clear search when not refreshing sort

rtv/page.py

@@ -118,7 +118,7 @@ class Page(object):
             self.term.show_notification('Invalid option')
             return
 
-        self.refresh_content(order=choices[ch])
+        self.refresh_content(order=choices[ch], with_search=True)
 
     @PageController.register(Command('SORT_RISING'))
     def sort_content_rising(self):
@@ -126,7 +126,7 @@ class Page(object):
 
     @PageController.register(Command('SORT_NEW'))
     def sort_content_new(self):
-        self.refresh_content(order='new')
+        self.refresh_content(order='new', with_search=True)
 
     @PageController.register(Command('SORT_CONTROVERSIAL'))
     def sort_content_controversial(self):
@@ -147,7 +147,7 @@ class Page(object):
             self.term.show_notification('Invalid option')
             return
 
-        self.refresh_content(order=choices[ch])
+        self.refresh_content(order=choices[ch], with_search=True)
 
     @PageController.register(Command('MOVE_UP'))
     def move_cursor_up(self):

rtv/subreddit_page.py

@@ -36,12 +36,12 @@ class SubredditPage(Page):
         self.toggled_subreddit = None
 
     @SubredditController.register(Command('REFRESH'))
-    def refresh_content(self, order=None, name=None):
+    def refresh_content(self, order=None, name=None, with_search=False):
         "Re-download all submissions and reset the page index"
 
         order = order or self.content.order
         name = name or self.content.name
-        query = self.content.query
+        query = self.content.query if with_search else None
 
         # Hack to allow an order specified in the name by prompt_subreddit() to
         # override the current default