rioko.zest

Class ExtendedGraphViewer

java.lang.Object

org.eclipse.jface.viewers.Viewer

org.eclipse.jface.viewers.ContentViewer

org.eclipse.jface.viewers.StructuredViewer

org.eclipse.zest.core.viewers.AbstractZoomableViewer

org.eclipse.zest.core.viewers.internal.AbstractStructuredGraphViewer

org.eclipse.zest.core.viewers.GraphViewer

rioko.zest.ExtendedGraphViewer

All Implemented Interfaces:

org.eclipse.jface.viewers.IInputProvider, org.eclipse.jface.viewers.IInputSelectionProvider, org.eclipse.jface.viewers.IPostSelectionProvider, org.eclipse.jface.viewers.ISelectionProvider

public class ExtendedGraphViewer
extends org.eclipse.zest.core.viewers.GraphViewer

Class that extends the natural Zest GraphViewer giving an extra functionality.

Author:

Antonio

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.jface.viewers.StructuredViewer

org.eclipse.jface.viewers.StructuredViewer.ColorAndFontCollector, org.eclipse.jface.viewers.StructuredViewer.ColorAndFontCollectorWithProviders

Field Summary

Fields inherited from class org.eclipse.zest.core.viewers.GraphViewer

graph

Fields inherited from class org.eclipse.jface.viewers.Viewer

WIDGET_DATA_KEY

Constructor Summary

Constructors

Constructor and Description
ExtendedGraphViewer(org.eclipse.swt.widgets.Composite composite, int style) Public builder of an ExtendedGraphViewer.

Method Summary

Modifier and Type	Method and Description
void	applyLayout()
void	forceApplyLayout() Public method to apply the layout algorithm even when the configuration does not allow it.
org.eclipse.draw2d.IFigure[]	getFiguresAtPosition(int x, int y) Public method to get the IFigures in a position given its coordinates.
org.eclipse.draw2d.IFigure[]	getFiguresAtPosition(org.eclipse.draw2d.geometry.Point p) Public method to get the IFigures in a position Point.
boolean	isLayoutApplicable() Getter of the field layoutApplicable
void	setLayoutApplicable(boolean layoutApplicable) Setter of the field layoutApplicable

Methods inherited from class org.eclipse.zest.core.viewers.GraphViewer

addSelectionChangedListener, findGraphItem, getConnectionElements, getControl, getFactory, getGraphControl, getLayoutAlgorithm, getNodeElements, getStyle, getZoomManager, hookControl, removeSelectionChangedListener, reveal, setConnectionStyle, setContentProvider, setControl, setLayoutAlgorithm, setLayoutAlgorithm, setNodeStyle, setSelectionToWidget, unReveal

Methods inherited from class org.eclipse.zest.core.viewers.internal.AbstractStructuredGraphViewer

addConstraintAdapter, addNode, addRelationship, addRelationship, doFindInputItem, doFindItem, doUpdateItem, filterVisuals, findItems, getConnectionsArray, getConnectionStyle, getConstraintAdapters, getGraphStyle, getNodesArray, getNodeStyle, getRawChildren, getSelectionFromWidget, getWidgetSelection, inputChanged, internalRefresh, removeNode, removeRelationship

Methods inherited from class org.eclipse.zest.core.viewers.AbstractZoomableViewer

zoomTo

Methods inherited from class org.eclipse.jface.viewers.StructuredViewer

addDoubleClickListener, addDragSupport, addDropSupport, addFilter, addOpenListener, addPostSelectionChangedListener, assertContentProviderType, assertElementsNotNull, associate, buildLabel, disassociate, equals, filter, findItem, findItems, fireDoubleClick, fireOpen, firePostSelectionChanged, getColorAndFontCollector, getComparator, getComparer, getFilteredChildren, getFilters, getItem, getRoot, getSelection, getSortedChildren, getSorter, getStructuredSelection, handleDispose, handleDoubleSelect, handleInvalidSelection, handleLabelProviderChanged, handleOpen, handlePostSelect, handleSelect, hasFilters, internalRefresh, internalUpdate, mapElement, needsRefilter, preservingSelection, refresh, refresh, refresh, refresh, refreshItem, removeDoubleClickListener, removeFilter, removeOpenListener, removePostSelectionChangedListener, resetFilters, setComparator, setComparer, setFilters, setInput, setLabelProvider, setSelection, setSelectionToWidget, setSorter, setUseHashlookup, testFindItem, testFindItems, unmapAllElements, unmapElement, unmapElement, update, update, updateItem, updateSelection, usingElementMap

Methods inherited from class org.eclipse.jface.viewers.ContentViewer

getContentProvider, getInput, getLabelProvider, labelProviderChanged

Methods inherited from class org.eclipse.jface.viewers.Viewer

addHelpListener, fireHelpRequested, fireSelectionChanged, getData, handleHelpRequest, removeHelpListener, scrollDown, scrollUp, setData, setSelection

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.jface.viewers.ISelectionProvider

getSelection, setSelection

Constructor Detail

ExtendedGraphViewer

public ExtendedGraphViewer(org.eclipse.swt.widgets.Composite composite,
                           int style)

Public builder of an ExtendedGraphViewer.

Parameters:

composite - Composite in which the viewer will be placed. It must have a FillLayout.

style - SWT style associated to this GraphViewer.

Method Detail

isLayoutApplicable

public boolean isLayoutApplicable()

Getter of the field layoutApplicable

Returns:

boolean with the current value of the field.

setLayoutApplicable

public void setLayoutApplicable(boolean layoutApplicable)

Setter of the field layoutApplicable

Parameters:

layoutApplicable - boolean with the new value.

getFiguresAtPosition

public org.eclipse.draw2d.IFigure[] getFiguresAtPosition(org.eclipse.draw2d.geometry.Point p)

Public method to get the IFigures in a position Point.

Parameters:

p - Point where this method will search the IFigures.

Returns:

An array of IFigures

getFiguresAtPosition

public org.eclipse.draw2d.IFigure[] getFiguresAtPosition(int x,
                                                         int y)

Public method to get the IFigures in a position given its coordinates. It is equivalent to getFiguresAtposition(new point(x,y)).

Parameters:

x - X coordinate of the point where this method will search.

y - Y coordinate of the point where this method will search.

Returns:

An array of IFigures

applyLayout

public void applyLayout()

Overrides:

applyLayout in class org.eclipse.zest.core.viewers.GraphViewer

forceApplyLayout

public void forceApplyLayout()

Public method to apply the layout algorithm even when the configuration does not allow it.