| /******************************************************************************* |
| * Copyright (c) 2010 Standards for Technology in Automotive Retail 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: |
| * David Carver (STAR) - initial API and implementation |
| * David Carver (Intalio) - generalize the implementation for contribution to eclipse |
| *******************************************************************************/ |
| package org.eclipse.wst.xml.ui.internal.views.annotations; |
| |
| import org.eclipse.jface.internal.text.html.HTMLTextPresenter; |
| import org.eclipse.jface.text.TextPresentation; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.ISelectionListener; |
| import org.eclipse.ui.IViewSite; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.part.ViewPart; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMNode; |
| import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.ModelQuery; |
| import org.eclipse.wst.xml.core.internal.modelquery.ModelQueryUtil; |
| import org.eclipse.wst.xml.ui.internal.XMLUIMessages; |
| import org.eclipse.wst.xml.ui.internal.taginfo.MarkupTagInfoProvider; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.events.ControlAdapter; |
| import org.eclipse.swt.events.ControlEvent; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.w3c.dom.Node; |
| |
| /** |
| * Provides a view similar to the JavaDoc view that will display any documentation that resides in |
| * the content model for an XML document. |
| * |
| * @author dcarver |
| * |
| */ |
| public class XMLAnnotationsView extends ViewPart implements ISelectionListener { |
| |
| public static final String ID = "org.eclipse.wst.xml.ui.view.annotations.XMLAnnotationsView"; //$NON-NLS-1$ |
| |
| private StyledText styledtext; |
| |
| private String xmlDoc = XMLUIMessages.Documentation_view_default_msg; |
| |
| private HTMLTextPresenter presenter; |
| |
| private final TextPresentation presentation = new TextPresentation(); |
| |
| private IStructuredSelection currentSelection; |
| private CMNode cmNode; |
| |
| public XMLAnnotationsView() { |
| } |
| |
| public void init(IViewSite site) throws PartInitException { |
| super.init(site); |
| getSite().getPage().addPostSelectionListener(this); |
| } |
| |
| /** |
| * Create contents of the view part. |
| * |
| * @param parent |
| */ |
| public void createPartControl(Composite parent) { |
| Composite container = new Composite(parent, SWT.NONE); |
| container.setLayout(new FillLayout()); |
| presenter = new HTMLTextPresenter(false); |
| createStyledTextWidget(container); |
| doStyledTextInput(); |
| } |
| |
| private void createStyledTextWidget(Composite container) { |
| styledtext = new StyledText(container, SWT.V_SCROLL | SWT.H_SCROLL); |
| styledtext.setBackground(getColor(SWT.COLOR_INFO_BACKGROUND)); |
| styledtext.setEditable(false); |
| styledtext.setBounds(container.getBounds()); |
| styledtext.addControlListener(new ControlAdapter() { |
| /* |
| * @see |
| * org.eclipse.swt.events.ControlAdapter#controlResized(org.eclipse |
| * .swt.events.ControlEvent) |
| */ |
| public void controlResized(ControlEvent e) { |
| doStyledTextInput(); |
| } |
| }); |
| } |
| |
| private void doStyledTextInput() { |
| presentation.clear(); |
| Rectangle size = styledtext.getClientArea(); |
| int width = size.width; |
| int height = size.height; |
| if (width == 0) { |
| width = 200; |
| } |
| |
| if (height == 0) { |
| height = 400; |
| } |
| |
| String msg = presenter.updatePresentation(styledtext, xmlDoc, presentation, width, height); |
| if (msg != null) { |
| styledtext.setText(msg); |
| TextPresentation.applyTextPresentation(presentation, styledtext); |
| } |
| } |
| |
| public void setFocus() { |
| |
| } |
| |
| |
| public void dispose() { |
| styledtext = null; |
| getSite().getPage().removePostSelectionListener(this); |
| cmNode = null; |
| super.dispose(); |
| } |
| |
| public void selectionChanged(IWorkbenchPart part, ISelection selection) { |
| |
| IEditorPart edPart = getSite().getPage().getActiveEditor(); |
| if (part.equals(edPart)) { |
| if (selection instanceof IStructuredSelection) { |
| currentSelection = (IStructuredSelection) selection; |
| if (!selection.isEmpty() |
| && (currentSelection.getFirstElement() instanceof Node)) { |
| Node node = (Node) currentSelection.getFirstElement(); |
| ModelQuery mq = ModelQueryUtil.getModelQuery(node.getOwnerDocument()); |
| if (mq != null) { |
| cmNode = mq.getCMNode(node); |
| MarkupTagInfoProvider tagInfo = new MarkupTagInfoProvider(); |
| xmlDoc = tagInfo.getInfo(cmNode); |
| } |
| else { |
| xmlDoc = XMLUIMessages.Documentation_view_default_msg; |
| } |
| doStyledTextInput(); |
| } |
| } |
| } |
| } |
| |
| private Color getColor(int colorID) { |
| Display display = Display.getCurrent(); |
| return display.getSystemColor(colorID); |
| } |
| |
| } |