| /******************************************************************************* |
| * Copyright (c) 2001, 2004 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.actions; |
| |
| import java.util.Iterator; |
| |
| import org.eclipse.jface.viewers.ISelectionProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.actions.SelectionListenerAction; |
| import org.eclipse.wst.xml.core.document.XMLNode; |
| import org.eclipse.wst.xml.core.internal.document.DocumentImpl; |
| import org.eclipse.wst.xsd.ui.internal.XSDEditorPlugin; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.BaseGlobalCleanup; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.GlobalAttributeCleanup; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.GlobalAttributeGroupCleanup; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.GlobalElementCleanup; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.GlobalGroupCleanup; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.GlobalSimpleOrComplexTypeCleanup; |
| import org.eclipse.wst.xsd.ui.internal.refactor.delete.XSDExternalFileCleanup; |
| import org.eclipse.wst.xsd.ui.internal.util.TypesHelper; |
| import org.eclipse.wst.xsd.ui.internal.util.XSDDOMHelper; |
| import org.eclipse.xsd.XSDAttributeDeclaration; |
| import org.eclipse.xsd.XSDAttributeGroupDefinition; |
| import org.eclipse.xsd.XSDConcreteComponent; |
| import org.eclipse.xsd.XSDElementDeclaration; |
| import org.eclipse.xsd.XSDImport; |
| import org.eclipse.xsd.XSDInclude; |
| import org.eclipse.xsd.XSDModelGroupDefinition; |
| import org.eclipse.xsd.XSDParticle; |
| import org.eclipse.xsd.XSDRedefine; |
| import org.eclipse.xsd.XSDSchema; |
| import org.eclipse.xsd.XSDSchemaDirective; |
| import org.eclipse.xsd.XSDTypeDefinition; |
| import org.eclipse.xsd.util.XSDConstants; |
| import org.w3c.dom.Node; |
| |
| |
| public class DeleteAction extends SelectionListenerAction |
| { |
| protected IEditorPart editor; |
| protected XSDSchema xsdSchema; |
| protected ISelectionProvider selectionProvider; |
| protected XSDConcreteComponent parentXSDComponent; |
| |
| /** |
| * Constructor for DeleteAction. |
| * @param text |
| */ |
| public DeleteAction(String text, IEditorPart editor, XSDSchema xsdSchema) |
| { |
| super(text); |
| this.editor = editor; |
| this.xsdSchema = xsdSchema; |
| } |
| |
| public void setSelectionProvider(ISelectionProvider selectionProvider) |
| { |
| this.selectionProvider = selectionProvider; |
| } |
| |
| public IEditorPart getEditor() |
| { |
| return editor; |
| } |
| |
| public XSDSchema getSchema() |
| { |
| return xsdSchema; |
| } |
| |
| public void setXSDSchema(XSDSchema xsdSchema) |
| { |
| this.xsdSchema = xsdSchema; |
| } |
| |
| /* |
| * @see IAction#run() |
| */ |
| public void run() |
| { |
| IStructuredSelection selection = getStructuredSelection(); |
| |
| if (selection.isEmpty()) |
| { |
| return; |
| } |
| |
| Iterator iter = selection.iterator(); |
| DocumentImpl doc = null; |
| while (iter.hasNext()) |
| { |
| Object obj = iter.next(); |
| Node node = null; |
| if (obj instanceof Node) |
| { |
| node = (Node)obj; |
| } |
| else if (obj instanceof XSDConcreteComponent) |
| { |
| xsdSchema = ((XSDConcreteComponent)obj).getSchema(); |
| |
| node = ((XSDConcreteComponent)obj).getElement(); |
| if (node instanceof XMLNode) |
| { |
| parentXSDComponent = ((XSDConcreteComponent)obj).getContainer(); |
| |
| if (parentXSDComponent instanceof XSDParticle) |
| { |
| // need to get the modelGroup |
| parentXSDComponent = parentXSDComponent.getContainer(); |
| } |
| } |
| |
| } |
| if (!XSDDOMHelper.inputEquals(node, XSDConstants.SCHEMA_ELEMENT_TAG, false)) |
| { |
| if (node instanceof XMLNode) |
| { |
| if (doc == null) |
| { |
| doc = (DocumentImpl) node.getOwnerDocument(); |
| doc.getModel().beginRecording(this, XSDEditorPlugin.getXSDString("_UI_ACTION_DELETE_NODES")); |
| } |
| |
| boolean refresh = cleanupReferences(node); |
| if (node != null) |
| { |
| XSDDOMHelper.removeNodeAndWhitespace(node); |
| } |
| |
| // Workaround to reset included elements in XSD model |
| if (refresh) |
| { |
| // getEditor().reparseSchema(); |
| // getEditor().getGraphViewer().setSchema(getEditor().getXSDSchema()); |
| } |
| } |
| } |
| } |
| |
| if (parentXSDComponent != null && selectionProvider != null) |
| { |
| selectionProvider.setSelection(new StructuredSelection(parentXSDComponent)); |
| } |
| |
| if (doc != null) |
| { |
| doc.getModel().endRecording(this); |
| } |
| } |
| |
| protected boolean cleanupReferences(Node deletedNode) |
| { |
| boolean refresh = false; |
| XSDConcreteComponent comp = getSchema().getCorrespondingComponent(deletedNode); |
| |
| if (comp instanceof XSDInclude || |
| comp instanceof XSDImport || |
| comp instanceof XSDRedefine) |
| { |
| XSDSchema resolvedSchema = ((XSDSchemaDirective)comp).getResolvedSchema(); |
| XSDSchema referencedSchema = null; |
| if (comp instanceof XSDInclude) |
| { |
| referencedSchema = ((XSDInclude)comp).getIncorporatedSchema(); |
| refresh = true; |
| } |
| else if (comp instanceof XSDRedefine) |
| { |
| referencedSchema = ((XSDRedefine)comp).getIncorporatedSchema(); |
| refresh = true; |
| } |
| else if (comp instanceof XSDImport) |
| { |
| XSDImport imp = (XSDImport)comp; |
| referencedSchema = ((XSDImport)comp).getResolvedSchema(); |
| refresh = true; |
| } |
| |
| if (referencedSchema != null) |
| { |
| XSDExternalFileCleanup cleanHelper = new XSDExternalFileCleanup(referencedSchema); |
| cleanHelper.visitSchema(getSchema()); |
| // populate messages |
| // TODO getEditor().createTasksInTaskList(cleanHelper.getMessages()); |
| } |
| if (comp instanceof XSDImport) |
| { |
| TypesHelper typesHelper = new TypesHelper(getSchema()); |
| typesHelper.updateMapAfterDelete((XSDImport)comp); |
| } |
| } |
| else if (getSchema().equals(comp.getContainer())) |
| { |
| BaseGlobalCleanup cleanHelper = null; |
| // Only need to clean up references if the component being deleted is global scoped |
| if (comp instanceof XSDElementDeclaration) |
| { |
| cleanHelper = new GlobalElementCleanup(comp); |
| } |
| else if (comp instanceof XSDModelGroupDefinition) |
| { |
| cleanHelper = new GlobalGroupCleanup(comp); |
| } |
| else if (comp instanceof XSDTypeDefinition) |
| { |
| cleanHelper = new GlobalSimpleOrComplexTypeCleanup(comp); |
| } |
| else if (comp instanceof XSDAttributeDeclaration) |
| { |
| cleanHelper = new GlobalAttributeCleanup(comp); |
| } |
| else if (comp instanceof XSDAttributeGroupDefinition) |
| { |
| cleanHelper = new GlobalAttributeGroupCleanup(comp); |
| } |
| |
| |
| if (cleanHelper != null) |
| { |
| cleanHelper.visitSchema(getSchema()); |
| } |
| } |
| return refresh; |
| } |
| |
| } |