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/*******************************************************************************
* Copyright (c) 2001, 2004 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
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.xml.ui;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.text.ITextDoubleClickStrategy;
import org.eclipse.jface.text.ITextHover;
import org.eclipse.jface.text.contentassist.ContentAssistant;
import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
import org.eclipse.jface.text.contentassist.IContentAssistant;
import org.eclipse.jface.text.formatter.IContentFormatter;
import org.eclipse.jface.text.formatter.MultiPassContentFormatter;
import org.eclipse.jface.text.information.IInformationPresenter;
import org.eclipse.jface.text.information.IInformationProvider;
import org.eclipse.jface.text.information.InformationPresenter;
import org.eclipse.jface.text.reconciler.IReconciler;
import org.eclipse.jface.text.reconciler.IReconcilingStrategy;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.ui.texteditor.ITextEditor;
import org.eclipse.wst.dtd.ui.style.LineStyleProviderForDTDSubSet;
import org.eclipse.wst.sse.core.IModelManager;
import org.eclipse.wst.sse.core.IStructuredModel;
import org.eclipse.wst.sse.core.StructuredModelManager;
import org.eclipse.wst.sse.core.text.rules.StructuredTextPartitioner;
import org.eclipse.wst.sse.ui.StructuredTextReconciler;
import org.eclipse.wst.sse.ui.StructuredTextViewer;
import org.eclipse.wst.sse.ui.StructuredTextViewerConfiguration;
import org.eclipse.wst.sse.ui.format.StructuredFormattingStrategy;
import org.eclipse.wst.sse.ui.internal.SSEUIPlugin;
import org.eclipse.wst.sse.ui.preferences.CommonEditorPreferenceNames;
import org.eclipse.wst.sse.ui.preferences.PreferenceKeyGenerator;
import org.eclipse.wst.sse.ui.style.IHighlighter;
import org.eclipse.wst.sse.ui.style.LineStyleProvider;
import org.eclipse.wst.sse.ui.taginfo.AnnotationHoverProcessor;
import org.eclipse.wst.sse.ui.taginfo.ProblemAnnotationHoverProcessor;
import org.eclipse.wst.sse.ui.taginfo.TextHoverManager;
import org.eclipse.wst.sse.ui.util.EditorUtility;
import org.eclipse.wst.xml.core.format.FormatProcessorXML;
import org.eclipse.wst.xml.core.text.rules.StructuredTextPartitionerForXML;
import org.eclipse.wst.xml.ui.contentassist.NoRegionContentAssistProcessor;
import org.eclipse.wst.xml.ui.contentassist.XMLContentAssistProcessor;
import org.eclipse.wst.xml.ui.doubleclick.XMLDoubleClickStrategy;
import org.eclipse.wst.xml.ui.internal.autoedit.StructuredAutoEditStrategyXML;
import org.eclipse.wst.xml.ui.internal.correction.CorrectionProcessorXML;
import org.eclipse.wst.xml.ui.reconcile.StructuredTextReconcilingStrategyForContentModel;
import org.eclipse.wst.xml.ui.reconcile.StructuredTextReconcilingStrategyForMarkup;
import org.eclipse.wst.xml.ui.style.LineStyleProviderForXML;
import org.eclipse.wst.xml.ui.taginfo.XMLBestMatchHoverProcessor;
import org.eclipse.wst.xml.ui.taginfo.XMLInformationProvider;
import org.eclipse.wst.xml.ui.taginfo.XMLTagInfoHoverProcessor;
public class StructuredTextViewerConfigurationXML extends StructuredTextViewerConfiguration {
InformationPresenter fInformationPresenter = null;
private boolean reconcilerStrategiesAreSet;
/*
* (non-Javadoc)
*
* @see org.eclipse.wst.sse.ui.StructuredTextViewerConfiguration#getAutoEditStrategies(org.eclipse.jface.text.source.ISourceViewer)
*/
public Map getAutoEditStrategies(ISourceViewer sourceViewer) {
Map result = super.getAutoEditStrategies(sourceViewer);
if (result.get(StructuredTextPartitionerForXML.ST_DEFAULT_XML) == null)
result.put(StructuredTextPartitionerForXML.ST_DEFAULT_XML, new ArrayList(1));
List strategies = (List) result.get(StructuredTextPartitionerForXML.ST_DEFAULT_XML);
strategies.add(new StructuredAutoEditStrategyXML());
return result;
}
public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
if (configuredContentTypes == null) {
String[] xmlTypes = StructuredTextPartitionerForXML.getConfiguredContentTypes();
configuredContentTypes = new String[xmlTypes.length + 2];
configuredContentTypes[0] = StructuredTextPartitioner.ST_DEFAULT_PARTITION;
configuredContentTypes[1] = StructuredTextPartitioner.ST_UNKNOWN_PARTITION;
int index = 0;
System.arraycopy(xmlTypes, 0, configuredContentTypes, index += 2, xmlTypes.length);
}
return configuredContentTypes;
}
public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
IContentAssistant ca = super.getContentAssistant(sourceViewer);
if (ca != null && ca instanceof ContentAssistant) {
ContentAssistant contentAssistant = (ContentAssistant) ca;
IContentAssistProcessor xmlContentAssistProcessor = new XMLContentAssistProcessor();
IContentAssistProcessor noRegionProcessor = new NoRegionContentAssistProcessor();
addContentAssistProcessor(contentAssistant, xmlContentAssistProcessor, StructuredTextPartitioner.ST_DEFAULT_PARTITION);
addContentAssistProcessor(contentAssistant, xmlContentAssistProcessor, StructuredTextPartitionerForXML.ST_DEFAULT_XML);
addContentAssistProcessor(contentAssistant, noRegionProcessor, StructuredTextPartitioner.ST_UNKNOWN_PARTITION);
//contentAssistant.setContentAssistProcessor(xmlContentAssistProcessor,
// StructuredTextPartitioner.ST_DEFAULT_PARTITION);
//contentAssistant.setContentAssistProcessor(xmlContentAssistProcessor,
// StructuredTextPartitionerForXML.ST_DEFAULT_XML);
//contentAssistant.setContentAssistProcessor(noRegionProcessor,
// StructuredTextPartitioner.ST_UNKNOWN_PARTITION);
}
return ca;
}
public IContentFormatter getContentFormatter(ISourceViewer sourceViewer) {
final MultiPassContentFormatter formatter = new MultiPassContentFormatter(getConfiguredDocumentPartitioning(sourceViewer), StructuredTextPartitionerForXML.ST_DEFAULT_XML);
formatter.setMasterStrategy(new StructuredFormattingStrategy(new FormatProcessorXML()));
return formatter;
}
public IContentAssistant getCorrectionAssistant(ISourceViewer sourceViewer) {
IContentAssistant ca = super.getCorrectionAssistant(sourceViewer);
if (ca != null && ca instanceof ContentAssistant) {
ContentAssistant correctionAssistant = (ContentAssistant) ca;
ITextEditor editor = getTextEditor();
if (editor != null) {
IContentAssistProcessor correctionProcessor = new CorrectionProcessorXML(editor);
correctionAssistant.setContentAssistProcessor(correctionProcessor, StructuredTextPartitionerForXML.ST_DEFAULT_XML);
correctionAssistant.setContentAssistProcessor(correctionProcessor, StructuredTextPartitionerForXML.ST_XML_CDATA);
correctionAssistant.setContentAssistProcessor(correctionProcessor, StructuredTextPartitionerForXML.ST_XML_COMMENT);
correctionAssistant.setContentAssistProcessor(correctionProcessor, StructuredTextPartitionerForXML.ST_XML_DECLARATION);
correctionAssistant.setContentAssistProcessor(correctionProcessor, StructuredTextPartitionerForXML.ST_XML_PI);
correctionAssistant.setContentAssistProcessor(correctionProcessor, StructuredTextPartitionerForXML.ST_DTD_SUBSET);
}
}
return ca;
}
public ITextDoubleClickStrategy getDoubleClickStrategy(ISourceViewer sourceViewer, String contentType) {
if (contentType.compareTo(StructuredTextPartitionerForXML.ST_DEFAULT_XML) == 0)
return new XMLDoubleClickStrategy();
else
return super.getDoubleClickStrategy(sourceViewer, contentType);
}
public IHighlighter getHighlighter(ISourceViewer sourceViewer) {
IHighlighter highlighter = super.getHighlighter(sourceViewer);
if (highlighter != null) {
LineStyleProvider xmlProvider = new LineStyleProviderForXML();
highlighter.addProvider(StructuredTextPartitionerForXML.ST_DEFAULT_XML, xmlProvider);
highlighter.addProvider(StructuredTextPartitionerForXML.ST_XML_CDATA, xmlProvider);
highlighter.addProvider(StructuredTextPartitionerForXML.ST_XML_COMMENT, xmlProvider);
highlighter.addProvider(StructuredTextPartitionerForXML.ST_XML_DECLARATION, xmlProvider);
highlighter.addProvider(StructuredTextPartitionerForXML.ST_XML_PI, xmlProvider);
highlighter.addProvider(StructuredTextPartitionerForXML.ST_DTD_SUBSET, new LineStyleProviderForDTDSubSet());
}
return highlighter;
}
public IInformationPresenter getInformationPresenter(ISourceViewer sourceViewer) {
if (fInformationPresenter == null) {
fInformationPresenter = new InformationPresenter(getInformationPresenterControlCreator(sourceViewer));
IInformationProvider xmlInformationProvider = new XMLInformationProvider();
fInformationPresenter.setInformationProvider(xmlInformationProvider, StructuredTextPartitioner.ST_DEFAULT_PARTITION);
fInformationPresenter.setInformationProvider(xmlInformationProvider, StructuredTextPartitionerForXML.ST_DEFAULT_XML);
fInformationPresenter.setSizeConstraints(60, 10, true, true);
}
return fInformationPresenter;
}
private IModelManager getModelManager() {
return StructuredModelManager.getInstance().getModelManager();
}
public IReconciler getReconciler(ISourceViewer sourceViewer) {
if (fReconciler != null) {
// a reconciler should always be installed or disposed of
if (!fReconciler.isInstalled()) {
fReconciler = null;
reconcilerStrategiesAreSet = false;
}
}
// the first time running through, there's no model (so no pref store)
// but the reconciler still needs to be created so that its document
// gets set
if (fReconciler == null) {
// create one
fReconciler = new StructuredTextReconciler();
// a null editorPart is valid
//fReconciler.setEditor(editorPart);
}
IPreferenceStore store = SSEUIPlugin.getDefault().getPreferenceStore();
boolean reconcilingEnabled = store.getBoolean(CommonEditorPreferenceNames.EVALUATE_TEMPORARY_PROBLEMS);
// the second time through, the strategies are set
if (fReconciler != null && !reconcilerStrategiesAreSet && reconcilingEnabled) {
StructuredTextViewer viewer = null;
if (sourceViewer instanceof StructuredTextViewer) {
viewer = ((StructuredTextViewer) sourceViewer);
}
IStructuredModel sModel = getModelManager().getExistingModelForRead(viewer.getDocument());
try {
if (sModel != null) {
// check language (ContentTypeID)....
String contentTypeId = sModel.getModelHandler().getAssociatedContentTypeId();
String generatedKey = PreferenceKeyGenerator.generateKey(CommonEditorPreferenceNames.EDITOR_VALIDATION_METHOD, contentTypeId);
String validationMethodPref = SSEUIPlugin.getInstance().getPreferenceStore().getString(generatedKey);
IReconcilingStrategy defaultStrategy = null;
// pref set to no validation, so return
if (validationMethodPref.equals(CommonEditorPreferenceNames.EDITOR_VALIDATION_NONE))
return fReconciler;
// content model is the default for xml..
// "Content Model" strategies (requires propagating
// adapter
// from AdapterFactoryProviderFor*)
IReconcilingStrategy markupStrategy = new StructuredTextReconcilingStrategyForMarkup((ITextEditor) editorPart);
IReconcilingStrategy xmlStrategy = new StructuredTextReconcilingStrategyForContentModel((ITextEditor) editorPart);
defaultStrategy = xmlStrategy;
fReconciler.setReconcilingStrategy(markupStrategy, StructuredTextPartitioner.ST_DEFAULT_PARTITION);
fReconciler.setReconcilingStrategy(xmlStrategy, StructuredTextPartitionerForXML.ST_DEFAULT_XML);
fReconciler.setDefaultStrategy(defaultStrategy);
reconcilerStrategiesAreSet = true;
}
} finally {
if (sModel != null)
sModel.releaseFromRead();
}
}
return fReconciler;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.text.source.SourceViewerConfiguration#getTextHover(org.eclipse.jface.text.source.ISourceViewer,
* java.lang.String, int)
*/
public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType, int stateMask) {
// look for appropriate text hover processor to return based on
// content type and state mask
if ((contentType == StructuredTextPartitioner.ST_DEFAULT_PARTITION) || (contentType == StructuredTextPartitionerForXML.ST_DEFAULT_XML)) {
// check which of xml's text hover is handling stateMask
TextHoverManager.TextHoverDescriptor[] hoverDescs = getTextHovers();
int i = 0;
while (i < hoverDescs.length) {
if (hoverDescs[i].isEnabled() && EditorUtility.computeStateMask(hoverDescs[i].getModifierString()) == stateMask) {
String hoverType = hoverDescs[i].getId();
if (TextHoverManager.COMBINATION_HOVER.equalsIgnoreCase(hoverType))
return new XMLBestMatchHoverProcessor();
else if (TextHoverManager.PROBLEM_HOVER.equalsIgnoreCase(hoverType))
return new ProblemAnnotationHoverProcessor();
else if (TextHoverManager.ANNOTATION_HOVER.equalsIgnoreCase(hoverType))
return new AnnotationHoverProcessor();
else if (TextHoverManager.DOCUMENTATION_HOVER.equalsIgnoreCase(hoverType))
return new XMLTagInfoHoverProcessor();
}
i++;
}
}
return super.getTextHover(sourceViewer, contentType, stateMask);
}
public void unConfigure(ISourceViewer viewer) {
super.unConfigure(viewer);
// InformationPresenters
if (fInformationPresenter != null) {
fInformationPresenter.uninstall();
}
}
}
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