Ticket #3099: 3099.patch

_source/plugins/button/plugin.js

@@ -57 +57 @@
 
         this.className = definition.className || ( definition.command && 'cke_button_' + definition.command ) || '';
 
+        this.icon = definition.icon;
+
         /**
          * The function to be called when the user clicks the button. If not
          * defined, the "command" property is required, and the command gets
@@ -175 +177 @@
                                 ' onkeydown="return CKEDITOR.ui.button._.keydown(', index, ', event);"' +
                                 ' onfocus="return CKEDITOR.ui.button._.focus(', index, ', event);"' +
                                 ' onclick="return CKEDITOR.ui.button._.click(', index, ', event);">' +
-                                        '<span class="cke_icon"></span>' +
+                                        '<span class="cke_icon"' );
+
+                if ( this.icon )
+                        output.push( ' style="background-image:url(', CKEDITOR.getUrl( this.icon ), ');background-position:0 0;"' );
+
+                output.push(
+                                        '></span>' +
                                         '<span class="cke_label">', this.label, '</span>' +
                         '</a>' );