private static bool RedirectKey(int eventType, Extern.KBDLLHOOKSTRUCT kbd)
{
bool isInjected = kbd.flags.HasFlag(Extern.KBDLLHOOKSTRUCTFlags.LLKHF_INJECTED);
if (isInjected)
{
return(false);
}
bool isKeyUp;
switch (eventType)
{
case Extern.WM_KEYDOWN:
case Extern.WM_SYSKEYDOWN:
isKeyUp = false;
break;
case Extern.WM_KEYUP:
case Extern.WM_SYSKEYUP:
isKeyUp = true;
break;
default:
return(false);
}
bool isExtended = kbd.flags.HasFlag(Extern.KBDLLHOOKSTRUCTFlags.LLKHF_EXTENDED);
return(keyConfiguration.SendAssignedKey((byte)(kbd.scanCode & 0xff), isExtended, isKeyUp));
}
private static IntPtr HookCallback(int nCode, IntPtr wParam, ref Extern.KBDLLHOOKSTRUCT kbd)
{
if (nCode >= 0)
{
if (mainForm.HandleKeyEvent((int)wParam, kbd))
{
return((IntPtr)1);
}
bool isScrollLock = Extern.GetKeyState((int)Keys.Scroll) != 0;
if (isScrollLock && RedirectKey((int)wParam, kbd))
{
return((IntPtr)1);
}
}
return(Extern.CallNextHookEx(_hookID, nCode, wParam, ref kbd));
}
public bool HandleKeyEvent(int eventType, Extern.KBDLLHOOKSTRUCT kbd)
{
if (!ContainsFocus)
{
return(false);
}
if (currentTextBox == null)
{
return(false);
}
if (eventType != Extern.WM_KEYDOWN && eventType != Extern.WM_SYSKEYDOWN)
{
return(false);
}
var key = (Keys)kbd.vkCode;
if (key == Keys.Scroll)
{
return(false);
}
var action = (Actions)currentTextBox.Tag;
if (action == Actions.None)
{
return(false);
}
bool isExtended = kbd.flags.HasFlag(Extern.KBDLLHOOKSTRUCTFlags.LLKHF_EXTENDED);
Debug.WriteLine("vkCode: " + key + "(" + kbd.vkCode + "); scanCode: " + kbd.scanCode + "; flags: " + kbd.flags);
keyConfiguration.Assign(action, key, (byte)(kbd.scanCode & 0xff), isExtended);
updateTextBoxes();
ActionTestTextBox.Focus();
return(true);
}
