Re-enable rich/plain text editing toggke for WK2.

src/client/composer/composer-web-view.vala

@@ -173,8 +173,10 @@ public class ComposerWebView : ClientWebView {
     /**
      * Sets whether the editor is in rich text or plain text mode.
      */
-    public void enable_rich_text(bool enabled) {
-        // XXX
+    public void set_rich_text(bool enabled) {
+        this.run_javascript.begin(
+            "geary.setRichText(%s);".printf(enabled ? "true" : "false"), null
+        );
     }
 
     /**

src/client/composer/composer-widget.vala

@@ -1679,7 +1679,7 @@ public class ComposerWidget : Gtk.EventBox {
 
         this.menu_button.menu_model = (compose_as_html) ? this.html_menu : this.plain_menu;
 
-        this.editor.enable_rich_text(compose_as_html);
+        this.editor.set_rich_text(compose_as_html);
 
         GearyApplication.instance.config.compose_as_html = compose_as_html;
     }

src/client/web-process/util-composer.vala

@@ -92,18 +92,6 @@ namespace Util.Composer {
     //     return offset > 0 ? document.create_text_node(node_value[0:index]) : null;
     // }
 
-    public void enable_rich_text(WebKit.WebPage page, bool is_enabled) {
-        // WebKit.DOM.DOMTokenList body_classes = this.editor.get_dom_document().body.get_class_list();
-        // try {
-        //     if (is_enabled)
-        //         body_classes.remove("plain");
-        //     else
-        //         body_classes.add("plain");
-        // } catch (Error error) {
-        //     debug("Error setting composer style: %s", error.message);
-        // }
-    }
-
     public void undo_blockquote_style(WebKit.WebPage page) {
         try {
             WebKit.DOM.NodeList node_list = page.get_dom_document().query_selector_all(

ui/composer-web-view.js

@@ -59,6 +59,13 @@ ComposerPageState.prototype = {
     },
     getText: function() {
         return document.getElementById(ComposerPageState.BODY_ID).innerText;
+    },
+    setRichText: function(enabled) {
+        if (enabled) {
+            document.body.classList.remove("plain");
+        } else {
+            document.body.classList.add("plain");
+        }
     }
     // private static void on_link_clicked(WebKit.DOM.Element element, WebKit.DOM.Event event,
     //     ComposerWidget composer) {