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Fix potential crash when deleting lines with audio open 

Don't assume that the active line is valid in RegenerateInactiveLines,
as it may get called by the commit signal before the selection is
updated when the active line is deleted.

Closes #1502.

Originally committed to SVN as r6932.
This commit is contained in:
Thomas Goyne 2012-07-08 23:22:27 +00:00
parent 5162c28684
commit 60c38bd2e5
1 changed files with 2 additions and 0 deletions
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2
aegisub/src/audio_timing_dialogue.cpp
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@ -736,6 +736,8 @@ void AudioTimingControllerDialogue::RegenerateInactiveLines()
{
std::list<AssEntry*>::iterator current_line =
find(context->ass->Line.begin(), context->ass->Line.end(), line);
if (current_line == context->ass->Line.end())
break;
std::list<AssEntry*>::iterator prev = current_line;
while (--prev != context->ass->Line.begin() && !predicate(*prev)) ;