Bug 199009 [Automation][Regression] 2D percent stacked area chart did not render properly
steps to reproduce: - use the attached report design - preview in html expected behavior: - chart was renderred properly actual behavior: - it simply did not do so please refer to the attached screen captures
chart/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/PaletteEditorComposite.java
}
		if ( coEditor != null )
		{
			final Rectangle rCA = coPaletteEntries.getClientArea( );
			coEditor.setSize( rCA.width - 6, iItemHeight - 6 );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.swt.events.DisposeListener#widgetDisposed(org.eclipse.swt.events.DisposeEvent)
	 */
	public void widgetDisposed( DisposeEvent arg0 )
	{
		if ( imgBuffer != null )
		{
			gc.dispose( );
			imgBuffer.dispose( );
			gc = null;
			imgBuffer = null;
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
	 */
	public void widgetSelected( SelectionEvent sev )
	{
		if ( sev.getSource( ) == sb )