150e31d208
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30918 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
860 lines
19 KiB
C++
860 lines
19 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: combobox.cpp
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// Purpose: wxComboBox class
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// Author: Stefan Csomor
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// Modified by:
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// Created: 1998-01-01
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// RCS-ID: $Id$
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// Copyright: (c) Stefan Csomor
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "combobox.h"
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#endif
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#include "wx/combobox.h"
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#include "wx/button.h"
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#include "wx/menu.h"
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#include "wx/mac/uma.h"
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#if TARGET_API_MAC_OSX
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#ifndef __HIVIEW__
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#include <HIToolbox/HIView.h>
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#endif
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#endif
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#if !USE_SHARED_LIBRARY
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IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
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#endif
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// composite combobox implementation by Dan "Bud" Keith bud@otsys.com
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#if TARGET_API_MAC_OSX
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#define USE_HICOMBOBOX 1 //use hi combobox define
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#else
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#define USE_HICOMBOBOX 0
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#endif
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static int nextPopUpMenuId = 1000 ;
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MenuHandle NewUniqueMenu()
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{
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MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" ) ;
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nextPopUpMenuId++ ;
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return handle ;
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}
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#if USE_HICOMBOBOX
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static const EventTypeSpec eventList[] =
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{
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{ kEventClassTextField , kEventTextAccepted } ,
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} ;
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static pascal OSStatus wxMacComboBoxEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
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{
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OSStatus result = eventNotHandledErr ;
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wxComboBox* cb = (wxComboBox*) data ;
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wxMacCarbonEvent cEvent( event ) ;
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switch( cEvent.GetClass() )
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{
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case kEventClassTextField :
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switch( cEvent.GetKind() )
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{
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case kEventTextAccepted :
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{
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wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, cb->GetId() );
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event.SetInt( cb->GetSelection() );
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event.SetString( cb->GetStringSelection() );
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event.SetEventObject( cb );
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cb->GetEventHandler()->ProcessEvent( event );
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}
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break ;
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default :
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break ;
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}
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break ;
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default :
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break ;
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}
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return result ;
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}
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DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacComboBoxEventHandler )
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#endif
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// the margin between the text control and the choice
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static const wxCoord MARGIN = 2;
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#if TARGET_API_MAC_OSX
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static const int POPUPWIDTH = 24;
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#else
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static const int POPUPWIDTH = 18;
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#endif
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static const int POPUPHEIGHT = 23;
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// ----------------------------------------------------------------------------
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// wxComboBoxText: text control forwards events to combobox
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// ----------------------------------------------------------------------------
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class wxComboBoxText : public wxTextCtrl
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{
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public:
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wxComboBoxText( wxComboBox * cb )
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: wxTextCtrl( cb , 1 )
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{
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m_cb = cb;
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}
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protected:
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void OnChar( wxKeyEvent& event )
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{
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if ( event.GetKeyCode() == WXK_RETURN )
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{
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wxString value = GetValue();
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if ( m_cb->GetCount() == 0 )
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{
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// make Enter generate "selected" event if there is only one item
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// in the combobox - without it, it's impossible to select it at
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// all!
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wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
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event.SetInt( 0 );
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event.SetString( value );
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event.SetEventObject( m_cb );
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m_cb->GetEventHandler()->ProcessEvent( event );
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}
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else
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{
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// add the item to the list if it's not there yet
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if ( m_cb->FindString(value) == wxNOT_FOUND )
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{
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m_cb->Append(value);
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m_cb->SetStringSelection(value);
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// and generate the selected event for it
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wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
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event.SetInt( m_cb->GetCount() - 1 );
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event.SetString( value );
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event.SetEventObject( m_cb );
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m_cb->GetEventHandler()->ProcessEvent( event );
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}
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// This will invoke the dialog default action, such
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// as the clicking the default button.
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wxWindow *parent = GetParent();
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while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
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parent = parent->GetParent() ;
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}
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if ( parent && parent->GetDefaultItem() )
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{
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wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
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wxButton);
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if ( def && def->IsEnabled() )
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{
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wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
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event.SetEventObject(def);
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def->Command(event);
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return ;
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}
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}
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return;
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}
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}
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event.Skip();
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}
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private:
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wxComboBox *m_cb;
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DECLARE_EVENT_TABLE()
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};
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BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
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EVT_CHAR( wxComboBoxText::OnChar)
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END_EVENT_TABLE()
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class wxComboBoxChoice : public wxChoice
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{
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public:
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wxComboBoxChoice(wxComboBox *cb, int style)
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: wxChoice( cb , 1 )
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{
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m_cb = cb;
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}
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protected:
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void OnChoice( wxCommandEvent& e )
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{
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wxString s = e.GetString();
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m_cb->DelegateChoice( s );
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wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
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event2.SetInt(m_cb->GetSelection());
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event2.SetEventObject(m_cb);
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event2.SetString(m_cb->GetStringSelection());
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m_cb->ProcessCommand(event2);
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}
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virtual wxSize DoGetBestSize() const
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{
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wxSize sz = wxChoice::DoGetBestSize() ;
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sz.x = POPUPWIDTH ;
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return sz ;
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}
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private:
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wxComboBox *m_cb;
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DECLARE_EVENT_TABLE()
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};
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BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
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EVT_CHOICE(-1, wxComboBoxChoice::OnChoice)
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END_EVENT_TABLE()
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wxComboBox::~wxComboBox()
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{
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// delete client objects
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FreeData();
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// delete the controls now, don't leave them alive even though they would
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// still be eventually deleted by our parent - but it will be too late, the
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// user code expects them to be gone now
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if (m_text != NULL) {
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delete m_text;
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m_text = NULL;
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}
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if (m_choice != NULL) {
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delete m_choice;
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m_choice = NULL;
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}
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}
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// ----------------------------------------------------------------------------
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// geometry
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// ----------------------------------------------------------------------------
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wxSize wxComboBox::DoGetBestSize() const
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{
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#if USE_HICOMBOBOX
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return wxControl::DoGetBestSize();
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#else
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wxSize size = m_choice->GetBestSize();
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if ( m_text != NULL )
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{
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wxSize sizeText = m_text->GetBestSize();
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size.x = POPUPWIDTH + sizeText.x + MARGIN;
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}
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return size;
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#endif
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}
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void wxComboBox::DoMoveWindow(int x, int y, int width, int height) {
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#if USE_HICOMBOBOX
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wxControl::DoMoveWindow(x, y, width, height);
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#else
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height = POPUPHEIGHT;
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wxControl::DoMoveWindow(x, y, width, height);
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if ( m_text == NULL )
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{
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// we might not be fully constructed yet, therefore watch out...
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if ( m_choice )
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m_choice->SetSize(0, 0 , width, -1);
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}
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else
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{
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wxCoord wText = width - POPUPWIDTH - MARGIN;
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m_text->SetSize(0, 0, wText, height);
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m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, -1);
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}
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#endif
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}
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// ----------------------------------------------------------------------------
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// operations forwarded to the subcontrols
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// ----------------------------------------------------------------------------
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bool wxComboBox::Enable(bool enable)
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{
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if ( !wxControl::Enable(enable) )
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return FALSE;
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return TRUE;
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}
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bool wxComboBox::Show(bool show)
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{
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if ( !wxControl::Show(show) )
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return FALSE;
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return TRUE;
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}
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void wxComboBox::SetFocus()
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{
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#if USE_HICOMBOBOX
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wxControl::SetFocus();
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#else
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if ( m_text != NULL) {
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m_text->SetFocus();
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}
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#endif
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}
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void wxComboBox::DelegateTextChanged( const wxString& value )
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{
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SetStringSelection( value );
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}
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void wxComboBox::DelegateChoice( const wxString& value )
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{
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SetStringSelection( value );
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}
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bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
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const wxString& value,
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const wxPoint& pos,
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const wxSize& size,
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const wxArrayString& choices,
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long style,
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const wxValidator& validator,
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const wxString& name)
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{
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wxCArrayString chs( choices );
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return Create( parent, id, value, pos, size, chs.GetCount(),
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chs.GetStrings(), style, validator, name );
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}
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bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
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const wxString& value,
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const wxPoint& pos,
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const wxSize& size,
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int n, const wxString choices[],
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long style,
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const wxValidator& validator,
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const wxString& name)
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{
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m_text = NULL;
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m_choice = NULL;
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#if USE_HICOMBOBOX
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m_macIsUserPane = FALSE ;
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#endif
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if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
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wxDefaultValidator, name) )
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{
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return FALSE;
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}
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#if USE_HICOMBOBOX
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Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
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HIRect hiRect;
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hiRect.origin.x = 20; //bounds.left;
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hiRect.origin.y = 25; //bounds.top;
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hiRect.size.width = 120;// bounds.right - bounds.left;
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hiRect.size.height = 24;
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//For some reason, this code causes the combo box not to be displayed at all.
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//hiRect.origin.x = bounds.left;
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//hiRect.origin.y = bounds.top;
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//hiRect.size.width = bounds.right - bounds.left;
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//hiRect.size.height = bounds.bottom - bounds.top;
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//printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
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//printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
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m_peer = new wxMacControl() ;
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verify_noerr( HIComboBoxCreate( &hiRect, CFSTR(""), NULL, NULL, kHIComboBoxStandardAttributes, *m_peer ) );
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SetControl32BitMinimum( *m_peer , 0 ) ;
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SetControl32BitMaximum( *m_peer , 100) ;
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if ( n > 0 )
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SetControl32BitValue( *m_peer , 1 ) ;
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MacPostControlCreate(pos,size) ;
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for ( int i = 0 ; i < n ; i++ )
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{
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DoAppend( choices[ i ] );
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}
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HIViewSetVisible( *m_peer, true );
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SetSelection(0);
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EventHandlerRef comboEventHandler ;
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InstallControlEventHandler( *m_peer, GetwxMacComboBoxEventHandlerUPP(),
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GetEventTypeCount(eventList), eventList, this,
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(EventHandlerRef *)&comboEventHandler);
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#else
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m_choice = new wxComboBoxChoice(this, style );
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m_choice = new wxComboBoxChoice(this, style );
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m_choice->SetSizeHints( wxSize( POPUPWIDTH , POPUPHEIGHT ) ) ;
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wxSize csize = size;
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if ( style & wxCB_READONLY )
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{
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m_text = NULL;
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}
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else
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{
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m_text = new wxComboBoxText(this);
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if ( size.y == -1 ) {
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csize.y = m_text->GetSize().y ;
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}
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}
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DoSetSize(pos.x, pos.y, csize.x, csize.y);
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for ( int i = 0 ; i < n ; i++ )
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{
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m_choice->DoAppend( choices[ i ] );
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}
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SetBestSize(csize); // Needed because it is a wxControlWithItems
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#endif
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return TRUE;
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}
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wxString wxComboBox::GetValue() const
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{
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#if USE_HICOMBOBOX
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CFStringRef myString;
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HIComboBoxCopyTextItemAtIndex( *m_peer, (CFIndex)GetSelection(), &myString );
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return wxMacCFStringHolder( myString, m_font.GetEncoding() ).AsString();
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#else
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wxString result;
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if ( m_text == NULL )
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{
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result = m_choice->GetString( m_choice->GetSelection() );
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}
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else
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{
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result = m_text->GetValue();
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}
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return result;
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#endif
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}
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void wxComboBox::SetValue(const wxString& value)
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{
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#if USE_HICOMBOBOX
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#else
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int s = FindString (value);
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if (s == wxNOT_FOUND && !HasFlag(wxCB_READONLY) )
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{
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m_choice->Append(value) ;
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}
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SetStringSelection( value ) ;
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#endif
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}
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// Clipboard operations
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void wxComboBox::Copy()
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{
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if ( m_text != NULL )
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{
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m_text->Copy();
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}
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}
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void wxComboBox::Cut()
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{
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if ( m_text != NULL )
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{
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m_text->Cut();
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}
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}
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void wxComboBox::Paste()
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{
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if ( m_text != NULL )
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{
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m_text->Paste();
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}
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}
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void wxComboBox::SetEditable(bool editable)
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{
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if ( ( m_text == NULL ) && editable )
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{
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m_text = new wxComboBoxText( this );
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}
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else if ( ( m_text != NULL ) && !editable )
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{
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delete m_text;
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m_text = NULL;
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}
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int currentX, currentY;
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GetPosition( ¤tX, ¤tY );
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int currentW, currentH;
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GetSize( ¤tW, ¤tH );
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DoMoveWindow( currentX, currentY, currentW, currentH );
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}
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void wxComboBox::SetInsertionPoint(long pos)
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{
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// TODO
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}
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void wxComboBox::SetInsertionPointEnd()
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{
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// TODO
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}
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long wxComboBox::GetInsertionPoint() const
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{
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// TODO
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return 0;
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}
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long wxComboBox::GetLastPosition() const
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{
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// TODO
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return 0;
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}
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void wxComboBox::Replace(long from, long to, const wxString& value)
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{
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// TODO
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}
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void wxComboBox::Remove(long from, long to)
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{
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// TODO
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}
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void wxComboBox::SetSelection(long from, long to)
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{
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// TODO
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}
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int wxComboBox::DoAppend(const wxString& item)
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{
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#if USE_HICOMBOBOX
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CFIndex outIndex;
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HIComboBoxAppendTextItem( *m_peer, wxMacCFStringHolder( item, m_font.GetEncoding() ), &outIndex );
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//SetControl32BitMaximum( *m_peer, GetCount() );
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return (int) outIndex;
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#else
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return m_choice->DoAppend( item ) ;
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#endif
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}
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int wxComboBox::DoInsert(const wxString& item, int pos)
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{
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#if USE_HICOMBOBOX
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HIComboBoxInsertTextItemAtIndex( *m_peer, (CFIndex)pos, wxMacCFStringHolder(item, m_font.GetEncoding()) );
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//SetControl32BitMaximum( *m_peer, GetCount() );
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return pos;
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#else
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return m_choice->DoInsert( item , pos ) ;
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#endif
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}
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void wxComboBox::DoSetItemClientData(int n, void* clientData)
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{
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#if USE_HICOMBOBOX
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return; //TODO
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#else
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return m_choice->DoSetItemClientData( n , clientData ) ;
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#endif
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|
}
|
|
|
|
void* wxComboBox::DoGetItemClientData(int n) const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
return NULL; //TODO
|
|
#else
|
|
return m_choice->DoGetItemClientData( n ) ;
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::DoSetItemClientObject(int n, wxClientData* clientData)
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
return; //TODO
|
|
#else
|
|
return m_choice->DoSetItemClientObject( n , clientData ) ;
|
|
#endif
|
|
}
|
|
|
|
wxClientData* wxComboBox::DoGetItemClientObject(int n) const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
return NULL;
|
|
#else
|
|
return m_choice->DoGetItemClientObject( n ) ;
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::FreeData()
|
|
{
|
|
if ( HasClientObjectData() )
|
|
{
|
|
size_t count = GetCount();
|
|
for ( size_t n = 0; n < count; n++ )
|
|
{
|
|
SetClientObject( n, NULL );
|
|
}
|
|
}
|
|
}
|
|
|
|
int wxComboBox::GetCount() const {
|
|
#if USE_HICOMBOBOX
|
|
return (int) HIComboBoxGetItemCount( *m_peer );
|
|
#else
|
|
return m_choice->GetCount() ;
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::Delete(int n)
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
HIComboBoxRemoveItemAtIndex( *m_peer, (CFIndex)n );
|
|
#else
|
|
// force client object deletion
|
|
if( HasClientObjectData() )
|
|
SetClientObject( n, NULL );
|
|
m_choice->Delete( n );
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::Clear()
|
|
{
|
|
FreeData();
|
|
#if USE_HICOMBOBOX
|
|
for ( CFIndex i = GetCount() - 1 ; i >= 0 ; ++ i )
|
|
verify_noerr( HIComboBoxRemoveItemAtIndex( *m_peer, i ) );
|
|
m_peer->SetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag,CFSTR(""));
|
|
#else
|
|
m_choice->Clear();
|
|
#endif
|
|
}
|
|
|
|
int wxComboBox::GetSelection() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
return FindString( GetStringSelection() ) ;
|
|
#else
|
|
return m_choice->GetSelection();
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::SetSelection(int n)
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
SetControl32BitValue( *m_peer , n + 1 ) ;
|
|
#else
|
|
m_choice->SetSelection( n );
|
|
|
|
if ( m_text != NULL )
|
|
{
|
|
m_text->SetValue( GetString( n ) );
|
|
}
|
|
#endif
|
|
}
|
|
|
|
int wxComboBox::FindString(const wxString& s) const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
for( int i = 0 ; i < GetCount() ; i++ )
|
|
{
|
|
if ( GetString( i ).IsSameAs(s, FALSE) )
|
|
return i ;
|
|
}
|
|
return wxNOT_FOUND ;
|
|
#else
|
|
return m_choice->FindString( s );
|
|
#endif
|
|
}
|
|
|
|
wxString wxComboBox::GetString(int n) const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
CFStringRef itemText;
|
|
HIComboBoxCopyTextItemAtIndex( *m_peer, (CFIndex)n, &itemText );
|
|
return wxMacCFStringHolder(itemText).AsString();
|
|
#else
|
|
return m_choice->GetString( n );
|
|
#endif
|
|
}
|
|
|
|
wxString wxComboBox::GetStringSelection() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
return wxMacCFStringHolder(m_peer->GetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag)).AsString() ;
|
|
#else
|
|
int sel = GetSelection ();
|
|
if (sel > -1)
|
|
return wxString(this->GetString (sel));
|
|
else
|
|
return wxEmptyString;
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::SetStringSelection(const wxString& sel)
|
|
{
|
|
int s = FindString (sel);
|
|
if (s > -1)
|
|
{
|
|
SetSelection (s);
|
|
return TRUE;
|
|
}
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
void wxComboBox::SetString(int n, const wxString& s)
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
verify_noerr ( HIComboBoxInsertTextItemAtIndex( *m_peer, (CFIndex) n,
|
|
wxMacCFStringHolder(s, m_font.GetEncoding()) ) );
|
|
verify_noerr ( HIComboBoxRemoveItemAtIndex( *m_peer, (CFIndex) n + 1 ) );
|
|
#else
|
|
m_choice->SetString( n , s ) ;
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::IsEditable() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
return !HasFlag(wxCB_READONLY);
|
|
#else
|
|
return m_text != NULL && !HasFlag(wxCB_READONLY);
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::Undo()
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
#else
|
|
if (m_text != NULL)
|
|
m_text->Undo();
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::Redo()
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
#else
|
|
if (m_text != NULL)
|
|
m_text->Redo();
|
|
#endif
|
|
}
|
|
|
|
void wxComboBox::SelectAll()
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
#else
|
|
if (m_text != NULL)
|
|
m_text->SelectAll();
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::CanCopy() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
return false;
|
|
#else
|
|
if (m_text != NULL)
|
|
return m_text->CanCopy();
|
|
else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::CanCut() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
return false;
|
|
#else
|
|
if (m_text != NULL)
|
|
return m_text->CanCut();
|
|
else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::CanPaste() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
return false;
|
|
#else
|
|
if (m_text != NULL)
|
|
return m_text->CanPaste();
|
|
else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::CanUndo() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
return false;
|
|
#else
|
|
if (m_text != NULL)
|
|
return m_text->CanUndo();
|
|
else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool wxComboBox::CanRedo() const
|
|
{
|
|
#if USE_HICOMBOBOX
|
|
// TODO
|
|
return false;
|
|
#else
|
|
if (m_text != NULL)
|
|
return m_text->CanRedo();
|
|
else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
wxInt32 wxComboBox::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
|
|
{
|
|
wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
|
|
event.SetInt(GetSelection());
|
|
event.SetEventObject(this);
|
|
event.SetString(GetStringSelection());
|
|
ProcessCommand(event);
|
|
return noErr ;
|
|
}
|
|
|