From: Bo Peng <bpeng@lyx.org>
Date: Mon, 20 Aug 2007 21:30:33 +0000 (+0000)
Subject: Fix crash when a user removes a formula when its preview is being generated. (Another... 
X-Git-Tag: 1.6.10~8788
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=f982b5e0513c82c8f31773a01160e995c8afe42f;p=features.git

Fix crash when a user removes a formula when its preview is being generated. (Another signal/destructor/gcc3 bug)

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@19667 a592a061-630c-0410-9148-cb99ea01b6c8
---

diff --git a/src/insets/RenderPreview.cpp b/src/insets/RenderPreview.cpp
index 91c9a5fab7..199c5a766b 100644
--- a/src/insets/RenderPreview.cpp
+++ b/src/insets/RenderPreview.cpp
@@ -62,6 +62,13 @@ RenderPreview::RenderPreview(RenderPreview const & other,
 {}
 
 
+RenderPreview::~RenderPreview()
+{
+       if (ploader_connection_.connected())
+               ploader_connection_.disconnect();
+}
+
+
 auto_ptr<RenderBase> RenderPreview::clone(Inset const * inset) const
 {
 	return auto_ptr<RenderBase>(new RenderPreview(*this, inset));
diff --git a/src/insets/RenderPreview.h b/src/insets/RenderPreview.h
index e46911bd23..e331ea319b 100644
--- a/src/insets/RenderPreview.h
+++ b/src/insets/RenderPreview.h
@@ -49,6 +49,7 @@ public:
 
 	RenderPreview(Inset const *);
 	RenderPreview(RenderPreview const &, Inset const *);
+	~RenderPreview();
 	std::auto_ptr<RenderBase> clone(Inset const *) const;
 
 	/// Compute the size of the object, returned in dim