/// <summary>
/// <para>Updates 'pressed keys', returns true if pressed keys was updated.</para>
/// </summary>
/// <param name="hookStruct"></param>
/// <returns>True if key state has/is changed due to this event.</returns>
private static bool UpdatePressedKeys(WinAPI.WindowHook.KBDLLHOOKSTRUCT hookStruct)
{
var result = false;
if (WinAPI.WindowHook.LLKHF.UP != (hookStruct.flags & WinAPI.WindowHook.LLKHF.UP))
{
if (!IsKeyPressed(hookStruct.vkCode))
{
result = true;
pressedKeys[(int)hookStruct.vkCode] = true;
}
}
else
{
if (IsKeyPressed(hookStruct.vkCode))
{
result = true;
pressedKeys[(int)hookStruct.vkCode] = false;
}
}
return(result);
}
private static bool OnKeyboardInputReceived(WinAPI.WM wParam, WinAPI.WindowHook.KBDLLHOOKSTRUCT hookStruct)
{
// ignore injected input
if (hookStruct.flags.HasFlag(WinAPI.WindowHook.LLKHF.INJECTED))
{
return(false);
}
// coerce specialized left/right shift-state to generalized shift-state
if (MuboxConfigSection.Default.Profiles.ActiveProfile.EnableCASFix)
{
switch ((WinAPI.VK)hookStruct.vkCode)
{
case WinAPI.VK.LeftShift:
case WinAPI.VK.RightShift:
hookStruct.vkCode = WinAPI.VK.Shift;
break;
case WinAPI.VK.LeftMenu:
case WinAPI.VK.RightMenu:
hookStruct.vkCode = WinAPI.VK.Menu;
break;
case WinAPI.VK.LeftControl:
case WinAPI.VK.RightControl:
hookStruct.vkCode = WinAPI.VK.Control;
break;
}
}
// ignore "global desktop keys"
Mubox.Configuration.KeySetting globalKeySetting = null;
if (Mubox.Configuration.MuboxConfigSection.Default.Profiles.ActiveProfile.Keys.TryGetKeySetting((WinAPI.VK)hookStruct.vkCode, out globalKeySetting) && (globalKeySetting.SendToDesktop))
{
return(false);
}
// update pressed keys
if (!UpdatePressedKeys(hookStruct) && Mubox.Configuration.MuboxConfigSection.Default.IsCaptureEnabled && !Mubox.Configuration.MuboxConfigSection.Default.DisableRepeatKeyFiltering)
{
return(true);
}
// count
if (Performance.IsPerformanceEnabled)
{
KeyboardInputPerformance.Count(Convert.ToInt64(hookStruct.time));
}
// handle high-level
if (KeyboardInputReceived != null)
{
KeyboardInput keyboardInputEventArgs = KeyboardInput.CreateFrom(wParam, hookStruct);
{
Mubox.Configuration.KeySetting keySetting = globalKeySetting;
if (Mubox.Configuration.MuboxConfigSection.Default.Profiles.ActiveProfile != null)
{
Mubox.Configuration.ClientSettings activeClient = Mubox.Configuration.MuboxConfigSection.Default.Profiles.ActiveProfile.ActiveClient;
if (activeClient != null)
{
activeClient.Keys.TryGetKeySetting((WinAPI.VK)keyboardInputEventArgs.VK, out keySetting);
}
if (keySetting != null)
{
keyboardInputEventArgs.VK = keySetting.OutputKey;
keyboardInputEventArgs.CAS = keySetting.OutputModifiers;
}
}
}
OnKeyboardInputReceivedInternal(keyboardInputEventArgs);
return(keyboardInputEventArgs.Handled);
}
return(false);
}
