| /******************************************************************************* |
| * Copyright (c) 2001, 2007 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsd.ui.internal.adt.actions; |
| |
| import java.util.Iterator; |
| |
| import org.eclipse.gef.GraphicalViewer; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.DesignViewGraphicalViewer; |
| import org.eclipse.wst.xsd.ui.internal.adt.editor.Messages; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IComplexType; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IField; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IModel; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IStructure; |
| import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin; |
| |
| public class DeleteAction extends BaseSelectionAction |
| { |
| public final static String ID = "org.eclipse.wst.xsd.ui.internal.editor.DeleteAction"; //$NON-NLS-1$ |
| public DeleteAction(IWorkbenchPart part) |
| { |
| super(part); |
| setText(Messages._UI_ACTION_DELETE); |
| setId(ID); |
| setImageDescriptor(XSDEditorPlugin.getImageDescriptor("icons/delete_obj.gif") ); //$NON-NLS-1$ |
| } |
| |
| public void run() |
| { |
| for (Iterator i = ((IStructuredSelection) getSelection()).iterator(); i.hasNext(); ) |
| { |
| Object selection = i.next(); |
| Command command = null; |
| boolean doReselect = false; |
| IModel model = null; |
| if (selection instanceof IComplexType) |
| { |
| command = ((IComplexType)selection).getDeleteCommand(); |
| model = ((IComplexType)selection).getModel(); |
| doReselect = !((IComplexType)selection).isAnonymous(); |
| } |
| else if (selection instanceof IField) |
| { |
| model = ((IField)selection).getModel(); |
| if ( ((IField)selection).isGlobal()) |
| { |
| doReselect = true; |
| } |
| command = ((IField)selection).getDeleteCommand(); |
| } |
| else if (selection instanceof IStructure) |
| { |
| // Fallback for model groups and attribute groups. |
| IStructure structure = (IStructure)selection; |
| model = structure.getModel(); |
| command = structure.getDeleteCommand(); |
| doReselect = true; |
| } |
| |
| if (command != null) |
| { |
| IWorkbench workbench = PlatformUI.getWorkbench(); |
| if (workbench != null) |
| { |
| IWorkbenchWindow workbenchWindow = workbench.getActiveWorkbenchWindow(); |
| if (workbenchWindow != null && workbenchWindow.getActivePage() != null) |
| { |
| IEditorPart editorPart = workbenchWindow.getActivePage().getActiveEditor(); |
| if (editorPart != null) |
| { |
| Object viewer = editorPart.getAdapter(GraphicalViewer.class); |
| if (viewer instanceof DesignViewGraphicalViewer) |
| { |
| Object input = ((DesignViewGraphicalViewer)viewer).getInput(); |
| if (input != selection) |
| { |
| // Bug 86218 : Don't switch to top level view if the object we're deleting |
| // is not the input to the viewer |
| doReselect = false; |
| } |
| } |
| } |
| } |
| } |
| command.execute(); |
| if (model != null && doReselect) |
| provider.setSelection(new StructuredSelection(model)); |
| } |
| } |
| |
| } |
| } |