Bug 213946 The cancel button of select data binding doesn't work[13]
Description: The cancel button of select data binding doesn't work[13] Build number: 2.3.0.v20071227-0800 Steps to reproduce: 1, New a chart 2, Select the dataset 3, Open the data binding 4, Add a data binding 5, Click Cancel button in Select Data Binding dialog Expected result: After step5, the new data binding is canceled Actual result: After step5, the data binding is created. Error log:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ExpressionBuilder.java
Control control = super.createContents( parent );
		setTitle( DIALOG_TITLE );
		setMessage( PROMRT_MESSAGE );
		getShell( ).setText( title );
		categoryTable.setInput( "Dummy" ); 
		getShell( ).setDefaultButton( null );
		sourceViewer.getTextWidget( ).setFocus( );
		return control;
	}
	protected void okPressed( )
	{
		expression = sourceViewer.getTextWidget( ).getText( ).trim( );
		super.okPressed( );
	}
	/**
	 * Returns the result of the expression builder.
	 * 
	 * @return the result
	 */
	public String getResult( )
	{
		return expression;
	}
	/**
	 * Sets the expression provider for the expression builder
	 * 
	 * @param provider
	 *            the expression provider
	 */
	public void setExpressionProvier( IExpressionProvider provider )