/*
* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2005 The ObjectStyle Group and individual authors of the
* software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: 1.
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer. 2. Redistributions in
* binary form must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution. 3. The end-user documentation
* included with the redistribution, if any, must include the following
* acknowlegement: "This product includes software developed by the ObjectStyle
* Group (http://objectstyle.org/)." Alternately, this acknowlegement may
* appear in the software itself, if and wherever such third-party
* acknowlegements normally appear. 4. The names "ObjectStyle Group" and
* "Cayenne" must not be used to endorse or promote products derived from this
* software without prior written permission. For written permission, please
* contact andrus@objectstyle.org. 5. Products derived from this software may
* not be called "ObjectStyle" nor may "ObjectStyle" appear in their names
* without prior written permission of the ObjectStyle Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* OBJECTSTYLE GROUP OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many individuals
* on behalf of the ObjectStyle Group. For more information on the ObjectStyle
* Group, please see <http://objectstyle.org/> .
*
*/
package org.objectstyle.wolips.htmlpreview.editor;
import jp.aonir.fuzzyxml.FuzzyXMLDocument;
import jp.aonir.fuzzyxml.FuzzyXMLElement;
import jp.aonir.fuzzyxml.internal.RenderContext;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.text.IDocument;
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IEditorSite;
import org.eclipse.ui.IPropertyListener;
import org.eclipse.ui.IWorkbenchPartSite;
import org.eclipse.ui.PartInitException;
import org.objectstyle.wolips.components.editor.ComponentEditorInteraction;
import org.objectstyle.wolips.components.editor.IEmbeddedEditor;
import org.objectstyle.wolips.components.editor.IEmbeddedEditorSelected;
import org.objectstyle.wolips.components.editor.IHtmlDocumentProvider;
import org.objectstyle.wolips.htmlpreview.HtmlPreviewPlugin;
import org.objectstyle.wolips.templateeditor.TemplateEditor;
import org.objectstyle.wolips.wodclipse.core.completion.WodParserCache;
/**
* based on an eclipse.org example
*
* @author uli
*/
public class HtmlPreviewEditor implements IEmbeddedEditor, IEmbeddedEditorSelected, IEditorPart {
private ComponentEditorInteraction _editorInteraction;
private IEditorSite _site;
private IEditorInput _input;
private Browser _browser;
/**
* Update the contents of the Preview page
*/
private void updatePreviewContent() {
if (_editorInteraction == null) {
return;
}
IHtmlDocumentProvider documentProvider = _editorInteraction.getHtmlDocumentProvider();
if (documentProvider == null) {
return;
}
IDocument editDocument = documentProvider.getHtmlEditDocument();
String documentContents = editDocument.get();
try {
WodParserCache cache = ((TemplateEditor) _editorInteraction.getHtmlDocumentProvider()).getSourceEditor().getParserCache();
FuzzyXMLDocument htmlDocument = cache.getHtmlEntry().getModel();
RenderContext renderContext = new RenderContext(true);
renderContext.setDelegate(new PreviewRenderDelegate(cache));
FuzzyXMLElement documentElement = htmlDocument.getDocumentElement();
documentContents = documentElement.toXMLString(renderContext);
} catch (Exception e) {
e.printStackTrace();
}
if (_browser != null) {
boolean rendered = _browser.setText(documentContents);
if (!rendered) {
HtmlPreviewPlugin.getDefault().log("Can't create preview of component HTML.");
}
}
}
public void initEditorInteraction(ComponentEditorInteraction editorInteraction) {
this._editorInteraction = editorInteraction;
}
public IEditorInput getEditorInput() {
return _input;
}
public IEditorSite getEditorSite() {
return _site;
}
public void init(IEditorSite initSite, IEditorInput initInput) throws PartInitException {
this._site = initSite;
this._input = initInput;
}
public void addPropertyListener(IPropertyListener listener) {
// do nothing
}
public void createPartControl(Composite parent) {
try {
_browser = new Browser(parent, SWT.READ_ONLY);
}
catch (Exception e) {
HtmlPreviewPlugin.getDefault().log("Failed to create Browser component.", e);
}
}
public IWorkbenchPartSite getSite() {
return _site;
}
public String getTitle() {
return null;
}
public Image getTitleImage() {
return null;
}
public String getTitleToolTip() {
return null;
}
public void removePropertyListener(IPropertyListener listener) {
// do nothing
}
public Object getAdapter(Class adapter) {
return null;
}
public void doSave(IProgressMonitor monitor) {
// do nothing
}
public void doSaveAs() {
// do nothing
}
public boolean isDirty() {
return false;
}
public boolean isSaveAsAllowed() {
return false;
}
public boolean isSaveOnCloseNeeded() {
return false;
}
public void dispose() {
if (_browser != null) {
_browser.dispose();
}
}
public void setFocus() {
if (_browser != null) {
_browser.setFocus();
}
}
public void editorSelected() {
updatePreviewContent();
}
public ComponentEditorInteraction getEditorInteraction() {
return _editorInteraction;
}
}