| /******************************************************************************* |
| * Copyright (c) 2001, 2006 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.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.Map; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.CLabel; |
| import org.eclipse.swt.custom.StyleRange; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.swt.widgets.Text; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.wst.xml.core.internal.document.DocumentImpl; |
| import org.eclipse.wst.xsd.ui.internal.actions.XSDEditNamespacesAction; |
| import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin; |
| import org.eclipse.wst.xsd.ui.internal.nsedit.TargetNamespaceChangeHandler; |
| import org.eclipse.wst.xsd.ui.internal.util.TypesHelper; |
| import org.eclipse.xsd.XSDConcreteComponent; |
| import org.eclipse.xsd.util.XSDConstants; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| public class XSDSchemaSection extends AbstractSection |
| { |
| IWorkbenchPart part; |
| Text prefixText; |
| Text targetNamespaceText; |
| Button editButton; |
| StyledText errorText; |
| Color red; |
| |
| /** |
| * |
| */ |
| public XSDSchemaSection() |
| { |
| super(); |
| } |
| |
| /** |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.ITabbedPropertySection#createControls(org.eclipse.swt.widgets.Composite, |
| * org.eclipse.wst.common.ui.properties.internal.provisional.TabbedPropertySheetWidgetFactory) |
| */ |
| public void createContents(Composite parent) |
| { |
| composite = getWidgetFactory().createFlatFormComposite(parent); |
| |
| GridLayout gridLayout = new GridLayout(); |
| gridLayout.marginTop = 0; |
| gridLayout.marginBottom = 0; |
| gridLayout.numColumns = 2; |
| composite.setLayout(gridLayout); |
| |
| GridData data = new GridData(); |
| |
| // Create Prefix Label |
| CLabel prefixLabel = getWidgetFactory().createCLabel(composite, XSDEditorPlugin.getXSDString("_UI_LABEL_SCHEMA_PREFIX")); //$NON-NLS-1$ |
| data.horizontalAlignment = GridData.HORIZONTAL_ALIGN_BEGINNING; |
| data.grabExcessHorizontalSpace = false; |
| prefixLabel.setLayoutData(data); |
| |
| // Create Prefix Text |
| prefixText = getWidgetFactory().createText(composite, "", SWT.NONE); //$NON-NLS-1$ |
| data = new GridData(); |
| data.grabExcessHorizontalSpace = true; |
| data.horizontalAlignment = GridData.FILL; |
| prefixText.setLayoutData(data); |
| prefixText.addListener(SWT.Modify, this); |
| |
| // Create TargetNamespace Label |
| CLabel targetNamespaceLabel = getWidgetFactory().createCLabel(composite, XSDEditorPlugin.getXSDString("_UI_LABEL_TARGET_NAME_SPACE")); //$NON-NLS-1$ |
| data = new GridData(); |
| data.horizontalAlignment = GridData.HORIZONTAL_ALIGN_BEGINNING; |
| data.grabExcessHorizontalSpace = false; |
| targetNamespaceLabel.setLayoutData(data); |
| |
| // Create TargetNamespace Text |
| targetNamespaceText = getWidgetFactory().createText(composite, "", SWT.NONE); //$NON-NLS-1$ |
| data = new GridData(); |
| data.grabExcessHorizontalSpace = true; |
| data.horizontalAlignment = GridData.FILL; |
| targetNamespaceText.setLayoutData(data); |
| targetNamespaceText.addListener(SWT.Modify, this); |
| |
| // Advanced Button |
| editButton = getWidgetFactory().createButton(composite, XSDEditorPlugin.getXSDString("_UI_SECTION_ADVANCED_ATTRIBUTES") + "...", SWT.PUSH); //$NON-NLS-1$ //$NON-NLS-2$ |
| data = new GridData(SWT.END, SWT.CENTER, true, false); |
| data.horizontalSpan = 2; |
| editButton.setLayoutData(data); |
| editButton.addSelectionListener(this); |
| |
| // error text |
| errorText = new StyledText(composite, SWT.FLAT); |
| errorText.setEditable(false); |
| errorText.setEnabled(false); |
| errorText.setText(""); //$NON-NLS-1$ |
| data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| data.horizontalSpan = 2; |
| data.grabExcessHorizontalSpace = true; |
| errorText.setLayoutData(data); |
| |
| } |
| |
| /* |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh() |
| */ |
| public void refresh() |
| { |
| setListenerEnabled(false); |
| |
| Element element = xsdSchema.getElement(); |
| |
| if (element != null) |
| { |
| // Handle prefixText |
| TypesHelper helper = new TypesHelper(xsdSchema); |
| String aPrefix = helper.getPrefix(element.getAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE), false); |
| |
| if (aPrefix != null && aPrefix.length() > 0) |
| { |
| prefixText.setText(aPrefix); |
| } |
| else |
| { |
| prefixText.setText(""); //$NON-NLS-1$ |
| } |
| |
| // Handle TargetNamespaceText |
| String tns = element.getAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE); |
| if (tns != null && tns.length() > 0) |
| { |
| targetNamespaceText.setText(tns); |
| } |
| else |
| { |
| targetNamespaceText.setText(""); //$NON-NLS-1$ |
| } |
| errorText.setText(""); //$NON-NLS-1$ |
| } |
| setListenerEnabled(true); |
| } |
| |
| public void doHandleEvent(Event event) |
| { |
| errorText.setText(""); //$NON-NLS-1$ |
| String prefixValue = prefixText.getText(); |
| String tnsValue = targetNamespaceText.getText(); |
| if (tnsValue.trim().length() == 0) |
| { |
| if (prefixValue.trim().length() > 0) |
| { |
| errorText.setText(XSDEditorPlugin.getXSDString("_ERROR_TARGET_NAMESPACE_AND_PREFIX")); //$NON-NLS-1$ |
| int length = errorText.getText().length(); |
| red = new Color(null, 255, 0, 0); |
| StyleRange style = new StyleRange(0, length, red, targetNamespaceText.getBackground()); |
| errorText.setStyleRange(style); |
| return; |
| } |
| } |
| |
| if (event.widget == prefixText) |
| { |
| updateNamespaceInfo(prefixValue, tnsValue); |
| } |
| else if (event.widget == targetNamespaceText) |
| { |
| updateNamespaceInfo(prefixValue, tnsValue); |
| } |
| } |
| |
| public void doWidgetSelected(SelectionEvent e) |
| { |
| if (e.widget == editButton) |
| { |
| XSDEditNamespacesAction nsAction = new XSDEditNamespacesAction(XSDEditorPlugin.getXSDString("_UI_ACTION_EDIT_NAMESPACES"), xsdSchema.getElement(), null, xsdSchema); //$NON-NLS-1$ |
| nsAction.run(); |
| refresh(); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.ISection#shouldUseExtraSpace() |
| */ |
| public boolean shouldUseExtraSpace() |
| { |
| return true; |
| } |
| |
| private void updateNamespaceInfo(String newPrefix, String newTargetNamespace) |
| { |
| Element element = xsdSchema.getElement(); |
| DocumentImpl doc = (DocumentImpl) element.getOwnerDocument(); |
| |
| String modelTargetNamespace = xsdSchema.getTargetNamespace(); |
| String oldNamespace = xsdSchema.getTargetNamespace(); |
| |
| TypesHelper helper = new TypesHelper(xsdSchema); |
| String oldPrefix = helper.getPrefix(element.getAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE), false); |
| |
| if (modelTargetNamespace == null) |
| { |
| modelTargetNamespace = ""; //$NON-NLS-1$ |
| } |
| |
| String targetNamespace = newTargetNamespace.trim(); |
| String prefix = newPrefix.trim(); |
| |
| if (!validatePrefix(prefix) || !validateTargetNamespace(targetNamespace)) |
| { |
| return; |
| } |
| |
| if (prefix.length() > 0 && targetNamespace.length() == 0) |
| { |
| // can't have blank targetnamespace and yet specify a prefix |
| return; |
| } |
| |
| doc.getModel().beginRecording(this, XSDEditorPlugin.getXSDString("_UI_TARGETNAMESPACE_CHANGE")); //$NON-NLS-1$ |
| String xsdForXSDPrefix = xsdSchema.getSchemaForSchemaQNamePrefix(); |
| Map map = xsdSchema.getQNamePrefixToNamespaceMap(); |
| |
| // Check if prefix is blank |
| // if it is, then make sure we have a prefix |
| // for schema for schema |
| if (prefix.length() == 0) |
| { |
| // if prefix for schema for schema is blank |
| // then set it to value specified in preference |
| // and update ALL nodes with this prefix |
| if (xsdForXSDPrefix == null || (xsdForXSDPrefix != null && xsdForXSDPrefix.trim().length() == 0)) |
| { |
| // get preference prefix |
| xsdForXSDPrefix = XSDEditorPlugin.getPlugin().getXMLSchemaPrefix(); |
| // get a unique prefix by checking what's in the map |
| |
| xsdForXSDPrefix = getUniqueSchemaForSchemaPrefix(xsdForXSDPrefix, map); |
| element.setAttribute("xmlns:" + xsdForXSDPrefix, XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001); //$NON-NLS-1$ |
| |
| updateAllNodes(element, xsdForXSDPrefix); |
| |
| // remove the old xmlns attribute for the schema for schema |
| if (element.getAttribute("xmlns") != null && //$NON-NLS-1$ |
| element.getAttribute("xmlns").equals(XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001)) //$NON-NLS-1$ |
| { |
| element.removeAttribute("xmlns"); //$NON-NLS-1$ |
| } |
| } |
| } |
| |
| if (targetNamespace.length() > 0 || (targetNamespace.length() == 0 && prefix.length() == 0)) |
| { |
| // clean up the old prefix for this schema |
| if (oldPrefix != null && oldPrefix.length() > 0) |
| { |
| element.removeAttribute("xmlns:" + oldPrefix); //$NON-NLS-1$ |
| // element.setAttribute("xmlns:" + prefix, targetNamespace); |
| // java.util.Map prefixToNameSpaceMap = |
| // xsdSchema.getQNamePrefixToNamespaceMap(); |
| // prefixToNameSpaceMap.remove(oldPrefix); |
| } |
| else |
| // if no prefix |
| { |
| if (element.getAttribute("xmlns") != null) //$NON-NLS-1$ |
| { |
| if (!element.getAttribute("xmlns").equals(XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001)) //$NON-NLS-1$ |
| { |
| element.removeAttribute("xmlns"); //$NON-NLS-1$ |
| } |
| } |
| } |
| } |
| |
| if (targetNamespace.length() > 0) |
| { |
| if (!modelTargetNamespace.equals(targetNamespace)) |
| { |
| element.setAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE, targetNamespace); |
| } |
| // now set the new xmlns:prefix attribute |
| if (prefix.length() > 0) |
| { |
| element.setAttribute("xmlns:" + prefix, targetNamespace); //$NON-NLS-1$ |
| } |
| else |
| { |
| element.setAttribute("xmlns", targetNamespace); //$NON-NLS-1$ |
| } |
| // set the targetNamespace attribute |
| } |
| else |
| // else targetNamespace is blank |
| { |
| if (prefix.length() == 0) |
| { |
| element.removeAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE); |
| } |
| } |
| |
| // do our own referential integrity |
| TargetNamespaceChangeHandler targetNamespaceChangeHandler = new TargetNamespaceChangeHandler(xsdSchema, oldNamespace, targetNamespace); |
| targetNamespaceChangeHandler.resolve(); |
| |
| updateElement(xsdSchema); |
| |
| doc.getModel().endRecording(this); |
| } |
| |
| // issue (cs) I don't have a clue why we need to call this method |
| // |
| private static void updateElement(XSDConcreteComponent concreteComp) |
| { |
| try |
| { |
| concreteComp.updateElement(); |
| } |
| catch (Exception e) |
| { |
| for (Iterator containments = concreteComp.eClass().getEAllReferences().iterator(); containments.hasNext(); ) |
| { |
| EReference eReference = (EReference)containments.next(); |
| if (eReference.isContainment()) |
| { |
| if (eReference.isMany()) |
| { |
| for (Iterator objects = ((Collection)concreteComp.eGet(eReference)).iterator(); objects.hasNext(); ) |
| { |
| XSDConcreteComponent xsdConcreteComponent = (XSDConcreteComponent)objects.next(); |
| try |
| { |
| xsdConcreteComponent.updateElement(); |
| } |
| catch (Exception ex) {} |
| } |
| } |
| else |
| { |
| XSDConcreteComponent xsdConcreteComponent = (XSDConcreteComponent)concreteComp.eGet(eReference); |
| if (xsdConcreteComponent != null) |
| { |
| try |
| { |
| xsdConcreteComponent.updateElement(); |
| } |
| catch (Exception ex) {} |
| } |
| } |
| } |
| } |
| } |
| } |
| private String getUniqueSchemaForSchemaPrefix(String xsdForXSDPrefix, Map map) |
| { |
| if (xsdForXSDPrefix == null || (xsdForXSDPrefix != null && xsdForXSDPrefix.trim().length() == 0)) |
| { |
| xsdForXSDPrefix = "xsd"; //$NON-NLS-1$ |
| } |
| // ensure prefix is unique |
| int prefixExtension = 1; |
| while (map.containsKey(xsdForXSDPrefix) && prefixExtension < 100) |
| { |
| xsdForXSDPrefix = xsdForXSDPrefix + String.valueOf(prefixExtension); |
| prefixExtension++; |
| } |
| return xsdForXSDPrefix; |
| } |
| |
| private void updateAllNodes(Element element, String prefix) |
| { |
| element.setPrefix(prefix); |
| NodeList list = element.getChildNodes(); |
| if (list != null) |
| { |
| for (int i = 0; i < list.getLength(); i++) |
| { |
| Node child = list.item(i); |
| if (child != null && child instanceof Element) |
| { |
| child.setPrefix(prefix); |
| if (child.hasChildNodes()) |
| { |
| updateAllNodes((Element) child, prefix); |
| } |
| } |
| } |
| } |
| } |
| |
| private boolean validateTargetNamespace(String ns) |
| { |
| // will allow blank namespace !! |
| if (ns.equals("")) //$NON-NLS-1$ |
| { |
| return true; |
| } |
| |
| String errorMessage = null; |
| try |
| { |
| URI testURI = new URI(ns); |
| testURI.isAbsolute(); |
| } |
| catch (URISyntaxException e) |
| { |
| errorMessage = XSDEditorPlugin.getXSDString("_WARN_INVALID_TARGET_NAMESPACE"); //$NON-NLS-1$ |
| } |
| |
| if (errorMessage == null || errorMessage.length() == 0) |
| { |
| return true; |
| } |
| return false; |
| } |
| |
| public void dispose() |
| { |
| super.dispose(); |
| if (red != null) |
| { |
| red.dispose(); |
| red = null; |
| } |
| } |
| |
| protected boolean validatePrefix(String prefix) |
| { |
| // TODO |
| return true; |
| } |
| |
| } |
