use of org.eclipse.wst.xml.core.internal.provisional.contentmodel.CMDocumentTracker in project webtools.sourceediting by eclipse.
the class JSPContentAssistProcessor method addAttributeValueProposals.
/**
* add proposals for tags in attribute values
*/
protected void addAttributeValueProposals(ContentAssistRequest contentAssistRequest) {
addTemplates(contentAssistRequest, TemplateContextTypeIdsJSP.ATTRIBUTE_VALUE);
IDOMNode node = (IDOMNode) contentAssistRequest.getNode();
// add JSP extra proposals from JSPBeanInfoContentAssistProcessor
// JSPPropertyContentAssistProcessor
// 2.1
// get results from JSPUseBean and JSPProperty here
// (look up processor in a map based on node name)
JSPDummyContentAssistProcessor extraProcessor = (JSPDummyContentAssistProcessor) fNameToProcessorMap.get(node.getNodeName());
if (extraProcessor != null && contentAssistRequest != null) {
extraProcessor.addAttributeValueProposals(contentAssistRequest);
}
ModelQuery mq = ModelQueryUtil.getModelQuery(node.getOwnerDocument());
if (mq != null) {
CMDocument doc = mq.getCorrespondingCMDocument(node);
// this shouldn't have to have the prefix coded in
if (// $NON-NLS-1$
doc instanceof JSPCMDocument || doc instanceof CMNodeWrapper || node.getNodeName().startsWith("jsp:"))
return;
}
// Find the attribute name for which this position should have a value
IStructuredDocumentRegion open = node.getFirstStructuredDocumentRegion();
ITextRegionList openRegions = open.getRegions();
int i = openRegions.indexOf(contentAssistRequest.getRegion());
if (i < 0)
return;
ITextRegion nameRegion = null;
while (i >= 0) {
nameRegion = openRegions.get(i--);
if (nameRegion.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)
break;
}
// on an empty value, add all the JSP and taglib tags
CMElementDeclaration elementDecl = getCMElementDeclaration(node);
if (nameRegion != null && elementDecl != null) {
String attributeName = open.getText(nameRegion);
if (attributeName != null) {
String currentValue = node.getAttributes().getNamedItem(attributeName).getNodeValue();
if (currentValue == null || currentValue.length() == 0) {
// $NON-NLS-1$
List additionalElements = ModelQueryUtil.getModelQuery(node.getOwnerDocument()).getAvailableContent((Element) node, elementDecl, ModelQuery.INCLUDE_ATTRIBUTES);
for (i = 0; i < additionalElements.size(); i++) {
Object additionalElement = additionalElements.get(i);
if (additionalElement instanceof CMElementDeclaration) {
CMElementDeclaration ed = (CMElementDeclaration) additionalElement;
String tagname = getContentGenerator().getRequiredName(node, ed);
// $NON-NLS-1$
StringBuffer contents = new StringBuffer("\"");
getContentGenerator().generateTag(node, ed, contents);
// $NON-NLS-1$
contents.append('"');
CustomCompletionProposal proposal = new CustomCompletionProposal(contents.toString(), contentAssistRequest.getReplacementBeginPosition(), contentAssistRequest.getReplacementLength(), contents.length(), JSPEditorPluginImageHelper.getInstance().getImage(JSPEditorPluginImages.IMG_OBJ_TAG_GENERIC), tagname, null, null, XMLRelevanceConstants.R_JSP_ATTRIBUTE_VALUE);
contentAssistRequest.addProposal(proposal);
}
}
}
}
} else if (contentAssistRequest.getRegion().getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) {
try {
// Create a new model for Content Assist to operate on. This
// will simulate
// a full Document and then adjust the offset numbers in the
// list of results.
IStructuredModel internalModel = null;
IModelManager mmanager = StructuredModelManager.getModelManager();
internalModel = mmanager.createUnManagedStructuredModelFor(ContentTypeIdForJSP.ContentTypeID_JSP);
IDOMNode xmlNode = null;
IDOMModel xmlOuterModel = null;
if (contentAssistRequest.getNode() instanceof IDOMNode) {
xmlNode = (IDOMNode) contentAssistRequest.getNode();
xmlOuterModel = xmlNode.getModel();
internalModel.setResolver(xmlOuterModel.getResolver());
internalModel.setBaseLocation(xmlOuterModel.getBaseLocation());
}
String contents = StringUtils.strip(contentAssistRequest.getText());
if (xmlNode != null && contents != null) {
int additionalShifts = 0;
// Be sure that custom tags from taglibs also show up
// by
// adding taglib declarations to the internal model.
TLDCMDocumentManager mgr = TaglibController.getTLDCMDocumentManager(xmlOuterModel.getStructuredDocument());
if (mgr != null) {
List trackers = mgr.getCMDocumentTrackers(contentAssistRequest.getReplacementBeginPosition());
if (trackers != null) {
for (i = 0; i < trackers.size(); i++) {
CMDocumentTracker tracker = (CMDocumentTracker) trackers.get(i);
String declaration = tracker.getStructuredDocumentRegion().getText();
if (declaration != null) {
contents = declaration + contents;
additionalShifts += declaration.length();
}
}
}
}
// Also copy any jsp:useBean tags so that
// jsp:[gs]etProperty will function
Document doc = null;
if (contentAssistRequest.getNode().getNodeType() == Node.DOCUMENT_NODE)
doc = (Document) node;
else
doc = node.getOwnerDocument();
NodeList useBeans = doc.getElementsByTagName(JSP12Namespace.ElementName.USEBEAN);
for (int k = 0; k < useBeans.getLength(); k++) {
IDOMNode useBean = (IDOMNode) useBeans.item(k);
if (useBean.getStartOffset() < contentAssistRequest.getReplacementBeginPosition()) {
// $NON-NLS-1$
StringBuffer useBeanText = new StringBuffer("<jsp:useBean");
for (int j = 0; j < useBean.getAttributes().getLength(); j++) {
Attr attr = (Attr) useBean.getAttributes().item(j);
useBeanText.append(' ');
useBeanText.append(attr.getName());
// $NON-NLS-1$
useBeanText.append("=\"");
useBeanText.append(attr.getValue());
useBeanText.append('"');
}
// $NON-NLS-1$
useBeanText.append("/>");
additionalShifts += useBeanText.length();
contents = useBeanText.toString() + contents;
}
}
internalModel.getStructuredDocument().set(contents);
int internalOffset = 0;
boolean quoted = false;
// if quoted, use position inside and shift by one
if (contentAssistRequest.getMatchString().length() > 0 && (contentAssistRequest.getMatchString().charAt(0) == '\'' || contentAssistRequest.getMatchString().charAt(0) == '"')) {
internalOffset = contentAssistRequest.getMatchString().length() - 1 + additionalShifts;
quoted = true;
} else // if unquoted, use position inside
if (contentAssistRequest.getMatchString().length() > 0 && contentAssistRequest.getMatchString().charAt(0) == '<')
internalOffset = contentAssistRequest.getMatchString().length() + additionalShifts;
else
internalOffset = contentAssistRequest.getReplacementBeginPosition() - contentAssistRequest.getStartOffset() + additionalShifts;
depthCount++;
IndexedRegion internalNode = null;
int tmpOffset = internalOffset;
while (internalNode == null && tmpOffset >= 0) internalNode = internalModel.getIndexedRegion(tmpOffset--);
if (internalModel.getFactoryRegistry() != null) {
// set up the internal model
if (internalModel.getFactoryRegistry().getFactoryFor(PageDirectiveAdapter.class) == null) {
internalModel.getFactoryRegistry().addFactory(new PageDirectiveAdapterFactory());
}
PageDirectiveAdapter outerEmbeddedTypeAdapter = (PageDirectiveAdapter) xmlOuterModel.getDocument().getAdapterFor(PageDirectiveAdapter.class);
PageDirectiveAdapter internalEmbeddedTypeAdapter = (PageDirectiveAdapter) ((INodeNotifier) ((Node) internalNode).getOwnerDocument()).getAdapterFor(PageDirectiveAdapter.class);
internalEmbeddedTypeAdapter.setEmbeddedType(outerEmbeddedTypeAdapter.getEmbeddedType());
}
AdapterFactoryRegistry adapterRegistry = JSPUIPlugin.getDefault().getAdapterFactoryRegistry();
Iterator adapterList = adapterRegistry.getAdapterFactories();
// of content
while (adapterList.hasNext()) {
try {
AdapterFactoryProvider provider = (AdapterFactoryProvider) adapterList.next();
if (provider.isFor(internalModel.getModelHandler())) {
provider.addAdapterFactories(internalModel);
}
} catch (Exception e) {
Logger.logException(e);
}
}
/**
* the internal adapter does all the real work of using
* the JSP content model to form proposals
*/
ICompletionProposal[] results = null;
depthCount--;
if (results != null) {
for (i = 0; i < results.length; i++) {
contentAssistRequest.addProposal(new CustomCompletionProposal(((CustomCompletionProposal) results[i]).getReplacementString(), ((CustomCompletionProposal) results[i]).getReplacementOffset() - additionalShifts + contentAssistRequest.getStartOffset() + (quoted ? 1 : 0), ((CustomCompletionProposal) results[i]).getReplacementLength(), ((CustomCompletionProposal) results[i]).getCursorPosition(), results[i].getImage(), results[i].getDisplayString(), ((CustomCompletionProposal) results[i]).getContextInformation(), ((CustomCompletionProposal) results[i]).getAdditionalProposalInfo(), (results[i] instanceof IRelevanceCompletionProposal) ? ((IRelevanceCompletionProposal) results[i]).getRelevance() : IRelevanceConstants.R_NONE));
}
}
}
} catch (Exception e) {
// $NON-NLS-1$
Logger.logException("Error in embedded JSP Content Assist", e);
}
}
}
use of org.eclipse.wst.xml.core.internal.provisional.contentmodel.CMDocumentTracker in project webtools.sourceediting by eclipse.
the class JSPTranslator method handleTaglib.
/*
* This method should ideally only be called once per run through
* JSPTranslator This is intended for use by inner helper classes that
* need to add block markers to their own parsers. This method only adds
* markers that came from <@taglib> directives, (not <@include>), since
* include file taglibs are handled on the fly when they are encountered. *
* @param regions
*/
private void handleTaglib(String prefix) {
// get/create TLDCMDocument
TLDCMDocumentManager mgr = TaglibController.getTLDCMDocumentManager(fStructuredDocument);
if (mgr != null) {
// get trackers for the CMDocuments enabled at this offset
List trackers = mgr.getCMDocumentTrackers(getCurrentNode().getEnd());
Iterator it = trackers.iterator();
CMDocumentTracker tracker = null;
while (it.hasNext()) {
tracker = (CMDocumentTracker) it.next();
// $NON-NLS-1$
addBlockMarkers(prefix + ":", tracker.getDocument());
}
}
}
use of org.eclipse.wst.xml.core.internal.provisional.contentmodel.CMDocumentTracker in project webtools.sourceediting by eclipse.
the class JSPTranslator method handleTaglib.
/*
* This method should ideally only be called once per run through
* JSPTranslator This is intended for use by inner helper classes that
* need to add block markers to their own parsers. This method only adds
* markers that came from <@taglib> directives, (not <@include>), since
* include file taglibs are handled on the fly when they are encountered. *
* @param regions
*
* @deprecated - does not properly handle prefixes
*/
protected void handleTaglib() {
// get/create TLDCMDocument
TLDCMDocumentManager mgr = TaglibController.getTLDCMDocumentManager(fStructuredDocument);
if (mgr != null) {
List trackers = mgr.getCMDocumentTrackers(getCurrentNode().getEnd());
Iterator it = trackers.iterator();
CMDocumentTracker tracker = null;
Iterator taglibRegions = null;
IStructuredDocumentRegion sdRegion = null;
ITextRegion r = null;
while (it.hasNext()) {
tracker = (CMDocumentTracker) it.next();
sdRegion = tracker.getStructuredDocumentRegion();
// this check is to be safer
if (sdRegion != null && !sdRegion.isDeleted()) {
taglibRegions = sdRegion.getRegions().iterator();
while (!sdRegion.isDeleted() && taglibRegions.hasNext()) {
r = (ITextRegion) taglibRegions.next();
if (r.getType().equals(DOMJSPRegionContexts.JSP_DIRECTIVE_NAME)) {
String text = sdRegion.getText(r);
if (JSP12TLDNames.TAGLIB.equals(text) || JSP12Namespace.ElementName.DIRECTIVE_TAGLIB.equals(text)) {
addBlockMarkers(tracker.getDocument());
}
}
}
}
}
}
}
Aggregations