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authorJustin Clark-Casey (justincc)2011-07-19 06:05:23 +0100
committerJustin Clark-Casey (justincc)2011-07-19 06:05:23 +0100
commitec1ecd363317fd83fd30f45d9c033873f4c35bc2 (patch)
treecb6422913fd82350d6719b987cbda9e97436b450 /OpenSim/Region
parentrefator: simplify UndoState.Compare() code (diff)
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stop redo throwing an exception if there is nothing to redo
Diffstat (limited to 'OpenSim/Region')
-rw-r--r--OpenSim/Region/Framework/Scenes/SceneObjectPart.cs23
1 files changed, 13 insertions, 10 deletions
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 9d7f87a..ccf8a25 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -3778,23 +3778,26 @@ namespace OpenSim.Region.Framework.Scenes
3778// "[SCENE OBJECT PART]: Handling redo request for {0} {1}, stack size {2}", 3778// "[SCENE OBJECT PART]: Handling redo request for {0} {1}, stack size {2}",
3779// Name, LocalId, m_redo.Count); 3779// Name, LocalId, m_redo.Count);
3780 3780
3781 UndoState gofwd = m_redo.Pop(); 3781 if (m_redo.Count > 0)
3782
3783 if (gofwd != null)
3784 { 3782 {
3785 if (m_parentGroup.GetSceneMaxUndo() > 0) 3783 UndoState gofwd = m_redo.Pop();
3784
3785 if (gofwd != null)
3786 { 3786 {
3787 UndoState nUndo = new UndoState(this, gofwd.ForGroup); 3787 if (m_parentGroup.GetSceneMaxUndo() > 0)
3788 3788 {
3789 m_undo.Push(nUndo); 3789 UndoState nUndo = new UndoState(this, gofwd.ForGroup);
3790
3791 m_undo.Push(nUndo);
3792 }
3793
3794 gofwd.PlayfwdState(this);
3790 } 3795 }
3791 3796
3792 gofwd.PlayfwdState(this);
3793 }
3794
3795// m_log.DebugFormat( 3797// m_log.DebugFormat(
3796// "[SCENE OBJECT PART]: Handled redo request for {0} {1}, stack size now {2}", 3798// "[SCENE OBJECT PART]: Handled redo request for {0} {1}, stack size now {2}",
3797// Name, LocalId, m_redo.Count); 3799// Name, LocalId, m_redo.Count);
3800 }
3798 } 3801 }
3799 } 3802 }
3800 3803