请教 TextMate Go to File 的实现方式,主要是关于 NSSearchField 的 - V2EX
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ratazzi
V2EX    iDev

请教 TextMate Go to File 的实现方式,主要是关于 NSSearchField 的

  •  
  •   ratazzi
    ratazzi May 28, 2011 5844 views
    This topic created in 5468 days ago, the information mentioned may be changed or developed.
    按照我的理解是 NSSearchField 对上下两个方向键及回车键做了特别处理,响应时操作的是下面的 table view,我想知道是通过继承 NSSearchField 来实现,还是通过 notification 或者 delegate 来实现?

    目前我试过继承来实现,但是要么响应不了键盘事件要么就得处理全部键盘事件,希望能有人告诉我实现的关键点或者有类似的文章、开源项目也可以,折腾了很久都没搞定,非常感谢。
    3 replies    1970-01-01 08:00:00 +08:00
    td width="auto" valign="top" align="left">
        1
    ratazzi  
    OP
       May 29, 2011
    看来问的不是时候,都去挖矿之类的了
    ratazzi
    yugushen
        2
    yugushen  
       May 30, 2011
    没怎么用过 TextMate,不明白你具体想实现什么。不过要相应及键盘事件,应该是继承 NSSearchField,然后实现 keyDown: 等消息就可以了。相应文档:http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/EventOverview/HandlingKeyEvents/HandlingKeyEvents.html
    ratazzi
        3
    ratazzi  
    OP
       May 30, 2011
    这个问题已经搞定了,用到了 delegate 和 notification,因为我发现用继承就得处理所有键盘事件而不是特定的几个,可能是我的方法不正确
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