Hierarchical Data using Array Collection in AdvancedDataGrid
Hierarchical data is a structure of parent and child data. You can use the ArrayCollection for creating a hierarchical data.
Hierarchical data is a structure of parent and child data. You can use the ArrayCollection for creating a hierarchical data.Hierarchical Data using Array Collection in AdvancedDataGrid:
Hierarchical data is a structure of parent and child data. You can use the ArrayCollection for creating a hierarchical data. You will use dataprovider property for providing a hierarchical data to the AdvancedDataGrid control. In this example, the data has three levels-a root level and two child levels.
Example:
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<?xml version="1.0" encoding="utf-8"?> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600"> <fx:Script> <![CDATA[ import mx.collections.ArrayCollection; [Bindable] private var student:ArrayCollection = new ArrayCollection([ {Course:"Course", categories: [ {Course:"B.Sc.", categories:[ {Course:"Physics", Girls:60, Boys:120, TotalStudent:180, PASSinper:98.0, FAILinper:2.0}, {Course:"Chemistry", Girls:100, Boys:50, TotalStudent:150, PASSinper:97.0, FAILinper:3.0}, {Course:"Mathematics", Girls:50, Boys:150, TotalStudent:200, PASSinper:98.5, FAILinper:1.5}]}, {Course:"B.tech.", categories:[ {Course:"CS", Girls: 45, Boys:75, TotalStudent:120, PASSinper:99.0, FAILinper:1.0}, {Course:"IT", Girls: 55, Boys:65, TotalStudent:120, PASSinper:99.5, FAILinper:0.5}, {Course:"EC", Girls: 25, Boys:95, TotalStudent:120, PASSinper:96.7, FAILinper:3.3}, {Course:"EI", Girls: 40, Boys:80, TotalStudent:120, PASSinper:95, FAILinper:5}, {Course:"Mechanical", Girls:10, Boys: 80, TotalStudent:90, PASSinper:97.5, FAILinper:2.5}, {Course:"Civil", Girls: 15, Boys:45, TotalStudent:60, PASSinper:92, FAILinper:8}]}, {Course:"B.Pharma.", categories:[ {Course:"Pharmacy", Girls:70, Boys:130, TotalStudent:200, PASSinper:99.8, FAILinper:0.2}]}, {Course:"M.B.A.", categories:[ {Course:'HR', Girls:48, Boys:72, TotalStudent:120, PASSinper:100, FAILinper:0}, {Course:'Finance', Girls:40, Boys:80, TotalStudent:120, PASSinper:85, FAILinper:15}, {Course:'Marketing', Girls:20, Boys:100, TotalStudent:120, PASSinper:99, FAILinper:1}, {Course:'IT & HR', Girls:30, Boys:90, TotalStudent:120, PASSinper:100, FAILinper:0}]}, {Course:"M.C.A.", categories:[ {Course:"Computer Science", Girls:30, Boys:90, TotalStudent: 120, PASSinper:99.1, FAILinper:0.9}]} ]} ]); ]]> </fx:Script> <s:Panel title="Displaying Hierarchical data using Array collection in AdvancedDataGrid" height="419" width="728"> <mx:AdvancedDataGrid sortExpertMode="true" height="363" x="13" y="13" width="703"> <mx:dataProvider> <mx:HierarchicalData source="{student}" childrenField="categories"/> </mx:dataProvider> <mx:columns> <mx:AdvancedDataGridColumn dataField="Course"/> <mx:AdvancedDataGridColumn dataField="Girls"/> <mx:AdvancedDataGridColumn dataField="Boys"/> <mx:AdvancedDataGridColumn dataField="TotalStudent"/> <mx:AdvancedDataGridColumn dataField="PASSinper"/> <mx:AdvancedDataGridColumn dataField="FAILinper"/> </mx:columns> </mx:AdvancedDataGrid> </s:Panel> </s:Application> |
Output:
Running Application:
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