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
{
										event.detail = DND.DROP_NONE;
										return;
									}
									int index = ( (LevelHandle) element ).getIndex( );
									SessionHandleAdapter.getInstance( )
											.getCommandStack( )
											.startTrans( "" );
									TabularLevelHandle level = DesignElementFactory.getInstance( )
											.newTabularLevel( dimension,
													dataField.getColumnName( ) );
									level.setColumnName( dataField.getColumnName( ) );
									level.setDataType( dataField.getDataType( ) );
									( (LevelHandle) element ).getContainer( )
											.add( IHierarchyModel.LEVELS_PROP,
													level,
													index );
									LevelPropertyDialog dialog = new LevelPropertyDialog( true );
									dialog.setInput( level );
									if ( dialog.open( ) == Window.CANCEL )
									{
										SessionHandleAdapter.getInstance( )
												.getCommandStack( )
												.rollback( );
									}
									else
										SessionHandleAdapter.getInstance( )
												.getCommandStack( )
												.commit( );
								}