From: handa <handa>
Date: Thu, 23 Apr 2009 13:01:16 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: http://git.chise.org/gitweb/?a=commitdiff_plain;h=727abe1e469396eaa63ceee4d5588bfa2493493b;p=m17n%2Fm17n-lib-cs.git

*** empty log message ***
---

diff --git a/MText.cs b/MText.cs
index 4f916f5..98cb0c5 100644
--- a/MText.cs
+++ b/MText.cs
@@ -53,7 +53,6 @@ namespace M17N.Core
     {
       this.key = key;
       this.val = val;
-      flags |= Flag.RearSticky;
     }
 
     public MTextProperty (MSymbol key, object val,
@@ -252,6 +251,8 @@ namespace M17N.Core
     {
       check_pos (pos, true);
 
+      if (from == to)
+	return;
       int pos_idx = pos_to_idx (this, pos);
       int from_idx = pos_to_idx (mt2, from);
       int to_idx = pos_to_idx (mt2, to);
@@ -596,12 +597,22 @@ namespace M17N.Core
 
       private MInterval LeftMost
       {
-	get { return (Left == null ? this : Left.LeftMost); }
+	get {
+	  if (Left == null)
+	    return this;
+	  Left.update_from_to ();
+	  return Left.LeftMost;
+	}
       }
 
       private MInterval RightMost
       {
-	get { return (Right == null ? this : Right.RightMost); }
+	get {
+	  if (Right == null)
+	    return this;
+	  Right.update_from_to ();
+	  return Right.RightMost;
+	}
       }
 
       private MInterval Prev {
@@ -609,12 +620,14 @@ namespace M17N.Core
 	  MInterval i;
 
 	  if (Left != null)
-	    for (i = Left; i.Right != null; i = i.Right);
+	    for (i = Left; i.Right != null; i = i.Right)
+	      i.update_from_to ();
 	  else
 	    {
 	      MInterval child = this;
 	      for (i = Parent; i != null && i.Left == child;
-		   child = i, i = i.Parent);
+		   child = i, i = i.Parent)
+		i.update_from_to ();
 	    }
 	  return i;
 	}
@@ -625,12 +638,14 @@ namespace M17N.Core
 	  MInterval i;
 
 	  if (Right != null)
-	    for (i = Right; i.Left != null; i = i.Left);
+	    for (i = Right; i.Left != null; i = i.Left)
+	      i.update_from_to ();
 	  else
 	    {
 	      MInterval child = this;
 	      for (i = Parent; i != null && i.Right == child;
-		   child = i, i = i.Parent);
+		   child = i, i = i.Parent)
+		i.update_from_to ();
 	    }
 	  return i;
 	}
@@ -978,7 +993,7 @@ namespace M17N.Core
       {
 	update_from_to ();
 	M17N.DebugPrint ("insert({0}) at {1} in ", interval.Length, pos);
-	DumpOne (false, true);
+	DumpOne (false, false);
 
 	interval.set_mtext (mtext);
 
@@ -1097,6 +1112,7 @@ namespace M17N.Core
 	  }
 	else			// (pos > To)
 	  Next.Insert (pos, interval);
+	M17N.DebugPrint (" done\n");
       }
 
       private void vacate_node (MInterval interval)