Java 类org.w3c.dom.stylesheets.StyleSheet 实例源码

/**
 *  The style sheet. 
 */
public StyleSheet getSheet() {
    if (sheet == null) {
        sheet = factory.createStyleSheet(this, getPseudoAttributes());
    }
    return sheet;
}

/**
 *  The style sheet. 
 */
public StyleSheet getSheet() {
    if (sheet == null) {
        sheet = factory.createStyleSheet(this, getPseudoAttributes());
    }
    return sheet;
}

/**
 *  The style sheet. 
 */
public StyleSheet getSheet() {
    if (sheet == null) {
        sheet = factory.createStyleSheet(this, getPseudoAttributes());
    }
    return sheet;
}

/**
 * Merges all StyleSheets in this list into one.
 *
 * @return the new (merged) StyleSheet
 */
public StyleSheet merge() {
    final CSSStyleSheetImpl merged = new CSSStyleSheetImpl();
    final CSSRuleListImpl cssRuleList = new CSSRuleListImpl();
    final Iterator<CSSStyleSheet> it = getCSSStyleSheets().iterator();
    while (it.hasNext()) {
        final CSSStyleSheetImpl cssStyleSheet = (CSSStyleSheetImpl) it.next();
        final CSSMediaRuleImpl cssMediaRule = new CSSMediaRuleImpl(merged, null, cssStyleSheet.getMedia());
        cssMediaRule.setRuleList((CSSRuleListImpl) cssStyleSheet.getCssRules());
        cssRuleList.add(cssMediaRule);
    }
    merged.setCssRules(cssRuleList);
    merged.setMediaText("all");
    return merged;
}

private boolean equalsStyleSheets(final StyleSheetList ssl) {
    if ((ssl == null) || (getLength() != ssl.getLength())) {
        return false;
    }
    for (int i = 0; i < getLength(); i++) {
        final StyleSheet styleSheet1 = item(i);
        final StyleSheet styleSheet2 = ssl.item(i);
        if (!LangUtils.equals(styleSheet1, styleSheet2)) {
            return false;
        }
    }
    return true;
}

JStyleSheetWrapper(final cz.vutbr.web.css.StyleSheet jStyleSheet, final String mediaStr, final String href, final Node ownerNode,
    final CSSStyleSheet parentStyleSheet, final String type, final String title, final StyleSheetBridge bridge) {
  this.jStyleSheet = jStyleSheet;
  this.mediaStr = mediaStr;
  this.href = href;
  this.bridge = bridge;
  this.ownerNode = ownerNode;
  this.type = type;
  this.title = title;
  this.parentStyleSheet = parentStyleSheet;
}

/**
 * Creates a stylesheet from the data of an xml-stylesheet
 * processing instruction or return null.
 */
public StyleSheet createStyleSheet(Node n, HashTable attrs) {
    throw new UnsupportedOperationException
        ("StyleSheetFactory.createStyleSheet is not implemented"); // XXX
}

/**
 * Creates a stylesheet from the data of an xml-stylesheet
 * processing instruction or return null.
 */
public StyleSheet createStyleSheet(Node n, HashTable attrs) {
    throw new UnsupportedOperationException
        ("StyleSheetFactory.createStyleSheet is not implemented"); // XXX
}

/**
 * Creates a stylesheet from the data of an xml-stylesheet
 * processing instruction or return null.
 */
public StyleSheet createStyleSheet(Node n, HashTable attrs) {
    throw new UnsupportedOperationException
        ("StyleSheetFactory.createStyleSheet is not implemented"); // XXX
}

@Override
public StyleSheet getParentStyleSheet() {
    return parentStyleSheet_;
}

public void setParentStyleSheet(final StyleSheet parentStyleSheet) {
    parentStyleSheet_ = parentStyleSheet;
}

@Override
public StyleSheet item(final int index) {
    return getCSSStyleSheets().get(index);
}

public cz.vutbr.web.css.StyleSheet getJStyleSheet() {
  return this.jStyleSheet;
}

public void setJStyleSheet(final cz.vutbr.web.css.StyleSheet jStyleSheet) {
  this.jStyleSheet = jStyleSheet;
}

/**
 * Used to insert a new rule into the style sheet. The new rule now becomes
 * part of the cascade.
 *
 * @param rule
 *          The parsable text representing the rule. For rule sets this
 *          contains both the selector and the style declaration. For
 *          at-rules, this specifies both the at-identifier and the rule
 *          content.
 * @param index
 *          The index within the style sheet's rule list of the rule before
 *          which to insert the specified rule. If the specified index is
 *          equal to the length of the style sheet's rule collection, the rule
 *          will be added to the end of the style sheet.
 * @return The index within the style sheet's rule collection of the newly
 *         inserted rule.
 * @exception DOMException
 *              HIERARCHY_REQUEST_ERR: Raised if the rule cannot be inserted
 *              at the specified index e.g. if an <code>@import</code> rule is
 *              inserted after a standard rule set or other at-rule. <br>
 *              INDEX_SIZE_ERR: Raised if the specified index is not a valid
 *              insertion point. <br>
 *              NO_MODIFICATION_ALLOWED_ERR: Raised if this style sheet is
 *              readonly. <br>
 *              SYNTAX_ERR: Raised if the specified rule has a syntax error
 *              and is unparsable.
 */
//TODO handle all the different types of exceptions as mentioned above
public int insertRule(final String rule, final int index) throws DOMException {
  final cz.vutbr.web.css.StyleSheet jSheet = CSSUtils.parse(rule);
  if (jSheet.size() > 0) {
    this.jStyleSheet.add(index, jSheet.get(0));
    bridge.notifyStyleSheetChanged(this);
    return index;
  }
  return -1;
}

/**
 * Creates a stylesheet from the data of the xml-stylesheet
 * processing instruction or return null when it is not possible
 * to create the given stylesheet.
 */
StyleSheet createStyleSheet(Node node, HashTable pseudoAttrs);

/**
 * Creates a stylesheet from the data of the xml-stylesheet
 * processing instruction or return null when it is not possible
 * to create the given stylesheet.
 */
StyleSheet createStyleSheet(Node node, HashTable pseudoAttrs);

/**
 * Creates a stylesheet from the data of the xml-stylesheet
 * processing instruction or return null when it is not possible
 * to create the given stylesheet.
 */
StyleSheet createStyleSheet(Node node, HashTable pseudoAttrs);

/**
 * @param jStyleSheet
 *          parsed style sheet from jStyleParser
 * @param mediaStr
 *          The intended destination media for style information. The media is
 *          often specified in the <code>ownerNode</code>. If no media has
 *          been specified, the <code>MediaList</code> will be empty. See the
 *          media attribute definition for the <code>LINK</code> element in
 *          HTML 4.0, and the media pseudo-attribute for the XML style sheet
 *          processing instruction . Modifying the media list may cause a
 *          change to the attribute <code>disabled</code>.
 * @param href
 *          If the style sheet is a linked style sheet, the value of its
 *          attribute is its location. For inline style sheets, the value of
 *          this attribute is <code>null</code>. See the href attribute
 *          definition for the <code>LINK</code> element in HTML 4.0, and the
 *          href pseudo-attribute for the XML style sheet processing
 *          instruction.
 * @param parentStyleSheet
 *          For style sheet languages that support the concept of style sheet
 *          inclusion, this attribute represents the including style sheet, if
 *          one exists. If the style sheet is a top-level style sheet, or the
 *          style sheet language does not support inclusion, the value of this
 *          attribute is <code>null</code>.
 * @param bridge
 *          callback to notify any changes in the style sheet or to
 *          dynamically get data from the caller.
 */
public JStyleSheetWrapper(final cz.vutbr.web.css.StyleSheet jStyleSheet, final String mediaStr, final String href,
    final CSSStyleSheet parentStyleSheet, final StyleSheetBridge bridge) {
  this(jStyleSheet, mediaStr, href, null, parentStyleSheet, null, null, bridge);
}

/**
 * @param jStyleSheet
 *          parsed style sheet from jStyleParser
 * @param mediaStr
 *          The intended destination media for style information. The media is
 *          often specified in the <code>ownerNode</code>. If no media has
 *          been specified, the <code>MediaList</code> will be empty. See the
 *          media attribute definition for the <code>LINK</code> element in
 *          HTML 4.0, and the media pseudo-attribute for the XML style sheet
 *          processing instruction . Modifying the media list may cause a
 *          change to the attribute <code>disabled</code>.
 * @param href
 *          If the style sheet is a linked style sheet, the value of its
 *          attribute is its location. For inline style sheets, the value of
 *          this attribute is <code>null</code>. See the href attribute
 *          definition for the <code>LINK</code> element in HTML 4.0, and the
 *          href pseudo-attribute for the XML style sheet processing
 *          instruction.
 * @param type
 *          the type of the style sheet. e.g. "text/css"
 * @param title
 *          The advisory title. The title is often specified in the
 *          <code>ownerNode</code>. See the title attribute definition for the
 *          <code>LINK</code> element in HTML 4.0, and the title
 *          pseudo-attribute for the XML style sheet processing instruction.
 * @param ownerNode
 *          The node that associates this style sheet with the document. For
 *          HTML, this may be the corresponding <code>LINK</code> or
 *          <code>STYLE</code> element. For XML, it may be the linking
 *          processing instruction. For style sheets that are included by
 *          other style sheets, the value of this attribute is
 *          <code>null</code>.
 * @param bridge
 *          callback to notify any changes in the style sheet or to
 *          dynamically get data from the caller.
 */
public JStyleSheetWrapper(final cz.vutbr.web.css.StyleSheet jStyleSheet, final String mediaStr, final String href, final String type,
    final String title, final Node ownerNode, final StyleSheetBridge bridge) {
  this(jStyleSheet, mediaStr, href, ownerNode, null, type, title, bridge);
}

/**
 * @return The containing <code>Style Sheet</code>, applicable only for
 *         <code>@import</code> rules. <code>null</code> for nodes as the
 *         style sheet is a top-level style sheet, either from
 *         <code>LINK</code> or <code>STYLE</code> element.
 */
public StyleSheet getParentStyleSheet() {
  return this.parentStyleSheet;
}