src/osx/cocoa/listbox.mm

///////////////////////////////////////////////////////////////////////////////
// Name:        src/osx/cocoa/listbox.mm
// Purpose:     wxListBox
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#if wxUSE_LISTBOX

#include "wx/listbox.h"
#include "wx/dnd.h"

#ifndef WX_PRECOMP
    #include "wx/log.h"
    #include "wx/intl.h"
    #include "wx/utils.h"
    #include "wx/settings.h"
    #include "wx/arrstr.h"
    #include "wx/dcclient.h"
#endif

#include "wx/osx/private.h"

#include <vector>

// forward decls

class wxListWidgetCocoaImpl;

@interface wxNSTableDataSource : NSObject wxOSX_10_6_AND_LATER(<NSTableViewDataSource>)
{
    wxListWidgetCocoaImpl* impl;
}

- (id)tableView:(NSTableView *)aTableView
        objectValueForTableColumn:(NSTableColumn *)aTableColumn
        row:(NSInteger)rowIndex;

- (void)tableView:(NSTableView *)aTableView
        setObjectValue:(id)value forTableColumn:(NSTableColumn *)aTableColumn
        row:(NSInteger)rowIndex;

- (NSInteger)numberOfRowsInTableView:(NSTableView *)aTableView;

- (void)setImplementation: (wxListWidgetCocoaImpl *) theImplementation;
- (wxListWidgetCocoaImpl*) implementation;

@end

@interface wxNSTableView : NSTableView wxOSX_10_6_AND_LATER(<NSTableViewDelegate>)
{
}

@end

//
// table column
//

class wxCocoaTableColumn;

@interface wxNSTableColumn : NSTableColumn
{
    wxCocoaTableColumn* column;
}

- (void) setColumn: (wxCocoaTableColumn*) col;

- (wxCocoaTableColumn*) column;

@end

class WXDLLIMPEXP_CORE wxCocoaTableColumn : public wxListWidgetColumn
{
public :
    wxCocoaTableColumn( wxNSTableColumn* column, bool editable )
        : m_column( column ), m_editable(editable)
    {
    }

    ~wxCocoaTableColumn()
    {
    }

    wxNSTableColumn* GetNSTableColumn() const { return m_column ; }

    bool IsEditable() const { return m_editable; }

protected :
    wxNSTableColumn* m_column;
    bool m_editable;
} ;

NSString* column1 = @"1";

class wxListWidgetCocoaImpl : public wxWidgetCocoaImpl, public wxListWidgetImpl
{
public :
    wxListWidgetCocoaImpl( wxWindowMac* peer, NSScrollView* view, wxNSTableView* tableview, wxNSTableDataSource* data );

    ~wxListWidgetCocoaImpl();

    virtual wxListWidgetColumn*     InsertTextColumn( unsigned pos, const wxString& title, bool editable = false,
                                wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1)  ;
    virtual wxListWidgetColumn*     InsertCheckColumn( unsigned pos , const wxString& title, bool editable = false,
                                wxAlignment just = wxALIGN_LEFT , int defaultWidth =  -1)  ;

    // add and remove

    virtual void            ListDelete( unsigned int n ) ;
    virtual void            ListInsert( unsigned int n ) ;
    virtual void            ListClear() ;

    // selecting

    virtual void            ListDeselectAll();

    virtual void            ListSetSelection( unsigned int n, bool select, bool multi ) ;
    virtual int             ListGetSelection() const ;

    virtual int             ListGetSelections( wxArrayInt& aSelections ) const ;

    virtual bool            ListIsSelected( unsigned int n ) const ;

    // display

    virtual void            ListScrollTo( unsigned int n ) ;

    // accessing content

    virtual unsigned int    ListGetCount() const ;
    virtual int             DoListHitTest( const wxPoint& inpoint ) const;

    int                     ListGetColumnType( int col )
    {
        return col;
    }
    virtual void            UpdateLine( unsigned int n, wxListWidgetColumn* col = NULL ) ;
    virtual void            UpdateLineToEnd( unsigned int n);

    virtual void            controlDoubleAction(WXWidget slf, void* _cmd, void *sender);


protected :
    wxNSTableView*          m_tableView ;

    wxNSTableDataSource*    m_dataSource;
} ;

//
// implementations
//

@implementation wxNSTableColumn

- (id) init
{
    self = [super init];
    column = nil;
    return self;
}

- (void) setColumn: (wxCocoaTableColumn*) col
{
    column = col;
}

- (wxCocoaTableColumn*) column
{
    return column;
}

@end

class wxNSTableViewCellValue : public wxListWidgetCellValue
{
public :
    wxNSTableViewCellValue( id &v ) : value(v)
    {
    }

    virtual ~wxNSTableViewCellValue() {}

    virtual void Set( CFStringRef v )
    {
        value = [[(NSString*)v retain] autorelease];
    }
    virtual void Set( const wxString& value )
    {
        Set( (CFStringRef) wxCFStringRef( value ) );
    }
    virtual void Set( int v )
    {
        value = [NSNumber numberWithInt:v];
    }

    virtual int GetIntValue() const
    {
        if ( [value isKindOfClass:[NSNumber class]] )
            return [ (NSNumber*) value intValue ];

        return 0;
    }

    virtual wxString GetStringValue() const
    {
        if ( [value isKindOfClass:[NSString class]] )
            return wxCFStringRef::AsString( (NSString*) value );

        return wxEmptyString;
    }

protected:
    id& value;
} ;

@implementation wxNSTableDataSource

- (id) init
{
    self = [super init];
    impl = nil;
    return self;
}

- (void)setImplementation: (wxListWidgetCocoaImpl *) theImplementation
{
    impl = theImplementation;
}

- (wxListWidgetCocoaImpl*) implementation
{
    return impl;
}

- (NSInteger)numberOfRowsInTableView:(NSTableView *)aTableView
{
    wxUnusedVar(aTableView);
    if ( impl )
        return impl->ListGetCount();
    return 0;
}

- (id)tableView:(NSTableView *)aTableView
        objectValueForTableColumn:(NSTableColumn *)aTableColumn
        row:(NSInteger)rowIndex
{
    wxUnusedVar(aTableView);
    wxNSTableColumn* tablecol = (wxNSTableColumn *)aTableColumn;
    wxListBox* lb = dynamic_cast<wxListBox*>(impl->GetWXPeer());
    wxCocoaTableColumn* col = [tablecol column];
    id value = nil;
    wxNSTableViewCellValue cellvalue(value);
    lb->GetValueCallback(rowIndex, col, cellvalue);
    return value;
}

- (void)tableView:(NSTableView *)aTableView
        setObjectValue:(id)value forTableColumn:(NSTableColumn *)aTableColumn
        row:(NSInteger)rowIndex
{
    wxUnusedVar(aTableView);
    wxNSTableColumn* tablecol = (wxNSTableColumn *)aTableColumn;
    wxListBox* lb = dynamic_cast<wxListBox*>(impl->GetWXPeer());
    wxCocoaTableColumn* col = [tablecol column];
    wxNSTableViewCellValue cellvalue(value);
    lb->SetValueCallback(rowIndex, col, cellvalue);
}

@end

@implementation wxNSTableView

+ (void)initialize
{
    static BOOL initialized = NO;
    if (!initialized)
    {
        initialized = YES;
        wxOSXCocoaClassAddWXMethods( self );
    }
}

- (void) tableViewSelectionDidChange: (NSNotification *) notification
{
    wxUnusedVar(notification);

    int row = [self selectedRow];

    if (row == -1)
    {
        // no row selected
    }
    else
    {
        wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
        wxListBox *list = static_cast<wxListBox*> ( impl->GetWXPeer());
        wxCHECK_RET( list != NULL , wxT("Listbox expected"));

        wxCommandEvent event( wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );

        if ((row < 0) || (row > (int) list->GetCount()))  // OS X can select an item below the last item
            return;

        if ( !list->MacGetBlockEvents() )
            list->HandleLineEvent( row, false );
    }

}

- (void)setFont:(NSFont *)aFont
{
    NSArray *tableColumns = [self tableColumns];
    unsigned int columnIndex = [tableColumns count];
    while (columnIndex--)
        [[(NSTableColumn *)[tableColumns objectAtIndex:columnIndex] dataCell] setFont:aFont];

    [self setRowHeight:[gNSLayoutManager defaultLineHeightForFont:aFont]+2];
}

- (void) setControlSize:(NSControlSize) size
{
    NSArray *tableColumns = [self tableColumns];
    unsigned int columnIndex = [tableColumns count];
    while (columnIndex--)
        [[(NSTableColumn *)[tableColumns objectAtIndex:columnIndex] dataCell] setControlSize:size];
}

@end

//
//
//

wxListWidgetCocoaImpl::wxListWidgetCocoaImpl( wxWindowMac* peer, NSScrollView* view, wxNSTableView* tableview, wxNSTableDataSource* data ) :
    wxWidgetCocoaImpl( peer, view ), m_tableView(tableview), m_dataSource(data)
{
    InstallEventHandler( tableview );
}

wxListWidgetCocoaImpl::~wxListWidgetCocoaImpl()
{
    [m_dataSource release];
}

unsigned int wxListWidgetCocoaImpl::ListGetCount() const
{
    wxListBox* lb = dynamic_cast<wxListBox*> ( GetWXPeer() );
    return lb->GetCount();
}

//
// columns
//

wxListWidgetColumn* wxListWidgetCocoaImpl::InsertTextColumn( unsigned pos, const wxString& WXUNUSED(title), bool editable,
                                wxAlignment WXUNUSED(just), int defaultWidth)
{
    wxNSTableColumn* col1 = [[wxNSTableColumn alloc] init];
    [col1 setEditable:editable];

    unsigned formerColCount = [m_tableView numberOfColumns];

    // there's apparently no way to insert at a specific position
    [m_tableView addTableColumn:col1 ];
    if ( pos < formerColCount )
        [m_tableView moveColumn:formerColCount toColumn:pos];

    if ( defaultWidth >= 0 )
    {
        [col1 setMaxWidth:defaultWidth];
        [col1 setMinWidth:defaultWidth];
        [col1 setWidth:defaultWidth];
    }
    else
    {
        [col1 setMaxWidth:1000];
        [col1 setMinWidth:10];
        // temporary hack, because I cannot get the automatic column resizing
        // to work properly
        [col1 setWidth:1000];
    }
    [col1 setResizingMask: NSTableColumnAutoresizingMask];

    wxListBox *list = static_cast<wxListBox*> ( GetWXPeer());
    if ( list != NULL )
        [[col1 dataCell] setFont:list->GetFont().OSXGetNSFont()];

    wxCocoaTableColumn* wxcol = new wxCocoaTableColumn( col1, editable );
    [col1 setColumn:wxcol];

    // owned by the tableview
    [col1 release];
    return wxcol;
}

wxListWidgetColumn* wxListWidgetCocoaImpl::InsertCheckColumn( unsigned pos , const wxString& WXUNUSED(title), bool editable,
                                wxAlignment WXUNUSED(just), int defaultWidth )
{
   wxNSTableColumn* col1 = [[wxNSTableColumn alloc] init];
    [col1 setEditable:editable];

    // set your custom cell & set it up
    NSButtonCell* checkbox = [[NSButtonCell alloc] init];
    [checkbox setTitle:@""];
    [checkbox setButtonType:NSSwitchButton];
    [col1 setDataCell:checkbox] ;

    wxListBox *list = static_cast<wxListBox*> ( GetWXPeer());
    if ( list != NULL )
    {
        NSControlSize size = NSRegularControlSize;

        switch ( list->GetWindowVariant() )
        {
            case wxWINDOW_VARIANT_NORMAL :
                size = NSRegularControlSize;
                break ;

            case wxWINDOW_VARIANT_SMALL :
                size = NSSmallControlSize;
                break ;

            case wxWINDOW_VARIANT_MINI :
                size = NSMiniControlSize;
                break ;

            case wxWINDOW_VARIANT_LARGE :
                size = NSRegularControlSize;
                break ;

            default:
                break ;
        }

        [[col1 dataCell] setControlSize:size];
        // although there is no text, it may help to get the correct vertical layout
        [[col1 dataCell] setFont:list->GetFont().OSXGetNSFont()];
    }

    [checkbox release];

    unsigned formerColCount = [m_tableView numberOfColumns];

    // there's apparently no way to insert at a specific position
    [m_tableView addTableColumn:col1 ];
    if ( pos < formerColCount )
        [m_tableView moveColumn:formerColCount toColumn:pos];

    if ( defaultWidth >= 0 )
    {
        [col1 setMaxWidth:defaultWidth];
        [col1 setMinWidth:defaultWidth];
        [col1 setWidth:defaultWidth];
    }

    [col1 setResizingMask: NSTableColumnNoResizing];
    wxCocoaTableColumn* wxcol = new wxCocoaTableColumn( col1, editable );
    [col1 setColumn:wxcol];

    // owned by the tableview
    [col1 release];
    return wxcol;
}


//
// inserting / removing lines
//

void wxListWidgetCocoaImpl::ListInsert( unsigned int WXUNUSED(n) )
{
    [m_tableView reloadData];
}

void wxListWidgetCocoaImpl::ListDelete( unsigned int WXUNUSED(n) )
{
    [m_tableView reloadData];
}

void wxListWidgetCocoaImpl::ListClear()
{
    [m_tableView reloadData];
}

// selecting

void wxListWidgetCocoaImpl::ListDeselectAll()
{
    [m_tableView deselectAll:nil];
}

void wxListWidgetCocoaImpl::ListSetSelection( unsigned int n, bool select, bool multi )
{
    // TODO
    if ( select )
        [m_tableView selectRowIndexes:[NSIndexSet indexSetWithIndex:n]
		     byExtendingSelection:multi];
    else
        [m_tableView deselectRow: n];

}

int wxListWidgetCocoaImpl::ListGetSelection() const
{
    return [m_tableView selectedRow];
}

int wxListWidgetCocoaImpl::ListGetSelections( wxArrayInt& aSelections ) const
{
    aSelections.Empty();

    int count = ListGetCount();

    for ( int i = 0; i < count; ++i)
    {
        if ([m_tableView isRowSelected:i])
        aSelections.Add(i);
    }

    return aSelections.Count();
}

bool wxListWidgetCocoaImpl::ListIsSelected( unsigned int n ) const
{
    return [m_tableView isRowSelected:n];
}

// display

void wxListWidgetCocoaImpl::ListScrollTo( unsigned int n )
{
    [m_tableView scrollRowToVisible:n];
}


void wxListWidgetCocoaImpl::UpdateLine( unsigned int WXUNUSED(n), wxListWidgetColumn* WXUNUSED(col) )
{
    // TODO optimize
    [m_tableView reloadData];
}

void wxListWidgetCocoaImpl::UpdateLineToEnd( unsigned int WXUNUSED(n))
{
    // TODO optimize
    [m_tableView reloadData];
}

void wxListWidgetCocoaImpl::controlDoubleAction(WXWidget WXUNUSED(slf),void* WXUNUSED(_cmd), void *WXUNUSED(sender))
{
    wxListBox *list = static_cast<wxListBox*> ( GetWXPeer());
    wxCHECK_RET( list != NULL , wxT("Listbox expected"));

    int sel = [m_tableView clickedRow];
    if ((sel < 0) || (sel > (int) list->GetCount()))  // OS X can select an item below the last item (why?)
       return;

    list->HandleLineEvent( sel, true );
}

// accessing content


wxWidgetImplType* wxWidgetImpl::CreateListBox( wxWindowMac* wxpeer,
                                    wxWindowMac* WXUNUSED(parent),
                                    wxWindowID WXUNUSED(id),
                                    const wxPoint& pos,
                                    const wxSize& size,
                                    long style,
                                    long WXUNUSED(extraStyle))
{
    NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
    NSScrollView* scrollview = [[NSScrollView alloc] initWithFrame:r];

    // use same scroll flags logic as msw

    [scrollview setHasVerticalScroller:YES];

    if ( style & wxLB_HSCROLL )
        [scrollview setHasHorizontalScroller:YES];

    [scrollview setAutohidesScrollers: ((style & wxLB_ALWAYS_SB) ? NO : YES)];

    // setting up the true table

    wxNSTableView* tableview = [[wxNSTableView alloc] init];
    [tableview setDelegate:tableview];
    // only one multi-select mode available
    if ( (style & wxLB_EXTENDED) || (style & wxLB_MULTIPLE) )
        [tableview setAllowsMultipleSelection:YES];

    // simple listboxes have no header row
    [tableview setHeaderView:nil];

    if ( style & wxLB_HSCROLL )
        [tableview setColumnAutoresizingStyle:NSTableViewNoColumnAutoresizing];
    else
        [tableview setColumnAutoresizingStyle:NSTableViewLastColumnOnlyAutoresizingStyle];

    wxNSTableDataSource* ds = [[ wxNSTableDataSource alloc] init];
    [tableview setDataSource:ds];
    [scrollview setDocumentView:tableview];
    [tableview release];

    wxListWidgetCocoaImpl* c = new wxListWidgetCocoaImpl( wxpeer, scrollview, tableview, ds );

    // temporary hook for dnd
 //   [tableview registerForDraggedTypes:[NSArray arrayWithObjects:
 //       NSStringPboardType, NSFilenamesPboardType, (NSString*) kPasteboardTypeFileURLPromise, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];

    [ds setImplementation:c];
    return c;
}

int wxListWidgetCocoaImpl::DoListHitTest(const wxPoint& inpoint) const
{
    // translate inpoint to listpoint via scrollview
    NSPoint p = wxToNSPoint( m_osxView, inpoint );
    p = [m_osxView convertPoint:p toView:m_tableView];
    // hittest using new point
    NSInteger i = [m_tableView rowAtPoint:p];
    return i;
}

#endif // wxUSE_LISTBOX
Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: src/osx/cocoa/listbox.mm
	3	// Purpose: wxListBox
	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	#if wxUSE_LISTBOX
	15
	16	#include "wx/listbox.h"
	17	#include "wx/dnd.h"
	18
	19	#ifndef WX_PRECOMP
	20	#include "wx/log.h"
	21	#include "wx/intl.h"
	22	#include "wx/utils.h"
	23	#include "wx/settings.h"
	24	#include "wx/arrstr.h"
	25	#include "wx/dcclient.h"
	26	#endif
	27
	28	#include "wx/osx/private.h"
	29
	30	#include <vector>
	31
	32	// forward decls
	33
	34	class wxListWidgetCocoaImpl;
	35
	36	@interface wxNSTableDataSource : NSObject wxOSX_10_6_AND_LATER(<NSTableViewDataSource>)
	37	{
	38	wxListWidgetCocoaImpl* impl;
	39	}
	40
	41	- (id)tableView:(NSTableView *)aTableView
	42	objectValueForTableColumn:(NSTableColumn *)aTableColumn
	43	row:(NSInteger)rowIndex;
	44
	45	- (void)tableView:(NSTableView *)aTableView
	46	setObjectValue:(id)value forTableColumn:(NSTableColumn *)aTableColumn
	47	row:(NSInteger)rowIndex;
	48
	49	- (NSInteger)numberOfRowsInTableView:(NSTableView *)aTableView;
	50
	51	- (void)setImplementation: (wxListWidgetCocoaImpl *) theImplementation;
	52	- (wxListWidgetCocoaImpl*) implementation;
	53
	54	@end
	55
	56	@interface wxNSTableView : NSTableView wxOSX_10_6_AND_LATER(<NSTableViewDelegate>)
	57	{
	58	}
	59
	60	@end
	61
	62	//
	63	// table column
	64	//
	65
	66	class wxCocoaTableColumn;
	67
	68	@interface wxNSTableColumn : NSTableColumn
	69	{
	70	wxCocoaTableColumn* column;
	71	}
	72
	73	- (void) setColumn: (wxCocoaTableColumn*) col;
	74
	75	- (wxCocoaTableColumn*) column;
	76
	77	@end
	78
	79	class WXDLLIMPEXP_CORE wxCocoaTableColumn : public wxListWidgetColumn
	80	{
	81	public :
	82	wxCocoaTableColumn( wxNSTableColumn* column, bool editable )
	83	: m_column( column ), m_editable(editable)
	84	{
	85	}
	86
	87	~wxCocoaTableColumn()
	88	{
	89	}
	90
	91	wxNSTableColumn* GetNSTableColumn() const { return m_column ; }
	92
	93	bool IsEditable() const { return m_editable; }
	94
	95	protected :
	96	wxNSTableColumn* m_column;
	97	bool m_editable;
	98	} ;
	99
	100	NSString* column1 = @"1";
	101
	102	class wxListWidgetCocoaImpl : public wxWidgetCocoaImpl, public wxListWidgetImpl
	103	{
	104	public :
	105	wxListWidgetCocoaImpl( wxWindowMac* peer, NSScrollView* view, wxNSTableView* tableview, wxNSTableDataSource* data );
	106
	107	~wxListWidgetCocoaImpl();
	108
	109	virtual wxListWidgetColumn* InsertTextColumn( unsigned pos, const wxString& title, bool editable = false,
	110	wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1) ;
	111	virtual wxListWidgetColumn* InsertCheckColumn( unsigned pos , const wxString& title, bool editable = false,
	112	wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1) ;
	113
	114	// add and remove
	115
	116	virtual void ListDelete( unsigned int n ) ;
	117	virtual void ListInsert( unsigned int n ) ;
	118	virtual void ListClear() ;
	119
	120	// selecting
	121
	122	virtual void ListDeselectAll();
	123
	124	virtual void ListSetSelection( unsigned int n, bool select, bool multi ) ;
	125	virtual int ListGetSelection() const ;
	126
	127	virtual int ListGetSelections( wxArrayInt& aSelections ) const ;
	128
	129	virtual bool ListIsSelected( unsigned int n ) const ;
	130
	131	// display
	132
	133	virtual void ListScrollTo( unsigned int n ) ;
	134
	135	// accessing content
	136
	137	virtual unsigned int ListGetCount() const ;
	138	virtual int DoListHitTest( const wxPoint& inpoint ) const;
	139
	140	int ListGetColumnType( int col )
	141	{
	142	return col;
	143	}
	144	virtual void UpdateLine( unsigned int n, wxListWidgetColumn* col = NULL ) ;
	145	virtual void UpdateLineToEnd( unsigned int n);
	146
	147	virtual void controlDoubleAction(WXWidget slf, void* _cmd, void *sender);
	148
	149
	150	protected :
	151	wxNSTableView* m_tableView ;
	152
	153	wxNSTableDataSource* m_dataSource;
	154	} ;
	155
	156	//
	157	// implementations
	158	//
	159
	160	@implementation wxNSTableColumn
	161
	162	- (id) init
	163	{
	164	self = [super init];
	165	column = nil;
	166	return self;
	167	}
	168
	169	- (void) setColumn: (wxCocoaTableColumn*) col
	170	{
	171	column = col;
	172	}
	173
	174	- (wxCocoaTableColumn*) column
	175	{
	176	return column;
	177	}
	178
	179	@end
	180
	181	class wxNSTableViewCellValue : public wxListWidgetCellValue
	182	{
	183	public :
	184	wxNSTableViewCellValue( id &v ) : value(v)
	185	{
	186	}
	187
	188	virtual ~wxNSTableViewCellValue() {}
	189
	190	virtual void Set( CFStringRef v )
	191	{
	192	value = [[(NSString*)v retain] autorelease];
	193	}
	194	virtual void Set( const wxString& value )
	195	{
	196	Set( (CFStringRef) wxCFStringRef( value ) );
	197	}
	198	virtual void Set( int v )
	199	{
	200	value = [NSNumber numberWithInt:v];
	201	}
	202
	203	virtual int GetIntValue() const
	204	{
	205	if ( [value isKindOfClass:[NSNumber class]] )
	206	return [ (NSNumber*) value intValue ];
	207
	208	return 0;
	209	}
	210
	211	virtual wxString GetStringValue() const
	212	{
	213	if ( [value isKindOfClass:[NSString class]] )
	214	return wxCFStringRef::AsString( (NSString*) value );
	215
	216	return wxEmptyString;
	217	}
	218
	219	protected:
	220	id& value;
	221	} ;
	222
	223	@implementation wxNSTableDataSource
	224
	225	- (id) init
	226	{
	227	self = [super init];
	228	impl = nil;
	229	return self;
	230	}
	231
	232	- (void)setImplementation: (wxListWidgetCocoaImpl *) theImplementation
	233	{
	234	impl = theImplementation;
	235	}
	236
	237	- (wxListWidgetCocoaImpl*) implementation
	238	{
	239	return impl;
	240	}
	241
	242	- (NSInteger)numberOfRowsInTableView:(NSTableView *)aTableView
	243	{
	244	wxUnusedVar(aTableView);
	245	if ( impl )
	246	return impl->ListGetCount();
	247	return 0;
	248	}
	249
	250	- (id)tableView:(NSTableView *)aTableView
	251	objectValueForTableColumn:(NSTableColumn *)aTableColumn
	252	row:(NSInteger)rowIndex
	253	{
	254	wxUnusedVar(aTableView);
	255	wxNSTableColumn* tablecol = (wxNSTableColumn *)aTableColumn;
	256	wxListBox* lb = dynamic_cast<wxListBox*>(impl->GetWXPeer());
	257	wxCocoaTableColumn* col = [tablecol column];
	258	id value = nil;
	259	wxNSTableViewCellValue cellvalue(value);
	260	lb->GetValueCallback(rowIndex, col, cellvalue);
	261	return value;
	262	}
	263
	264	- (void)tableView:(NSTableView *)aTableView
	265	setObjectValue:(id)value forTableColumn:(NSTableColumn *)aTableColumn
	266	row:(NSInteger)rowIndex
	267	{
	268	wxUnusedVar(aTableView);
	269	wxNSTableColumn* tablecol = (wxNSTableColumn *)aTableColumn;
	270	wxListBox* lb = dynamic_cast<wxListBox*>(impl->GetWXPeer());
	271	wxCocoaTableColumn* col = [tablecol column];
	272	wxNSTableViewCellValue cellvalue(value);
	273	lb->SetValueCallback(rowIndex, col, cellvalue);
	274	}
	275
	276	@end
	277
	278	@implementation wxNSTableView
	279
	280	+ (void)initialize
	281	{
	282	static BOOL initialized = NO;
	283	if (!initialized)
	284	{
	285	initialized = YES;
	286	wxOSXCocoaClassAddWXMethods( self );
	287	}
	288	}
	289
	290	- (void) tableViewSelectionDidChange: (NSNotification *) notification
	291	{
	292	wxUnusedVar(notification);
	293
	294	int row = [self selectedRow];
	295
	296	if (row == -1)
	297	{
	298	// no row selected
	299	}
	300	else
	301	{
	302	wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
	303	wxListBox list = static_cast<wxListBox> ( impl->GetWXPeer());
	304	wxCHECK_RET( list != NULL , wxT("Listbox expected"));
	305
	306	wxCommandEvent event( wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );
	307
	308	if ((row < 0) \|\| (row > (int) list->GetCount())) // OS X can select an item below the last item
	309	return;
	310
	311	if ( !list->MacGetBlockEvents() )
	312	list->HandleLineEvent( row, false );
	313	}
	314
	315	}
	316
	317	- (void)setFont:(NSFont *)aFont
	318	{
	319	NSArray *tableColumns = [self tableColumns];
	320	unsigned int columnIndex = [tableColumns count];
	321	while (columnIndex--)
	322	[[(NSTableColumn *)[tableColumns objectAtIndex:columnIndex] dataCell] setFont:aFont];
	323
	324	[self setRowHeight:[gNSLayoutManager defaultLineHeightForFont:aFont]+2];
	325	}
	326
	327	- (void) setControlSize:(NSControlSize) size
	328	{
	329	NSArray *tableColumns = [self tableColumns];
	330	unsigned int columnIndex = [tableColumns count];
	331	while (columnIndex--)
	332	[[(NSTableColumn *)[tableColumns objectAtIndex:columnIndex] dataCell] setControlSize:size];
	333	}
	334
	335	@end
	336
	337	//
	338	//
	339	//
	340
	341	wxListWidgetCocoaImpl::wxListWidgetCocoaImpl( wxWindowMac* peer, NSScrollView* view, wxNSTableView* tableview, wxNSTableDataSource* data ) :
	342	wxWidgetCocoaImpl( peer, view ), m_tableView(tableview), m_dataSource(data)
	343	{
	344	InstallEventHandler( tableview );
	345	}
	346
	347	wxListWidgetCocoaImpl::~wxListWidgetCocoaImpl()
	348	{
	349	[m_dataSource release];
	350	}
	351
	352	unsigned int wxListWidgetCocoaImpl::ListGetCount() const
	353	{
	354	wxListBox* lb = dynamic_cast<wxListBox*> ( GetWXPeer() );
	355	return lb->GetCount();
	356	}
	357
	358	//
	359	// columns
	360	//
	361
	362	wxListWidgetColumn* wxListWidgetCocoaImpl::InsertTextColumn( unsigned pos, const wxString& WXUNUSED(title), bool editable,
	363	wxAlignment WXUNUSED(just), int defaultWidth)
	364	{
	365	wxNSTableColumn* col1 = [[wxNSTableColumn alloc] init];
	366	[col1 setEditable:editable];
	367
	368	unsigned formerColCount = [m_tableView numberOfColumns];
	369
	370	// there's apparently no way to insert at a specific position
	371	[m_tableView addTableColumn:col1 ];
	372	if ( pos < formerColCount )
	373	[m_tableView moveColumn:formerColCount toColumn:pos];
	374
	375	if ( defaultWidth >= 0 )
	376	{
	377	[col1 setMaxWidth:defaultWidth];
	378	[col1 setMinWidth:defaultWidth];
	379	[col1 setWidth:defaultWidth];
	380	}
	381	else
	382	{
	383	[col1 setMaxWidth:1000];
	384	[col1 setMinWidth:10];
	385	// temporary hack, because I cannot get the automatic column resizing
	386	// to work properly
	387	[col1 setWidth:1000];
	388	}
	389	[col1 setResizingMask: NSTableColumnAutoresizingMask];
	390
	391	wxListBox list = static_cast<wxListBox> ( GetWXPeer());
	392	if ( list != NULL )
	393	[[col1 dataCell] setFont:list->GetFont().OSXGetNSFont()];
	394
	395	wxCocoaTableColumn* wxcol = new wxCocoaTableColumn( col1, editable );
	396	[col1 setColumn:wxcol];
	397
	398	// owned by the tableview
	399	[col1 release];
	400	return wxcol;
	401	}
	402
	403	wxListWidgetColumn* wxListWidgetCocoaImpl::InsertCheckColumn( unsigned pos , const wxString& WXUNUSED(title), bool editable,
	404	wxAlignment WXUNUSED(just), int defaultWidth )
	405	{
	406	wxNSTableColumn* col1 = [[wxNSTableColumn alloc] init];
	407	[col1 setEditable:editable];
	408
	409	// set your custom cell & set it up
	410	NSButtonCell* checkbox = [[NSButtonCell alloc] init];
	411	[checkbox setTitle:@""];
	412	[checkbox setButtonType:NSSwitchButton];
	413	[col1 setDataCell:checkbox] ;
	414
	415	wxListBox list = static_cast<wxListBox> ( GetWXPeer());
	416	if ( list != NULL )
	417	{
	418	NSControlSize size = NSRegularControlSize;
	419
	420	switch ( list->GetWindowVariant() )
	421	{
	422	case wxWINDOW_VARIANT_NORMAL :
	423	size = NSRegularControlSize;
	424	break ;
	425
	426	case wxWINDOW_VARIANT_SMALL :
	427	size = NSSmallControlSize;
	428	break ;
	429
	430	case wxWINDOW_VARIANT_MINI :
	431	size = NSMiniControlSize;
	432	break ;
	433
	434	case wxWINDOW_VARIANT_LARGE :
	435	size = NSRegularControlSize;
	436	break ;
	437
	438	default:
	439	break ;
	440	}
	441
	442	[[col1 dataCell] setControlSize:size];
	443	// although there is no text, it may help to get the correct vertical layout
	444	[[col1 dataCell] setFont:list->GetFont().OSXGetNSFont()];
	445	}
	446
	447	[checkbox release];
	448
	449	unsigned formerColCount = [m_tableView numberOfColumns];
	450
	451	// there's apparently no way to insert at a specific position
	452	[m_tableView addTableColumn:col1 ];
	453	if ( pos < formerColCount )
	454	[m_tableView moveColumn:formerColCount toColumn:pos];
	455
	456	if ( defaultWidth >= 0 )
	457	{
	458	[col1 setMaxWidth:defaultWidth];
	459	[col1 setMinWidth:defaultWidth];
	460	[col1 setWidth:defaultWidth];
	461	}
	462
	463	[col1 setResizingMask: NSTableColumnNoResizing];
	464	wxCocoaTableColumn* wxcol = new wxCocoaTableColumn( col1, editable );
	465	[col1 setColumn:wxcol];
	466
	467	// owned by the tableview
	468	[col1 release];
	469	return wxcol;
	470	}
	471
	472
	473	//
	474	// inserting / removing lines
	475	//
	476
	477	void wxListWidgetCocoaImpl::ListInsert( unsigned int WXUNUSED(n) )
	478	{
	479	[m_tableView reloadData];
	480	}
	481
	482	void wxListWidgetCocoaImpl::ListDelete( unsigned int WXUNUSED(n) )
	483	{
	484	[m_tableView reloadData];
	485	}
	486
	487	void wxListWidgetCocoaImpl::ListClear()
	488	{
	489	[m_tableView reloadData];
	490	}
	491
	492	// selecting
	493
	494	void wxListWidgetCocoaImpl::ListDeselectAll()
	495	{
	496	[m_tableView deselectAll:nil];
	497	}
	498
	499	void wxListWidgetCocoaImpl::ListSetSelection( unsigned int n, bool select, bool multi )
	500	{
	501	// TODO
	502	if ( select )
	503	[m_tableView selectRowIndexes:[NSIndexSet indexSetWithIndex:n]
	504	byExtendingSelection:multi];
	505	else
	506	[m_tableView deselectRow: n];
	507
	508	}
	509
	510	int wxListWidgetCocoaImpl::ListGetSelection() const
	511	{
	512	return [m_tableView selectedRow];
	513	}
	514
	515	int wxListWidgetCocoaImpl::ListGetSelections( wxArrayInt& aSelections ) const
	516	{
	517	aSelections.Empty();
	518
	519	int count = ListGetCount();
	520
	521	for ( int i = 0; i < count; ++i)
	522	{
	523	if ([m_tableView isRowSelected:i])
	524	aSelections.Add(i);
	525	}
	526
	527	return aSelections.Count();
	528	}
	529
	530	bool wxListWidgetCocoaImpl::ListIsSelected( unsigned int n ) const
	531	{
	532	return [m_tableView isRowSelected:n];
	533	}
	534
	535	// display
	536
	537	void wxListWidgetCocoaImpl::ListScrollTo( unsigned int n )
	538	{
	539	[m_tableView scrollRowToVisible:n];
	540	}
	541
	542
	543	void wxListWidgetCocoaImpl::UpdateLine( unsigned int WXUNUSED(n), wxListWidgetColumn* WXUNUSED(col) )
	544	{
	545	// TODO optimize
	546	[m_tableView reloadData];
	547	}
	548
	549	void wxListWidgetCocoaImpl::UpdateLineToEnd( unsigned int WXUNUSED(n))
	550	{
	551	// TODO optimize
	552	[m_tableView reloadData];
	553	}
	554
	555	void wxListWidgetCocoaImpl::controlDoubleAction(WXWidget WXUNUSED(slf),void* WXUNUSED(_cmd), void *WXUNUSED(sender))
	556	{
	557	wxListBox list = static_cast<wxListBox> ( GetWXPeer());
	558	wxCHECK_RET( list != NULL , wxT("Listbox expected"));
	559
	560	int sel = [m_tableView clickedRow];
	561	if ((sel < 0) \|\| (sel > (int) list->GetCount())) // OS X can select an item below the last item (why?)
	562	return;
	563
	564	list->HandleLineEvent( sel, true );
	565	}
	566
	567	// accessing content
	568
	569
	570	wxWidgetImplType* wxWidgetImpl::CreateListBox( wxWindowMac* wxpeer,
	571	wxWindowMac* WXUNUSED(parent),
	572	wxWindowID WXUNUSED(id),
	573	const wxPoint& pos,
	574	const wxSize& size,
	575	long style,
	576	long WXUNUSED(extraStyle))
	577	{
	578	NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
	579	NSScrollView* scrollview = [[NSScrollView alloc] initWithFrame:r];
	580
	581	// use same scroll flags logic as msw
	582
	583	[scrollview setHasVerticalScroller:YES];
	584
	585	if ( style & wxLB_HSCROLL )
	586	[scrollview setHasHorizontalScroller:YES];
	587
	588	[scrollview setAutohidesScrollers: ((style & wxLB_ALWAYS_SB) ? NO : YES)];
	589
	590	// setting up the true table
	591
	592	wxNSTableView* tableview = [[wxNSTableView alloc] init];
	593	[tableview setDelegate:tableview];
	594	// only one multi-select mode available
	595	if ( (style & wxLB_EXTENDED) \|\| (style & wxLB_MULTIPLE) )
	596	[tableview setAllowsMultipleSelection:YES];
	597
	598	// simple listboxes have no header row
	599	[tableview setHeaderView:nil];
	600
	601	if ( style & wxLB_HSCROLL )
	602	[tableview setColumnAutoresizingStyle:NSTableViewNoColumnAutoresizing];
	603	else
	604	[tableview setColumnAutoresizingStyle:NSTableViewLastColumnOnlyAutoresizingStyle];
	605
	606	wxNSTableDataSource* ds = [[ wxNSTableDataSource alloc] init];
	607	[tableview setDataSource:ds];
	608	[scrollview setDocumentView:tableview];
	609	[tableview release];
	610
	611	wxListWidgetCocoaImpl* c = new wxListWidgetCocoaImpl( wxpeer, scrollview, tableview, ds );
	612
	613	// temporary hook for dnd
	614	// [tableview registerForDraggedTypes:[NSArray arrayWithObjects:
	615	// NSStringPboardType, NSFilenamesPboardType, (NSString*) kPasteboardTypeFileURLPromise, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];
	616
	617	[ds setImplementation:c];
	618	return c;
	619	}
	620
	621	int wxListWidgetCocoaImpl::DoListHitTest(const wxPoint& inpoint) const
	622	{
	623	// translate inpoint to listpoint via scrollview
	624	NSPoint p = wxToNSPoint( m_osxView, inpoint );
	625	p = [m_osxView convertPoint:p toView:m_tableView];
	626	// hittest using new point
	627	NSInteger i = [m_tableView rowAtPoint:p];
	628	return i;
	629	}
	630
	631	#endif // wxUSE_LISTBOX