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Fix update of cursor in tab-delete when there is a selection

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The position of the cursor should not be decreased if it is already at
the start of the paragraph. This can lead to a crash when trying to
display the caret.
This commit is contained in:
Jean-Marc Lasgouttes 2024-08-30 16:56:16 +02:00
parent 2eb4e3d3ca
commit 16be88ca18
1 changed files with 2 additions and 3 deletions
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5
src/Text.cpp
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@ -4629,10 +4629,9 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
int const n = (c == ' ' ? 4 : 1); int const n = (c == ' ' ? 4 : 1);
for (int i = 0; i < n for (int i = 0; i < n
&& !par.empty() && par.getChar(0) == c; ++i) { && !par.empty() && par.getChar(0) == c; ++i) {
if (cur.pit() == pit) if (cur.pit() == pit && cur.pos() > 0)
cur.posBackward(); cur.posBackward();
if (cur.realAnchor().pit() == pit if (cur.realAnchor().pit() == pit && cur.realAnchor().pos() > 0)
&& cur.realAnchor().pos() > 0 )
cur.realAnchor().backwardPos(); cur.realAnchor().backwardPos();
par.eraseChar(0, tc); par.eraseChar(0, tc);
} }