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#region 得到光标在屏幕上的位置 [DllImport("user32")] public static extern bool GetCaretPos(out Point lpPoint); [DllImport("user32.dll")] private static extern IntPtr GetForegroundWindow(); [DllImport("user32.dll")] private static extern IntPtr GetFocus(); [DllImport("user32.dll")] private static extern IntPtr AttachThreadInput(IntPtr idAttach, IntPtr idAttachTo, int fAttach); [DllImport("user32.dll")] private static extern IntPtr GetWindowThreadProcessId(IntPtr hWnd, IntPtr ProcessId); [DllImport("kernel32.dll")] private static extern IntPtr GetCurrentThreadId(); [DllImport("user32.dll")] private static extern void ClientToScreen(IntPtr hWnd, ref Point p); private Point CaretPos() { IntPtr ptr = GetForegroundWindow(); Point p = new Point(); //得到Caret在屏幕上的位置 if (ptr.ToInt32() != 0) { IntPtr targetThreadID = GetWindowThreadProcessId(ptr, IntPtr.Zero); IntPtr localThreadID = GetCurrentThreadId(); if (localThreadID != targetThreadID) { AttachThreadInput(localThreadID, targetThreadID, 1); ptr = GetFocus(); if (ptr.ToInt32() != 0) { GetCaretPos(out p); ClientToScreen(ptr, ref p); } AttachThreadInput(localThreadID, targetThreadID, 0); } } return p; } #endregion© 著作权归作者所有
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