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 2011-05-28 22:27:41 +08:00 5635 次点击
    这是一个创建于 5320 天前的主题,其中的信息可能已经有所发展或是发生改变。
    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 条回复    1970-01-01 08:00:00 +08:00
    ratazzi
        1
    ratazzi  
    OP
       2011-05-29 00:48:22 +08:00
    看来问的不是时候,都去挖矿之类的了
    yugushen
        2
    yugushen  
       2011-05-30 15:12:05 +08:00
    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
       2011-05-30 16:13:23 +08:00
    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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