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persist theme changes

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This commit is contained in:
Jeff Becker 2016-03-07 20:50:58 -05:00
parent 2f3742fa7c
commit 2c03b8fd6b
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GPG Key ID: AB950234D6EA286B
1 changed files with 23 additions and 0 deletions
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contrib/static/nntpchan.js
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@ -25,10 +25,33 @@ function nntpchan_inject_banners(elem, prefix) {
elem.appendChild(e); elem.appendChild(e);
} }
function get_storage() {
var st = null;
if (window.localStorage) {
st = window.localStorage;
} else if (localStorage) {
st = localStorage;
}
return st;
}
function enable_theme(prefix, name) { function enable_theme(prefix, name) {
var theme = document.getElementById("current_theme"); var theme = document.getElementById("current_theme");
if (theme) { if (theme) {
theme.href = prefix + "static/"+ name + ".css"; theme.href = prefix + "static/"+ name + ".css";
var st = get_storage();
if (st.nntpchan === undefined) {
st.nntpchan = {};
}
st.nntpchan.theme = name;
st.nntpchan.prefix = prefix;
}
}
document.body.onload = function() {
var st = get_storage();
if (st.nntpchan) {
enable_theme(st.nntpchan.prefix, st.nntpchan.theme);
} }
} }