操作指南：鼠标左键控制，点击触发事件。
Operate guidebook: Mouse the left key control, clicking to trigger affairs.
如果你有一个运行时间很长的数据库查询(比如由按钮点击所触发)，那么在按钮事件产生后你可以增加延迟时间。
If you have a long-running database query for example that's triggered by a button press, you can simply increase the time paused after the button event has been issued.
Event Yes Yes Yes如果这是通过点击按钮或下拉列表的改变的一个回发，相关的事件将被触发。
Event Yes Yes Yes If this is a post back by a button click or a dropdown change, then the relative events will be fired.
应用推荐