private bool IsCloakedApplication(IntPtr hWnd)
{
var mainResult = IntPtr.Zero;
var hResult = Dwmapi.DwmGetWindowAttribute(hWnd, (int)DWMWINDOWATTRIBUTE.DWMWA_CLOAKED, out mainResult, Marshal.SizeOf(typeof(uint)));
return(hResult > 0 || (DWMATTR)mainResult != 0);
}
public static bool GetExtendedFrameBounds(IntPtr handle, out Rectangle rectangle)
{
int result = Dwmapi.DwmGetWindowAttribute(handle, (int)DwmWindowAttribute.ExtendedFrameBounds, out RECT rect,
Marshal.SizeOf(typeof(RECT)));
rectangle = rect;
return(result == 0);
}
private Rect GetExtendFrameBounds()
{
RECT frameBounds;
Dwmapi.DwmGetWindowAttribute(this.Handle, DWMWINDOWATTRIBUTE.DWMWA_EXTENDED_FRAME_BOUNDS, out frameBounds, Marshal.SizeOf(typeof(RECT)));
var dpi = PerMonitorDpi.GetDpi(this.Handle);
var l = frameBounds.Left * (1 / dpi.ScaleX);
var t = frameBounds.Top * (1 / dpi.ScaleY);
var w = (frameBounds.Right - frameBounds.Left) * (1 / dpi.ScaleX);
var h = (frameBounds.Bottom - frameBounds.Top) * (1 / dpi.ScaleY);
return(new Rect(l, t, w, h));
}
private Rect GetSizeWithMargins()
{
Rect size;
if (Environment.OSVersion.Version.Major < 6)
{
GetWindowRect(Handle, out size);
}
else if (Dwmapi.DwmGetWindowAttribute(Handle, DWMWA_EXTENDED_FRAME_BOUNDS, out size, Marshal.SizeOf(typeof(Rect))) != 0)
{
GetWindowRect(Handle, out size);
}
return(size);
}
/// <summary>
/// 指定ウィンドウハンドルのウィンドウサイズを取得します。
/// </summary>
/// <param name="handle">ウィンドウハンドル</param>
/// <returns>ウィンドウサイズ</returns>
private static Rectangle GetWindowSize(IntPtr handle)
{
// Vista以降の場合、DWMでウィンドウサイズを取得
var rect = new RECT();
if (Environment.OSVersion.Version.Major >= 6)
{
if (Dwmapi.DwmGetWindowAttribute(handle, (int)DWMWA.EXTENDED_FRAME_BOUNDS, ref rect, Marshal.SizeOf(typeof(RECT))) == 0)
{
var rectangle = new Rectangle(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
if (rectangle.Width > 0 && rectangle.Height > 0)
{
return(rectangle);
}
}
}
if (User32.GetWindowRect(handle, out rect))
{
return(new Rectangle(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top));
}
return(Rectangle.Empty);
}