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collapsible.js: Don't use Set features which IE11 doesn't support

This commit is contained in:
Johannes Meyer 2019-06-07 11:05:33 +02:00
parent ec2a6b5c78
commit 9a6b1cffd6
1 changed files with 11 additions and 2 deletions
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13
public/js/icinga/behavior/collapsible.js
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@ -146,7 +146,10 @@
Collapsible.prototype.loadStorage = function () {
var expanded = localStorage.getItem('behavior.collapsible.expanded');
if (!! expanded) {
this.expanded = new Set(JSON.parse(expanded));
// .forEach() is used because IE11 doesn't support constructor arguments
JSON.parse(expanded).forEach(function (value) {
this.expanded.add(value);
}, this);
}
};
@ -155,7 +158,13 @@
*/
Collapsible.prototype.destroy = function () {
if (this.expanded.size > 0) {
localStorage.setItem('behavior.collapsible.expanded', JSON.stringify(Array.from(this.expanded.values())));
var expanded = [];
// .forEach() is used because IE11 doesn't support .values()
this.expanded.forEach(function(value) {
expanded.push(value);
});
localStorage.setItem('behavior.collapsible.expanded', JSON.stringify(expanded));
} else {
localStorage.removeItem('behavior.collapsible.expanded');
}