Bug 180645 Support set format for Date/Time type parameter.[0705]
Description: Support set format for Date/Time type parameter. Build number:2.2.0.v200704031345 Steps to reproduce: 1. New a Date report parameter. 2. Click Change... button to set format for it. Expected result: Can set format for Date/Time parameter. Actual result: Change... button is disabled. Error log:N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/FormatDateTimePage.java
public void widgetSelected( SelectionEvent e )
			{
				reLayoutSubPages( );
				updatePreview( );
				notifyFormatChange( );
			}
		} );
		typeChoicer.setItems( getFormatTypes( ) );
		
		infoComp = new Composite( this, SWT.NONE );
		data = new GridData( GridData.FILL_BOTH );
		data.verticalSpan = 2;
		infoComp.setLayoutData( data );
		infoComp.setLayout( new StackLayout( ) );
		createCategoryPages( infoComp );
		
		formatCodeComp = new Composite( this, SWT.NONE );
		data = new GridData( GridData.FILL_VERTICAL );
		data.widthHint = DEFAULT_CATEGORY_CONTAINER_WIDTH;
		formatCodeComp.setLayoutData( data );
		formatCodeComp.setLayout( new StackLayout( ) );
		createFormatCodePages( formatCodeComp );
		setInput( null, null );
		setPreviewText( defaultDateTime );
	}
	/**
	 * Creates info panes for each format type choicer, adds them into paneMap
	 * for after getting.
	 * 
	 * @param parent