Ticket #28587: 28587.patch

wp-admin/themes.php

@@ -122 +122 @@
                 <a href="<?php echo admin_url( 'theme-install.php' ); ?>" class="hide-if-no-js add-new-h2"><?php echo esc_html( _x( 'Add New', 'Add new theme' ) ); ?></a>
         <?php endif; ?>
         </h2>
+<div id="notfoundmessage" class="updated"></div>
 <?php
 if ( ! validate_current_theme() || isset( $_GET['broken'] ) ) : ?>
 <div id="message1" class="updated"><p><?php _e('The active theme is broken. Reverting to the default theme.'); ?></p></div>

wp-admin/js/theme.js

@@ -922 +922 @@
                         this.renderThemes( this.parent.page );
                 }
 
-                // Display a live theme count for the collection
-                this.count.text( this.collection.count ? this.collection.count : this.collection.length );
+                // Display a live theme count for the collection.
+                // Display a No Themes Found message if live theme count is 0
+                var livecounter = this.collection.count ? this.collection.count : this.collection.length
+                var message = document.getElementById("notfoundmessage");               
+                if ( 0 === livecounter ) {
+                        message.style.display="block";                  
+                        message.innerHTML="<p>No Themes Found</p>";
+                } else {
+                        message.style.display="none";
+                }               
+                this.count.text( livecounter );
         },
 
         // Iterates through each instance of the collection