Don't crash if the user clicks 'halt render' when the render has already been stopped.
authordooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Thu, 25 Oct 2007 00:11:00 +0000 (00:11 +0000)
committerdooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Thu, 25 Oct 2007 00:11:00 +0000 (00:11 +0000)
commit08a26403c9dd95f1ea17b28aa44f89fe5110f8a9
tree46857334ec1aa3266163d50166cd4ae72db81010
parentfbf931812d7fc58c6457c898c7758debbf56a3b5
Don't crash if the user clicks 'halt render' when the render has already been stopped.

git-svn-id: http://svn.voria.com/code@967 1f10aa63-cdf2-0310-b900-c93c546f37ac
synfig-studio/trunk/src/gtkmm/preview.cpp