src/mac/classic/checklst.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        src/mac/classic/checklst.cpp
// Purpose:     implementation of wxCheckListBox class
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

// ============================================================================
// headers & declarations
// ============================================================================

#include "wx/wxprec.h"

#if wxUSE_CHECKLISTBOX

#include "wx/checklst.h"
#include "wx/arrstr.h"

#include "wx/mac/uma.h"
#include <Appearance.h>

// ============================================================================
// implementation of wxCheckListBox
// ============================================================================

IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox)

const short kwxMacListWithVerticalScrollbar = 128 ;
const short kwxMacListItemHeight = 14 ;
const short kwxMacListCheckboxWidth = 14 ;

#if PRAGMA_STRUCT_ALIGN
    #pragma options align=mac68k
#elif PRAGMA_STRUCT_PACKPUSH
    #pragma pack(push, 2)
#elif PRAGMA_STRUCT_PACK
    #pragma pack(2)
#endif

typedef struct {
 unsigned short instruction;
 void (*function)();
} ldefRec, *ldefPtr, **ldefHandle;

#if PRAGMA_STRUCT_ALIGN
    #pragma options align=reset
#elif PRAGMA_STRUCT_PACKPUSH
    #pragma pack(pop)
#elif PRAGMA_STRUCT_PACK
    #pragma pack()
#endif

extern "C"
{
static pascal void wxMacCheckListDefinition( short message, Boolean isSelected, Rect *drawRect,
                                     Cell cell, short dataOffset, short dataLength,
                                     ListHandle listHandle ) ;
}

static pascal void wxMacCheckListDefinition( short message, Boolean isSelected, Rect *drawRect,
                                     Cell cell, short dataOffset, short dataLength,
                                     ListHandle listHandle )
{
    wxCheckListBox*          list;
    list = (wxCheckListBox*) GetControlReference( (ControlHandle) GetListRefCon(listHandle) );
    if ( list == NULL )
        return ;

    GrafPtr savePort;
    GrafPtr grafPtr;
    RgnHandle savedClipRegion;
    SInt32 savedPenMode;
    GetPort(&savePort);
    SetPort((**listHandle).port);
    grafPtr = (**listHandle).port ;
    // typecast our refCon

    //  Calculate the cell rect.

    switch( message ) {
        case lInitMsg:
            break;

        case lCloseMsg:
            break;

        case lDrawMsg:
        {
            const wxString text = list->m_stringArray[cell.v] ;
            int checked = list->m_checks[cell.v] ;

            //  Save the current clip region, and set the clip region to the area we are about
            //  to draw.

            savedClipRegion = NewRgn();
            GetClip( savedClipRegion );

            ClipRect( drawRect );
            EraseRect( drawRect );

            const wxFont& font = list->GetFont();
            if ( font.Ok() )
            {
                ::TextFont( font.GetMacFontNum() ) ;
                ::TextSize( font.GetMacFontSize())  ;
                ::TextFace( font.GetMacFontStyle() ) ;
            }

            ThemeButtonDrawInfo info ;
            info.state = kThemeStateActive ;
            info.value = checked ? kThemeButtonOn : kThemeButtonOff ;
            info.adornment = kThemeAdornmentNone ;
            Rect checkRect = *drawRect ;


            checkRect.left +=0 ;
            checkRect.top +=0 ;
            checkRect.right = checkRect.left + list->m_checkBoxWidth ;
            checkRect.bottom = checkRect.top + list->m_checkBoxHeight ;
            DrawThemeButton(&checkRect,kThemeCheckBox,
                &info,NULL,NULL, NULL,0);

            MoveTo(drawRect->left + 2 + list->m_checkBoxWidth+2, drawRect->top + list->m_TextBaseLineOffset );

            DrawText(text, 0 , text.length());
            //  If the cell is hilited, do the hilite now. Paint the cell contents with the
            //  appropriate QuickDraw transform mode.

            if( isSelected ) {
                savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
                SetPortPenMode( (CGrafPtr) grafPtr, hilitetransfermode );
                PaintRect( drawRect );
                SetPortPenMode( (CGrafPtr) grafPtr, savedPenMode );
            }

            //  Restore the saved clip region.

            SetClip( savedClipRegion );
            DisposeRgn( savedClipRegion );
        }
        break;
        case lHiliteMsg:

            //  Hilite or unhilite the cell. Paint the cell contents with the
            //  appropriate QuickDraw transform mode.

            GetPort( &grafPtr );
            savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
            SetPortPenMode( (CGrafPtr) grafPtr, hilitetransfermode );
            PaintRect( drawRect );
            SetPortPenMode( (CGrafPtr) grafPtr, savedPenMode );
            break;
        default :
          break ;
    }
    SetPort(savePort);
}

extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ;

static ListDefUPP macCheckListDefUPP = NULL ;

// ----------------------------------------------------------------------------
// creation
// ----------------------------------------------------------------------------

void wxCheckListBox::Init()
{
}

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

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

bool wxCheckListBox::Create(wxWindow *parent,
                            wxWindowID id,
                            const wxPoint &pos,
                            const wxSize &size,
                            int n,
                            const wxString choices[],
                            long style,
                            const wxValidator& validator,
                            const wxString &name)
{
    if ( !wxCheckListBoxBase::Create(parent, id, pos, size,
                                     n, choices, style, validator, name) )
        return false;

    m_noItems = 0 ; // this will be increased by our append command
    m_selected = 0;

    m_checkBoxWidth = 12;
    m_checkBoxHeight= 10;

    long h = m_checkBoxHeight ;
#if TARGET_CARBON
    GetThemeMetric(kThemeMetricCheckBoxWidth,(long *)&m_checkBoxWidth);
    GetThemeMetric(kThemeMetricCheckBoxHeight,&h);
#endif

    const wxFont& font = GetFont();

    FontInfo finfo;
    FetchFontInfo(font.GetMacFontNum(),font.GetMacFontSize(),font.GetMacFontStyle(),&finfo);

    m_TextBaseLineOffset= finfo.leading+finfo.ascent;
    m_checkBoxHeight= finfo.leading+finfo.ascent+finfo.descent;

    if (m_checkBoxHeight<h)
    {
        m_TextBaseLineOffset+= (h-m_checkBoxHeight)/2;
        m_checkBoxHeight= h;
    }

    Rect bounds ;
    Str255 title ;

    MacPreControlCreate( parent , id ,  wxEmptyString , pos , size ,style, validator , name , &bounds , title ) ;

    ListDefSpec listDef;
    listDef.defType = kListDefUserProcType;
    if ( macCheckListDefUPP == NULL )
    {
      macCheckListDefUPP = NewListDefUPP( wxMacCheckListDefinition );
    }
        listDef.u.userProc = macCheckListDefUPP ;

#if TARGET_CARBON
    Size asize;


    CreateListBoxControl( MAC_WXHWND(parent->MacGetRootWindow()), &bounds, false, 0, 1, false, true,
                          m_checkBoxHeight+2, 14, false, &listDef, (ControlRef *)&m_macControl );

    GetControlData( (ControlHandle) m_macControl, kControlNoPart, kControlListBoxListHandleTag,
                   sizeof(ListHandle), (Ptr) &m_macList, &asize);

    SetControlReference( (ControlHandle) m_macControl, (long) this);
    SetControlVisibility( (ControlHandle) m_macControl, false, false);

#else

    long    result ;

    wxStAppResource resload ;
    m_macControl = (WXWidget) ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false ,
                  kwxMacListWithVerticalScrollbar , 0 , 0,
                  kControlListBoxProc , (long) this ) ;
    ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxListHandleTag ,
               sizeof( ListHandle ) , (char*) &m_macList  , &result ) ;

    HLock( (Handle) m_macList ) ;
    ldefHandle ldef ;
    ldef = (ldefHandle) NewHandle( sizeof(ldefRec) ) ;
    if (  (**(ListHandle)m_macList).listDefProc != NULL )
    {
      (**ldef).instruction = 0x4EF9;  /* JMP instruction */
      (**ldef).function = (void(*)()) listDef.u.userProc;
      (**(ListHandle)m_macList).listDefProc = (Handle) ldef ;
    }

    Point pt = (**(ListHandle)m_macList).cellSize ;
    pt.v = 14 ;
    LCellSize( pt , (ListHandle)m_macList ) ;
    LAddColumn( 1 , 0 , (ListHandle)m_macList ) ;
#endif
    OptionBits  options = 0;
    if ( style & wxLB_MULTIPLE )
    {
        options += lNoExtend ;
    }
    else if ( style & wxLB_EXTENDED )
    {
        options += lExtendDrag ;
    }
    else
    {
        options = (OptionBits) lOnlyOne ;
    }
    SetListSelectionFlags((ListHandle)m_macList, options);

    MacPostControlCreate() ;

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

    LSetDrawingMode( true , (ListHandle) m_macList ) ;

    return true;
}

// ----------------------------------------------------------------------------
// wxCheckListBox functions
// ----------------------------------------------------------------------------

bool wxCheckListBox::IsChecked(unsigned int item) const
{
    wxCHECK_MSG( IsValid(item), false,
                 _T("invalid index in wxCheckListBox::IsChecked") );

    return m_checks[item] != 0;
}

void wxCheckListBox::Check(unsigned int item, bool check)
{
    wxCHECK_RET( IsValid(item),
                 _T("invalid index in wxCheckListBox::Check") );

    // intermediate var is needed to avoid compiler warning with VC++
    bool isChecked = m_checks[item] != 0;
    if ( check != isChecked )
    {
        m_checks[item] = check;

        MacRedrawControl() ;
    }
}

// ----------------------------------------------------------------------------
// methods forwarded to wxListBox
// ----------------------------------------------------------------------------

void wxCheckListBox::Delete(unsigned int n)
{
    wxCHECK_RET( IsValid(n), _T("invalid index in wxListBox::Delete") );

    wxListBox::Delete(n);

    m_checks.RemoveAt(n);
}

int wxCheckListBox::DoAppend(const wxString& item)
{
    LSetDrawingMode( false , (ListHandle) m_macList ) ;
    int pos = wxListBox::DoAppend(item);

    // the item is initially unchecked
    m_checks.Insert(false, pos);
    LSetDrawingMode( true , (ListHandle) m_macList ) ;

    return pos;
}

void wxCheckListBox::DoInsertItems(const wxArrayString& items, unsigned int pos)
{
    wxListBox::DoInsertItems(items, pos);

    unsigned int count = items.GetCount();
    for ( unsigned int n = 0; n < count; n++ )
    {
        m_checks.Insert(false, pos + n);
    }
}

void wxCheckListBox::DoSetItems(const wxArrayString& items, void **clientData)
{
    // call it first as it does DoClear()
    wxListBox::DoSetItems(items, clientData);

    unsigned int count = items.GetCount();
    for ( unsigned int n = 0; n < count; n++ )
    {
        m_checks.Add(false);
    }
}

void wxCheckListBox::DoClear()
{
    m_checks.Empty();
}

BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox)
  EVT_CHAR(wxCheckListBox::OnChar)
  EVT_LEFT_DOWN(wxCheckListBox::OnLeftClick)
END_EVENT_TABLE()

// this will only work as soon as

void wxCheckListBox::OnChar(wxKeyEvent& event)
{
    if ( event.GetKeyCode() == WXK_SPACE )
    {
        int index = GetSelection() ;
        if ( index >= 0 )
        {
            Check(index, !IsChecked(index) ) ;
            wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, GetId());
            event.SetInt(index);
            event.SetEventObject(this);
            GetEventHandler()->ProcessEvent(event);
        }
    }
    else
        event.Skip();
}

void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
{
    // clicking on the item selects it, clicking on the checkmark toggles
    if ( event.GetX() <= 20 /*check width*/ ) {
        int lineheight ;
        int topcell ;
#if TARGET_CARBON
        Point pt ;
        GetListCellSize( (ListHandle)m_macList , &pt ) ;
        lineheight = pt.v ;
        ListBounds visible ;
        GetListVisibleCells( (ListHandle)m_macList , &visible ) ;
        topcell = visible.top ;
#else
        lineheight =  (**(ListHandle)m_macList).cellSize.v ;
        topcell = (**(ListHandle)m_macList).visible.top ;
#endif
        size_t nItem = ((size_t)event.GetY()) / lineheight + topcell ;

        if ( nItem < m_noItems )
        {
            Check(nItem, !IsChecked(nItem) ) ;
            wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, GetId());
            event.SetInt(nItem);
            event.SetEventObject(this);
            GetEventHandler()->ProcessEvent(event);
        }
        //else: it's not an error, just click outside of client zone
    }
    else {
        // implement default behaviour: clicking on the item selects it
        event.Skip();
    }
}

#endif // wxUSE_CHECKLISTBOX
Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: src/mac/classic/checklst.cpp
	3	// Purpose: implementation of wxCheckListBox class
	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	// ============================================================================
	13	// headers & declarations
	14	// ============================================================================
	15
	16	#include "wx/wxprec.h"
	17
	18	#if wxUSE_CHECKLISTBOX
	19
	20	#include "wx/checklst.h"
	21	#include "wx/arrstr.h"
	22
	23	#include "wx/mac/uma.h"
	24	#include <Appearance.h>
	25
	26	// ============================================================================
	27	// implementation of wxCheckListBox
	28	// ============================================================================
	29
	30	IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox)
	31
	32	const short kwxMacListWithVerticalScrollbar = 128 ;
	33	const short kwxMacListItemHeight = 14 ;
	34	const short kwxMacListCheckboxWidth = 14 ;
	35
	36	#if PRAGMA_STRUCT_ALIGN
	37	#pragma options align=mac68k
	38	#elif PRAGMA_STRUCT_PACKPUSH
	39	#pragma pack(push, 2)
	40	#elif PRAGMA_STRUCT_PACK
	41	#pragma pack(2)
	42	#endif
	43
	44	typedef struct {
	45	unsigned short instruction;
	46	void (*function)();
	47	} ldefRec, ldefPtr, *ldefHandle;
	48
	49	#if PRAGMA_STRUCT_ALIGN
	50	#pragma options align=reset
	51	#elif PRAGMA_STRUCT_PACKPUSH
	52	#pragma pack(pop)
	53	#elif PRAGMA_STRUCT_PACK
	54	#pragma pack()
	55	#endif
	56
	57	extern "C"
	58	{
	59	static pascal void wxMacCheckListDefinition( short message, Boolean isSelected, Rect *drawRect,
	60	Cell cell, short dataOffset, short dataLength,
	61	ListHandle listHandle ) ;
	62	}
	63
	64	static pascal void wxMacCheckListDefinition( short message, Boolean isSelected, Rect *drawRect,
	65	Cell cell, short dataOffset, short dataLength,
	66	ListHandle listHandle )
	67	{
	68	wxCheckListBox* list;
	69	list = (wxCheckListBox*) GetControlReference( (ControlHandle) GetListRefCon(listHandle) );
	70	if ( list == NULL )
	71	return ;
	72
	73	GrafPtr savePort;
	74	GrafPtr grafPtr;
	75	RgnHandle savedClipRegion;
	76	SInt32 savedPenMode;
	77	GetPort(&savePort);
	78	SetPort((**listHandle).port);
	79	grafPtr = (**listHandle).port ;
	80	// typecast our refCon
	81
	82	// Calculate the cell rect.
	83
	84	switch( message ) {
	85	case lInitMsg:
	86	break;
	87
	88	case lCloseMsg:
	89	break;
	90
	91	case lDrawMsg:
	92	{
	93	const wxString text = list->m_stringArray[cell.v] ;
	94	int checked = list->m_checks[cell.v] ;
	95
	96	// Save the current clip region, and set the clip region to the area we are about
	97	// to draw.
	98
	99	savedClipRegion = NewRgn();
	100	GetClip( savedClipRegion );
	101
	102	ClipRect( drawRect );
	103	EraseRect( drawRect );
	104
	105	const wxFont& font = list->GetFont();
	106	if ( font.Ok() )
	107	{
	108	::TextFont( font.GetMacFontNum() ) ;
	109	::TextSize( font.GetMacFontSize()) ;
	110	::TextFace( font.GetMacFontStyle() ) ;
	111	}
	112
	113	ThemeButtonDrawInfo info ;
	114	info.state = kThemeStateActive ;
	115	info.value = checked ? kThemeButtonOn : kThemeButtonOff ;
	116	info.adornment = kThemeAdornmentNone ;
	117	Rect checkRect = *drawRect ;
	118
	119
	120	checkRect.left +=0 ;
	121	checkRect.top +=0 ;
	122	checkRect.right = checkRect.left + list->m_checkBoxWidth ;
	123	checkRect.bottom = checkRect.top + list->m_checkBoxHeight ;
	124	DrawThemeButton(&checkRect,kThemeCheckBox,
	125	&info,NULL,NULL, NULL,0);
	126
	127	MoveTo(drawRect->left + 2 + list->m_checkBoxWidth+2, drawRect->top + list->m_TextBaseLineOffset );
	128
	129	DrawText(text, 0 , text.length());
	130	// If the cell is hilited, do the hilite now. Paint the cell contents with the
	131	// appropriate QuickDraw transform mode.
	132
	133	if( isSelected ) {
	134	savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
	135	SetPortPenMode( (CGrafPtr) grafPtr, hilitetransfermode );
	136	PaintRect( drawRect );
	137	SetPortPenMode( (CGrafPtr) grafPtr, savedPenMode );
	138	}
	139
	140	// Restore the saved clip region.
	141
	142	SetClip( savedClipRegion );
	143	DisposeRgn( savedClipRegion );
	144	}
	145	break;
	146	case lHiliteMsg:
	147
	148	// Hilite or unhilite the cell. Paint the cell contents with the
	149	// appropriate QuickDraw transform mode.
	150
	151	GetPort( &grafPtr );
	152	savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
	153	SetPortPenMode( (CGrafPtr) grafPtr, hilitetransfermode );
	154	PaintRect( drawRect );
	155	SetPortPenMode( (CGrafPtr) grafPtr, savedPenMode );
	156	break;
	157	default :
	158	break ;
	159	}
	160	SetPort(savePort);
	161	}
	162
	163	extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ;
	164
	165	static ListDefUPP macCheckListDefUPP = NULL ;
	166
	167	// ----------------------------------------------------------------------------
	168	// creation
	169	// ----------------------------------------------------------------------------
	170
	171	void wxCheckListBox::Init()
	172	{
	173	}
	174
	175	bool wxCheckListBox::Create(wxWindow *parent,
	176	wxWindowID id,
	177	const wxPoint &pos,
	178	const wxSize &size,
	179	const wxArrayString& choices,
	180	long style,
	181	const wxValidator& validator,
	182	const wxString &name)
	183	{
	184	wxCArrayString chs(choices);
	185
	186	return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
	187	style, validator, name);
	188	}
	189
	190	bool wxCheckListBox::Create(wxWindow *parent,
	191	wxWindowID id,
	192	const wxPoint &pos,
	193	const wxSize &size,
	194	int n,
	195	const wxString choices[],
	196	long style,
	197	const wxValidator& validator,
	198	const wxString &name)
	199	{
	200	if ( !wxCheckListBoxBase::Create(parent, id, pos, size,
	201	n, choices, style, validator, name) )
	202	return false;
	203
	204	m_noItems = 0 ; // this will be increased by our append command
	205	m_selected = 0;
	206
	207	m_checkBoxWidth = 12;
	208	m_checkBoxHeight= 10;
	209
	210	long h = m_checkBoxHeight ;
	211	#if TARGET_CARBON
	212	GetThemeMetric(kThemeMetricCheckBoxWidth,(long *)&m_checkBoxWidth);
	213	GetThemeMetric(kThemeMetricCheckBoxHeight,&h);
	214	#endif
	215
	216	const wxFont& font = GetFont();
	217
	218	FontInfo finfo;
	219	FetchFontInfo(font.GetMacFontNum(),font.GetMacFontSize(),font.GetMacFontStyle(),&finfo);
	220
	221	m_TextBaseLineOffset= finfo.leading+finfo.ascent;
	222	m_checkBoxHeight= finfo.leading+finfo.ascent+finfo.descent;
	223
	224	if (m_checkBoxHeight<h)
	225	{
	226	m_TextBaseLineOffset+= (h-m_checkBoxHeight)/2;
	227	m_checkBoxHeight= h;
	228	}
	229
	230	Rect bounds ;
	231	Str255 title ;
	232
	233	MacPreControlCreate( parent , id , wxEmptyString , pos , size ,style, validator , name , &bounds , title ) ;
	234
	235	ListDefSpec listDef;
	236	listDef.defType = kListDefUserProcType;
	237	if ( macCheckListDefUPP == NULL )
	238	{
	239	macCheckListDefUPP = NewListDefUPP( wxMacCheckListDefinition );
	240	}
	241	listDef.u.userProc = macCheckListDefUPP ;
	242
	243	#if TARGET_CARBON
	244	Size asize;
	245
	246
	247	CreateListBoxControl( MAC_WXHWND(parent->MacGetRootWindow()), &bounds, false, 0, 1, false, true,
	248	m_checkBoxHeight+2, 14, false, &listDef, (ControlRef *)&m_macControl );
	249
	250	GetControlData( (ControlHandle) m_macControl, kControlNoPart, kControlListBoxListHandleTag,
	251	sizeof(ListHandle), (Ptr) &m_macList, &asize);
	252
	253	SetControlReference( (ControlHandle) m_macControl, (long) this);
	254	SetControlVisibility( (ControlHandle) m_macControl, false, false);
	255
	256	#else
	257
	258	long result ;
	259
	260	wxStAppResource resload ;
	261	m_macControl = (WXWidget) ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false ,
	262	kwxMacListWithVerticalScrollbar , 0 , 0,
	263	kControlListBoxProc , (long) this ) ;
	264	::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxListHandleTag ,
	265	sizeof( ListHandle ) , (char*) &m_macList , &result ) ;
	266
	267	HLock( (Handle) m_macList ) ;
	268	ldefHandle ldef ;
	269	ldef = (ldefHandle) NewHandle( sizeof(ldefRec) ) ;
	270	if ( (**(ListHandle)m_macList).listDefProc != NULL )
	271	{
	272	(*ldef).instruction = 0x4EF9; / JMP instruction */
	273	(*ldef).function = (void()()) listDef.u.userProc;
	274	(**(ListHandle)m_macList).listDefProc = (Handle) ldef ;
	275	}
	276
	277	Point pt = (**(ListHandle)m_macList).cellSize ;
	278	pt.v = 14 ;
	279	LCellSize( pt , (ListHandle)m_macList ) ;
	280	LAddColumn( 1 , 0 , (ListHandle)m_macList ) ;
	281	#endif
	282	OptionBits options = 0;
	283	if ( style & wxLB_MULTIPLE )
	284	{
	285	options += lNoExtend ;
	286	}
	287	else if ( style & wxLB_EXTENDED )
	288	{
	289	options += lExtendDrag ;
	290	}
	291	else
	292	{
	293	options = (OptionBits) lOnlyOne ;
	294	}
	295	SetListSelectionFlags((ListHandle)m_macList, options);
	296
	297	MacPostControlCreate() ;
	298
	299	for ( int i = 0 ; i < n ; i++ )
	300	{
	301	Append( choices[i] ) ;
	302	}
	303
	304	LSetDrawingMode( true , (ListHandle) m_macList ) ;
	305
	306	return true;
	307	}
	308
	309	// ----------------------------------------------------------------------------
	310	// wxCheckListBox functions
	311	// ----------------------------------------------------------------------------
	312
	313	bool wxCheckListBox::IsChecked(unsigned int item) const
	314	{
	315	wxCHECK_MSG( IsValid(item), false,
	316	_T("invalid index in wxCheckListBox::IsChecked") );
	317
	318	return m_checks[item] != 0;
	319	}
	320
	321	void wxCheckListBox::Check(unsigned int item, bool check)
	322	{
	323	wxCHECK_RET( IsValid(item),
	324	_T("invalid index in wxCheckListBox::Check") );
	325
	326	// intermediate var is needed to avoid compiler warning with VC++
	327	bool isChecked = m_checks[item] != 0;
	328	if ( check != isChecked )
	329	{
	330	m_checks[item] = check;
	331
	332	MacRedrawControl() ;
	333	}
	334	}
	335
	336	// ----------------------------------------------------------------------------
	337	// methods forwarded to wxListBox
	338	// ----------------------------------------------------------------------------
	339
	340	void wxCheckListBox::Delete(unsigned int n)
	341	{
	342	wxCHECK_RET( IsValid(n), _T("invalid index in wxListBox::Delete") );
	343
	344	wxListBox::Delete(n);
	345
	346	m_checks.RemoveAt(n);
	347	}
	348
	349	int wxCheckListBox::DoAppend(const wxString& item)
	350	{
	351	LSetDrawingMode( false , (ListHandle) m_macList ) ;
	352	int pos = wxListBox::DoAppend(item);
	353
	354	// the item is initially unchecked
	355	m_checks.Insert(false, pos);
	356	LSetDrawingMode( true , (ListHandle) m_macList ) ;
	357
	358	return pos;
	359	}
	360
	361	void wxCheckListBox::DoInsertItems(const wxArrayString& items, unsigned int pos)
	362	{
	363	wxListBox::DoInsertItems(items, pos);
	364
	365	unsigned int count = items.GetCount();
	366	for ( unsigned int n = 0; n < count; n++ )
	367	{
	368	m_checks.Insert(false, pos + n);
	369	}
	370	}
	371
	372	void wxCheckListBox::DoSetItems(const wxArrayString& items, void **clientData)
	373	{
	374	// call it first as it does DoClear()
	375	wxListBox::DoSetItems(items, clientData);
	376
	377	unsigned int count = items.GetCount();
	378	for ( unsigned int n = 0; n < count; n++ )
	379	{
	380	m_checks.Add(false);
	381	}
	382	}
	383
	384	void wxCheckListBox::DoClear()
	385	{
	386	m_checks.Empty();
	387	}
	388
	389	BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox)
	390	EVT_CHAR(wxCheckListBox::OnChar)
	391	EVT_LEFT_DOWN(wxCheckListBox::OnLeftClick)
	392	END_EVENT_TABLE()
	393
	394	// this will only work as soon as
	395
	396	void wxCheckListBox::OnChar(wxKeyEvent& event)
	397	{
	398	if ( event.GetKeyCode() == WXK_SPACE )
	399	{
	400	int index = GetSelection() ;
	401	if ( index >= 0 )
	402	{
	403	Check(index, !IsChecked(index) ) ;
	404	wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, GetId());
	405	event.SetInt(index);
	406	event.SetEventObject(this);
	407	GetEventHandler()->ProcessEvent(event);
	408	}
	409	}
	410	else
	411	event.Skip();
	412	}
	413
	414	void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
	415	{
	416	// clicking on the item selects it, clicking on the checkmark toggles
	417	if ( event.GetX() <= 20 /check width/ ) {
	418	int lineheight ;
	419	int topcell ;
	420	#if TARGET_CARBON
	421	Point pt ;
	422	GetListCellSize( (ListHandle)m_macList , &pt ) ;
	423	lineheight = pt.v ;
	424	ListBounds visible ;
	425	GetListVisibleCells( (ListHandle)m_macList , &visible ) ;
	426	topcell = visible.top ;
	427	#else
	428	lineheight = (**(ListHandle)m_macList).cellSize.v ;
	429	topcell = (**(ListHandle)m_macList).visible.top ;
	430	#endif
	431	size_t nItem = ((size_t)event.GetY()) / lineheight + topcell ;
	432
	433	if ( nItem < m_noItems )
	434	{
	435	Check(nItem, !IsChecked(nItem) ) ;
	436	wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, GetId());
	437	event.SetInt(nItem);
	438	event.SetEventObject(this);
	439	GetEventHandler()->ProcessEvent(event);
	440	}
	441	//else: it's not an error, just click outside of client zone
	442	}
	443	else {
	444	// implement default behaviour: clicking on the item selects it
	445	event.Skip();
	446	}
	447	}
	448
	449	#endif // wxUSE_CHECKLISTBOX