[gtk/dnd-gestures-2: 219/242] treeview: Don't highlight everything

[Matthias Clasen <matthiasc src gnome org>]

commit 39eeb090b47596a0c5c27a5afa259fa4afa680f5
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Jan 6 21:04:47 2020 -0500

    treeview: Don't highlight everything

 gtk/gtktreeview.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
---
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 50cf6540bb..fb3d7775b5 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -697,6 +697,9 @@ static gboolean gtk_tree_view_drag_drop          (GtkDropTarget    *dest,
                                                   int               x,
                                                   int               y,
                                                   GtkTreeView      *tree_view);
+static void     gtk_tree_view_armed              (GtkDropTarget    *dest,
+                                                  GParamSpec       *pspec,
+                                                  GtkTreeView      *tree_view);
 static void     gtk_tree_view_drag_data_received (GObject      *source,
                                                   GAsyncResult *result,
                                                   gpointer      data);
@@ -7355,6 +7358,14 @@ gtk_tree_view_drag_drop (GtkDropTarget *dest,
     return FALSE;
 }
 
+static void
+gtk_tree_view_armed (GtkDropTarget    *dest,
+                     GParamSpec       *pspec,
+                     GtkTreeView      *tree_view)
+{
+  gtk_drag_unhighlight (GTK_WIDGET (tree_view));
+}
+
 static GdkDragAction
 gtk_tree_view_get_action (GtkWidget *widget,
                           GdkDrop   *drop)
@@ -12909,6 +12920,7 @@ gtk_tree_view_enable_model_drag_dest (GtkTreeView       *tree_view,
   g_signal_connect (di->dest, "drag-leave", G_CALLBACK (gtk_tree_view_drag_leave), tree_view);
   g_signal_connect (di->dest, "drag-motion", G_CALLBACK (gtk_tree_view_drag_motion), tree_view);
   g_signal_connect (di->dest, "drag-drop", G_CALLBACK (gtk_tree_view_drag_drop), tree_view);
+  g_signal_connect (di->dest, "notify::armed", G_CALLBACK (gtk_tree_view_armed), tree_view);
   gtk_widget_add_controller (GTK_WIDGET (tree_view), GTK_EVENT_CONTROLLER (di->dest));
   g_object_ref (di->dest);