Bug 190207 Integrate Aggregation builder with charts
Charts should be able to use aggregates in their databinding definition. The UI is missing the "Add Aggregation..." button in the chart databinding dialog.
chart/org.eclipse.birt.chart.reportitem.ui/src/org/eclipse/birt/chart/reportitem/ui/ReportDataServiceProvider.java
}
	public boolean isLivePreviewEnabled( )
	{
		return !isErrorFound
				&& ChartReportItemUIActivator.getDefault( )
						.getPluginPreferences( )
						.getBoolean( ChartReportItemUIActivator.PREFERENCE_ENALBE_LIVE );
	}
	public boolean isInvokingSupported( )
	{
		return true;
	}
	
	public boolean isEclipseModeSupported( )
	{
		return true;
	}
	private ClassLoader getCustomScriptClassLoader( ClassLoader parent )
	{
		
		
		
		
		
		
		String classPath = System.getProperty( "workspace.projectclasspath" ); 
		if ( classPath == null || classPath.length( ) == 0 )
			return parent;
		String[] classPathArray = classPath.split( File.pathSeparator, -1 );
		int count = classPathArray.length;