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

Example 16 with IndexedRegion

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

the class ImportRuleFormatter method formatAttrChanged.

/**
 */
public StringBuffer formatAttrChanged(ICSSNode node, ICSSAttr attr, boolean insert, AttrChangeContext context) {
    StringBuffer buf = new StringBuffer();
    if (node == null || attr == null)
        return buf;
    if (!ICSSImportRule.HREF.equalsIgnoreCase(attr.getName()))
        return buf;
    // get region to replace
    if (context != null && ((IndexedRegion) node).getEndOffset() > 0) {
        if (attr != null && ((IndexedRegion) attr).getEndOffset() > 0) {
            IStructuredDocumentRegion flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(((IndexedRegion) attr).getStartOffset());
            ITextRegion region = flatNode.getRegionAtCharacterOffset(((IndexedRegion) attr).getStartOffset());
            RegionIterator it = new RegionIterator(flatNode, region);
            it.prev();
            if (it.hasPrev()) {
                ITextRegion prev = it.prev();
                if (prev.getType() == CSSRegionContexts.CSS_S)
                    context.start = it.getStructuredDocumentRegion().getStartOffset(prev);
                else
                    context.start = it.getStructuredDocumentRegion().getStartOffset(region);
                it.next();
            } else
                context.start = it.getStructuredDocumentRegion().getStartOffset(region);
            it.next();
            it.next();
            if (it.hasNext()) {
                ITextRegion next = it.next();
                if (next.getType() == CSSRegionContexts.CSS_S)
                    context.end = it.getStructuredDocumentRegion().getEndOffset(next);
                else
                    context.end = it.getStructuredDocumentRegion().getEndOffset(region);
            } else
                context.end = it.getStructuredDocumentRegion().getEndOffset(region);
        } else {
            ICSSNode child = node.getFirstChild();
            IStructuredDocumentRegion flatNode = null;
            ITextRegion region = null;
            if (child == null) {
                flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(((IndexedRegion) node).getEndOffset() - 1);
                region = flatNode.getRegionAtCharacterOffset(((IndexedRegion) node).getEndOffset() - 1);
            } else {
                flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(((IndexedRegion) child).getStartOffset() - 1);
                region = flatNode.getRegionAtCharacterOffset(((IndexedRegion) child).getStartOffset() - 1);
            }
            if (region.getType() == CSSRegionContexts.CSS_S) {
                context.start = flatNode.getStartOffset(region);
                context.end = flatNode.getEndOffset(region);
            } else {
                context.start = flatNode.getEndOffset();
                context.end = flatNode.getEndOffset();
            }
        }
    }
    // generate text
    if (insert && attr.getValue() != null && attr.getValue().length() > 0) {
        appendSpaceBefore(node, attr.getValue(), buf);
        buf.append(attr.getValue());
        // $NON-NLS-1$
        appendSpaceBefore(node, "", buf);
    }
    return buf;
}

Example 17 with IndexedRegion

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

the class ImportRuleFormatter method formatPost.

/**
 */
protected void formatPost(ICSSNode node, StringBuffer source) {
    CSSCleanupStrategy stgy = getCleanupStrategy(node);
    int end = ((IndexedRegion) node).getEndOffset();
    int start = (node.getLastChild() != null && ((IndexedRegion) node.getLastChild()).getEndOffset() > 0) ? ((IndexedRegion) node.getLastChild()).getEndOffset() : getChildInsertPos(node);
    if (end > 0 && start < end) {
        IStructuredDocument structuredDocument = node.getOwnerDocument().getModel().getStructuredDocument();
        CompoundRegion[] regions = getRegionsWithoutWhiteSpaces(structuredDocument, new FormatRegion(start, end - start), stgy);
        for (int i = 0; i < regions.length; i++) {
            appendDelimBefore(node, regions[i], source);
            source.append(decoratedRegion(regions[i], 0, stgy));
        }
    } else {
        // $NON-NLS-1$
        source.append(";");
    }
}

Example 18 with IndexedRegion

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

the class ImportRuleFormatter method getAttrInsertPos.

/**
 */
public int getAttrInsertPos(ICSSNode node, String attrName) {
    if (node == null || attrName == null || attrName.length() == 0)
        return -1;
    if (!ICSSImportRule.HREF.equalsIgnoreCase(attrName))
        return -1;
    ICSSAttr attr = (ICSSAttr) node.getAttributes().getNamedItem(ICSSImportRule.HREF);
    if (attr != null && ((IndexedRegion) attr).getEndOffset() > 0)
        return ((IndexedRegion) attr).getStartOffset();
    IndexedRegion iNode = (IndexedRegion) node;
    if (iNode.getEndOffset() <= 0)
        return -1;
    FormatRegion formatRegion = null;
    ICSSNode child = node.getFirstChild();
    if (child != null && ((IndexedRegion) child).getEndOffset() > 0)
        formatRegion = new FormatRegion(iNode.getStartOffset(), ((IndexedRegion) child).getStartOffset() - iNode.getStartOffset());
    else
        formatRegion = new FormatRegion(iNode.getStartOffset(), iNode.getEndOffset() - iNode.getStartOffset());
    CompoundRegion[] regions = getRegionsWithoutWhiteSpaces(node.getOwnerDocument().getModel().getStructuredDocument(), formatRegion, getCleanupStrategy(node));
    boolean atrule = false;
    for (int i = 0; i < regions.length; i++) {
        if (regions[i].getType() == CSSRegionContexts.CSS_IMPORT) {
            atrule = true;
            continue;
        } else if (!atrule)
            continue;
        if (regions[i].getType() != CSSRegionContexts.CSS_COMMENT)
            return regions[i].getStartOffset();
    }
    return (child != null && ((IndexedRegion) child).getEndOffset() > 0) ? ((IndexedRegion) child).getStartOffset() : iNode.getEndOffset();
}

Example 19 with IndexedRegion

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

the class MediaRuleFormatter method getLengthToReformatAfter.

/**
 * @return int
 * @param node
 *            org.eclipse.wst.css.core.model.interfaces.ICSSNode
 * @param insertPos
 *            int
 */
public int getLengthToReformatAfter(ICSSNode node, int insertPos) {
    if (node == null)
        return 0;
    IndexedRegion nnode = (IndexedRegion) node;
    if (insertPos <= 0 || !nnode.contains(insertPos - 1))
        return 0;
    if (node.getFirstChild().getNextSibling() == node.getLastChild()) {
        // inserted
        // first style rule
        IStructuredDocumentRegion flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(insertPos);
        if (flatNode == null)
            return 0;
        ITextRegion region = flatNode.getRegionAtCharacterOffset(insertPos);
        if (region == null)
            return 0;
        RegionIterator it = new RegionIterator(flatNode, region);
        while (it.hasNext()) {
            region = it.next();
            if (region.getType() == CSSRegionContexts.CSS_LBRACE)
                break;
            if (nnode.getEndOffset() <= it.getStructuredDocumentRegion().getEndOffset(region))
                break;
        }
        int pos = it.getStructuredDocumentRegion().getStartOffset(region) - insertPos;
        return (pos >= 0) ? pos : 0;
    }
    return super.getLengthToReformatAfter(node, insertPos);
}

Example 20 with IndexedRegion

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

the class MediaRuleFormatter method formatPre.

/**
 */
protected void formatPre(ICSSNode node, StringBuffer source) {
    int start = ((IndexedRegion) node).getStartOffset();
    int end = (node.getFirstChild() != null && ((IndexedRegion) node.getFirstChild()).getEndOffset() > 0) ? ((IndexedRegion) node.getFirstChild()).getStartOffset() : getChildInsertPos(node);
    ICSSNode child = node.getFirstChild();
    if (child != null && (child instanceof MediaList) && ((MediaList) child).getLength() == 0) {
        if (child.getNextSibling() != null)
            end = ((IndexedRegion) child.getNextSibling()).getStartOffset();
        else
            end = -1;
    }
    if (end > 0) {
        // source formatting
        CSSCleanupStrategy stgy = getCleanupStrategy(node);
        IStructuredDocument structuredDocument = node.getOwnerDocument().getModel().getStructuredDocument();
        CompoundRegion[] regions = getRegionsWithoutWhiteSpaces(structuredDocument, new FormatRegion(start, end - start), stgy);
        for (int i = 0; i < regions.length; i++) {
            if (i != 0)
                appendSpaceBefore(node, regions[i], source);
            source.append(decoratedIdentRegion(regions[i], stgy));
        }
    } else {
        // source generation
        String str = MEDIA;
        if (CSSCorePlugin.getDefault().getPluginPreferences().getInt(CSSCorePreferenceNames.CASE_IDENTIFIER) == CSSCorePreferenceNames.UPPER)
            str = MEDIA.toUpperCase();
        source.append(str);
    }
    if (child != null && (child instanceof MediaList) && ((MediaList) child).getLength() > 0) {
        // $NON-NLS-1$
        appendSpaceBefore(node, "", source);
    }
}