Refactor cancellable check to a utility function, avoids

2008-07-14  Johan Dahlin  <johan@gnome.org>

        * gio/Makefile.am:
        * gio/gfile.override:
        * gio/ginputstream.override:
        * gio/gio.override:
        * gio/goutputstream.override:
        * gio/pygio-utils.c (pygio_check_cancellable):
        * gio/pygio-utils.h:
        Refactor cancellable check to a utility function, avoids


svn path=/trunk/; revision=797

1 files changed, 47 insertions, 0 deletions

diff --git a/gio/pygio-utils.c b/gio/pygio-utils.c
new file mode 100644
index 0000000..b3c88b9
--- /dev/null
+++ b/gio/pygio-utils.c
@@ -0,0 +1,47 @@
+/* -*- Mode: C; c-basic-offset: 4 -*-
+ * pygtk- Python bindings for the GTK toolkit.
+ * Copyright (C) 2008  Johan Dahlin
+ *
+ *   giomodule.c: module wrapping the GIO library
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+#include "pygio-utils.h"
+
+/**
+ * pygio_check_cancellable:
+ * @pycancellable:
+ * @cancellable:
+ *
+ * Returns:
+ */
+gboolean
+pygio_check_cancellable(PyGObject *pycancellable,
+			GCancellable **cancellable)
+{
+  if (pycancellable == NULL || (PyObject*)pycancellable == Py_None)
+      *cancellable = NULL;
+  else if (pygobject_check(pycancellable, &PyGCancellable_Type))
+      *cancellable = G_CANCELLABLE(pycancellable->obj);
+  else
+    {
+      PyErr_SetString(PyExc_TypeError,
+		      "cancellable should be a gio.Cancellable");
+      return FALSE;
+    }
+  return TRUE;
+}