public static void UnregisterHook(KeyHook keyHook)
{
if (hook == null)
{
return;
}
hook.KeyHooks.Remove(keyHook);
}
public static void RegisterHook(KeyHook keyHook)
{
if (hook == null || hook.Handle == IntPtr.Zero)
{
InstallHook(keyHook);
return;
}
hook.KeyHooks.Add(keyHook);
}
private static IntPtr InstallHook(KeyHook keyHook)
{
using (var curProc = Process.GetCurrentProcess())
using (var curModule = curProc.MainModule)
{
var handle = HookAPI.SetWindowsHookEx(HookType.WH_KEYBOARD_LL, hookProc, HookAPI.GetModuleHandle(curModule.ModuleName), 0);
if (handle == IntPtr.Zero)
{
throw new HookException("Failed to install hook");
}
hook = new HookContainer
{
Handle = handle,
KeyHooks = new List <KeyHook> {
keyHook
}
};
return(handle);
}
}
