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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | 1 1 1 4 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | /* example.js this electron script will screenshot the webpage https://electron.atom.io instruction 1. save this script as example.js 2. run the shell command: $ npm install electron-lite && \ printf '{"main":"example.js","name":"undefined","version":"0.0.1"}' > \ package.json && \ ./node_modules/.bin/electron . --disable-overlay-scrollbar --enable-logging 3. view screenshot /tmp/screenshot.testExampleJs.browser..png */ /* istanbul instrument in package electron */ /*jslint bitwise: true, browser: true, maxerr: 4, maxlen: 100, node: true, nomen: true, regexp: true, stupid: true */ (function () { 'use strict'; var options, modeNext, onNext; onNext = function (data) { modeNext += 1; switch (modeNext) { case 1: /* istanbul ignore next */ Iif (process.env.npm_config_mode_auto_restart) { return; } // wait for electron to init require('electron').app.once('ready', onNext); break; case 2: // init options options = { frame: false, height: 768, width: 1024, x: 0, y: 0 }; // init browserWindow; options.BrowserWindow = require('electron').BrowserWindow; options.browserWindow = new options.BrowserWindow(options); // goto next step when webpage is loaded options.browserWindow.webContents.once('did-stop-loading', onNext); // open url options.browserWindow.loadURL('https://electron.atom.io'); break; case 3: // screenshot webpage options.browserWindow.capturePage(options, onNext); break; case 4: // screenshot require('fs').writeFileSync( '/tmp/screenshot.testExampleJs.browser..png', data.toPng() ); console.log('created screenshot file /tmp/screenshot.testExampleJs.browser..png'); // exit process.exit(0); break; } }; modeNext = 0; onNext(); }()); |