wxTheColourDatabase->Find() can fail.

[wxWidgets.git] / include / wx / mac / carbon / private.h

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/mac/carbon/private.h
// Purpose:     Private declarations: as this header is only included by
//              wxWidgets itself, it may contain identifiers which don't start
//              with "wx".
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_PRIVATE_H_
#define _WX_PRIVATE_H_

#include "wx/defs.h"
#include "wx/app.h"

#ifdef __DARWIN__
#    include <Carbon/Carbon.h>
#else
#    include <Debugging.h>
#    include <Quickdraw.h>
#    include <Appearance.h>
#    include <Folders.h>
#    include <Controls.h>
#    include <ControlDefinitions.h>
#    include <LowMem.h>
#    include <Gestalt.h>
#    include <FixMath.h>
#    include <CoreServices.h>
#endif

#if UNIVERSAL_INTERFACES_VERSION < 0x0342
    #error "please update to Apple's lastest universal headers from http://developer.apple.com/sdk/"
#endif

#ifndef MAC_OS_X_VERSION_10_3
    #define MAC_OS_X_VERSION_10_3 1030
#endif

#ifndef MAC_OS_X_VERSION_10_4
    #define MAC_OS_X_VERSION_10_4 1040
#endif

#ifdef __WXMAC_CARBON__
#include "wx/mac/corefoundation/cfstring.h"
#endif

#ifndef FixedToInt
// as macro in FixMath.h for 10.3
inline Fixed    IntToFixed( int inInt )
{
    return (((SInt32) inInt) << 16);
}

inline int    FixedToInt( Fixed inFixed )
{
    return (((SInt32) inFixed) >> 16);
}
#endif

#if wxUSE_GUI

#include "wx/dc.h"
#include "wx/window.h"
#include "wx/toplevel.h"

class wxMacPortStateHelper
{
    DECLARE_NO_COPY_CLASS(wxMacPortStateHelper)

public:
    wxMacPortStateHelper( GrafPtr newport);
    wxMacPortStateHelper();
    ~wxMacPortStateHelper();

    void Setup( GrafPtr newport );
    void Clear();
    bool IsCleared() { return m_clip == NULL; }
    GrafPtr GetCurrentPort() { return m_currentPort; }

private:
    GrafPtr          m_currentPort;
    GrafPtr          m_oldPort;
    RgnHandle          m_clip;
    ThemeDrawingState m_drawingState;
    short          m_textFont;
    short          m_textSize;
    short          m_textStyle;
    short           m_textMode;
};

class WXDLLEXPORT wxMacPortSaver
{
    DECLARE_NO_COPY_CLASS(wxMacPortSaver)

public:
    wxMacPortSaver( GrafPtr port );
    ~wxMacPortSaver();
private :
    GrafPtr m_port;
};

class WXDLLEXPORT wxMacPortSetter
{
    DECLARE_NO_COPY_CLASS(wxMacPortSetter)

public:
    wxMacPortSetter( const wxDC* dc );
    ~wxMacPortSetter();
private:
    wxMacPortStateHelper m_ph;
    const wxDC* m_dc;
};

/*
 Clips to the visible region of a control within the current port
 */

class WXDLLEXPORT wxMacWindowClipper : public wxMacPortSaver
{
    DECLARE_NO_COPY_CLASS(wxMacWindowClipper)

public:
    wxMacWindowClipper( const wxWindow* win );
    ~wxMacWindowClipper();
private:
    GrafPtr   m_newPort;
    RgnHandle m_formerClip;
    RgnHandle m_newClip;
};

class WXDLLEXPORT wxMacWindowStateSaver : public wxMacWindowClipper
{
    DECLARE_NO_COPY_CLASS(wxMacWindowStateSaver)

public:
    wxMacWindowStateSaver( const wxWindow* win );
    ~wxMacWindowStateSaver();
private:
    GrafPtr   m_newPort;
    ThemeDrawingState m_themeDrawingState;
};

#if wxMAC_USE_CORE_GRAPHICS
class WXDLLEXPORT wxMacCGContextStateSaver
{
    DECLARE_NO_COPY_CLASS(wxMacCGContextStateSaver)

public:
    wxMacCGContextStateSaver( CGContextRef cg )
    {
        m_cg = cg;
        CGContextSaveGState( cg );
    }
    ~wxMacCGContextStateSaver()
    {
        CGContextRestoreGState( m_cg );
    }
private:
    CGContextRef m_cg;
};

#endif
/*
class wxMacDrawingHelper
{
    DECLARE_NO_COPY_CLASS(wxMacDrawingHelper)

public:
    wxMacDrawingHelper( wxWindowMac * theWindow , bool clientArea = false );
    ~wxMacDrawingHelper();
    bool Ok() { return m_ok; }
    void LocalToWindow( Rect *rect) { OffsetRect( rect , m_origin.h , m_origin.v ); }
    void LocalToWindow( Point *pt ) { AddPt( m_origin , pt ); }
    void LocalToWindow( RgnHandle rgn ) { OffsetRgn( rgn , m_origin.h , m_origin.v ); }
    const Point& GetOrigin() { return m_origin; }
private:
    Point     m_origin;
    GrafPtr   m_formerPort;
    GrafPtr   m_currentPort;
    PenState  m_savedPenState;
    bool      m_ok;
};
*/

// app.h
bool wxMacConvertEventToRecord( EventRef event , EventRecord *rec);

#endif // wxUSE_GUI

// filefn.h
WXDLLEXPORT wxString wxMacFSSpec2MacFilename( const FSSpec *spec );
WXDLLEXPORT void wxMacFilename2FSSpec( const wxString &path , FSSpec *spec );

// utils.h
WXDLLEXPORT wxString wxMacFindFolderNoSeparator(short vRefNum,
                                                OSType folderType,
                                                Boolean createFolder);
WXDLLEXPORT wxString wxMacFindFolder(short vRefNum,
                                     OSType folderType,
                                     Boolean createFolder);

template<typename T> EventParamType wxMacGetEventParamType() { wxFAIL_MSG( wxT("Unknown Param Type") ); return 0; }
template<> inline EventParamType wxMacGetEventParamType<RgnHandle>() { return typeQDRgnHandle; }
template<> inline EventParamType wxMacGetEventParamType<ControlRef>() { return typeControlRef; }
template<> inline EventParamType wxMacGetEventParamType<WindowRef>() { return typeWindowRef; }
template<> inline EventParamType wxMacGetEventParamType<MenuRef>() { return typeMenuRef; }
template<> inline EventParamType wxMacGetEventParamType<EventRef>() { return typeEventRef; }
template<> inline EventParamType wxMacGetEventParamType<Point>() { return typeQDPoint; }
template<> inline EventParamType wxMacGetEventParamType<Rect>() { return typeQDRectangle; }
template<> inline EventParamType wxMacGetEventParamType<Boolean>() { return typeBoolean; }
template<> inline EventParamType wxMacGetEventParamType<SInt16>() { return typeSInt16; }
template<> inline EventParamType wxMacGetEventParamType<SInt32>() { return typeSInt32; }
template<> inline EventParamType wxMacGetEventParamType<UInt32>() { return typeUInt32; }
template<> inline EventParamType wxMacGetEventParamType<RGBColor>() { return typeRGBColor; }
#if TARGET_API_MAC_OSX
template<> inline EventParamType wxMacGetEventParamType<HICommand>() { return typeHICommand; }
template<> inline EventParamType wxMacGetEventParamType<HIPoint>() { return typeHIPoint; }
template<> inline EventParamType wxMacGetEventParamType<HISize>() { return typeHISize; }
template<> inline EventParamType wxMacGetEventParamType<HIRect>() { return typeHIRect; }
template<> inline EventParamType wxMacGetEventParamType<void*>() { return typeVoidPtr; }
#endif
#if TARGET_API_MAC_OSX && ( MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2 )
template<> inline EventParamType wxMacGetEventParamType<CFDictionaryRef>() { return typeCFDictionaryRef; }
#endif
template<> inline EventParamType wxMacGetEventParamType<Collection>() { return typeCollection; }
template<> inline EventParamType wxMacGetEventParamType<CGContextRef>() { return typeCGContextRef; }
/*
 These are ambiguous
 template<> EventParamType wxMacGetEventParamType<GrafPtr>() { return typeGrafPtr; }
 template<> EventParamType wxMacGetEventParamType<OSStatus>() { return typeOSStatus; }
 template<> EventParamType wxMacGetEventParamType<CFIndex>() { return typeCFIndex; }
 template<> EventParamType wxMacGetEventParamType<GWorldPtr>() { return typeGWorldPtr; }
 */

class wxMacCarbonEvent
{

public :
    wxMacCarbonEvent()
    {
        m_eventRef = 0;
        m_release = false;
    }

    wxMacCarbonEvent( EventRef event , bool release = false )
    {
        m_eventRef = event;
        m_release = release;
    }

    wxMacCarbonEvent(UInt32 inClassID,UInt32 inKind,EventTime inWhen = 0 /*now*/,EventAttributes inAttributes=kEventAttributeNone)
    {
        m_eventRef = NULL;
        verify_noerr( MacCreateEvent( NULL , inClassID, inKind,inWhen,inAttributes,&m_eventRef) );
        m_release = true;
    }

    ~wxMacCarbonEvent()
    {
        if ( m_release )
            ReleaseEvent( m_eventRef );
    }

    OSStatus Create(UInt32 inClassID,UInt32 inKind,EventTime inWhen = 0 /*now*/,EventAttributes inAttributes=kEventAttributeNone)
    {
        verify( (m_eventRef == NULL) || m_release );
        if ( m_eventRef && m_release )
        {
            ReleaseEvent( m_eventRef );
            m_release = false;
            m_eventRef = NULL;
        }
        OSStatus err = MacCreateEvent( NULL , inClassID, inKind,inWhen,inAttributes,&m_eventRef);
        if ( err == noErr )
            m_release = true;
        return err;
    }

    OSStatus GetParameter( EventParamName inName, EventParamType inDesiredType, UInt32 inBufferSize, void * outData);

    template <typename T> OSStatus GetParameter( EventParamName inName, EventParamType type , T *data )
    {
        return GetParameter( inName, type , sizeof( T ) , data );
    }
    template <typename T> OSStatus GetParameter( EventParamName inName, T *data )
    {
        return GetParameter<T>( inName, wxMacGetEventParamType<T>() , data );
    }

    template <typename T> T GetParameter( EventParamName inName )
    {
        T value;
        verify_noerr( GetParameter<T>( inName, &value ) );
        return value;
    }
    template <typename T> T GetParameter( EventParamName inName, EventParamType inDesiredType )
    {
        T value;
        verify_noerr( GetParameter<T>( inName, inDesiredType , &value ) );
        return value;
    }

    OSStatus SetParameter( EventParamName inName, EventParamType inType, UInt32 inSize, const void * inData);
    template <typename T> OSStatus SetParameter( EventParamName inName, EventParamType inDesiredType , const T *data )
    {
        return SetParameter( inName, inDesiredType , sizeof( T ) , data );
    }
    template <typename T> OSStatus SetParameter( EventParamName inName, EventParamType inDesiredType , const T& data )
    {
        return SetParameter<T>( inName, inDesiredType , &data );
    }
    template <typename T> OSStatus SetParameter( EventParamName inName, const T *data )
    {
        return SetParameter<T>( inName, wxMacGetEventParamType<T>() , data );
    }
    template <typename T> OSStatus SetParameter( EventParamName inName, const T& data )
    {
        return SetParameter<T>( inName, wxMacGetEventParamType<T>() , &data );
    }
    UInt32 GetClass()
    {
        return ::GetEventClass( m_eventRef );
    }
    UInt32 GetKind()
    {
        return ::GetEventKind( m_eventRef );
    }
    EventTime GetTime()
    {
        return ::GetEventTime( m_eventRef );
    }
    UInt32 GetTicks()
    {
        return EventTimeToTicks( GetTime() );
    }
    OSStatus SetCurrentTime( )
    {
        return ::SetEventTime( m_eventRef , GetCurrentEventTime() );
    }
    OSStatus SetTime( EventTime when )
    {
        return ::SetEventTime( m_eventRef , when );
    }
    operator EventRef () { return m_eventRef; }

    bool IsValid() { return m_eventRef != 0; }
protected :
    EventRef m_eventRef;
    bool     m_release;
};

//
// helper class for allocating and deallocating Universal Proc Ptrs
//

template <typename procType, typename uppType , uppType (*newUPP)(procType) , void (*disposeUPP)(uppType) > class wxMacUPP
{
public :
    wxMacUPP( procType proc )
    {
        m_upp = NULL;
        m_upp = (*newUPP)( NULL );
    }
    ~wxMacUPP()
    {
        if ( m_upp )
            disposeUPP( m_upp );
    }
    operator uppType() { return m_upp; }
private :
    uppType m_upp;
};

typedef wxMacUPP<NMProcPtr,NMUPP,NewNMUPP,DisposeNMUPP> wxMacNMUPP;

template <typename refType> class wxMacCFRefHolder
{
public :
    wxMacCFRefHolder()
        : m_ref(NULL) , m_release(false)
    {
    }

    wxMacCFRefHolder( refType ref , bool release = true )
        : m_ref(ref) , m_release(release)
    {
    }

    ~wxMacCFRefHolder()
    {
        Release();
    }

    void Release()
    {
        if ( m_release && m_ref != NULL )
            CFRelease( m_ref );
        m_ref = NULL;
    }

    refType Detach()
    {
        refType val = m_ref;
        m_release = false;
        m_ref = NULL;
        return val;
    }

    void Set( refType ref , bool release = true  )
    {
        Release();
        m_release = release;
        m_ref = ref;
    }

    operator refType () const { return m_ref; }

private :
    refType m_ref;
    bool m_release;

    DECLARE_NO_COPY_CLASS( wxMacCFRefHolder )
};

#if wxUSE_GUI

#include "wx/listbox.h"

/*
GWorldPtr         wxMacCreateGWorld( int width , int height , int depth );
void                 wxMacDestroyGWorld( GWorldPtr gw );
PicHandle         wxMacCreatePict( GWorldPtr gw , GWorldPtr mask = NULL );
CIconHandle     wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize  );
void                 wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green ,  int blue );
CTabHandle         wxMacCreateColorTable( int numColors );
*/
void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bitmap , int forceType = 0 );
void wxMacReleaseBitmapButton( ControlButtonContentInfo*info );

#define MAC_WXCOLORREF(a) (*((RGBColor*)&(a)))
#define MAC_WXHBITMAP(a) (GWorldPtr(a))
#define MAC_WXHMETAFILE(a) (PicHandle(a))
#define MAC_WXHICON(a) (IconRef(a))
#define MAC_WXHCURSOR(a) (CursHandle(a))
#define MAC_WXHRGN(a) (RgnHandle(a))
#define MAC_WXHWND(a) (WindowPtr(a))
#define MAC_WXRECPTR(a) ((Rect*)a)
#define MAC_WXPOINTPTR(a) ((Point*)a)
#define MAC_WXHMENU(a) ((MenuHandle)a)

struct wxOpaqueWindowRef
{
    wxOpaqueWindowRef( WindowRef ref ) { m_data = ref; }
    operator WindowRef() { return m_data; }
private :
    WindowRef m_data;
};

void wxMacRectToNative( const wxRect *wx , Rect *n );
void wxMacNativeToRect( const Rect *n , wxRect* wx );
void wxMacPointToNative( const wxPoint* wx , Point *n );
void wxMacNativeToPoint( const Point *n , wxPoint* wx );

wxWindow *              wxFindControlFromMacControl(ControlRef inControl );
wxTopLevelWindowMac*    wxFindWinFromMacWindow( WindowRef inWindow );
wxMenu*                 wxFindMenuFromMacMenu(MenuRef inMenuRef);

int                     wxMacCommandToId( UInt32 macCommandId );
UInt32                  wxIdToMacCommand( int wxId );
wxMenu*                 wxFindMenuFromMacCommand( const HICommand &macCommandId , wxMenuItem* &item );

extern wxWindow* g_MacLastWindow;
pascal OSStatus wxMacTopLevelMouseEventHandler( EventHandlerCallRef handler , EventRef event , void *data );
Rect wxMacGetBoundsForControl( wxWindow* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin = true );

ControlActionUPP GetwxMacLiveScrollbarActionProc();

class wxMacControl
{
public :
    wxMacControl( wxWindow* peer , bool isRootControl = false );
    wxMacControl( wxWindow* peer , ControlRef control );
    wxMacControl( wxWindow* peer , WXWidget control );
    virtual ~wxMacControl();

    void Init();

    virtual void Dispose();

    bool Ok() const { return GetControlRef() != NULL; }

    void SetReferenceInNativeControl();
    static wxMacControl* GetReferenceFromNativeControl(ControlRef control);

    virtual ControlRef * GetControlRefAddr() { return &m_controlRef; }
    virtual ControlRef GetControlRef() const { return m_controlRef; }

    virtual void SetReference( SInt32 data );
    /*
    void operator= (ControlRef c) { m_controlRef = c; }
    operator ControlRef () { return m_controlRef; }
    operator ControlRef * () { return &m_controlRef; }
    */
    // accessing data and values

    virtual OSStatus SetData( ControlPartCode inPartCode , ResType inTag , Size inSize , const void * inData );
    virtual OSStatus GetData( ControlPartCode inPartCode , ResType inTag , Size inBufferSize , void * inOutBuffer , Size * outActualSize ) const;
    virtual OSStatus GetDataSize( ControlPartCode inPartCode , ResType inTag , Size * outActualSize ) const;
    virtual OSStatus SendEvent(  EventRef ref , OptionBits inOptions = 0 );
    virtual OSStatus SendHICommand( HICommand &command , OptionBits inOptions = 0 );

    virtual OSStatus SendHICommand( UInt32 commandID , OptionBits inOptions = 0 );

    virtual SInt32 GetValue() const;
    virtual SInt32 GetMaximum() const;
    virtual SInt32 GetMinimum() const;

    virtual void SetValue( SInt32 v );
    virtual void SetMinimum( SInt32 v );
    virtual void SetMaximum( SInt32 v );

    virtual void SetValueAndRange( SInt32 value , SInt32 minimum , SInt32 maximum );
    virtual void SetRange( SInt32 minimum , SInt32 maximum );

    virtual OSStatus SetFocus( ControlFocusPart focusPart );
    virtual bool HasFocus() const;
    virtual bool NeedsFocusRect() const;
    virtual void SetNeedsFocusRect( bool needs );

    // templated helpers

    Size GetDataSize( ControlPartCode inPartCode , ResType inTag ) const
    {
        Size sz;
        verify_noerr( GetDataSize( inPartCode , inTag , &sz ) );
        return sz;
    }
    template <typename T> OSStatus SetData( ControlPartCode inPartCode , ResType inTag , const T *data )
    {
        return SetData( inPartCode , inTag , sizeof( T ) , data );
    }
    template <typename T> OSStatus SetData( ControlPartCode inPartCode , ResType inTag , const T& data )
    {
        return SetData( inPartCode , inTag , sizeof( T ) , &data );
    }
    template <typename T> OSStatus SetData( ResType inTag , const T *data )
    {
        return SetData( kControlEntireControl , inTag , sizeof( T ) , data );
    }
    template <typename T> OSStatus SetData( ResType inTag , const T& data )
    {
        return SetData( kControlEntireControl , inTag , sizeof( T ) , &data );
    }
    template <typename T> OSStatus GetData( ControlPartCode inPartCode , ResType inTag , T *data ) const
    {
        Size dummy;
        return GetData( inPartCode , inTag , sizeof( T ) , data , &dummy );
    }
    template <typename T> T GetData( ControlPartCode inPartCode , ResType inTag ) const
    {
        T value;
        OSStatus err = GetData<T>( inPartCode , inTag , &value );
        
        wxASSERT_MSG(err == noErr, wxString::Format(wxT("GetData Failed for Part [%i] and Tag [%i]"),
            inPartCode, inTag));
        return value;
    }
    template <typename T> OSStatus GetData( ResType inTag , T *data ) const
    {
        Size dummy;
        return GetData( kControlEntireControl , inTag , sizeof( T ) , data , &dummy );
    }
    template <typename T> T GetData( ResType inTag ) const
    {
        return GetData<T>( kControlEntireControl , inTag );
    }
    
    // Flash the control for the specified amount of time
    virtual void Flash( ControlPartCode part , UInt32 ticks = 8 );

    virtual void VisibilityChanged( bool shown );
    virtual void SuperChangedPosition();


    virtual void SetFont( const wxFont & font , const wxColour& foreground , long windowStyle );
    virtual void SetBackground( const wxBrush &brush );
    virtual ControlPartCode HandleKey(  SInt16 keyCode,  SInt16 charCode, EventModifiers modifiers );
    void SetActionProc( ControlActionUPP   actionProc );
    void SetViewSize( SInt32 viewSize );
    SInt32 GetViewSize() const;

    virtual bool IsVisible() const;
    virtual void SetVisibility( bool visible , bool redraw );
    virtual bool IsEnabled() const;
    virtual bool IsActive() const;
    virtual void Enable( bool enable );

    // invalidates this control and all children
    virtual void InvalidateWithChildren();
    virtual void SetDrawingEnabled( bool enable );
#ifdef __WXMAC_OSX__
    virtual bool GetNeedsDisplay() const;
#endif
    // where is in native window relative coordinates
    virtual void SetNeedsDisplay( RgnHandle where );
    // where is in native window relative coordinates
    virtual void SetNeedsDisplay( Rect* where = NULL );

    // if rect = NULL, entire view
    virtual void ScrollRect( wxRect *rect , int dx , int dy );

    // in native parent window relative coordinates
    virtual void GetRect( Rect *r );

    // in native parent window relative coordinates
    virtual void SetRect( Rect *r );

    virtual void GetRectInWindowCoords( Rect *r );
    virtual void GetBestRect( Rect *r );
    virtual void SetLabel( const wxString &title );
    // converts from Toplevel-Content relative to local
    static void Convert( wxPoint *pt , wxMacControl *convert , wxMacControl *to );

    virtual void GetFeatures( UInt32 *features );
    virtual OSStatus GetRegion( ControlPartCode partCode , RgnHandle region );
    virtual OSStatus SetZOrder( bool above , wxMacControl* other );
            
    bool    IsCompositing() { return m_isCompositing; }
    bool    IsRootControl() { return m_isRootControl; }
    
    wxWindow* GetPeer() const
    {
         return m_peer;
    }

     // to be moved into a tab control class

    virtual OSStatus SetTabEnabled( SInt16 tabNo , bool enable );
protected :
    ControlRef  m_controlRef;
    wxFont      m_font;
    long        m_windowStyle;
    wxWindow*   m_peer;
    bool        m_needsFocusRect;
    bool        m_isCompositing;
    bool        m_isRootControl;
};

// ============================================================================
// DataBrowser Wrapper
// ============================================================================
//
// basing on DataBrowserItemIDs
//

class wxMacDataBrowserControl : public wxMacControl
{
public :
    wxMacDataBrowserControl( wxWindow* peer, const wxPoint& pos, const wxSize& size, long style);

    OSStatus SetCallbacks( const DataBrowserCallbacks *callbacks );
    
    OSStatus GetItemCount( DataBrowserItemID container,
            Boolean recurse,
            DataBrowserItemState state,
            UInt32 *numItems) const;
    
    OSStatus GetItems( DataBrowserItemID container,
            Boolean recurse,
            DataBrowserItemState state,
            Handle items) const;
    

    OSStatus AddColumn( DataBrowserListViewColumnDesc *columnDesc,
        DataBrowserTableViewColumnIndex position );
        
    OSStatus AutoSizeColumns();
    
    OSStatus SetHasScrollBars( bool horiz, bool vert );
    OSStatus SetHiliteStyle( DataBrowserTableViewHiliteStyle hiliteStyle );
    
    OSStatus SetHeaderButtonHeight( UInt16 height );
    OSStatus GetHeaderButtonHeight( UInt16 *height );

    OSStatus UpdateItems( DataBrowserItemID container, UInt32 numItems,
            const DataBrowserItemID *items,
            DataBrowserPropertyID preSortProperty,
            DataBrowserPropertyID propertyID ) const;
            
    OSStatus AddItems( DataBrowserItemID container, UInt32 numItems,
            const DataBrowserItemID *items,
            DataBrowserPropertyID preSortProperty );
    OSStatus RemoveItems( DataBrowserItemID container, UInt32 numItems,
            const DataBrowserItemID *items,
            DataBrowserPropertyID preSortProperty );
    OSStatus RevealItem( DataBrowserItemID item,
            DataBrowserPropertyID propertyID,
            DataBrowserRevealOptions options ) const;

    OSStatus SetSelectionFlags( DataBrowserSelectionFlags );
    OSStatus GetSelectionAnchor( DataBrowserItemID *first, DataBrowserItemID *last ) const;
    bool IsItemSelected( DataBrowserItemID item ) const;
    OSStatus SetSelectedItems( UInt32 numItems,
            const DataBrowserItemID *items,
            DataBrowserSetOption operation );

    OSStatus GetItemID( DataBrowserTableViewRowIndex row, 
            DataBrowserItemID * item ) const;
    OSStatus GetItemRow( DataBrowserItemID item, 
            DataBrowserTableViewRowIndex * row ) const;
            
    OSStatus SetDefaultRowHeight( UInt16 height );
    OSStatus GetDefaultRowHeight( UInt16 * height ) const;
    
    OSStatus SetRowHeight( DataBrowserItemID item , UInt16 height);
    OSStatus GetRowHeight( DataBrowserItemID item , UInt16 *height) const;
    
    OSStatus GetColumnWidth( DataBrowserPropertyID column , UInt16 *width ) const;
    OSStatus SetColumnWidth( DataBrowserPropertyID column , UInt16 width );
     
    OSStatus GetDefaultColumnWidth( UInt16 *width ) const;
    OSStatus SetDefaultColumnWidth( UInt16 width );
    
    OSStatus GetColumnCount( UInt32* numColumns) const;

    OSStatus GetColumnPosition( DataBrowserPropertyID column, UInt32 *position) const;
    OSStatus SetColumnPosition( DataBrowserPropertyID column, UInt32 position);
    
    OSStatus GetScrollPosition( UInt32 *top , UInt32 *left ) const;
    OSStatus SetScrollPosition( UInt32 top , UInt32 left );
    
    OSStatus GetSortProperty( DataBrowserPropertyID *column ) const;
    OSStatus SetSortProperty( DataBrowserPropertyID column );
     
    OSStatus GetSortOrder( DataBrowserSortOrder *order ) const;
    OSStatus SetSortOrder( DataBrowserSortOrder order );
     
    OSStatus GetPropertyFlags( DataBrowserPropertyID property, DataBrowserPropertyFlags *flags ) const;
    OSStatus SetPropertyFlags( DataBrowserPropertyID property, DataBrowserPropertyFlags flags );
    
    OSStatus GetHeaderDesc( DataBrowserPropertyID property, DataBrowserListViewHeaderDesc *desc ) const;
    OSStatus SetHeaderDesc( DataBrowserPropertyID property, DataBrowserListViewHeaderDesc *desc );
    
    OSStatus SetDisclosureColumn( DataBrowserPropertyID property , Boolean expandableRows );
protected :
    
    static pascal void DataBrowserItemNotificationProc(
        ControlRef browser,
        DataBrowserItemID itemID,
        DataBrowserItemNotification message,
        DataBrowserItemDataRef itemData );

    virtual void ItemNotification(
        DataBrowserItemID itemID,
        DataBrowserItemNotification message,
        DataBrowserItemDataRef itemData) = 0;

    static pascal OSStatus DataBrowserGetSetItemDataProc(
        ControlRef browser,
        DataBrowserItemID itemID,
        DataBrowserPropertyID property,
        DataBrowserItemDataRef itemData,
        Boolean changeValue );

    virtual OSStatus GetSetItemData(
        DataBrowserItemID itemID,
        DataBrowserPropertyID property,
        DataBrowserItemDataRef itemData,
        Boolean changeValue ) = 0;

    static pascal Boolean DataBrowserCompareProc(
	    ControlRef browser, 
	    DataBrowserItemID itemOneID, 
	    DataBrowserItemID itemTwoID, 
	    DataBrowserPropertyID sortProperty);
	    
	virtual Boolean CompareItems(DataBrowserItemID itemOneID, 
	    DataBrowserItemID itemTwoID, 
	    DataBrowserPropertyID sortProperty) = 0;
};

// ============================================================================
// Higher-level Databrowser 
// ============================================================================
//
// basing on data item objects
//

// forward decl

class wxMacDataItemBrowserControl;

// base class for databrowser items

class wxMacDataItem
{
public :
    wxMacDataItem();
    virtual ~wxMacDataItem();
    
    virtual bool IsLessThan(wxMacDataItemBrowserControl *owner , 
        const wxMacDataItem*, 
        DataBrowserPropertyID property) const;
    
    // returns true if access was successful, otherwise false
    virtual OSStatus GetSetData(wxMacDataItemBrowserControl *owner , 
        DataBrowserPropertyID property,
        DataBrowserItemDataRef itemData,
        bool changeValue );

    virtual void Notification(wxMacDataItemBrowserControl *owner , 
        DataBrowserItemNotification message,
        DataBrowserItemDataRef itemData ) const;
};

typedef wxMacDataItem* wxMacDataItemPtr;
const wxMacDataItemPtr wxMacDataBrowserRootContainer = NULL;

WX_DEFINE_USER_EXPORTED_ARRAY_PTR(wxMacDataItemPtr, wxArrayMacDataItemPtr, class WXDLLIMPEXP_CORE);

class wxMacDataItemBrowserControl : public wxMacDataBrowserControl
{
public :
    wxMacDataItemBrowserControl( wxWindow* peer , const wxPoint& pos, const wxSize& size, long style);
    
    unsigned int    GetItemCount(const wxMacDataItem* container, bool recurse , DataBrowserItemState state) const;
    void            GetItems(const wxMacDataItem* container, bool recurse , 
                        DataBrowserItemState state, wxArrayMacDataItemPtr &items ) const;
                        
    unsigned int    GetLineFromItem(const wxMacDataItem *item) const;
    wxMacDataItem * GetItemFromLine(unsigned int n) const;
    
    void            UpdateItem(const wxMacDataItem *container, const wxMacDataItem *item, 
                        DataBrowserPropertyID property) const;
    void            UpdateItems(const wxMacDataItem *container, wxArrayMacDataItemPtr &items, 
                        DataBrowserPropertyID property) const;
    
    void            AddItem(wxMacDataItem *container, wxMacDataItem *item);
    void            AddItems(wxMacDataItem *container, wxArrayMacDataItemPtr &items );

    void            RemoveAllItems(wxMacDataItem *container);
    void            RemoveItem(wxMacDataItem *container, wxMacDataItem* item);
    void            RemoveItems(wxMacDataItem *container, wxArrayMacDataItemPtr &items);
    
    void            SetSelectedItem( wxMacDataItem* item , DataBrowserSetOption option);
    void            SetSelectedItems( wxArrayMacDataItemPtr &items , DataBrowserSetOption option);
    void            SetSelectedAllItems( DataBrowserSetOption option);
    Boolean         IsItemSelected( const wxMacDataItem* item) const;
    
    void            RevealItem( wxMacDataItem* item, DataBrowserRevealOptions options);
    
    void            GetSelectionAnchor( wxMacDataItemPtr* first , wxMacDataItemPtr* last) const;
    
    // item aware methods, to be used in subclasses
    
    virtual Boolean CompareItems(const wxMacDataItem* itemOneID, 
                        const wxMacDataItem* itemTwoID, 
                        DataBrowserPropertyID sortProperty);

    virtual OSStatus GetSetItemData(wxMacDataItem* itemID,
                        DataBrowserPropertyID property,
                        DataBrowserItemDataRef itemData,
                        Boolean changeValue );

    virtual void    ItemNotification(
                        const wxMacDataItem* itemID,
                        DataBrowserItemNotification message,
                        DataBrowserItemDataRef itemData);
    
    // ID aware base methods, should be 'final' ie not changed in subclasses
    
    virtual Boolean CompareItems(DataBrowserItemID itemOneID, 
                        DataBrowserItemID itemTwoID, 
                        DataBrowserPropertyID sortProperty);

    virtual OSStatus GetSetItemData(DataBrowserItemID itemID,
                        DataBrowserPropertyID property,
                        DataBrowserItemDataRef itemData,
                        Boolean changeValue );

    virtual void    ItemNotification(
                        DataBrowserItemID itemID,
                        DataBrowserItemNotification message,
                        DataBrowserItemDataRef itemData);

    // as we are getting the same events for human and API selection we have to suppress
    // events in the latter case, since this will be used from many subclasses we keep it here
    
    bool            IsSelectionSuppressed() const { return m_suppressSelection; }
    bool            SuppressSelection( bool suppress );
    
private :

    bool m_suppressSelection;
};

class wxMacDataItemBrowserSelectionSuppressor
{
public :
    wxMacDataItemBrowserSelectionSuppressor(wxMacDataItemBrowserControl *browser);
    ~wxMacDataItemBrowserSelectionSuppressor();
    
private :

    bool m_former;
    wxMacDataItemBrowserControl* m_browser;
};

// ============================================================================
// platform listbox implementation
// ============================================================================
//
// exposed for reuse in wxCheckListBox

class wxMacListBoxItem : public wxMacDataItem
{
public :
    wxMacListBoxItem();
    
    virtual ~wxMacListBoxItem();
    
    void SetLabel( const wxString& str);
    const wxString& GetLabel() const;
    
    virtual bool IsLessThan(wxMacDataItemBrowserControl *owner , 
        const wxMacDataItem* rhs, 
        DataBrowserPropertyID sortProperty) const;

    virtual OSStatus GetSetData( wxMacDataItemBrowserControl *owner ,
        DataBrowserPropertyID property,
        DataBrowserItemDataRef itemData,
        bool changeValue );

    virtual void Notification(wxMacDataItemBrowserControl *owner , 
        DataBrowserItemNotification message,
        DataBrowserItemDataRef itemData ) const;
        
    void SetOrder( SInt32 order );
    SInt32 GetOrder() const;
    
    void SetData( void* data);
    void* GetData() const;

private :
    wxString    m_label;
    wxMacCFStringHolder m_cfLabel;
    void *      m_data;
    SInt32      m_order;
};

class wxMacDataBrowserListControl : public wxMacDataItemBrowserControl , public wxMacListControl
{
public:
    wxMacDataBrowserListControl( wxListBox *peer, const wxPoint& pos, const wxSize& size, long style );
    ~wxMacDataBrowserListControl();

    // create a list item (can be a subclass of wxMacListBoxItem)

    virtual wxMacListBoxItem* CreateItem();

    // add and remove
    
    void            MacDelete( unsigned int n );
    void            MacInsert( unsigned int n, const wxString& item );
    void            MacInsert( unsigned int n, const wxArrayString& items );
    int             MacAppend( const wxString& item );
    void            MacClear();

    // selecting
    
    void            MacDeselectAll();
    void            MacSetSelection( unsigned int n, bool select );
    int             MacGetSelection() const;
    int             MacGetSelections( wxArrayInt& aSelections ) const;
    bool            MacIsSelected( unsigned int n ) const;

    // display

    void            MacScrollTo( unsigned int n );

    // accessing content
    
    void            MacSetString( unsigned int n, const wxString& item );
    void            MacSetClientData( unsigned int n, void * data);
    wxString        MacGetString( unsigned int n) const;
    void *          MacGetClientData( unsigned int) const;
    unsigned int    MacGetCount() const;

    // client data

    wxClientDataType GetClientDataType() const;
    void            SetClientDataType(wxClientDataType clientDataItemsType);

    // pointing back

    wxListBox * GetPeer() const;
private :
    bool            m_stringSorted;
    wxClientDataType m_clientDataItemsType;
};

// ============================================================================
// graphics implementation
// ============================================================================

#if wxMAC_USE_CORE_GRAPHICS

class WXDLLEXPORT wxMacCGPath : public wxGraphicPath
{
    DECLARE_NO_COPY_CLASS(wxMacCGPath)
public :
    wxMacCGPath();
    ~wxMacCGPath();

    //  Starts a new subpath at
    void MoveToPoint( wxCoord x1 , wxCoord y1 );
    void AddLineToPoint( wxCoord x1 , wxCoord y1 );
    void AddQuadCurveToPoint( wxCoord cx1, wxCoord cy1, wxCoord x1, wxCoord y1 );
    void AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h );
    void AddCircle( wxCoord x, wxCoord y , wxCoord r );

    // closes the current subpath
    void CloseSubpath();

    CGPathRef GetPath() const;
private :
    CGMutablePathRef m_path;
};

class WXDLLEXPORT wxMacCGContext : public wxGraphicContext
{
    DECLARE_NO_COPY_CLASS(wxMacCGContext)

public:
    wxMacCGContext( CGrafPtr port );
    wxMacCGContext( CGContextRef cgcontext );
    wxMacCGContext();
    ~wxMacCGContext();

    virtual void Clip( const wxRegion &region );
    virtual void StrokePath( const wxGraphicPath *p );
    virtual void DrawPath( const wxGraphicPath *p , int fillStyle = wxWINDING_RULE );
    virtual void FillPath( const wxGraphicPath *p , const wxColor &fillColor , int fillStyle = wxWINDING_RULE );

    virtual wxGraphicPath* CreatePath();
    virtual void SetPen( const wxPen &pen ) ;
    virtual void SetBrush( const wxBrush &brush );
    CGContextRef GetNativeContext();
    void SetNativeContext( CGContextRef cg );
    CGPathDrawingMode GetDrawingMode() const { return m_mode; }
private:
    CGContextRef m_cgContext;
    CGrafPtr m_qdPort;
    CGPathDrawingMode m_mode;
    wxPen m_pen;
    wxBrush m_brush;
};

#endif // wxMAC_USE_CORE_GRAPHICS

#ifdef __WXMAC_OSX__

CGColorSpaceRef wxMacGetGenericRGBColorSpace(void);
void wxMacMemoryBufferReleaseProc(void *info, const void *data, size_t size);

#endif

class WXDLLEXPORT wxBitmapRefData: public wxGDIRefData
{
    DECLARE_NO_COPY_CLASS(wxBitmapRefData)

    friend class WXDLLEXPORT wxIcon;
    friend class WXDLLEXPORT wxCursor;
public:
    wxBitmapRefData(int width , int height , int depth);
    wxBitmapRefData();
    ~wxBitmapRefData();

    void Free();
    bool Ok() const { return m_ok; }
    void SetOk( bool isOk) { m_ok = isOk; }

    void SetWidth( int width ) { m_width = width; }
    void SetHeight( int height ) { m_height = height; }
    void SetDepth( int depth ) { m_depth = depth; }

    int GetWidth() const { return m_width; }
    int GetHeight() const { return m_height; }
    int GetDepth() const { return m_depth; }

    void *GetRawAccess() const;
    void *BeginRawAccess();
    void EndRawAccess();

    bool HasAlpha() const { return m_hasAlpha; }
    void UseAlpha( bool useAlpha );

public:
#if wxUSE_PALETTE
    wxPalette     m_bitmapPalette;
#endif // wxUSE_PALETTE

    wxMask *      m_bitmapMask; // Optional mask
#ifdef __WXMAC_OSX__
    CGImageRef    CGImageCreate() const;
#endif

    // returns true if the bitmap has a size that
    // can be natively transferred into a true icon
    // if no is returned GetIconRef will still produce
    // an icon but it will be generated via a PICT and
    // rescaled to 16 x 16
    bool          HasNativeSize();

    // caller should increase ref count if needed longer
    // than the bitmap exists
    IconRef       GetIconRef();

    // returns a Pict from the bitmap content
    PicHandle     GetPictHandle();
    GWorldPtr     GetHBITMAP(GWorldPtr * mask = NULL ) const;
    void          UpdateAlphaMask() const;

private :
    bool Create(int width , int height , int depth);
    void Init();

    int           m_width;
    int           m_height;
    int           m_bytesPerRow;
    int           m_depth;
    bool          m_hasAlpha;
    wxMemoryBuffer m_memBuf;
    int           m_rawAccessCount;
    bool          m_ok;
#ifdef __WXMAC_OSX__
    mutable CGImageRef    m_cgImageRef;
#endif
    IconRef       m_iconRef;
    PicHandle     m_pictHandle;
    GWorldPtr     m_hBitmap;
    GWorldPtr     m_hMaskBitmap;
    wxMemoryBuffer m_maskMemBuf;
    int            m_maskBytesPerRow;
};

class WXDLLEXPORT wxIconRefData : public wxGDIRefData
{
public:
    wxIconRefData();
    wxIconRefData( WXHICON );
    virtual ~wxIconRefData() { Free(); }

    void Init();
    virtual void Free();

    void SetWidth( int width ) { m_width = width; }
    void SetHeight( int height ) { m_height = height; }

    int GetWidth() const { return m_width; }
    int GetHeight() const { return m_height; }

    WXHICON GetHICON() const { return (WXHICON) m_iconRef; }
private :
    IconRef m_iconRef;
    int m_width;
    int m_height;
};

// toplevel.cpp

ControlRef wxMacFindControlUnderMouse( wxTopLevelWindowMac* toplevelWindow, const Point& location , WindowRef window , ControlPartCode *outPart );

#ifdef WORDS_BIGENDIAN
    inline Rect* wxMacGetPictureBounds( PicHandle pict , Rect* rect ) 
    { 
       *rect = (**pict).picFrame; 
        return rect;
    }
#else
    inline Rect* wxMacGetPictureBounds( PicHandle pict , Rect* rect ) 
    {   
        return QDGetPictureBounds( pict , rect );
    }
#endif

#endif // wxUSE_GUI

#define wxMAC_DEFINE_PROC_GETTER( UPP , x ) \
UPP Get##x()                                \
{                                           \
    static UPP sHandler = NULL;             \
    if ( sHandler == NULL )                 \
        sHandler = New##UPP( x );           \
    return sHandler;                        \
}

//---------------------------------------------------------------------------
// wxMac string conversions
//---------------------------------------------------------------------------

void wxMacSetupConverters();
void wxMacCleanupConverters();

void wxMacStringToPascal( const wxString&from , StringPtr to );
wxString wxMacMakeStringFromPascal( ConstStringPtr from );

// filefn.cpp

wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathComponent = NULL );
OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef );
wxString wxMacHFSUniStrToString( ConstHFSUniStr255Param uniname );

#endif
    // _WX_PRIVATE_H_