biouml.workbench.diagram
Class DiagramEditorHelper

public class DiagramEditorHelper

implements TransactionListener, ViewEditorHelper

This class is used to provide all neccessary changes and validations in diagram model.

public DiagramEditorHelper(Diagram diagram)

public View add(Object obj, Point location)

Should provides necessary changes in view and model if the view can be resized.

returns view for the specified object.

public boolean addEdit(UndoableEdit ue)

public boolean canAccept(CompositeView composite, View view)

returns whether a specified view can be inserted to other view.

public void completeTransaction()

public Object createObject(Class type, Point pt)

public Action[] getActions()

public boolean isResizable(View view)

returns whether a specified view can be resized.

public Dimension moveView(View view, Dimension offset)

Should provides necessary changes in view and model if the view can be moved on the specified offset.

returns shift on which the view was moved.

pending find parent compartment if deepaestActive is not DiagramElement, transaction support and rollback if something break

public void register(ViewEditorPane viewEditor)

public boolean removeView(View view)

Should provides necessary changes in view and model if the view can removed.

returns whether the view was removed.

pending exception processing

public Dimension resizeView(View view, Dimension size)

Should provides necessary changes in view and model if the view can be resized.

returns new view size.

public void startTransaction(TransactionEvent te)

Association Links

to Class org.apache.log4j.Category

to Class biouml.model.Diagram

to Class biouml.model.SemanticController

to Class ru.biosoft.graphics.editor.ViewEditorPane

to Class ru.biosoft.access.DataCollectionUndoListener