Package org.eclipse.gef.ui.parts
Class TreeViewer
java.lang.Object
org.eclipse.gef.ui.parts.AbstractEditPartViewer
org.eclipse.gef.ui.parts.TreeViewer
- All Implemented Interfaces:
EditPartViewer
,ISelectionProvider
An EditPartViewer implementation based on a
Tree
.-
Nested Class Summary
Nested classes/interfaces inherited from interface org.eclipse.gef.EditPartViewer
EditPartViewer.Conditional
-
Field Summary
Fields inherited from class org.eclipse.gef.ui.parts.AbstractEditPartViewer
constantSelection, focusPart, selection, selectionListeners
-
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptioncreateControl
(Composite parent) Creates the default tree and sets it as the control.findObjectAtExcluding
(org.eclipse.draw2d.geometry.Point pt, Collection exclude, EditPartViewer.Conditional condition) Returnsnull
or theEditPart
at the specified location, using the given exclusion set and conditional.protected void
Fires selection changed to the registered listeners at the time called.protected void
"Hooks up" a Control, i.e. sets it as the control for the RootTreeEditPart, adds necessary listener for proper operation, etc.void
Reveals the given EditPart if it is not visible.protected void
Unhooks a control so that it can be reset.Methods inherited from class org.eclipse.gef.ui.parts.AbstractEditPartViewer
addDragSourceListener, addDragSourceListener, addDropTargetListener, addDropTargetListener, addPropertyChangeListener, addSelectionChangedListener, appendSelection, deselect, deselectAll, findObjectAt, findObjectAtExcluding, flush, getContents, getContextMenu, getControl, getDelegatingDragAdapter, getDelegatingDropAdapter, getDragSource, getDropTarget, getEditDomain, getEditPartFactory, getEditPartRegistry, getFocusEditPart, getKeyHandler, getProperty, getResourceManager, getRootEditPart, getSelectedEditParts, getSelection, getSelectionManager, getVisualPartMap, handleDispose, hookDragSource, hookDropTarget, init, primGetSelectedEditParts, refreshDragSourceAdapter, refreshDropTargetAdapter, registerAccessibleEditPart, removeDragSourceListener, removeDragSourceListener, removeDropTargetListener, removeDropTargetListener, removePropertyChangeListener, removeSelectionChangedListener, select, setContents, setContents, setContextMenu, setControl, setCursor, setDragSource, setDropTarget, setEditDomain, setEditPartFactory, setFocus, setKeyHandler, setProperty, setRootEditPart, setRouteEventsToEditDomain, setSelection, setSelectionManager, unregisterAccessibleEditPart
-
Constructor Details
-
TreeViewer
public TreeViewer()Constructs a TreeViewer with the default root editpart.
-
-
Method Details
-
createControl
Creates the default tree and sets it as the control. The default styles will show scrollbars as needed, and allows for multiple selection.- Specified by:
createControl
in interfaceEditPartViewer
- Specified by:
createControl
in classAbstractEditPartViewer
- Parameters:
parent
- The parent for the Tree- Returns:
- the control
- See Also:
-
findObjectAtExcluding
public EditPart findObjectAtExcluding(org.eclipse.draw2d.geometry.Point pt, Collection exclude, EditPartViewer.Conditional condition) Description copied from interface:EditPartViewer
Returnsnull
or theEditPart
at the specified location, using the given exclusion set and conditional. This method behaves similarly toEditPartViewer.findObjectAt(Point)
.- Parameters:
pt
- The mouse locationexclude
- The set of IFigures to be excludedcondition
- the Conditional used to evaluate a potential hit- Returns:
null
or an EditPart- See Also:
-
fireSelectionChanged
protected void fireSelectionChanged()Description copied from class:AbstractEditPartViewer
Fires selection changed to the registered listeners at the time called.- Overrides:
fireSelectionChanged
in classAbstractEditPartViewer
- See Also:
-
hookControl
protected void hookControl()"Hooks up" a Control, i.e. sets it as the control for the RootTreeEditPart, adds necessary listener for proper operation, etc.- Overrides:
hookControl
in classAbstractEditPartViewer
- See Also:
-
reveal
Description copied from interface:EditPartViewer
Reveals the given EditPart if it is not visible.- Specified by:
reveal
in interfaceEditPartViewer
- Overrides:
reveal
in classAbstractEditPartViewer
- Parameters:
part
- the EditPart to reveal- See Also:
-
unhookControl
protected void unhookControl()Unhooks a control so that it can be reset. This method deactivates the contents, removes the Control as being the Control of the RootTreeEditPart, etc. It does not remove the listeners because it is causing errors, although that would be a desirable outcome.- Overrides:
unhookControl
in classAbstractEditPartViewer
-