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ページのクリックしたリスト要素(ul.list1)に枠(border)を追加しxpathを保存・復元時にスクロール
// ==UserScript==
// @name RushHour Bookmark
// @namespace tampermonkey.net
// @version 2.1
// @description ページのクリックしたリスト要素(ul.list1)に枠(border)を追加しxpathを保存・復元時にスクロール
// @author Toshiaki
// @match https://wikiwiki.jp/ali_may/%E3%83%A9%E3%83%83%E3%82%B7%E3%83%A5%E3%82%A2%E3%83%AF%E3%83%BC/%E5%9C%B0%E4%B8%8B%E9%A7%90%E8%BB%8A%E5%A0%B4
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_deleteValue
// @grant GM_registerMenuCommand
// @run-at document-idle
// @license MIT
// ==/UserScript==
(function() {
'use strict';
const key = 'ali_may_'+location.pathname;
GM_registerMenuCommand('delete Bookmark', () => {
GM_deleteValue(key);
});
window.addEventListener('load', () => {
const xpath = GM_getValue(key, '');
if (xpath) {
console.log(`xpath(${xpath})`);
const result = document.evaluate(xpath, document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
if (result.snapshotLength > 0) {
const firstElement = result.snapshotItem(0);
updateList(firstElement);
firstElement.scrollIntoView({ behavior: 'smooth', block: 'center', inline: 'nearest'});
//console.log(firstElement.textContent);
} else {
console.log(`xpath(${xpath}) element not found.`);
}
}
});
const getXPath = (element) => {
if (element.id !== '') {
return `id("${element.id}")`;
}
if (element === document.body) {
return '/html/' + element.tagName.toLowerCase();
}
let ix = 0;
let siblings = element.parentNode.childNodes;
for (let i = 0; i < siblings.length; i++) {
let sibling = siblings[i];
if (sibling === element) {
return getXPath(element.parentNode) + '/' + element.tagName.toLowerCase() + '[' + (ix + 1) + ']';
}
if (sibling.nodeType === 1 && sibling.tagName === element.tagName) {
ix++;
}
}
}
let ul = null;
const updateList = (element) => {
if (element) {//remove border add border
if (ul) {
ul.style.outline = '';
ul.style.outlineOffset = '';
}
ul = element;
ul.style.outline = '4px solid #111111';
ul.style.outlineOffset = '2px';
GM_setValue(key, getXPath(ul));
}
}
document.addEventListener('click', (e) => {
updateList(e.target.closest('ul.list1'));
}, true);
})();