Added loading dialog when refreshing content.

rtv/submission_viewer.py

@@ -31,9 +31,7 @@ class SubmissionViewer(BaseViewer):
 
             # Refresh page
             elif cmd in (curses.KEY_F5, ord('r')):
-                self.content.reset()
-                self.stdscr.clear()
-                self.draw()
+                self.refresh_content()
 
             elif cmd == curses.KEY_RESIZE:
                 self.draw()

rtv/subreddit_viewer.py

@@ -35,9 +35,7 @@ class SubredditViewer(BaseViewer):
 
             # Refresh page
             elif cmd in (curses.KEY_F5, ord('r')):
-                self.content.reset()
-                self.stdscr.clear()
-                self.draw()
+                self.refresh_content()
 
             elif cmd == curses.KEY_RESIZE:
                 self.draw()

rtv/viewer.py

@@ -84,7 +84,7 @@ class BaseViewer(object):
 
         self._subwindows = None
 
-    def draw_content(self):
+    def draw(self):
         raise NotImplementedError
 
     def move_cursor_up(self):
@@ -106,6 +106,12 @@ class BaseViewer(object):
             continue
         self.stdscr.nodelay(0)
 
+    def refresh_content(self):
+        self.add_loading()
+        self.content.reset()
+        self.stdscr.clear()
+        self.draw()
+
     def add_loading(self):
         "Draw a `loading` popup dialog in the center of the screen"