[longomatch] Support delayed seeking in Seek as well.

[Andoni Morales Alastruey <amorales src gnome org>]

commit 2e35c7254d1be2dfbc69d799f76863fe2ab38c74
Author: Julien Moutte <julien fluendo com>
Date:   Fri Mar 13 18:49:14 2015 +0100

    Support delayed seeking in Seek as well.
    
    This was limited to LoadSegment till now.

 LongoMatch.GUI.Multimedia/Gui/PlayerBin.cs |   12 ++++++++++--
 1 files changed, 10 insertions(+), 2 deletions(-)
---
diff --git a/LongoMatch.GUI.Multimedia/Gui/PlayerBin.cs b/LongoMatch.GUI.Multimedia/Gui/PlayerBin.cs
index 8c0dc73..b878e32 100644
--- a/LongoMatch.GUI.Multimedia/Gui/PlayerBin.cs
+++ b/LongoMatch.GUI.Multimedia/Gui/PlayerBin.cs
@@ -353,9 +353,17 @@ namespace LongoMatch.Gui
                        if (ImageLoaded) {
                                return;
                        }
+
                        DrawingsVisible = false;
-                       player.Seek (time + activeFile.Offset, accurate);
-                       OnTick ();
+
+                       // Check if we are ready first
+                       if (readyToSeek) {
+                               player.Seek (time + activeFile.Offset, accurate);
+                               OnTick ();
+                       } else {
+                               Log.Debug ("Delaying seek until player is ready");
+                               pendingSeek = new object[3] { time, 1.0f, false };
+                       }
                }
 
                public void SeekToNextFrame ()