<?xml version="1.0" encoding="utf-8"?> <!-- CSSMediaRule interface --> <interface name="CSSMediaRule" inherits="CSSRule" id="CSS-CSSMediaRule" since="DOM Level 2"> <descr> <p> The <code>CSSMediaRule</code> interface represents a <xspecref href="&css2;/media.html#at-media-rule">@media rule</xspecref> in a CSS style sheet. A <code>@media</code> rule can be used to delimit style rules for specific media types. </p> </descr> <attribute id="CSS-CSSMediaRule-mediaTypes" name="media" type="stylesheets::MediaList" readonly="yes"> <descr> <p> A list of <xspecref href="&css2;/media.html#media-types">media types</xspecref> for this rule. </p> </descr> </attribute> <attribute type="CSSRuleList" readonly="yes" name="cssRules" id="CSS-CSSMediaRule-cssRules"> <descr> <p> A list of all CSS rules contained within the media block. </p> </descr> </attribute> <method name="insertRule" id="CSS-CSSMediaRule-insertRule"> <descr> <p> Used to insert a new rule into the media block. </p> </descr> <parameters> <param name="rule" type="DOMString" attr="in"> <descr> <p> 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. </p> </descr> </param> <param name="index" type="unsigned long" attr="in"> <descr> <p> The index within the media block's rule collection of the rule before which to insert the specified rule. If the specified index is equal to the length of the media blocks's rule collection, the rule will be added to the end of the media block. </p> </descr> </param> </parameters> <returns type="unsigned long"> <descr> <p> The index within the media block's rule collection of the newly inserted rule. </p> </descr> </returns> <raises> <exception name="DOMException"> <descr> <p>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.</p> <p>INDEX_SIZE_ERR: Raised if the specified index is not a valid insertion point.</p> <p>NO_MODIFICATION_ALLOWED_ERR: Raised if this media rule is readonly.</p> <p>SYNTAX_ERR: Raised if the specified rule has a syntax error and is unparsable.</p> </descr> </exception> </raises> </method> <method name="deleteRule" id="CSS-CSSMediaRule-deleteRule"> <descr> <p> Used to delete a rule from the media block. </p> </descr> <parameters> <param name="index" type="unsigned long" attr="in"> <descr> <p> The index within the media block's rule collection of the rule to remove. </p> </descr> </param> </parameters> <returns type="void"> <descr><p></p></descr> </returns> <raises> <!-- No exceptions --> <exception name="DOMException"> <descr> <p>INDEX_SIZE_ERR: Raised if the specified index does not correspond to a rule in the media rule list.</p> <p>NO_MODIFICATION_ALLOWED_ERR: Raised if this media rule is readonly.</p> </descr> </exception> </raises> </method> </interface>