From c3cc910e0eb046afe271aa2ec6a06eea0c6e9392 Mon Sep 17 00:00:00 2001
From: codeimp <codeimp@e0d998f2-2e9b-42fe-843d-47128df60a06>
Date: Thu, 1 May 2008 14:18:04 +0000
Subject: [PATCH] user selection preserved through undo/redo

---
 Source/Map/Linedef.cs |  1 +
 Source/Map/MapSet.cs  | 16 +++-------------
 Source/Map/Sector.cs  |  1 +
 Source/Map/Thing.cs   |  1 +
 Source/Map/Vertex.cs  |  1 +
 5 files changed, 7 insertions(+), 13 deletions(-)

diff --git a/Source/Map/Linedef.cs b/Source/Map/Linedef.cs
index 29e59b8f..d4a40e97 100644
--- a/Source/Map/Linedef.cs
+++ b/Source/Map/Linedef.cs
@@ -195,6 +195,7 @@ namespace CodeImp.DoomBuilder.Map
 			l.tag = tag;
 			l.updateneeded = true;
 			if(fields != null) l.MakeFields(fields);
+			l.selected = selected;
 		}
 		
 		// This attaches a sidedef on the front
diff --git a/Source/Map/MapSet.cs b/Source/Map/MapSet.cs
index b358fd21..b099d0ae 100644
--- a/Source/Map/MapSet.cs
+++ b/Source/Map/MapSet.cs
@@ -156,17 +156,15 @@ namespace CodeImp.DoomBuilder.Map
 			{
 				// Make new vertex
 				v.Clone = newset.CreateVertex(v.X, v.Y);
+				v.CopyPropertiesTo(v.Clone);
 			}
 
 			// Go for all sectors
 			foreach(Sector s in sectors)
 			{
 				// Make new sector
-				Sector ns = newset.CreateSector();
-				s.Clone = ns;
-				
-				// Copy properties
-				s.CopyPropertiesTo(ns);
+				s.Clone = newset.CreateSector();
+				s.CopyPropertiesTo(s.Clone);
 			}
 
 			// Go for all linedefs
@@ -174,8 +172,6 @@ namespace CodeImp.DoomBuilder.Map
 			{
 				// Make new linedef
 				nl = newset.CreateLinedef(l.Start.Clone, l.End.Clone);
-				
-				// Copy properties
 				l.CopyPropertiesTo(nl);
 
 				// Linedef has a front side?
@@ -183,8 +179,6 @@ namespace CodeImp.DoomBuilder.Map
 				{
 					// Make new sidedef
 					nd = newset.CreateSidedef(nl, true, l.Front.Sector.Clone);
-
-					// Copy properties
 					l.Front.CopyPropertiesTo(nd);
 				}
 
@@ -193,8 +187,6 @@ namespace CodeImp.DoomBuilder.Map
 				{
 					// Make new sidedef
 					nd = newset.CreateSidedef(nl, false, l.Back.Sector.Clone);
-
-					// Copy properties
 					l.Back.CopyPropertiesTo(nd);
 				}
 			}
@@ -204,8 +196,6 @@ namespace CodeImp.DoomBuilder.Map
 			{
 				// Make new thing
 				Thing nt = newset.CreateThing();
-
-				// Copy properties
 				t.CopyPropertiesTo(nt);
 			}
 
diff --git a/Source/Map/Sector.cs b/Source/Map/Sector.cs
index 62e7bc0e..9df90f54 100644
--- a/Source/Map/Sector.cs
+++ b/Source/Map/Sector.cs
@@ -170,6 +170,7 @@ namespace CodeImp.DoomBuilder.Map
 			s.tag = tag;
 			s.brightness = brightness;
 			if(fields != null) s.MakeFields(fields);
+			s.selected = selected;
 		}
 		
 		// This attaches a sidedef and returns the listitem
diff --git a/Source/Map/Thing.cs b/Source/Map/Thing.cs
index 5fc6b241..679381de 100644
--- a/Source/Map/Thing.cs
+++ b/Source/Map/Thing.cs
@@ -162,6 +162,7 @@ namespace CodeImp.DoomBuilder.Map
 			t.iconoffset = iconoffset;
 			args.CopyTo(t.args, 0);
 			if(fields != null) t.MakeFields(fields);
+			t.selected = selected;
 		}
 		
 		// This determines which sector the thing is in and links it
diff --git a/Source/Map/Vertex.cs b/Source/Map/Vertex.cs
index fb92a060..d23d83ee 100644
--- a/Source/Map/Vertex.cs
+++ b/Source/Map/Vertex.cs
@@ -178,6 +178,7 @@ namespace CodeImp.DoomBuilder.Map
 			v.y = y;
 			v.pos = pos;
 			if(fields != null) v.MakeFields(fields);
+			v.selected = selected;
 		}
 		
 		// This returns the distance from given coordinates