private int RegisterHotkey(Hotkey hotkey, int? id, bool suppressEvent)
{
int idValue = _DefaultID;
if (id == null) {
while (_Hotkeys.ContainsKey(_DefaultID)) {
_DefaultID++;
}
idValue = _DefaultID;
_DefaultID++;
}
uint modifiers = 0;
foreach (Modifier mod in hotkey.Modifiers) {
modifiers |= (uint)mod;
}
if (RegisterHotKey(_Window.Handle, idValue, modifiers, (uint)hotkey.Key)) {
hotkey.ListenerWindow = _Window;
hotkey.Pressed += (HotkeyPressedEventArgs args) => {
if (HotkeyPressed != null) {
HotkeyPressed(args);
}
};
_Hotkeys.Add(idValue, hotkey);
}
else {
if (!suppressEvent && UnavailableHotkeyRegistered != null) {
UnavailableHotkeyRegistered(new HotkeyEventArgs(hotkey));
}
idValue = -1;
}
return idValue;
}
public bool IsHotkeyAvailable(Hotkey hotkey)
{
bool retVal = true;
int hotkeyID = RegisterHotkey(hotkey, null, true);
if (hotkeyID < 0) retVal = false;
else UnregisterHotkey(hotkeyID);
return retVal;
}
public void RegisterHotkey(Hotkey hotkey)
{
RegisterHotkey(hotkey, null, false);
}
// returns the ID of the registered hotkey
public int RegisterHotkey(Hotkey hotkey, int? id)
{
return RegisterHotkey(hotkey, id, false);
}
public HotkeyEventArgs(Hotkey hotkey)
{
this.Hotkey = hotkey;
}
public HotkeyPressedEventArgs(Hotkey hotkey)
: base(hotkey)
{
}
