private IntPtr _GetHICONFromImageSource(ImageSource image, Size dimensions)
{
if (this._gdipToken == null)
{
this._gdipToken = Standard.SafeGdiplusStartupToken.Startup();
}
return(Standard.Utility.GenerateHICON(image, dimensions));
}
public static SafeGdiplusStartupToken Startup()
{
SafeGdiplusStartupToken safeGdiplusStartupToken = new SafeGdiplusStartupToken();
IntPtr handle;
StartupOutput startupOutput;
if (NativeMethods.GdiplusStartup(out handle, new StartupInput(), out startupOutput) == Status.Ok)
{
safeGdiplusStartupToken.handle = handle;
return(safeGdiplusStartupToken);
}
safeGdiplusStartupToken.Dispose();
throw new Exception("Unable to initialize GDI+");
}
public static SafeGdiplusStartupToken Startup()
{
IntPtr intPtr;
StartupOutput startupOutput;
SafeGdiplusStartupToken safeGdiplusStartupToken = new SafeGdiplusStartupToken();
if (Standard.NativeMethods.GdiplusStartup(out intPtr, new StartupInput(), out startupOutput) != Status.Ok)
{
safeGdiplusStartupToken.Dispose();
throw new Exception("Unable to initialize GDI+");
}
safeGdiplusStartupToken.handle = intPtr;
return(safeGdiplusStartupToken);
}
public static SafeGdiplusStartupToken Startup()
{
SafeGdiplusStartupToken safeHandle = new SafeGdiplusStartupToken();
IntPtr unsafeHandle;
StartupOutput output;
Status s = NativeMethods.GdiplusStartup(out unsafeHandle, new StartupInput(), out output);
if (s == Status.Ok)
{
safeHandle.handle = unsafeHandle;
return safeHandle;
}
safeHandle.Dispose();
throw new Exception("Unable to initialize GDI+");
}
// Caller is responsible for destroying the HICON.
private IntPtr _GetHICONFromImageSource(ImageSource image, Size dimensions)
{
// Verify that GDI+ has been initialized. Putting this behind a SafeHandle to ensure it gets shutdown.
if (null == _gdipToken)
{
_gdipToken = SafeGdiplusStartupToken.Startup();
}
return Utility.GenerateHICON(image, dimensions);
}
