// Operations:
bool wxTaskBarIcon::SetIcon(const wxIcon& icon, const wxString& tooltip)
{
wxBitmap bmp( icon ) ;
OSStatus err = noErr ;
CGImageRef pImage;
#if 0 // is always available under OSX now -- crashes on 10.2 in CFRetain() - RN
pImage = (CGImageRef) bmp.CGImageCreate() ;
#else
WXHBITMAP iconport ;
WXHBITMAP maskport ;
iconport = bmp.GetHBITMAP( &maskport ) ;
if (!maskport)
{
// Make a mask with no transparent pixels
wxBitmap mbmp(icon.GetWidth(), icon.GetHeight());
wxMemoryDC dc;
dc.SelectObject(mbmp);
dc.SetBackground(*wxBLACK_BRUSH);
dc.Clear();
dc.SelectObject(wxNullBitmap);
bmp.SetMask( new wxMask(mbmp, *wxWHITE) ) ;
iconport = bmp.GetHBITMAP( &maskport ) ;
}
//create the icon from the bitmap and mask bitmap contained within
err = CreateCGImageFromPixMaps(
GetGWorldPixMap(MAC_WXHBITMAP(iconport)),
GetGWorldPixMap(MAC_WXHBITMAP(maskport)),
&pImage
);
wxASSERT(err == 0);
#endif
wxASSERT(pImage != NULL );
err = SetApplicationDockTileImage(pImage);
wxASSERT(err == 0);
if (pImage != NULL)
CGImageRelease(pImage);
return m_iconAdded = err == noErr;
}
/*******************************************************************************
** TileBadge
*******************************************************************************/
void TileBadge( Boolean inRestoreTileBeforeBadging )
{
OSStatus theErr;
PicHandle theBadge;
PicHandle theBadgeMask;
GWorldPtr theBadgeWorld;
GWorldPtr theBadgeMaskWorld;
Rect theRect = { 0, 0, 128, 128 };
CGImageRef theBadgeImage;
GDHandle theSavedDevice;
GrafPtr theSavedPort;
// ***
//
// PITFALL!
//
// Rebadging the tile will composite over the old one!
// You might want to restore the tile before badging.
//
// ***
if ( inRestoreTileBeforeBadging )
RestoreApplicationDockTileImage();
// Load the pictures
theBadge = GetPicture( kBadge );
require( theBadge != NULL, CantLoadBadge );
theBadgeMask = GetPicture( kBadgeMask );
require( theBadgeMask != NULL, CantLoadBadgeMask );
// Make some GWorlds
theErr = NewGWorld( &theBadgeWorld, 32, &theRect, NULL, NULL, 0 );
require_noerr( theErr, CantMakeBadgeWorld );
theErr = NewGWorld( &theBadgeMaskWorld, 32, &theRect, NULL, NULL, 0 );
require_noerr( theErr, CantMakeBadgeMaskWorld );
// Draw the pictures into the GWorlds
GetGWorld( &theSavedPort, &theSavedDevice );
SetGWorld( theBadgeWorld, NULL );
DrawPicture( theBadge, &theRect );
SetGWorld( theBadgeMaskWorld, NULL );
DrawPicture( theBadgeMask, &theRect );
SetGWorld( theSavedPort, theSavedDevice );
// ***
//
// Make a CGImage from the GWorlds' pixmaps
//
// ***
theErr = CreateCGImageFromPixMaps( GetGWorldPixMap( theBadgeWorld ),
GetGWorldPixMap( theBadgeMaskWorld ), &theBadgeImage );
if ( theErr != noErr )
SysBeep( 0 );
require_noerr( theErr, CantMakeBadgeImage );
// ***
//
// Badge the tile
//
// ***
theErr = OverlayApplicationDockTileImage( theBadgeImage );
if ( theBadgeImage != NULL )
CGImageRelease( theBadgeImage );
CantMakeBadgeImage:
DisposeGWorld( theBadgeMaskWorld );
CantMakeBadgeMaskWorld:
DisposeGWorld( theBadgeWorld );
CantMakeBadgeWorld:
ReleaseResource( (Handle) theBadgeMask );
CantLoadBadgeMask:
ReleaseResource( (Handle) theBadge );
CantLoadBadge:
;
}
