/// <summary>
/// Removes the specified <code>FlavorListener</code> so that it no longer
/// receives <code>FlavorEvent</code>s from this <code>Clipboard</code>.
/// This method performs no function, nor does it throw an exception, if
/// the listener specified by the argument was not previously added to this
/// <code>Clipboard</code>.
/// If <code>listener</code> is <code>null</code>, no exception
/// is thrown and no action is performed.
/// </summary>
/// <param name="listener"> the listener to be removed
/// </param>
/// <seealso cref= #addFlavorListener </seealso>
/// <seealso cref= #getFlavorListeners </seealso>
/// <seealso cref= FlavorListener </seealso>
/// <seealso cref= FlavorEvent
/// @since 1.5 </seealso>
public virtual void RemoveFlavorListener(FlavorListener listener)
{
lock (this)
{
if (listener == null || FlavorListeners_Renamed == null)
{
return;
}
FlavorListeners_Renamed.remove(listener);
}
}
/// <summary>
/// Registers the specified <code>FlavorListener</code> to receive
/// <code>FlavorEvent</code>s from this clipboard.
/// If <code>listener</code> is <code>null</code>, no exception
/// is thrown and no action is performed.
/// </summary>
/// <param name="listener"> the listener to be added
/// </param>
/// <seealso cref= #removeFlavorListener </seealso>
/// <seealso cref= #getFlavorListeners </seealso>
/// <seealso cref= FlavorListener </seealso>
/// <seealso cref= FlavorEvent
/// @since 1.5 </seealso>
public virtual void AddFlavorListener(FlavorListener listener)
{
lock (this)
{
if (listener == null)
{
return;
}
if (FlavorListeners_Renamed == null)
{
CurrentDataFlavors = AvailableDataFlavorSet;
FlavorListeners_Renamed = new EventListenerAggregate(typeof(FlavorListener));
}
FlavorListeners_Renamed.add(listener);
}
}
/// <summary>
/// Checks change of the <code>DataFlavor</code>s and, if necessary,
/// notifies all listeners that have registered interest for notification
/// on <code>FlavorEvent</code>s.
///
/// @since 1.5
/// </summary>
private void FireFlavorsChanged()
{
if (FlavorListeners_Renamed == null)
{
return;
}
Set <DataFlavor> prevDataFlavors = CurrentDataFlavors;
CurrentDataFlavors = AvailableDataFlavorSet;
if (prevDataFlavors.Equals(CurrentDataFlavors))
{
return;
}
FlavorListener[] flavorListenerArray = (FlavorListener[])FlavorListeners_Renamed.ListenersInternal;
for (int i = 0; i < flavorListenerArray.Length; i++)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final FlavorListener listener = flavorListenerArray[i];
FlavorListener listener = flavorListenerArray[i];
EventQueue.InvokeLater(new RunnableAnonymousInnerClassHelper2(this, listener));
}
}
