Examples with IStructuredDocumentRegion org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion used on opensource projects

Example 71 with IStructuredDocumentRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion in project webtools.sourceediting by eclipse.

the class JSPJavaCompletionProposalComputer method isValidContext.

/**
 * <p>Determines if the context is a valid one for JSP Java proposals.
 * The default result is <code>true</code></p>
 *
 * @param context check this context to see if it is valid for JSP
 * Java proposals
 * @return <code>true</code> if the given context is a valid one for
 * JSP Java proposals, <code>false</code> otherwise.  <code>true</code>
 * is the default response if a specific case for <code>false</code> is
 * not found.
 */
private boolean isValidContext(CompletionProposalInvocationContext context) {
    ITextViewer viewer = context.getViewer();
    int documentPosition = context.getInvocationOffset();
    String partitionType = getPartitionType(viewer, documentPosition);
    if (partitionType == IJSPPartitions.JSP_CONTENT_JAVA)
        return true;
    IStructuredDocument structuredDocument = (IStructuredDocument) viewer.getDocument();
    IStructuredDocumentRegion fn = structuredDocument.getRegionAtCharacterOffset(documentPosition);
    IStructuredDocumentRegion sdRegion = ContentAssistUtils.getStructuredDocumentRegion(viewer, documentPosition);
    // check for xml-jsp tags...
    if (partitionType == IJSPPartitions.JSP_DIRECTIVE && fn != null) {
        IStructuredDocumentRegion possibleXMLJSP = ((fn.getType() == DOMRegionContext.XML_CONTENT) && fn.getPrevious() != null) ? fn.getPrevious() : fn;
        ITextRegionList regions = possibleXMLJSP.getRegions();
        if (regions.size() > 1) {
            // check bounds cases
            ITextRegion xmlOpenOrClose = regions.get(0);
            if (xmlOpenOrClose.getType() != DOMRegionContext.XML_TAG_OPEN && documentPosition != possibleXMLJSP.getStartOffset() && xmlOpenOrClose.getType() != DOMRegionContext.XML_END_TAG_OPEN && documentPosition <= possibleXMLJSP.getStartOffset()) {
                // possible xml-jsp
                ITextRegion nameRegion = regions.get(1);
                String name = possibleXMLJSP.getText(nameRegion);
                if (name.equals("jsp:scriptlet") || name.equals("jsp:expression") || name.equals("jsp:declaration")) {
                    // $NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
                    return true;
                }
            }
        }
    }
    // check for XML-JSP in a <script> region
    if (partitionType == IJSPPartitions.JSP_CONTENT_JAVASCRIPT || partitionType == IHTMLPartitions.SCRIPT) {
        // fn should be block text
        IStructuredDocumentRegion decodedSDRegion = decodeScriptBlock(fn.getFullText());
        // decodedSDRegion.getEndOffset()));
        if (decodedSDRegion != null) {
            IStructuredDocumentRegion sdr = decodedSDRegion;
            while (sdr != null) {
                // sdr.getEndOffset()));
                if (sdr.getType() == DOMJSPRegionContexts.JSP_CONTENT) {
                    if (documentPosition >= fn.getStartOffset() + sdr.getStartOffset() && documentPosition <= fn.getStartOffset() + sdr.getEndOffset()) {
                        return true;
                    }
                } else if (sdr.getType() == DOMRegionContext.XML_TAG_NAME) {
                    if (documentPosition > fn.getStartOffset() + sdr.getStartOffset() && documentPosition < fn.getStartOffset() + sdr.getEndOffset()) {
                        return false;
                    } else if (documentPosition == fn.getStartOffset() + sdr.getEndOffset() && sdr.getNext() != null && sdr.getNext().getType() == DOMJSPRegionContexts.JSP_CONTENT) {
                        // <jsp:scriptlet>| blah </jsp:scriptlet>
                        return true;
                    } else if (documentPosition == fn.getStartOffset() + sdr.getStartOffset() && sdr.getPrevious() != null && sdr.getPrevious().getType() == DOMRegionContext.XML_TAG_NAME) {
                        return true;
                    }
                }
                sdr = sdr.getNext();
            }
        }
    }
    // check special JSP delimiter cases
    if (fn != null && partitionType == IJSPPartitions.JSP_CONTENT_DELIMITER) {
        IStructuredDocumentRegion fnDelim = fn;
        // if it's a nested JSP region, need to get the correct
        // StructuredDocumentRegion
        // not sure why this check was there...
        // if (fnDelim.getType() == XMLRegionContext.BLOCK_TEXT) {
        Iterator blockRegions = fnDelim.getRegions().iterator();
        ITextRegion temp = null;
        ITextRegionContainer trc;
        while (blockRegions.hasNext()) {
            temp = (ITextRegion) blockRegions.next();
            // we hit a nested
            if (temp instanceof ITextRegionContainer) {
                trc = (ITextRegionContainer) temp;
                // it's in this region
                if (documentPosition >= trc.getStartOffset() && documentPosition < trc.getEndOffset()) {
                    Iterator nestedJSPRegions = trc.getRegions().iterator();
                    while (nestedJSPRegions.hasNext()) {
                        temp = (ITextRegion) nestedJSPRegions.next();
                        if (XMLContentAssistUtilities.isJSPOpenDelimiter(temp.getType()) && documentPosition == trc.getStartOffset(temp)) {
                            // adapter
                            if (documentPosition > 0) {
                                partitionType = getPartitionType(viewer, documentPosition - 1);
                                break;
                            }
                        } else if (XMLContentAssistUtilities.isJSPCloseDelimiter(temp.getType()) && documentPosition == trc.getStartOffset(temp)) {
                            // JSP content assist
                            return true;
                        }
                    }
                }
            }
        // }
        }
        // take care of XML-JSP delimter cases
        if (XMLContentAssistUtilities.isXMLJSPDelimiter(fnDelim)) {
            // since it's a delimiter, we know it's a ITextRegionContainer
            ITextRegion firstRegion = fnDelim.getRegions().get(0);
            if (fnDelim.getStartOffset() == documentPosition && (firstRegion.getType() == DOMRegionContext.XML_TAG_OPEN)) {
            // |<jsp:scriptlet> </jsp:scriptlet>
            // (pa) commented out so that we get regular behavior JSP
            // macros etc...
            // return getHTMLCompletionProposals(viewer,
            // documentPosition);
            } else if (fnDelim.getStartOffset() == documentPosition && (firstRegion.getType() == DOMRegionContext.XML_END_TAG_OPEN)) {
                // adapter get the proposals
                if (documentPosition > 0) {
                    String checkType = getPartitionType(viewer, documentPosition - 1);
                    if (checkType != IJSPPartitions.JSP_CONTENT_JAVASCRIPT) {
                        // check is failing for XML-JSP (region is not javascript...)
                        return true;
                    }
                    partitionType = IJSPPartitions.JSP_CONTENT_JAVASCRIPT;
                }
            } else if ((firstRegion.getType() == DOMRegionContext.XML_TAG_OPEN) && documentPosition >= fnDelim.getEndOffset()) {
                // anything else inbetween
                return true;
            }
        } else if (XMLContentAssistUtilities.isJSPDelimiter(fnDelim)) {
            // the delimiter <%, <%=, <%!, ...
            if (XMLContentAssistUtilities.isJSPCloseDelimiter(fnDelim)) {
                if (documentPosition == fnDelim.getStartOffset()) {
                    // JAVASCRIPT adapter get the proposals
                    if (documentPosition > 0) {
                        String checkType = getPartitionType(viewer, documentPosition - 1);
                        if (checkType != IJSPPartitions.JSP_CONTENT_JAVASCRIPT) {
                            return true;
                        }
                        partitionType = IJSPPartitions.JSP_CONTENT_JAVASCRIPT;
                    }
                }
            } else if (XMLContentAssistUtilities.isJSPOpenDelimiter(fnDelim)) {
                // use embedded HTML results
                if (documentPosition == fnDelim.getEndOffset()) {
                    // it's at the EOF <%|
                    return true;
                }
            }
        }
    }
    // <!-- <% |%> -->
    if (fn != null && (fn.getType() == DOMRegionContext.XML_CDATA_TEXT || fn.getType() == DOMRegionContext.XML_COMMENT_TEXT)) {
        if (fn instanceof ITextRegionContainer) {
            Object[] cdataRegions = fn.getRegions().toArray();
            ITextRegion r = null;
            ITextRegion jspRegion = null;
            for (int i = 0; i < cdataRegions.length; i++) {
                r = (ITextRegion) cdataRegions[i];
                if (r instanceof ITextRegionContainer) {
                    // CDATA embedded container, or comment container
                    Object[] jspRegions = ((ITextRegionContainer) r).getRegions().toArray();
                    for (int j = 0; j < jspRegions.length; j++) {
                        jspRegion = (ITextRegion) jspRegions[j];
                        if (jspRegion.getType() == DOMJSPRegionContexts.JSP_CLOSE) {
                            if (sdRegion.getStartOffset(jspRegion) == documentPosition) {
                                return true;
                            }
                        }
                    }
                }
            }
        }
    }
    // check if it's in an attribute value, if so, don't add CDATA
    // proposal
    ITextRegion attrContainer = (fn != null) ? fn.getRegionAtCharacterOffset(documentPosition) : null;
    if (attrContainer != null && attrContainer instanceof ITextRegionContainer) {
        if (attrContainer.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) {
            // test location of the cursor
            // return null if it's in the middle of an open/close delimiter
            Iterator attrRegions = ((ITextRegionContainer) attrContainer).getRegions().iterator();
            ITextRegion testRegion = null;
            while (attrRegions.hasNext()) {
                testRegion = (ITextRegion) attrRegions.next();
                // need to check for other valid attribute regions
                if (XMLContentAssistUtilities.isJSPOpenDelimiter(testRegion.getType())) {
                    if (!(((ITextRegionContainer) attrContainer).getEndOffset(testRegion) <= documentPosition))
                        return false;
                } else if (XMLContentAssistUtilities.isJSPCloseDelimiter(testRegion.getType())) {
                    if (!(((ITextRegionContainer) attrContainer).getStartOffset(testRegion) >= documentPosition))
                        return false;
                }
            }
            // TODO: handle non-Java code such as nested tags
            if (testRegion.getType().equals(DOMJSPRegionContexts.JSP_CONTENT)) {
                return true;
            }
            return false;
        }
    }
    return true;
}

Example 72 with IStructuredDocumentRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion in project webtools.sourceediting by eclipse.

the class StructuredAutoEditStrategyJSPJava method customizeDocumentCommand.

public void customizeDocumentCommand(IDocument document, DocumentCommand command) {
    if (!supportsSmartInsert(document)) {
        return;
    }
    IStructuredModel model = null;
    try {
        // Auto edit for JSP Comments
        if ("-".equals(command.text) && isPreferenceEnabled(JSPUIPreferenceNames.TYPING_COMPLETE_COMMENTS)) {
            // $NON-NLS-1$
            if (prefixedWith(document, command.offset, "<%-")) {
                // $NON-NLS-1$
                model = StructuredModelManager.getModelManager().getExistingModelForRead(document);
                if (model != null) {
                    IDOMNode node = (IDOMNode) model.getIndexedRegion(command.offset);
                    IDOMNode parent = (node != null) ? (IDOMNode) node.getParentNode() : null;
                    // Parent is the scriptlet tag
                    if (parent != null && JSP11Namespace.ElementName.SCRIPTLET.equals(parent.getNodeName()) && !parent.getSource().endsWith("--%>")) {
                        // $NON-NLS-1$
                        IStructuredDocumentRegion end = parent.getEndStructuredDocumentRegion();
                        if (end != null) {
                            try {
                                // $NON-NLS-1$
                                document.replace(end.getStartOffset(), 0, "--");
                            } catch (BadLocationException e) {
                                Logger.logException(e);
                            }
                        }
                    }
                }
            }
        }
    } finally {
        if (model != null)
            model.releaseFromRead();
    }
}

Example 73 with IStructuredDocumentRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion in project webtools.sourceediting by eclipse.

the class FormattingStrategyJSDT method format.

/*
	 * @see org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy#format()
	 */
public void format() {
    super.format();
    final IStructuredDocument document = (IStructuredDocument) fDocuments.removeFirst();
    final TypedPosition partition = (TypedPosition) fPartitions.removeFirst();
    if (document != null) {
        // calculate the indent of the leading <script> tag because we need to add that indent level to the JS indent level
        IStructuredDocumentRegion scriptTagStartRegion = document.getRegionAtCharacterOffset(partition.offset - 1);
        // $NON-NLS-1$
        String scriptRegionIndent = "";
        if (scriptTagStartRegion != null) {
            try {
                int scriptRegionIndentLevel = getIndentOfLine(document, document.getLineOfOffset(scriptTagStartRegion.getStartOffset())).length();
                scriptRegionIndent = getIndentationString(getPreferences(), scriptRegionIndentLevel);
                this.startIndentLevel += scriptRegionIndentLevel;
            } catch (BadLocationException e) {
                // $NON-NLS-1$
                Logger.logException("Could not calculate starting indent of the script region, using 0", e);
            }
        }
        String lineDelim = TextUtilities.getDefaultLineDelimiter(document);
        try {
            // get the JS text from the document (not translated)
            String jsTextNotTranslated = document.get(partition.getOffset(), partition.getLength());
            String originalText = jsTextNotTranslated;
            // deal with getting the JS text and unwrapping it from any <!-- //--> statements
            String preText = "";
            String postText = lineDelim + scriptRegionIndent;
            // find and remove start comment tag if it's there
            // $NON-NLS-1$
            Pattern startPattern = Pattern.compile("(\\A(\\s*<!--.*(" + lineDelim + ")?))");
            Matcher matcher = startPattern.matcher(jsTextNotTranslated);
            if (matcher.find()) {
                preText = lineDelim + scriptRegionIndent + matcher.group().trim();
                // $NON-NLS-1$
                jsTextNotTranslated = matcher.replaceFirst("");
            }
            // find and remove end comment tag if it's there
            matcher = END_PATTERN.matcher(jsTextNotTranslated);
            if (matcher.find()) {
                // $NON-NLS-1$
                jsTextNotTranslated = matcher.replaceFirst("");
                postText = lineDelim + scriptRegionIndent + matcher.group().trim() + postText;
            }
            /*
				 * replace the text in the document with the non-translated JS
				 * text but without HTML leading and trailing comments
				 */
            int scriptLength = jsTextNotTranslated.length();
            TextEdit replaceEdit = null;
            if (scriptLength != originalText.length()) {
                replaceEdit = new ReplaceEdit(partition.getOffset(), partition.getLength(), jsTextNotTranslated);
                replaceEdit.apply(document);
            }
            // translate the web page without the script "wrapping"
            IJsTranslation translation = getTranslation(document);
            String jsTextTranslated = translation.getJsText();
            /*
				 * Set a default replace text that is the original contents
				 * with a new line and proper indentation in front
				 */
            String replaceText = lineDelim + getIndentationString(getPreferences(), startIndentLevel) + jsTextNotTranslated;
            int javaScriptOffset = ((JsTranslation) translation).getJavaScriptOffset(partition.getOffset());
            // known range, proceed
            if (javaScriptOffset >= 0) {
                // format the translated text
                TextEdit edit = CodeFormatterUtil.format2(CodeFormatter.K_JAVASCRIPT_UNIT, jsTextTranslated, javaScriptOffset, scriptLength, startIndentLevel, lineDelim, getPreferences());
                IDocument jsDoc = new Document(jsTextTranslated);
                if (edit != null) {
                    /*
						 * Put the original (possibly not JS) text back into the doc
						 * to which we're applying the edit
						 */
                    if (translation instanceof JsTranslation) {
                        IJsTranslator translator = ((JsTranslation) translation).getTranslator();
                        if (translator instanceof JsTranslator) {
                            Region[] regions = ((JsTranslator) translator).getGeneratedRanges();
                            Arrays.sort(regions, new Comparator() {

                                public int compare(Object o1, Object o2) {
                                    return ((IRegion) o1).getOffset() - ((IRegion) o2).getOffset();
                                }
                            });
                            /*
								 * for each web page range representing content needing replacements, replace it with the
								 * original web page's text
								 */
                            for (int r = 0; r < regions.length; ++r) {
                                int javascriptOffset = ((JsTranslation) translation).getJavaScriptOffset(regions[r].getOffset());
                                if (javascriptOffset > 0) {
                                    jsDoc.replace(javascriptOffset, regions[r].getLength(), document.get(regions[r].getOffset(), regions[r].getLength()));
                                }
                            }
                        }
                    }
                    edit.apply(jsDoc);
                    replaceText = lineDelim + getIndentationString(getPreferences(), startIndentLevel) + (jsDoc.get(edit.getOffset(), edit.getLength())).trim();
                } else {
                    /*
						 * Revert changes (it may still appear dirty, though,
						 * because of the above edits having been applied)
						 */
                    replaceEdit = new ReplaceEdit(partition.getOffset(), scriptLength, originalText);
                    replaceEdit.apply(document);
                    return;
                }
            }
            // apply edit to html doc using the formated translated text and the possible leading and trailing html comments
            replaceText = preText + replaceText + postText;
            replaceEdit = new ReplaceEdit(partition.getOffset(), scriptLength, replaceText);
            replaceEdit.apply(document);
        } catch (BadLocationException e) {
            Logger.logException(e);
        }
    }
}

Example 74 with IStructuredDocumentRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion in project webtools.sourceediting by eclipse.

the class DTDRegionParser method getDocumentRegions.

public IStructuredDocumentRegion getDocumentRegions() {
    if (cachedNode != null) {
        return cachedNode;
    }
    List regions = getRegions();
    IStructuredDocumentRegion headNode = createNodeChain(regions);
    cachedNode = headNode;
    return headNode;
}

Example 75 with IStructuredDocumentRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion in project webtools.sourceediting by eclipse.

the class DTDRegionParser method addNewNodes.

private IStructuredDocumentRegion addNewNodes(IStructuredDocumentRegion lastNode, Vector regions) {
    IStructuredDocumentRegion leadingSpaceNode = null;
    IStructuredDocumentRegion contentNode = null;
    IStructuredDocumentRegion trailingSpaceNode = null;
    LinkedList nodeSeeds = new LinkedList();
    int nRegions = regions.size();
    int leadingSpaceEnd = -1;
    int trailingSpaceBegin = nRegions;
    // find leading space
    nodeSeeds.clear();
    for (int i = 0; i < nRegions; i++) {
        ITextRegion region = (ITextRegion) regions.get(i);
        String type = region.getType();
        if (isBlankRegion(type)) {
            leadingSpaceEnd = i;
            nodeSeeds.addLast(region);
        } else {
            break;
        }
    }
    if (!nodeSeeds.isEmpty()) {
        leadingSpaceNode = createNode(nodeSeeds);
        if (lastNode != null) {
            lastNode.setNext(leadingSpaceNode);
            leadingSpaceNode.setPrevious(lastNode);
        }
        lastNode = leadingSpaceNode;
    }
    // find trailing space
    if (leadingSpaceEnd < nRegions - 1) {
        nodeSeeds.clear();
        for (int i = nRegions - 1; 0 <= i; i--) {
            ITextRegion region = (ITextRegion) regions.get(i);
            String type = ((ITextRegion) regions.get(i)).getType();
            if (isBlankRegion(type)) {
                trailingSpaceBegin = i;
                nodeSeeds.addFirst(region);
            } else {
                break;
            }
        }
        if (!nodeSeeds.isEmpty()) {
            trailingSpaceNode = createNode(nodeSeeds);
        }
        nodeSeeds.clear();
        for (int i = leadingSpaceEnd + 1; i < trailingSpaceBegin; i++) {
            nodeSeeds.addLast(regions.get(i));
        }
        if (!nodeSeeds.isEmpty()) {
            contentNode = createNode(nodeSeeds);
            if (lastNode != null) {
                lastNode.setNext(contentNode);
                contentNode.setPrevious(lastNode);
            }
            lastNode = contentNode;
        }
        if (trailingSpaceNode != null) {
            lastNode.setNext(trailingSpaceNode);
            trailingSpaceNode.setPrevious(lastNode);
            lastNode = trailingSpaceNode;
        }
    }
    return lastNode;
}