puppeteer/assets/js/77453769.8b6d4ca8.js
2022-07-01 17:15:07 +02:00

1 line
5.7 KiB
JavaScript

"use strict";(self.webpackChunkwebsite=self.webpackChunkwebsite||[]).push([[84960],{3905:(e,t,n)=>{n.d(t,{Zo:()=>s,kt:()=>d});var r=n(67294);function a(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function p(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(e);t&&(r=r.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,r)}return n}function o(e){for(var t=1;t<arguments.length;t++){var n=null!=arguments[t]?arguments[t]:{};t%2?p(Object(n),!0).forEach((function(t){a(e,t,n[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(n)):p(Object(n)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(n,t))}))}return e}function i(e,t){if(null==e)return{};var n,r,a=function(e,t){if(null==e)return{};var n,r,a={},p=Object.keys(e);for(r=0;r<p.length;r++)n=p[r],t.indexOf(n)>=0||(a[n]=e[n]);return a}(e,t);if(Object.getOwnPropertySymbols){var p=Object.getOwnPropertySymbols(e);for(r=0;r<p.length;r++)n=p[r],t.indexOf(n)>=0||Object.prototype.propertyIsEnumerable.call(e,n)&&(a[n]=e[n])}return a}var l=r.createContext({}),c=function(e){var t=r.useContext(l),n=t;return e&&(n="function"==typeof e?e(t):o(o({},t),e)),n},s=function(e){var t=c(e.components);return r.createElement(l.Provider,{value:t},e.children)},m={inlineCode:"code",wrapper:function(e){var t=e.children;return r.createElement(r.Fragment,{},t)}},u=r.forwardRef((function(e,t){var n=e.components,a=e.mdxType,p=e.originalType,l=e.parentName,s=i(e,["components","mdxType","originalType","parentName"]),u=c(n),d=a,g=u["".concat(l,".").concat(d)]||u[d]||m[d]||p;return n?r.createElement(g,o(o({ref:t},s),{},{components:n})):r.createElement(g,o({ref:t},s))}));function d(e,t){var n=arguments,a=t&&t.mdxType;if("string"==typeof e||a){var p=n.length,o=new Array(p);o[0]=u;var i={};for(var l in t)hasOwnProperty.call(t,l)&&(i[l]=t[l]);i.originalType=e,i.mdxType="string"==typeof e?e:a,o[1]=i;for(var c=2;c<p;c++)o[c]=n[c];return r.createElement.apply(null,o)}return r.createElement.apply(null,n)}u.displayName="MDXCreateElement"},11255:(e,t,n)=>{n.r(t),n.d(t,{assets:()=>l,contentTitle:()=>o,default:()=>m,frontMatter:()=>p,metadata:()=>i,toc:()=>c});var r=n(87462),a=(n(67294),n(3905));const p={sidebar_label:"Page.on"},o="Page.on() method",i={unversionedId:"api/puppeteer.page.on",id:"version-15.3.0/api/puppeteer.page.on",title:"Page.on() method",description:"Listen to page events.",source:"@site/versioned_docs/version-15.3.0/api/puppeteer.page.on.md",sourceDirName:"api",slug:"/api/puppeteer.page.on",permalink:"/api/puppeteer.page.on",draft:!1,tags:[],version:"15.3.0",frontMatter:{sidebar_label:"Page.on"},sidebar:"sidebar",previous:{title:"Page.off",permalink:"/api/puppeteer.page.off"},next:{title:"Page.once",permalink:"/api/puppeteer.page.once"}},l={},c=[{value:"Parameters",id:"parameters",level:2}],s={toc:c};function m(e){let{components:t,...n}=e;return(0,a.kt)("wrapper",(0,r.Z)({},s,n,{components:t,mdxType:"MDXLayout"}),(0,a.kt)("h1",{id:"pageon-method"},"Page.on() method"),(0,a.kt)("p",null,"Listen to page events."),(0,a.kt)("div",{className:"admonition admonition-note alert alert--secondary"},(0,a.kt)("div",{parentName:"div",className:"admonition-heading"},(0,a.kt)("h5",{parentName:"div"},(0,a.kt)("span",{parentName:"h5",className:"admonition-icon"},(0,a.kt)("svg",{parentName:"span",xmlns:"http://www.w3.org/2000/svg",width:"14",height:"16",viewBox:"0 0 14 16"},(0,a.kt)("path",{parentName:"svg",fillRule:"evenodd",d:"M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z"}))),"note")),(0,a.kt)("div",{parentName:"div",className:"admonition-content"},(0,a.kt)("p",{parentName:"div"},"This method exists to define event typings and handle proper wireup of cooperative request interception. Actual event listening and dispatching is delegated to ",(0,a.kt)("a",{parentName:"p",href:"/api/puppeteer.eventemitter"},"EventEmitter"),"."))),(0,a.kt)("p",null,(0,a.kt)("strong",{parentName:"p"},"Signature:")),(0,a.kt)("pre",null,(0,a.kt)("code",{parentName:"pre",className:"language-typescript"},"class Page {\n on<K extends keyof PageEventObject>(\n eventName: K,\n handler: (event: PageEventObject[K]) => void\n ): EventEmitter;\n}\n")),(0,a.kt)("h2",{id:"parameters"},"Parameters"),(0,a.kt)("table",null,(0,a.kt)("thead",{parentName:"table"},(0,a.kt)("tr",{parentName:"thead"},(0,a.kt)("th",{parentName:"tr",align:null},"Parameter"),(0,a.kt)("th",{parentName:"tr",align:null},"Type"),(0,a.kt)("th",{parentName:"tr",align:null},"Description"))),(0,a.kt)("tbody",{parentName:"table"},(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",{parentName:"tr",align:null},"eventName"),(0,a.kt)("td",{parentName:"tr",align:null},"K"),(0,a.kt)("td",{parentName:"tr",align:null})),(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",{parentName:"tr",align:null},"handler"),(0,a.kt)("td",{parentName:"tr",align:null},"(event: ",(0,a.kt)("a",{parentName:"td",href:"/api/puppeteer.pageeventobject"},"PageEventObject"),"[","K","]",") =",">"," void"),(0,a.kt)("td",{parentName:"tr",align:null})))),(0,a.kt)("p",null,(0,a.kt)("strong",{parentName:"p"},"Returns:")),(0,a.kt)("p",null,(0,a.kt)("a",{parentName:"p",href:"/api/puppeteer.eventemitter"},"EventEmitter")))}m.isMDXComponent=!0}}]);