[geary/wip/728002-webkit2] Ensure basic rich text editing controls work under WK2.

[Michael Gratton <mjog src gnome org>]

commit 9863d931539b922a15329fa26f7568c7ef2b1a14
Author: Michael James Gratton <mike vee net>
Date:   Mon Dec 5 10:05:15 2016 +1100

    Ensure basic rich text editing controls work under WK2.

 src/client/composer/composer-web-view.vala |   10 +---------
 src/client/composer/composer-widget.vala   |    6 +++---
 src/client/web-process/util-composer.vala  |   14 --------------
 ui/composer-web-view.js                    |   10 ++++++++++
 4 files changed, 14 insertions(+), 26 deletions(-)
---
diff --git a/src/client/composer/composer-web-view.vala b/src/client/composer/composer-web-view.vala
index f5a1494..deaabbc 100644
--- a/src/client/composer/composer-web-view.vala
+++ b/src/client/composer/composer-web-view.vala
@@ -70,17 +70,9 @@ public class ComposerWebView : ClientWebView {
     private bool is_shift_down = false;
 
 
-    public signal void text_attributes_changed(uint wk_typing_attrs);
-
-
     public ComposerWebView() {
         base();
         this.user_content_manager.add_script(ComposerWebView.app_script);
-
-        get_editor_state().notify["typing-attributes"].connect(() => {
-                text_attributes_changed(get_editor_state().typing_attributes);
-            });
-
         // this.should_insert_text.connect(on_should_insert_text);
         this.key_press_event.connect(on_key_press_event);
     }
@@ -197,7 +189,7 @@ public class ComposerWebView : ClientWebView {
      * ???
      */
     public void undo_blockquote_style() {
-        // XXX
+        this.run_javascript.begin("geary.undoBlockquoteStyle();", null);
     }
 
     /**
diff --git a/src/client/composer/composer-widget.vala b/src/client/composer/composer-widget.vala
index 7b030f5..e30d8ba 100644
--- a/src/client/composer/composer-widget.vala
+++ b/src/client/composer/composer-widget.vala
@@ -449,10 +449,9 @@ public class ComposerWidget : Gtk.EventBox {
         this.bcc_entry.changed.connect(validate_send_button);
         this.reply_to_entry.changed.connect(validate_send_button);
         this.editor.context_menu.connect(on_context_menu);
-        this.editor.link_activated.connect(on_link_activated);
         this.editor.load_changed.connect(on_load_changed);
         this.editor.mouse_target_changed.connect(on_mouse_target_changed);
-        this.editor.text_attributes_changed.connect(on_text_attributes_changed);
+        this.editor.get_editor_state().notify["typing-attributes"].connect(on_typing_attributes_changed);
         // this.editor.move_focus.connect(update_actions);
         // this.editor.copy_clipboard.connect(update_actions);
         // this.editor.cut_clipboard.connect(update_actions);
@@ -2177,7 +2176,8 @@ public class ComposerWidget : Gtk.EventBox {
         this.signature_html = account_sig;
     }
 
-    private void on_text_attributes_changed(uint mask) {
+    private void on_typing_attributes_changed() {
+        uint mask = this.editor.get_editor_state().get_typing_attributes();
         this.actions.change_action_state(
             ACTION_BOLD,
             (mask & WebKit.EditorTypingAttributes.BOLD) == WebKit.EditorTypingAttributes.BOLD
diff --git a/src/client/web-process/util-composer.vala b/src/client/web-process/util-composer.vala
index 6a3ea38..4d87eaf 100644
--- a/src/client/web-process/util-composer.vala
+++ b/src/client/web-process/util-composer.vala
@@ -92,20 +92,6 @@ namespace Util.Composer {
     //     return offset > 0 ? document.create_text_node(node_value[0:index]) : null;
     // }
 
-    public void undo_blockquote_style(WebKit.WebPage page) {
-        try {
-            WebKit.DOM.NodeList node_list = page.get_dom_document().query_selector_all(
-                "blockquote[style=\"margin: 0 0 0 40px; border: none; padding: 0px;\"]");
-            for (int i = 0; i < node_list.length; ++i) {
-                WebKit.DOM.Element element = (WebKit.DOM.Element) node_list.item(i);
-                element.remove_attribute("style");
-                element.set_attribute("type", "cite");
-            }
-        } catch (Error error) {
-            debug("Error removing blockquote style: %s", error.message);
-        }
-    }
-
     public bool handle_key_press(WebKit.WebPage page, Gdk.EventKey event) {
         WebKit.DOM.Document document = page.get_dom_document();
         if (event.keyval == Gdk.Key.Tab) {
diff --git a/ui/composer-web-view.js b/ui/composer-web-view.js
index 12543a9..0089132 100644
--- a/ui/composer-web-view.js
+++ b/ui/composer-web-view.js
@@ -72,6 +72,16 @@ ComposerPageState.prototype = {
             document.body.classList.add("plain");
         }
     },
+    undoBlockquoteStyle: function() {
+        let nodeList = document.querySelectorAll(
+            "blockquote[style=\"margin: 0 0 0 40px; border: none; padding: 0px;\"]"
+        );
+        for (let i = 0; i < nodeList.length; ++i) {
+            let element = nodeList.item(i);
+            element.removeAttribute("style");
+            element.setAttribute("type", "cite");
+        }
+    },
     linkClicked: function(element) {
         window.getSelection().selectAllChildren(element);
     }