int wxImageList::Add( const wxIcon &bitmap )
{
wxASSERT_MSG( (bitmap.GetWidth() == m_width && bitmap.GetHeight() == m_height)
|| (m_width == 0 && m_height == 0),
wxT("invalid bitmap size in wxImageList: this might work ")
wxT("on this platform but definitely won't under Windows.") );
m_images.Append( new wxIcon( bitmap ) );
if (m_width == 0 && m_height == 0)
{
m_width = bitmap.GetWidth();
m_height = bitmap.GetHeight();
}
return m_images.GetCount() - 1;
}
// This function converts to the right size with the given background colour
wxBitmap PrepareIcon(wxIcon icon, wxSize size)
{
if (icon.GetWidth() == size.GetWidth() && icon.GetHeight() == size.GetHeight())
return icon;
wxBitmap bmp;
bmp.CopyFromIcon(icon);
return bmp.ConvertToImage().Rescale(size.GetWidth(), size.GetHeight());
}
void wxGCDCImpl::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
{
wxCHECK_RET( IsOk(), wxT("wxGCDC(cg)::DoDrawIcon - invalid DC") );
wxCHECK_RET( icon.IsOk(), wxT("wxGCDC(cg)::DoDrawIcon - invalid icon") );
wxCoord w = icon.GetWidth();
wxCoord h = icon.GetHeight();
m_graphicContext->DrawIcon( icon , x, y, w, h );
}
void wxIconBundle::AddIcon( const wxIcon& icon )
{
size_t i, max = m_icons.GetCount();
for( i = 0; i < max; ++i )
{
wxIcon& tmp = m_icons[i];
if( tmp.Ok() && tmp.GetWidth() == icon.GetWidth() &&
tmp.GetHeight() == icon.GetHeight() )
{
tmp = icon;
return;
}
}
m_icons.Add( icon );
}
// 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;
}
// Create a drag image from an icon and optional cursor
bool wxDragImage::Create(const wxIcon& image, const wxCursor& cursor)
{
if ( m_hImageList )
ImageList_Destroy(GetHimageList());
m_hImageList = 0;
#ifdef __WXWINCE__
UINT flags = ILC_COLOR;
#else
UINT flags wxDUMMY_INITIALIZE(0) ;
if (image.GetDepth() <= 4)
flags = ILC_COLOR4;
else if (image.GetDepth() <= 8)
flags = ILC_COLOR8;
else if (image.GetDepth() <= 16)
flags = ILC_COLOR16;
else if (image.GetDepth() <= 24)
flags = ILC_COLOR24;
else
flags = ILC_COLOR32;
#endif
flags |= ILC_MASK;
m_hImageList = (WXHIMAGELIST) ImageList_Create(image.GetWidth(), image.GetHeight(), flags, 1, 1);
HICON hIcon = (HICON) image.GetHICON();
int index = ImageList_AddIcon(GetHimageList(), hIcon);
if ( index == -1 )
{
wxLogError(_("Couldn't add an image to the image list."));
}
m_cursor = cursor; // Can only combine with drag image after calling BeginDrag.
return (index != -1) ;
}
void
wxSetIconsX11(WXDisplay* display, WXWindow window, const wxIconBundle& ib)
{
size_t size = 0;
const size_t numIcons = ib.GetIconCount();
for ( size_t i = 0; i < numIcons; ++i )
{
const wxIcon icon = ib.GetIconByIndex(i);
size += 2 + icon.GetWidth() * icon.GetHeight();
}
wxMAKE_ATOM(_NET_WM_ICON, (Display*)display);
if ( size > 0 )
{
unsigned long* data = new unsigned long[size];
unsigned long* ptr = data;
for ( size_t i = 0; i < numIcons; ++i )
{
const wxImage image = ib.GetIconByIndex(i).ConvertToImage();
int width = image.GetWidth(),
height = image.GetHeight();
unsigned char* imageData = image.GetData();
unsigned char* imageDataEnd = imageData + ( width * height * 3 );
bool hasMask = image.HasMask();
unsigned char rMask, gMask, bMask;
unsigned char r, g, b, a;
if( hasMask )
{
rMask = image.GetMaskRed();
gMask = image.GetMaskGreen();
bMask = image.GetMaskBlue();
}
else // no mask, but still init the variables to avoid warnings
{
rMask =
gMask =
bMask = 0;
}
*ptr++ = width;
*ptr++ = height;
while ( imageData < imageDataEnd )
{
r = imageData[0];
g = imageData[1];
b = imageData[2];
if( hasMask && r == rMask && g == gMask && b == bMask )
a = 0;
else
a = 255;
*ptr++ = ( a << 24 ) | ( r << 16 ) | ( g << 8 ) | b;
imageData += 3;
}
}
XChangeProperty( (Display*)display,
WindowCast(window),
_NET_WM_ICON,
XA_CARDINAL, 32,
PropModeReplace,
(unsigned char*)data, size );
delete[] data;
}
else
{
XDeleteProperty( (Display*)display,
WindowCast(window),
_NET_WM_ICON );
}
}