/*
* Copyright (c) 2006, 2007 Borland Software Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Richard Gronback (Borland) - initial API and implementation
*/
package org.eclipse.gmf.examples.mindmap.rcp.edit.parts;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.draw2d.ChopboxAnchor;
import org.eclipse.draw2d.ConnectionAnchor;
import org.eclipse.draw2d.Figure;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.Label;
import org.eclipse.draw2d.RoundedRectangle;
import org.eclipse.draw2d.StackLayout;
import org.eclipse.draw2d.ToolbarLayout;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.transaction.NotificationFilter;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.transaction.util.TransactionUtil;
import org.eclipse.gef.ConnectionEditPart;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.gef.NodeEditPart;
import org.eclipse.gef.Request;
import org.eclipse.gef.RequestConstants;
import org.eclipse.gef.TreeEditPart;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editparts.AbstractGraphicalEditPart;
import org.eclipse.gef.editpolicies.ResizableEditPolicy;
import org.eclipse.gef.requests.DirectEditRequest;
import org.eclipse.gmf.examples.mindmap.MindmapPackage;
import org.eclipse.gmf.examples.mindmap.Topic;
import org.eclipse.gmf.examples.mindmap.rcp.edit.policies.TopicComponentEditPolicy;
import org.eclipse.gmf.examples.mindmap.rcp.edit.policies.TopicGraphicalNodeEditPolicy;
import org.eclipse.gmf.examples.mindmap.rcp.edit.policies.TopicLayoutEditPolicy;
import org.eclipse.gmf.examples.mindmap.rcp.part.MindmapDiagramEditorPlugin;
import org.eclipse.gmf.examples.mindmap.rcp.part.MindmapVisualIDRegistry;
import org.eclipse.gmf.examples.mindmap.rcp.view.factories.TopicSubtopicsViewFactory;
import org.eclipse.gmf.runtime.lite.commands.CreateNotationalEdgeCommand;
import org.eclipse.gmf.runtime.lite.commands.CreateNotationalElementCommand;
import org.eclipse.gmf.runtime.lite.commands.WrappingCommand;
import org.eclipse.gmf.runtime.lite.edit.parts.decorations.IDecoratableEditPart;
import org.eclipse.gmf.runtime.lite.edit.parts.decorations.IDecorationManager;
import org.eclipse.gmf.runtime.lite.edit.parts.decorations.PaneDecorationManager;
import org.eclipse.gmf.runtime.lite.edit.parts.labels.ILabelTextDisplayer;
import org.eclipse.gmf.runtime.lite.edit.parts.tree.BaseTreeEditPart;
import org.eclipse.gmf.runtime.lite.edit.parts.update.IExternallyUpdatableEditPart;
import org.eclipse.gmf.runtime.lite.edit.parts.update.IUpdatableEditPart;
import org.eclipse.gmf.runtime.lite.edit.parts.update.RefreshersRegistry;
import org.eclipse.gmf.runtime.lite.edit.parts.update.TransactionalUpdateManager;
import org.eclipse.gmf.runtime.lite.edit.parts.update.UpdaterUtil;
import org.eclipse.gmf.runtime.lite.edit.parts.update.canonical.EditPartRegistryBasedViewService;
import org.eclipse.gmf.runtime.lite.edit.parts.update.canonical.ElementDescriptor;
import org.eclipse.gmf.runtime.lite.edit.parts.update.canonical.IViewService;
import org.eclipse.gmf.runtime.lite.edit.parts.update.canonical.LinkDescriptor;
import org.eclipse.gmf.runtime.lite.edit.parts.update.canonical.OwnedLinksNotationModelRefresher;
import org.eclipse.gmf.runtime.lite.edit.policies.DelegatingDirectEditPolicy;
import org.eclipse.gmf.runtime.lite.edit.policies.LabelDirectEditPolicy;
import org.eclipse.gmf.runtime.lite.services.IViewDecorator;
import org.eclipse.gmf.runtime.notation.Bounds;
import org.eclipse.gmf.runtime.notation.CanonicalStyle;
import org.eclipse.gmf.runtime.notation.DrawerStyle;
import org.eclipse.gmf.runtime.notation.Edge;
import org.eclipse.gmf.runtime.notation.FillStyle;
import org.eclipse.gmf.runtime.notation.FontStyle;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.NotationPackage;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Widget;
/**
* @generated
*/
public class TopicEditPart extends AbstractGraphicalEditPart implements
NodeEditPart, IUpdatableEditPart, IExternallyUpdatableEditPart,
IDecoratableEditPart {
/**
* @generated
*/
public static final int VISUAL_ID = 2001;
/**
* @generated
*/
protected IFigure primaryShape;
/**
* @generated
*/
public TopicEditPart(View model) {
assert model instanceof Node;
setModel(model);
}
/**
* @generated
*/
protected void registerModel() {
super.registerModel();
View view = (View) getModel();
if (view != null && view.isSetElement() && view.getElement() != null) {
getViewer().getEditPartRegistry().put(view.getElement(), this);
}
}
/**
* @generated
*/
protected void unregisterModel() {
super.unregisterModel();
View view = (View) getModel();
if (view != null
&& view.isSetElement()
&& view.getElement() != null
&& getViewer().getEditPartRegistry().get(view.getElement()) == this) {
getViewer().getEditPartRegistry().remove(view.getElement());
}
}
/**
* @generated
*/
protected void createEditPolicies() {
installEditPolicy(EditPolicy.COMPONENT_ROLE,
new TopicComponentEditPolicy());
installEditPolicy(EditPolicy.GRAPHICAL_NODE_ROLE,
new TopicGraphicalNodeEditPolicy());
installEditPolicy(EditPolicy.DIRECT_EDIT_ROLE,
new DelegatingDirectEditPolicy());
installEditPolicy(EditPolicy.LAYOUT_ROLE, new TopicLayoutEditPolicy());
installEditPolicy(EditPolicy.PRIMARY_DRAG_ROLE,
getPrimaryDragEditPolicy());
installLinkNotationModelRefresher();
}
/**
* @generated
*/
protected EditPolicy getPrimaryDragEditPolicy() {
ResizableEditPolicy result = new ResizableEditPolicy() {
protected List createSelectionHandles() {
List result = super.createSelectionHandles();
for (Iterator it = getChildren().iterator(); it.hasNext();) {
EditPart next = (EditPart) it.next();
View nextView = (View) next.getModel();
switch (MindmapVisualIDRegistry.getVisualID(nextView)) {
case TopicThreadCompartmentEditPart.VISUAL_ID:
result.addAll(((TopicThreadCompartmentEditPart) next)
.createSelectionHandles());
break;
}
}
return result;
}
};
return result;
}
/**
* @generated
*/
protected IFigure createFigure() {
IFigure invisibleRectangle = new Figure();
invisibleRectangle.setLayoutManager(new StackLayout());
IFigure shape = createNodeShape();
invisibleRectangle.add(shape);
contentPane = setupContentPane(shape);
IFigure decorationShape = createDecorationPane();
if (decorationShape != null) {
myDecorationManager = createDecorationManager(decorationShape);
invisibleRectangle.add(decorationShape, 0);
}
return invisibleRectangle;
}
/**
* @generated
*/
private IFigure createDecorationPane() {
return new Figure();
}
/**
* @generated
*/
private IDecorationManager myDecorationManager;
/**
* @generated
*/
public IDecorationManager getDecorationManager() {
return myDecorationManager;
}
/**
* @generated
*/
protected IDecorationManager createDecorationManager(IFigure decorationShape) {
return new PaneDecorationManager(decorationShape);
}
/**
* @generated
*/
protected IFigure createNodeShape() {
RoundedTopicFigure figure = new RoundedTopicFigure();
primaryShape = figure;
return primaryShape;
}
/**
* @generated
*/
public RoundedTopicFigure getPrimaryShape() {
return (RoundedTopicFigure) primaryShape;
}
/**
* Default implementation treats passed figure as content pane.
* Respects layout one may have set for generated figure.
* @param nodeShape instance of generated figure class
* @generated
*/
protected IFigure setupContentPane(IFigure nodeShape) {
if (nodeShape.getLayoutManager() == null) {
ToolbarLayout layout = new ToolbarLayout();
layout.setSpacing(5);
nodeShape.setLayoutManager(layout);
}
return nodeShape; // use nodeShape itself as contentPane
}
/**
* @generated
*/
protected IFigure contentPane;
/**
* @generated
*/
public IFigure getContentPane() {
if (contentPane == null) {
return super.getContentPane();
}
return contentPane;
}
/**
* @generated
*/
public Node getDiagramNode() {
return (Node) getModel();
}
/**
* @generated
*/
protected boolean addFixedChild(EditPart childEditPart) {
if (childEditPart instanceof TopicNameEditPart) {
((TopicNameEditPart) childEditPart).setLabel(getPrimaryShape()
.getFigureTopicNameFigure());
return true;
}
return false;
}
/**
* @generated
*/
protected boolean removeFixedChild(EditPart childEditPart) {
return false;
}
/**
* Returns the label which should be direct-edited by default.
* @generated
*/
private EditPart getPrimaryLabelEditPart() {
for (Iterator it = getDiagramNode().getChildren().iterator(); it
.hasNext();) {
View nextChild = (View) it.next();
if (MindmapVisualIDRegistry.getVisualID(nextChild) == TopicNameEditPart.VISUAL_ID) {
return (EditPart) getViewer().getEditPartRegistry().get(
nextChild);
}
}
return null;
}
/**
* @generated
*/
public void performRequest(Request req) {
if (RequestConstants.REQ_OPEN.equals(req.getType())) {
Command command = getCommand(req);
if (command != null && command.canExecute()) {
getViewer().getEditDomain().getCommandStack().execute(command);
}
return;
}
if (RequestConstants.REQ_DIRECT_EDIT.equals(req.getType())) {
EditPart labelToEdit;
if (req instanceof DirectEditRequest) {
labelToEdit = getLabelEditPart((DirectEditRequest) req);
} else {
labelToEdit = getPrimaryLabelEditPart();
}
if (labelToEdit != null) {
labelToEdit.performRequest(req);
}
}
super.performRequest(req);
}
/**
* @generated
*/
private EditPart getLabelEditPart(DirectEditRequest req) {
EditPart result = getViewer().findObjectAt(req.getLocation());
if (result != null) {
if (getDiagramNode().getChildren().contains(result.getModel())) {
View view = (View) result.getModel();
int visualId = MindmapVisualIDRegistry.getVisualID(view);
switch (visualId) {
case TopicNameEditPart.VISUAL_ID:
return result;
}
}
}
return getPrimaryLabelEditPart();
}
/**
* @generated
*/
protected void addChildVisual(EditPart childEditPart, int index) {
if (addFixedChild(childEditPart)) {
return;
}
super.addChildVisual(childEditPart, -1);
}
/**
* @generated
*/
protected void removeChildVisual(EditPart childEditPart) {
if (removeFixedChild(childEditPart)) {
return;
}
super.removeChildVisual(childEditPart);
}
/**
* @generated
*/
protected List getModelChildren() {
return getDiagramNode().getVisibleChildren();
}
/**
* @generated
*/
protected List getModelSourceConnections() {
return getDiagramNode().getSourceEdges();
}
/**
* @generated
*/
protected List getModelTargetConnections() {
return getDiagramNode().getTargetEdges();
}
/**
* @generated
*/
public ConnectionAnchor getSourceConnectionAnchor(
ConnectionEditPart connection) {
return new ChopboxAnchor(getFigure());
}
/**
* @generated
*/
public ConnectionAnchor getSourceConnectionAnchor(Request request) {
return new ChopboxAnchor(getFigure());
}
/**
* @generated
*/
public ConnectionAnchor getTargetConnectionAnchor(
ConnectionEditPart connection) {
return new ChopboxAnchor(getFigure());
}
/**
* @generated
*/
public ConnectionAnchor getTargetConnectionAnchor(Request request) {
return new ChopboxAnchor(getFigure());
}
/**
* @generated
*/
public Object getAdapter(Class key) {
if (TreeEditPart.class == key) {
return getTreeEditPartAdapter();
}
return super.getAdapter(key);
}
/**
* @generated
*/
private TreeEditPartAdapter myTreeEditPartAdapter;
/**
* @generated
*/
private TreeEditPartAdapter getTreeEditPartAdapter() {
if (myTreeEditPartAdapter == null) {
myTreeEditPartAdapter = new TreeEditPartAdapter();
}
return myTreeEditPartAdapter;
}
/**
* @generated
*/
public void activate() {
super.activate();
getTransactionalUpdateManager().addUpdatableEditPart(
getDiagramNode().getElement(), this);
installLinkNotationModelRefresher();
}
/**
* @generated
*/
public void deactivate() {
uninstallLinkNotationModelRefresher();
getTransactionalUpdateManager().removeUpdatableEditPart(
getDiagramNode().getElement(), this);
super.deactivate();
}
/**
* @generated
*/
private void installLinkNotationModelRefresher() {
LinkNotationModelRefresher refresher = getLinkNotationModelRefresher();
getTransactionalUpdateManager().addNotationModelRefresher(refresher);
}
/**
* @generated
*/
private void uninstallLinkNotationModelRefresher() {
LinkNotationModelRefresher refresher = getLinkNotationModelRefresher();
getTransactionalUpdateManager().removeNotationModelRefresher(refresher);
}
/**
* @generated
*/
private LinkNotationModelRefresher linkNotationModelRefresher;
/**
* @generated
*/
private LinkNotationModelRefresher getLinkNotationModelRefresher() {
if (linkNotationModelRefresher == null) {
linkNotationModelRefresher = new LinkNotationModelRefresher(
getViewService());
}
return linkNotationModelRefresher;
}
/**
* Service to find a notational element that corresponds to the given underlying domain element.
* @generated
*/
private IViewService viewService;
/**
* @generated
*/
private IViewService getViewService() {
if (viewService == null) {
viewService = new EditPartRegistryBasedViewService(getViewer());
}
return viewService;
}
/**
* @generated
*/
protected void refreshLinkNotationModel() {
LinkNotationModelRefresher linkRefresher = getLinkNotationModelRefresher();
if (!linkRefresher.isInstalled()) {
return;
}
org.eclipse.emf.common.command.Command command = linkRefresher
.buildRefreshNotationModelCommand();
if (command == null) {
return;
}
TransactionalEditingDomain domainModelEditDomain = TransactionUtil
.getEditingDomain(getDiagramNode().getDiagram().getElement());
getViewer().getEditDomain().getCommandStack().execute(
new WrappingCommand(domainModelEditDomain, command));
}
/**
* @generated
*/
private class LinkNotationModelRefresher extends
OwnedLinksNotationModelRefresher {
/**
* @generated
*/
public LinkNotationModelRefresher(IViewService viewService) {
super(viewService);
}
/**
* Creates a notification filter which filters notifications that may possibly affect the notational model
* @generated
*/
protected NotificationFilter createFilter() {
NotificationFilter filter = NotificationFilter
.createFeatureFilter(MindmapPackage.eINSTANCE
.getTopic_Subtopics());
return filter;
}
/**
* @generated
*/
protected List getSemanticChildLinks() {
List result = new LinkedList();
EObject modelObject = getHost().getElement();
EObject nextValue;
for (Iterator it = ((Topic) modelObject).getSubtopics().iterator(); it
.hasNext();) {
nextValue = (EObject) it.next();
if (nextValue != null) {
result.add(new LinkDescriptor(modelObject, nextValue, null,
TopicSubtopicsEditPart.VISUAL_ID));
}
}
return result;
}
/**
* @generated
*/
protected List getNotationalChildLinks() {
List result = new LinkedList();
List allLinks = getDiagramNode().getDiagram().getEdges();
for (Iterator it = allLinks.iterator(); it.hasNext();) {
Edge next = (Edge) it.next();
if (next.isSetElement() && next.getElement() == null) {
if (next.getSource() == getHost()) {
int linkVID = MindmapVisualIDRegistry.getVisualID(next);
switch (linkVID) {
case TopicSubtopicsEditPart.VISUAL_ID:
result.add(next);
break;
}
}
}
}
return result;
}
/**
* @generated
*/
protected CreateNotationalElementCommand getCreateNotationalElementCommand(
ElementDescriptor descriptor) {
LinkDescriptor linkDescriptor = (LinkDescriptor) descriptor;
View sourceView = getViewService().findView(
linkDescriptor.getSource());
View targetView = getViewService().findView(
linkDescriptor.getDestination());
IViewDecorator decorator = null;
if (sourceView == null || targetView == null) {
return null;
}
String sourceModelID = MindmapVisualIDRegistry
.getModelID(sourceView);
if (!MapEditPart.MODEL_ID.equals(sourceModelID)) {
return null;
}
String targetModelID = MindmapVisualIDRegistry
.getModelID(targetView);
if (!MapEditPart.MODEL_ID.equals(targetModelID)) {
return null;
}
switch (linkDescriptor.getVisualID()) {
case TopicSubtopicsEditPart.VISUAL_ID:
if (linkDescriptor.getElement() == null) {
decorator = TopicSubtopicsViewFactory.INSTANCE;
}
break;
}
if (decorator == null) {
return null;
}
return new CreateNotationalEdgeCommand(getHost().getDiagram(),
linkDescriptor.getElement(), sourceView, targetView,
decorator);
}
/**
* Returns whether a notational edge should be created for the given domain element.
* The generated code respects canonical style. If the canonycal style is not present, true is always returned.
* User can change implementation of this method to handle a more sophisticated logic.
* @generated
*/
protected boolean shouldCreateView(ElementDescriptor descriptor) {
CanonicalStyle style = (CanonicalStyle) getDiagramNode().getStyle(
NotationPackage.eINSTANCE.getCanonicalStyle());
if (style == null) {
return true;
}
return style.isCanonical();
}
/**
* @generated
*/
protected View getHost() {
return getDiagramNode();
}
}
/**
* @generated
*/
private TransactionalUpdateManager getTransactionalUpdateManager() {
return (TransactionalUpdateManager) getViewer().getProperty(
TransactionalUpdateManager.class.getName());
}
/**
* @generated
*/
private RefreshersRegistry myRefreshersRegistry;
/**
* @generated
*/
public Refresher getRefresher(EStructuralFeature feature, Notification msg) {
if (myRefreshersRegistry == null) {
createRefreshers();
}
return myRefreshersRegistry.getRefresher(feature, msg);
}
/**
* @generated
*/
private void createRefreshers() {
myRefreshersRegistry = new RefreshersRegistry();
Refresher childrenRefresher = new IExternallyUpdatableEditPart.ExternalRefresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshChildren();
}
public boolean isAffectingEvent(Notification msg) {
if (NotationPackage.eINSTANCE.getView_PersistedChildren() == msg
.getFeature()
|| NotationPackage.eINSTANCE
.getView_TransientChildren() == msg
.getFeature()
|| NotationPackage.eINSTANCE.getDrawerStyle_Collapsed() == msg
.getFeature()) {
return true;
}
if (NotationPackage.eINSTANCE.getView_Styles() == msg
.getFeature()) {
return UpdaterUtil.affects(msg, NotationPackage.eINSTANCE
.getDrawerStyle());
}
if (NotationPackage.eINSTANCE.getView_Visible() == msg
.getFeature()) {
return msg.getNotifier() != getDiagramNode();
}
return false;
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getView_PersistedChildren(), childrenRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getView_TransientChildren(), childrenRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getView_Styles(),
childrenRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getDrawerStyle_Collapsed(), childrenRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getView_Visible(),
childrenRefresher);
Refresher visibilityRefresher = new IExternallyUpdatableEditPart.ExternalRefresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshVisibility();
}
public boolean isAffectingEvent(Notification msg) {
if (NotationPackage.eINSTANCE.getView_Visible() == msg
.getFeature()) {
return msg.getNotifier() == getDiagramNode();
}
return false;
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getView_Visible(),
visibilityRefresher);
Refresher sourceEdgesRefresher = new Refresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshSourceConnections();
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getView_SourceEdges(), sourceEdgesRefresher);
Refresher targetEdgesRefresher = new Refresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshTargetConnections();
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getView_TargetEdges(), targetEdgesRefresher);
Refresher boundsRefresher = new Refresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshBounds();
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getNode_LayoutConstraint(), boundsRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getSize_Width(),
boundsRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getSize_Height(),
boundsRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getLocation_X(),
boundsRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getLocation_Y(),
boundsRefresher);
Refresher fontRefresher = new IExternallyUpdatableEditPart.ExternalRefresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshFont();
}
public boolean isAffectingEvent(Notification msg) {
if (NotationPackage.eINSTANCE.getFontStyle()
.getEStructuralFeatures().contains(msg.getFeature())) {
return true;
}
if (NotationPackage.eINSTANCE.getView_Styles() == msg
.getFeature()) {
return UpdaterUtil.affects(msg, NotationPackage.eINSTANCE
.getFontStyle());
}
return false;
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getFontStyle_FontHeight(), fontRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getFontStyle_FontName(), fontRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getFontStyle_Bold(),
fontRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getFontStyle_Italic(), fontRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getView_Styles(),
fontRefresher);
Refresher fontColorRefresher = new Refresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshFontColor();
}
public boolean isAffectingEvent(Notification msg) {
if (NotationPackage.eINSTANCE.getFontStyle_FontColor() == msg
.getFeature()) {
return true;
}
if (NotationPackage.eINSTANCE.getView_Styles() == msg
.getFeature()) {
return UpdaterUtil.affects(msg, NotationPackage.eINSTANCE
.getFontStyle());
}
return false;
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getFontStyle_FontColor(), fontColorRefresher);
Refresher backgroundColorRefresher = new IExternallyUpdatableEditPart.ExternalRefresher() {
public void refresh() {
if (!isActive()) {
return;
}
refreshBackgroundColor();
}
public boolean isAffectingEvent(Notification msg) {
if (NotationPackage.eINSTANCE.getFillStyle_FillColor() == msg
.getFeature()) {
return true;
}
if (NotationPackage.eINSTANCE.getView_Styles() == msg
.getFeature()) {
return UpdaterUtil.affects(msg, NotationPackage.eINSTANCE
.getFillStyle());
}
return false;
}
};
myRefreshersRegistry.add(NotationPackage.eINSTANCE
.getFillStyle_FillColor(), backgroundColorRefresher);
myRefreshersRegistry.add(NotationPackage.eINSTANCE.getView_Styles(),
backgroundColorRefresher);
}
/**
* @generated
*/
protected void refreshVisibility() {
boolean isVisible = getDiagramNode().isVisible();
boolean wasVisible = getFigure().isVisible();
if (isVisible == wasVisible) {
return;
}
if (!isVisible && (getSelected() != SELECTED_NONE)) {
getViewer().deselect(this);
}
getFigure().setVisible(isVisible);
getFigure().revalidate();
}
/**
* @generated
*/
protected void refreshBounds() {
Node node = getDiagramNode();
if (node.getLayoutConstraint() == null) {
return;
}
assert node.getLayoutConstraint() instanceof Bounds;
Bounds bounds = (Bounds) node.getLayoutConstraint();
int x = bounds.getX();
int y = bounds.getY();
int width = bounds.getWidth();
int height = bounds.getHeight();
if (width < 0) {
x -= width;
width = -width;
}
if (height < 0) {
y -= height;
height = -height;
}
((GraphicalEditPart) getParent()).setLayoutConstraint(this,
getFigure(), new Rectangle(x, y, width, height));
}
/**
* @generated
*/
protected void refreshFont() {
FontStyle style = (FontStyle) getDiagramNode().getStyle(
NotationPackage.eINSTANCE.getFontStyle());
Font toDispose = createdFont;
if (style != null) {
String fontName = style.getFontName();
int fontHeight = style.getFontHeight();
int fontStyle = SWT.NORMAL;
if (style.isBold()) {
fontStyle |= SWT.BOLD;
}
if (style.isItalic()) {
fontStyle |= SWT.ITALIC;
}
Font currentFont = getFigure().getFont();
if (currentFont != null) {
FontData currentFontData = currentFont.getFontData()[0];
if (currentFontData.getName().equals(fontName)
&& currentFontData.getHeight() == fontHeight
&& currentFontData.getStyle() == fontStyle) {
return;
}
}
createdFont = new Font(null, fontName, fontHeight, fontStyle);
getFigure().setFont(createdFont);
} else {
//revert to the default font
getFigure().setFont(getViewer().getControl().getFont());
createdFont = null;
}
if (toDispose != null) {
toDispose.dispose();
}
}
/**
* The font (created by {@link #refreshFont()}) currently assigned to the label (unless the default font is assigned).
* Whenever another non-default font is assigned to it, it is safe to dispose the previous one.
* @generated
*/
private Font createdFont;
/**
* @generated
*/
protected void refreshFontColor() {
FontStyle style = (FontStyle) getDiagramNode().getStyle(
NotationPackage.eINSTANCE.getFontStyle());
Color toDispose = createdFontColor;
if (style != null) {
int fontColor = style.getFontColor();
int red = fontColor & 0x000000FF;
int green = (fontColor & 0x0000FF00) >> 8;
int blue = (fontColor & 0x00FF0000) >> 16;
Color currentColor = getFigure().getForegroundColor();
if (currentColor != null && currentColor.getRed() == red
&& currentColor.getGreen() == green
&& currentColor.getBlue() == blue) {
return;
}
createdFontColor = new Color(null, red, green, blue);
getFigure().setForegroundColor(createdFontColor);
} else {
getFigure().setForegroundColor(
getViewer().getControl().getForeground());
createdFontColor = null;
}
if (toDispose != null) {
toDispose.dispose();
}
}
/**
* The color (created by {@link #refreshFontColor()}) currently assigned to the label.
* Whenever another color is assigned to it, it is safe to dispose the previous one.
* @generated
*/
private Color createdFontColor;
/**
* @generated
*/
protected void refreshBackgroundColor() {
FillStyle style = (FillStyle) getDiagramNode().getStyle(
NotationPackage.eINSTANCE.getFillStyle());
Color toDispose = createdBackgroundColor;
if (style != null) {
int backgroundColor = style.getFillColor();
int red = backgroundColor & 0x000000FF;
int green = (backgroundColor & 0x0000FF00) >> 8;
int blue = (backgroundColor & 0x00FF0000) >> 16;
Color currentColor = getFigure().getBackgroundColor();
if (currentColor != null && currentColor.getRed() == red
&& currentColor.getGreen() == green
&& currentColor.getBlue() == blue) {
return;
}
createdBackgroundColor = new Color(null, red, green, blue);
getFigure().setBackgroundColor(createdBackgroundColor);
} else {
getFigure().setBackgroundColor(
getViewer().getControl().getBackground());
}
if (toDispose != null) {
toDispose.dispose();
}
}
/**
* The color (created by {@link #refreshBackgroundColor()}) currently assigned to the figure.
* Whenever another color is assigned to it, it is safe to dispose the previous one.
* @generated
*/
private Color createdBackgroundColor;
/**
* @generated
*/
protected void refreshVisuals() {
super.refreshVisuals();
refreshVisibility();
refreshBounds();
refreshFont();
refreshFontColor();
refreshBackgroundColor();
}
/**
* @generated
*/
private Collection externalRefreshers = new ArrayList();
/**
* @generated
*/
public Collection getExternalRefreshers() {
return externalRefreshers;
}
/**
* @generated
*/
public void addExternalRefresher(
IExternallyUpdatableEditPart.ExternalRefresher externalRefresher) {
if (externalRefresher != null
&& !externalRefreshers.contains(externalRefresher)) {
externalRefreshers.add(externalRefresher);
}
}
/**
* @generated
*/
public void removeExternalRefresher(
IExternallyUpdatableEditPart.ExternalRefresher externalRefresher) {
externalRefreshers.remove(externalRefresher);
}
/**
* @generated
*/
public class RoundedTopicFigure extends RoundedRectangle {
/**
* @generated
*/
private Label fFigureTopicNameFigure;
/**
* @generated
*/
public RoundedTopicFigure() {
this.setCornerDimensions(new Dimension(12, 12));
this.setForegroundColor(THIS_FORE);
createContents();
}
/**
* @generated
*/
private void createContents() {
fFigureTopicNameFigure = new Label();
fFigureTopicNameFigure.setText("");
this.add(fFigureTopicNameFigure);
}
/**
* @generated
*/
private boolean myUseLocalCoordinates = false;
/**
* @generated
*/
protected boolean useLocalCoordinates() {
return myUseLocalCoordinates;
}
/**
* @generated
*/
protected void setUseLocalCoordinates(boolean useLocalCoordinates) {
myUseLocalCoordinates = useLocalCoordinates;
}
/**
* @generated
*/
public Label getFigureTopicNameFigure() {
return fFigureTopicNameFigure;
}
}
/**
* @generated
*/
static final Color THIS_FORE = new Color(null, 220, 220, 250);
/**
* @generated
*/
private class TreeEditPartAdapter extends BaseTreeEditPart {
/**
* @generated
*/
public TreeEditPartAdapter() {
super(getDiagramNode(), MindmapDiagramEditorPlugin.getInstance()
.getItemProvidersAdapterFactory());
}
/**
* @generated
*/
protected void createEditPolicies() {
installEditPolicy(EditPolicy.COMPONENT_ROLE,
new TopicComponentEditPolicy() {
protected GraphicalEditPart getGraphicalEditPart() {
return TopicEditPart.this;
}
});
installEditPolicy(EditPolicy.DIRECT_EDIT_ROLE,
new LabelDirectEditPolicy());
}
/**
* @generated
*/
public void setWidget(Widget widget) {
if (widget == null) {
myTreeEditPartAdapter = null;
}
super.setWidget(widget);
}
/**
* @generated
*/
protected ILabelTextDisplayer createLabelTextDisplayer() {
TopicNameEditPart primaryLabelEditPart = getPrimaryLabelEditPart();
if (primaryLabelEditPart != null) {
return primaryLabelEditPart.getLabelTextDisplayer();
}
return super.createLabelTextDisplayer();
}
/**
* @generated
*/
protected Image getImage() {
TopicNameEditPart primaryLabelEditPart = getPrimaryLabelEditPart();
if (primaryLabelEditPart != null) {
return primaryLabelEditPart.getLabelIcon();
}
return null;
}
/**
* @generated
*/
private TopicNameEditPart getPrimaryLabelEditPart() {
for (Iterator it = getDiagramNode().getChildren().iterator(); it
.hasNext();) {
View nextChild = (View) it.next();
if (MindmapVisualIDRegistry.getVisualID(nextChild) == TopicNameEditPart.VISUAL_ID) {
return (TopicNameEditPart) TopicEditPart.this.getViewer()
.getEditPartRegistry().get(nextChild);
}
}
return null;
}
/**
* Since compartments and labels are not selectable edit parts, they are filtered from the overview as well.
* @generated
*/
protected List getModelChildren() {
List result = new ArrayList();
for (Iterator it = getNotationView().getVisibleChildren()
.iterator(); it.hasNext();) {
View next = (View) it.next();
switch (MindmapVisualIDRegistry.getVisualID(next)) {
case TopicThreadCompartmentEditPart.VISUAL_ID: {
DrawerStyle style = (DrawerStyle) next
.getStyle(NotationPackage.eINSTANCE
.getDrawerStyle());
if (style != null && style.isCollapsed()) {
break;
}
result.addAll(next.getVisibleChildren());
break;
}
}
}
for (Iterator it = getNotationView().getSourceEdges().iterator(); it
.hasNext();) {
Edge next = (Edge) it.next();
if (next.isVisible()) {
result.add(next);
}
}
return result;
}
}
}
