From abaa0f8cd7bd2333c07cd3298a819a409f2c8f43 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 8 Jul 2012 23:16:23 +0530
Subject: [PATCH] ...

---
 src/calibre/gui2/complete2.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/calibre/gui2/complete2.py b/src/calibre/gui2/complete2.py
index c3f9d624ba..4deb421566 100644
--- a/src/calibre/gui2/complete2.py
+++ b/src/calibre/gui2/complete2.py
@@ -57,6 +57,11 @@ class CompleteModel(QAbstractListModel): # {{{
             except IndexError:
                 pass
         return NONE
+
+    def index_for_prefix(self, prefix):
+        for i, item in enumerate(self.current_items):
+            if primary_startswith(item, prefix):
+                return self.index(i)
 # }}}
 
 class Completer(QListView): # {{{
@@ -111,6 +116,12 @@ class Completer(QListView): # {{{
         index = self.model().index(r % self.model().rowCount())
         self.setCurrentIndex(index)
 
+    def scroll_to(self, orig):
+        if orig:
+            index = self.model().index_for_prefix(orig)
+            if index is not None and index.isValid():
+                self.setCurrentIndex(index)
+
     def popup(self):
         p = self
         m = p.model()
@@ -252,12 +263,15 @@ class LineEdit(QLineEdit, LineEditECM):
     # }}}
 
     def complete(self, show_all=False):
+        orig = None
         if show_all:
+            orig = self.mcompleter.model().current_prefix
             self.mcompleter.set_completion_prefix('')
         if not self.mcompleter.model().current_items:
             self.mcompleter.hide()
             return
         self.mcompleter.popup()
+        self.mcompleter.scroll_to(orig)
 
     def relayout(self):
         self.mcompleter.popup()