Examples with StyleElement com.gargoylesoftware.htmlunit.css.StyleElement used on opensource projects

Example 1 with StyleElement

use of com.gargoylesoftware.htmlunit.css.StyleElement in project htmlunit by HtmlUnit.

the class NamedAttrNodeMapImpl method getStyleMap.

/**
 * <span style="color:red">INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK.</span><br>
 *
 * Returns a sorted map containing style elements, keyed on style element name. We use a
 * {@link LinkedHashMap} map so that results are deterministic and are thus testable.
 *
 * @return a sorted map containing style elements, keyed on style element name
 */
public Map<String, StyleElement> getStyleMap() {
    final String styleAttribute = getAttributeDirect("style");
    if (styleString_ == styleAttribute) {
        return styleMap_;
    }
    final Map<String, StyleElement> styleMap = new LinkedHashMap<>();
    if (ATTRIBUTE_NOT_DEFINED == styleAttribute || DomElement.ATTRIBUTE_VALUE_EMPTY == styleAttribute) {
        styleMap_ = styleMap;
        styleString_ = styleAttribute;
        return styleMap_;
    }
    final CSSStyleDeclarationImpl cssStyle = new CSSStyleDeclarationImpl(null);
    try {
        // use the configured cssErrorHandler here to do the same error handling during
        // parsing of inline styles like for external css
        cssStyle.setCssText(styleAttribute, getPage().getWebClient().getCssErrorHandler());
    } catch (final Exception e) {
        if (LOG.isErrorEnabled()) {
            LOG.error("Error while parsing style value '" + styleAttribute + "'", e);
        }
    }
    for (final Property prop : cssStyle.getProperties()) {
        final String key = prop.getName().toLowerCase(Locale.ROOT);
        final StyleElement element = new StyleElement(key, prop.getValue().getCssText(), prop.isImportant() ? StyleElement.PRIORITY_IMPORTANT : "", SelectorSpecificity.FROM_STYLE_ATTRIBUTE);
        styleMap.put(key, element);
    }
    styleMap_ = styleMap;
    styleString_ = styleAttribute;
    // styleString_ = cssStyle.getCssText();
    return styleMap_;
}

Example 2 with StyleElement

use of com.gargoylesoftware.htmlunit.css.StyleElement in project htmlunit by HtmlUnit.

the class CSSStyleDeclaration method getStyleAttribute.

/**
 * <p>Returns the value of one of the two named style attributes. If both attributes exist,
 * the value of the attribute that was declared last is returned. If only one of the
 * attributes exists, its value is returned. If neither attribute exists, an empty string
 * is returned.</p>
 *
 * <p>The second named attribute may be shorthand for a the actual desired property.
 * The following formats are possible:</p>
 * <ol>
 *   <li><tt>top right bottom left</tt>: All values are explicit.</li>
 *   <li><tt>top right bottom</tt>: Left is implicitly the same as right.</li>
 *   <li><tt>top right</tt>: Left is implicitly the same as right, bottom is implicitly the same as top.</li>
 *   <li><tt>top</tt>: Left, bottom and right are implicitly the same as top.</li>
 * </ol>
 *
 * @param name1 the name of the first style attribute
 * @param name2 the name of the second style attribute
 * @return the value of one of the two named style attributes
 */
private String getStyleAttribute(final Definition name1, final Definition name2) {
    final String value;
    if (styleDeclaration_ == null) {
        final StyleElement element1 = getStyleElement(name1.getAttributeName());
        final StyleElement element2 = getStyleElement(name2.getAttributeName());
        if (element2 == null) {
            if (element1 == null) {
                return "";
            }
            return element1.getValue();
        }
        if (element1 != null) {
            if (element1.compareTo(element2) > 0) {
                return element1.getValue();
            }
        }
        value = element2.getValue();
    } else {
        final String value1 = styleDeclaration_.getPropertyValue(name1.getAttributeName());
        final String value2 = styleDeclaration_.getPropertyValue(name2.getAttributeName());
        if ("".equals(value1) && "".equals(value2)) {
            return "";
        }
        if (!"".equals(value1) && "".equals(value2)) {
            return value1;
        }
        value = value2;
    }
    final String[] values = StringUtils.split(value);
    if (name1.name().contains("TOP")) {
        if (values.length > 0) {
            return values[0];
        }
        return "";
    } else if (name1.name().contains("RIGHT")) {
        if (values.length > 1) {
            return values[1];
        } else if (values.length > 0) {
            return values[0];
        }
        return "";
    } else if (name1.name().contains("BOTTOM")) {
        if (values.length > 2) {
            return values[2];
        } else if (values.length > 0) {
            return values[0];
        }
        return "";
    } else if (name1.name().contains("LEFT")) {
        if (values.length > 3) {
            return values[3];
        } else if (values.length > 1) {
            return values[1];
        } else if (values.length > 0) {
            return values[0];
        } else {
            return "";
        }
    } else {
        throw new IllegalStateException("Unsupported definition: " + name1);
    }
}

Example 3 with StyleElement

use of com.gargoylesoftware.htmlunit.css.StyleElement in project htmlunit by HtmlUnit.

the class ComputedCSSStyleDeclaration method setDefaultLocalStyleAttribute.

/**
 * Makes a local, "computed", modification to this CSS style that won't override other
 * style attributes of the same name. This method should be used to set default values
 * for style attributes.
 *
 * @param name the name of the style attribute to set
 * @param newValue the value of the style attribute to set
 */
public void setDefaultLocalStyleAttribute(final String name, final String newValue) {
    final StyleElement element = new StyleElement(name, newValue, "", SelectorSpecificity.DEFAULT_STYLE_ATTRIBUTE);
    localModifications_.put(name, element);
}

Example 4 with StyleElement

use of com.gargoylesoftware.htmlunit.css.StyleElement in project htmlunit by HtmlUnit.

the class ComputedCSSStyleDeclaration method applyLocalStyleAttribute.

private void applyLocalStyleAttribute(final String name, final String newValue, final String priority, final SelectorSpecificity specificity) {
    if (!StyleElement.PRIORITY_IMPORTANT.equals(priority)) {
        final StyleElement existingElement = localModifications_.get(name);
        if (existingElement != null) {
            if (existingElement.isImportant()) {
                // can't override a !important rule by a normal rule. Ignore it!
                return;
            } else if (specificity.compareTo(existingElement.getSpecificity()) < 0) {
                // can't override a rule with a rule having higher specificity
                return;
            }
        }
    }
    final StyleElement element = new StyleElement(name, newValue, priority, specificity);
    localModifications_.put(name, element);
}

Example 5 with StyleElement

use of com.gargoylesoftware.htmlunit.css.StyleElement in project htmlunit by HtmlUnit.

the class NamedAttrNodeMapImpl method removeStyleAttribute.

/**
 * <span style="color:red">INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK.</span><br>
 *
 * Removes the specified style attribute, returning the value of the removed attribute.
 * @param name the attribute name (delimiter-separated, not camel-cased)
 * @return the removed value
 */
public String removeStyleAttribute(final String name) {
    final Map<String, StyleElement> styleMap = getStyleMap();
    final StyleElement value = styleMap.get(name);
    if (value == null) {
        return "";
    }
    styleMap.remove(name);
    writeStyleToElement(styleMap);
    return value.getValue();
}