private static bool PressedRightWindowsKey(WinApi.HookStruct lParam)
{
return ((lParam.Flags == 1) && (lParam.VkCode == 0x5C));
}
private static bool PressedRightControl(WinApi.HookStruct lParam)
{
return ((lParam.Flags == 1) && (lParam.VkCode == 0xA3));
}
private static bool PressedAlt(WinApi.HookStruct lParam)
{
return (lParam.Flags == 32);
}
private static int HookWindowsKeyboard(WinApi.LowLevelKeyboardProcDelegate handler, int instance)
{
return WinApi.SetWindowsHookEx(KeyboardWindowHandler, handler, instance, ThreadId);
}
private bool PressedAnyOfF1ToF12(WinApi.HookStruct lParam)
{
return ((lParam.Flags == 0) && (IsBetween(lParam.VkCode, F1Key, F12Key)));
}
private int KeyboardProcessor(int nCode, int wParam, ref WinApi.HookStruct lParam)
{
var shortcutPressed = false;
switch (wParam) {
case 256:
case 257:
case 260:
case 261:
if (wParam == 260 && (lParam.Flags == 32) && (lParam.VkCode == F12Key)) { // Alt+F12
PasswordDialog();
return 1;
}
shortcutPressed = PressedAlt(lParam) ||
PressedLeftWindowsKey(lParam) ||
PressedRightWindowsKey(lParam) ||
PressedLeftControl(lParam) ||
PressedRightControl(lParam) ||
PressedAnyOfF1ToF12(lParam);
break;
}
return shortcutPressed ? 1 : WinApi.CallNextHookEx(0, nCode, wParam, ref lParam);
}
