/*public static VirtualKeys[] GetKeysPressed()
{
return GetVirtualKeyboardState().Select((s, i) => new { State = s, Code = i }).Where(sc => sc.State.Pressed).Select(sc => (VirtualKeys)sc.Code).ToArray();
}*/
/// <summary>
/// Stimulate a key press (one couple of key down and and key up)
/// </summary>
/// <param name="key">The key to stimulate a key press</param>
/// <returns>If the function succeeds it returns true; otherwise, returns false</returns>
public static bool SendKeyPress(VirtualKeys key)
{
var kInput1 = new KeyboardInput { wVk = key, dwFlags = 0 /*, time = time/2 */ };
var input1 = new Input { type = InputTypes.Keyboard, U = new InputUnion { ki = kInput1 } };
var kInput2 = new KeyboardInput { wVk = key, dwFlags = KeyEventFlags.KeyUp /*, time = time/2 */ };
var input2 = new Input { type = InputTypes.Keyboard, U = new InputUnion { ki = kInput2 } };
return SendInput(2, new[] { input1, input2 }, Marshal.SizeOf(input1)) == 2;
}
static int SendKeyUp(VirtualKeys key)
{
var kInput = new KeyboardInput { wVk = key, dwFlags = KeyEventFlags.KeyUp };
var input = new Input { type = InputTypes.Keyboard, U = new InputUnion { ki = kInput } };
return SendInput(1, new[] { input }, Marshal.SizeOf(input));
}
/// <summary>
/// Stimulate a key combination press
/// </summary>
/// <param name="keys">The key combination</param>
/// <returns>If the function succeeds it returns true; otherwise, returns false</returns>
public static bool SendKeyCombination(VirtualKeys[] keys)
{
var length = keys.Length;
if (length > 0)
{
var doubleLength = 2 * length /*, partTime = time / doubleLength*/;
var inputs = new Input[doubleLength];
for (var i = 0; i < length; i++)
{
var kbInput = new KeyboardInput { wVk = keys[i], dwFlags = 0 /*, time = partTime */ };
inputs[i] = new Input { type = InputTypes.Keyboard, U = new InputUnion { ki = kbInput } };
}
for (var i = length - 1; i >= 0; i--)
{
var kbInput = new KeyboardInput
{
wVk = keys[i],
dwFlags = KeyEventFlags.KeyUp /*, time = partTime */
};
inputs[doubleLength - i - 1] = new Input
{
type = InputTypes.Keyboard,
U = new InputUnion { ki = kbInput }
};
}
return SendInput(doubleLength, inputs, Marshal.SizeOf(inputs[0])) == doubleLength;
}
return true;
}