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GUI2/Grid: made use of std::exchange

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This commit is contained in:
Charles Dang 2018-03-21 17:52:39 +11:00
parent c15cb0696e
commit 4a5d34d1be
1 changed files with 1 additions and 4 deletions
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5
src/gui/widgets/grid.hpp
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@ -409,10 +409,7 @@ private:
*/
std::unique_ptr<widget> free_widget()
{
std::unique_ptr<widget> temp(nullptr);
widget_.swap(temp);
return temp;
return std::exchange(widget_, nullptr);
}
private: