protected void OnCommandChanged(CommandChangedEventArgs e)
{
if (this.CommandChanged == null)
{
return;
}
this.CommandChanged((object)this, e);
}
private void Target_CommandChanged(object sender, CommandChangedEventArgs e)
{
ICommandTarget target = (ICommandTarget)sender;
foreach (string commandName in (IEnumerable)e.Added)
{
this.targets.Add(commandName, target);
}
foreach (string commandName in (IEnumerable)e.Removed)
{
this.targets.Remove(commandName, target);
}
this.OnCommandChanged(e);
}
protected virtual void OnCommandChanged(CommandChangedEventArgs e)
{
if (this.CommandChanged == null)
{
return;
}
CommandCollection commandCollection1 = new CommandCollection();
CommandCollection commandCollection2 = new CommandCollection();
foreach (string command in (IEnumerable)e.Added)
{
commandCollection1.Add(command);
}
foreach (string str in (IEnumerable)e.Removed)
{
commandCollection2.Add(str);
if (this.targets.GetTarget(str) == null)
{
commandCollection1.Add(str);
}
}
this.CommandChanged((object)this, new CommandChangedEventArgs((ICommandCollection)commandCollection1, (ICommandCollection)commandCollection2));
}