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CComponentsFooter: avoid crash because possible divisions by 0

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Origin commit data
------------------
Commit: fb0dc47e35
Author: Thilo Graf <dbt@novatux.de>
Date: 2017-04-13 (Thu, 13 Apr 2017)
This commit is contained in:
Thilo Graf
2017-04-13 23:28:35 +02:00
parent be193b9eae
commit 90531ed90b
1 changed files with 3 additions and 1 deletions
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4
src/gui/components/cc_frm_footer.cpp
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@@ -111,6 +111,9 @@ void CComponentsFooter::setButtonLabels(const struct button_label_cc * const con
if (chain)
chain->clear();
if (label_count == 0)
return;
/* set general available full basic space for button chain,
* in this case this is footer width
*/
@@ -372,7 +375,6 @@ void CComponentsFooter::paintButtons(const int& x_pos,
this->setButtonFont(font);
this->setContextButton(context_buttons);
this->setButtonLabels(content, label_count, 0, label_width);
this->paint(do_save_bg);
}