Extended Item Data Prepare-Time Support
Identifier:
org.eclipse.birt.report.engine.reportitemQuery
Since:
1.0
Description:
This extension point specifies how the data that the new report item needs should be prepared. In a server environment, the plugin registry uses this extension point registration to discover supported report item extensions.
Configuration Markup:
<!ELEMENT extension (reportItem)>
<!ATTLIST extension
point CDATA #REQUIRED
id CDATA #IMPLIED
name CDATA #IMPLIED
>
<!ELEMENT reportItem EMPTY>
<!ATTLIST reportItem
name CDATA #IMPLIED
class CDATA #IMPLIED
getAllRows (true | false)
>
- name - name of the extension item, such as "chart" for chart.
- class - class which implements IReportItemQuery
- getAllRows - getAllRows only applies when an ExtendedItem does not have a dataset defined, and the ReportItem is sharing data with its container. True means rowSet contains all rows, while false means rowSet contains only one row.
Examples:
The following is a sample usage of the reportItemQUery extension point:
<extension point="org.eclipse.birt.report.engine.reportitemquery"
name="chart report query extension">
<reportItem name="org.eclipse.birt.chart" class="org.eclipse.birt.report.chartitem.ChartQuery"/>
</extension>
Supplied Implementation:
Chart as an extended item
Copyright (c) 2005 Actuate Corporation. All rights reserved. This program and
the accompanying materials are made available under the terms of the Eclipse
Public License v1.0 which accompanies this distribution, and is available at
http://www.eclipse.org/legal/epl-v10.html
Contributors: Actuate Corporation - initial API and implementation