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Make sure we don't attach alert handler multiple times

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Before adding a "not zoomed in enough" alert handler, make sure any
existing handler is removed. Fixes #17.
This commit is contained in:
Tom Hughes 2012-02-21 19:22:01 +00:00
parent 5e0a8368c8
commit bdf476d8cf
1 changed files with 3 additions and 2 deletions
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5
app/assets/javascripts/site.js
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@ -45,12 +45,13 @@ function updatelinks(lon,lat,zoom,layers,minlon,minlat,maxlon,maxlat,objtype,obj
var minzoom = match[1];
var name = link.id.replace(/anchor$/, "");
$(link).off("click.minzoom");
if (zoom >= minzoom) {
$(link).off("click");
$(link).attr("title", i18n("javascripts.site." + name + "_tooltip"));
$(link).removeClass("disabled");
} else {
$(link).click(function () { alert(i18n("javascripts.site." + name + "_zoom_alert")); return false; });
$(link).on("click.minzoom", function () { alert(i18n("javascripts.site." + name + "_zoom_alert")); return false; });
$(link).attr("title", i18n("javascripts.site." + name + "_disabled_tooltip"));
$(link).addClass("disabled");
}