From a8e914b500a827e2236023ce356ffb47cae8fa82 Mon Sep 17 00:00:00 2001
From: Bo Peng <bpeng@lyx.org>
Date: Wed, 3 Jan 2007 23:05:27 +0000
Subject: [PATCH] Fix crashes caused by invalid last_inset_ due to keyboard
 editing

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16485 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/BufferView.C | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/BufferView.C b/src/BufferView.C
index ede9d687b8..b1cfd99a49 100644
--- a/src/BufferView.C
+++ b/src/BufferView.C
@@ -335,6 +335,10 @@ bool BufferView::multiParSel()
 
 bool BufferView::update(Update::flags flags)
 {
+	// last_inset_ points to the last visited inset. This pointer may become
+	// invalid becuase of keyboard editing. Since all such operations
+	// causes screen update(), I reset last_inset_ to avoid such a problem.
+	last_inset_ = 0;
 	// This is close to a hot-path.
 	if (lyxerr.debugging(Debug::DEBUG)) {
 		lyxerr[Debug::DEBUG]