ReadTools

**在 屏幕左侧 右击 触发 上一页 按钮,在 屏幕右侧 右击 触发 下一页 按钮;“扩大”翻页的区域,提高翻页效率,提升阅读体验**

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

Bạn sẽ cần cài đặt một tiện ích mở rộng như Tampermonkey hoặc Violentmonkey để cài đặt kịch bản này.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name ReadTools
// @namespace github.com/ileler
// @description **在 屏幕左侧 右击 触发 上一页 按钮,在 屏幕右侧 右击 触发 下一页 按钮;“扩大”翻页的区域,提高翻页效率,提升阅读体验**
// @version 0.1
// @author kerwin612
// @license MIT
// @include *
// @require https://greasyfork.org/scripts/404294-kerwin612/code/Kerwin612.js?version=810055
// @run-at document-start
// @grant GM.getValue
// @noframes
// ==/UserScript==

config.funcConfig = {
	"http://www.duokan.com/reader/www/app.html":
		"function() {\
			return {\
					prevLink: document.getElementsByClassName('j-pageup')[0],\
					nextLink: document.getElementsByClassName('j-pagedown')[0]\
			};\
		}",
	"^.*gitbook\\.io.*$": 
		"function() {\
			let loopEle = function(ele, classNamePattern) {\
				if (new RegExp(classNamePattern).test(ele.className)) return ele;\
				let rst = null;\
				for (let i = 0; i < ele.children.length; i++) {\
					if ((rst = loopEle(ele.children[i], classNamePattern))) break;\
				}\
				return rst;\
			};\
			let classBase;\
			let navPagesLinks;\
			let resultObj = {};\
			if ((classBase = document.getElementById('__GITBOOK__ROOT__CLIENT__').firstChild.className.split('--')[0]) && (navPagesLinks = loopEle(document.getElementById('__GITBOOK__ROOT__CLIENT__'), '^'+ classBase + '--navPagesLinks-.+$'))) {\
				navPagesLinks.children.forEach((val) => {\
					if (new RegExp('^'+ classBase + '.*--cardPrevious-.+$').test(val.className)) resultObj.prevLink = val;\
					if (new RegExp('^'+ classBase + '.*--cardNext-.+$').test(val.className)) resultObj.nextLink = val;\
				});\
			}\
			return resultObj;\
		}",
}

func(
	//startup: url匹配上时就会执行的方法,无须返回值,仅执行一次
	(ctx) => {
		let url = window.location.href;
		for (let [k, v] of Object.entries(config.funcConfig)) {
			if ((url === k || url.startsWith(k) || new RegExp(k).test(url))) {
				ctx.findEleFunc = config.funcConfig[k];
				break;
			}
		}
		if (!ctx.findEleFunc) return;
		ctx.bindEle = function() {
			try {
				delete ctx.prevLink;
				delete ctx.nextLink;

				let findEle = Function('return (' + ctx.findEleFunc + ')')()();
				if (!findEle) return false;
				ctx.prevLink = findEle.prevLink;
				ctx.nextLink = findEle.nextLink;

				if (ctx.prevLink) {
					ctx.prevLink.oldclick = ctx.prevLink.oldclick || ctx.prevLink.onclick;
					ctx.prevLink.onclick = function() {
						console.log('prev-click', ctx);
						ctx.prevLink.oldclick && ctx.prevLink.oldclick();
					}
				}

				if (ctx.nextLink) {
					ctx.nextLink.oldclick = ctx.nextLink.oldclick ||  ctx.nextLink.onclick;
					ctx.nextLink.onclick = function() {
						console.log('next-click', ctx);
						ctx.nextLink.oldclick && ctx.nextLink.oldclick();
					}
				}
				return true;
			} catch(error) {}
			return false;
		}
	}, 
	//ready: url匹配上时就会执行的方法,返回bool类型的值,每30ms执行一次,直至此方法返回true后就不再执行
	(ctx) => {
		return !ctx.findEleFunc || ctx.bindEle();
	}, 
	//run: url匹配上且以上的ready方法返回true后执行的方法,无须返回值,仅执行一次
	(ctx) => {
		if (!ctx.findEleFunc) return;
		window.oncontextmenu = function(e) {
			if (e.screenY < document.body.clientHeight / 3 || !ctx.bindEle()) return true;
			e.preventDefault();

			if (e.screenX > document.body.clientWidth / 2) {
				ctx.nextLink && ctx.nextLink.click();
			} else {
				ctx.prevLink && ctx.prevLink.click();
			}
			return false;     // cancel default menu
		}
	}
);