wangtao
/
fireInternet


			
				
					
						
						
							1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950
							<!DOCTYPE html>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  <title>The source code</title>
  <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
  <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
  <style type="text/css">
    .highlight { display: block; background-color: #ddd; }
  </style>
  <script type="text/javascript">
    function highlight() {
      document.getElementById(location.hash.replace(/#/, "")).className = "highlight";
    }
  </script>
</head>
<body onload="prettyPrint(); highlight();">
  <pre class="prettyprint lang-js">/*
 * Method which inserts a full background-image property for a theme image.
 * It checks if the file exists and if it doesn't, it'll throw an error.
 * By default it will not include the background-image property if it is not found,
 * but this can be changed by changing the default value of $include-missing-images to
 * be true.
 */
@function theme-background-image($theme-name, $path, $without-url: false, $relative: false) {
    $exists_image: theme-image($theme-name, $path, true, false);

    @if $exists_image {
        $exists: theme_image_exists($exists_image);

        @if $exists == true {
            @return theme-image($theme-name, $path, $without-url, $relative);
        }
        @else {
            @warn &quot;@theme-background-image: Theme image not found: #{$exists_image}&quot;;

            @if $include-missing-images {
                @return theme-image($theme-name, $path, $without-url, $relative);
            }

            @return none;
        }
    }
    @else {
        @warn &quot;@theme-background-image: No arguments passed&quot;;
    }
}
</pre>
</body>
</html>