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background.js
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background.js
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var option = 1;
chrome.storage.sync.get({
option: 1,
}, function(items) {
option = items.option
});
// 配置觀察選項
const config = { childList: true, subtree: true };
// 創建一個MutationObserver實例,並傳入回調函數
const observer = new MutationObserver((mutationsList, observer) => {
for (let mutation of mutationsList) {
// console.log('QQAQ');
// console.log(mutation.type);
if (mutation.type === 'childList') {
// console.log('A child node has been added or removed.');
// 在這裡處理元素插入的邏輯
removeReaction();
}
}
});
observer.observe(document, config);
// document.addEventListener("DOMNodeInserted", function (e) {
// console.log("insert")
// removeReaction();
// }, false);
/**
* <option value="0">Hide all reactions</option>
* <option value="1">Show the most popular reaction</option>
*/
function removeReaction() {
if (option == 2) {
return;
}
var remainIcon = 1;
if (option == 0) {
remainIcon = 0;
}
var array = document.querySelectorAll("[role=toolbar]");
for (var i = 0; i < array.length; i++) {
while (array[i].firstElementChild.childElementCount > remainIcon) {
array[i].firstElementChild.children[remainIcon].remove();
}
}
}