Ticket #26890: 26890.2.diff

src/wp-admin/css/customize-controls.css

@@ -149 +149 @@
         padding-right: 54px;
 }
 
-.control-section.control-panel > .accordion-section-title:after {
+.control-section.control-panel > .accordion-section-title:after,
+#accordion-panel-themes .accordion-section-title:after {
         content: "\f345";
         background: #f5f5f5;
         color: #555;
@@ -166 +167 @@
         content: "\f341";
 }
 
+#accordion-panel-themes .accordion-section-title:after {
+        content: "\f341";
+}
+
+.rtl #accordion-panel-themes .accordion-section-title:after {
+        content: "\f345";
+}
+
 #customize-theme-controls .control-section.control-panel > h3.accordion-section-title:focus:after,
-#customize-theme-controls .control-section.control-panel > h3.accordion-section-title:hover:after {
+#customize-theme-controls .control-section.control-panel > h3.accordion-section-title:hover:after,
+#customize-theme-controls #accordion-panel-themes h3.accordion-section-title:focus:after,
+#customize-theme-controls #accordion-panel-themes h3.accordion-section-title:hover:after {
         background: #ddd;
         color: #000;
         border: 1px solid #d9d9d9;

src/wp-admin/js/customize-controls.js

@@ -708 +708 @@
         });
 
         /**
+         * @since 4.2.0
+         *
+         * @class
+         * @augments wp.customize.Panel
+         * @augments wp.customize.Class
+         */
+        api.ThemesPanel = api.Panel.extend({
+                /**
+                 * Don't attach any events.
+                 *
+                 * @since 4.2.0
+                 */
+                attachEvents: function () {}
+        });
+
+        /**
          * A Customizer Control.
          *
          * A control provides a UI element that allows a user to modify a Customizer Setting.
@@ -1859 +1875 @@
                 header: api.HeaderControl,
                 background: api.BackgroundControl
         };
-        api.panelConstructor = {};
+        api.panelConstructor = {
+                themes: api.ThemesPanel
+        };
         api.sectionConstructor = {};
 
         $( function() {

src/wp-includes/class-wp-customize-manager.php

@@ -1247 +1247 @@
                         'section'    => 'static_front_page',
                         'type'       => 'dropdown-pages',
                 ) );
+
+                // Themes.
+                $this->add_panel( new WP_Customize_Themes_Panel( $this, 'themes', array(
+                        'title'    => sprintf( __( 'Theme: %s' ), $this->theme()->display('Name') ),
+                        'priority' => 0,
+                ) ) );
+                $this->add_section( 'themes_placeholder', array( 'panel' => 'themes' ) );
+                $this->add_setting( 'themes_placeholder', array() );
+                $this->add_control( 'themes_placeholder', array( 'section' => 'themes_placeholder' ) );
         }
 
         /**

src/wp-includes/class-wp-customize-panel.php

@@ -323 +323 @@
                 <?php
         }
 }
+
+/**
+ * A placeholder panel for themes.
+ *
+ * Currently, this panel's title simply links to wp-admin.
+ *
+ * @package WordPress
+ * @subpackage Customize
+ * @since 4.2.0
+ */
+class WP_Customize_Themes_Panel extends WP_Customize_Panel {
+        public $type = 'themes';
+        
+        /**
+         * Render the panel as a linked panel heading.
+         *
+         * @since 4.2.0
+         */
+        function render() {
+                ?>
+                <li id="accordion-panel-<?php echo esc_attr( $this->id ); ?>" class="control-section control-panel accordion-section">
+                        <a href="<?php echo admin_url( 'themes.php' ); ?>" class="theme-switch">
+                                <h3 class="accordion-section-title" tabindex="0">
+                                        <?php echo esc_html( $this->title ); ?>
+                                        <span class="screen-reader-text"><?php _e( 'Press return or enter to open this panel' ); ?></span>
+                                </h3>
+                        </a>
+                </li>
+                <?php
+        }
+}
+ No newline at end of file