{"id":1346,"date":"2010-07-26T19:13:55","date_gmt":"2010-07-26T10:13:55","guid":{"rendered":"https:\/\/www.iss.ai\/?p=1346"},"modified":"2010-07-26T19:13:55","modified_gmt":"2010-07-26T10:13:55","slug":"android%e3%82%92%e3%82%84%e3%81%a3%e3%81%a6%e3%81%bf%e3%82%8b","status":"publish","type":"post","link":"https:\/\/www.iss.ai\/?p=1346","title":{"rendered":"Android\u3092\u3084\u3063\u3066\u307f\u308b"},"content":{"rendered":"\t\t\t\t

android\u3092\u3084\u3063\u3066\u307f\u308b<\/p>\n\t\t\t\t

\u3044\u308d\u3044\u308d\u3042\u3063\u3066android\u3092\u3084\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u306a\u3063\u305f<\/p>\n\t\t\t\t

\u307e\u305a\u3001Android SDK\u3068NetBeans\u7528\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f
\n\t\t\t\t(Eclipse\u304c\u6a19\u6e96\u3089\u3057\u3044\u304c\u3001\u81ea\u5206\u306fNetBeans\u3092\u4f7f\u3063\u3066\u3044\u305f\u306e\u3067)<\/p>\n\t\t\t\t

\u30fbHelloWorld<\/B>
\n\t\t\t\t\u3068\u308a\u3042\u3048\u305a\u3001HelloWorld\u3063\u3066\u51fa\u3057\u3066\u307f\u308b
\n\t\t\t\tandroid\u3067\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u985e\u306fWidget\u3068\u3044\u3046\u3082\u306e\u3068\u3057\u3066\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u3089\u3057\u3044
\n\t\t\t\t\u30c6\u30ad\u30b9\u30c8\u3092\u8868\u793a\u3059\u308b\u306b\u306fTextView\u3068\u3044\u3046\u30a6\u30a3\u30b8\u30c3\u30c8\u3092\u4f7f\u3046
\n\t\t\t\t\u307e\u305a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30bf\u30a4\u30d7\u3092Android Application\u306b\u3059\u308b\u3068\u3001
\n\t\t\t\t\u6700\u4f4e\u9650\u5fc5\u8981\u306a\u8981\u7d20\u306f\u52dd\u624b\u306b\u751f\u6210\u3055\u308c\u308b
\n\t\t\t\t\u3068\u308a\u3042\u3048\u305aProject Name\u3068Activity Name\u306f”Hello World”\u306b
\n\t\t\t\t\u3059\u308b\u3068Activity\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u305fHelloWorld\u30af\u30e9\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b\u306e\u3067\u3001
\n\t\t\t\t\u305d\u306eOnCreate\u95a2\u6570<\/p>\n\t\t\t\t

\r\n\t@Override\r\n\tpublic void onCreate(Bundle icicle) {\r\n\t\tsuper.onCreate(icicle);\r\n\t\t \/\/ ToDo add your GUI initialization code here\r\n\t}\r\n<\/pre>\n\t\t\t\t
\u306b<\/p>\n\t\t\t\t
\r\n\t\tTextView tv = new TextView(this);\r\n\t\ttv.setText(\"Hello World.\");\r\n\t\tsetContentView(tv);\r\n<\/pre>\n\t\t\t\t
\u3092\u8ffd\u52a0<\/p>\n\t\t\t\t
\u5b9f\u884c\u3059\u308b\u3068Android\u30b7\u30df\u30e5\u30ec\u30fc\u30bf\u30fc\u304c\u8d77\u52d5\u3057\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u308b
\n\t\t\t\t<\/p>\n\t\t\t\t
\u30fb\u30dc\u30bf\u30f3\u3092\u4f5c\u308b<\/B>
\n\t\t\t\tandroid\u3067\u306f1\u3064\u306eActivity\uff08android\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u753b\u9762\uff09\u306b1\u3064\u306eView\u3057\u304b\u8868\u793a\u3067\u304d\u306a\u3044\u3089\u3057\u3044\uff08Widget\u3082View\uff09
\n\t\t\t\t\u8907\u6570\u306eView\u3092\u8868\u793a\u3059\u308b\u306b\u306fViewGroup\u306e\u6d3e\u751f\u30af\u30e9\u30b9\u306eLayout\u3092\u4f7f\u3046
\n\t\t\t\t\u3068\u308a\u3042\u3048\u305a\u3001LinearLayout\u30af\u30e9\u30b9\u3092\u4f7f\u3063\u3066\u307f\u308b
\n\t\t\t\t\u30c6\u30ad\u30b9\u30c8\u306b\u52a0\u3048\u30dc\u30bf\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3001OnCreate\u95a2\u6570\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3059\u308b<\/p>\n\t\t\t\t
\r\n\t@Override\r\n\tpublic void onCreate(Bundle icicle) {\r\n\t\tsuper.onCreate(icicle);\r\n\t\t\/\/ ToDo add your GUI initialization code here\r\n\t\tLinearLayout layout = new LinearLayout(this);\r\n\t\tlayout.setOrientation(LinearLayout.VERTICAL);\r\n\r\n\t\t\/\/\r\n\t\tTextView tv = new TextView(this);\r\n\t\ttv.setText(\"Hello World.\");\r\n\t\tlayout.addView(tv);\r\n\r\n\t\t\/\/\r\n\t\tButton bt1 = new Button(this);\r\n\t\tbt1.setText(\"Button1\");\r\n\t\tlayout.addView(bt1);\r\n\r\n\t\tButton bt2 = new Button(this);\r\n\t\tbt2.setText(\"Button2\");\r\n\t\tlayout.addView(bt2);\r\n\r\n\t\tsetContentView(layout);\r\n\t}\r\n<\/pre>\n\t\t\t\t
\u5b9f\u884c\u7d50\u679c
\n\t\t\t\t<\/p>\n\t\t\t\t
\u30fb\u30dc\u30bf\u30f3\u306b\u30a4\u30d9\u30f3\u30c8\u3092\u3064\u3051\u308b<\/B>
\n\t\t\t\t\u305b\u3063\u304b\u304f\u30dc\u30bf\u30f3\u3092\u4f5c\u3063\u305f\u306e\u3067\u3001\u30a4\u30d9\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b
\n\t\t\t\t\u30a4\u30d9\u30f3\u30c8\u306e\u53d6\u308a\u6271\u3044\u306b\u306fListener\u3068\u3044\u3046\u3082\u306e\u3092\u4f7f\u3046
\n\t\t\t\t\u4eca\u56de\u306f\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u306e\u51e6\u7406\u306a\u306e\u3067OnClickListener\u30af\u30e9\u30b9\u3092\u4f7f\u3046
\n\t\t\t\t\u5404\u30dc\u30bf\u30f3\u306eSetOnClickListener\u95a2\u6570\u3067OnClickListener\u30af\u30e9\u30b9\u3092\u767b\u9332\u3059\u308b
\n\t\t\t\t\u30c6\u30b9\u30c8\u306e\u305f\u3081\u3001\u30dc\u30bf\u30f32\u3092\u30af\u30ea\u30c3\u30af\u3057\u305f\u3089TextView\u306e\u8868\u793a\u3092\u5909\u3048\u308b
\n\t\t\t\ttv\u5909\u6570\u3092final\u306b\u5909\u66f4\u3057\u3001\u4ee5\u4e0b\u3092\u8ffd\u52a0<\/p>\n\t\t\t\t
\r\n\t\tbt2.setOnClickListener(new OnClickListener() {\r\n\t\t\tpublic void onClick(View arg0) {\r\n\t\t\t\ttv.setText(\"Click Button2.\");\r\n\t\t\t}\r\n\t\t});\r\n<\/pre>\n\t\t\t\t
\u5b9f\u884c\u7d50\u679c
\n\t\t\t\t<\/p>\n\t\t\t\t
\u30fbSurfaceView<\/B>
\n\t\t\t\t\u6b21\u306fSurfaceView\u3092\u4f7f\u3063\u3066\u307f\u308b
\n\t\t\t\tSurfaceView\u306f\u72ec\u7acb\u3057\u305f\u30b9\u30ec\u30c3\u30c9\u3067\u63cf\u753b\u304c\u884c\u308f\u308c\u308b\u3001\u5b9a\u671f\u7684\u306a\u518d\u63cf\u753b\u306a\u3069\u3092\u884c\u3046\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5411\u3044\u3066\u3044\u308b\u30af\u30e9\u30b9\u3060\u305d\u3046\u3060
\n\t\t\t\t\u901a\u5e38\u306eView\u3067\u306fOnDraw\u95a2\u6570\u5185\u3067\u5f15\u6570canvas\u306b\u63cf\u753b\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3060\u304c\u3001SurfaceView\u3067\u306f\u4efb\u610f\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067canvas\u3092\u53d6\u5f97\u3057\u3066\u63cf\u753b\u3092\u884c\u3046
\n\t\t\t\tcanvas\u306e\u53d6\u5f97\u3001\u958b\u653e\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u884c\u3046<\/p>\n\t\t\t\t
\r\nCanvas canvas = getHolder().lockCanvas();\r\ngetHolder().unlockCanvasAndPost(canvas);\r\n<\/pre>\n\t\t\t\t
\u4ee5\u4e0b\u30bd\u30fc\u30b9<\/p>\n\t\t\t\t
\r\npublic class HelloWorld extends Activity{\r\n\r\n\t\/** Called when the activity is first created. *\/\r\n\t@Override\r\n\tpublic void onCreate(Bundle icicle) {\r\n\t\tsuper.onCreate(icicle);\r\n\t\t\/\/ ToDo add your GUI initialization code here\r\n\t\tSView view = new SView(this);\r\n\t\tsetContentView(view);\r\n\t}\r\n\r\n\tpublic class SView extends SurfaceView implements Runnable\r\n\t{\r\n\t\tThread thread;\r\n\t\tPaint paint;\r\n\t\tint Cnt;\r\n\t\tpublic SView(Context context)\r\n\t\t{\r\n\t\t\tsuper(context);\r\n\r\n\t\t\tsetFocusable(true);\r\n\r\n\t\t\tpaint = new Paint();\r\n\t\t\tpaint.setColor(Color.RED);\r\n\t\t\tpaint.setTextSize(100);\r\n\r\n\t\t\tCnt = 0;\r\n\r\n\t\t\tthread = new Thread(this);\r\n\t\t\tthread.start();\r\n\t\t}\r\n        \r\n\t\tpublic void run()\r\n\t\t{\r\n\t\t\twhile(true)\r\n\t\t\t{\r\n\t\t\t\tCanvas canvas = getHolder().lockCanvas();\r\n\t\t\t\tif(canvas != null)\r\n\t\t\t\t{\r\n\t\t\t\t\tcanvas.drawColor(Color.WHITE);\r\n\t\t\t\t\tcanvas.drawText(String.valueOf(Cnt),0,100,paint);\r\n\t\t\t\t\tCnt++;\r\n\t\t\t\t\tif(Cnt >= 10000)\r\n\t\t\t\t\t{\r\n\t\t\t\t\t\tCnt = 0;\r\n\t\t\t\t\t}\r\n\t\t\t\t\tgetHolder().unlockCanvasAndPost(canvas);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n}\r\n<\/pre>\n\t\t\t\t
\u5b9f\u884c\u7d50\u679c
\n\t\t\t\t<\/p>\n\t\t\t\t
\uff08\u304a\u307e\u3051\uff09
\n\t\t\t\tToast\u3068\u3044\u3046\u3082\u306e\u304c\u7d50\u69cb\u4fbf\u5229<\/p>\n\t\t\t\t
\r\nToast.makeText(context,\"Toast\",Toast.LENGTH_SHORT).show();\r\n<\/pre>\n\t\t\t\t
\u3068\u304b\u3067\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3067\u304d\u308b<\/p>\n\t\t\t\t
\u7d42\u308a<\/p>\n","protected":false},"excerpt":{"rendered":"
android\u3092\u3084\u3063\u3066\u307f\u308b \u3044\u308d\u3044\u308d\u3042\u3063\u3066android\u3092\u3084\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u306a\u3063\u305f \u307e\u305a\u3001Android SDK\u3068NetBeans\u7528\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f (Eclipse\u304c\u6a19\u6e96\u3089\u3057\u3044\u304c\u3001\u81ea\u5206\u306fNet […]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,3],"tags":[],"class_list":["post-1346","post","type-post","status-publish","format-standard","hentry","category-soft","category-tech"],"_links":{"self":[{"href":"https:\/\/www.iss.ai\/index.php?rest_route=\/wp\/v2\/posts\/1346","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.iss.ai\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.iss.ai\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.iss.ai\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iss.ai\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1346"}],"version-history":[{"count":9,"href":"https:\/\/www.iss.ai\/index.php?rest_route=\/wp\/v2\/posts\/1346\/revisions"}],"predecessor-version":[{"id":1359,"href":"https:\/\/www.iss.ai\/index.php?rest_route=\/wp\/v2\/posts\/1346\/revisions\/1359"}],"wp:attachment":[{"href":"https:\/\/www.iss.ai\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1346"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iss.ai\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1346"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iss.ai\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}