protected void OnHookInvoked(Buffalo.Kernel.Win32.WindowsAPI.HookEventArgs e)
{
if (HookInvoked != null)
{
HookInvoked(this, e);
}
}
void hook_HookInvoked(object sender, Buffalo.Kernel.Win32.WindowsAPI.HookEventArgs e)
{
KBDLLHOOKSTRUCT keyboardHook = (KBDLLHOOKSTRUCT)Marshal.PtrToStructure(e.lParam, typeof(KBDLLHOOKSTRUCT));
KeyBoardType type = (KeyBoardType)e.wParam;
if (e.HookCode >= 0)
{
int vkCode = keyboardHook.vkCode;
switch (type)
{
case KeyBoardType.WM_KEYDOWN:
DoKeyDown(vkCode);
break;
case KeyBoardType.WM_KEYUP:
DoPress(vkCode);
DoKeyUp(vkCode);
break;
case KeyBoardType.WM_SYSKEYDOWN:
DoKeyDown(vkCode);
break;
case KeyBoardType.WM_SYSKEYUP:
DoKeyUp(vkCode);
break;
default:
break;
}
}
}
// ************************************************************************
// ************************************************************************
// Default filter function
protected IntPtr CoreHookProc(int code, IntPtr wParam, IntPtr lParam)
{
if (code < 0)
{
return(WindowsAPI.CallNextHookEx(m_hhook, code, wParam, lParam));
}
// Let clients determine what to do
Buffalo.Kernel.Win32.WindowsAPI.HookEventArgs e = new Buffalo.Kernel.Win32.WindowsAPI.HookEventArgs();
e.HookCode = code;
e.wParam = wParam;
e.lParam = lParam;
OnHookInvoked(e);
// Yield to the next hook in the chain
return(WindowsAPI.CallNextHookEx(m_hhook, code, wParam, lParam));
}