Bug 200916 Drag the sash in dataset editor dialog will lead the buttons hidden[07]
Description: Drag the sash in dataset editor dialog will lead the buttons hidden[07] Build number: 2.2.1.v20070823-0630 Steps to reproduce: 1, New a dataset 2, Turn to dataset parameter page 3, Drag the SASH in dataset 4, Check the New button on the right of the page Expected result: The New button isn't hidden Actual result: The New button is hidden by dragging the sash
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/property/AbstractPropertyDialog.java
* this method returns true.
	 * 
	 * @return boolean indicating whether the method was successful or not.
	 */
	public abstract boolean performOk( );
	/**
	 * Called when the user presses the Cancel button. It is called only if all
	 * the pages return true for their individual
	 * {@link org.eclipse.birt.report.designer.data.ui.property.IPropertyPage#performCancel() performCancel()}
	 * methods. <br/>The dialog is closed if this method returns true.
	 * 
	 * @return boolean indicating whether the method was successful or not.
	 */
	public abstract boolean performCancel( );
	private final void performHelp( )
	{
		
		if ( currentNode != null )
		{
			currentNode.getPage( ).performHelp( );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.dialogs.Dialog#cancelPressed()
	 */
	protected final void cancelPressed( )
	{