/// <summary>
/// Must unregister registered hot keys before destroying the native driver window.
/// </summary>
public void Dispose()
{
if (isDisposed)
{
return;
}
if (window != null)
{
foreach (HotKey key in keys.Values)
{
KeyInterops.UnregisterHotKey(window.Handle, key.HotId);
}
}
if (keys != null)
{
keys.Clear();
keys = null;
}
if (window != null)
{
window.KeyPressed -= DoKeyPressed;
window.Dispose();
window = null;
}
isDisposed = true;
GC.SuppressFinalize(this);
}
/// <summary>
/// Unregisters the given key sequence as a known hot key.
/// </summary>
/// <param name="code">The primary keyboard key-code identifier.</param>
/// <param name="modifier">The secondary keyboard modifiers bit mask.</param>
public void UnregisterHotKey(Keys code, KeyModifier modifier)
{
HotKey key = keys.Values
.FirstOrDefault(p => (p.Code == code) && (p.Modifier == modifier));
if (key != null)
{
keys.Remove(key.Action);
if ((key.Code != Keys.None) && (key.Modifier != KeyModifier.None))
{
if (!KeyInterops.UnregisterHotKey(window.Handle, key.HotId))
{
MessageWindow.Show(string.Format(
Resx.HotKeyNotUnregistered, key.Action, key));
}
}
}
}
//========================================================================================
// Methods
//========================================================================================
/// <summary>
/// Register a new hot key sequence, associating it with the specified action.
/// </summary>
/// <param name="code">The primary keyboard key-code identifier.</param>
/// <param name="modifier">The secondary keyboard modifiers bit mask.</param>
/// <param name="action">The well-known action to associated with the hot key.</param>
public void RegisterHotKey(Keys code, KeyModifier modifier, HotKeyAction action)
{
HotKey key = new HotKey(action, code, modifier);
bool ok = true;
if (code != Keys.None)
{
try
{
ok = KeyInterops.RegisterHotKey(window.Handle, key.HotId, (int)modifier, (int)code);
}
catch (Exception exc)
{
Logger.WriteLine("RegisterHotKey", exc);
}
}
if (ok)
{
keys.Add(key.Action, key);
}
else
{
MessageWindow.Show(string.Format(Resx.HotKeyNotRegistered, key.Action, key));
key.Code = Keys.None;
key.Modifier = KeyModifier.None;
if (keys.ContainsKey(action))
{
keys[action] = key;
}
else
{
keys.Add(action, key);
}
}
}
