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parameter validation

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This commit is contained in:
kepler155c@gmail.com
2018-10-27 21:34:34 -04:00
parent 7220b372bd
commit b564b1e9be
2 changed files with 2 additions and 1 deletions
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2
sys/apis/ui.lua
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@@ -1219,7 +1219,7 @@ function UI.Page:focusNext()
end
function UI.Page:setFocus(child)
if not child.focus then
if not child or not child.focus then
return
end