From 2b22831dd0fffde8345a7b933ace46be818dec9a Mon Sep 17 00:00:00 2001
From: richard <none@none>
Date: Fri, 18 Dec 2009 15:18:16 -0800
Subject: ext-3307 - nearby chat stays scrolled at bottom

---
 indra/llui/lltextbase.cpp | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

(limited to 'indra/llui/lltextbase.cpp')

diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index cb0907a771..e54032ac5e 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -962,7 +962,10 @@ void LLTextBase::draw()
 	reflow();
 
 	// then update scroll position, as cursor may have moved
-	updateScrollFromCursor();
+	if (!mReadOnly)
+	{
+		updateScrollFromCursor();
+	}
 
 	LLRect doc_rect;
 	if (mScroller)
@@ -1932,11 +1935,19 @@ void LLTextBase::endOfLine()
 void LLTextBase::startOfDoc()
 {
 	setCursorPos(0);
+	if (mScroller)
+	{
+		mScroller->goToTop();
+	}
 }
 
 void LLTextBase::endOfDoc()
 {
 	setCursorPos(getLength());
+	if (mScroller)
+	{
+		mScroller->goToBottom();
+	}
 }
 
 void LLTextBase::changePage( S32 delta )
@@ -2001,6 +2012,16 @@ void LLTextBase::changeLine( S32 delta )
 	setCursorPos(new_cursor_pos, true);
 }
 
+bool LLTextBase::scrolledToStart()
+{
+	return mScroller->isAtTop();
+}
+
+bool LLTextBase::scrolledToEnd()
+{
+	return mScroller->isAtBottom();
+}
+
 
 bool LLTextBase::setCursor(S32 row, S32 column)
 {
-- 
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