Bug 191802 View report menu and icon fail with RPTDESIGN extension name.[00]
Description: View report menu and icon fail with RPTDESIGN extension name. Build number:2.2.0.v20070608 Steps to reproduce: 1. New a report test.rptdesign, change its extension name to uppcase as test.RPTDESIGN. 2. oPEN THE REPORT. Expected result: Viewer report in main menu and toolbar can be used. Actual result: Viewer report in main menu and toolbar are disabled. Error log:N/A
UI/org.eclipse.birt.report.designer.ui.preview.web/src/org/eclipse/birt/report/designer/ui/actions/PreviewToolbarMenuAction.java
{
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.ui.actions.PreviewAction#dispose()
	 */
	public void dispose( )
	{
		previewIcon.dispose( );
		previewPDFIcon.dispose( );
		previewDOCIcon.dispose( );
	}
	public void run( IAction action )
	{
		if ( Policy.TRACING_ACTIONS )
		{
			System.out.println( "Preview action >> Run ..." ); 
		}
		preview( "html", true );
	}
	/**
	 * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction,
	 *      org.eclipse.jface.viewers.ISelection)
	 */
	public void selectionChanged( IAction action, ISelection selection )
	{
		action.setEnabled( isEnable( ) );
	}
	private void preview( String format, boolean allowPage )