public int ProcessMessage(Message message)
{
bool handled = false;
if (_hookProcess != null)
{
if (message.Msg == _hookMessage)
{
Keys key = (Keys)message.WParam.ToInt32();
long lParam = message.LParam.ToInt64();
Win32.KeyboardParams parameters = new Win32.KeyboardParams(((int)(lParam & 0xFFFFFFFF)));
bool keyDown = (parameters.transitionState == Win32.KeyboardParams.TransitionState.Down);
_keyState.KeyPress(keyDown, key, parameters.extendedKey);
if (KeyEvent != null)
{
KeyHookEventArgs e = new KeyHookEventArgs(_keyState);
KeyEvent(this, e);
handled |= e.Handled;
}
}
if (message.Msg == _hookMessageLowLevel)
{
Keys key = (Keys)message.WParam.ToInt32();
long lParam = message.LParam.ToInt64();
Win32.KeyboardParams parameters = new Win32.KeyboardParams(((int)(lParam & 0xFFFFFFFF)));
bool keyDown = (parameters.transitionState == Win32.KeyboardParams.TransitionState.Down);
_keyStateLowLevel.KeyPress(keyDown, key, parameters.extendedKey);
if (KeyEventLowLevel != null)
{
KeyHookEventArgs e = new KeyHookEventArgs(_keyStateLowLevel);
KeyEventLowLevel(this, e);
handled |= e.Handled;
}
}
if (KeysDownCount() == 0)
{
_allKeysUpEvent.Set();
}
else
{
_allKeysUpEvent.Reset();
}
if (handled)
{
return(-1);
}
}
return(0);
}
void Current_KeyEventLowLevel(object sender, KeyHookEventArgs e)
{
if (e.KeyCombination.KeyDown == false)
{
return;
}
if (this.InvokeRequired)
{
Current_KeyEventLowLevelDelegate function = new Current_KeyEventLowLevelDelegate(Current_KeyEventLowLevelThread);
function.BeginInvoke(e.KeyCombination, asyncResult => { function.EndInvoke(asyncResult); }, null);
}
else
{
Current_KeyEventLowLevel(e.KeyCombination);
}
e.Handled = true;
}