| /******************************************************************************* |
| * 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.common.properties.sections; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.AddExtensionAttributeCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.AddExtensionCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.AddExtensionElementCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.ExtensibleAddExtensionCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.ExtensibleRemoveExtensionNodeCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.RemoveExtensionNodeCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.AddExtensionsComponentDialog; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.CategoryProvider; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.DOMExtensionTreeLabelProvider; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.ExtensionItemFilter; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.ExtensionsSchemasRegistry; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.SpecificationForExtensionsSchema; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.XSDExtensionTreeContentProvider; |
| import org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo.custom.NodeFilter; |
| import org.eclipse.wst.xsd.ui.internal.common.util.Messages; |
| import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin; |
| import org.eclipse.wst.xsd.ui.internal.text.XSDModelAdapter; |
| import org.eclipse.wst.xsd.ui.internal.util.ModelReconcileAdapter; |
| import org.eclipse.xsd.XSDAttributeDeclaration; |
| import org.eclipse.xsd.XSDConcreteComponent; |
| import org.eclipse.xsd.XSDElementDeclaration; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| public class ExtensionsSection extends AbstractExtensionsSection |
| { |
| XSDModelAdapter adapter = null; |
| |
| public ExtensionsSection() |
| { |
| super(); |
| setExtensionTreeLabelProvider(new DOMExtensionTreeLabelProvider()); |
| setExtensionTreeContentProvider(new XSDExtensionTreeContentProvider()); |
| } |
| |
| protected AddExtensionsComponentDialog createAddExtensionsComponentDialog() |
| { |
| AddExtensionsComponentDialog dialog = new AddExtensionsComponentDialog(composite.getShell(), getExtensionsSchemasRegistry()) |
| { |
| protected IStructuredContentProvider getCategoryContentProvider() |
| { |
| return new XSDCategoryContentProvider(); |
| } |
| }; |
| dialog.addElementsTableFilter(new AddExtensionsComponentDialogFilter(input, dialog)); |
| return dialog; |
| } |
| |
| public void setInput(IWorkbenchPart part, ISelection selection) |
| { |
| super.setInput(part, selection); |
| if (adapter == null) |
| { |
| if (selection instanceof StructuredSelection) |
| { |
| Object obj = ((StructuredSelection) selection).getFirstElement(); |
| if (obj instanceof XSDConcreteComponent) |
| { |
| Element element = ((XSDConcreteComponent)obj).getElement(); |
| if (element != null) |
| { |
| adapter = XSDModelAdapter.lookupOrCreateModelAdapter(element.getOwnerDocument()); |
| if (adapter != null) |
| { |
| ModelReconcileAdapter modelReconcileAdapter = adapter.getModelReconcileAdapter(); |
| if (modelReconcileAdapter != null) |
| { |
| modelReconcileAdapter.addListener(internalNodeAdapter); |
| } |
| } |
| } |
| } |
| } |
| } |
| extensionTreeViewer.expandToLevel(2); |
| } |
| |
| public void dispose() |
| { |
| super.dispose(); |
| if (adapter != null) |
| { |
| ModelReconcileAdapter modelReconcileAdapter = adapter.getModelReconcileAdapter(); |
| if (modelReconcileAdapter != null) |
| { |
| modelReconcileAdapter.removeListener(internalNodeAdapter); |
| } |
| } |
| } |
| |
| protected AddExtensionCommand getAddExtensionCommand(Object o) |
| { |
| AddExtensionCommand addExtensionCommand = null; |
| if (o instanceof XSDElementDeclaration) |
| { |
| XSDElementDeclaration element = (XSDElementDeclaration) o; |
| ExtensibleAddExtensionCommand extensibleAddExtensionCommand = getExtensionsSchemasRegistry().getAddExtensionCommand(element.getTargetNamespace()); |
| if (extensibleAddExtensionCommand != null) |
| { |
| extensibleAddExtensionCommand.setInputs((XSDConcreteComponent) input, element); |
| addExtensionCommand = extensibleAddExtensionCommand; |
| } |
| else |
| { |
| addExtensionCommand = new AddExtensionElementCommand(Messages._UI_ACTION_ADD_APPINFO_ELEMENT, (XSDConcreteComponent) input, element); |
| } |
| } |
| else if (o instanceof XSDAttributeDeclaration) |
| { |
| XSDAttributeDeclaration attribute = (XSDAttributeDeclaration) o; |
| addExtensionCommand = new AddExtensionAttributeCommand(Messages._UI_ACTION_ADD_APPINFO_ATTRIBUTE, (XSDConcreteComponent) input, attribute); |
| } |
| return addExtensionCommand; |
| } |
| |
| protected Command getRemoveExtensionCommand(Object o) |
| { |
| Command command = null; |
| try |
| { |
| if (o instanceof Node) |
| { |
| Node node = (Node)o; |
| ExtensibleRemoveExtensionNodeCommand removeCommand = getExtensionsSchemasRegistry().getRemoveExtensionNodeCommand(node.getNamespaceURI()); |
| if (removeCommand != null) |
| { |
| removeCommand.setInput((XSDConcreteComponent)input); |
| removeCommand.setNode(node); |
| return removeCommand; |
| } |
| else |
| { |
| command = new RemoveExtensionNodeCommand(Messages._UI_ACTION_DELETE_APPINFO_ELEMENT, node); |
| // command.execute(); |
| } |
| } |
| } |
| catch (Exception e) |
| { |
| } |
| return command; |
| } |
| |
| protected ExtensionsSchemasRegistry getExtensionsSchemasRegistry() |
| { |
| return XSDEditorPlugin.getDefault().getExtensionsSchemasRegistry(); |
| } |
| |
| protected boolean isTreeViewerInputElement(Element element) |
| { |
| if (input instanceof XSDConcreteComponent) |
| { |
| XSDConcreteComponent component = (XSDConcreteComponent)input; |
| Element componentElement = component.getElement(); |
| Node parent = element.getParentNode(); |
| Node grandParent = parent != null ? parent.getParentNode() : null; |
| return componentElement == element || componentElement == parent || componentElement == grandParent; |
| } |
| return false; |
| } |
| |
| protected IPreferenceStore getPrefStore() |
| { |
| return XSDEditorPlugin.getPlugin().getPreferenceStore(); |
| } |
| |
| static class XSDCategoryContentProvider implements IStructuredContentProvider |
| { |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) |
| */ |
| public Object[] getElements(Object inputElement) |
| { |
| SpecificationForExtensionsSchema[] extensionsSchemaSpecs = null; |
| try |
| { |
| List inputList = (List) inputElement; |
| |
| List total = new ArrayList(); |
| total.addAll(inputList); |
| |
| List dynamicCategories = XSDEditorPlugin.getPlugin().getExtensionsSchemasRegistry().getCategoryProviders(); |
| for (Iterator iter = dynamicCategories.iterator(); iter.hasNext(); ) |
| { |
| CategoryProvider categoryProvider = (CategoryProvider)iter.next(); |
| for (Iterator it = categoryProvider.getCategories().iterator(); it.hasNext(); ) |
| { |
| SpecificationForExtensionsSchema sp = (SpecificationForExtensionsSchema)it.next(); |
| total.add(sp); |
| } |
| } |
| |
| extensionsSchemaSpecs = (SpecificationForExtensionsSchema[]) total.toArray(new SpecificationForExtensionsSchema[0]); |
| } |
| catch (Exception e) |
| { |
| } |
| return extensionsSchemaSpecs; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.IContentProvider#dispose() |
| */ |
| public void dispose() |
| { |
| // Do nothing |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, |
| * java.lang.Object, java.lang.Object) |
| */ |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) |
| { |
| // Do nothing |
| |
| } |
| } |
| |
| /** |
| * This filter is to be used by the dialog invoked when addButton is pressed |
| */ |
| protected class AddExtensionsComponentDialogFilter extends ViewerFilter |
| { |
| private Object input; |
| private AddExtensionsComponentDialog dialog; |
| |
| public AddExtensionsComponentDialogFilter(Object input, AddExtensionsComponentDialog dialog) |
| { |
| this.input = input; |
| this.dialog = dialog; |
| } |
| |
| public boolean select(Viewer viewer, Object parentElement, Object element) |
| { |
| if (input instanceof XSDConcreteComponent && |
| element instanceof XSDConcreteComponent) |
| { |
| SpecificationForExtensionsSchema spec = dialog.getSelectedCategory(); |
| // here we obtain the node filter that was registered for the applicable namespace |
| // notied |
| NodeFilter filter = XSDEditorPlugin.getPlugin().getNodeCustomizationRegistry().getNodeFilter(spec.getNamespaceURI()); |
| |
| if (filter == null) |
| { |
| // Check if a node filter has been specified, if so, then use it |
| filter = spec.getNodeFilter(); |
| } |
| |
| if (filter instanceof ExtensionItemFilter) |
| { |
| ExtensionItemFilter extensionItemFilter = (ExtensionItemFilter)filter; |
| return extensionItemFilter.isApplicableContext((XSDConcreteComponent)input, (XSDConcreteComponent)element); |
| } |
| else |
| { |
| // TODO cs: even if it's just a plain old NodeFilter we should still be able to use it! |
| } |
| } |
| return true; |
| } |
| } |
| |
| } |