From aeaf9df32f440c94899c5742e304798b8d546e53 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Thu, 22 Jun 2017 16:49:53 +1000
Subject: [PATCH] ensure only one copy of stats shown, and close with
 collection

---
 aqt/__init__.py | 3 ++-
 aqt/main.py     | 2 +-
 aqt/stats.py    | 4 ++++
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/aqt/__init__.py b/aqt/__init__.py
index c93beed41..356d2e401 100644
--- a/aqt/__init__.py
+++ b/aqt/__init__.py
@@ -44,11 +44,12 @@ from anki.utils import checksum
 class DialogManager:
 
     def __init__(self):
-        from aqt import addcards, browser, editcurrent
+        from aqt import addcards, browser, editcurrent, stats
         self._dialogs = {
             "AddCards": [addcards.AddCards, None],
             "Browser": [browser.Browser, None],
             "EditCurrent": [editcurrent.EditCurrent, None],
+            "DeckStats": [stats.DeckStats, None]
         }
 
     def open(self, name, *args):
diff --git a/aqt/main.py b/aqt/main.py
index 416953449..dd77f53a6 100644
--- a/aqt/main.py
+++ b/aqt/main.py
@@ -734,7 +734,7 @@ title="%s" %s>%s</button>''' % (
         deck = self._selectedDeck()
         if not deck:
             return
-        aqt.stats.DeckStats(self)
+        aqt.dialogs.open("DeckStats", self)
 
     def onPrefs(self):
         import aqt.preferences
diff --git a/aqt/stats.py b/aqt/stats.py
index f11530fcd..036481793 100644
--- a/aqt/stats.py
+++ b/aqt/stats.py
@@ -42,8 +42,12 @@ class DeckStats(QDialog):
         self.show()
         self.activateWindow()
 
+    def canClose(self):
+        return True
+
     def reject(self):
         saveGeom(self, self.name)
+        aqt.dialogs.close("DeckStats")
         QDialog.reject(self)
 
     def _imagePath(self):