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
data = new GridData( GridData.FILL_BOTH );
		}
		else
		{
			data = new GridData( GridData.FILL_HORIZONTAL );
		}
		group.setLayoutData( data );
		group.setLayout( new GridLayout( 1, false ) );
		Label previewLabel = new Label( group, SWT.CENTER
				| SWT.HORIZONTAL
				| SWT.VERTICAL );
		previewLabel.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		return previewLabel;
	}
	private void createCustomSettingsPart( Composite parent )
	{
		Group group = new Group( parent, SWT.NONE );
		group.setText( LABEL_CUSTOM_SETTINGS ); 
		group.setLayoutData( createGridData4Part( ) );
		group.setLayout( new GridLayout( 2, false ) );
		Label label = new Label( group, SWT.NONE );
		label.setText( LABEL_CUSTOM_SETTINGS_LABEL ); 
		GridData data = new GridData( );
		data.horizontalSpan = 2;
		label.setLayoutData( data );
		createTable( group );
	}
	private void createCustomPreviewPart( Composite parent )
	{
		Group group = new Group( parent, SWT.NONE );