{"id":9760,"date":"2021-03-31T10:00:41","date_gmt":"2021-03-31T01:00:41","guid":{"rendered":"https:\/\/www.gigas-jp.com\/appnews\/?p=9760"},"modified":"2021-03-30T19:48:42","modified_gmt":"2021-03-30T10:48:42","slug":"%e3%82%a2%e3%83%97%e3%83%aa%e3%81%8b%e3%82%89%e3%82%ae%e3%83%a3%e3%83%a9%e3%83%aa%e3%83%bc%e3%82%92%e8%b5%b7%e5%8b%95%e3%81%97%e3%81%a6%e7%94%bb%e5%83%8f%e3%82%92%e5%8f%96%e5%be%97%e3%81%97%e3%81%be","status":"publish","type":"post","link":"https:\/\/www.gigas-jp.com\/appnews\/archives\/9760","title":{"rendered":"\u30a2\u30d7\u30ea\u304b\u3089\u30ae\u30e3\u30e9\u30ea\u30fc\u3092\u8d77\u52d5\u3057\u3066\u753b\u50cf\u3092\u53d6\u5f97\u3057\u307e\u3057\u3087\u3046"},"content":{"rendered":"\n

\u4eca\u56de\u306fAndroid\u30a2\u30d7\u30ea\u306eActivity\u304b\u3089\u30ae\u30e3\u30e9\u30ea\u30fc\u30a2\u30d7\u30ea\u3092\u8d77\u52d5\u3057\u3066\u3001
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class MainActivity : AppCompatActivity() {\n\n    companion object\n    {\n        const val REQUEST_IMAGE = 1000\n    }\n\n    override fun onCreate(savedInstanceState: Bundle?) {\n        super.onCreate(savedInstanceState)\n        setContentView(R.layout.activity_main)\n\n        button.setOnClickListener {\n            openImagePicker()\n        }\n    }\n\n    private fun openImagePicker()\n    {\n        val intent = Intent(Intent.ACTION_OPEN_DOCUMENT)\n        \/\/ \u30ab\u30c6\u30b4\u30ea\u30fc\u3092\u8a2d\u5b9a\n        intent.addCategory(Intent.CATEGORY_OPENABLE)\n        \/\/ MIME\u30bf\u30a4\u30d7\u3092\u8a2d\u5b9a\n        intent.type = \"image\/*\"\n\n        startActivityForResult(intent, REQUEST_IMAGE)\n    }\n\n    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {\n        super.onActivityResult(requestCode, resultCode, data)\n        if(REQUEST_IMAGE == requestCode)\n        {\n            \/\/\u6210\u529f\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d\n            if(Activity.RESULT_OK == resultCode)\n            {\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\/\/ \u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\n                val resultUri = data?.data\n                if(null != resultUri)\n                {\n                    \/\/ \u30a4\u30e1\u30fc\u30b8\u30d3\u30e5\u30fc\u3067\u8868\u793a\n                    imageView.setImageURI(resultUri)\n                }\n            }\n        }\n    }\n}<\/code><\/pre>\n\n\n\n
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\u30a4\u30f3\u30c6\u30f3\u30c8(Intent.ACTION_OPEN_DOCUMENT)\u3092\u4f5c\u6210\u3057\u307e\u3059<\/p>\n\n\n\n
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(Intent.CATEGORY_OPENABLE)\u3068\u30ab\u30c6\u30b4\u30ea\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u53d6\u5f97\u3057\u305f\u3044\u306e\u3067
MIME\u30bf\u30a4\u30d7\u306b(“image\/*”)\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u3092\u304a\u3053\u306a\u3063\u305fIntent\u3092\u4f7f\u7528\u3059\u308b\u3068
\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u30ae\u30e3\u30e9\u30ea\u30fc\u30a2\u30d7\u30ea\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
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\u547c\u3073\u51fa\u3057\u5143\u306eActivity\u3067\u53d6\u5f97\u3057\u305f\u3044\u306e\u3067\u3001
\u7d50\u679c\u304c\u53d7\u3051\u53d6\u308c\u308b\u3088\u3046\u306bstartActivityForResult\u3067 
Intent\u3092\u958b\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u7d50\u679c\u306fonActivityResult\u3067\u53d7\u3051\u53d6\u308a\u307e\u3059
\u6210\u529f\u3057\u3066\u3044\u308c\u3070\u7b2c\u4e09\u5f15\u6570\u306b\u753b\u50cf\u306eURI\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u53d6\u5f97\u3057\u3001
ImageView\u306a\u3069\u306b\u6e21\u3057\u3066\u8868\u793a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n
3\u30b9\u30c6\u30c3\u30d7\u3067\u753b\u50cf\u3092\u53d6\u5f97\u3067\u304d\u308b\u306e\u3067\u3068\u3066\u3082\u7c21\u5358\u3067\u3059\u306d<\/p>\n\n\n\n
\u6c34\u66dc\u62c5\u5f53\uff1aTanaka<\/p>\n
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