init

wp-content/themes/flatsome/inc/extensions/flatsome-shortcode-insert/style.css

@@ -0,0 +1,15 @@
+i.mce-i-icon {
+    font: 400 20px/1 dashicons!important;
+    padding: 0;
+    vertical-align: top;
+    speak: none;
+    -webkit-font-smoothing: antialiased;
+    -moz-osx-font-smoothing: grayscale;
+    margin-left: -2px;
+    padding-right: 2px;
+}
+
+.mce-tooltip-inner{overflow: hidden!important;}
+.image-bg-button{text-align: left!important; background-repeat: no-repeat!important;background-size: auto 100%!important; background-position: right!important;}
+div[aria-label="Add Shortcodes"]{border:1px solid #627f9a!important;}
+div[aria-label="Add Shortcodes"] > button > span{color:#627f9a!important;}

wp-content/themes/flatsome/inc/extensions/flatsome-shortcode-insert/tinymce.php

@@ -0,0 +1,36 @@
+<?php
+
+/* NEW */
+add_action('admin_head', 'ux_shortcode_button');
+function ux_shortcode_button() {
+    global $typenow;
+    // check user permissions
+    if ( !current_user_can('edit_posts') && !current_user_can('edit_pages') ) {
+    return;
+    }
+    // verify the post type
+    if( ! in_array( $typenow, array( 'post', 'page', 'blocks', 'product' ) ) )
+        return;
+    // check if WYSIWYG is enabled
+    if ( get_user_option('rich_editing') == 'true') {
+        add_filter("mce_external_plugins", "ux_shortcode_add_tinymce_plugin");
+        add_filter('mce_buttons', 'ux_shortcode_insert_button');
+    }
+}
+
+function ux_shortcode_add_tinymce_plugin($plugin_array) {
+    $plugin_array['ux_shortcode_insert'] = get_template_directory_uri().'/inc/extensions/flatsome-shortcode-insert/shortcode_insert.js';
+    return $plugin_array;
+}
+
+function ux_shortcode_insert_button($buttons) {
+   array_push($buttons, "ux_shortcode_insert");
+   return $buttons;
+}
+
+function ux_shortcode_css() {
+    // TODO: Only Load on Edit Page
+    wp_enqueue_style('ux_shortcode_insert_css', get_template_directory_uri().'/inc/extensions/flatsome-shortcode-insert/style.css');
+}
+
+add_action('admin_enqueue_scripts', 'ux_shortcode_css');