示例#1
0
        private static void SendKeyboardInput(Key key, bool press)
        {
            PermissionSet permissions = new PermissionSet(PermissionState.Unrestricted);

            permissions.Demand();

            MySendKeys.INPUT ki = new MySendKeys.INPUT();
            ki.type = MySendKeys.InputKeyboard;
            ki.union.keyboardInput.wVk   = (short)KeyInterop.VirtualKeyFromKey(key);
            ki.union.keyboardInput.wScan = (short)MySendKeys.MapVirtualKey(ki.union.keyboardInput.wVk, 0);

            int dwFlags = 0;

            if (ki.union.keyboardInput.wScan > 0)
            {
                dwFlags |= MySendKeys.KeyeventfScancode;
            }

            if (!press)
            {
                dwFlags |= MySendKeys.KeyeventfKeyup;
            }

            ki.union.keyboardInput.dwFlags = dwFlags;

            if (ExtendedKeys.Contains(key))
            {
                ki.union.keyboardInput.dwFlags |= MySendKeys.KeyeventfExtendedkey;
            }

            ki.union.keyboardInput.time        = 0;
            ki.union.keyboardInput.dwExtraInfo = new IntPtr(0);

            if (MySendKeys.SendInput(1, ref ki, Marshal.SizeOf(ki)) == 0)
            {
                throw new Win32Exception(Marshal.GetLastWin32Error());
            }
        }