resources/themes/stylesheets/ext4/default/mixins/_theme-background-image.scss

   1 /**
   2  * Method which inserts a full background-image property for a theme image.
   3  * It checks if the file exists and if it doesn't, it'll throw an error.
   4  * By default it will not include the background-image property if it is not found,
   5  * but this can be changed by changing the default value of $include-missing-images to
   6  * be true.
   7  */
   8 @function theme-background-image($theme-name, $path, $without-url: false, $relative: false) {
   9     $exists_image: theme-image($theme-name, $path, true, false);
  10
  11     @if $exists_image {
  12         $exists: theme_image_exists($exists_image);
  13
  14         @if $exists == true {
  15             @return theme-image($theme-name, $path, $without-url, $relative);
  16         }
  17         @else {
  18             @warn "@theme-background-image: Theme image not found: #{$exists_image}";
  19
  20             @if $include-missing-images {
  21                 @return theme-image($theme-name, $path, $without-url, $relative);
  22             }
  23         }
  24     }
  25     @else {
  26         @warn "@theme-background-image: No arguments passed";
  27     }
  28 }