// ==UserScript== | |
// @name count_tweet_words_in_hatena_diary | |
// @description はてなダイアリーの編集時、twitterへ投稿する欄の文字数を表示 | |
// @namespace http://shiba-yu36.net/ | |
// @include http://d.hatena.ne.jp/*/edit | |
// ==/UserScript== | |
(function(){ | |
function xpath(query) { | |
return document.evaluate( | |
query, | |
document, null, | |
XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null | |
); | |
} | |
function count_words(twitter_notifier) { | |
twitter_notifier.nextSibling.textContent = twitter_notifier.value.length + '文字'; | |
} | |
var twitter_notifier = xpath('//*[@id="twitter_notification_prefix"]').snapshotItem(0); | |
var span = document.createElement('span'); | |
span.style.margin = 5; | |
span.textContent = '0文字'; | |
twitter_notifier.parentNode.insertBefore(span, twitter_notifier.nextSibling); | |
twitter_notifier.addEventListener('keyup', function() { | |
count_words(twitter_notifier); | |
}, false); | |
setInterval(function(){ | |
count_words(twitter_notifier); | |
},3000); | |
})(); |
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