{"id":2275,"date":"2018-11-14T05:27:29","date_gmt":"2018-11-13T20:27:29","guid":{"rendered":"https:\/\/blog.capilano-fw.com\/?p=2275"},"modified":"2020-03-19T02:16:02","modified_gmt":"2020-03-18T17:16:02","slug":"%e5%88%9d%e5%bf%83%e8%80%85%e5%90%91%e3%81%8d%ef%bc%81electron-%e3%81%a7%e7%b0%a1%e5%8d%98%e3%81%aa%e3%81%8a%e7%b5%b5%e3%81%8b%e3%81%8d%e3%82%a2%e3%83%97%e3%83%aa%e3%82%92%e3%81%a4%e3%81%8f%e3%82%8b","status":"publish","type":"post","link":"https:\/\/blog.capilano-fw.com\/?p=2275","title":{"rendered":"\u521d\u5fc3\u8005\u5411\u304d\uff01Electron \u3067\u7c21\u5358\u306a\u304a\u7d75\u304b\u304d\u30a2\u30d7\u30ea\u3092\u3064\u304f\u308b\uff08\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u53ef\uff09"},"content":{"rendered":"<p>\u3055\u3066\u3055\u3066\u3001\u3053\u306e\u3068\u3053\u308d<code>Electron<\/code>\u30a2\u30d7\u30ea\u306e\u8a18\u4e8b\u3092\u3088\u304f\u66f8\u3044\u3066\u3044\u308b\u306e\u3067\u3001\u3044\u308d\u3044\u308d\u3068\u65b0\u3057\u3044\u767a\u898b\u304c\u3042\u308a\u3001\u30b9\u30ad\u30eb\u3082\u5411\u4e0a\u3057\u3066\u3044\u308b\u306e\u3067\u306f\uff1f\uff1f\u3068\u500b\u4eba\u7684\u306b\u5b09\u3057\u3044\u72b6\u6cc1\u304c\u7d9a\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u3053\u308c\u307e\u3067\u3042\u307e\u308a\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u30a2\u30d7\u30ea\u306b\u95a2\u308f\u308b\u6a5f\u4f1a\u304c\u306a\u304b\u3063\u305f\u305f\u3081\u3001<code>Electron<\/code>\u958b\u767a\u306f\u521d\u3081\u3066\u6d77\u5916\u306b\u884c\u3063\u305f\u6642\u306e\u3088\u3046\u306a\u65b0\u9bae\u306a\u6c17\u5206\u306b\u306a\u3063\u305f\u308a\u3082\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u305c\u3072\u591a\u304f\u306e\u4eba\u306b\u3082\u305d\u3093\u306a\u65b0\u9bae\u3055\u3092\u611f\u3058\u3066\u3082\u3089\u3044\u305f\u3044\u306e\u3067\u3001\u4eca\u56de\u306f\u30d3\u30ae\u30ca\u30fc\u3055\u3093\u305f\u3061\u306e\u305f\u3081\u306b\u3001\u3067\u304d\u308b\u3060\u3051\u7c21\u5358\u306b\u3064\u304f\u308c\u308b\u304a\u7d75\u304b\u304d\u30a2\u30d7\u30ea\u306e\u4f5c\u308a\u65b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u6559\u6750\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u306a\u304c\u3089\u958b\u767a\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u306d\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2158 aligncenter\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/29.png\" alt=\"\" width=\"170\" height=\"320\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/29.png 170w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/29-159x300.png 159w\" sizes=\"auto, (max-width: 170px) 100vw, 170px\" \/><\/p>\n<p>\u203b \u958b\u767a\u74b0\u5883\uff1a Electron 2.0<\/p>\n<h1>\u3084\u308a\u305f\u3044\u3053\u3068<\/h1>\n<ul>\n<li>\u30de\u30a6\u30b9\u3092\u4f7f\u3063\u3066\u81ea\u7531\u306b\u7d75\u3092\u63cf\u3051\u308b<\/li>\n<li>\u8272\u3092\u5909\u66f4\u3067\u304d\u308b<\/li>\n<li>\u753b\u50cf\u3092\u4fdd\u5b58\u3067\u304d\u308b<\/li>\n<\/ul>\n<p>\u306e\uff13\u3064\u3067\u3059\u3002<\/p>\n<p>\u3067\u306f\u5b9f\u969b\u306b\u958b\u767a\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<h1>Electron\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h1>\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u3001<a href=\"https:\/\/blog.capilano-fw.com\/?p=2054\">\u521d\u5fc3\u8005\u5411\u304d\uff01electron \u3067\u7c21\u5358\u306a\u30e1\u30e2\u5e33\u3092\u3064\u304f\u3063\u3066\u307f\u3088\u3046<\/a>\u306e <strong>&#8220;electron\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb&#8221;<\/strong> \u306b\u8a73\u3057\u304f\u66f8\u3044\u3066\u3042\u308b\u306e\u3067\u3001\u305d\u3061\u3089\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30d5\u30a9\u30eb\u30c0\u540d\u306f<code>oekaki<\/code>\uff08\u304a\u7d75\u304b\u304d\uff09\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2276\" style=\"border: 1px solid #ccc;\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-17-48-29.png\" alt=\"\" width=\"237\" height=\"138\" \/><\/p>\n<h1>\u30a2\u30d7\u30ea\u306e\u8a2d\u5b9a\u3092\u3059\u308b<\/h1>\n<p>\u30a2\u30d7\u30ea\u306e\u8a2d\u5b9a\u306f<code>main.js<\/code>\u3067\u884c\u3044\u307e\u3059\u3002\u30a6\u30a3\u30f3\u30c9\u30a6\u30b5\u30a4\u30ba\u3001\u4f4d\u7f6e\u3001\u305d\u3057\u3066\u30e1\u30cb\u30e5\u30fc\u30d0\u30fc\u3092\u975e\u8868\u793a\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre>mainWindow = new BrowserWindow(<strong>{<\/strong>\r\n<strong>    width: 350,<\/strong>\r\n<strong>    height: 350,<\/strong>\r\n<strong>    x: 0,<\/strong>\r\n<strong>    y: 0,<\/strong>\r\n<strong>    autoHideMenuBar: true,\r\n<\/strong>    webPreferences: {\r\n        preload: path.join(__dirname, 'preload.js'), \r\n        nodeIntegration: true\r\n    }\r\n<strong>}<\/strong>)<\/pre>\n<p><strong>\u3010\u8ffd\u8a18\uff1a2020.3.19\u3011<\/strong><code>Electron v5<\/code>\u4ee5\u964d\u306e\u305f\u3081\u306b<code>webPreferences<\/code>\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001<code>npm start<\/code>\u30b3\u30de\u30f3\u30c9\u3067<code>Electron<\/code>\u3092\u5b9f\u884c\u3059\u308b\u3068\u6b21\u306e\u3088\u3046\u306a\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2277\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-17-57-14.png\" alt=\"\" width=\"502\" height=\"532\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-17-57-14.png 502w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-17-57-14-283x300.png 283w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/p>\n<p>\u3067\u306f\u3053\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u4e0a\u306b\u304a\u7d75\u304b\u304d\u30a2\u30d7\u30ea\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u4f5c\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<h1>\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u3064\u304f\u308b<\/h1>\n<p>\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u4f5c\u308b\u306e\u306b\u4fbf\u5229\u306a\u306e\u3067\u3001<code>bootstrap<\/code>\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n<pre><strong>npm i bootstrap --save<\/strong><\/pre>\n<p>\u3067\u306f\u30ec\u30a4\u30a2\u30a6\u30c8\u306eHTML\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n<pre>&lt;!DOCTYPE html&gt;\r\n&lt;html&gt;\r\n&lt;head&gt;\r\n    &lt;meta charset=\"UTF-8\"&gt;\r\n    &lt;title&gt;\u304a\u7d75\u304b\u304d\u30a2\u30d7\u30ea\uff01&lt;\/title&gt;\r\n    <strong>&lt;link rel=\"stylesheet\" href=\".\/node_modules\/bootstrap\/dist\/css\/bootstrap.min.css\"&gt;<\/strong>\r\n    &lt;style&gt;\r\n\r\n        body {\r\n            padding: 15px 0;\r\n        }\r\n\r\n        #canvas {\r\n            border: 5px solid #ddd;\r\n            margin-top:15px;\r\n        }\r\n\r\n        #button {\r\n            position: absolute;\r\n            right: 15px;\r\n            bottom: 15px;\r\n        }\r\n\r\n        .color-box {\r\n            width: 25px;\r\n            height: 25px;\r\n            border:1px solid #ccc;\r\n        }\r\n\r\n    &lt;\/style&gt;\r\n&lt;\/head&gt;\r\n&lt;body&gt;\r\n&lt;div id=\"app\" class=\"container\"&gt;\r\n    &lt;div class=\"row\"&gt;\r\n        &lt;div class=\"col-12\"&gt;\r\n            &lt;div class=\"card\"&gt;\r\n                <strong>&lt;div class=\"card-body\"&gt;<\/strong>\r\n<strong>                    &lt;button class=\"color-box\" style=\"background:#f00\"&gt;&lt;\/button&gt;<\/strong>\r\n<strong>                    &lt;button class=\"color-box\" style=\"background:#00f\"&gt;&lt;\/button&gt;<\/strong>\r\n<strong>                    &lt;button class=\"color-box\" style=\"background:#ff0\"&gt;&lt;\/button&gt;<\/strong>\r\n<strong>                    &lt;button class=\"color-box\" style=\"background:#0ff\"&gt;&lt;\/button&gt;<\/strong>\r\n<strong>                    &lt;button class=\"color-box\" style=\"background:#0f0\"&gt;&lt;\/button&gt;\r\n                    &lt;button class=\"color-box\" style=\"background:#000\"&gt;&lt;\/button&gt;\r\n                    &lt;button class=\"color-box\" style=\"background:#fff\"&gt;&lt;\/button&gt;<\/strong>\r\n<strong>                    &amp;nbsp;&amp;nbsp;\u2190\u8272\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044<\/strong>\r\n<strong>                &lt;\/div&gt;<\/strong>\r\n            &lt;\/div&gt;\r\n        &lt;\/div&gt;\r\n    &lt;\/div&gt;\r\n    &lt;div class=\"row\"&gt;\r\n        &lt;div class=\"col-12\"&gt;\r\n            <strong>&lt;canvas id=\"canvas\" width=\"460\" height=\"300\"&gt;&lt;\/canvas&gt;<\/strong>\r\n        &lt;\/div&gt;\r\n    &lt;\/div&gt;\r\n    <strong>&lt;button id=\"button\" class=\"btn btn-lg btn-dark\" type=\"button\"&gt;\u4fdd\u5b58\u3059\u308b&lt;\/button&gt;<\/strong>\r\n&lt;\/div&gt;\r\n&lt;script&gt;\r\n    require('.\/renderer.js')\r\n&lt;\/script&gt;\r\n&lt;\/body&gt;\r\n&lt;\/html&gt;<\/pre>\n<p>\u307e\u305a<code>bootstrap<\/code>\u306eCSS\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3001\u4e0a\u304b\u3089\u8272\u9078\u629e\u30dc\u30c3\u30af\u30b9\u3001\u30ad\u30e3\u30f3\u30d0\u30b9\u3001\u6700\u5f8c\u306b\u4fdd\u5b58\u30dc\u30bf\u30f3\u3092\u914d\u7f6e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u203b \u3061\u306a\u307f\u306b<code>&lt;canvas&gt;<\/code>\u306e\u30b5\u30a4\u30ba\u3092CSS\u3067\u6307\u5b9a\u3059\u308b\u3068\u6b6a\u3093\u3067\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u30b5\u30a4\u30ba\u306fHTML\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u306b<code>width<\/code>\u3068<code>height<\/code>\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u4f8b\u304c\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2281\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-18-44-37.png\" alt=\"\" width=\"502\" height=\"532\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-18-44-37.png 502w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-18-44-37-283x300.png 283w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/p>\n<p>\u767d\u3044\u7a7a\u767d\u90e8\u5206\u306b\u7d75\u3092\u63cf\u3051\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u3067\u306f\u3001\u6b21\u304b\u3089<code>JavaScript<\/code>\u306e\u90e8\u5206\u3092\u3064\u304f\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<h1>JavaScript\u90e8\u5206\u3092\u3064\u304f\u308b<\/h1>\n<h2>\u8272\u9078\u629e\u3059\u308b\u90e8\u5206\u3092\u3064\u304f\u308b<\/h2>\n<p>\u3044\u3064\u3082\u306a\u3089Vue\u3092\u4f7f\u3063\u3066\u30b5\u30af\u30c3\u3068\u30b3\u30fc\u30c9\u3092\u4f5c\u3063\u3066\u3044\u304d\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u521d\u5fc3\u8005\u5411\u3051\u3067\u3059\u306e\u3067\u3001\u3069\u306e\u3088\u3046\u306a\u74b0\u5883\u306b\u3082\u9069\u7528\u3067\u304d\u308b\u30cd\u30a4\u30c6\u30a3\u30d6\u306aJavaScript\uff08\u3064\u307e\u308a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u308f\u306a\u3044\uff09\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3044\u304d\u307e\u3059\u3002\uff08\u3055\u3089\u306b\u3001\u5206\u304b\u308a\u3084\u3059\u3044\u3068\u601d\u3046\u306e\u3067\u3001ES6\u3067\u306f\u306a\u304f\u53e4\u3044\u30b3\u30fc\u30c9\u3067\u66f8\u304d\u307e\u3059\uff09<\/p>\n<pre>&lt;script&gt;\r\n\r\n    <strong>var color = 'rgb(0, 0, 0)';<\/strong> \/\/ \u521d\u671f\u5024\u306f\u9ed2\r\n\r\n    window.onload = <strong>function() {<\/strong>\r\n\r\n<strong>        var boxes = document.querySelectorAll('.color-box');<\/strong>\r\n\r\n<strong>        for(let i = 0; i &lt; boxes.length; i++) {<\/strong>\r\n<strong>            var box = boxes[i];<\/strong>\r\n<strong>            box.addEventListener('click', function(e) {<\/strong>\r\n\r\n<strong>                color = e.target.style.backgroundColor; \/\/ \u9078\u629e\u3055\u308c\u305f\u8272<\/strong>\r\n\r\n<strong>            })<\/strong>\r\n<strong>        }<\/strong>\r\n\r\n<strong>    };<\/strong>\r\n\r\n&lt;\/script&gt;<\/pre>\n<p>\u307e\u305a\u3001<code>color<\/code>\u3068\u3044\u3046\u8272\u3092\u4fdd\u6301\u3059\u308b\u5909\u6570\u3092\u4f5c\u3063\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u305f\u6642\u70b9\u3067\u8272\u306e\u9078\u629e\u30dc\u30c3\u30af\u30b9\uff08<code>.color-box<\/code>\uff09\u5168\u3066\u306b\u30af\u30ea\u30c3\u30af\u30fb\u30a4\u30d9\u30f3\u30c8\u3092\u8a2d\u5b9a\u3057\u3001\u30af\u30ea\u30c3\u30af\u3055\u308c\u305f\u3089\u80cc\u666f\u8272\u3092\u53d6\u5f97\u3057\u3066<code>color<\/code>\u3092\u66f4\u65b0\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30ad\u30e3\u30f3\u30d0\u30b9\u306b\u7d75\u3092\u63cf\u304f\u90e8\u5206\u3092\u3064\u304f\u308b<\/h2>\n<p>\u7d9a\u3044\u3066\u30ad\u30e3\u30f3\u30d0\u30b9\u306b\u7d75\u3092\u63cf\u304f\u90e8\u5206\u3067\u3059\u3002<\/p>\n<pre>&lt;script&gt;\r\n\r\n    \/\/ \u7701\u7565\r\n    <strong>var drawing = false;<\/strong>  \/\/ \u30de\u30a6\u30b9\u304c\u30af\u30ea\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u304b\u5224\u5225\r\n\r\n    window.onload = function() {\r\n\r\n        \/\/ \u7701\u7565\r\n\r\n        <strong>var canvas = document.getElementById('canvas');<\/strong>\r\n<strong>        var ctx = canvas.getContext('2d');\r\n        ctx.fillStyle = 'white';\r\n        ctx.fillRect(0, 0, canvas.width, canvas.height);<\/strong>\r\n\r\n        <strong>canvas.addEventListener('mousedown', function() {<\/strong>\r\n\r\n<strong>            drawing = true;<\/strong>\r\n\r\n<strong>        });<\/strong>\r\n\r\n        <strong>canvas.addEventListener('mouseup', function() {<\/strong>\r\n\r\n<strong>            drawing = false;<\/strong>\r\n\r\n<strong>        });<\/strong>\r\n\r\n        <strong>canvas.addEventListener('mousemove', function(e) {<\/strong>\r\n\r\n<strong>            if(drawing) {<\/strong>\r\n\r\n<strong>                \/\/ \u30de\u30a6\u30b9\u306e\u5834\u6240\u3092\u8a08\u7b97<\/strong>\r\n<strong>                var rect = e.target.getBoundingClientRect();<\/strong>\r\n<strong>                var drawingX = e.clientX - rect.left;<\/strong>\r\n<strong>                var drawingY = e.clientY - rect.top;<\/strong>\r\n\r\n<strong>                \/\/ \u30ad\u30e3\u30f3\u30d0\u30b9\u8272\u4ed8\u3051<\/strong>\r\n<strong>                ctx.beginPath();<\/strong>\r\n<strong>                ctx.fillStyle = color<\/strong>\r\n<strong>                ctx.arc(drawingX, drawingY, 5, 0, Math.PI*2);<\/strong>\r\n<strong>                ctx.fill();<\/strong>\r\n\r\n<strong>            }<\/strong>\r\n\r\n<strong>        });<\/strong>\r\n\r\n    };\r\n\r\n&lt;\/script&gt;<\/pre>\n<p>\u307e\u305a\u30de\u30a6\u30b9\u304c\u4eca\u30af\u30ea\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u5225\u3059\u308b\u5909\u6570<code>drawing<\/code>\u3092\u3064\u304f\u308a\u3001<code>mousedown<\/code>\u3001<code>mouseup<\/code>\u30a4\u30d9\u30f3\u30c8\u3067<code>true<\/code>\u00a0\u21c6\u00a0<code>false<\/code>\u3092\u5207\u308a\u66ff\u3048\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001<code>mousemove<\/code>\u30a4\u30d9\u30f3\u30c8\u3067\u3001\u30de\u30a6\u30b9\u304c\u30af\u30ea\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f<code>&lt;canvas&gt;<\/code>\u306b\u7d75\u3092\u63cf\u304f\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u30ad\u30e3\u30f3\u30d0\u30b9\u306f\u521d\u671f\u72b6\u614b\u3067\u306f\u80cc\u666f\u304c\u900f\u904e\u306b\u306a\u308b\u306e\u3067\u3001\u59cb\u3081\u306b\u767d\u3067\u5168\u4f53\u3092\u5857\u308a\u3064\u3076\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3067\u306f\u3001\u5b9f\u969b\u306b\u7d75\u3092\u63cf\u3044\u3066\u307f\u307e\u3057\u3087\u3046\uff01<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2282\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-19-47-40.png\" alt=\"\" width=\"502\" height=\"532\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-19-47-40.png 502w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-19-47-40-283x300.png 283w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/p>\n<p>\u3046\u307e\u304f\u3044\u304d\u307e\u3057\u305f\uff01<\/p>\n<h2>\u30ad\u30e3\u30f3\u30d0\u30b9\u306e\u7d75\u3092\u4fdd\u5b58\u3059\u308b<\/h2>\n<p>\u3067\u306f\u6700\u5f8c\u306b\u30ad\u30e3\u30f3\u30d0\u30b9\u306b\u66f8\u3044\u305f\u7d75\u3092\u4fdd\u5b58\u3059\u308b\u90e8\u5206\u3067\u3059\u3002<\/p>\n<pre>&lt;script&gt;\r\n\r\n    <strong>var fs = require('fs');<\/strong>\r\n\r\n    \/\/ \u7701\u7565\r\n\r\n    window.onload = function() {\r\n\r\n        \/\/ \u7701\u7565\r\n\r\n        <strong>var button = document.getElementById('button');<\/strong>\r\n<strong>        button.addEventListener('click', function() {<\/strong>\r\n\r\n<strong>            if(confirm('\u753b\u50cf\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002\u3088\u308d\u3057\u3044\u3067\u3059\u304b\uff1f')) {<\/strong>\r\n\r\n<strong>                var dataURL = canvas.toDataURL();<\/strong>\r\n<strong>                var imageData = dataURL.replace(\/^data:image\\\/png;base64,\/, '');<\/strong>\r\n<strong>                var filename = 'oekaki-'+ Date.now() +'.png';<\/strong>\r\n<strong>                fs.writeFileSync(filename, imageData, 'base64');<\/strong>\r\n<strong>                alert('\u4fdd\u5b58\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\uff01');<\/strong>\r\n\r\n<strong>            }<\/strong>\r\n\r\n<strong>        });<\/strong>\r\n\r\n    };\r\n\r\n&lt;\/script&gt;<\/pre>\n<p>\u307e\u305a\u3001\u753b\u50cf\u3092\u4fdd\u5b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u30e2\u30b8\u30e5\u30fc\u30eb\u306e<code>fs<\/code>\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u30dc\u30bf\u30f3\u304c\u30af\u30ea\u30c3\u30af\u3055\u308c\u305f\u3089\u3001\u307e\u305a\u4fdd\u5b58\u3092\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>\u3082\u3057OK\u304c\u9078\u629e\u3055\u308c\u305f\u3089\u3001\u30ad\u30e3\u30f3\u30d0\u30b9\u304b\u3089<code>dataURL<\/code>\uff08\u753b\u50cf\u30c7\u30fc\u30bf\u3092<code>base64<\/code>\u5f62\u5f0f\u306b\u3057\u305f\u3082\u306e\uff09\u3092\u53d6\u5f97\u3057\u3001\u4e0d\u8981\u306a\u90e8\u5206\u3092\u53d6\u308a\u9664\u3044\u3066png\u753b\u50cf\u3067\u4fdd\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3061\u306a\u307f\u306b\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u904e\u53bb\u306e\u753b\u50cf\u304c\u4e0a\u66f8\u304d\u3055\u308c\u306a\u3044\u3088\u3046\u306b<code>Date.now()<\/code>\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h1>\u30c6\u30b9\u30c8\u3057\u3066\u307f\u308b<\/h1>\n<p>\u3067\u306f\u3001\u5b9f\u969b\u306b\u30c6\u30b9\u30c8\u3057\u3066\u307f\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>\u4fdd\u5b58\u3059\u308b\u306e\u306f\u6b21\u306e\u7d75\uff08\u5b57\uff1f\uff09\u3067\u3059<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2292\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-12-15.png\" alt=\"\" width=\"502\" height=\"532\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-12-15.png 502w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-12-15-283x300.png 283w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/p>\n<p>\u307e\u305a\u4fdd\u5b58\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u78ba\u8a8d\u30c0\u30a4\u30a2\u30ed\u30b0\u304c\u3067\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2285\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-03-37.png\" alt=\"\" width=\"350\" height=\"147\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-03-37.png 350w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-03-37-300x126.png 300w\" sizes=\"auto, (max-width: 350px) 100vw, 350px\" \/><\/p>\n<p>OK\u3092\u30af\u30ea\u30c3\u30af\u3002<br \/>\n\u3059\u308b\u3068\u5b8c\u4e86\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2284\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-03-49.png\" alt=\"\" width=\"263\" height=\"147\" \/><\/p>\n<p>\u3067\u306f\u3001\u30d5\u30a9\u30eb\u30c0\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2291\" style=\"border: 1px solid #ccc;\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-12-48.png\" alt=\"\" width=\"365\" height=\"161\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-12-48.png 365w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/Screenshot-from-2018-11-12-20-12-48-300x132.png 300w\" sizes=\"auto, (max-width: 365px) 100vw, 365px\" \/><\/p>\n<p>\u753b\u50cf\u304c\u4fdd\u5b58\u3055\u308c\u307e\u3057\u305f\uff01<br \/>\n\u5b9f\u969b\u306b\u4fdd\u5b58\u3055\u308c\u305f\u753b\u50cf\u306f\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2293\" style=\"border: 1px solid #ccc;\" src=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/oekaki-1542021139194.png\" alt=\"\" width=\"460\" height=\"300\" srcset=\"https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/oekaki-1542021139194.png 460w, https:\/\/blog.capilano-fw.com\/wp-content\/uploads\/2018\/11\/oekaki-1542021139194-300x196.png 300w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/p>\n<p>\u304a\u75b2\u308c\u69d8\u3067\u3057\u305f\uff01<\/p>\n<h1>\u6559\u6750\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b<\/h1>\n<p>\u4eca\u56de\u5b9f\u969b\u306b\u958b\u767a\u3057\u305f\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u4ee5\u4e0b\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u203b \u305f\u3060\u3057\u3001<code>npm<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u3054\u81ea\u8eab\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<a  data-e-Disable-Page-Transition=\"true\" class=\"download-link\" title=\"\" href=\"https:\/\/blog.capilano-fw.com?download=2295&amp;tmstv=1777527184\" rel=\"nofollow\" id=\"download-link-2295\" data-redirect=\"false\" >\n\tElectron \u3067\u7c21\u5358\u306a\u304a\u7d75\u304b\u304d\u30a2\u30d7\u30ea<\/a>\n\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3055\u3066\u3055\u3066\u3001\u3053\u306e\u3068\u3053\u308dElectron\u30a2\u30d7\u30ea\u306e\u8a18\u4e8b\u3092\u3088\u304f\u66f8\u3044\u3066\u3044\u308b\u306e\u3067\u3001\u3044\u308d\u3044\u308d\u3068\u65b0\u3057\u3044\u767a\u898b\u304c\u3042\u308a\u3001\u30b9\u30ad\u30eb\u3082\u5411\u4e0a\u3057\u3066\u3044\u308b\u306e\u3067\u306f\uff1f\uff1f\u3068\u500b\u4eba\u7684\u306b\u5b09\u3057\u3044\u72b6\u6cc1\u304c\u7d9a\u3044\u3066\u3044\u307e &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/blog.capilano-fw.com\/?p=2275\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u521d\u5fc3\u8005\u5411\u304d\uff01Electron \u3067\u7c21\u5358\u306a\u304a\u7d75\u304b\u304d\u30a2\u30d7\u30ea\u3092\u3064\u304f\u308b\uff08\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u53ef\uff09&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":2300,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49,97],"tags":[83],"class_list":["post-2275","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electron","category-97","tag-83"],"_links":{"self":[{"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/posts\/2275","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2275"}],"version-history":[{"count":6,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/posts\/2275\/revisions"}],"predecessor-version":[{"id":6243,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/posts\/2275\/revisions\/6243"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=\/wp\/v2\/media\/2300"}],"wp:attachment":[{"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.capilano-fw.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}