[gimp] app: connect the Gimp instance's clipboard_image to the system clipboard

[Michael Natterer <mitch src gnome org>]

commit 70d6cd906cf757b376ec1f927f6a0cf1655e3e74
Author: Michael Natterer <mitch gimp org>
Date:   Mon Sep 19 20:14:21 2016 +0200

    app: connect the Gimp instance's clipboard_image to the system clipboard
    
    In gui.c's "clipboard-changed" callback, check for the clipboard_image
    and set it on GimpClipboard.

 app/gui/gui.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/app/gui/gui.c b/app/gui/gui.c
index 723602d..9d4ed9c 100644
--- a/app/gui/gui.c
+++ b/app/gui/gui.c
@@ -444,7 +444,10 @@ gui_restore_callback (Gimp               *gimp,
   dialogs_init (gimp, global_menu_factory);
 
   gimp_clipboard_init (gimp);
-  gimp_clipboard_set_buffer (gimp, gimp_get_clipboard_buffer (gimp));
+  if (gimp_get_clipboard_image (gimp))
+    gimp_clipboard_set_image (gimp, gimp_get_clipboard_image (gimp));
+  else
+    gimp_clipboard_set_buffer (gimp, gimp_get_clipboard_buffer (gimp));
 
   g_signal_connect (gimp, "clipboard-changed",
                     G_CALLBACK (gui_clipboard_changed),
@@ -781,7 +784,10 @@ gui_tearoff_menus_notify (GimpGuiConfig *gui_config,
 static void
 gui_clipboard_changed (Gimp *gimp)
 {
-  gimp_clipboard_set_buffer (gimp, gimp_get_clipboard_buffer (gimp));
+  if (gimp_get_clipboard_image (gimp))
+    gimp_clipboard_set_image (gimp, gimp_get_clipboard_image (gimp));
+  else
+    gimp_clipboard_set_buffer (gimp, gimp_get_clipboard_buffer (gimp));
 }
 
 static void