src/mac/carbon/combobxc.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/mac/carbon/combobxc.cpp
// Purpose:     wxComboBox class using HIView ComboBox
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#include "wx/combobox.h"

#ifndef WX_PRECOMP
    #include "wx/button.h"
    #include "wx/menu.h"
#endif

#include "wx/mac/uma.h"
#if TARGET_API_MAC_OSX
#ifndef __HIVIEW__
    #include <HIToolbox/HIView.h>
#endif
#endif

IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)

#if TARGET_API_MAC_OSX
#define USE_HICOMBOBOX 1 //use hi combobox define
#else
#define USE_HICOMBOBOX 0
#endif

static int nextPopUpMenuId = 1000;
MenuHandle NewUniqueMenu()
{
  MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" );
  nextPopUpMenuId++;
  return handle;
}

#if USE_HICOMBOBOX
static const EventTypeSpec eventList[] =
{
    { kEventClassTextField , kEventTextAccepted } ,
};

static pascal OSStatus wxMacComboBoxEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
{
    OSStatus result = eventNotHandledErr;
    wxComboBox* cb = (wxComboBox*) data;

    wxMacCarbonEvent cEvent( event );

    switch( cEvent.GetClass() )
    {
        case kEventClassTextField :
            switch( cEvent.GetKind() )
            {
                case kEventTextAccepted :
                    {
                        wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, cb->GetId() );
                        event.SetInt( cb->GetSelection() );
                        event.SetString( cb->GetStringSelection() );
                        event.SetEventObject( cb );
                        cb->GetEventHandler()->ProcessEvent( event );
                    }
                    break;
                default :
                    break;
            }
            break;
        default :
            break;
    }


    return result;
}

DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacComboBoxEventHandler )

#endif

// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------

// the margin between the text control and the choice
static const wxCoord MARGIN = 2;
#if TARGET_API_MAC_OSX
static const int    POPUPWIDTH = 24;
#else
static const int    POPUPWIDTH = 18;
#endif
static const int    POPUPHEIGHT = 23;

// ----------------------------------------------------------------------------
// wxComboBoxText: text control forwards events to combobox
// ----------------------------------------------------------------------------

class wxComboBoxText : public wxTextCtrl
{
public:
    wxComboBoxText( wxComboBox * cb )
        : wxTextCtrl( cb , 1 )
    {
        m_cb = cb;
    }

protected:
    void OnChar( wxKeyEvent& event )
    {
        if ( event.GetKeyCode() == WXK_RETURN )
        {
            wxString value = GetValue();

            if ( m_cb->GetCount() == 0 )
            {
                // make Enter generate "selected" event if there is only one item
                // in the combobox - without it, it's impossible to select it at
                // all!
                wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
                event.SetInt( 0 );
                event.SetString( value );
                event.SetEventObject( m_cb );
                m_cb->GetEventHandler()->ProcessEvent( event );
            }
            else
            {
                // add the item to the list if it's not there yet
                if ( m_cb->FindString(value) == wxNOT_FOUND )
                {
                    m_cb->Append(value);
                    m_cb->SetStringSelection(value);

                    // and generate the selected event for it
                    wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
                    event.SetInt( m_cb->GetCount() - 1 );
                    event.SetString( value );
                    event.SetEventObject( m_cb );
                    m_cb->GetEventHandler()->ProcessEvent( event );
                }

                // This will invoke the dialog default action, such
                // as the clicking the default button.

                wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
                if ( tlw && tlw->GetDefaultItem() )
                {
                    wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
                    if ( def && def->IsEnabled() )
                    {
                        wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
                        event.SetEventObject(def);
                        def->Command(event);
                        return;
                    }
                }

                return;
            }
        }

        event.Skip();
    }
private:
    wxComboBox *m_cb;

    DECLARE_EVENT_TABLE()
};

BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
    EVT_CHAR( wxComboBoxText::OnChar)
END_EVENT_TABLE()

class wxComboBoxChoice : public wxChoice
{
public:
    wxComboBoxChoice(wxComboBox *cb, int style)
        : wxChoice( cb , 1 )
    {
        m_cb = cb;
    }

protected:
    void OnChoice( wxCommandEvent& e )
    {
        wxString    s = e.GetString();

        m_cb->DelegateChoice( s );
        wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
        event2.SetInt(m_cb->GetSelection());
        event2.SetEventObject(m_cb);
        event2.SetString(m_cb->GetStringSelection());
        m_cb->ProcessCommand(event2);
    }
    virtual wxSize DoGetBestSize() const
    {
        wxSize sz = wxChoice::DoGetBestSize();
        sz.x = POPUPWIDTH;
        return sz;
    }

private:
    wxComboBox *m_cb;

    DECLARE_EVENT_TABLE()
};

BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
    EVT_CHOICE(wxID_ANY, wxComboBoxChoice::OnChoice)
END_EVENT_TABLE()

wxComboBox::~wxComboBox()
{
    // delete client objects
    FreeData();

    // delete the controls now, don't leave them alive even though they would
    // still be eventually deleted by our parent - but it will be too late, the
    // user code expects them to be gone now
    if (m_text != NULL) {
        delete m_text;
        m_text = NULL;
    }
    if (m_choice != NULL) {
        delete m_choice;
        m_choice = NULL;
    }
}


// ----------------------------------------------------------------------------
// geometry
// ----------------------------------------------------------------------------

wxSize wxComboBox::DoGetBestSize() const
{
#if USE_HICOMBOBOX
    return wxControl::DoGetBestSize();
#else
    wxSize size = m_choice->GetBestSize();

    if ( m_text != NULL )
    {
        wxSize  sizeText = m_text->GetBestSize();

        size.x = POPUPWIDTH + sizeText.x + MARGIN;
    }

    return size;
#endif
}

void wxComboBox::DoMoveWindow(int x, int y, int width, int height) {
#if USE_HICOMBOBOX
    wxControl::DoMoveWindow(x, y, width, height);
#else
    height = POPUPHEIGHT;

    wxControl::DoMoveWindow(x, y, width, height);

    if ( m_text == NULL )
    {
        // we might not be fully constructed yet, therefore watch out...
        if ( m_choice )
            m_choice->SetSize(0, 0 , width, wxDefaultCoord);
    }
    else
    {
        wxCoord wText = width - POPUPWIDTH - MARGIN;
        m_text->SetSize(0, 0, wText, height);
        m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, wxDefaultCoord);
    }
#endif
}


// ----------------------------------------------------------------------------
// operations forwarded to the subcontrols
// ----------------------------------------------------------------------------

bool wxComboBox::Enable(bool enable)
{
    if ( !wxControl::Enable(enable) )
        return false;

    return true;
}

bool wxComboBox::Show(bool show)
{
    if ( !wxControl::Show(show) )
        return false;

    return true;
}

void wxComboBox::SetFocus()
{
#if USE_HICOMBOBOX
    wxControl::SetFocus();
#else
    if ( m_text != NULL) {
        m_text->SetFocus();
    }
#endif
}


void wxComboBox::DelegateTextChanged( const wxString& value )
{
    SetStringSelection( value );
}


void wxComboBox::DelegateChoice( const wxString& value )
{
    SetStringSelection( value );
}


bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
           const wxString& value,
           const wxPoint& pos,
           const wxSize& size,
           const wxArrayString& choices,
           long style,
           const wxValidator& validator,
           const wxString& name)
{
    wxCArrayString chs( choices );

    return Create( parent, id, value, pos, size, chs.GetCount(),
                   chs.GetStrings(), style, validator, name );
}


bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
           const wxString& value,
           const wxPoint& pos,
           const wxSize& size,
           int n, const wxString choices[],
           long style,
           const wxValidator& validator,
           const wxString& name)
{
    m_text = NULL;
    m_choice = NULL;
#if USE_HICOMBOBOX
    m_macIsUserPane = false;
#endif
    if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
                            wxDefaultValidator, name) )
    {
        return false;
    }
#if USE_HICOMBOBOX
    Rect bounds = wxMacGetBoundsForControl( this , pos , size );
    HIRect hiRect;

    hiRect.origin.x = 20; //bounds.left;
    hiRect.origin.y = 25; //bounds.top;
    hiRect.size.width = 120;// bounds.right - bounds.left;
    hiRect.size.height = 24;

    //For some reason, this code causes the combo box not to be displayed at all.
    //hiRect.origin.x = bounds.left;
    //hiRect.origin.y = bounds.top;
    //hiRect.size.width = bounds.right - bounds.left;
    //hiRect.size.height = bounds.bottom - bounds.top;
    //printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
    //printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
    m_peer = new wxMacControl(this);
    verify_noerr( HIComboBoxCreate( &hiRect, CFSTR(""), NULL, NULL, kHIComboBoxStandardAttributes, m_peer->GetControlRefAddr() ) );


    m_peer->SetMinimum( 0 );
    m_peer->SetMaximum( 100);
    if ( n > 0 )
        m_peer->SetValue( 1 );

    MacPostControlCreate(pos,size);

    for ( int i = 0; i < n; i++ )
    {
        DoAppend( choices[ i ] );
    }

    HIViewSetVisible( m_peer->GetControlRef(), true );
    SetSelection(0);
    EventHandlerRef comboEventHandler;
    InstallControlEventHandler( m_peer->GetControlRef(), GetwxMacComboBoxEventHandlerUPP(),
        GetEventTypeCount(eventList), eventList, this,
        (EventHandlerRef *)&comboEventHandler);
#else
    m_choice = new wxComboBoxChoice(this, style );

    m_choice = new wxComboBoxChoice(this, style );
    m_choice->SetSizeHints( wxSize( POPUPWIDTH , POPUPHEIGHT ) );

    wxSize csize = size;
    if ( style & wxCB_READONLY )
    {
        m_text = NULL;
    }
    else
    {
        m_text = new wxComboBoxText(this);
        if ( size.y == wxDefaultCoord ) {
          csize.y = m_text->GetSize().y;
        }
    }

    DoSetSize(pos.x, pos.y, csize.x, csize.y);

    for ( int i = 0; i < n; i++ )
    {
        m_choice->DoAppend( choices[ i ] );
    }
    SetBestSize(csize);   // Needed because it is a wxControlWithItems
#endif

    return true;
}

wxString wxComboBox::GetValue() const
{
#if USE_HICOMBOBOX
    CFStringRef myString;
    HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)GetSelection(), &myString );
    return wxMacCFStringHolder( myString, m_font.GetEncoding() ).AsString();
#else
    wxString        result;

    if ( m_text == NULL )
    {
        result = m_choice->GetString( m_choice->GetSelection() );
    }
    else
    {
        result = m_text->GetValue();
    }

    return result;
#endif
}

void wxComboBox::SetValue(const wxString& value)
{
#if USE_HICOMBOBOX

#else
    int s = FindString (value);
    if (s == wxNOT_FOUND && !HasFlag(wxCB_READONLY) )
    {
        m_choice->Append(value);
    }
    SetStringSelection( value );
#endif
}

// Clipboard operations
void wxComboBox::Copy()
{
    if ( m_text != NULL )
    {
        m_text->Copy();
    }
}

void wxComboBox::Cut()
{
    if ( m_text != NULL )
    {
        m_text->Cut();
    }
}

void wxComboBox::Paste()
{
    if ( m_text != NULL )
    {
        m_text->Paste();
    }
}

void wxComboBox::SetEditable(bool editable)
{
    if ( ( m_text == NULL ) && editable )
    {
        m_text = new wxComboBoxText( this );
    }
    else if ( ( m_text != NULL ) && !editable )
    {
        delete m_text;
        m_text = NULL;
    }

    int currentX, currentY;
    GetPosition( &currentX, &currentY );

    int currentW, currentH;
    GetSize( &currentW, &currentH );

    DoMoveWindow( currentX, currentY, currentW, currentH );
}

void wxComboBox::SetInsertionPoint(long pos)
{
    // TODO
}

void wxComboBox::SetInsertionPointEnd()
{
    // TODO
}

long wxComboBox::GetInsertionPoint() const
{
    // TODO
    return 0;
}

wxTextPos wxComboBox::GetLastPosition() const
{
    // TODO
    return 0;
}

void wxComboBox::Replace(long from, long to, const wxString& value)
{
    // TODO
}

void wxComboBox::Remove(long from, long to)
{
    // TODO
}

void wxComboBox::SetSelection(long from, long to)
{
    // TODO
}

int wxComboBox::DoAppend(const wxString& item)
{
#if USE_HICOMBOBOX
    CFIndex outIndex;
    HIComboBoxAppendTextItem( m_peer->GetControlRef(), wxMacCFStringHolder( item, m_font.GetEncoding() ), &outIndex );
    //SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );
    return (int) outIndex;
#else
    return m_choice->DoAppend( item );
#endif
}

int wxComboBox::DoInsert(const wxString& item, unsigned int pos)
{
#if USE_HICOMBOBOX
    HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)pos, wxMacCFStringHolder(item, m_font.GetEncoding()) );

    //SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );

    return pos;
#else
    return m_choice->DoInsert( item , pos );
#endif
}

void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
{
#if USE_HICOMBOBOX
    return; //TODO
#else
    return m_choice->DoSetItemClientData( n , clientData );
#endif
}

void* wxComboBox::DoGetItemClientData(unsigned int n) const
{
#if USE_HICOMBOBOX
    return NULL; //TODO
#else
    return m_choice->DoGetItemClientData( n );
#endif
}

void wxComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
{
#if USE_HICOMBOBOX
    return; //TODO
#else
    return m_choice->DoSetItemClientObject( n , clientData );
#endif
}

wxClientData* wxComboBox::DoGetItemClientObject(unsigned int n) const
{
#if USE_HICOMBOBOX
    return NULL;
#else
    return m_choice->DoGetItemClientObject( n );
#endif
}

void wxComboBox::FreeData()
{
    if (HasClientObjectData())
    {
        unsigned int count = GetCount();
        for ( unsigned int n = 0; n < count; n++ )
        {
            SetClientObject( n, NULL );
        }
    }
}

unsigned int wxComboBox::GetCount() const {
#if USE_HICOMBOBOX
    return (unsigned int) HIComboBoxGetItemCount( m_peer->GetControlRef() );
#else
    return m_choice->GetCount();
#endif
}

void wxComboBox::Delete(unsigned int n)
{
#if USE_HICOMBOBOX
    HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (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->GetControlRef(), 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->GetControlRef() , n + 1 );
#else
    m_choice->SetSelection( n );

    if ( m_text != NULL )
    {
        m_text->SetValue(GetString(n));
    }
#endif
}

int wxComboBox::FindString(const wxString& s, bool bCase) const
{
#if USE_HICOMBOBOX
    for( unsigned int i = 0 ; i < GetCount() ; i++ )
    {
        if (GetString(i).IsSameAs(s, bCase) )
            return i ;
    }
    return wxNOT_FOUND;
#else
    return m_choice->FindString( s, bCase );
#endif
}

wxString wxComboBox::GetString(unsigned int n) const
{
#if USE_HICOMBOBOX
    CFStringRef itemText;
    HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (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 != wxNOT_FOUND)
        return wxString(this->GetString((unsigned int)sel));
    else
        return wxEmptyString;
#endif
}

void wxComboBox::SetString(unsigned int n, const wxString& s)
{
#if USE_HICOMBOBOX
    verify_noerr ( HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex) n,
        wxMacCFStringHolder(s, m_font.GetEncoding()) ) );
    verify_noerr ( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (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;
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/mac/carbon/combobxc.cpp
	3	// Purpose: wxComboBox class using HIView ComboBox
	4	// Author: Stefan Csomor
	5	// Modified by:
	6	// Created: 1998-01-01
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Stefan Csomor
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#include "wx/wxprec.h"
	13
	14	#include "wx/combobox.h"
	15
	16	#ifndef WX_PRECOMP
	17	#include "wx/button.h"
	18	#include "wx/menu.h"
	19	#endif
	20
	21	#include "wx/mac/uma.h"
	22	#if TARGET_API_MAC_OSX
	23	#ifndef __HIVIEW__
	24	#include <HIToolbox/HIView.h>
	25	#endif
	26	#endif
	27
	28	IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
	29
	30	#if TARGET_API_MAC_OSX
	31	#define USE_HICOMBOBOX 1 //use hi combobox define
	32	#else
	33	#define USE_HICOMBOBOX 0
	34	#endif
	35
	36	static int nextPopUpMenuId = 1000;
	37	MenuHandle NewUniqueMenu()
	38	{
	39	MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" );
	40	nextPopUpMenuId++;
	41	return handle;
	42	}
	43
	44	#if USE_HICOMBOBOX
	45	static const EventTypeSpec eventList[] =
	46	{
	47	{ kEventClassTextField , kEventTextAccepted } ,
	48	};
	49
	50	static pascal OSStatus wxMacComboBoxEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
	51	{
	52	OSStatus result = eventNotHandledErr;
	53	wxComboBox* cb = (wxComboBox*) data;
	54
	55	wxMacCarbonEvent cEvent( event );
	56
	57	switch( cEvent.GetClass() )
	58	{
	59	case kEventClassTextField :
	60	switch( cEvent.GetKind() )
	61	{
	62	case kEventTextAccepted :
	63	{
	64	wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, cb->GetId() );
	65	event.SetInt( cb->GetSelection() );
	66	event.SetString( cb->GetStringSelection() );
	67	event.SetEventObject( cb );
	68	cb->GetEventHandler()->ProcessEvent( event );
	69	}
	70	break;
	71	default :
	72	break;
	73	}
	74	break;
	75	default :
	76	break;
	77	}
	78
	79
	80	return result;
	81	}
	82
	83	DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacComboBoxEventHandler )
	84
	85	#endif
	86
	87	// ----------------------------------------------------------------------------
	88	// constants
	89	// ----------------------------------------------------------------------------
	90
	91	// the margin between the text control and the choice
	92	static const wxCoord MARGIN = 2;
	93	#if TARGET_API_MAC_OSX
	94	static const int POPUPWIDTH = 24;
	95	#else
	96	static const int POPUPWIDTH = 18;
	97	#endif
	98	static const int POPUPHEIGHT = 23;
	99
	100	// ----------------------------------------------------------------------------
	101	// wxComboBoxText: text control forwards events to combobox
	102	// ----------------------------------------------------------------------------
	103
	104	class wxComboBoxText : public wxTextCtrl
	105	{
	106	public:
	107	wxComboBoxText( wxComboBox * cb )
	108	: wxTextCtrl( cb , 1 )
	109	{
	110	m_cb = cb;
	111	}
	112
	113	protected:
	114	void OnChar( wxKeyEvent& event )
	115	{
	116	if ( event.GetKeyCode() == WXK_RETURN )
	117	{
	118	wxString value = GetValue();
	119
	120	if ( m_cb->GetCount() == 0 )
	121	{
	122	// make Enter generate "selected" event if there is only one item
	123	// in the combobox - without it, it's impossible to select it at
	124	// all!
	125	wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
	126	event.SetInt( 0 );
	127	event.SetString( value );
	128	event.SetEventObject( m_cb );
	129	m_cb->GetEventHandler()->ProcessEvent( event );
	130	}
	131	else
	132	{
	133	// add the item to the list if it's not there yet
	134	if ( m_cb->FindString(value) == wxNOT_FOUND )
	135	{
	136	m_cb->Append(value);
	137	m_cb->SetStringSelection(value);
	138
	139	// and generate the selected event for it
	140	wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
	141	event.SetInt( m_cb->GetCount() - 1 );
	142	event.SetString( value );
	143	event.SetEventObject( m_cb );
	144	m_cb->GetEventHandler()->ProcessEvent( event );
	145	}
	146
	147	// This will invoke the dialog default action, such
	148	// as the clicking the default button.
	149
	150	wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
	151	if ( tlw && tlw->GetDefaultItem() )
	152	{
	153	wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
	154	if ( def && def->IsEnabled() )
	155	{
	156	wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
	157	event.SetEventObject(def);
	158	def->Command(event);
	159	return;
	160	}
	161	}
	162
	163	return;
	164	}
	165	}
	166
	167	event.Skip();
	168	}
	169	private:
	170	wxComboBox *m_cb;
	171
	172	DECLARE_EVENT_TABLE()
	173	};
	174
	175	BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
	176	EVT_CHAR( wxComboBoxText::OnChar)
	177	END_EVENT_TABLE()
	178
	179	class wxComboBoxChoice : public wxChoice
	180	{
	181	public:
	182	wxComboBoxChoice(wxComboBox *cb, int style)
	183	: wxChoice( cb , 1 )
	184	{
	185	m_cb = cb;
	186	}
	187
	188	protected:
	189	void OnChoice( wxCommandEvent& e )
	190	{
	191	wxString s = e.GetString();
	192
	193	m_cb->DelegateChoice( s );
	194	wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
	195	event2.SetInt(m_cb->GetSelection());
	196	event2.SetEventObject(m_cb);
	197	event2.SetString(m_cb->GetStringSelection());
	198	m_cb->ProcessCommand(event2);
	199	}
	200	virtual wxSize DoGetBestSize() const
	201	{
	202	wxSize sz = wxChoice::DoGetBestSize();
	203	sz.x = POPUPWIDTH;
	204	return sz;
	205	}
	206
	207	private:
	208	wxComboBox *m_cb;
	209
	210	DECLARE_EVENT_TABLE()
	211	};
	212
	213	BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
	214	EVT_CHOICE(wxID_ANY, wxComboBoxChoice::OnChoice)
	215	END_EVENT_TABLE()
	216
	217	wxComboBox::~wxComboBox()
	218	{
	219	// delete client objects
	220	FreeData();
	221
	222	// delete the controls now, don't leave them alive even though they would
	223	// still be eventually deleted by our parent - but it will be too late, the
	224	// user code expects them to be gone now
	225	if (m_text != NULL) {
	226	delete m_text;
	227	m_text = NULL;
	228	}
	229	if (m_choice != NULL) {
	230	delete m_choice;
	231	m_choice = NULL;
	232	}
	233	}
	234
	235
	236	// ----------------------------------------------------------------------------
	237	// geometry
	238	// ----------------------------------------------------------------------------
	239
	240	wxSize wxComboBox::DoGetBestSize() const
	241	{
	242	#if USE_HICOMBOBOX
	243	return wxControl::DoGetBestSize();
	244	#else
	245	wxSize size = m_choice->GetBestSize();
	246
	247	if ( m_text != NULL )
	248	{
	249	wxSize sizeText = m_text->GetBestSize();
	250
	251	size.x = POPUPWIDTH + sizeText.x + MARGIN;
	252	}
	253
	254	return size;
	255	#endif
	256	}
	257
	258	void wxComboBox::DoMoveWindow(int x, int y, int width, int height) {
	259	#if USE_HICOMBOBOX
	260	wxControl::DoMoveWindow(x, y, width, height);
	261	#else
	262	height = POPUPHEIGHT;
	263
	264	wxControl::DoMoveWindow(x, y, width, height);
	265
	266	if ( m_text == NULL )
	267	{
	268	// we might not be fully constructed yet, therefore watch out...
	269	if ( m_choice )
	270	m_choice->SetSize(0, 0 , width, wxDefaultCoord);
	271	}
	272	else
	273	{
	274	wxCoord wText = width - POPUPWIDTH - MARGIN;
	275	m_text->SetSize(0, 0, wText, height);
	276	m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, wxDefaultCoord);
	277	}
	278	#endif
	279	}
	280
	281
	282
	283	// ----------------------------------------------------------------------------
	284	// operations forwarded to the subcontrols
	285	// ----------------------------------------------------------------------------
	286
	287	bool wxComboBox::Enable(bool enable)
	288	{
	289	if ( !wxControl::Enable(enable) )
	290	return false;
	291
	292	return true;
	293	}
	294
	295	bool wxComboBox::Show(bool show)
	296	{
	297	if ( !wxControl::Show(show) )
	298	return false;
	299
	300	return true;
	301	}
	302
	303	void wxComboBox::SetFocus()
	304	{
	305	#if USE_HICOMBOBOX
	306	wxControl::SetFocus();
	307	#else
	308	if ( m_text != NULL) {
	309	m_text->SetFocus();
	310	}
	311	#endif
	312	}
	313
	314
	315	void wxComboBox::DelegateTextChanged( const wxString& value )
	316	{
	317	SetStringSelection( value );
	318	}
	319
	320
	321	void wxComboBox::DelegateChoice( const wxString& value )
	322	{
	323	SetStringSelection( value );
	324	}
	325
	326
	327	bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
	328	const wxString& value,
	329	const wxPoint& pos,
	330	const wxSize& size,
	331	const wxArrayString& choices,
	332	long style,
	333	const wxValidator& validator,
	334	const wxString& name)
	335	{
	336	wxCArrayString chs( choices );
	337
	338	return Create( parent, id, value, pos, size, chs.GetCount(),
	339	chs.GetStrings(), style, validator, name );
	340	}
	341
	342
	343	bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
	344	const wxString& value,
	345	const wxPoint& pos,
	346	const wxSize& size,
	347	int n, const wxString choices[],
	348	long style,
	349	const wxValidator& validator,
	350	const wxString& name)
	351	{
	352	m_text = NULL;
	353	m_choice = NULL;
	354	#if USE_HICOMBOBOX
	355	m_macIsUserPane = false;
	356	#endif
	357	if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
	358	wxDefaultValidator, name) )
	359	{
	360	return false;
	361	}
	362	#if USE_HICOMBOBOX
	363	Rect bounds = wxMacGetBoundsForControl( this , pos , size );
	364	HIRect hiRect;
	365
	366	hiRect.origin.x = 20; //bounds.left;
	367	hiRect.origin.y = 25; //bounds.top;
	368	hiRect.size.width = 120;// bounds.right - bounds.left;
	369	hiRect.size.height = 24;
	370
	371	//For some reason, this code causes the combo box not to be displayed at all.
	372	//hiRect.origin.x = bounds.left;
	373	//hiRect.origin.y = bounds.top;
	374	//hiRect.size.width = bounds.right - bounds.left;
	375	//hiRect.size.height = bounds.bottom - bounds.top;
	376	//printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
	377	//printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
	378	m_peer = new wxMacControl(this);
	379	verify_noerr( HIComboBoxCreate( &hiRect, CFSTR(""), NULL, NULL, kHIComboBoxStandardAttributes, m_peer->GetControlRefAddr() ) );
	380
	381
	382	m_peer->SetMinimum( 0 );
	383	m_peer->SetMaximum( 100);
	384	if ( n > 0 )
	385	m_peer->SetValue( 1 );
	386
	387	MacPostControlCreate(pos,size);
	388
	389	for ( int i = 0; i < n; i++ )
	390	{
	391	DoAppend( choices[ i ] );
	392	}
	393
	394	HIViewSetVisible( m_peer->GetControlRef(), true );
	395	SetSelection(0);
	396	EventHandlerRef comboEventHandler;
	397	InstallControlEventHandler( m_peer->GetControlRef(), GetwxMacComboBoxEventHandlerUPP(),
	398	GetEventTypeCount(eventList), eventList, this,
	399	(EventHandlerRef *)&comboEventHandler);
	400	#else
	401	m_choice = new wxComboBoxChoice(this, style );
	402
	403	m_choice = new wxComboBoxChoice(this, style );
	404	m_choice->SetSizeHints( wxSize( POPUPWIDTH , POPUPHEIGHT ) );
	405
	406	wxSize csize = size;
	407	if ( style & wxCB_READONLY )
	408	{
	409	m_text = NULL;
	410	}
	411	else
	412	{
	413	m_text = new wxComboBoxText(this);
	414	if ( size.y == wxDefaultCoord ) {
	415	csize.y = m_text->GetSize().y;
	416	}
	417	}
	418
	419	DoSetSize(pos.x, pos.y, csize.x, csize.y);
	420
	421	for ( int i = 0; i < n; i++ )
	422	{
	423	m_choice->DoAppend( choices[ i ] );
	424	}
	425	SetBestSize(csize); // Needed because it is a wxControlWithItems
	426	#endif
	427
	428	return true;
	429	}
	430
	431	wxString wxComboBox::GetValue() const
	432	{
	433	#if USE_HICOMBOBOX
	434	CFStringRef myString;
	435	HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)GetSelection(), &myString );
	436	return wxMacCFStringHolder( myString, m_font.GetEncoding() ).AsString();
	437	#else
	438	wxString result;
	439
	440	if ( m_text == NULL )
	441	{
	442	result = m_choice->GetString( m_choice->GetSelection() );
	443	}
	444	else
	445	{
	446	result = m_text->GetValue();
	447	}
	448
	449	return result;
	450	#endif
	451	}
	452
	453	void wxComboBox::SetValue(const wxString& value)
	454	{
	455	#if USE_HICOMBOBOX
	456
	457	#else
	458	int s = FindString (value);
	459	if (s == wxNOT_FOUND && !HasFlag(wxCB_READONLY) )
	460	{
	461	m_choice->Append(value);
	462	}
	463	SetStringSelection( value );
	464	#endif
	465	}
	466
	467	// Clipboard operations
	468	void wxComboBox::Copy()
	469	{
	470	if ( m_text != NULL )
	471	{
	472	m_text->Copy();
	473	}
	474	}
	475
	476	void wxComboBox::Cut()
	477	{
	478	if ( m_text != NULL )
	479	{
	480	m_text->Cut();
	481	}
	482	}
	483
	484	void wxComboBox::Paste()
	485	{
	486	if ( m_text != NULL )
	487	{
	488	m_text->Paste();
	489	}
	490	}
	491
	492	void wxComboBox::SetEditable(bool editable)
	493	{
	494	if ( ( m_text == NULL ) && editable )
	495	{
	496	m_text = new wxComboBoxText( this );
	497	}
	498	else if ( ( m_text != NULL ) && !editable )
	499	{
	500	delete m_text;
	501	m_text = NULL;
	502	}
	503
	504	int currentX, currentY;
	505	GetPosition( &currentX, &currentY );
	506
	507	int currentW, currentH;
	508	GetSize( &currentW, &currentH );
	509
	510	DoMoveWindow( currentX, currentY, currentW, currentH );
	511	}
	512
	513	void wxComboBox::SetInsertionPoint(long pos)
	514	{
	515	// TODO
	516	}
	517
	518	void wxComboBox::SetInsertionPointEnd()
	519	{
	520	// TODO
	521	}
	522
	523	long wxComboBox::GetInsertionPoint() const
	524	{
	525	// TODO
	526	return 0;
	527	}
	528
	529	wxTextPos wxComboBox::GetLastPosition() const
	530	{
	531	// TODO
	532	return 0;
	533	}
	534
	535	void wxComboBox::Replace(long from, long to, const wxString& value)
	536	{
	537	// TODO
	538	}
	539
	540	void wxComboBox::Remove(long from, long to)
	541	{
	542	// TODO
	543	}
	544
	545	void wxComboBox::SetSelection(long from, long to)
	546	{
	547	// TODO
	548	}
	549
	550	int wxComboBox::DoAppend(const wxString& item)
	551	{
	552	#if USE_HICOMBOBOX
	553	CFIndex outIndex;
	554	HIComboBoxAppendTextItem( m_peer->GetControlRef(), wxMacCFStringHolder( item, m_font.GetEncoding() ), &outIndex );
	555	//SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );
	556	return (int) outIndex;
	557	#else
	558	return m_choice->DoAppend( item );
	559	#endif
	560	}
	561
	562	int wxComboBox::DoInsert(const wxString& item, unsigned int pos)
	563	{
	564	#if USE_HICOMBOBOX
	565	HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)pos, wxMacCFStringHolder(item, m_font.GetEncoding()) );
	566
	567	//SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );
	568
	569	return pos;
	570	#else
	571	return m_choice->DoInsert( item , pos );
	572	#endif
	573	}
	574
	575	void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
	576	{
	577	#if USE_HICOMBOBOX
	578	return; //TODO
	579	#else
	580	return m_choice->DoSetItemClientData( n , clientData );
	581	#endif
	582	}
	583
	584	void* wxComboBox::DoGetItemClientData(unsigned int n) const
	585	{
	586	#if USE_HICOMBOBOX
	587	return NULL; //TODO
	588	#else
	589	return m_choice->DoGetItemClientData( n );
	590	#endif
	591	}
	592
	593	void wxComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
	594	{
	595	#if USE_HICOMBOBOX
	596	return; //TODO
	597	#else
	598	return m_choice->DoSetItemClientObject( n , clientData );
	599	#endif
	600	}
	601
	602	wxClientData* wxComboBox::DoGetItemClientObject(unsigned int n) const
	603	{
	604	#if USE_HICOMBOBOX
	605	return NULL;
	606	#else
	607	return m_choice->DoGetItemClientObject( n );
	608	#endif
	609	}
	610
	611	void wxComboBox::FreeData()
	612	{
	613	if (HasClientObjectData())
	614	{
	615	unsigned int count = GetCount();
	616	for ( unsigned int n = 0; n < count; n++ )
	617	{
	618	SetClientObject( n, NULL );
	619	}
	620	}
	621	}
	622
	623	unsigned int wxComboBox::GetCount() const {
	624	#if USE_HICOMBOBOX
	625	return (unsigned int) HIComboBoxGetItemCount( m_peer->GetControlRef() );
	626	#else
	627	return m_choice->GetCount();
	628	#endif
	629	}
	630
	631	void wxComboBox::Delete(unsigned int n)
	632	{
	633	#if USE_HICOMBOBOX
	634	HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (CFIndex)n );
	635	#else
	636	// force client object deletion
	637	if( HasClientObjectData() )
	638	SetClientObject( n, NULL );
	639	m_choice->Delete( n );
	640	#endif
	641	}
	642
	643	void wxComboBox::Clear()
	644	{
	645	FreeData();
	646	#if USE_HICOMBOBOX
	647	for ( CFIndex i = GetCount() - 1; i >= 0; ++ i )
	648	verify_noerr( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), i ) );
	649	m_peer->SetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag,CFSTR(""));
	650	#else
	651	m_choice->Clear();
	652	#endif
	653	}
	654
	655	int wxComboBox::GetSelection() const
	656	{
	657	#if USE_HICOMBOBOX
	658	return FindString( GetStringSelection() );
	659	#else
	660	return m_choice->GetSelection();
	661	#endif
	662	}
	663
	664	void wxComboBox::SetSelection(int n)
	665	{
	666	#if USE_HICOMBOBOX
	667	SetControl32BitValue( m_peer->GetControlRef() , n + 1 );
	668	#else
	669	m_choice->SetSelection( n );
	670
	671	if ( m_text != NULL )
	672	{
	673	m_text->SetValue(GetString(n));
	674	}
	675	#endif
	676	}
	677
	678	int wxComboBox::FindString(const wxString& s, bool bCase) const
	679	{
	680	#if USE_HICOMBOBOX
	681	for( unsigned int i = 0 ; i < GetCount() ; i++ )
	682	{
	683	if (GetString(i).IsSameAs(s, bCase) )
	684	return i ;
	685	}
	686	return wxNOT_FOUND;
	687	#else
	688	return m_choice->FindString( s, bCase );
	689	#endif
	690	}
	691
	692	wxString wxComboBox::GetString(unsigned int n) const
	693	{
	694	#if USE_HICOMBOBOX
	695	CFStringRef itemText;
	696	HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)n, &itemText );
	697	return wxMacCFStringHolder(itemText).AsString();
	698	#else
	699	return m_choice->GetString( n );
	700	#endif
	701	}
	702
	703	wxString wxComboBox::GetStringSelection() const
	704	{
	705	#if USE_HICOMBOBOX
	706	return wxMacCFStringHolder(m_peer->GetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag)).AsString();
	707	#else
	708	int sel = GetSelection ();
	709	if (sel != wxNOT_FOUND)
	710	return wxString(this->GetString((unsigned int)sel));
	711	else
	712	return wxEmptyString;
	713	#endif
	714	}
	715
	716	void wxComboBox::SetString(unsigned int n, const wxString& s)
	717	{
	718	#if USE_HICOMBOBOX
	719	verify_noerr ( HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex) n,
	720	wxMacCFStringHolder(s, m_font.GetEncoding()) ) );
	721	verify_noerr ( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (CFIndex) n + 1 ) );
	722	#else
	723	m_choice->SetString( n , s );
	724	#endif
	725	}
	726
	727	bool wxComboBox::IsEditable() const
	728	{
	729	#if USE_HICOMBOBOX
	730	// TODO
	731	return !HasFlag(wxCB_READONLY);
	732	#else
	733	return m_text != NULL && !HasFlag(wxCB_READONLY);
	734	#endif
	735	}
	736
	737	void wxComboBox::Undo()
	738	{
	739	#if USE_HICOMBOBOX
	740	// TODO
	741	#else
	742	if (m_text != NULL)
	743	m_text->Undo();
	744	#endif
	745	}
	746
	747	void wxComboBox::Redo()
	748	{
	749	#if USE_HICOMBOBOX
	750	// TODO
	751	#else
	752	if (m_text != NULL)
	753	m_text->Redo();
	754	#endif
	755	}
	756
	757	void wxComboBox::SelectAll()
	758	{
	759	#if USE_HICOMBOBOX
	760	// TODO
	761	#else
	762	if (m_text != NULL)
	763	m_text->SelectAll();
	764	#endif
	765	}
	766
	767	bool wxComboBox::CanCopy() const
	768	{
	769	#if USE_HICOMBOBOX
	770	// TODO
	771	return false;
	772	#else
	773	if (m_text != NULL)
	774	return m_text->CanCopy();
	775	else
	776	return false;
	777	#endif
	778	}
	779
	780	bool wxComboBox::CanCut() const
	781	{
	782	#if USE_HICOMBOBOX
	783	// TODO
	784	return false;
	785	#else
	786	if (m_text != NULL)
	787	return m_text->CanCut();
	788	else
	789	return false;
	790	#endif
	791	}
	792
	793	bool wxComboBox::CanPaste() const
	794	{
	795	#if USE_HICOMBOBOX
	796	// TODO
	797	return false;
	798	#else
	799	if (m_text != NULL)
	800	return m_text->CanPaste();
	801	else
	802	return false;
	803	#endif
	804	}
	805
	806	bool wxComboBox::CanUndo() const
	807	{
	808	#if USE_HICOMBOBOX
	809	// TODO
	810	return false;
	811	#else
	812	if (m_text != NULL)
	813	return m_text->CanUndo();
	814	else
	815	return false;
	816	#endif
	817	}
	818
	819	bool wxComboBox::CanRedo() const
	820	{
	821	#if USE_HICOMBOBOX
	822	// TODO
	823	return false;
	824	#else
	825	if (m_text != NULL)
	826	return m_text->CanRedo();
	827	else
	828	return false;
	829	#endif
	830	}
	831
	832	wxInt32 wxComboBox::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
	833	{
	834	wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
	835	event.SetInt(GetSelection());
	836	event.SetEventObject(this);
	837	event.SetString(GetStringSelection());
	838	ProcessCommand(event);
	839	return noErr;
	840	}