sk.uniba.euromath.editor.textEditor.policies
Class AbstractTextSelectionEditPolicy

java.lang.Object
  org.eclipse.gef.editpolicies.AbstractEditPolicy
      org.eclipse.gef.editpolicies.GraphicalEditPolicy
          org.eclipse.gef.editpolicies.SelectionEditPolicy
              sk.uniba.euromath.editor.textEditor.policies.AbstractTextSelectionEditPolicy

All Implemented Interfaces:

org.eclipse.gef.EditPolicy, org.eclipse.gef.RequestConstants

public abstract class AbstractTextSelectionEditPolicy
extends org.eclipse.gef.editpolicies.SelectionEditPolicy

Creates and cares about figures that represent selection. It cares about figures of two kinds

• border of the selection - this figure is painted when the selections ends
• filled selection - this figure is created when the selection starts and is justified when draging in method updateDraggingFeedback

Should be installed in EditPolicy.SELECTION_FEEDBACK_ROLE

Author:

Martin Kollar

Field Summary

protected List<org.eclipse.draw2d.IFigure>

selectionFigures

Fields inherited from interface org.eclipse.gef.EditPolicy

COMPONENT_ROLE, CONNECTION_BENDPOINTS_ROLE, CONNECTION_ENDPOINTS_ROLE, CONNECTION_ROLE, CONTAINER_ROLE, DIRECT_EDIT_ROLE, GRAPHICAL_NODE_ROLE, LAYOUT_ROLE, NODE_ROLE, PRIMARY_DRAG_ROLE, SELECTION_FEEDBACK_ROLE, TREE_CONTAINER_ROLE

Fields inherited from interface org.eclipse.gef.RequestConstants

REQ_ADD, REQ_ALIGN, REQ_ALIGN_CHILDREN, REQ_CLONE, REQ_CONNECTION_END, REQ_CONNECTION_START, REQ_CREATE, REQ_CREATE_BENDPOINT, REQ_DELETE, REQ_DELETE_DEPENDANT, REQ_DIRECT_EDIT, REQ_MOVE, REQ_MOVE_BENDPOINT, REQ_MOVE_CHILDREN, REQ_OPEN, REQ_ORPHAN, REQ_ORPHAN_CHILDREN, REQ_RECONNECT_SOURCE, REQ_RECONNECT_TARGET, REQ_RESIZE, REQ_RESIZE_CHILDREN, REQ_SELECTION, REQ_SELECTION_HOVER

Constructor Summary

AbstractTextSelectionEditPolicy()
Constructor.

Method Summary

protected ITextPieceKeeper	getHostKeeper() Helper method.
protected void	hideSelection()
protected void	showSelection()
void	showSourceFeedback(org.eclipse.gef.Request request)
boolean	understandsRequest(org.eclipse.gef.Request req)
protected void	updateHostSelectionState(TextSelectRequest request)

Methods inherited from class org.eclipse.gef.editpolicies.SelectionEditPolicy

activate, addSelectionListener, deactivate, getTargetEditPart, hideFocus, removeSelectionListener, setFocus, setSelectedState, showFocus, showPrimarySelection

Methods inherited from class org.eclipse.gef.editpolicies.GraphicalEditPolicy

addFeedback, getFeedbackLayer, getHostFigure, getLayer, removeFeedback

Methods inherited from class org.eclipse.gef.editpolicies.AbstractEditPolicy

debugFeedback, eraseSourceFeedback, eraseTargetFeedback, getCommand, getHost, setHost, showTargetFeedback, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

selectionFigures

protected final List<org.eclipse.draw2d.IFigure> selectionFigures

Constructor Detail

AbstractTextSelectionEditPolicy

public AbstractTextSelectionEditPolicy()

Constructor.

Method Detail

hideSelection

protected void hideSelection()

Specified by:

hideSelection in class org.eclipse.gef.editpolicies.SelectionEditPolicy

See Also:

SelectionEditPolicy.hideSelection()

showSelection

protected void showSelection()

Specified by:

showSelection in class org.eclipse.gef.editpolicies.SelectionEditPolicy

See Also:

SelectionEditPolicy.showSelection()

showSourceFeedback

public void showSourceFeedback(org.eclipse.gef.Request request)

Specified by:

showSourceFeedback in interface org.eclipse.gef.EditPolicy

Overrides:

showSourceFeedback in class org.eclipse.gef.editpolicies.AbstractEditPolicy

updateHostSelectionState

protected void updateHostSelectionState(TextSelectRequest request)

Parameters:

request -

getHostKeeper

protected ITextPieceKeeper getHostKeeper()

Helper method.

Returns:

understandsRequest

public boolean understandsRequest(org.eclipse.gef.Request req)

Specified by:

understandsRequest in interface org.eclipse.gef.EditPolicy

Overrides:

understandsRequest in class org.eclipse.gef.editpolicies.AbstractEditPolicy

Returns:

true if request is TextSelectionRequest else return false

See Also:

EditPolicy.understandsRequest(org.eclipse.gef.Request)