--HG--

branch : pmacs2

method.py

@@ -183,6 +183,18 @@ class OpenAesFile(Method):
         b = w.application.open_path(vargs['filename'], 'aes', vargs['password'])
         SwitchBuffer().execute(w, buffername=b.name())
         return
+
+class ViewBufferParent(Method):
+    def _execute(self, w, **vargs):
+        b = w.buffer
+        if not hasattr(b, 'path'):
+            w.set_error('Buffer has not path')
+        elif b.path == '/':
+            w.set_error("Root directory has no parent")
+        else:
+            path = os.path.dirname(b.path)
+            w.application.methods['open-file'].execute(w, filename=path)
+
 class SwitchBuffer(Method):
     '''Switch to a different'''
     args = [Argument('buffername', datatype="buffer", prompt="Switch To Buffer: ",