1 files changed, 94 insertions, 0 deletions
diff --git a/plugins/views/modelexplorer/org.eclipse.papyrus.views.modelexplorer/src/org/eclipse/papyrus/views/modelexplorer/commands/RenameLabelCommand.java b/plugins/views/modelexplorer/org.eclipse.papyrus.views.modelexplorer/src/org/eclipse/papyrus/views/modelexplorer/commands/RenameLabelCommand.java
new file mode 100644
index 00000000000..ab8a36a63f7
--- /dev/null
+++ b/plugins/views/modelexplorer/org.eclipse.papyrus.views.modelexplorer/src/org/eclipse/papyrus/views/modelexplorer/commands/RenameLabelCommand.java
@@ -0,0 +1,94 @@
+/*****************************************************************************
+ * Copyright (c) 2017 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:
+ *   Thanh Liem PHAN (ALL4TEC) thanhliem.phan@all4tec.net - Initial API and implementation
+ *****************************************************************************/
+package org.eclipse.papyrus.views.modelexplorer.commands;
+
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.gmf.runtime.common.core.command.CommandResult;
+import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
+import org.eclipse.jface.dialogs.InputDialog;
+import org.eclipse.jface.window.Window;
+import org.eclipse.papyrus.views.modelexplorer.messages.Messages;
+import org.eclipse.swt.widgets.Display;
+
+/**
+ * Command to rename a label of an element.
+ */
+public abstract class RenameLabelCommand extends AbstractTransactionalCommand {
+
+	/**
+	 * The element whose label will be renamed.
+	 */
+	private EObject element = null;
+
+	/**
+	 * The current element label.
+	 */
+	private String currentElementLabel = null;
+
+	/**
+	 * The input dialog title.
+	 */
+	private String dialogTitle = null;
+
+	/**
+	 * Default constructor.
+	 *
+	 * @param editingDomain
+	 *            The editing domain
+	 * @param commandLabel
+	 *            The command label
+	 * @param element
+	 *            The element whose label is renamed
+	 * @param currentElementLabel
+	 *            The current element label
+	 * @param dialogTitle
+	 *            The dialog title
+	 */
+	public RenameLabelCommand(final TransactionalEditingDomain editingDomain, final String commandLabel, final EObject element, final String currentElementLabel, final String dialogTitle) {
+		super(editingDomain, commandLabel, null);
+		this.element = element;
+		this.currentElementLabel = currentElementLabel;
+		this.dialogTitle = dialogTitle;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
+		InputDialog dialog = new InputDialog(Display.getCurrent().getActiveShell(), this.dialogTitle, Messages.RenameLabelCommand_DialogMessage, this.currentElementLabel, null);
+
+		if (Window.OK == dialog.open()) {
+			final String newLabel = dialog.getValue();
+			if (null != newLabel && !newLabel.equals(this.currentElementLabel)) {
+				renameLabel(this.element, newLabel);
+			}
+			return CommandResult.newOKCommandResult();
+		} else {
+			return CommandResult.newCancelledCommandResult();
+		}
+	}
+
+	/**
+	 * Rename the label of an element.
+	 * 
+	 * @param element
+	 *            The element
+	 * @param newLabel
+	 *            The new label
+	 */
+	protected abstract void renameLabel(final EObject element, final String newLabel);
+}