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[Edit] Add clarifying comments

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Add clarifying comments related to checking of conditions
on unload, WTD-1035.
This commit is contained in:
Victor Woeltjen
2015-03-31 14:39:30 -07:00
parent 8a8c84eacf
commit 5ef382d159
2 changed files with 16 additions and 4 deletions
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10
platform/commonUI/edit/src/directives/MCTBeforeUnload.js
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@ -43,12 +43,14 @@ define(
}
}
// Include this instance of the directive's unload function
unloads.push(unload);
// If this is the first active instance of this directive,
// register as the window's beforeunload handler
$window.onbeforeunload = checkUnloads;
if (unloads.length === 0) {
$window.onbeforeunload = checkUnloads;
}
// Include this instance of the directive's unload function
unloads.push(unload);
// Remove it when the scope is destroyed
scope.$on("$destroy", removeUnload);