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

Example 31 with ICSSNode

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

the class CSSModelCreationContext method setLast.

/**
 */
void setLast() {
    fNextNode = null;
    if (!(fRootNode instanceof CSSStructuredDocumentRegionContainer)) {
        fTargetNode = fRootNode;
    } else {
        IStructuredDocumentRegion lastStructuredDocumentRegion = ((CSSStructuredDocumentRegionContainer) fRootNode).getLastStructuredDocumentRegion();
        CSSNodeImpl node = fRootNode;
        while (node != null) {
            ICSSNode lastChild = node.getLastChild();
            if (lastChild instanceof CSSStructuredDocumentRegionContainer && ((CSSStructuredDocumentRegionContainer) lastChild).getLastStructuredDocumentRegion() == lastStructuredDocumentRegion) {
                node = (CSSNodeImpl) lastChild;
            } else {
                break;
            }
        }
        fTargetNode = node;
    }
}

Example 32 with ICSSNode

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

the class CSSModelImpl method valueChanged.

void valueChanged(CSSNodeImpl node, String oldValue) {
    if (!fStructuredDocumentUpdate) {
        CSSModelUpdater updater = getUpdater();
        updater.valueChanged(node, oldValue);
    }
    ICSSSelector[] removed = null, added = null;
    if (node != null) {
        if (node.getNodeType() == ICSSNode.ATTR_NODE && ((CSSAttrImpl) node).getName().equals(ICSSStyleRule.SELECTOR)) {
            CSSAttrImpl attr = (CSSAttrImpl) node;
            // collect changed selector
            ICSSSelectorList list = new CSSSelectorListImpl(attr.getValue());
            added = new ICSSSelector[list.getLength()];
            for (int i = 0; i < list.getLength(); i++) added[i] = list.getSelector(i);
            // get old value
            list = new CSSSelectorListImpl(oldValue);
            removed = new ICSSSelector[list.getLength()];
            for (int i = 0; i < list.getLength(); i++) removed[i] = list.getSelector(i);
        } else if (node instanceof ICSSValue) {
            ICSSNode rule = node;
            while (rule != null) {
                if (rule instanceof ICSSStyleRule)
                    break;
                rule = rule.getParentNode();
            }
            if (rule != null) {
                ICSSSelectorList list = ((ICSSStyleRule) rule).getSelectors();
                added = new ICSSSelector[list.getLength()];
                for (int i = 0; i < list.getLength(); i++) added[i] = list.getSelector(i);
            }
        }
    }
    if (removed != null || added != null || getDocument().getNodeType() == ICSSNode.STYLEDECLARATION_NODE) {
        // send selector changed event
        getStyleNotifier().fire(removed, added, null);
    }
    // for href attribute
    if (getStyleListeners() != null && getStyleListeners().size() > 0) {
        if (node != null && node.getNodeType() == ICSSNode.ATTR_NODE && ((CSSAttrImpl) node).getName().equals(ICSSImportRule.HREF)) {
            ((ICSSImportRule) ((ICSSAttr) node).getOwnerCSSNode()).getStyleSheet();
        }
    }
}

Example 33 with ICSSNode

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

the class CSSModelImpl method childReplaced.

void childReplaced(CSSNodeImpl parentNode, CSSNodeImpl newChild, CSSNodeImpl oldChild) {
    if (!fStructuredDocumentUpdate) {
        CSSModelUpdater updater = getUpdater();
        updater.childReplaced(parentNode, newChild, oldChild);
    }
    // always check and send selector event
    ICSSSelector[] removed = null, added = null;
    if (parentNode.getNodeType() == ICSSNode.STYLESHEET_NODE || parentNode.getNodeType() == ICSSNode.MEDIARULE_NODE) {
        // collect old selectors
        SelectorsCollector selTrav = new SelectorsCollector();
        selTrav.apply(oldChild);
        int nSel = selTrav.getSelectors().size();
        if (nSel > 0) {
            removed = new ICSSSelector[nSel];
            for (int i = 0; i < nSel; i++) removed[i] = (ICSSSelector) selTrav.getSelectors().get(i);
        }
        // collect new selectors
        selTrav = new SelectorsCollector();
        selTrav.apply(newChild);
        nSel = selTrav.getSelectors().size();
        if (nSel > 0) {
            added = new ICSSSelector[nSel];
            for (int i = 0; i < nSel; i++) added[i] = (ICSSSelector) selTrav.getSelectors().get(i);
        }
    } else {
        // modification
        ICSSNode rule = parentNode;
        while (rule != null) {
            if (rule instanceof ICSSStyleRule)
                break;
            rule = rule.getParentNode();
        }
        if (rule != null) {
            ICSSSelectorList list = ((ICSSStyleRule) rule).getSelectors();
            added = new ICSSSelector[list.getLength()];
            for (int i = 0; i < list.getLength(); i++) added[i] = list.getSelector(i);
        }
    }
    if (removed != null || added != null || getDocument().getNodeType() == ICSSNode.STYLEDECLARATION_NODE) {
        // send selector changed event
        getStyleNotifier().fire(removed, added, null);
    }
    // close removed import-rule's external style sheets
    {
        ImportRuleCollector trav = new ImportRuleCollector();
        trav.apply(oldChild);
        Iterator it = trav.getRules().iterator();
        while (it.hasNext()) {
            ((CSSImportRuleImpl) it.next()).closeStyleSheet();
        }
    }
    // send events to listener for new import-rules
    if (getStyleListeners() != null && getStyleListeners().size() > 0) {
        ImportedCollector trav = new ImportedCollector();
        trav.apply(newChild);
    }
}

Example 34 with ICSSNode

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

the class CSSModelDeletionContext method addNodeToBeRemoved.

/**
 */
boolean addNodeToBeRemoved(ICSSNode node) {
    int nNodes = fNodesToBeRemoved.getLength();
    for (int i = 0; i < nNodes; i++) {
        ICSSNode parent = fNodesToBeRemoved.item(i);
        if (CSSModelUtil.isParentOf(parent, node)) {
            return false;
        }
    }
    fNodesToBeRemoved.appendNode(node);
    return true;
}

Example 35 with ICSSNode

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

the class CSSModelDeletionContext method findDeletionTarget.

/**
 */
CSSStructuredDocumentRegionContainer findDeletionTarget(CSSNodeImpl parent, IStructuredDocumentRegion flatNode) {
    CSSStructuredDocumentRegionContainer target = findContainer(parent, flatNode);
    if (target == null) {
        return null;
    }
    // System.out.print(flatNode.toString() + ": ");
    // child a(=====)b(=====)c
    // parent (================) a,c can remove parent, but b cannot.
    ICSSNode child;
    for (child = target.getFirstChild(); child != null && !(child instanceof CSSStructuredDocumentRegionContainer); child = child.getNextSibling()) {
    // just advancing
    }
    if (child == null) {
        // has no child containers.
        return target;
    } else {
        IStructuredDocumentRegion firstNode = ((CSSStructuredDocumentRegionContainer) child).getFirstStructuredDocumentRegion();
        if (flatNode.getStart() < getOriginalOffset(firstNode)) {
            // a
            return target;
        }
    }
    for (child = target.getLastChild(); child != null && !(child instanceof CSSStructuredDocumentRegionContainer); child = child.getPreviousSibling()) {
    // just advancing
    }
    if (child == null) {
        // has no child containers.
        return target;
    } else {
        IStructuredDocumentRegion firstNode = ((CSSStructuredDocumentRegionContainer) child).getFirstStructuredDocumentRegion();
        if (getOriginalOffset(firstNode) < flatNode.getStart()) {
            // c
            return target;
        }
    }
    // b
    return null;
}