Flex中如何通过useRollOver样式设置Tree项目在鼠标移在上面时高亮显示与否的例子
By Minidxer | February 18, 2009
接下来的例子演示了Flex中如何通过useRollOver样式,设置Tree项目在鼠标移在上面时高亮显示与否。
让我们先来看一下Demo(可以右键View Source或点击这里察看源代码):
下面是完整代码(或点击这里察看):
Download: main.mxml
- <?xml version="1.0" encoding="utf-8"?>
- <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
- layout="vertical"
- verticalAlign="middle"
- backgroundColor="white">
- <mx:XML id="treeDP">
- <root>
- <node label="i) One" />
- <node label="i) Two" />
- <node label="i) Three" />
- <node label="i) Four">
- <node label="ii) One" />
- <node label="ii) Two" />
- <node label="ii) Three">
- <node label="iii) One" />
- <node label="iii) Two" />
- </node>
- <node label="ii) Four" />
- </node>
- <node label="i) Five" />
- <node label="i) Six" />
- </root>
- </mx:XML>
- <mx:ApplicationControlBar dock="true">
- <mx:CheckBox id="checkBox"
- label="useRollOver:"
- labelPlacement="left"
- selected="true" />
- </mx:ApplicationControlBar>
- <mx:Tree id="tree"
- dataProvider="{treeDP}"
- labelField="@label"
- showRoot="false"
- useRollOver="{checkBox.selected}"
- width="200" />
- </mx:Application>
代码:Peter deHaan 翻译/整理/编译:中文Flex例子
Topics:
Tree |
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Tags: Tree., useRollOver