Examples with ICSSDocument org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument used on opensource projects

Example 1 with ICSSDocument

use of org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument in project webtools.sourceediting by eclipse.

the class JSPedCSSModelParser method insertUnknownImport.

private CSSNodeImpl insertUnknownImport(IStructuredDocumentRegion region) {
    CSSModelCreationContext creationContext = getCreationContext();
    CSSNodeImpl parent = creationContext.getTargetNode();
    ICSSDocument sheet = parent.getOwnerDocument();
    String text = region.getText();
    Pattern pattern = Pattern.compile(" ");
    String[] strs = pattern.split(text);
    String hrefValue = null;
    for (int i = 0; i < strs.length; i++) {
        String hrefStr = "file=\"";
        if (strs[i].startsWith(hrefStr)) {
            int hrefStr_length = hrefStr.length();
            // minus 1 to avoid quote?
            int hrefValue_length = strs[i].length() - 1;
            if (hrefValue_length > hrefStr_length) {
                hrefValue = strs[i].substring(hrefStr_length, hrefValue_length);
            } else {
                /*
					 * ISSUE: this handles cases where, e.g. "file=" has no
					 * subsequent 'value' ... and from code in insertStructuredDocumentRegion
					 * I believe should return null, rather than empty string, but, this may 
					 * need some fine tuning eventually.
					 */
                hrefValue = null;
            }
            break;
        }
    }
    if (hrefValue == null) {
        return null;
    }
    JSPCSSImportRuleImpl rule = new JSPCSSImportRuleImpl();
    rule.setOwnerDocument(sheet);
    rule.appendChild((CSSNodeImpl) sheet.createMediaList());
    rule.setRangeStructuredDocumentRegion(region, region);
    if (!isUpdateContextActive()) {
        // Attribute(ICSSImportRule.HREF, hrefValue);
        rule.setHref(hrefValue);
    }
    // insert to tree
    if (!isUpdateContextActive() && parent != null) {
        // propagateRangePreInsert(sheet, rule);
        CSSNodeImpl next = creationContext.getNextNode();
        if (next != null) {
            ((CSSNodeImpl) sheet).insertBefore(rule, next);
        } else {
            ((CSSNodeImpl) sheet).appendChild(rule);
        }
    }
    // creationContext.setTargetNode(rule);
    return rule;
}

Example 2 with ICSSDocument

use of org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument in project webtools.sourceediting by eclipse.

the class CSSCompletionProposalComputer method computeCompletionProposals.

/**
 * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#computeCompletionProposals(org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext, org.eclipse.core.runtime.IProgressMonitor)
 */
public List computeCompletionProposals(CompletionProposalInvocationContext context, IProgressMonitor monitor) {
    ITextViewer viewer = context.getViewer();
    int documentPosition = context.getInvocationOffset();
    IndexedRegion indexedNode = ContentAssistUtils.getNodeAt(viewer, documentPosition);
    IDOMNode xNode = null;
    IDOMNode parent = null;
    CSSProposalArranger arranger = null;
    // If there is a selected region, we'll need to replace the text
    ITextSelection selection = (ITextSelection) viewer.getSelectionProvider().getSelection();
    // if(indexedNode == null) return new ICompletionProposal[0];
    if (indexedNode instanceof IDOMNode) {
        xNode = (IDOMNode) indexedNode;
        parent = (IDOMNode) xNode.getParentNode();
    }
    // case
    if ((xNode != null) && xNode.getNodeName().equalsIgnoreCase(HTML40Namespace.ElementName.STYLE)) {
        // now we know the cursor is in a <style> tag w/out region
        IStructuredModel cssModel = getCSSModel(xNode);
        if (cssModel != null) {
            // adjust offsets for embedded style
            int offset = documentPosition;
            int pos = 0;
            IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(pos);
            if (keyIndexedNode == null) {
                keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
            }
            arranger = new CSSProposalArranger(pos, (ICSSNode) keyIndexedNode, offset, selection.getLength(), (char) 0);
        }
    } else if ((parent != null) && parent.getNodeName().equalsIgnoreCase(HTML40Namespace.ElementName.STYLE)) {
        // now we know the cursor is in a <style> tag with a region
        // use the parent because that will be the <style> tag
        IStructuredModel cssModel = getCSSModel(parent);
        if (cssModel != null) {
            // adjust offsets for embedded style
            int offset = indexedNode.getStartOffset();
            int pos = documentPosition - offset;
            IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(pos);
            if (keyIndexedNode == null) {
                keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
            }
            arranger = new CSSProposalArranger(pos, (ICSSNode) keyIndexedNode, offset, selection.getLength(), (char) 0);
        }
    } else if (indexedNode instanceof IDOMNode) {
        IDOMNode domNode = ((IDOMNode) indexedNode);
        // get model for node w/ style attribute
        IStructuredModel cssModel = getCSSModel(domNode);
        if (cssModel != null) {
            // adjust offsets for embedded style
            int textRegionStartOffset = getTextRegionStartOffset(domNode, documentPosition);
            int pos = documentPosition - textRegionStartOffset;
            char quote = (char) 0;
            try {
                quote = context.getDocument().get(textRegionStartOffset, 1).charAt(0);
            } catch (BadLocationException e) {
                Logger.logException("error getting quote character", e);
            }
            // get css indexed region
            IndexedRegion cssIndexedNode = cssModel.getIndexedRegion(pos);
            if (cssIndexedNode == null) {
                cssIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
            }
            if (cssIndexedNode instanceof ICSSNode) {
                // inline style for a tag, not embedded
                arranger = new CSSProposalArranger(pos, (ICSSNode) cssIndexedNode, textRegionStartOffset, selection.getLength(), quote);
            }
        }
    } else if (indexedNode instanceof ICSSNode) {
        // when editing external CSS using CSS Designer, ICSSNode is passed.
        ICSSDocument cssdoc = ((ICSSNode) indexedNode).getOwnerDocument();
        if (cssdoc != null) {
            IStructuredModel cssModel = cssdoc.getModel();
            if (cssModel != null) {
                IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition);
                if (keyIndexedNode == null) {
                    keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
                }
                if (keyIndexedNode instanceof ICSSNode) {
                    // inline style for a tag, not embedded
                    arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, 0, selection.getLength(), (char) 0);
                }
            }
        }
    } else if ((indexedNode == null) && ContentAssistUtils.isViewerEmpty(viewer)) {
        // the top of empty CSS Document
        IStructuredModel cssModel = null;
        try {
            cssModel = StructuredModelManager.getModelManager().getExistingModelForRead(viewer.getDocument());
            if (cssModel instanceof ICSSModel) {
                IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition);
                if (keyIndexedNode == null) {
                    keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
                }
                if (keyIndexedNode instanceof ICSSNode) {
                    // inline style for a tag, not embedded
                    arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, 0, (char) 0);
                }
            }
        } finally {
            if (cssModel != null)
                cssModel.releaseFromRead();
        }
    }
    ICompletionProposal[] proposals = new ICompletionProposal[0];
    if (arranger != null) {
        proposals = arranger.getProposals();
        ICompletionProposal[] newfileproposals = new ICompletionProposal[0];
        ICompletionProposal[] anyproposals = new ICompletionProposal[0];
        // add end tag if parent is not closed
        ICompletionProposal endTag = XMLContentAssistUtilities.computeXMLEndTagProposal(viewer, documentPosition, indexedNode, HTML40Namespace.ElementName.STYLE, SharedXMLEditorPluginImageHelper.IMG_OBJ_TAG_GENERIC);
        // add the additional proposals
        int additionalLength = newfileproposals.length + anyproposals.length;
        additionalLength = (endTag != null) ? ++additionalLength : additionalLength;
        if (additionalLength > 0) {
            ICompletionProposal[] plusOnes = new ICompletionProposal[proposals.length + additionalLength];
            int appendPos = proposals.length;
            // add end tag proposal
            if (endTag != null) {
                System.arraycopy(proposals, 0, plusOnes, 1, proposals.length);
                plusOnes[0] = endTag;
                ++appendPos;
            } else {
                System.arraycopy(proposals, 0, plusOnes, 0, proposals.length);
            }
            // add items in newfileproposals
            for (int i = 0; i < newfileproposals.length; ++i) {
                plusOnes[appendPos + i] = newfileproposals[i];
            }
            // add items in anyproposals
            appendPos = appendPos + newfileproposals.length;
            for (int i = 0; i < anyproposals.length; ++i) {
                plusOnes[appendPos + i] = anyproposals[i];
            }
            proposals = plusOnes;
        }
    }
    return Arrays.asList(proposals);
}

Example 3 with ICSSDocument

use of org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument in project webtools.sourceediting by eclipse.

the class CSSContentAssistProcessor method computeCompletionProposals.

/**
 * Return a list of proposed code completions based on the specified
 * location within the document that corresponds to the current cursor
 * position within the text-editor control.
 *
 * @param documentPosition
 *            a location within the document
 * @return an array of code-assist items
 */
public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int documentPosition) {
    IndexedRegion indexedNode = ContentAssistUtils.getNodeAt(viewer, documentPosition + fDocumentOffset);
    IDOMNode xNode = null;
    IDOMNode parent = null;
    CSSProposalArranger arranger = null;
    boolean isEmptyDocument = false;
    // If there is a selected region, we'll need to replace the text
    ITextSelection selection = (ITextSelection) viewer.getSelectionProvider().getSelection();
    boolean selected = (selection != null && selection.getText() != null && selection.getText().trim().length() > 0);
    // if(indexedNode == null) return new ICompletionProposal[0];
    if (indexedNode instanceof IDOMNode) {
        xNode = (IDOMNode) indexedNode;
        parent = (IDOMNode) xNode.getParentNode();
    }
    // case
    if ((xNode != null) && xNode.getNodeName().equalsIgnoreCase(HTML40Namespace.ElementName.STYLE)) {
        // now we know the cursor is in a <style> tag w/out region
        IStructuredModel cssModel = getCSSModel(xNode);
        if (cssModel != null) {
            // adjust offsets for embedded style
            int offset = documentPosition + fDocumentOffset;
            int pos = 0;
            IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(pos);
            if (keyIndexedNode == null) {
                keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
            }
            arranger = new CSSProposalArranger(pos, (ICSSNode) keyIndexedNode, offset, (char) 0, selected);
        }
    } else if ((parent != null) && parent.getNodeName().equalsIgnoreCase(HTML40Namespace.ElementName.STYLE)) {
        // now we know the cursor is in a <style> tag with a region
        // use the parent because that will be the <style> tag
        IStructuredModel cssModel = getCSSModel(parent);
        if (cssModel != null) {
            // adjust offsets for embedded style
            int offset = indexedNode.getStartOffset();
            int pos = documentPosition - offset;
            IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(pos);
            if (keyIndexedNode == null) {
                keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
            }
            arranger = new CSSProposalArranger(pos, (ICSSNode) keyIndexedNode, offset, (char) 0, selected);
        }
    } else if (indexedNode instanceof IDOMNode) {
        // get model for node w/ style attribute
        IStructuredModel cssModel = getCSSModel((IDOMNode) indexedNode);
        if (cssModel != null) {
            IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition - fDocumentOffset);
            if (keyIndexedNode == null) {
                keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
            }
            if (keyIndexedNode instanceof ICSSNode) {
                // inline style for a tag, not embedded
                arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, fDocumentOffset, fQuote, selected);
            }
        }
    } else if (indexedNode instanceof ICSSNode) {
        // when editing external CSS using CSS Designer, ICSSNode is
        // passed.
        ICSSDocument cssdoc = ((ICSSNode) indexedNode).getOwnerDocument();
        if (cssdoc != null) {
            IStructuredModel cssModel = cssdoc.getModel();
            if (cssModel != null) {
                IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition - fDocumentOffset);
                if (keyIndexedNode == null) {
                    keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
                }
                if (keyIndexedNode instanceof ICSSNode) {
                    // inline style for a tag, not embedded
                    arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, fDocumentOffset, fQuote, selected);
                }
            }
        }
    } else if ((indexedNode == null) && isViewerEmpty(viewer)) {
        isEmptyDocument = true;
        // the top of empty CSS Document
        IStructuredModel cssModel = null;
        try {
            cssModel = StructuredModelManager.getModelManager().getExistingModelForRead(viewer.getDocument());
            if (cssModel instanceof ICSSModel) {
                IndexedRegion keyIndexedNode = cssModel.getIndexedRegion(documentPosition - fDocumentOffset);
                if (keyIndexedNode == null) {
                    keyIndexedNode = (IndexedRegion) ((ICSSModel) cssModel).getDocument();
                }
                if (keyIndexedNode instanceof ICSSNode) {
                    // inline style for a tag, not embedded
                    arranger = new CSSProposalArranger(documentPosition, (ICSSNode) keyIndexedNode, fDocumentOffset, fQuote);
                }
            }
        } finally {
            if (cssModel != null)
                cssModel.releaseFromRead();
        }
    }
    ICompletionProposal[] proposals = new ICompletionProposal[0];
    if (arranger != null) {
        fDocumentOffset = 0;
        proposals = arranger.getProposals();
        ICompletionProposal[] newfileproposals = new ICompletionProposal[0];
        ICompletionProposal[] anyproposals = new ICompletionProposal[0];
        // add template proposals
        if (getTemplateCompletionProcessor() != null) {
            if (isEmptyDocument) {
                getTemplateCompletionProcessor().setContextType(TemplateContextTypeIdsCSS.NEW);
                newfileproposals = getTemplateCompletionProcessor().computeCompletionProposals(viewer, documentPosition);
            }
            getTemplateCompletionProcessor().setContextType(TemplateContextTypeIdsCSS.ALL);
            anyproposals = getTemplateCompletionProcessor().computeCompletionProposals(viewer, documentPosition);
        }
        // add end tag if parent is not closed
        ICompletionProposal endTag = XMLContentAssistUtilities.computeXMLEndTagProposal(viewer, documentPosition, indexedNode, HTML40Namespace.ElementName.STYLE, SharedXMLEditorPluginImageHelper.IMG_OBJ_TAG_GENERIC);
        // add the additional proposals
        int additionalLength = newfileproposals.length + anyproposals.length;
        additionalLength = (endTag != null) ? ++additionalLength : additionalLength;
        if (additionalLength > 0) {
            ICompletionProposal[] plusOnes = new ICompletionProposal[proposals.length + additionalLength];
            int appendPos = proposals.length;
            // add end tag proposal
            if (endTag != null) {
                System.arraycopy(proposals, 0, plusOnes, 1, proposals.length);
                plusOnes[0] = endTag;
                ++appendPos;
            } else {
                System.arraycopy(proposals, 0, plusOnes, 0, proposals.length);
            }
            // add items in newfileproposals
            for (int i = 0; i < newfileproposals.length; ++i) {
                plusOnes[appendPos + i] = newfileproposals[i];
            }
            // add items in anyproposals
            appendPos = appendPos + newfileproposals.length;
            for (int i = 0; i < anyproposals.length; ++i) {
                plusOnes[appendPos + i] = anyproposals[i];
            }
            proposals = plusOnes;
        }
    }
    return proposals;
}

Example 4 with ICSSDocument

use of org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument in project webtools.sourceediting by eclipse.

the class CSSProposalGeneratorForAtmarkRule method getCandidateImportRule.

/**
 */
private CSSCACandidate getCandidateImportRule() {
    // check content model
    CSSMetaModelUtil util = new CSSMetaModelUtil(fContext.getMetaModel());
    if (!util.collectNodesByType(CSSMMNode.TYPE_IMPORT_RULE).hasNext()) {
        return null;
    }
    // charset and import can precede import rule.
    int offset = fContext.getCursorPos();
    if (0 < offset) {
        SelectionCollector trav = new SelectionCollector();
        trav.setRegion(0, offset - 1);
        trav.apply(fContext.getModel().getDocument());
        Iterator i = trav.getSelectedNodes().iterator();
        while (i.hasNext()) {
            Object obj = i.next();
            if (obj instanceof ICSSNode && !(obj instanceof ICSSDocument || obj instanceof ICSSCharsetRule || obj instanceof ICSSImportRule)) {
                return null;
            }
        }
    }
    int cursorPos = 0;
    String ident = (fUseUpperCase) ? IMPORT.toUpperCase() : IMPORT.toLowerCase();
    StringBuffer buf = new StringBuffer();
    buf.append(ident);
    // $NON-NLS-1$
    buf.append(" ");
    cursorPos = buf.length();
    StringAndOffset sao;
    sao = generateURI();
    buf.append(sao.fString);
    cursorPos += sao.fOffset;
    sao = generateSemicolon();
    buf.append(sao.fString);
    String text = buf.toString();
    if (isMatch(text)) {
        CSSCACandidate item = new CSSCACandidate();
        item.setReplacementString(buf.toString());
        item.setCursorPosition(cursorPos);
        item.setDisplayString(ident);
        item.setImageType(CSSImageType.RULE_IMPORT);
        return item;
    } else {
        return null;
    }
}

Example 5 with ICSSDocument

use of org.eclipse.wst.css.core.internal.provisional.document.ICSSDocument in project webtools.sourceediting by eclipse.

the class CSSMediaRuleTest method testCreateRule.

public void testCreateRule() {
    ICSSStyleSheet sheet = getStyleSheet();
    ICSSDocument doc = sheet;
    ICSSMediaRule newRule = doc.createCSSMediaRule();
    MediaList newList = newRule.getMedia();
    newList.appendMedium("media1");
    newList.appendMedium("media2");
    sheet.insertRuleBefore(newRule, null);
    CSSRuleList ruleList = sheet.getCssRules();
    CSSRule rule = ruleList.item(0);
    assertTrue(rule instanceof CSSMediaRule);
    CSSMediaRule mediaRule = (CSSMediaRule) rule;
    MediaList mediaList = mediaRule.getMedia();
    assertEquals(2, mediaList.getLength());
    assertEquals("media1", mediaList.item(0));
    assertEquals("media2", mediaList.item(1));
    assertEquals("@media media1, media2 {" + FileUtil.commonEOL + "}", mediaRule.getCssText());
}