Bug 190957 The cancel button in group level dialog in cube take no effect[1101]
Description: The cancel button in group level dialog in cube take no effect[1101] Build number: 2.2.0.v20070605-0630 Steps to reproduce: 1, New a cube 2, New a level 3, Do some operations on the level 4, Click cancel button Expected result: The cancel button can take effect to cancel all the operations Actual result: The cancel button take no effect and all the operations have done
UI/org.eclipse.birt.report.designer.ui.cubebuilder/src/org/eclipse/birt/report/designer/ui/cubebuilder/page/CubeGroupContent.java
measure.setMeasureExpression( DEUtil.getExpression( dataField ) );
							measure.setDataType( dataField.getDataType( ) );
							measureGroup.add( IMeasureGroupModel.MEASURES_PROP,
									measure );
							MeasureDialog dialog = new MeasureDialog( false );
							dialog.setInput( input, measure );
							if ( dialog.open( ) == Window.CANCEL )
							{
								SessionHandleAdapter.getInstance( )
										.getCommandStack( )
										.rollback( );
							}
							else
								SessionHandleAdapter.getInstance( )
										.getCommandStack( )
										.commit( );
						}
						catch ( SemanticException e1 )
						{
							ExceptionHandler.handle( e1 );
						}
						refresh( );
						return;
					}
					else if ( obj instanceof MeasureHandle )
					{
						SessionHandleAdapter.getInstance( ).getCommandStack( ).startTrans( "" );
						TabularMeasureHandle measure = DesignElementFactory.getInstance( )
								.newTabularMeasure( dataField.getColumnName( ) );
						try