github/puppeteer
0
0
Fork 0
mirror of https://github.com/puppeteer/puppeteer synced 2024-06-14 14:02:48 +00:00
Code Issues Packages Projects Releases Wiki Activity
a38160dd59
puppeteer/assets/js/b8c6e1e1.41bc62c9.js
release-please[bot] b440bdc5d1 deploy: 01c33e8177
2023-09-22 12:18:44 +00:00

1 line
7.5 KiB
JavaScript
Raw Blame History

"use strict";(self.webpackChunkwebsite=self.webpackChunkwebsite||[]).push([[79886],{3905:(e,t,n)=>{n.d(t,{Zo:()=>c,kt:()=>m});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 o(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 s(e){for(var t=1;t<arguments.length;t++){var n=null!=arguments[t]?arguments[t]:{};t%2?o(Object(n),!0).forEach((function(t){a(e,t,n[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(n)):o(Object(n)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(n,t))}))}return e}function p(e,t){if(null==e)return{};var n,r,a=function(e,t){if(null==e)return{};var n,r,a={},o=Object.keys(e);for(r=0;r<o.length;r++)n=o[r],t.indexOf(n)>=0||(a[n]=e[n]);return a}(e,t);if(Object.getOwnPropertySymbols){var o=Object.getOwnPropertySymbols(e);for(r=0;r<o.length;r++)n=o[r],t.indexOf(n)>=0||Object.prototype.propertyIsEnumerable.call(e,n)&&(a[n]=e[n])}return a}var i=r.createContext({}),l=function(e){var t=r.useContext(i),n=t;return e&&(n="function"==typeof e?e(t):s(s({},t),e)),n},c=function(e){var t=l(e.components);return r.createElement(i.Provider,{value:t},e.children)},d={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,o=e.originalType,i=e.parentName,c=p(e,["components","mdxType","originalType","parentName"]),u=l(n),m=a,k=u["".concat(i,".").concat(m)]||u[m]||d[m]||o;return n?r.createElement(k,s(s({ref:t},c),{},{components:n})):r.createElement(k,s({ref:t},c))}));function m(e,t){var n=arguments,a=t&&t.mdxType;if("string"==typeof e||a){var o=n.length,s=new Array(o);s[0]=u;var p={};for(var i in t)hasOwnProperty.call(t,i)&&(p[i]=t[i]);p.originalType=e,p.mdxType="string"==typeof e?e:a,s[1]=p;for(var l=2;l<o;l++)s[l]=n[l];return r.createElement.apply(null,s)}return r.createElement.apply(null,n)}u.displayName="MDXCreateElement"},24172:(e,t,n)=>{n.r(t),n.d(t,{assets:()=>l,contentTitle:()=>p,default:()=>u,frontMatter:()=>s,metadata:()=>i,toc:()=>c});n(67294);var r=n(3905);function a(){return a=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e},a.apply(this,arguments)}function o(e,t){if(null==e)return{};var n,r,a=function(e,t){if(null==e)return{};var n,r,a={},o=Object.keys(e);for(r=0;r<o.length;r++)n=o[r],t.indexOf(n)>=0||(a[n]=e[n]);return a}(e,t);if(Object.getOwnPropertySymbols){var o=Object.getOwnPropertySymbols(e);for(r=0;r<o.length;r++)n=o[r],t.indexOf(n)>=0||Object.prototype.propertyIsEnumerable.call(e,n)&&(a[n]=e[n])}return a}const s={sidebar_label:"CDPSession"},p="CDPSession class",i={unversionedId:"api/puppeteer.cdpsession",id:"api/puppeteer.cdpsession",title:"CDPSession class",description:"The CDPSession instances are used to talk raw Chrome Devtools Protocol.",source:"@site/../docs/api/puppeteer.cdpsession.md",sourceDirName:"api",slug:"/api/puppeteer.cdpsession",permalink:"/next/api/puppeteer.cdpsession",draft:!1,tags:[],version:"current",frontMatter:{sidebar_label:"CDPSession"},sidebar:"api",previous:{title:"Target.worker",permalink:"/next/api/puppeteer.target.worker"},next:{title:"CDPSession.connection",permalink:"/next/api/puppeteer.cdpsession.connection"}},l={},c=[{value:"Signature:",id:"signature",level:4},{value:"Remarks",id:"remarks",level:2},{value:"Example",id:"example",level:2},{value:"Methods",id:"methods",level:2}],d={toc:c};function u(e){var{components:t}=e,n=o(e,["components"]);return(0,r.kt)("wrapper",a({},d,n,{components:t,mdxType:"MDXLayout"}),(0,r.kt)("h1",a({},{id:"cdpsession-class"}),"CDPSession class"),(0,r.kt)("p",null,"The ",(0,r.kt)("inlineCode",{parentName:"p"},"CDPSession")," instances are used to talk raw Chrome Devtools Protocol."),(0,r.kt)("h4",a({},{id:"signature"}),"Signature:"),(0,r.kt)("pre",null,(0,r.kt)("code",a({parentName:"pre"},{className:"language-typescript"}),"export declare abstract class CDPSession extends EventEmitter<CDPSessionEvents>\n")),(0,r.kt)("p",null,(0,r.kt)("strong",{parentName:"p"},"Extends:")," ",(0,r.kt)("a",a({parentName:"p"},{href:"/next/api/puppeteer.eventemitter"}),"EventEmitter"),"<",(0,r.kt)("a",a({parentName:"p"},{href:"/next/api/puppeteer.cdpsessionevents"}),"CDPSessionEvents"),">"),(0,r.kt)("h2",a({},{id:"remarks"}),"Remarks"),(0,r.kt)("p",null,"Protocol methods can be called with ",(0,r.kt)("a",a({parentName:"p"},{href:"/next/api/puppeteer.cdpsession.send"}),"CDPSession.send()")," method and protocol events can be subscribed to with ",(0,r.kt)("inlineCode",{parentName:"p"},"CDPSession.on")," method."),(0,r.kt)("p",null,"Useful links: ",(0,r.kt)("a",a({parentName:"p"},{href:"https://chromedevtools.github.io/devtools-protocol/"}),"DevTools Protocol Viewer")," and ",(0,r.kt)("a",a({parentName:"p"},{href:"https://github.com/aslushnikov/getting-started-with-cdp/blob/HEAD/README.md"}),"Getting Started with DevTools Protocol"),"."),(0,r.kt)("p",null,"The constructor for this class is marked as internal. Third-party code should not call the constructor directly or create subclasses that extend the ",(0,r.kt)("inlineCode",{parentName:"p"},"CDPSession")," class."),(0,r.kt)("h2",a({},{id:"example"}),"Example"),(0,r.kt)("pre",null,(0,r.kt)("code",a({parentName:"pre"},{className:"language-ts"}),"const client = await page.target().createCDPSession();\nawait client.send('Animation.enable');\nclient.on('Animation.animationCreated', () =>\n console.log('Animation created!')\n);\nconst response = await client.send('Animation.getPlaybackRate');\nconsole.log('playback rate is ' + response.playbackRate);\nawait client.send('Animation.setPlaybackRate', {\n playbackRate: response.playbackRate / 2,\n});\n")),(0,r.kt)("h2",a({},{id:"methods"}),"Methods"),(0,r.kt)("table",null,(0,r.kt)("thead",{parentName:"table"},(0,r.kt)("tr",{parentName:"thead"},(0,r.kt)("th",a({parentName:"tr"},{align:null}),"Method"),(0,r.kt)("th",a({parentName:"tr"},{align:null}),"Modifiers"),(0,r.kt)("th",a({parentName:"tr"},{align:null}),"Description"))),(0,r.kt)("tbody",{parentName:"table"},(0,r.kt)("tr",{parentName:"tbody"},(0,r.kt)("td",a({parentName:"tr"},{align:null}),(0,r.kt)("a",a({parentName:"td"},{href:"/next/api/puppeteer.cdpsession.connection"}),"connection()")),(0,r.kt)("td",a({parentName:"tr"},{align:null})),(0,r.kt)("td",a({parentName:"tr"},{align:null}))),(0,r.kt)("tr",{parentName:"tbody"},(0,r.kt)("td",a({parentName:"tr"},{align:null}),(0,r.kt)("a",a({parentName:"td"},{href:"/next/api/puppeteer.cdpsession.detach"}),"detach()")),(0,r.kt)("td",a({parentName:"tr"},{align:null})),(0,r.kt)("td",a({parentName:"tr"},{align:null}),"Detaches the cdpSession from the target. Once detached, the cdpSession object won't emit any events and can't be used to send messages.")),(0,r.kt)("tr",{parentName:"tbody"},(0,r.kt)("td",a({parentName:"tr"},{align:null}),(0,r.kt)("a",a({parentName:"td"},{href:"/next/api/puppeteer.cdpsession.id"}),"id()")),(0,r.kt)("td",a({parentName:"tr"},{align:null})),(0,r.kt)("td",a({parentName:"tr"},{align:null}),"Returns the session's id.")),(0,r.kt)("tr",{parentName:"tbody"},(0,r.kt)("td",a({parentName:"tr"},{align:null}),(0,r.kt)("a",a({parentName:"td"},{href:"/next/api/puppeteer.cdpsession.send"}),"send(method, paramArgs)")),(0,r.kt)("td",a({parentName:"tr"},{align:null})),(0,r.kt)("td",a({parentName:"tr"},{align:null}))))))}u.isMDXComponent=!0}}]);
Reference in New Issue View Git Blame Copy Permalink