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/*******************************************************************************
* Copyright (c) 2016 THALES GLOBAL SERVICES.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.diagram.ui.tools.internal.actions.layout;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.CompoundCommand;
import org.eclipse.gef.commands.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy;
import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.sirius.diagram.DDiagram;
import org.eclipse.sirius.diagram.ui.edit.api.part.IDDiagramEditPart;
import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
import org.eclipse.sirius.diagram.ui.provider.Messages;
import org.eclipse.sirius.diagram.ui.tools.api.format.SiriusFormatDataManager;
import org.eclipse.sirius.diagram.ui.tools.api.format.SiriusFormatDataManagerForSemanticElementsFactory;
import org.eclipse.sirius.diagram.ui.tools.api.image.DiagramImagesPath;
import org.eclipse.sirius.diagram.ui.tools.api.layout.SiriusLayoutDataManager;
import org.eclipse.sirius.diagram.ui.tools.api.layout.SiriusLayoutDataManagerForSemanticElementsFactory;
import org.eclipse.sirius.diagram.ui.tools.api.ui.actions.ActionIds;
import org.eclipse.sirius.diagram.ui.tools.internal.format.data.extension.FormatDataManagerRegistry;
import org.eclipse.sirius.diagram.ui.tools.internal.layout.data.extension.LayoutDataManagerRegistry;
import org.eclipse.sirius.ecore.extender.business.api.permission.PermissionAuthorityRegistry;
import org.eclipse.sirius.ext.base.Option;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
/**
* Paste the style on the selected diagram or on the selected container.
*
* @author <a href="mailto:laurent.redor@obeo.fr">Laurent Redor</a>
*/
public class PasteStyleAction extends AbstractCopyPasteFormatAction {
/**
* Default constructor.
*
* @param workbenchPage
* the active workbench page
* @param actionWorkbenchPart
* the part concerned by this action. Could be null.
*/
public PasteStyleAction(final IWorkbenchPage workbenchPage, IWorkbenchPart actionWorkbenchPart) {
super(workbenchPage, actionWorkbenchPart);
setText(Messages.PasteStyleAction_text);
setId(ActionIds.PASTE_STYLE);
setToolTipText(Messages.PasteStyleAction_toolTipText);
setImageDescriptor(DiagramUIPlugin.Implementation.getBundledImageDescriptor(DiagramImagesPath.PASTE_STYLE_ICON));
setDisabledImageDescriptor(DiagramUIPlugin.Implementation.getBundledImageDescriptor(DiagramImagesPath.PASTE_STYLE_DISABLED_ICON));
setHoverImageDescriptor(DiagramUIPlugin.Implementation.getBundledImageDescriptor(DiagramImagesPath.PASTE_STYLE_ICON));
}
/**
* Default constructor.
*
* @param workbenchPage
* the active workbench page
*/
public PasteStyleAction(final IWorkbenchPage workbenchPage) {
this(workbenchPage, null);
}
@Override
protected String getCommandLabel() {
return Messages.PasteStyleAction_commandLabel;
}
@Override
protected Command getCommand() {
Command pasteStyleCommand = UnexecutableCommand.INSTANCE;
if (SiriusFormatDataManagerForSemanticElementsFactory.getInstance().getSiriusFormatDataManager().containsData()
|| SiriusLayoutDataManagerForSemanticElementsFactory.getInstance().getSiriusLayoutDataManager().containsData()) {
// Create a compound command to hold the paste commands
CompoundCommand doPasteStylesCmd = new CompoundCommand(Messages.PasteStyleAction_restoreStyleCommandLabel);
// Create an iterator for the selection
final Iterator<?> iter = getSelectedObjects().iterator();
DiagramEditPart diagramEditPart = getDiagramEditPart();
if (diagramEditPart instanceof IDDiagramEditPart) {
final Option<DDiagram> diagram = ((IDDiagramEditPart) diagramEditPart).resolveDDiagram();
// If ddiagram is locked, we will return an unexecutableCommand
// so that action is disabled
if (diagram.some() && PermissionAuthorityRegistry.getDefault().getPermissionAuthority(diagram.get()).canEditInstance(diagram.get())) {
while (iter.hasNext()) {
final Object next = iter.next();
if (next instanceof IGraphicalEditPart) {
final IGraphicalEditPart torestore = (IGraphicalEditPart) next;
doPasteStylesCmd.add(new ICommandProxy(new PasteStyleDataCommand(torestore.getEditingDomain(), diagram.get(), torestore)));
}
}
}
}
pasteStyleCommand = doPasteStylesCmd.unwrap();
}
return pasteStyleCommand;
}
/**
* A command allowing to paste style data.
*
* @author <a href="mailto:alex.lagarde@obeo.fr">Alex Lagarde</a>
*/
private static final class PasteStyleDataCommand extends AbstractTransactionalCommand {
private IGraphicalEditPart editPartToRestore;
private DDiagram dDiagram;
/**
* Default constructor.
*
* @param domain
* the editing domain on which this command will be executed
* @param dDiagram
* the {@link DDiagram} on which style will be pasted
* @param editPartToRestore
* the edit part to restore
*/
PasteStyleDataCommand(TransactionalEditingDomain domain, DDiagram dDiagram, IGraphicalEditPart editPartToRestore) {
super(domain, Messages.PasteStyleDataCommand_label, null);
this.dDiagram = dDiagram;
this.editPartToRestore = editPartToRestore;
}
@Override
protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
List<SiriusFormatDataManager> formatDataManagers = FormatDataManagerRegistry.getSiriusFormatDataManagers(dDiagram);
if (!formatDataManagers.isEmpty()) {
boolean deprecatedLayoutManagerUsed = false;
if (formatDataManagers.size() == 1 && SiriusFormatDataManagerForSemanticElementsFactory.getInstance().getSiriusFormatDataManager().equals(formatDataManagers.get(0))) {
// If there is only the default implementation of
// formatDataManager, we search in deprecated
// layoutDataManager
List<SiriusLayoutDataManager> layoutDataManagers = LayoutDataManagerRegistry.getSiriusLayoutDataManagers(dDiagram);
// If there is at least one extension point using the
// deprecated layoutDataManager, the deprecated system is
// used
if (layoutDataManagers.size() > 1) {
deprecatedLayoutManagerUsed = true;
layoutDataManagers.get(0).applyStyle(editPartToRestore);
}
}
if (!deprecatedLayoutManagerUsed) {
formatDataManagers.get(0).applyStyle(editPartToRestore);
}
}
return CommandResult.newOKCommandResult();
}
}
}
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