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Kquery

Add_iframe WaitingElement and more

Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta // @require https://update.greasyfork.org/scripts/522187/1511410/Kquery.js 

// ==UserScript==
// @name         Kquery
// @version      2024.12.28
// @description  Add_iframe WaitingElement and more
// @author       You
// @grant        none
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_deleteValue
// @grant        GM_download
// @require https://ajax.aspnetcdn.com/ajax/jquery/jquery-3.5.1.min.js
// ==/UserScript==

/**
 * 添加一个iframe的类
 * @class
 * @example
	const mi = new My_iframe();
	mi.Add_iframe(url)
		.then(iframe=>{
			const id = mi.GetDocument();
			const img = $(id).find("img")
		});
*/
function My_iframe(){
	let iframe = null;
	this.Add_iframe = async(url)=>{
		return new Promise((resolve,reject)=>{
			// 创建一个iframe元素
			iframe = document.createElement('iframe');
		
			// 设置iframe的宽度和高度
			iframe.width = '1px';
			iframe.height = '1px';
		
			// 设置iframe的src属性，指向你想要打开的URL
			iframe.src = url;  // 请替换为你想要加载的URL
		
			// 将iframe添加到页面的body中
			document.body.appendChild(iframe);
		
			// 等待iframe加载完成后再操作它
			iframe.onload = function() {
				resolve(iframe);
			};
			iframe.onerror = function(){
				$(iframe).remove();
				reject(url);
			}
		})
	}
	this.GetDocument = ()=>{
		if(!iframe){return false;}
		return iframe.contentWindow.document;
	}
}
	
/**
 * 等待一个元素加载完毕的方法
 * @param {function():JQuery} GetEle -获取元素的方法
 * @example
	const GetEle = ()=>$("img");
	WaitingElement(GetEle)
		.then(tag=>{
			
		})
*/
async function WaitingElement(GetEle){
	return new Promise(resolve=>{
		let ele = GetEle();
		if(ele.length>0){resolve(ele);}else{
			let check = setInterval(()=>{
				let ele = GetEle();
				if(ele.length>0){
					resolve(ele);
					clearInterval(check);
				}
			},100)
		}
	})
}

/**
 * 在网页底部出现调试的方法
 * @param {string} mess -要显示的信息
 * @param {JQuery} item -要显示在什么元素上（可选）
 * @example
	ConsoleWrite("error");
*/
function ConsoleWrite(mess,item){
	if(item.length>0){item.text(mess);return item;}
	let div = $(".console");
	if(div.length==0){
		div = `
			<div class="console"></div>
			<style>
				.console{
					position:fixed;
					width:100%;
					background:black;
					color:white;
					bottom:0;
				}
			</style>
		`
		$('body').append(div);
		div = $(".console");
		div.on('touchstart',function(){$(this).hide()});
	}
	div.text(mess);
	return div;
}

/**
 * 添加按键控制网页
 * @example
	const kc = new KeyControler();
	kc.AddEvent({
		upItem:$("up");
		downItem:$("down");
		leftItem:$("left");
		rightItem:$("right");
		closew:$("close");
	})
	kc.RemoveEvent();
*/
function KeyControler() {
    let Events = [];
    this.downItem = $('<a></a>').click(function () {
        var currentScroll = document.documentElement.scrollTop;
        var scrollDistance = $(window).height() / 2;
        console.log(currentScroll);
        window.scrollTo(0, currentScroll + scrollDistance);
    });
    this.upItem = $('<a></a>').click(function () {
        var currentScroll = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;
        var scrollDistance = window.innerHeight / 2;
        window.scrollTo(0, currentScroll - scrollDistance);
    });

    this.Event = (args, event) => {
        if (!args.upItem) { args.upItem = this.upItem; }
        if (!args.downItem) { args.downItem = this.downItem; }

        switch (event.key) {
            case 'ArrowLeft':
                if (args.leftItem && args.leftItem.length > 0) {
                    args.leftItem[0].click();
                    console.log('Left arrow key pressed');
                }
                break;
            case 'ArrowRight':
                if (args.rightItem && args.rightItem.length > 0) {
                    args.rightItem[0].click();
                    console.log('Right arrow key pressed');
                }
                break;
            case 'ArrowUp':
                if (args.upItem && args.upItem.length > 0) {
                    args.upItem[0].click();
                    console.log('Up arrow key pressed');
                }
                break;
            case 'ArrowDown':
                if (args.downItem && args.downItem.length > 0) {
                    args.downItem[0].click();
                    console.log('Down arrow key pressed');
                }
                break;
            case '0':
                if (typeof closew !== 'undefined' && args.closew) {
                    window.close();
                    console.log('Window closed');
                }
                break;
            default:
                break;
        }
    };

    this.AddEvent = (args) => {
        const eventHandler = (event) => {
            this.Event(args, event);
        };
        document.addEventListener('keydown', eventHandler);
        this.Events.push(eventHandler);
    };

    this.RemoveEvent = () => {
        Events.forEach(handler => {
            document.removeEventListener("keydown", handler);
        });
        Events = [];
    };
}