From c96850c89ab6e63fcf11d2e979988b3745a35a68 Mon Sep 17 00:00:00 2001
From: FredKiefer <FredKiefer@72102866-910b-0410-8b05-ffd578937521>
Date: Sun, 5 Nov 2000 16:30:06 +0000
Subject: [PATCH] In [setWidthTracksTextView:] and [setHeightTracksTextView:]
 make sure that the view post changes and that notifications are only send
 once.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@8038 72102866-910b-0410-8b05-ffd578937521
---
 Source/NSTextContainer.m | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/Source/NSTextContainer.m b/Source/NSTextContainer.m
index 4938181b2..adc27b5ed 100644
--- a/Source/NSTextContainer.m
+++ b/Source/NSTextContainer.m
@@ -137,6 +137,8 @@
   if (_textView)
     {
       [_textView setTextContainer: nil];
+      // May we realy switch this off, as somebody else might be listening 
+      // to those notifications?
       [_textView setPostsFrameChangedNotifications: NO];
       [nc removeObserver: self name: NSViewFrameDidChangeNotification 
 	  object: _textView];
@@ -182,15 +184,22 @@
 - (void) setWidthTracksTextView: (BOOL)flag
 {
   NSNotificationCenter *nc;
-  nc = [NSNotificationCenter defaultCenter];
+  BOOL old_observing = _observingFrameChanges;
 
   _widthTracksTextView = flag;
   _observingFrameChanges = _widthTracksTextView | _heightTracksTextView;
+
   if (_textView == nil)
     return;
 
+  if (_observingFrameChanges == old_observing)
+    return;
+
+  nc = [NSNotificationCenter defaultCenter];
+
   if (_observingFrameChanges)
     {      
+      [_textView setPostsFrameChangedNotifications: YES];
       [nc addObserver: self
 	  selector: @selector(_textViewFrameChanged:)
 	  name: NSViewFrameDidChangeNotification
@@ -211,15 +220,21 @@
 - (void) setHeightTracksTextView: (BOOL)flag
 {
   NSNotificationCenter *nc;
-  nc = [NSNotificationCenter defaultCenter];
+  BOOL old_observing = _observingFrameChanges;
 
   _heightTracksTextView = flag;
   _observingFrameChanges = _widthTracksTextView | _heightTracksTextView;
   if (_textView == nil)
     return;
 
+  if (_observingFrameChanges == old_observing)
+    return;
+
+  nc = [NSNotificationCenter defaultCenter];
+
   if (_observingFrameChanges)
     {      
+      [_textView setPostsFrameChangedNotifications: YES];
       [nc addObserver: self
 	  selector: @selector(_textViewFrameChanged:)
 	  name: NSViewFrameDidChangeNotification