Examples with SelectionCollector org.eclipse.wst.css.core.internal.util.SelectionCollector used on opensource projects

Example 1 with SelectionCollector

use of org.eclipse.wst.css.core.internal.util.SelectionCollector 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 2 with SelectionCollector

use of org.eclipse.wst.css.core.internal.util.SelectionCollector in project webtools.sourceediting by eclipse.

the class CSSProposalGeneratorForAtmarkRule method getCandidateCharsetRule.

/**
 */
private CSSCACandidate getCandidateCharsetRule() {
    // check content model
    CSSMetaModelUtil util = new CSSMetaModelUtil(fContext.getMetaModel());
    if (!util.collectNodesByType(CSSMMNode.TYPE_CHARSET_RULE).hasNext()) {
        return null;
    }
    // check if embedded or not
    if (fContext.getModel().getStyleSheetType() == ICSSModel.EMBEDDED) {
        return null;
    }
    // check if caret precede all other rules.
    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)) {
                return null;
            }
        }
    }
    int cursorPos = 0;
    String ident = (fUseUpperCase) ? CHARSET.toUpperCase() : CHARSET.toLowerCase();
    StringBuffer buf = new StringBuffer();
    buf.append(ident);
    // $NON-NLS-1$
    buf.append(" ");
    cursorPos = buf.length();
    StringAndOffset sao;
    sao = generateQuotes();
    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(text);
        item.setCursorPosition(cursorPos);
        item.setDisplayString(ident);
        item.setImageType(CSSImageType.RULE_CHARSET);
        return item;
    } else {
        return null;
    }
}