[smuxi: 3/6] Frontend-SWF: Use system colours

[Mirco M. M. Bauer <mmmbauer src gnome org>]

commit e53593d1965efd8a5bf312c3dba9408141c06302
Author: Calvin B <calvin imaginarycode com>
Date:   Sat Sep 28 15:00:17 2013 -0300

    Frontend-SWF: Use system colours

 src/Frontend-SWF/Chats/ChatView.cs |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/src/Frontend-SWF/Chats/ChatView.cs b/src/Frontend-SWF/Chats/ChatView.cs
index 1c5ab26..73884cd 100644
--- a/src/Frontend-SWF/Chats/ChatView.cs
+++ b/src/Frontend-SWF/Chats/ChatView.cs
@@ -207,8 +207,9 @@ namespace Smuxi.Frontend.Swf
 #endif
                 }
             } else {
-                _BackgroundColor = null;
-                _OutputTextView.BackColor = Color.Empty;
+                // Instead of a null colour, get the system colour "Window"
+                _BackgroundColor = SystemColors.Window;
+                _OutputTextView.BackColor = SystemColors.Window;
             }
             
             string fgStr = (string) config["Interface/Chat/ForegroundColor"];
@@ -223,8 +224,9 @@ namespace Smuxi.Frontend.Swf
 #endif
                 }
             } else {
-                _ForegroundColor = null;
-                _OutputTextView.ForeColor = Color.Empty;
+                // Same for the text.
+                _ForegroundColor = SystemColors.WindowText;
+                _OutputTextView.ForeColor = SystemColors.WindowText;
             }
             
             string fontFamily = (string) config["Interface/Chat/FontFamily"];