Displaying Hierarchical data in AdvancedDataGrid in Flex4

Home Tutorial Flex Flex4 Components Displaying Hierarchical data in AdvancedDataGrid in Flex4

Displaying Hierarchical data in AdvancedDataGrid in Flex4
Posted on: June 14, 2010 at 12:00 AM

Hierarchical data is a structure of parent and child data items.

Displaying Hierarchical data in AdvancedDataGrid in Flex4:

Hierarchical data is a structure of parent and child data items. The syntax of hierarchical data is are following:
<mx:dataProvider>
<mx:HierarchicalData source="{student}"/>
</mx:dataProvider>
In this example you can see how we can use a Hierarchical data in AdvancedDataGrid.

Example:

<?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", children: [

{CourseName:"B.Sc.", children:[

{Branch:"Physics", Girls:60, Boys:120, TotalStudent:180, PASSinper:98.0, FAILinper:2.0},

{Branch:"Chemistry", Girls:100, Boys:50, TotalStudent:150, PASSinper:97.0, FAILinper:3.0},

{Branch:"Mathematics", Girls:50, Boys:150, TotalStudent:200, PASSinper:98.5, FAILinper:1.5}]},

{CourseName:"B.tech.", children:[

{Branch:"CS", Girls: 45, Boys:75, TotalStudent:120, PASSinper:99.0, FAILinper:1.0},

{Branch:"IT", Girls: 55, Boys:65, TotalStudent:120, PASSinper:99.5, FAILinper:0.5},

{Branch:"EC", Girls: 25, Boys:95, TotalStudent:120, PASSinper:96.7, FAILinper:3.3},

{Branch:"EI", Girls: 40, Boys:80, TotalStudent:120, PASSinper:95, FAILinper:5},

{Branch:"Mechanical", Girls:10, Boys: 80, TotalStudent:90, PASSinper:97.5, FAILinper:2.5},

{Branch:"Civil", Girls: 15, Boys:45, TotalStudent:60, PASSinper:92, FAILinper:8}]},

{CourseName:"B.Pharma.", children:[

{Branch:"Pharmacy", Girls:70, Boys:130, TotalStudent:200, PASSinper:99.8, FAILinper:0.2}]},

{CourseName:"M.B.A.", children:[

{Branch:'HR', Girls:48, Boys:72, TotalStudent:120, PASSinper:100, FAILinper:0},

{Branch:'Finance', Girls:40, Boys:80, TotalStudent:120, PASSinper:85, FAILinper:15},

{Branch:'Marketing', Girls:20, Boys:100, TotalStudent:120, PASSinper:99, FAILinper:1},

{Branch:'IT & HR', Girls:30, Boys:90, TotalStudent:120, PASSinper:100, FAILinper:0}]},

{CourseName:"M.C.A.", children:[

{Branch:"Computer Science", Girls:30, Boys:90, TotalStudent: 120, PASSinper:99.1,

FAILinper:0.9}]}

]}

]);

]]>

</fx:Script>

<s:Panel title="Displaying Hierarchical data in AdvancedDataGrid" height="419" width="728">

<mx:AdvancedDataGrid

sortExpertMode="true"

height="363"

x="13" y="13"

width="703">

<mx:dataProvider>

<mx:HierarchicalData source="{student}"/>

</mx:dataProvider>

<mx:columns>

<mx:AdvancedDataGridColumn dataField="Course"/>

<mx:AdvancedDataGridColumn dataField="CourseName" headerText="CourseName"/>

<mx:AdvancedDataGridColumn dataField="Branch"/>

<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:

To view this page ensure that Adobe Flash Player version 10.0.0 or greater is installed.

Download this code

Related Tags for Displaying Hierarchical data in AdvancedDataGrid in Flex4:

«Previous Index Next»

Ask Questions?

If you are facing any programming issue, such as compilation errors or not able to find the code you are looking for.

Ask your questions, our development team will try to give answers to your questions.

Tutorial Topics