From 55e0fad006deac001e49d268ed0fb0789df6317a Mon Sep 17 00:00:00 2001
From: =?utf8?q?Bar=C4=B1=C5=9F=20Metin?= <Talip-Baris.Metin@sophia.inria.fr>
Date: Fri, 17 Sep 2010 10:45:15 +0200
Subject: [PATCH] comment on widget render

---
 sface/mainwindow.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sface/mainwindow.py b/sface/mainwindow.py
index fa19a43..0b52d95 100644
--- a/sface/mainwindow.py
+++ b/sface/mainwindow.py
@@ -142,6 +142,9 @@ class MainWindow(QWidget):
             self.setStatus("Already showing %s" % curr_screen.getTitleText(), timeout=1000)
             return
 
+        # This is an optimization to have a smoother animation. We
+        # render the widget into a pixmap and animate that instead of
+        # moving the whole widget around.
         pixmap = QPixmap(self.screens.size())
         curr_screen.render(pixmap)
         self.screens.setCurrentWidget(self.pix)
-- 
2.43.0