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[md] get data object from selection + links

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Anna Bulenkova 2015-01-07 10:27:15 +01:00
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tutorials/project_view.md
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@ -34,4 +34,14 @@ The method should return the modified collection of children nodes or the initia
are required. are required.
The following The following
[code sample] (https://github.com/JetBrains/intellij-sdk/blob/master/code_samples/tree_structure_provider/scr/org/jetbrains/plugins/sample/tree/TextOnlyTreeStructureProvider.java) [code sample] (https://github.com/JetBrains/intellij-sdk/blob/master/code_samples/tree_structure_provider/scr/org/jetbrains/plugins/sample/tree/TextOnlyTreeStructureProvider.java)
illustrate how to filter out all the files from the project view except those which represent plain text file type. illustrates how to filter out all the files from the project view except those which represent plain text file type.
#Getting selected node data
To get a user data object of the specified type for the given selection in the
project view you need to override the following method in the custom tree view provider:
Object getData(Collection<AbstractTreeNode> selected, String dataName);
See this
[code sample] (https://github.com/JetBrains/intellij-community/blob/master/plugins/properties/src/com/intellij/lang/properties/projectView/ResourceBundleGrouper.java)
to understand better how user data objects of selected nodes can be used and what for.