public Rectangle GetWindowRectangle(IntPtr hWnd)
{
var rectangle = new NativeWinApi.Rectangle();
NativeWinApi.GetWindowRect(hWnd, ref rectangle);
return new Rectangle(
rectangle.Left,
rectangle.Top,
Math.Abs(rectangle.Right - rectangle.Left),
Math.Abs(rectangle.Bottom - rectangle.Top)
);
}
// NOTE: It's super important the consumer realizes they are responsible for the memory usage of Bitmap -- if
// you don't dispose, you are hosed.
public Bitmap CaptureWindow(IntPtr hwnd, PixelFormat pixelFormat)
{
if (!NativeWinApi.IsWindow(hwnd))
{
return null;
}
// _logger.DebugFormat("CaptureWindow({0},{1})", hwnd, pixelFormat);
var rectangle = new NativeWinApi.Rectangle();
NativeWinApi.GetWindowRect(hwnd, ref rectangle);
var bmp = new Bitmap(rectangle.Width, rectangle.Height, pixelFormat);
using (var gfxBmp = Graphics.FromImage(bmp))
{
var hdcBitmap = gfxBmp.GetHdc();
NativeWinApi.PrintWindow(hwnd, hdcBitmap, NativeWinApi.PrintWindowFlag.PW_DEFAULT);
gfxBmp.ReleaseHdc(hdcBitmap);
}
return bmp;
}
public void RefreshNotificationArea()
{
var startBarHandle = NativeWinApi.FindWindowEx(IntPtr.Zero, IntPtr.Zero, "Shell_TrayWnd", "");
var trayHandle = NativeWinApi.FindWindowEx(startBarHandle, IntPtr.Zero, "TrayNotifyWnd", "");
var notifyHandle = NativeWinApi.FindWindowEx(trayHandle, IntPtr.Zero, "SysPager", "");
var notifyIconsHandle = NativeWinApi.FindWindowEx(notifyHandle, IntPtr.Zero, "ToolbarWindow32", "Notification Area");
if (notifyIconsHandle == IntPtr.Zero)
{
notifyIconsHandle = NativeWinApi.FindWindowEx(notifyHandle, IntPtr.Zero, "ToolbarWindow32", "User Promoted Notification Area");
}
var notifyRectangle = new NativeWinApi.Rectangle();
NativeWinApi.GetClientRect(notifyIconsHandle, ref notifyRectangle);
for (var x = notifyRectangle.Left; x < notifyRectangle.Right; x += 5)
{
for (var y = notifyRectangle.Top; y < notifyRectangle.Bottom; y += 5)
{
NativeWinApi.SendMessage(notifyIconsHandle, NativeWinApi.Messages.WM_MOUSEMOVE, IntPtr.Zero, CreateMouseClickCoordinates(x, y));
}
}
}
