protected virtual bool ExecuteCommand(ExecuteReason reason)
{
// 简单检查当前状态
if (!this.IsKeyboardFocusWithin)
{
return(false);
}
if (Command == null)
{
return(false);
}
// 已经结束的情况下，自动停止定时器
if (reason >= ExecuteReason.CanLostFocus)
{
StartAutoCommitTimer(0);
}
// 执行命令
Command.Execute(new ExecuteParameter(this, CommandParameter, reason));
return(true);
}
public ExecuteParameter(CommandComboBox source, object parameter, ExecuteReason reason)
{
this.Source = source;
this.CommandParameter = parameter;
this.Reason = reason;
}
public ExecuteRoutedEventArgs(ExecuteReason reason)
{
Reason = reason;
}
