随笔分类 - WP7
摘要：Command模式是设计模式中一个很重要也是十分好用的一个模式。具体见Wiki : http://en.wikipedia.org/wiki/Command_pattern SilverLight中定义了一个ICommand接口，该接口即为Command pattern的一个实现，接口定义如下： 可以由上图看出CanExecute方法中用来定义命令是否可被执行的逻辑。 这...
阅读全文
摘要：摘自MSDN官方文档MSDNListBoxUsage of the ItemsControl and ListBox are perhaps the most common places applications can experience performance problems. To use these controls correctly, you need to consider how many items you are going to display in your ListBox control. You next need to consider how complex
阅读全文
