biouml.editor
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 clazz, Point pt)

public Action[] getActions()

public boolean isResizable(View view)

returns whether a specified view can be resized.

public static boolean moveNode(Node newNode, Node oldNode)
                         throws java.lang.Exception

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.

public void register(ViewEditorPane viewEditor)

public static void removeMovedNode(Node node)
                             throws java.lang.Exception

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 biouml.model.Diagram

to Class biouml.model.SemanticController

to Class ru.biosoft.graphics.editor.ViewEditorPane

to Class biouml.editor.DiagramListener

to Class org.apache.log4j.Category