[gtk/wip/baedert/for-master] textview: Only show "insert emoji" menu item if editable

[Timm Bäder <baedert src gnome org>]

commit 3a91f49347121995edc952545baefa62129afd29
Author: Timm Bäder <mail baedert org>
Date:   Sat Aug 1 08:41:55 2020 +0200

    textview: Only show "insert emoji" menu item if editable
    
    Fixes #2974

 gtk/gtktextview.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/gtk/gtktextview.c b/gtk/gtktextview.c
index 81f14a175c..528754e138 100644
--- a/gtk/gtktextview.c
+++ b/gtk/gtktextview.c
@@ -3107,6 +3107,7 @@ gtk_text_view_set_editable (GtkTextView *text_view,
       gtk_accessible_update_property (GTK_ACCESSIBLE (text_view),
                                       GTK_ACCESSIBLE_PROPERTY_READ_ONLY, !setting,
                                       -1);
+      gtk_text_view_update_emoji_action (text_view);
 
       g_object_notify (G_OBJECT (text_view), "editable");
     }
@@ -8531,7 +8532,8 @@ static void
 gtk_text_view_update_emoji_action (GtkTextView *text_view)
 {
   gtk_widget_action_set_enabled (GTK_WIDGET (text_view), "misc.insert-emoji",
-                                 (gtk_text_view_get_input_hints (text_view) & GTK_INPUT_HINT_NO_EMOJI) == 0);
+                                 (gtk_text_view_get_input_hints (text_view) & GTK_INPUT_HINT_NO_EMOJI) == 0 
&&
+                                 text_view->priv->editable);
 }
 
 static GMenuModel *