//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
//
// Inject keyboard input into the system
//
internal static void SendKeyboardInput(Key key, bool press)
{
UnsafeNativeMethods.INPUT ki = new UnsafeNativeMethods.INPUT();
ki.type = UnsafeNativeMethods.INPUT_KEYBOARD;
ki.union.keyboardInput.wVk = (short)KeyInterop.VirtualKeyFromKey(key);
ki.union.keyboardInput.wScan = (short)UnsafeNativeMethods.MapVirtualKey(ki.union.keyboardInput.wVk, 0);
int dwFlags = 0;
if (ki.union.keyboardInput.wScan > 0)
{
dwFlags |= UnsafeNativeMethods.KEYEVENTF_SCANCODE;
}
if (!press)
{
dwFlags |= UnsafeNativeMethods.KEYEVENTF_KEYUP;
}
ki.union.keyboardInput.dwFlags = dwFlags;
if (IsExtendedKey(key))
{
ki.union.keyboardInput.dwFlags |= UnsafeNativeMethods.KEYEVENTF_EXTENDEDKEY;
}
ki.union.keyboardInput.time = 0;
ki.union.keyboardInput.dwExtraInfo = new IntPtr(0);
Misc.SendInput(1, ref ki, Marshal.SizeOf(ki));
}
// Used internally by the HWND SetFocus code - it sends a hotkey to
// itself - because it uses a VK that's not on the keyboard, it needs
// to send the VK directly, not the scan code, which regular
// SendKeyboardInput does.
internal static void SendKeyboardInputVK(byte vk, bool press)
{
UnsafeNativeMethods.INPUT ki = new UnsafeNativeMethods.INPUT();
ki.type = UnsafeNativeMethods.INPUT_KEYBOARD;
ki.union.keyboardInput.wVk = vk;
ki.union.keyboardInput.wScan = 0;
ki.union.keyboardInput.dwFlags = press ? 0 : UnsafeNativeMethods.KEYEVENTF_KEYUP;
ki.union.keyboardInput.time = 0;
ki.union.keyboardInput.dwExtraInfo = new IntPtr(0);
Misc.SendInput(1, ref ki, Marshal.SizeOf(ki));
}