[nautilus] trash-monitor: Add a symbolic icon getter

[António Fernandes <antoniof src gnome org>]

commit 229325008e01fe83f5e3a88f031a9d944735e8a8
Author: Yi-Soo An <yisooan gmail com>
Date:   Thu Aug 23 15:35:45 2018 +0900

    trash-monitor: Add a symbolic icon getter
    
    The symbolic icon of the trash is used somewhere.
    To provide an access to it, this getter is added.

 src/nautilus-trash-monitor.c | 17 +++++++++++++++++
 src/nautilus-trash-monitor.h |  2 +-
 2 files changed, 18 insertions(+), 1 deletion(-)
---
diff --git a/src/nautilus-trash-monitor.c b/src/nautilus-trash-monitor.c
index 1c34ec11f..356fa6041 100644
--- a/src/nautilus-trash-monitor.c
+++ b/src/nautilus-trash-monitor.c
@@ -243,3 +243,20 @@ nautilus_trash_monitor_is_empty (void)
     monitor = nautilus_trash_monitor_get ();
     return monitor->empty;
 }
+
+GIcon *
+nautilus_trash_monitor_get_symbolic_icon (void)
+{
+    gboolean empty;
+
+    empty = nautilus_trash_monitor_is_empty ();
+
+    if (empty)
+    {
+        return g_themed_icon_new ("user-trash-symbolic");
+    }
+    else
+    {
+        return g_themed_icon_new ("user-trash-full-symbolic");
+    }
+}
diff --git a/src/nautilus-trash-monitor.h b/src/nautilus-trash-monitor.h
index fe4b68236..1b81a4b25 100644
--- a/src/nautilus-trash-monitor.h
+++ b/src/nautilus-trash-monitor.h
@@ -32,4 +32,4 @@ G_DECLARE_FINAL_TYPE (NautilusTrashMonitor, nautilus_trash_monitor,
 
 NautilusTrashMonitor   *nautilus_trash_monitor_get      (void);
 gboolean                nautilus_trash_monitor_is_empty (void);
-GIcon                  *nautilus_trash_monitor_get_icon (void);
+GIcon                  *nautilus_trash_monitor_get_symbolic_icon (void);