{"id":384,"date":"2014-11-13T15:41:43","date_gmt":"2014-11-13T06:41:43","guid":{"rendered":"http:\/\/www.nukoneko.info\/blog\/?p=384"},"modified":"2015-06-09T20:17:15","modified_gmt":"2015-06-09T11:17:15","slug":"androidndk-%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6helloworld%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%99%e3%82%8b%e3%81%be%e3%81%a7-2","status":"publish","type":"post","link":"https:\/\/www.nukoneko.info\/blog\/?p=384","title":{"rendered":"AndroidNDK \u3092\u4f7f\u3063\u3066HelloWorld\u3092\u8868\u793a\u3059\u308b\u307e\u3067 2"},"content":{"rendered":"

\u524d\u56de\u306e\u7d9a\u304d<\/a><\/p>\n

<\/p>\n

\u73fe\u5728\u306e\u30d5\u30a1\u30a4\u30eb\u69cb\u9020\"hoge\"<\/a><\/p>\n

\n

1. \u30d3\u30eb\u30c9\u3057\u3066\u307f\u308b
\njni \u30d5\u30a9\u30eb\u30c0\u3092\u53f3\u30af\u30ea\u30c3\u30af [Show in Explorer] \u3092\u30af\u30ea\u30c3\u30af<\/p>\n

\u958b\u3044\u305f\u3089\u3001 Shift \u3092\u62bc\u3057\u306a\u304c\u3089jni\u30d5\u30a9\u30eb\u30c0\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057 [\u30b3\u30de\u30f3\u30c9 \u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u3053\u3053\u3067\u958b\u304f] \u3092\u62bc\u3059<\/p>\n

\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u304c\u7acb\u3061\u4e0a\u304c\u308b\u306e\u3067\u3001\u305d\u306e\u307e\u307e<\/p>\n

\r\nndk-build APP_ABI=all\r\n<\/pre>\n
\u3068\u6253\u3061\u8fbc\u307f\u30a8\u30f3\u30bf\u30fc
\n\"hoge2\"<\/a><\/p>\n
\u3053\u3093\u306a\u611f\u3058\u306b\u306a\u308c\u3070\u30d3\u30eb\u30c9\u6210\u529f\u3067\u3059\u3002 \u4f55\u304b\u30a8\u30e9\u30fc\u304c\u51fa\u305f\u5834\u5408\u306b\u306f\u305d\u308c\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044…<\/p>\n
\n
2. \u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3059\u308b
\n\u30d3\u30eb\u30c9\u306b\u6210\u529f\u3059\u308b\u3068 jni\u3068\u540c\u3058\u968e\u5c64\u306b libs \u3068\u3044\u3046\u30d5\u30a9\u30eb\u30c0\u304c\u51fa\u6765\u3066\u3044\u307e\u3059\u3002<\/p>\n
app\u306e\u4e2d\u306b\u3042\u308b build.gradle \u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002
\n\u30fb\u4fee\u6b63
\n\u524d jni.srcDirs = [‘src\/main\/jni’, ‘src\/main\/jni\/’]
\n\u5f8c jni.srcDirs = []
\n\u30fb\u8ffd\u52a0 jniLibs.srcDir “src\/main\/libs”<\/p>\n
\r\nandroid {\r\n    ...\r\n    sourceSets {\r\n        main {\r\n            jni.srcDirs = []\r\n            jniLibs.srcDir "src\/main\/libs"\r\n        }\r\n    }\r\n}\r\n<\/pre>\n
\u3053\u308c\u3067\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u6307\u5b9a\u306f\u7d42\u308f\u308a\u3067\u3059\u3002<\/p>\n
\n
3. Java\u304b\u3089 helloWorld \u3092\u547c\u3073\u51fa\u3059
\nMainActivity\u3092\u958b\u304d\u307e\u3059<\/p>\n
public class MainActivity extends Activity {
\n\u306e\u4e0b\u306b<\/p>\n
\r\nstatic {\r\n    System.loadLibrary("hello");\r\n}\r\npublic native String helloWorld();\r\n\r\n<\/pre>\n
\u3092\u8ffd\u52a0<\/p>\n
MainActivity\u306e\u4e2d\u3067\u95a2\u6570\u3092\u547c\u3073 \u6587\u5b57\u5217\u3092\u53d6\u5f97
\n\u3000\u4eca\u56de\u306fonCreate\u306e\u3068\u304d\u306b\u30c0\u30a4\u30a2\u30ed\u30b0\u3067\u6587\u5b57\u8868\u793a<\/p>\n
\r\npublic class MainActivity extends Activity {\r\n    static {\r\n        System.loadLibrary("hello");\r\n    }\r\n    public native String helloWorld();\r\n\r\n    @Override\r\n    protected void onCreate(Bundle savedInstanceState) {\r\n        super.onCreate(savedInstanceState);\r\n        setContentView(R.layout.activity_main);\r\n        \/\/ \u53d6\u5f97\u3057\u3066\r\n        String text = helloWorld();\r\n        \/\/ \u8868\u793a\r\n        new AlertDialog.Builder(this).setMessage(text).show();\r\n    }\r\n<\/pre>\n
\u5b9f\u884c\u3059\u308b\u3068\u8868\u793a\u3055\u308c\u307e\u3059<\/p>\n
\u9577\u3005\u3068\u66f8\u304d\u307e\u3057\u305f\u304c \u7d42\u308f\u308a\u3067\u3059
\n\u304a\u3064\u304b\u308c\u3055\u307e\u3067\u3057\u305f<\/p>\n","protected":false},"excerpt":{"rendered":"
\u524d\u56de\u306e\u7d9a\u304d<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30,31],"tags":[],"class_list":["post-384","post","type-post","status-publish","format-standard","hentry","category-android-2","category-java"],"_links":{"self":[{"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=\/wp\/v2\/posts\/384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=384"}],"version-history":[{"count":3,"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=\/wp\/v2\/posts\/384\/revisions"}],"predecessor-version":[{"id":434,"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=\/wp\/v2\/posts\/384\/revisions\/434"}],"wp:attachment":[{"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nukoneko.info\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}