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/*****************************************************************************
* Copyright (c) 2010 CEA LIST.
*
*
* 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:
* Patrick Tessier (CEA LIST) Patrick.tessier@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.common;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.eclipse.gef.DefaultEditDomain;
import org.eclipse.gef.GraphicalViewer;
import org.eclipse.gef.commands.CommandStack;
import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint;
import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IPrimaryEditPart;
import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditDomain;
import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer;
import org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.DiagramDocumentEditor;
import org.eclipse.gmf.runtime.draw2d.ui.figures.FigureUtilities;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferenceConverter;
import org.eclipse.papyrus.commands.CheckedDiagramCommandStack;
import org.eclipse.papyrus.infra.gmfdiag.common.preferences.PreferencesConstantsHelper;
import org.eclipse.papyrus.infra.gmfdiag.common.utils.CommandIds;
import org.eclipse.papyrus.infra.tools.util.EclipseCommandUtils;
import org.eclipse.papyrus.infra.widgets.util.IRevealSemanticElement;
import org.eclipse.papyrus.infra.widgets.util.NavigationTarget;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.commands.ICommandService;
/**
*
* This GMF editor contains a methods in order to reveal visual element from a list of semantic element.
*
*/
public class SynchronizableGmfDiagramEditor extends DiagramDocumentEditor implements IRevealSemanticElement, NavigationTarget {
public SynchronizableGmfDiagramEditor(boolean hasFlyoutPalette) {
super(hasFlyoutPalette);
}
/**
* reveal all editpart that represent an element in the given list.
*
* @see org.eclipse.papyrus.infra.core.ui.IRevealSemanticElement#revealSemanticElement(java.util.List)
*
*/
public void revealSemanticElement(List<?> elementList) {
revealElement(elementList);
}
/**
* {@inheritDoc}
*/
public boolean revealElement(Object element) {
return revealElement(Collections.singleton(element));
}
/**
* {@inheritDoc}
*
* reveal all editpart that represent an element in the given list.
*
* @see org.eclipse.papyrus.infra.core.ui.IRevealSemanticElement#revealSemanticElement(java.util.List)
*
*/
public boolean revealElement(Collection<?> elementList) {
//create an instance that can get semantic element from gmf
SemanticFromGMFElement semanticFromGMFElement = new SemanticFromGMFElement();
// get the graphical viewer
GraphicalViewer graphicalViewer = getGraphicalViewer();
if(graphicalViewer != null) {
//look for among all edit part if the semantic is contained in the list
Iterator<?> iter = graphicalViewer.getEditPartRegistry().values().iterator();
IGraphicalEditPart researchedEditPart = null;
while(iter.hasNext() && researchedEditPart == null) {
Object currentEditPart = iter.next();
//look for only among IPrimary editpart to avoid compartment and labels of links
if(currentEditPart instanceof IPrimaryEditPart) {
if(elementList.contains(semanticFromGMFElement.getSemanticElement(currentEditPart))) {
researchedEditPart = ((IGraphicalEditPart)currentEditPart);
break;
}
}
}
//We may also search for a GMF View (Instead of a semantic model Element)
if(researchedEditPart == null) {
for(Object element : elementList) {
if(graphicalViewer.getEditPartRegistry().containsKey(element)) {
researchedEditPart = (IGraphicalEditPart)graphicalViewer.getEditPartRegistry().get(element);
break;
}
}
}
//an editpart has been found so put selection on it.
if(researchedEditPart != null) {
graphicalViewer.select(researchedEditPart); //Set selection
graphicalViewer.reveal(researchedEditPart); //If needed, scroll to make the edit part visible
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*/
@Override
public Object getAdapter(@SuppressWarnings("rawtypes") Class type) {
if(type == DiagramEditPart.class) {
return getDiagramEditPart();
}
if(type == Diagram.class) {
return getDiagram();
}
return super.getAdapter(type);
}
/**
* Configures my diagram edit domain with its command stack.
* This method has been completely overridden in order to use a proxy stack.
*/
@Override
protected void configureDiagramEditDomain() {
DefaultEditDomain editDomain = getEditDomain();
if(editDomain != null) {
CommandStack stack = editDomain.getCommandStack();
if(stack != null) {
// dispose the old stack
stack.dispose();
}
// create and assign the new stack
CheckedDiagramCommandStack diagramStack = new CheckedDiagramCommandStack(getDiagramEditDomain());
editDomain.setCommandStack(diagramStack);
}
DiagramEditDomain diagEditDomain = (DiagramEditDomain)getDiagramEditDomain();
diagEditDomain.setActionManager(createActionManager());
}
/**
* {@inheritDoc}
*/
@Override
public void setFocus() {
super.setFocus();
updateToggleActionState();
}
/**
* this command update the status of the toggle actions
*/
protected void updateToggleActionState() {
final ICommandService commandService = (ICommandService)PlatformUI.getWorkbench().getActiveWorkbenchWindow().getService(ICommandService.class);
if(commandService != null) {
final IPreferenceStore wsPreferenceStore = ((DiagramGraphicalViewer)getDiagramGraphicalViewer()).getWorkspaceViewerPreferenceStore();
org.eclipse.core.commands.Command command = commandService.getCommand(CommandIds.VIEW_GRID_COMMAND);
EclipseCommandUtils.updateToggleCommandState(command, wsPreferenceStore.getBoolean(PreferencesConstantsHelper.VIEW_GRID_CONSTANT));
command = commandService.getCommand(CommandIds.VIEW_RULER_COMMAND);
EclipseCommandUtils.updateToggleCommandState(command, wsPreferenceStore.getBoolean(PreferencesConstantsHelper.VIEW_RULERS_CONSTANT));
command = commandService.getCommand(CommandIds.VIEW_PAGE_BREAK_COMMAND);
EclipseCommandUtils.updateToggleCommandState(command, wsPreferenceStore.getBoolean(PreferencesConstantsHelper.VIEW_PAGE_BREAK_CONSTANT));
command = commandService.getCommand(CommandIds.SNAP_TO_GRID_COMMAND);
EclipseCommandUtils.updateToggleCommandState(command, wsPreferenceStore.getBoolean(PreferencesConstantsHelper.SNAP_TO_GRID_CONSTANT));
} else {
throw new RuntimeException(String.format("The Eclipse service %s has not been found", ICommandService.class)); //$NON-NLS-1$
}
}
/**
*
* @see org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditor#addDefaultPreferences()
*
*/
@Override
protected void addDefaultPreferences() {
super.addDefaultPreferences();
final PreferencesHint preferencesHint = getPreferencesHint();
final IPreferenceStore globalPreferenceStore = (IPreferenceStore)preferencesHint.getPreferenceStore();
final String diagramType = getDiagram().getType();
//get the preferences
final boolean viewGrid = globalPreferenceStore.getBoolean(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.VIEW_GRID));
final boolean viewRuler = globalPreferenceStore.getBoolean(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.VIEW_RULER));
final int rulerUnit = globalPreferenceStore.getInt(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.RULER_UNITS));
final boolean snapToGrid = globalPreferenceStore.getBoolean(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.SNAP_TO_GRID));
final boolean snapToGeometry = globalPreferenceStore.getBoolean(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.SNAP_TO_GEOMETRY));
final RGB rgb = PreferenceConverter.getColor(globalPreferenceStore, PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.GRID_LINE_COLOR));
final int gridLineColor = FigureUtilities.RGBToInteger(rgb);
final double gridSpacing = globalPreferenceStore.getDouble(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.GRID_SPACING));
final boolean gridOrder = globalPreferenceStore.getBoolean(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.GRID_ORDER));
final int gridLineStyle = globalPreferenceStore.getInt(PreferencesConstantsHelper.getDiagramConstant(diagramType, PreferencesConstantsHelper.GRID_LINE_STYLE));
//set the preferences
final IPreferenceStore localStore = getWorkspaceViewerPreferenceStore();
localStore.setValue(PreferencesConstantsHelper.VIEW_GRID_CONSTANT, viewGrid);
localStore.setValue(PreferencesConstantsHelper.VIEW_RULERS_CONSTANT, viewRuler);
localStore.setValue(PreferencesConstantsHelper.RULER_UNITS_CONSTANT, rulerUnit);
localStore.setValue(PreferencesConstantsHelper.SNAP_TO_GRID_CONSTANT, snapToGrid);
localStore.setValue(PreferencesConstantsHelper.SNAP_TO_GEOMETRY_CONSTANT, snapToGeometry);
localStore.setValue(PreferencesConstantsHelper.GRID_LINE_COLOR_CONSTANT, gridLineColor);
localStore.setValue(PreferencesConstantsHelper.GRID_SPACING_CONSTANT, gridSpacing);
//to force refresh
localStore.setValue(PreferencesConstantsHelper.GRID_ORDER_CONSTANT, !gridOrder);
localStore.setValue(PreferencesConstantsHelper.GRID_ORDER_CONSTANT, gridOrder);
localStore.setValue(PreferencesConstantsHelper.GRID_LINE_STYLE_CONSTANT, gridLineStyle);
}
}
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