public void ClickWindow(IntPtr wh)
{
Native.RECT rect = new Native.RECT();
if (!Native.GetWindowRect(new HandleRef(null, wh), out rect))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
Rectangle windowSize = rect.ToRectangle();
int y = 20;
int x = 20;
Native.PostMessage(wh, Native.WM_LBUTTONDOWN, 0, Native.MakeLParam(x, y));
Thread.Sleep(100);
Native.PostMessage(wh, Native.WM_LBUTTONUP, 0, Native.MakeLParam(x, y));
Thread.Sleep(100);
}
private Bitmap GetScreenshot(IntPtr hwnd)
{
Native.RECT rect = new Native.RECT();
if (!Native.GetWindowRect(new HandleRef(null, hwnd), out rect))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
Thread.Sleep(500);
Rectangle windowSize = rect.ToRectangle();
Bitmap target = new Bitmap(windowSize.Width, windowSize.Height);
using (Graphics g = Graphics.FromImage(target))
{
g.CopyFromScreen(windowSize.X, windowSize.Y, 0, 0, new System.Drawing.Size(windowSize.Width, windowSize.Height));
}
return(target);
}