1 files changed, 73 insertions, 0 deletions

diff --git a/src/fs/fs_anonymity_spin_buttons.c b/src/fs/fs_anonymity_spin_buttons.c
new file mode 100644
index 00000000..fa4b4eeb
--- /dev/null
+++ b/src/fs/fs_anonymity_spin_buttons.c
@@ -0,0 +1,73 @@
+/*
+     This file is part of GNUnet
+     (C) 2005, 2006, 2010 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 2, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file src/fs_anonymtiy_spin_buttons.c
+ * @author Christian Grothoff
+ *
+ * This file contains callbacks to turn spin buttons red when the
+ * value reaches zero.
+ */
+#include "common.h"
+
+
+/**
+ * Spin button is changed, update its colour.
+ */
+void
+GNUNET_GTK_anonymity_spin_button_value_changed_cb (GtkWidget *w, 
+                                                   gpointer data)
+{
+  GtkSpinButton *spin;
+  gint val;
+  GdkColor bcolor;
+  GdkColor fcolor;
+
+  spin = GTK_SPIN_BUTTON (w);
+  if (spin == NULL)
+    {
+      GNUNET_break (0);
+      return;
+    }
+  val = gtk_spin_button_get_value_as_int (spin);
+  if (val == 0)
+    {
+      if ((TRUE == gdk_color_parse ("red",
+                                    &bcolor)) &&
+          (TRUE == gdk_colormap_alloc_color (gdk_colormap_get_system (),
+                                             &bcolor, FALSE, TRUE)) &&
+          (TRUE == gdk_color_parse ("black",
+                                    &fcolor)) &&
+          (TRUE == gdk_colormap_alloc_color (gdk_colormap_get_system (),
+                                             &fcolor, FALSE, TRUE)))
+        {
+          gtk_widget_modify_base (w, GTK_STATE_NORMAL, &bcolor);
+          gtk_widget_modify_text (w, GTK_STATE_NORMAL, &fcolor);
+        }
+    }
+  else
+    {
+      gtk_widget_modify_base (w, GTK_STATE_NORMAL, NULL);
+      gtk_widget_modify_text (w, GTK_STATE_NORMAL, NULL);
+    }
+}
+
+
+/* end of fs_anonymtiy_spin_buttons.c */