From 0b54e9afaaf67a4d687fd5085e77f0121161cd4e Mon Sep 17 00:00:00 2001
From: francesco-ST <francesco.abbate@st.com>
Date: 2010年8月27日 09:18:43 +0200
Subject: added error message when plotting on closing window
---
 agg-plot/window.cpp &#124; 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
(limited to 'agg-plot/window.cpp')
diff --git a/agg-plot/window.cpp b/agg-plot/window.cpp
index c45d3bc8..dbd2a24c 100644
--- a/agg-plot/window.cpp
+++ b/agg-plot/window.cpp
@@ -319,8 +319,13 @@ window_slot_update (lua_State *L)
 if (win->status == canvas_window::running)
 {
 win->draw_slot(slot_id, true);
+ win->unlock();
+ }
+ else
+ {
+ win->unlock();
+ luaL_error (L, "window is not running");
 }
- win->unlock();
 
 return 0;
 }
-- 
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