private static NativeMethods.INPUT CreateInput(ushort virtualKeyCode, bool keyDown)
{
NativeMethods.INPUT input = new NativeMethods.INPUT();
input.type = NativeMethods.INPUT_KEYBOARD;
input.mkhi.ki.wVk = virtualKeyCode;
input.mkhi.ki.time = 0;
input.mkhi.ki.wScan = 0;
input.mkhi.ki.dwExtraInfo = IntPtr.Zero;
input.mkhi.ki.dwFlags = NativeMethods.KEY_SCANCODE;
if (virtualKeyCode == 0x0D ||
(virtualKeyCode >= 0x21 && virtualKeyCode <= 0x28) ||
virtualKeyCode == 0x2D ||
virtualKeyCode == 0x2E ||
(virtualKeyCode >= 0x5B && virtualKeyCode <= 0x5D) ||
virtualKeyCode == 0x6F ||
virtualKeyCode == 0x90 ||
virtualKeyCode == 0xA3 ||
virtualKeyCode == 0xA5)
{
input.mkhi.ki.dwFlags |= NativeMethods.KEY_EXTENDED;
}
uint scanCode = NativeMethods.MapVirtualKeyEx(virtualKeyCode, 0, _hkl);
if (virtualKeyCode == 0x13)
{
scanCode = 0x04C5;
}
if (keyDown)
{
input.mkhi.ki.wScan = (ushort)(scanCode & 0xFF);
}
else
{
input.mkhi.ki.wScan = (ushort)scanCode;
input.mkhi.ki.dwFlags |= NativeMethods.KEY_UP;
}
return input;
}