[geary] Remove GtkTreeView Ctrl+N binding: Bug #713917

[Jim Nelson <jnelson src gnome org>]

commit 1de491cb0d3d1c6707f3869fb5959ab6a16c247d
Author: Jim Nelson <jim yorba org>
Date:   Thu Oct 9 19:10:10 2014 -0700

    Remove GtkTreeView Ctrl+N binding: Bug #713917
    
    GtkTreeView's binding for Ctrl+N to "move cursor to next item"
    conflicted with Geary's Ctrl+N binding for New Message.  This removes
    GtkTreeView's binding.

 .../conversation-list/conversation-list-view.vala  |    6 ++++++
 src/client/folder-list/folder-list-tree.vala       |    6 ++++++
 2 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/src/client/conversation-list/conversation-list-view.vala 
b/src/client/conversation-list/conversation-list-view.vala
index 55f3e7c..bdc1370 100644
--- a/src/client/conversation-list/conversation-list-view.vala
+++ b/src/client/conversation-list/conversation-list-view.vala
@@ -74,6 +74,12 @@ public class ConversationListView : Gtk.TreeView {
         // Watch for mouse events.
         motion_notify_event.connect(on_motion_notify_event);
         leave_notify_event.connect(on_leave_notify_event);
+        
+        // GtkTreeView binds Ctrl+N to "move cursor to next".  Not so interested in that, so we'll
+        // remove it.
+        unowned Gtk.BindingSet? binding_set = Gtk.BindingSet.find("GtkTreeView");
+        assert(binding_set != null);
+        Gtk.BindingEntry.remove(binding_set, Gdk.Key.N, Gdk.ModifierType.CONTROL_MASK);
     }
     
     private void on_conversation_monitor_changed() {
diff --git a/src/client/folder-list/folder-list-tree.vala b/src/client/folder-list/folder-list-tree.vala
index f860764..adeb7e0 100644
--- a/src/client/folder-list/folder-list-tree.vala
+++ b/src/client/folder-list/folder-list-tree.vala
@@ -29,6 +29,12 @@ public class FolderList.Tree : Sidebar.Tree {
         // Set self as a drag destination.
         Gtk.drag_dest_set(this, Gtk.DestDefaults.MOTION | Gtk.DestDefaults.HIGHLIGHT,
             TARGET_ENTRY_LIST, Gdk.DragAction.COPY | Gdk.DragAction.MOVE);
+        
+        // GtkTreeView binds Ctrl+N to "move cursor to next".  Not so interested in that, so we'll
+        // remove it.
+        unowned Gtk.BindingSet? binding_set = Gtk.BindingSet.find("GtkTreeView");
+        assert(binding_set != null);
+        Gtk.BindingEntry.remove(binding_set, Gdk.Key.N, Gdk.ModifierType.CONTROL_MASK);
     }
     
     ~Tree() {