1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: wxComboBox class
4 // Author: Stefan Csomor
8 // Copyright: (c) Stefan Csomor
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
13 #pragma implementation "combobox.h"
16 #include "wx/wxprec.h"
18 #include "wx/combobox.h"
19 #include "wx/button.h"
21 #include "wx/mac/uma.h"
22 #if TARGET_API_MAC_OSX
24 #include <HIToolbox/HIView.h>
28 #if !USE_SHARED_LIBRARY
29 IMPLEMENT_DYNAMIC_CLASS(wxComboBox
, wxControl
)
32 // composite combobox implementation by Dan "Bud" Keith bud@otsys.com
34 #if TARGET_API_MAC_OSX
35 #define USE_HICOMBOBOX 1 //use hi combobox define
37 #define USE_HICOMBOBOX 0
40 static int nextPopUpMenuId
= 1000 ;
41 MenuHandle
NewUniqueMenu()
43 MenuHandle handle
= NewMenu( nextPopUpMenuId
, "\pMenu" ) ;
49 static const EventTypeSpec eventList
[] =
51 { kEventClassTextField
, kEventTextAccepted
} ,
54 static pascal OSStatus
wxMacComboBoxEventHandler( EventHandlerCallRef handler
, EventRef event
, void *data
)
56 OSStatus result
= eventNotHandledErr
;
57 wxComboBox
* cb
= (wxComboBox
*) data
;
59 wxMacCarbonEvent
cEvent( event
) ;
61 switch( cEvent
.GetClass() )
63 case kEventClassTextField
:
64 switch( cEvent
.GetKind() )
66 case kEventTextAccepted
:
68 wxCommandEvent
event( wxEVT_COMMAND_COMBOBOX_SELECTED
, cb
->GetId() );
69 event
.SetInt( cb
->GetSelection() );
70 event
.SetString( cb
->GetStringSelection() );
71 event
.SetEventObject( cb
);
72 cb
->GetEventHandler()->ProcessEvent( event
);
87 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacComboBoxEventHandler
)
91 // ----------------------------------------------------------------------------
93 // ----------------------------------------------------------------------------
95 // the margin between the text control and the choice
96 static const wxCoord MARGIN
= 2;
97 #if TARGET_API_MAC_OSX
98 static const int POPUPWIDTH
= 24;
100 static const int POPUPWIDTH
= 18;
102 static const int POPUPHEIGHT
= 23;
104 // ----------------------------------------------------------------------------
105 // wxComboBoxText: text control forwards events to combobox
106 // ----------------------------------------------------------------------------
108 class wxComboBoxText
: public wxTextCtrl
111 wxComboBoxText( wxComboBox
* cb
)
112 : wxTextCtrl( cb
, 1 )
118 void OnChar( wxKeyEvent
& event
)
120 if ( event
.GetKeyCode() == WXK_RETURN
)
122 wxString value
= GetValue();
124 if ( m_cb
->GetCount() == 0 )
126 // make Enter generate "selected" event if there is only one item
127 // in the combobox - without it, it's impossible to select it at
129 wxCommandEvent
event( wxEVT_COMMAND_COMBOBOX_SELECTED
, m_cb
->GetId() );
131 event
.SetString( value
);
132 event
.SetEventObject( m_cb
);
133 m_cb
->GetEventHandler()->ProcessEvent( event
);
137 // add the item to the list if it's not there yet
138 if ( m_cb
->FindString(value
) == wxNOT_FOUND
)
141 m_cb
->SetStringSelection(value
);
143 // and generate the selected event for it
144 wxCommandEvent
event( wxEVT_COMMAND_COMBOBOX_SELECTED
, m_cb
->GetId() );
145 event
.SetInt( m_cb
->GetCount() - 1 );
146 event
.SetString( value
);
147 event
.SetEventObject( m_cb
);
148 m_cb
->GetEventHandler()->ProcessEvent( event
);
151 // This will invoke the dialog default action, such
152 // as the clicking the default button.
154 wxWindow
*parent
= GetParent();
155 while( parent
&& !parent
->IsTopLevel() && parent
->GetDefaultItem() == NULL
) {
156 parent
= parent
->GetParent() ;
158 if ( parent
&& parent
->GetDefaultItem() )
160 wxButton
*def
= wxDynamicCast(parent
->GetDefaultItem(),
162 if ( def
&& def
->IsEnabled() )
164 wxCommandEvent
event(wxEVT_COMMAND_BUTTON_CLICKED
, def
->GetId() );
165 event
.SetEventObject(def
);
180 DECLARE_EVENT_TABLE()
183 BEGIN_EVENT_TABLE(wxComboBoxText
, wxTextCtrl
)
184 EVT_CHAR( wxComboBoxText::OnChar
)
187 class wxComboBoxChoice
: public wxChoice
190 wxComboBoxChoice(wxComboBox
*cb
, int style
)
197 void OnChoice( wxCommandEvent
& e
)
199 wxString s
= e
.GetString();
201 m_cb
->DelegateChoice( s
);
202 wxCommandEvent
event2(wxEVT_COMMAND_COMBOBOX_SELECTED
, m_cb
->GetId() );
203 event2
.SetInt(m_cb
->GetSelection());
204 event2
.SetEventObject(m_cb
);
205 event2
.SetString(m_cb
->GetStringSelection());
206 m_cb
->ProcessCommand(event2
);
208 virtual wxSize
DoGetBestSize() const
210 wxSize sz
= wxChoice::DoGetBestSize() ;
218 DECLARE_EVENT_TABLE()
221 BEGIN_EVENT_TABLE(wxComboBoxChoice
, wxChoice
)
222 EVT_CHOICE(-1, wxComboBoxChoice::OnChoice
)
225 wxComboBox::~wxComboBox()
227 // delete client objects
230 // delete the controls now, don't leave them alive even though they would
231 // still be eventually deleted by our parent - but it will be too late, the
232 // user code expects them to be gone now
233 if (m_text
!= NULL
) {
237 if (m_choice
!= NULL
) {
244 // ----------------------------------------------------------------------------
246 // ----------------------------------------------------------------------------
248 wxSize
wxComboBox::DoGetBestSize() const
251 return wxControl::DoGetBestSize();
253 wxSize size
= m_choice
->GetBestSize();
255 if ( m_text
!= NULL
)
257 wxSize sizeText
= m_text
->GetBestSize();
259 size
.x
= POPUPWIDTH
+ sizeText
.x
+ MARGIN
;
266 void wxComboBox::DoMoveWindow(int x
, int y
, int width
, int height
) {
268 wxControl::DoMoveWindow(x
, y
, width
, height
);
270 height
= POPUPHEIGHT
;
272 wxControl::DoMoveWindow(x
, y
, width
, height
);
274 if ( m_text
== NULL
)
276 // we might not be fully constructed yet, therefore watch out...
278 m_choice
->SetSize(0, 0 , width
, -1);
282 wxCoord wText
= width
- POPUPWIDTH
- MARGIN
;
283 m_text
->SetSize(0, 0, wText
, height
);
284 m_choice
->SetSize(0 + wText
+ MARGIN
, 0, POPUPWIDTH
, -1);
291 // ----------------------------------------------------------------------------
292 // operations forwarded to the subcontrols
293 // ----------------------------------------------------------------------------
295 bool wxComboBox::Enable(bool enable
)
297 if ( !wxControl::Enable(enable
) )
303 bool wxComboBox::Show(bool show
)
305 if ( !wxControl::Show(show
) )
311 void wxComboBox::SetFocus()
314 wxControl::SetFocus();
316 if ( m_text
!= NULL
) {
323 void wxComboBox::DelegateTextChanged( const wxString
& value
)
325 SetStringSelection( value
);
329 void wxComboBox::DelegateChoice( const wxString
& value
)
331 SetStringSelection( value
);
335 bool wxComboBox::Create(wxWindow
*parent
, wxWindowID id
,
336 const wxString
& value
,
339 const wxArrayString
& choices
,
341 const wxValidator
& validator
,
342 const wxString
& name
)
344 wxCArrayString
chs( choices
);
346 return Create( parent
, id
, value
, pos
, size
, chs
.GetCount(),
347 chs
.GetStrings(), style
, validator
, name
);
351 bool wxComboBox::Create(wxWindow
*parent
, wxWindowID id
,
352 const wxString
& value
,
355 int n
, const wxString choices
[],
357 const wxValidator
& validator
,
358 const wxString
& name
)
363 m_macIsUserPane
= false ;
365 if ( !wxControl::Create(parent
, id
, wxDefaultPosition
, wxDefaultSize
, style
,
366 wxDefaultValidator
, name
) )
371 Rect bounds
= wxMacGetBoundsForControl( this , pos
, size
) ;
374 hiRect
.origin
.x
= 20; //bounds.left;
375 hiRect
.origin
.y
= 25; //bounds.top;
376 hiRect
.size
.width
= 120;// bounds.right - bounds.left;
377 hiRect
.size
.height
= 24;
379 //For some reason, this code causes the combo box not to be displayed at all.
380 //hiRect.origin.x = bounds.left;
381 //hiRect.origin.y = bounds.top;
382 //hiRect.size.width = bounds.right - bounds.left;
383 //hiRect.size.height = bounds.bottom - bounds.top;
384 //printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
385 //printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
386 m_peer
= new wxMacControl() ;
387 verify_noerr( HIComboBoxCreate( &hiRect
, CFSTR(""), NULL
, NULL
, kHIComboBoxStandardAttributes
, *m_peer
) );
390 SetControl32BitMinimum( *m_peer
, 0 ) ;
391 SetControl32BitMaximum( *m_peer
, 100) ;
393 SetControl32BitValue( *m_peer
, 1 ) ;
395 MacPostControlCreate(pos
,size
) ;
397 for ( int i
= 0 ; i
< n
; i
++ )
399 DoAppend( choices
[ i
] );
402 HIViewSetVisible( *m_peer
, true );
404 EventHandlerRef comboEventHandler
;
405 InstallControlEventHandler( *m_peer
, GetwxMacComboBoxEventHandlerUPP(),
406 GetEventTypeCount(eventList
), eventList
, this,
407 (EventHandlerRef
*)&comboEventHandler
);
409 m_choice
= new wxComboBoxChoice(this, style
);
411 m_choice
= new wxComboBoxChoice(this, style
);
412 m_choice
->SetSizeHints( wxSize( POPUPWIDTH
, POPUPHEIGHT
) ) ;
415 if ( style
& wxCB_READONLY
)
421 m_text
= new wxComboBoxText(this);
422 if ( size
.y
== -1 ) {
423 csize
.y
= m_text
->GetSize().y
;
427 DoSetSize(pos
.x
, pos
.y
, csize
.x
, csize
.y
);
429 for ( int i
= 0 ; i
< n
; i
++ )
431 m_choice
->DoAppend( choices
[ i
] );
433 SetBestSize(csize
); // Needed because it is a wxControlWithItems
439 wxString
wxComboBox::GetValue() const
442 CFStringRef myString
;
443 HIComboBoxCopyTextItemAtIndex( *m_peer
, (CFIndex
)GetSelection(), &myString
);
444 return wxMacCFStringHolder( myString
, m_font
.GetEncoding() ).AsString();
448 if ( m_text
== NULL
)
450 result
= m_choice
->GetString( m_choice
->GetSelection() );
454 result
= m_text
->GetValue();
461 void wxComboBox::SetValue(const wxString
& value
)
466 int s
= FindString (value
);
467 if (s
== wxNOT_FOUND
&& !HasFlag(wxCB_READONLY
) )
469 m_choice
->Append(value
) ;
471 SetStringSelection( value
) ;
475 // Clipboard operations
476 void wxComboBox::Copy()
478 if ( m_text
!= NULL
)
484 void wxComboBox::Cut()
486 if ( m_text
!= NULL
)
492 void wxComboBox::Paste()
494 if ( m_text
!= NULL
)
500 void wxComboBox::SetEditable(bool editable
)
502 if ( ( m_text
== NULL
) && editable
)
504 m_text
= new wxComboBoxText( this );
506 else if ( ( m_text
!= NULL
) && !editable
)
512 int currentX
, currentY
;
513 GetPosition( ¤tX
, ¤tY
);
515 int currentW
, currentH
;
516 GetSize( ¤tW
, ¤tH
);
518 DoMoveWindow( currentX
, currentY
, currentW
, currentH
);
521 void wxComboBox::SetInsertionPoint(long pos
)
526 void wxComboBox::SetInsertionPointEnd()
531 long wxComboBox::GetInsertionPoint() const
537 wxTextPos
wxComboBox::GetLastPosition() const
543 void wxComboBox::Replace(long from
, long to
, const wxString
& value
)
548 void wxComboBox::Remove(long from
, long to
)
553 void wxComboBox::SetSelection(long from
, long to
)
558 int wxComboBox::DoAppend(const wxString
& item
)
562 HIComboBoxAppendTextItem( *m_peer
, wxMacCFStringHolder( item
, m_font
.GetEncoding() ), &outIndex
);
563 //SetControl32BitMaximum( *m_peer, GetCount() );
564 return (int) outIndex
;
566 return m_choice
->DoAppend( item
) ;
570 int wxComboBox::DoInsert(const wxString
& item
, int pos
)
573 HIComboBoxInsertTextItemAtIndex( *m_peer
, (CFIndex
)pos
, wxMacCFStringHolder(item
, m_font
.GetEncoding()) );
575 //SetControl32BitMaximum( *m_peer, GetCount() );
579 return m_choice
->DoInsert( item
, pos
) ;
583 void wxComboBox::DoSetItemClientData(int n
, void* clientData
)
588 return m_choice
->DoSetItemClientData( n
, clientData
) ;
592 void* wxComboBox::DoGetItemClientData(int n
) const
597 return m_choice
->DoGetItemClientData( n
) ;
601 void wxComboBox::DoSetItemClientObject(int n
, wxClientData
* clientData
)
606 return m_choice
->DoSetItemClientObject( n
, clientData
) ;
610 wxClientData
* wxComboBox::DoGetItemClientObject(int n
) const
615 return m_choice
->DoGetItemClientObject( n
) ;
619 void wxComboBox::FreeData()
621 if ( HasClientObjectData() )
623 size_t count
= GetCount();
624 for ( size_t n
= 0; n
< count
; n
++ )
626 SetClientObject( n
, NULL
);
631 int wxComboBox::GetCount() const {
633 return (int) HIComboBoxGetItemCount( *m_peer
);
635 return m_choice
->GetCount() ;
639 void wxComboBox::Delete(int n
)
642 HIComboBoxRemoveItemAtIndex( *m_peer
, (CFIndex
)n
);
644 // force client object deletion
645 if( HasClientObjectData() )
646 SetClientObject( n
, NULL
);
647 m_choice
->Delete( n
);
651 void wxComboBox::Clear()
655 for ( CFIndex i
= GetCount() - 1 ; i
>= 0 ; ++ i
)
656 verify_noerr( HIComboBoxRemoveItemAtIndex( *m_peer
, i
) );
657 m_peer
->SetData
<CFStringRef
>(kHIComboBoxEditTextPart
,kControlEditTextCFStringTag
,CFSTR(""));
663 int wxComboBox::GetSelection() const
666 return FindString( GetStringSelection() ) ;
668 return m_choice
->GetSelection();
672 void wxComboBox::SetSelection(int n
)
675 SetControl32BitValue( *m_peer
, n
+ 1 ) ;
677 m_choice
->SetSelection( n
);
679 if ( m_text
!= NULL
)
681 m_text
->SetValue( GetString( n
) );
686 int wxComboBox::FindString(const wxString
& s
) const
689 for( int i
= 0 ; i
< GetCount() ; i
++ )
691 if ( GetString( i
).IsSameAs(s
, false) )
696 return m_choice
->FindString( s
);
700 wxString
wxComboBox::GetString(int n
) const
703 CFStringRef itemText
;
704 HIComboBoxCopyTextItemAtIndex( *m_peer
, (CFIndex
)n
, &itemText
);
705 return wxMacCFStringHolder(itemText
).AsString();
707 return m_choice
->GetString( n
);
711 wxString
wxComboBox::GetStringSelection() const
714 return wxMacCFStringHolder(m_peer
->GetData
<CFStringRef
>(kHIComboBoxEditTextPart
,kControlEditTextCFStringTag
)).AsString() ;
716 int sel
= GetSelection ();
718 return wxString(this->GetString (sel
));
720 return wxEmptyString
;
724 void wxComboBox::SetString(int n
, const wxString
& s
)
727 verify_noerr ( HIComboBoxInsertTextItemAtIndex( *m_peer
, (CFIndex
) n
,
728 wxMacCFStringHolder(s
, m_font
.GetEncoding()) ) );
729 verify_noerr ( HIComboBoxRemoveItemAtIndex( *m_peer
, (CFIndex
) n
+ 1 ) );
731 m_choice
->SetString( n
, s
) ;
735 bool wxComboBox::IsEditable() const
739 return !HasFlag(wxCB_READONLY
);
741 return m_text
!= NULL
&& !HasFlag(wxCB_READONLY
);
745 void wxComboBox::Undo()
755 void wxComboBox::Redo()
765 void wxComboBox::SelectAll()
775 bool wxComboBox::CanCopy() const
782 return m_text
->CanCopy();
788 bool wxComboBox::CanCut() const
795 return m_text
->CanCut();
801 bool wxComboBox::CanPaste() const
808 return m_text
->CanPaste();
814 bool wxComboBox::CanUndo() const
821 return m_text
->CanUndo();
827 bool wxComboBox::CanRedo() const
834 return m_text
->CanRedo();
840 wxInt32
wxComboBox::MacControlHit(WXEVENTHANDLERREF
WXUNUSED(handler
) , WXEVENTREF
WXUNUSED(event
) )
842 wxCommandEvent
event(wxEVT_COMMAND_COMBOBOX_SELECTED
, m_windowId
);
843 event
.SetInt(GetSelection());
844 event
.SetEventObject(this);
845 event
.SetString(GetStringSelection());
846 ProcessCommand(event
);