generateEvent)
2131 {
2132 // Just in case, avoid double dismiss
2133 if ( IsPopupWindowState(Hidden) )
2134 return;
2135
2136 // This must be set before focus - otherwise there will be recursive
2137 // OnPopupDismisses.
2138 m_popupWinState = Hidden;
2139
2140 //SetFocus();
2141 m_winPopup->Disable();
2142
2143 // Inform popup control itself
2144 m_popupInterface->OnDismiss();
2145
2146 if ( m_popupExtraHandler )
2147 ((wxComboPopupExtraEventHandler*)m_popupExtraHandler)->OnPopupDismiss();
2148
2149 #if INSTALL_TOPLEV_HANDLER
2150 // Remove top level window event handler
2151 if ( m_toplevEvtHandler )
2152 {
2153 wxWindow* toplev = ::wxGetTopLevelParent( this );
2154 if ( toplev )
2155 toplev->RemoveEventHandler( m_toplevEvtHandler );
2156 }
2157 #endif
2158
2159 m_timeCanAcceptClick = ::wxGetLocalTimeMillis();
2160
2161 if ( m_popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW )
2162 m_timeCanAcceptClick += 150;
2163
2164 // If cursor not on dropdown button, then clear its state
2165 // (technically not required by all ports, but do it for all just in case)
2166 if ( !m_btnArea.Contains(ScreenToClient(::wxGetMousePosition())) )
2167 m_btnState = 0;
2168
2169 // Return parent's tab traversal flag.
2170 // See ShowPopup for notes.
2171 if ( m_iFlags & wxCC_IFLAG_PARENT_TAB_TRAVERSAL )
2172 {
2173 wxWindow* parent = GetParent();
2174 parent->SetWindowStyle( parent->GetWindowStyle() | wxTAB_TRAVERSAL );
2175 m_iFlags &= ~(wxCC_IFLAG_PARENT_TAB_TRAVERSAL);
2176 }
2177
2178 // refresh control (necessary even if m_text)
2179 Refresh();
2180
2181 SetFocus();
2182
2183 if ( generateEvent )
2184 {
2185 wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_CLOSEUP, GetId());
2186 event.SetEventObject(this);
2187 HandleWindowEvent(event);
2188 }
2189 }
2190
2191 void wxComboCtrlBase::HidePopup(bool generateEvent)
2192 {
2193 // Should be able to call this without popup interface
2194 if ( IsPopupWindowState(Hidden) )
2195 return;
2196
2197 // transfer value and show it in textctrl, if any
2198 if ( !IsPopupWindowState(Animating) )
2199 SetValue( m_popupInterface->GetStringValue() );
2200
2201 m_winPopup->Hide();
2202
2203 OnPopupDismiss(generateEvent);
2204 }
2205
2206 // ----------------------------------------------------------------------------
2207 // customization methods
2208 // ----------------------------------------------------------------------------
2209
2210 void wxComboCtrlBase::SetButtonPosition( int width, int height,
2211 int side, int spacingX )
2212 {
2213 m_btnWid = width;
2214 m_btnHei = height;
2215 m_btnSide = side;
2216 m_btnSpacingX = spacingX;
2217
2218 RecalcAndRefresh();
2219 }
2220
2221 wxSize wxComboCtrlBase::GetButtonSize()
2222 {
2223 if ( m_btnSize.x > 0 )
2224 return m_btnSize;
2225
2226 wxSize retSize(m_btnWid,m_btnHei);
2227
2228 // Need to call CalculateAreas now if button size is
2229 // is not explicitly specified.
2230 if ( retSize.x <= 0 || retSize.y <= 0)
2231 {
2232 OnResize();
2233
2234 retSize = m_btnSize;
2235 }
2236
2237 return retSize;
2238 }
2239
2240 void wxComboCtrlBase::SetButtonBitmaps( const wxBitmap& bmpNormal,
2241 bool blankButtonBg,
2242 const wxBitmap& bmpPressed,
2243 const wxBitmap& bmpHover,
2244 const wxBitmap& bmpDisabled )
2245 {
2246 m_bmpNormal = bmpNormal;
2247 m_blankButtonBg = blankButtonBg;
2248
2249 if ( bmpPressed.Ok() )
2250 m_bmpPressed = bmpPressed;
2251 else
2252 m_bmpPressed = bmpNormal;
2253
2254 if ( bmpHover.Ok() )
2255 m_bmpHover = bmpHover;
2256 else
2257 m_bmpHover = bmpNormal;
2258
2259 if ( bmpDisabled.Ok() )
2260 m_bmpDisabled = bmpDisabled;
2261 else
2262 m_bmpDisabled = bmpNormal;
2263
2264 RecalcAndRefresh();
2265 }
2266
2267 void wxComboCtrlBase::SetCustomPaintWidth( int width )
2268 {
2269 if ( m_text )
2270 {
2271 // move textctrl accordingly
2272 wxRect r = m_text->GetRect();
2273 int inc = width - m_widthCustomPaint;
2274 r.x += inc;
2275 r.width -= inc;
2276 m_text->SetSize( r );
2277 }
2278
2279 m_widthCustomPaint = width;
2280
2281 RecalcAndRefresh();
2282 }
2283
2284 bool wxComboCtrlBase::DoSetMargins(const wxPoint& margins)
2285 {
2286 // For general sanity's sake, we ignore top margin. Instead
2287 // we will always try to center the text vertically.
2288 bool res = true;
2289
2290 if ( margins.x != -1 )
2291 {
2292 m_marginLeft = margins.x;
2293 m_iFlags |= wxCC_IFLAG_LEFT_MARGIN_SET;
2294 }
2295 else
2296 {
2297 m_marginLeft = GetNativeTextIndent();
2298 m_iFlags &= ~(wxCC_IFLAG_LEFT_MARGIN_SET);
2299 }
2300
2301 if ( margins.y != -1 )
2302 {
2303 res = false;
2304 }
2305
2306 RecalcAndRefresh();
2307
2308 return res;
2309 }
2310
2311 wxPoint wxComboCtrlBase::DoGetMargins() const
2312 {
2313 return wxPoint(m_marginLeft, -1);
2314 }
2315
2316 #if WXWIN_COMPATIBILITY_2_8
2317 void wxComboCtrlBase::SetTextIndent( int indent )
2318 {
2319 if ( indent < 0 )
2320 {
2321 m_marginLeft = GetNativeTextIndent();
2322 m_iFlags &= ~(wxCC_IFLAG_LEFT_MARGIN_SET);
2323 }
2324 else
2325 {
2326 m_marginLeft = indent;
2327 m_iFlags |= wxCC_IFLAG_LEFT_MARGIN_SET;
2328 }
2329
2330 RecalcAndRefresh();
2331 }
2332
2333 wxCoord wxComboCtrlBase::GetTextIndent() const
2334 {
2335 return m_marginLeft;
2336 }
2337 #endif
2338
2339 wxCoord wxComboCtrlBase::GetNativeTextIndent() const
2340 {
2341 return DEFAULT_TEXT_INDENT;
2342 }
2343
2344 // ----------------------------------------------------------------------------
2345 // methods forwarded to wxTextCtrl
2346 // ----------------------------------------------------------------------------
2347
2348 wxString wxComboCtrlBase::GetValue() const
2349 {
2350 if ( m_text )
2351 return m_text->GetValue();
2352 return m_valueString;
2353 }
2354
2355 void wxComboCtrlBase::SetValueWithEvent(const wxString& value, bool withEvent)
2356 {
2357 if ( m_text )
2358 {
2359 if ( !withEvent )
2360 m_ignoreEvtText++;
2361
2362 m_text->SetValue(value);
2363
2364 if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
2365 m_text->SelectAll();
2366 }
2367
2368 // Since wxComboPopup may want to paint the combo as well, we need
2369 // to set the string value here (as well as sometimes in ShowPopup).
2370 if ( m_valueString != value )
2371 {
2372 m_valueString = value;
2373
2374 EnsurePopupControl();
2375
2376 if (m_popupInterface)
2377 m_popupInterface->SetStringValue(value);
2378 }
2379
2380 Refresh();
2381 }
2382
2383 void wxComboCtrlBase::SetValue(const wxString& value)
2384 {
2385 SetValueWithEvent(value, false);
2386 }
2387
2388 // In this SetValue variant wxComboPopup::SetStringValue is not called
2389 void wxComboCtrlBase::SetText(const wxString& value)
2390 {
2391 // Unlike in SetValue(), this must be called here or
2392 // the behaviour will no be consistent in readonlys.
2393 EnsurePopupControl();
2394
2395 m_valueString = value;
2396
2397 if ( m_text )
2398 {
2399 m_ignoreEvtText++;
2400 m_text->SetValue( value );
2401 }
2402
2403 Refresh();
2404 }
2405
2406 void wxComboCtrlBase::Copy()
2407 {
2408 if ( m_text )
2409 m_text->Copy();
2410 }
2411
2412 void wxComboCtrlBase::Cut()
2413 {
2414 if ( m_text )
2415 m_text->Cut();
2416 }
2417
2418 void wxComboCtrlBase::Paste()
2419 {
2420 if ( m_text )
2421 m_text->Paste();
2422 }
2423
2424 void wxComboCtrlBase::SetInsertionPoint(long pos)
2425 {
2426 if ( m_text )
2427 m_text->SetInsertionPoint(pos);
2428 }
2429
2430 void wxComboCtrlBase::SetInsertionPointEnd()
2431 {
2432 if ( m_text )
2433 m_text->SetInsertionPointEnd();
2434 }
2435
2436 long wxComboCtrlBase::GetInsertionPoint() const
2437 {
2438 if ( m_text )
2439 return m_text->GetInsertionPoint();
2440
2441 return 0;
2442 }
2443
2444 long wxComboCtrlBase::GetLastPosition() const
2445 {
2446 if ( m_text )
2447 return m_text->GetLastPosition();
2448
2449 return 0;
2450 }
2451
2452 void wxComboCtrlBase::Replace(long from, long to, const wxString& value)
2453 {
2454 if ( m_text )
2455 m_text->Replace(from, to, value);
2456 }
2457
2458 void wxComboCtrlBase::Remove(long from, long to)
2459 {
2460 if ( m_text )
2461 m_text->Remove(from, to);
2462 }
2463
2464 void wxComboCtrlBase::SetSelection(long from, long to)
2465 {
2466 if ( m_text )
2467 m_text->SetSelection(from, to);
2468 }
2469
2470 void wxComboCtrlBase::Undo()
2471 {
2472 if ( m_text )
2473 m_text->Undo();
2474 }
2475
2476 #endif // wxUSE_COMBOCTRL