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cc_frm_footer.cpp: avoid possible crash if content[i].button = NULL

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If content[i].button = NULL, conversion of content[i].button into std::string would fail.


Origin commit data
------------------
Commit: 20ab649f45
Author: Thilo Graf <dbt@novatux.de>
Date: 2018-08-19 (Sun, 19 Aug 2018)
This commit is contained in:
Thilo Graf
2018-08-19 21:14:55 +02:00
committed by vanhofen
parent 29d136bb06
commit 1eb5b86437
1 changed files with 1 additions and 1 deletions
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src/gui/components/cc_frm_footer.cpp
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@@ -204,7 +204,7 @@ void CComponentsFooter::setButtonLabels(const struct button_label_cc * const con
* init button label face values
*/
string txt = content[i].locale == NONEXISTANT_LOCALE ? content[i].text : g_Locale->getText(content[i].locale);
string icon_name = string(content[i].button);
string icon_name = content[i].button ? string(content[i].button) : "";
/*
* Ignore item, if no text and no icon is defined.