add Buffer.focus_first, to move focus to first entry

cf issue #532

2 files changed, 12 insertions, 0 deletions

diff --git a/alot/buffers.py b/alot/buffers.py
index 6d0264ea..0c5d09a6 100644
--- a/alot/buffers.py
+++ b/alot/buffers.py
@@ -110,6 +110,9 @@ class BufferlistBuffer(Buffer):
         bufferlinewidget = linewidget.get_focus().original_widget
         return bufferlinewidget.get_buffer()
 
+    def focus_first(self):
+        self.body.set_focus(0)
+
 
 class EnvelopeBuffer(Buffer):
     """message composition mode"""
@@ -285,6 +288,9 @@ class SearchBuffer(Buffer):
             thread = threadlinewidget.get_thread()
         return thread
 
+    def focus_first(self):
+        self.body.set_focus(0)
+
 
 class ThreadBuffer(Buffer):
     """displays a thread as a tree of messages"""
@@ -361,6 +367,9 @@ class ThreadBuffer(Buffer):
     def get_focus(self):
         return self.body.get_focus()
 
+    def focus_first(self):
+        self.body.set_focus(self._nested_tree.root)
+
     def expand(self, msgpos):
         MT = self._tree[msgpos]
         MT.expand(MT.root)
@@ -458,6 +467,9 @@ class TagListBuffer(Buffer):
 
         self.taglist.set_focus(focusposition % len(displayedtags))
 
+    def focus_first(self):
+        self.body.set_focus(0)
+
     def get_selected_tag(self):
         """returns selected tagstring"""
         (cols, pos) = self.taglist.get_focus()
diff --git a/alot/foreign/urwidtrees b/alot/foreign/urwidtrees
-Subproject f4e9bde0557a848867e6898a65c084f49b21ea4
+Subproject 82ed86061b9d9a4f82452676875adb50aa5f125