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