Devexpress XtraTreelist如何为treelist节点添加特定图标 [英] Devexpress XtraTreelist How to put specific icon for treelist node
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问题描述
如何为父节点sub_child node..etc应用特定图像。例如,我想为国家,国家,名称,州,州和XML结构分配不同的图像。
我在图像目录中加载了5个不同的图像。我需要一些示例来为我的树视图添加不同的图像。
How can i apply a specific image for Parent node, sub_child node..etc. For example, I want to assign a different image for countries, country, name, states, state with respect to the XML structure.
I have loaded 5 different images in the image directory. I need some example to add different images to my treeview.
<pre lang="xml"><?xml version="1.0" encoding="utf-8" ?>
<countries>
<country>
<name>India</name>
<states>
<state>TamilNadu</state>
<state>Andhra</state>
<state>Kerala</state>
<state>Karnataka</state>
</states>
</country>
</countries></pre>
推荐答案
1。创建包含所有5个图像的ImageList。
2.将正确的图像索引添加到XML /数据源。
3.使用ImageIndexFieldName属性指定数据源中的哪个字段包含每个节点的imageindex。
参见https://documentation.devexpress.com/#windowsforms/DevExpressXtraTreeListTreeList_ImageIndexFieldNametopic [ ^ ]有关ImageIndexFieldName属性的更多信息。
1. Create an ImageList containing all 5 images.
2. Add the correct image indexes to your XML/datasource.
3. Use the ImageIndexFieldName property to specify which field in your datasource contains the imageindex for each node.
See https://documentation.devexpress.com/#windowsforms/DevExpressXtraTreeListTreeList_ImageIndexFieldNametopic[^] for more information on the ImageIndexFieldName property.
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