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

Example 16 with ITextRegion

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

the class StyleDeclItemFormatter method getFirstChildRegionLength.

/**
 */
private int getFirstChildRegionLength(ICSSNode node) {
    ICSSNode firstChild = node.getFirstChild();
    if (firstChild == null)
        return 1;
    int start = ((IndexedRegion) firstChild).getStartOffset();
    RegionIterator itr = new RegionIterator(node.getOwnerDocument().getModel().getStructuredDocument(), start);
    while (itr.hasNext()) {
        ITextRegion reg = itr.next();
        if (reg != null && reg.getType() != CSSRegionContexts.CSS_S)
            return reg.getTextLength();
    }
    return 1;
}

Example 17 with ITextRegion

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

the class StyleDeclItemFormatter 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 (!ICSSStyleDeclItem.IMPORTANT.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);
            } else
                context.start = it.getStructuredDocumentRegion().getStartOffset(region);
            context.end = it.getStructuredDocumentRegion().getEndOffset(region);
        } else {
            IStructuredDocumentRegion flatNode = node.getOwnerDocument().getModel().getStructuredDocument().getRegionAtCharacterOffset(((IndexedRegion) node).getEndOffset() - 1);
            ITextRegion region = flatNode.getRegionAtCharacterOffset(((IndexedRegion) node).getEndOffset() - 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());
    }
    return buf;
}

Example 18 with ITextRegion

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

the class CSSDocumentCharsetDetector method getType.

private String getType(IStructuredDocumentRegion node) {
    if (node == null)
        return null;
    ITextRegionList regions = node.getRegions();
    if (regions == null || regions.size() == 0)
        return null;
    ITextRegion region = regions.get(0);
    String result = region.getType();
    return result;
}

Example 19 with ITextRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion 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 20 with ITextRegion

use of org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion 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);
}