bundles/org.eclipse.wst.xsd.ui/src-common/org/eclipse/wst/xsd/ui/internal/common/properties/sections/XSDSchemaSection.java - sourceediting/webtools.sourceediting - Git at Google

 /*******************************************************************************
  * Copyright (c) 2001, 2008 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
  *	   David Schneider, david.schneider@unisys.com - [142500] WTP properties pages fonts don't follow Eclipse preferences
  *******************************************************************************/
 package org.eclipse.wst.xsd.ui.internal.common.properties.sections;

 import java.util.Iterator;
 import java.util.List;

 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.osgi.util.TextProcessor;
 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.ui.PlatformUI;
 import org.eclipse.wst.xml.core.internal.contentmodel.util.DOMNamespaceInfoManager;
 import org.eclipse.wst.xml.core.internal.contentmodel.util.NamespaceInfo;
 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.common.commands.UpdateNamespaceInformationCommand;
 import org.eclipse.wst.xsd.ui.internal.common.util.Messages;
 import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorCSHelpIds;
 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.util.XSDConstants;
 import org.w3c.dom.Element;

 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);
     applyAllListeners(prefixText);
     PlatformUI.getWorkbench().getHelpSystem().setHelp(prefixText,
       		XSDEditorCSHelpIds.GENERAL_TAB__SCHEMA__PREFIX);

     // 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);
     applyAllListeners(targetNamespaceText);
     PlatformUI.getWorkbench().getHelpSystem().setHelp(targetNamespaceText,
       		XSDEditorCSHelpIds.GENERAL_TAB__SCHEMA__TARGETNAMESPACE);

     // 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);
     PlatformUI.getWorkbench().getHelpSystem().setHelp(editButton,
       		XSDEditorCSHelpIds.GENERAL_TAB__SCHEMA__ADVANCED);

     // 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);
     Dialog.applyDialogFont(parent);
   }

   /*
    * @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh()
    */
   public void refresh()
   {
     super.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)
       {
         String processedString = TextProcessor.process(tns);
         targetNamespaceText.setText(processedString);
       }
       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();

     Element element = xsdSchema.getElement();
     TypesHelper helper = new TypesHelper(xsdSchema);
     String currentPrefix = helper.getPrefix(element.getAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE), false);
     String currentNamespace = xsdSchema.getTargetNamespace();

     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)
     {
       // If the prefix is the same, just return.   This may happen if the
       // widget loses focus.
       if (prefixValue.equals(currentPrefix))
         return;
       updateNamespaceInfo(prefixValue, tnsValue);
     }
     else if (event.widget == targetNamespaceText)
     {
       // If the ns is the same, just return.   This may happen if the
       // widget loses focus.
       if (tnsValue.equals(currentNamespace))
         return;

       DOMNamespaceInfoManager namespaceInfoManager = new DOMNamespaceInfoManager();
       List namespaceInfoList = namespaceInfoManager.getNamespaceInfoList(xsdSchema.getElement());

       Element xsdSchemaElement = xsdSchema.getElement();
       DocumentImpl doc = (DocumentImpl) xsdSchemaElement.getOwnerDocument();

       try
       {
         doc.getModel().beginRecording(this, XSDEditorPlugin.getXSDString("_UI_NAMESPACE_CHANGE"));

         if (tnsValue.trim().length() == 0 ) //remove the targetNamespace attribute
         {
           xsdSchemaElement.removeAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE);
           return;
         }

         // Now replace the namespace for the xmlns entry
         for (Iterator i = namespaceInfoList.iterator(); i.hasNext();)
         {
           NamespaceInfo info = (NamespaceInfo) i.next();
           if (info.uri.equals(currentNamespace))
           {
             info.uri = tnsValue;
           }
         }

         xsdSchema.setIncrementalUpdate(false);
         // set the new xmlns entries
         namespaceInfoManager.removeNamespaceInfo(element);
         namespaceInfoManager.addNamespaceInfo(element, namespaceInfoList, false);
         xsdSchema.setIncrementalUpdate(true);

         // set the targetNamespace attribute
         xsdSchema.setTargetNamespace(tnsValue);

         TargetNamespaceChangeHandler targetNamespaceChangeHandler = new TargetNamespaceChangeHandler(xsdSchema, currentNamespace, tnsValue);
         targetNamespaceChangeHandler.resolve();
       }
       catch (Exception e)
       {

       }
       finally
       {
         try
         {
           xsdSchema.update();
         }
         finally
         {
           doc.getModel().endRecording(this);
         }
       }
     }
   }

   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)
   {
     UpdateNamespaceInformationCommand command = new UpdateNamespaceInformationCommand(Messages._UI_ACTION_NAMESPACE_INFORMATION_CHANGE, xsdSchema, newPrefix, newTargetNamespace);
     getCommandStack().execute(command);
   }

   public void dispose()
   {
     if (prefixText != null && !prefixText.isDisposed())
       removeListeners(prefixText);
     if (targetNamespaceText != null && !targetNamespaceText.isDisposed())
       removeListeners(targetNamespaceText);

     if (red != null)
     {
       red.dispose();
       red = null;
     }
     super.dispose();
   }

   /**
    * @deprecated
    */
   protected boolean validatePrefix(String prefix)
   {
     return true;
   }
 }
	/*******************************************************************************
	* Copyright (c) 2001, 2008 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
	* David Schneider, david.schneider@unisys.com - [142500] WTP properties pages fonts don't follow Eclipse preferences
	*******************************************************************************/
	package org.eclipse.wst.xsd.ui.internal.common.properties.sections;

	import java.util.Iterator;
	import java.util.List;

	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.osgi.util.TextProcessor;
	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.ui.PlatformUI;
	import org.eclipse.wst.xml.core.internal.contentmodel.util.DOMNamespaceInfoManager;
	import org.eclipse.wst.xml.core.internal.contentmodel.util.NamespaceInfo;
	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.common.commands.UpdateNamespaceInformationCommand;
	import org.eclipse.wst.xsd.ui.internal.common.util.Messages;
	import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorCSHelpIds;
	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.util.XSDConstants;
	import org.w3c.dom.Element;

	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);
	applyAllListeners(prefixText);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(prefixText,
	XSDEditorCSHelpIds.GENERAL_TAB__SCHEMA__PREFIX);

	// 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);
	applyAllListeners(targetNamespaceText);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(targetNamespaceText,
	XSDEditorCSHelpIds.GENERAL_TAB__SCHEMA__TARGETNAMESPACE);

	// 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);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(editButton,
	XSDEditorCSHelpIds.GENERAL_TAB__SCHEMA__ADVANCED);

	// 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);
	Dialog.applyDialogFont(parent);
	}

	/*
	* @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh()
	*/
	public void refresh()
	{
	super.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)
	{
	String processedString = TextProcessor.process(tns);
	targetNamespaceText.setText(processedString);
	}
	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();

	Element element = xsdSchema.getElement();
	TypesHelper helper = new TypesHelper(xsdSchema);
	String currentPrefix = helper.getPrefix(element.getAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE), false);
	String currentNamespace = xsdSchema.getTargetNamespace();

	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)
	{
	// If the prefix is the same, just return. This may happen if the
	// widget loses focus.
	if (prefixValue.equals(currentPrefix))
	return;
	updateNamespaceInfo(prefixValue, tnsValue);
	}
	else if (event.widget == targetNamespaceText)
	{
	// If the ns is the same, just return. This may happen if the
	// widget loses focus.
	if (tnsValue.equals(currentNamespace))
	return;

	DOMNamespaceInfoManager namespaceInfoManager = new DOMNamespaceInfoManager();
	List namespaceInfoList = namespaceInfoManager.getNamespaceInfoList(xsdSchema.getElement());

	Element xsdSchemaElement = xsdSchema.getElement();
	DocumentImpl doc = (DocumentImpl) xsdSchemaElement.getOwnerDocument();

	try
	{
	doc.getModel().beginRecording(this, XSDEditorPlugin.getXSDString("_UI_NAMESPACE_CHANGE"));

	if (tnsValue.trim().length() == 0 ) //remove the targetNamespace attribute
	{
	xsdSchemaElement.removeAttribute(XSDConstants.TARGETNAMESPACE_ATTRIBUTE);
	return;
	}

	// Now replace the namespace for the xmlns entry
	for (Iterator i = namespaceInfoList.iterator(); i.hasNext();)
	{
	NamespaceInfo info = (NamespaceInfo) i.next();
	if (info.uri.equals(currentNamespace))
	{
	info.uri = tnsValue;
	}
	}

	xsdSchema.setIncrementalUpdate(false);
	// set the new xmlns entries
	namespaceInfoManager.removeNamespaceInfo(element);
	namespaceInfoManager.addNamespaceInfo(element, namespaceInfoList, false);
	xsdSchema.setIncrementalUpdate(true);

	// set the targetNamespace attribute
	xsdSchema.setTargetNamespace(tnsValue);

	TargetNamespaceChangeHandler targetNamespaceChangeHandler = new TargetNamespaceChangeHandler(xsdSchema, currentNamespace, tnsValue);
	targetNamespaceChangeHandler.resolve();
	}
	catch (Exception e)
	{

	}
	finally
	{
	try
	{
	xsdSchema.update();
	}
	finally
	{
	doc.getModel().endRecording(this);
	}
	}
	}
	}

	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)
	{
	UpdateNamespaceInformationCommand command = new UpdateNamespaceInformationCommand(Messages._UI_ACTION_NAMESPACE_INFORMATION_CHANGE, xsdSchema, newPrefix, newTargetNamespace);
	getCommandStack().execute(command);
	}

	public void dispose()
	{
	if (prefixText != null && !prefixText.isDisposed())
	removeListeners(prefixText);
	if (targetNamespaceText != null && !targetNamespaceText.isDisposed())
	removeListeners(targetNamespaceText);

	if (red != null)
	{
	red.dispose();
	red = null;
	}
	super.dispose();
	}

	/**
	* @deprecated
	*/
	protected boolean validatePrefix(String prefix)
	{
	return true;
	}
	}