{"id":837,"date":"2012-08-08T10:18:59","date_gmt":"2012-08-08T02:18:59","guid":{"rendered":"http:\/\/notes.zerobox.org\/?p=837"},"modified":"2012-08-08T10:18:59","modified_gmt":"2012-08-08T02:18:59","slug":"android%e5%ba%94%e7%94%a8%e5%bc%80%e5%8f%91%e4%bb%a5%e5%8f%8a%e8%ae%be%e8%ae%a1%e6%80%9d%e6%83%b3%e6%b7%b1%e5%ba%a6%e5%89%96%e6%9e%90","status":"publish","type":"post","link":"http:\/\/zerobox.org\/notes\/837.html","title":{"rendered":"Android\u5e94\u7528\u5f00\u53d1\u4ee5\u53ca\u8bbe\u8ba1\u601d\u60f3\u6df1\u5ea6\u5256\u6790"},"content":{"rendered":"<p>\u6765\u6e90\uff1a<a 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\u66f4\u65b0\u53ea\u901a\u8fc7View\u8fdb\u884c\uff0c\u8fd9\u4e24\u8005\u518d\u4e0eModel\u4ea4\u6362\u754c\u9762\u72b6\u6001\u4fe1\u606f\uff1a<\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"http:\/\/my.csdn.net\/uploads\/201208\/06\/1344236156_6892.png\" alt=\"\" align=\"middle\" \/><\/p>\n<p>\u5728 \u73b0\u4ee3\u7684\u56fe\u5f62\u4ea4\u4e92\u76f8\u5173\u7684\u8bbe\u8ba1\u91cc\uff0cMVC\u51e0\u4e4e\u662f\u5728\u56fe\u5f62\u4ea4\u4e92\u5904\u7406\u4e0a\u7684\u4e0d\u4e8c\u9009\u62e9\uff0c\u8fd9\u6837\u7cfb\u7edf\u8bbe\u8ba1\u5305\u62ec\u4e00\u4e9bJ2EE\u7684\u5e94\u7528\u670d\u52a1\u5668\u6846\u67b6\uff0c\u6700\u53d7\u6b22\u8fce\u7684Firefox\u6d4f\u89c8 \u5668\uff0ciOS\uff0cMacOSX\u7b49\u7b49\u3002\u8fd9\u4e9b\u4f7f\u7528MVC\u6a21\u5f0f\u7684\u6700\u663e\u8457\u7279\u70b9\u5c31\u662f\u663e\u793a\u4e0e\u903b\u8f91\u5206\u79bb\uff0c\u5728Android\u5e94\u7528\u7a0b\u5e8f\u91cc\u6211\u4eec\u770b\u5230\u4e86\u7528\u4e8e\u903b\u8f91\u5b9e\u73b0\u7684 classes.dex\uff0c\u4e5f\u770b\u5230\u7528\u4e8e\u663e\u793a\u7684res\uff0c\u4e8e\u662f\u6211\u4eec\u4e5f\u53ef\u4ee5\u731c\u60f3\u5230\u5728UI\u4e0a\u4fbf\u80af\u5b9a\u4f1a\u4f7f\u7528MVC\u8bbe\u8ba1\u6a21\u5f0f\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u5f53\u7136\uff0c\u6240\u8c13\u7684Android\u5e94\u7528\u7a0b\u5e8f\u7f16\u7a0b\uff0c\u4e0d\u4f1a\u53ea\u6709\u8fd9\u4e9b\u5185\u5bb9\u3002\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u4eec\u4e5f\u53ea\u662f\u5206\u6790.apk\u6587\u4ef6\uff0c\u4e8e\u662f\u6211\u4eec\u53ef\u4ee5\u56de\u8fc7\u5934\u6765\u770b\u770bAndroid\u5e94\u7528\u88ab\u7f16\u8bd1\u51fa\u6765\u7684\u8fc7\u7a0b\u3002<\/p>\n<p><strong>2.\u00a0\u00a0Android\u7f16\u7a0b<\/strong><\/p>\n<p>\u4ece \u7f16\u7a0b\u89d2\u5ea6\u6765\u8bf4\uff0cAndroid\u5e94\u7528\u7a0b\u5e8f\u7f16\u7a0b\u51e0\u4e4e\u53ea\u4e0eJava\u76f8\u5173\uff0c\u800cJava\u5e73\u53f0\u672c\u8eab\u662f\u51fa\u4e86\u540d\u8de8\u5e73\u53f0\u5229\u5668\uff0c\u7406\u8bba\u4e0a\u6765\u8bf4\uff0c\u6240\u6709Java\u73af\u5883\u91cc\u4f7f\u7528\u7684\u7f16\u7a0b\u5de5 \u5177\u3001IDE\u5de5\u5177\uff0c\u7686\u53ef\u7528\u4e8eAndroid\u7684\u7f16\u7a0b\u3002Android SDK\u73af\u5883\u91cc\u63d0\u4f9b\u7684\u7f16\u7a0b\u5de5\u5177\uff0c\u662f\u57fa\u4e8e\u6807\u51c6\u7684Java\u7f16\u8bd1\u5de5\u5177ant\u7684\uff0c\u4f46\u4e8b\u5b9e\u4e0a\uff0c\u4e00\u4e9b\u5927\u578b\u7684Android\u8f6f\u4ef6\u5de5\u7a0b\uff0c\u66f4\u503e\u5411\u4e8e\u4f7f\u7528Maven\u8fd9\u6837\u7684\u5e76\u884c\u5316 \u7f16\u8bd1\u5de5\u5177\uff08maven.apache.org\uff09\u3002\u5982\u679c\u4ee5\u524d\u6709\u8fc7Java\u7f16\u7a0b\u7ecf\u9a8c\uff0c\u4f1a\u77e5\u9053Java\u73af\u5883\u91cc\u7684\u56fe\u5f62\u5316IDE\uff08Integrated Development Environment\uff09\u5de5\u5177\uff0c\u5e76\u975e\u53ea\u6709Eclipse\u4e00\u79cd\uff0c\u5b9e\u9645\u4e0aJava\u7684\u5b98\u65b9IDE\u662fNetBeans\uff0c\u800c\u5546\u7528\u5316\u7684Java\u5927\u578b\u9879\u76ee\u5f00\u53d1\u8005\uff0c\u4e5f\u53ef\u80fd \u4f1a\u6bd4\u8f83\u949f\u610f\u4e8e\u4f7f\u7528IntelliJ\uff0c\u800c\u4ece\u5e95\u5c42\u5f00\u53d1\u89d2\u5ea6\u6765\u8bf4\uff0c\u53ef\u80fd\u4f7f\u7528vim\u662f\u66f4\u5408\u9002\u7684\u9009\u62e9\uff0c\u53ef\u4ee5\u7075\u6d3b\u5730\u5728C\/C++\u4e0eJava\u4ee3\u7801\u4e4b\u95f4\u8fdb\u884c\u5207\u6362\u3002\u603b\u800c\u8a00 \u4e4b\uff0c\u51e0\u4e4e\u6240\u6709\u7684Java\u73af\u5883\u7684\u7f16\u7a0b\u5de5\u5177\u90fd\u53ef\u4ee5\u7528\u4e8eAndroid\u7f16\u7a0b\u3002<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u4e9b\u5de5\u5177\u5462\uff0c\u719f\u6089\u5de5\u5177\u7684\u4f7f\u7528\u662f\u4ef6\u597d\u4e8b\uff0c\u6240\u8c13\u201c\u78e8\u5200\u4e0d\u8bef\u780d\u67f4\u5de5\u201d\uff0c\u4e3a\u5c06\u6765\u63d0\u5347\u6548\u7387\uff0c\u8fd9\u662f\u4ef6\u597d\u4e8b\u3002\u4f46\u662f\u8981\u78e8\u5200\u8fc7\u591a\uff0c\u67f4\u6ca1\u780d\u7740\uff0c\u8f6c\u578b\u6210\u201c\u78e8\u5200\u5de5\u201d\u4e86\u3002\u5982\u679c\u8fc7\u591a\u5730\u5728\u8fd9\u4e9b\u7f16\u7a0b\u5de5\u5177\u4e0a\u7ea0\u7ed3\u5c1d\u8bd5\uff0c\u53cd\u800c\u5ffd\u89c6\u4e86\u6240\u7f16\u4ee3\u7801\u7684\u672c\u8eab\uff0c\u8fd9\u5012\u4f1a\u820d\u672c\u9010\u672b\u3002<\/p>\n<p>\u6211\u4eec\u65e2\u7136\u662f\u7814\u7a76Android\u7f16\u7a0b\uff0c\u8fd9\u65f6\u4ec5\u8bf4\u660e\u4e24\u79cdAndroid\u5b98\u65b9\u63d0\u4f9b\u7684\u7f16\u7a0b\u65b9\u6cd5\uff1a\u4f7f\u7528Android SDK\u5de5\u5177\u5305\u7f16\u7a0b\uff0c\u6216\u662f\u4f7f\u7528Eclipse + ADT\u63d2\u4ef6\u7f16\u7a0b\u3002<\/p>\n<p><strong>2.1 \u4f7f\u7528Android SDK\u5de5\u5177\u5305<\/strong><\/p>\n<p>\u5728Android\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679cEclipse\u73af\u5883\u4e0d\u53ef\u5f97\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528SDK\u6765\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u5de5\u7a0b\u3002\u9996\u5148\u9700\u8981\u5b89\u88c5\u67d0\u4e00\u4e2a\u7248\u672c\u7684Android SDK\u5f00\u53d1\u5305\uff0c\u8fd9\u4e2a\u5de5\u5177\u5305\u53ef\u4ee5\u5230<a href=\"http:\/\/developer.android.com\/sdk\/index.html\">http:\/\/developer.android.com\/sdk\/index.html<\/a>\u8fd9 \u4e2a\u7f51\u5740\u53bb\u4e0b\u8f7d\uff0c\u6839\u636e\u5f00\u53d1\u6240\u7528\u7684\u4e3b\u673a\u662fWindows\u3001Linux\u8fd8\u662fMacOS X\uff08MacOS\u4ec5\u652f\u6301Intel\u82af\u7247\uff0c\u4e0d\u652f\u6301\u4e4b\u524d\u7684PowerPC\u82af\u7247\uff09\uff0c\u4e0b\u8f7d\u5bf9\u5e94\u7684.zip\u6587\u4ef6\uff0c\u6bd4\u5982android-sdk_r19- linux.zip\u3002\u4e0b\u8f7d\u5b8c\u6210\u540e\uff0c\u89e3\u538b\u5230\u4e00\u4e2a\u56fa\u5b9a\u7684\u76ee\u5f55\uff0c\u6211\u4eec\u8fd9\u91cc\u5047\u5b9a\u662f\u901a\u8fc7\u73af\u5883\u53d8\u91cf$ANDROID_SDK_PATH\u6307\u5b9a\u7684\u76ee\u5f55\u3002<\/p>\n<p>\u4e0b\u8f7d\u7684SDK\u5305\uff0c\u9ed8\u8ba4\u662f\u6ca1\u6709Android\u5f00\u53d1\u73af\u5883\u652f\u6301\u7684\uff0c\u9700\u8981\u901a\u8fc7tools\u76ee\u5f55\u91cc\u7684\u4e00\u4e2aandroid\u5de5\u5177\u6765\u4e0b\u8f7d\u76f8\u5e94\u7684SDK\u7248\u672c\u4ee5\u7528\u4e8e\u5f00\u53d1\u3002\u6211\u4eec\u901a\u8fc7\u8fd0\u884c$ANDROID_SDK_PATH\/tools\/android\u4f1a\u5f97\u5230\u5982\u4e0b\u7684\u754c\u9762\uff1a<\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"http:\/\/my.csdn.net\/uploads\/201208\/06\/1344236199_1800.png\" alt=\"\" width=\"650\" align=\"middle\" \/><\/p>\n<p>\u5728 \u4e0a\u9762\u7684\u5b89\u88c5\u754c\u9762\u91cc\u9009\u62e9\u4e0d\u540c\u7684\u5f00\u53d1\u5de5\u5177\u5305\uff0c\u5176\u4e2dTools\u91cc\u5305\u542b\u4e00\u4e9b\u5f00\u53d1\u7528\u7684\u5de5\u5177\uff0c\u5982\u6211\u4eec\u7684SDK\u5305\uff0c\u5b9e\u9645\u4e0a\u4e5f\u4f1a\u5728\u8fd9\u4e00\u754c\u9762\u91cc\u8fdb\u884c\u66f4\u65b0\u3002\u800c\u5bf9\u4e8e\u4e0d\u540c\u7684 Android\u7248\u672c\uff0c1.5\u52304.1\uff0c\u6211\u4eec\u5fc5\u987b\u9009\u62e9\u4e0b\u8f7d\u67d0\u4e2aSDK\u7248\u672c\u6765\u8fdb\u884c\u5f00\u53d1\u3002\u800c\u4e0b\u8f7d\u5b8c\u4e4b\u540e\u7684\u7248\u672c\u4fe1\u606f\uff0c\u6211\u4eec\u65e2\u53ef\u4ee5\u5728\u8fd9\u4e00\u56fe\u5f62\u754c\u9762\u91cc\u770b\u5230\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7 \u547d\u4ee4\u884c\u6765\u67e5\u770b\u3002<\/p>\n<pre>$ANDROID_SDK_PATH\/tools\/android list targets\r\nid: 1 or \"android-16\"\r\n     Name: Android 4.1\r\n     Type: Platform\r\n     API level: 16\r\n     Revision: 1\r\n     Skins: HVGA, QVGA, WQVGA400, WQVGA432, WSVGA, WVGA800 (default), WVGA854, WXGA720, WXGA800, WXGA800-7in\r\n     ABIs : armeabi-v7a\r\n----------\r\nid: 2 or \"Google Inc.:Google APIs:16\"\r\n     Name: Google APIs\r\n     Type: Add-On\r\n     Vendor: Google Inc.\r\n     Revision: 1\r\n     Description: Android + Google APIs\r\n     Based on Android 4.1 (API level 16)\r\n     Libraries:\r\n      * com.google.android.media.effects (effects.jar)\r\n          Collection of video effects\r\n      * com.android.future.usb.accessory (usb.jar)\r\n          API for USB Accessories\r\n      * com.google.android.maps (maps.jar)\r\n          API for Google Maps\r\n     Skins: WVGA854, WQVGA400, WSVGA, WXGA800-7in, WXGA720, HVGA, WQVGA432, WVGA800 (default), QVGA, WXGA800\r\n     ABIs : armeabi-v7a<\/pre>\n<p>\u901a\u8fc7android list targets\u5217\u51fa\u6765\u7684\u4fe1\u606f\uff0c\u53ef\u4ee5\u7528\u4e8e\u540e\u7eed\u7684\u5f00\u53d1\u4e4b\u7528\uff0c\u6bd4\u5982\u5bf9\u4e8e\u4e0d\u540c\u7684target\uff0c\u6700\u540e\u5f97\u5230\u4e86id:1\u3001id:2\u8fd9\u6837\u7684\u4fe1\u606f\uff0c\u5219\u53ef\u4ee5\u88ab\u7528\u4e8e\u5e94\u7528\u7a0b\u5e8f\u5de5\u7a0b \u7684\u521b\u5efa\u3002\u800c\u7ec6\u5fc3\u4e00\u70b9\u7684\u8bfb\u8005\u4f1a\u770b\u5230\u540c\u4e00\u4e2a4.1\u7248\u672c\u7684SDK\uff0c\u5b9e\u9645\u53ef\u5206\u4e3a\u201dandroid-16\u201d\u548c&#8221;Google Inc.:Google APIs:16&#8243;\uff0c\u8fd9\u6837\u7684\u5206\u754c\u4e5f\u8fd8\u6709\u6709\u610f\u4e49\u7684\uff0c\u201dandroid-16\u201d\u7528\u4e8e\u201c\u7eaf\u201d\u7684android 4.1\u7248\u7684\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\uff0c\u800c\u201cGoogle Inc.:Google APIs:16\u201d\u5219\u52a0\u5165\u4e86Google\u7684\u5f00\u53d1\u5305\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u914d\u7f6e\u597d\u73af\u5883\u4e4b\u540e\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u521b\u5efaAndroid\u5e94\u7528\u7a0b\u5e8f\u3002tools\/android\u8fd9\u4e2a\u5de5\u5177\uff0c\u540c\u65f6\u4e5f\u5177\u5907\u53ef\u4ee5\u521b\u5efaAndroid\u5e94\u7528\u7a0b\u5e8f\u5de5\u7a0b\u7684\u80fd\u529b\u3002\u6211\u4eec\u8f93\u5165\uff1a<\/p>\n<pre>$ANDROID_SDK_PATH\/tools\/android create project -n Hello -t 1 -k org.lianlab.hello -a Helloworld -p hello<\/pre>\n<p>\u8fd9 \u6837\u6211\u4eec\u5c31\u5728hello\u76ee\u5f55\u91cc\u521b\u5efa\u4e86\u4e00\u4e2aAndroid\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u540d\u5b57\u662fHello\uff0c\u4f7f\u7528API16\uff08Android 4.1\u7684API\u7248\u672c\uff09\uff0c\u5305\u540d\u662forg.lianlab.hello\uff0c\u800c\u9ed8\u8ba4\u4f1a\u88ab\u6267\u884c\u5230\u7684Activity\uff0c\u4f1a\u662f\u53ebHelloworld\u7684Activity \u7c7b\u3002<\/p>\n<p>\u638c\u63e1Android\u5de5\u5177\u7684\u4e00\u4e9b\u4f7f\u7528\u65b9\u6cd5\u4e5f\u662f\u6709\u610f\u4e49\u7684\uff0c\u6bd4\u5982\u5f53\u6211\u4eec\u7684Eclipse\u5de5\u7a0b\u88ab\u7834\u574f\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f9d\u7136\u53ef\u4ee5\u624b\u5de5\u4fee\u590d\u8fd9\u4e00Android\u5e94\u7528\u7a0b\u5e8f\u5de5\u7a0b\u3002\u6216\u662f\u9700\u8981\u4fee\u6539\u8be5\u5de5\u7a0b\u7684API\u7248\u672c\u7684\u8bdd\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\uff1a<\/p>\n<p>$ANDROID_SDK_PATH\/tools\/android updateproject -t 2 -p .<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u5728\u8fd9\u4e2a\u5de5\u7a0b\u91cc\uff0c\u5982\u679c\u6211\u4eec\u4e0d\u52a0\u4efb\u4f55\u4fee\u6539\uff0c\u4f1a\u751f\u6210\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\uff0c\u8fd9\u4e2a\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u7684\u6548\u679c\u662f\u751f\u6210\u4e00\u4e2a\u9ed1\u8272\u7684\u56fe\u5f62\u754c\u9762\uff0c\u6253\u5370\u51fa\u4e00\u884c&#8221;Hello World, Helloworld&#8221;\u3002\u5982\u679c\u6211\u4eec\u9700\u8981\u5bf9\u8fd9\u4e00\u5de5\u7a0b\u8fdb\u884c\u7f16\u8bd1\u7b49\u64cd\u4f5c\u7684\u8bdd\uff0c\u5269\u4e0b\u7684\u4e8b\u60c5\u5c31\u5c5e\u4e8e\u6807\u51c6\u7684Java\u7f16\u8bd1\u4e86\uff0c\u6807\u51c6\u7684Java\u7f16\u8bd1\uff0c\u4f7f\u7528\u7684\u662f ant\uff08ant.apache.org\uff09\u7f16\u8bd1\u5de5\u5177\u3002\u6211\u4eec\u5148\u6539\u53d8\u5f53\u524d\u76ee\u5f55\u5230hello\uff0c\u7136\u540e\u5c31\u53ef\u4ee5\u901a\u8fc7\u201d ant \u2013projecthelp\u201d\u6765\u67e5\u770b\u53ef\u4ee5\u88ab\u6267\u884c\u7684Android\u7f16\u8bd1\u5de5\u7a0b\uff0c<\/p>\n<pre>$ ant -projecthelp\r\nBuildfile: \/Users\/wuhe\/android\/workspace\/NotePad\/bin\/tmp\/hello\/build.xml\r\n\r\nMain targets:\r\n\r\n clean       Removes output files created by other targets.\r\n debug       Builds the application and signs it with a debug key.\r\n install     Installs the newly build package. Must be used in conjunction with a build target                             (debug\/release\/instrument). If the application was previously installed, the application                             is reinstalled if the signature matches.\r\n installd    Installs (only) the debug package.\r\n installi    Installs (only) the instrumented package.\r\n installr    Installs (only) the release package.\r\n installt    Installs (only) the test and tested packages.\r\n instrument  Builds an instrumented packaged.\r\n release     Builds the application in release mode.\r\n test        Runs tests from the package defined in test.package property\r\n uninstall   Uninstalls the application from a running emulator or device.\r\nDefault target: help<\/pre>\n<p>\u4f46\u5982\u679c\u53ea\u662f\u7f16\u8bd1\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528antdebug\u751f\u6210Debug\u7684.apk\u6587\u4ef6\uff0c\u8fd9\u65f6\u751f\u6210\u7684\u6587\u4ef6\uff0c\u4f1a\u88ab\u653e\u5230 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alt=\"\" width=\"450\" height=\"303\" align=\"middle\" \/><\/p>\n<p>\u628a\u4e00\u4e2aAndroid\u7684\u6e90\u4ee3\u7801\u5de5\u7a0b\u7f16\u8bd1\u6210.apk\u7684Android\u5e94\u7528\u7a0b\u5e8f\uff0c\u5176\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n<p><strong>1)\u00a0\u00a0\u00a0\u00a0\u00a0 \u6240\u6709\u7684\u8d44\u6e90\u6587\u4ef6\uff0c\u90fd\u4f1a\u88abaapt\u8fdb\u884c\u5904\u7406\u3002\u6240\u6709\u7684XML\u6587\u4ef6\uff0c\u90fd\u4f1a\u88abaapt\u89e3\u6790\u6210\u4e8c\u8fdb\u5236\u683c\u5f0f\uff0c\u51c6\u786e\u5730\u8bf4\uff0c\u8fd9\u6837\u7684\u4e8c\u8fdb\u5236\u683c\u5f0f\uff0c\u662f\u53ef\u4ee5\u88ab\u76f4\u63a5\u6620\u5c04\u5230\u5185\u5b58\u91cc\u7684 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AndroidManifest.xml<\/strong><\/p>\n<p>\u5148\u6765\u770b\u770bAndroidManifest.xml\u6587\u4ef6\uff0c\u4e00\u822c\u51fa\u4e8e\u65b9\u4fbf\uff0c\u8fd9\u4e00\u6587\u4ef6\u6709\u53ef\u80fd\u4e5f\u88ab\u79f0\u4e3amanifest\u6587\u4ef6\u3002\u50cf\u6211\u4eec\u524d\u9762\u7684\u4f8b\u5b50\u91cc\u7684\u521b\u5efa\u7684Android\u5de5\u7a0b\uff0c\u5f97\u5230\u7684AndroidManifest.xml\u6587\u4ef6\u5c31\u5f88\u7b80\u5355\uff1a<\/p>\n<pre>&lt;?xml version=\"1.0\" encoding=\"utf-8\"?&gt;\r\n&lt;manifest xmlns:android=\"http:\/\/schemas.android.com\/apk\/res\/android\"\r\n      package=\"org.lianlab.hello\"\r\n      android:versionCode=\"1\"\r\n      android:versionName=\"1.0\"&gt;\r\n    &lt;application android:label=\"@string\/app_name\"&gt;\r\n        &lt;activity android:name=\".Helloworld\"\r\n                  android:label=\"@string\/app_name\"&gt;\r\n            &lt;intent-filter&gt;\r\n                &lt;action android:name=\"android.intent.action.MAIN\" \/&gt;\r\n                &lt;category android:name=\"android.intent.category.LAUNCHER\" \/&gt;\r\n            &lt;\/intent-filter&gt;\r\n        &lt;\/activity&gt;\r\n    &lt;\/application&gt;\r\n&lt;\/manifest&gt;<\/pre>\n<p>\u4f5c\u4e3axml\u6587\u4ef6\uff0c\u6240\u6709\u7684&lt;&gt;\u90fd\u4f1a\u662f\u6210\u5bf9\u7684\uff0c\u6bd4\u5982\u6211\u4eec\u770b\u5230 \u7684&lt;manifest&gt;&lt;\/manifest&gt;\uff0c\u8fd9\u88ab\u79f0\u4e3a\u6807\u7b7e\uff08Tag\uff09\u3002\u6807\u7b7e\u53ef\u4ee5\u5305\u542b\u5b50\u6807\u7b7e\uff0c\u4ece\u800c\u53ef\u4ee5\u5f62\u6210\u6811\u578b\u7684\u7ed3\u70b9\u5173\u7cfb\u3002\u5982 \u679c\u6ca1\u6709\u5b50\u6807\u7b7e\uff0c\u5219\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528&lt;\/&gt;\u6765\u8fdb\u884c\u6807\u8bc6\uff0c\u6bd4\u5982\u6211\u4eec\u4e0a\u9762\u770b\u5230 \u7684&lt;actionandroid:name=\u201dandroid.intent.action.MAIN\u201d 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android:layout_width=\"wrap_content\"\r\n        android:layout_height=\"wrap_content\"\r\n        android:layout_centerInParent=\"true\"\r\n        android:padding=\"@dimen\/padding_medium\"\r\n        android:text=\"@string\/hello_world\"\r\n        tools:context=\".HelloWorld\" \/&gt;\r\n&lt;\/RelativeLayout&gt;<\/pre>\n<p>\u5728\u8fd9\u4e2a\u56fe\u5f62\u754c\u9762\u7684\u793a\u4f8b\u91cc\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u8fd9\u6837\u7684\u56fe\u5f62\u7f16\u7a0b\u65b9\u5f0f\uff0c\u6bd4\u5982\u4f20\u7edf\u7684\u65b9\u5f0f\u91cc\u8981\u5b66\u4e60\u5927\u91cf\u7684API\u8981\u65b9\u4fbf\u5f97\u591a\u3002<\/p>\n<p>&lt;LinearLayout&gt;\uff0c\u8fd9\u4e00\u6807\u7b7e\u4f1a\u51b3\u5b9a\u5e94\u7528\u7a0b\u5e8f\u5982\u4f55\u5728\u754c\u9762\u91cc\u6446\u653e\u76f8\u5e94\u7684\u63a7\u4ef6<\/p>\n<p>&lt;TextView&gt;\uff0c\u5219\u662f\u7528\u4e8e\u663e\u793a\u5b57\u7b26\u4e32\u7684\u56fe\u5f62\u63a7\u4ef6<\/p>\n<p>\u4f7f 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\u2026&gt;\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8d44\u6e90\u6765\u8fdb\u884c\u5f15\u7528\uff0c&lt;TextView \u2026android:text=\u201d @string\/hello_string\u201d \u2026&gt;\uff0c\u7136\u540e\u5728res\/values\/strings.xml\u91cc\u52a0\u5165hello_string\u7684\u5b9a\u4e49\u3002<\/p>\n<pre>&lt;string name=\"hello_world\"&gt;Hello world!&lt;\/string&gt;<\/pre>\n<p>\u4ece\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u53e6\u5916\u4e00\u4e9b\u7279\u70b9\uff0c\u5c31\u662fAndroid\u5e94\u7528\u7a0b\u5e8f\u5728\u591a\u754c\u9762\u3001\u591a\u73af\u5883\u4e0b\u7684\u81ea\u9002\u5e94\u6027\u3002\u5bf9\u4e8e\u4e0a\u9762\u7684\u5b57\u7b26\u4e32\u4fee\u6539\u7684\u4f8b\u5b50\uff0c\u6211\u4eec\u5982\u679c\u50cf\u4e0b\u9762\u7684\u793a\u4f8b\u73af\u5883\u90a3\u6837\u5b9a\u4e49\u4e86res\/layout-zh\/strings.xml\uff0c\u5e76\u63d0\u4f9bhello_string\u7684\u5b9a\u4e49\uff1a<\/p>\n<pre> &lt;string name=\"hello_world\"&gt;\u6b22\u8fce\u4f7f\u7528!&lt;\/string&gt;<\/pre>\n<p>\u6700\u540e\uff0c\u5f97\u5230\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u5728\u82f1\u6587\u73af\u5883\u91cc\u4f1a\u663e\u793a\u2018Hello world!\u2019\uff0c\u800c\u5982\u679c\u7cfb\u7edf\u5f53\u524d\u7684\u8bed\u8a00\u73af\u5883\u662f\u4e2d\u6587\u7684\u8bdd\uff0c\u5c31\u4f1a\u663e\u793a\u6210\u2018\u6b22\u8fce\u4f7f\u7528!\u2019\u3002\u8fd9\u79cd\u81ea\u9002\u5e94\u65b9\u5f0f\uff0c\u5219\u662f\u4e0d\u9700\u8981\u6211\u4eec\u8fdb\u884c\u7f16\u7a0b\u7684\uff0c\u7cfb\u7edf\u4f1a\u81ea\u52a8\u5b8c\u6210\u5bf9\u8fd9\u4e9b\u663e\u793a\u5c5e\u6027\u7684\u9002\u914d\u3002<\/p>\n<p>\u5f53 \u7136\uff0c\u8fd9\u65f6\u53ef\u80fd\u4f1a\u6709\u4eba\u63d0\u7591\u95ee\uff0c\u5982\u679c\u8fd9\u65f6\u662f\u97e9\u6587\u6216\u662f\u65e5\u6587\u73af\u5883\u4f1a\u51fa\u73b0\u4ec0\u4e48\u60c5\u51b5\u5462\uff1f\u5728Android\u91cc\uff0c\u5982\u679c\u4e0d\u80fd\u5b8c\u6210\u76f8\u5e94\u7684\u9002\u914d\uff0c\u5c31\u4f1a\u4f7f\u7528\u9ed8\u8ba4\u503c\uff0c\u6bd4\u5982\u5373\u4f7f\u662f\u6211\u4eec \u521b\u5efa\u4e86res\/values-zh\/strings.xml\u8d44\u6e90\uff0c\u5728\u8d44\u6e90\u6ca1\u6709\u5b9a\u4e49\u6211\u4eec\u9700\u8981\u4f7f\u7528\u7684\u5b57\u7b26\u4e32\uff0c\u8fd9\u65f6\u4f1a\u4f7f\u7528\u82f1\u6587\u663e\u793a\u3002\u4e0d\u7ba1\u5982\u4f55\uff0cAndroid\u63d0 \u4f9b\u81ea\u9002\u5e94\u663e\u793a\u6548\u679c\uff0c\u4f46\u4e5f\u4fdd\u8bc1\u603b\u662f\u4e0d\u662f\u4f1a\u51fa\u9519\u3002<\/p>\n<p>\u8fd9\u4e9b\u4e5f\u4f53\u73b0\u51fa\uff0c\u4e00\u65e6Android\u5e94\u7528\u7a0b\u5e8f\u5199\u51fa\u6765\uff0c\u5982\u679c\u5bf9\u591a\u8bed\u8a00\u73af\u5883\u4e0d\u6ee1\u610f\uff0c\u8fd9\u65f6\uff0c\u6211\u4eec\u5b8c\u5168\u53ef\u4ee5\u628a.apk\u6309zip\u683c\u5f0f\u89e3\u5f00\uff0c\u7136\u540e\u52a0\u5165\u65b0\u7684\u8d44\u6e90\u6587\u4ef6\u5b9a\u4e49\uff0c\u518d\u628a\u6587\u4ef6\u91cd\u65b0\u6253\u5305\uff0c\u4e5f\u5c31\u8fbe\u5230\u4e86\u6211\u4eec\u53ef\u80fd\u4f1a\u9700\u8981\u7684\u6c49\u5316\u7684\u6548\u679c\u3002<\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"http:\/\/my.csdn.net\/uploads\/201208\/06\/1344236708_6093.png\" alt=\"\" align=\"middle\" \/><\/p>\n<p>\u5728 res\u76ee\u5f55\u91cc\uff0c\u6211\u4eec\u770b\u5230\uff0c\u5bf9\u4e8e\u540c\u4e00\u79cd\u7c7b\u578b\u7684\u8d44\u6e90\uff0c\u6bd4\u5982drawable\u3001values\uff0c\u90fd\u53ef\u4ee5\u5728\u540e\u9762\u52a0\u4e00\u4e2a\u540e\u7f00\uff0c\u50cfmdpi,hdpi, ldpi\u662f\u7528\u4e8e\u9002\u914d\u5206\u8fa8\u7387\u7684\uff0czh\u662f\u7528\u6765\u9002\u914d\u8bed\u8a00\u73af\u5883\u7684\uff0clarge\u5219\u662f\u7528\u6765\u9002\u914d\u5c4f\u5e55\u5927\u5c0f\u7684\u3002\u5bf9\u4e8e\u8fd9\u79cd\u663e\u793a\u4e0a\u7684\u81ea\u9002\u5e94\u9700\u6c42\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5728Eclipse \u91cc\u901a\u8fc7\u521b\u5efaAndroid XML\u6587\u4ef6\u91cc\u5f97\u5230\u76f8\u5e94\u7684\u63d0\u793a\uff0c\u4e5f\u53ef\u4ee5\u53c2\u8003<a href=\"http:\/\/developer.android.com\/training\/basics\/supporting-devices\/_________\">http:\/\/developer.android.com\/training\/basics\/supporting-devices\/<span style=\"color: #000000;\">\u67e5\u770b\u5177\u4f53\u7684\u4f7f\u7528\u65b9\u5f0f<\/span><\/a>\u3002<\/p>\n<p>\u4e8e \u662f\uff0c\u900f\u8fc7\u8d44\u6e90\u6587\u4ef6\uff0c\u6211\u4eec\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86\u6211\u4eec\u5bf9\u4e8eAndroid MVC\u7684\u731c\u60f3\uff0c\u5728Android\u5e94\u7528\u7a0b\u5e8f\u8bbe\u8ba1\u91cc\uff0c\u4e5f\u8ddfiOS\u7c7b\u4f3c\uff0c\u53ef\u4ee5\u5b9e\u73b0\u754c\u9762\u4e0e\u903b\u8f91\u5b8c\u5168\u5206\u79bb\u3002\u800c\u53e6\u4e00\u70b9\uff0c\u5c31\u662fAndroid\u5e94\u7528\u7a0b\u5e8f\u5929\u7136\u5177\u5907\u5c4f\u5e55\u81ea\u9002\u5e94 \u7684\u80fd\u529b\uff0c\u8fd9\u4e00\u65b9\u9762\u5e26\u6765\u7684\u5f71\u54cd\u662fAndroid\u5e94\u7528\u7a0b\u5e8f\u5929\u751f\u5177\u5907\u5f88\u5f3a\u7684\u9002\u5e94\u6027\uff0c\u53e6\u4e00\u65b9\u9762\u7684\u5f71\u54cd\u662fAndroid\u91cc\u5b9e\u73b0\u50cf\u7d20\u7cbe\u5ea6\u663e\u793a\u7684\u5e94\u7528\u7a0b\u5e8f\u662f\u6bd4\u8f83\u56f0\u96be\u7684\uff0c \u7ef4\u62a4\u7684\u4ee3\u4ef7\u5f88\u9ad8\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u518d\u901a\u8fc7\u5e94\u7528\u7a0b\u5e8f\u7684\u4ee3\u7801\u90e8\u5206\u6765\u770b\u770b\u5e94\u7528\u7a0b\u5e8f\u662f\u5982\u4f55\u5c06\u663e\u793a\u4e0e\u903b\u8f91\u8fdb\u884c\u7ed1\u5b9a\u7684\u3002<\/p>\n<p><strong>2.5\u00a0 Java\u7f16\u7a0b\uff08src\/org\/lianlab\/hello\/HelloWorld.java\uff09<\/strong><\/p>\n<p>\u5728Android\u7f16\u7a0b\u91cc\uff0c\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u6267\u884c\u903b\u8f91\uff0c\u51e0\u4e4e\u5c31\u662f\u7eaf\u7cb9\u7684Java\u7f16\u7a0b\u3002\u4f46\u5728\u7f16\u7a0b\u4e0a\uff0c\u7531\u4e8eAndroid\u7684\u7279\u6b8a\u6027\uff0c\u8fd9\u79cdJava\u7f16\u7a0b\u4e5f\u8fd8\u662f\u88ab\u5b9a\u5236\u8fc7\u7684\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 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       setContentView(R.layout.main);\r\n    }\r\n}<\/pre>\n<p><span style=\"color: #000000;\">\u4ee3\u7801\u7ed3\u6784\u5f88\u7b80\u5355\uff0c\u6211\u4eec\u6240\u8c13\u7684HelloWorld<\/span>\uff0c\u5c31\u662f\u7ee7\u627f\u4e86Activity\u7684\u57fa\u7c7b\uff0c\u7136\u540e\u518d\u8986\u76d6\u4e86Acitivity\u57fa\u4e8e\u7684onCreate()\u65b9\u6cd5\u3002<\/p>\n<p><span style=\"color: #000000;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span>Activity<span style=\"color: #000000;\">\u7c7b\uff0c\u662fAndroid<\/span>\u7cfb \u7edf\u8bbe\u8ba1\u601d\u8def\u91cc\u7684\u5f88\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u6240\u6709\u4e0e\u754c\u9762\u4ea4\u4e92\u76f8\u5173\u7684\u64cd\u4f5c\u7c7b\u90fd\u662fActivity\uff0c\u662fMVC\u6846\u67b6\u91cc\u7684Controller\u90e8\u5206\u3002\u90a3Model\u90e8\u5206\u7531\u8c01\u6765\u63d0 \u4f9b\u5462\uff1f\u8fd9\u662f\u7531Android\u7cfb\u7edf\u5c42\uff0c\u4e5f\u5c31\u662fFramework\u6765\u63d0\u4f9b\u7684\u529f\u80fd\u3002\u5f53\u754c\u9762\u5931\u53bb\u7126\u70b9\u65f6\uff0c\u5f53\u754c\u9762\u5b8c\u5168\u53d8\u5f97\u4e0d\u53ef\u89c1\u65f6\uff0c\u8fd9\u4e9b\u90fd\u5c5e\u4e8eFramework\u5c42 \u624d\u4f1a\u77e5\u9053\u7684\u72b6\u6001\uff0cFramework\u4f1a\u8bb0\u5f55\u4e0b\u8fd9\u4e9b\u72b6\u6001\u53d8\u66f4\u7684\u4fe1\u606f\uff0c\u7136\u540e\u518d\u56de\u8c03\u5230Activity\u7c7b\u63d0\u4f9b\u7684\u76f8\u5e94\u72b6\u6001\u7684\u56de\u8c03\u65b9\u6cd5\u3002\u5173\u4e8eActivity\u6211\u4eec\u540e \u9762\u6765\u8be6\u7ec6\u8bf4\u660e\uff0c\u800c\u89c1\u5230Activity\u7c7b\u7684\u6700\u7b80\u5355\u6784\u6210\uff0c\u6211\u4eec\u5927\u4f53\u4e0a\u5c31\u53ef\u4ee5\u5f62\u6210Android\u4e16\u754c\u91cc\u7684\u5b8c\u6574MVC\u6846\u67b6\u6784\u6210\u5b8c\u6574\u5370\u8c61\u4e86\u3002<\/p>\n<p><span style=\"color: #000000;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #000000;\">\u6211\u4eec\u7ee7\u627f\u4e86Activity<\/span>\u7c7b \u4e4b\u540e\uff0c\u5c31\u4f1a\u8986\u76d6\u5176onCreate()\u56de\u8c03\u65b9\u6cd5\u3002\u8fd9\u91cc\u6211\u4eec\u4f7f\u7528\u4e86\u201d@Override\u201d\u6807\u8bc6\uff0c\u8fd9\u662f\u4e00\u79cdJava\u8bed\u8a00\u91cc\u7684Annotation\uff08\u4ee3\u7801\u6ce8\u91ca\uff09 \u6280\u672f\uff0c\u76f8\u5f53\u4e8eC\u8bed\u8a00\u91cc\u7684pragma\uff0c\u7528\u4e8e\u544a\u8bc9\u7f16\u8bd1\u5668\u4e00\u4e9b\u76f8\u5e94\u53c2\u6570\u3002\u6211\u4eec\u7684Override\u5219\u544a\u8bc9javac\u7f16\u8bd1\u5668\uff0c\u4e0b\u9762\u7684\u65b9\u6cd5\u5728\u6784\u5efa\u5bf9\u8c61\u65f6\u4f1a\u8986\u76d6\u6389\u7236\u7c7b \u65b9\u6cd5\uff0c\u4ece\u800c\u63d0\u9ad8\u6784\u5efa\u6548\u7387\u3002Activity\u7c7b\u91cc\u63d0\u4f9b\u7684onXXX()\u7cfb\u5217\u7684\u90fd\u53ef\u4ee5\u4f7f\u7528\u8fd9\u79cd\u65b9\u6cd5\u8fdb\u884c\u8986\u76d6\uff0c\u4ece\u800c\u6765\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u65b9\u6cd5\uff0c\u5207\u5165\u5230Android\u5e94 \u7528\u7a0b\u5e8f\u4e0d\u540c\u72b6\u6001\u4e0b\u7684\u81ea\u5b9a\u4e49\u5b9e\u73b0\u3002<\/p>\n<p><span style=\"color: #000000;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #000000;\">\u6211\u4eec\u8986\u76d6\u6389\u7684onCreate()<\/span><\/p>\n<p>\u65b9 \u6cd5\uff0c\u4f7f\u7528\u4e86\u4e00\u4e2a\u53c2\u6570\uff0csavedInstanceState\uff0c\u8fd9\u4e2a\u53c2\u6570\u7684\u7c7b\u578b\u662fBundle\u3002Bundle\u662f\u6784\u5efa\u5728Android\u7684Binder IPC\u4e4b\u4e0a\u7684\u4e00\u79cd\u7279\u6b8a\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b9e\u73b0\u666e\u901aJava\u4ee3\u7801\u91cc\u7684Serialization\/Deserializaiton\u529f\u80fd\uff0c\u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316\u529f\u80fd\u3002 \u5728Java\u4ee3\u7801\u91cc\uff0c\u6211\u4eec\u5982\u679c\u9700\u8981\u4fdd\u5b58\u4e00\u4e9b\u5e94\u7528\u7a0b\u5e8f\u7684\u4e0a\u4e0b\u6587\uff0c\u5982\u679c\u662f\u5b57\u7b26\u4e32\u6216\u662f\u6570\u636e\u503c\u7b49\u539f\u59cb\u7c7b\u578b\uff0c\u5219\u53ef\u4ee5\u76f4\u63a5\u5199\u5230\u6587\u4ef6\u91cc\uff0c\u4e0b\u6b21\u6267\u884c\u65f6\u518d\u628a\u5b83\u8bfb\u51fa\u6765\u5c31\u53ef\u4ee5\u4e86\u3002 \u4f46\u5047\u8bbe\u6211\u4eec\u9700\u8981\u4fdd\u5b58\u7684\u662f\u4e00\u4e2a\u5bf9\u8c61\uff0c\u6bd4\u5982\u662f\u754c\u9762\u7684\u67d0\u4e2a\u72b6\u6001\u70b9\uff0c\u50cf\u4e0b\u9762\u7684\u8fd9\u6837\u7684\u6570\u636e\u7ed3\u6784\uff1a<\/p>\n<pre>class ViewState {\r\n    public int focusViewID;\r\n    public Long layoutParams ;\r\n    public String textEdited;\r\n\u2026\r\n}<\/pre>\n<p>\u8fd9\u65f6\uff0c\u6211\u4eec\u5c31\u65e0\u6cd5\u5b58\u53d6\u8fd9\u6837\u7684\u7ed3\u6784\u4e86\uff0c\u56e0\u4e3a\u8fd9\u6837\u7684\u5bf9\u8c61\u53ea\u662f\u5185\u5b58\u91cc\u7684\u4e00\u4e9b\u6807\u8bc6\uff0c\u5b58\u8fdb\u65f6\u662f\u4e00\u4e2a\u8fdb\u7a0b\u4e0a\u4e0b\u6587\u73af\u5883\uff0c\u53d6\u56de\u6765\u65f6\u4f1a\u662f\u53e6\u4e00\u79cd\uff0c\u5c31\u4f1a\u51fa\u9519\u3002\u4e3a\u4e86 \u5b9e\u73b0\u8fd9\u6837\u7684\u529f\u80fd\uff0c\u5c31\u9700\u8981\u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316\uff0c\u6211\u4eec\u8bfb\u5199\u65f6\u90fd\u4e0d\u518d\u662f\u4ee5\u5bf9\u8c61\u4e3a\u5355\u4f4d\uff0c\u800c\u662f\u4ee5\u7c7b\u4f3c\u4e8e\u5982\u4e0b\u7ed3\u6784\u7684\u4e00\u79cd\u5b57\u5178\u7c7b\u578b\u7684\u7ed3\u6784\uff0c\u6700\u540e\u8fdb\u884c\u64cd\u4f5c\u7684\u662f\u4e00\u4e2a\u4e2a\u7684\u952e\u503c \u5bf9, ViewState[\u2018focusViewID\u2019]\u7684\u503c\u4f1a\u662fvalueOfViewID\uff0c\u4e00\u4e2a\u6574\u5f62\u503c\u3002<\/p>\n<pre>\u2018ViewState\u2019 {\r\n\r\n            \u2018focusViewID\u2019: valueOfViewID,\r\n\r\n            \u2018LayoutParams\u2019:valueOfLayoutParams,\r\n\r\n            \u2018textEdited\u2019:  \u2018User input\u2019,\r\n\r\n}<\/pre>\n<p>\u6211\u4eec\u6309\u8fd9\u79cd\u7c7b\u4f3c\u7684\u683c\u5f0f\u5199\u5230\u6587\u4ef6\u91cc\uff0c\u5f53\u518d\u8bfb\u53d6\u51fa\u6765\u65f6\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u65b0\u5efa\u4e00\u4e2aViewState\u5bf9\u8c61\uff0c\u518d\u4f7f\u7528\u8fd9\u4e9b\u4fdd\u5b58\u8fc7\u7684\u503c \u5bf9\u8fd9\u4e00\u5bf9\u8c61\u8fdb\u884c\u521d\u59cb\u5316\u3002\u8fd9\u6837\u5c31\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u8c61\u7684\u4fdd\u5b58\u4e0e\u6062\u590d\uff0c\u8fd9\u662f\u6211\u4eeconCreate()\u65b9\u6cd5\u91cc\u4f7f\u7528Bundle\u505a\u5e8f\u5217\u5316\u64cd\u4f5c\u7684\u4e3b\u8981\u76ee\u7684\uff0c\u6211\u4eec\u7684 Activity\u4f1a\u6709\u4e0d\u540c\u751f\u5b58\u5468\u671f\uff0c\u5f53\u6211\u4eec\u6709\u53ef\u80fd\u9700\u8981\u5728\u8fdb\u7a0b\u9000\u51fa\u540e\u518d\u6b21\u6062\u590d\u73b0\u8c61\u65f6\uff0c\u6211\u4eec\u5c31\u4f1a\u5728\u9000\u51fa\u524d\u5c06\u4e0a\u4e0b\u6587\u73af\u5883\u4fdd\u5b58\u5230\u4e00\u4e2a onSavedInstance\u7684Bundle\u5bf9\u8c61\u91cc\uff0c\u800c\u5728onCreate()\u5c06\u663e\u793a\u7684\u4e0a\u4e0b\u6587\u6062\u590d\u6210\u9000\u51fa\u65f6\u7684\u72b6\u6001\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u800c\u53e6\u4e00\u4e2a\u5fc5\u987b\u8981\u4f7f\u7528Bundle\u7684\u7406\u7531\u662f\uff0c\u6211\u4eec\u7684Activity\u4e0e\u5b9e\u73b0Activity\u7ba1\u7406\u7684Framework\u529f\u80fd\u90e8\u4ef6 ActivityManager\uff0c\u662f\u6784\u5efa\u5728\u4e0d\u540c\u8fdb\u7a0b\u7a7a\u95f4\u4e0a\u7684\uff0cActivity\u5c06\u8fd0\u884c\u5728\u81ea\u5df1\u72ec\u7acb\u7684\u8fdb\u7a0b\u7a7a\u95f4\u91cc\uff0c\u800cFramework\u5219\u662f\u8fd0\u884c\u5728\u53e6\u4e00\u4e2a\u7cfb\u7edf \u7ea7\u8fdb\u7a0bSystemServer\u4e4b\u4e0a\u3002\u6211\u4eec\u7684Bundle\u662f\u4e00\u79cd\u8fdb\u884c\u8fc7\u5e8f\u5217\u5316\u64cd\u4f5c\u7684\u5bf9\u8c61\uff0c\u4e8e\u662f\u76f8\u5e94\u7684\u64cd\u4f5c\u662f\u7cfb\u7edf\u8fdb\u7a0b\u4f1a\u89e6\u53d1Activity\u7684\u8fdb\u884c onCreate()\u56de\u8c03\u64cd\u4f5c\uff0c\u800c\u540c\u65f6\u4f1a\u8f6c\u56de\u4e00\u4e2a\u4e0a\u4e0b\u6587\u73af\u5883\u7684Bundle\uff0c\u53ef\u5c06Activity\u6062\u590d\u5230\u7cfb\u7edf\u6307\u5b9a\u7684\u67d0\u79cd\u56fe\u5f62\u754c\u9762\u72b6\u6001\u3002Bundle\u4e5f\u53ef\u80fd \u4e3a\u7a7a\uff0c\u6bd4\u5982Activity\u662f\u7b2c\u4e00\u4e2a\u88ab\u542f\u52a8\u7684\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4e2a\u7a7a\u7684onSavedInstance\u5219\u4f1a\u88ab\u5ffd\u7565\u6389\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u6211\u4eec\u8fdb\u5165\u5230onCreate()\u65b9\u6cd5\u4e4b\u540e\uff0c\u7b2c\u4e00\u884c\u4fbf\u662f<\/p>\n<pre>super.onCreate(savedInstanceState);<\/pre>\n<p>\u4ece \u5b57\u9762\u4e0a\u770b\uff0c\u8fd9\u79cd\u65b9\u5f0f\u76f8\u5f53\u4e8e\u6211\u4eec\u7ee7\u627f\u4e86\u7236\u7c7b\u65b9\u6cd5\uff0c\u7136\u540e\u53c8\u56de\u8c03\u5230\u7236\u7c7b\u7684onCreate()\u6765\u8fdb\u884c\u5904\u7406\u3002\u8fd9\u79cd\u65b9\u5f0f\u8c8c\u4f3c\u5f88\u602a\uff0c\u4f46\u8fd9\u662f\u8bbe\u8ba1\u6a21\u5f0f\uff08Design Pattern\uff09\u91cc\u9f0e\u9f0e\u5927\u540d\u7684\u4e00\u79cd\uff0c\u53ebIoC ( Inversion of Control)\u3002\u901a\u8fc7\u8fd9\u6837\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u540c\u65f6\u63d0\u4f9b\u53ef\u7ef4\u62a4\u6027\u4e0e\u53ef\u8c03\u8bd5\u6027\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u901a\u8fc7\u8986\u76d6\u7684\u65b9\u6cd5\u63d0\u4f9b\u529f\u80fd\u66f4\u4e30\u5bcc\u7684\u5b50\u7c7b\uff0c\u5b9e\u9645\u4e0a\u6bcf\u6b21\u8c03\u7528\u5b50\u7c7b\u7684 onCreate()\u65b9\u6cd5\uff0c\u90fd\u5c06\u8c03\u7528\u5230\u5404\u4e2aActivity\u62d3\u5c55\u7c7b\u7684onCreate()\u65b9\u6cd5\u3002\u800c\u8fd9\u4e2a\u65b9\u6cd5\u4e00\u65e6\u8fdb\u5165\uff0c\u53c8\u4f1a\u56de\u8c03\u5230\u7236\u7c7b\u7684 onCreate()\u65b9\u6cd5\uff0c\u5728\u7236\u7c7b\u7684onCreate()\u65b9\u6cd5\u91cc\uff0c\u6211\u4eec\u53ef\u4ee5\u63d0\u4f9b\u66f4\u591a\u9488\u5bf9\u8bf8\u591a\u5b50\u7c7b\u7684\u901a\u7528\u529f\u80fd\uff08\u6bd4\u5982\u542f\u52a8\u65f6\u663e\u793a\u7684\u4e0a\u4e0b\u6587\u72b6\u6001\u7684\u6062\u590d\uff0c\u5173\u95ed\u65f6\u4e00 \u4e9b\u6e05\u7406\u6027\u5de5\u4f5c\uff09\uff0c\u4ee5\u53ca\u5728\u8fd9\u91cc\u9762\u63d2\u5165\u8c03\u8bd5\u4ee3\u7801\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u52a0\u8f7d\u663e\u793a\u90e8\u5206\u7684\u4ee3\u7801\u7684UI\uff0c<\/p>\n<pre>setContentView(R.layout.main);<\/pre>\n<p>\u8fd9 \u4e00\u884c\uff0c\u5c31\u4f1a\u4f7f\u6211\u4eec\u60f3\u8981\u663e\u793a\u7684\u56fe\u5f62\u754c\u9762\u88ab\u8f93\u51fa\u5230\u5c4f\u5e55\u4e0a\u3002\u6211\u4eec\u53ef\u4ee5\u968f\u610f\u5730\u4fee\u6539\u6211\u4eec\u7684main.xml\u6587\u4ef6\uff0c\u4ece\u800c\u4f7fsetContentView()\u4e4b\u540e\u663e\u793a\u51fa \u6765\u7684\u5185\u5bb9\u968f\u4e4b\u53d1\u751f\u53d8\u5316\u3002\u5f53\u7136\uff0c\u4f5c\u4e3aXML\u7684UI\uff0c\u6700\u7ec8\u662f\u5728\u5185\u5b58\u91cc\u6784\u6210\u7684\u6811\u5f62\u7ed3\u6784\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5728\u8c03\u7528setContentView()\u4e4b\u524d\u901a\u8fc7\u7f16\u7a0b\u6765\u4fee\u6539\u8fd9 \u4e2a\u6811\u5f62\u7ed3\u6784\uff0c\u4e8e\u662f\u4e5f\u53ef\u4ee5\u6539\u53d8\u663e\u793a\u6548\u679c\u3002<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u4eec\u4e5f\u53ea\u662f\u5b9e\u73b0\u4e86\u5c06\u5185\u5bb9\u663e\u793a\u5230\u5c4f\u5e55\u4e0a\uff0c\u800c\u6ca1\u6709\u5b9e\u73b0\u4ea4\u4e92\u7684\u529f\u80fd\u3002\u5982\u679c\u8981\u5b9e\u73b0\u4ea4\u4e92\u7684\u529f\u80fd\uff0c\u6211\u4eec\u4e5f\u53ea\u9700\u8981\u5f88\u7b80\u5355\u7684\u4ee3\u7801\u5c31\u53ef\u4ee5\u505a\u5230\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06 HelloWorld.java\u6539\u6210\u5982\u4e0b\u7684\u5185\u5bb9\uff0c\u4ece\u800c\u4f7f\u7528\u6211\u4eec\u7684\u201dHello world\u201d\u5b57\u7b26\u4e32\u53ef\u4ee5\u54cd\u5e94\u70b9\u51fb\u4e8b\u4ef6\uff1a<\/p>\n<p>&nbsp;<\/p>\n<pre>package org.lianlab.hello;\r\n\r\nimport android.os.Bundle;\r\nimport android.app.Activity;\r\nimport android.view.View;\r\nimport android.view.View.OnClickListener;\r\nimport android.widget.TextView;\r\n\r\npublic class HelloWorld extends Activity {\r\n    @Override\r\n    public void onCreate(Bundle savedInstanceState) {\r\n        super.onCreate(savedInstanceState);\r\n        setContentView(R.layout.main);\r\n      ((TextView)findViewById(R.id.textView1)).setOnClickListener(\r\n                new OnClickListener() {\r\n                   @Override\r\n                   public void onClick(View v) {\r\n                           finish();\r\n                   }\r\n           });\r\n    }\r\n}<\/pre>\n<p>\u6211\u4eec\u4f7f\u7528Activity\u7c7b\u7684findViewById()\u65b9\u6cd5\uff0c\u5219\u53ef\u4ee5\u627e\u5230\u4efb\u4f55\u88abR.java\u6240\u7d22\u5f15\u8d77\u6765\u7684\u8d44\u6e90\u5b9a\u4e49\u3002\u6211\u4eec\u5728\u8fd9\u91cc\u4f7f\u7528\u4e86R.id.textView1\u4f5c\u4e3a\u53c2\u6570\uff0c\u662f\u56e0\u4e3a\u6211\u4eec\u5728main.xml\u5c31\u662f\u8fd9\u4e48\u5b9a\u4e49TextView\u6807\u7b7e\u7684\uff1a<span style=\"color: #7f007f;\">android:id<\/span>=<em><span style=\"color: #2a00ff;\">&#8220;@+id\/textView1&#8221;<\/span><\/em>\u3002<\/p>\n<p>\u800c \u6211\u4eec\u627e\u5230\u5b57\u6bb5\u4e4b\u540e\uff0c\u4f1a\u8c03\u7528TextView\u5bf9\u8c61\u7684setOnClickListener()\u65b9\u6cd5\uff0c\u7ed9TextView\u6ce8\u518c\u4e00\u4e2a onClickListener\u5bf9\u8c61\u3002\u8fd9\u6837\u7684\u5bf9\u8c61\uff0c\u662f\u6211\u4eec\u5728Android\u4e16\u754c\u91cc\u9047\u5230\u7684\u7b2c\u4e8c\u6b21\u8bbe\u8ba1\u6a21\u5f0f\u7684\u4f7f\u7528\uff08\u4e8b\u5b9e\u4e0aAndroid\u7684\u5b9e\u73b0\u51e0\u4e4e\u4f7f\u7528\u5230\u6240\u6709 \u7684Java\u4e16\u754c\u91cc\u7684\u901a\u7528\u8bbe\u8ba1\u6a21\u5f0f\uff09\uff0cListener\u672c\u8eab\u4e5f\u4f1a\u88ab\u4f5c\u4e3aObserver\u8bbe\u8ba1\u6a21\u5f0f\u7684\u4e00\u79cd\u522b\u79f0\uff0c\u4e3b\u8981\u662f\u7528\u4e8e\u5b9e\u73b0\u88ab\u52a8\u8c03\u7528\u903b\u8f91\uff0c\u6bd4\u5982\u4e8b\u4ef6\u56de\u9988\u3002<\/p>\n<p>Observer(Listener) \u8bbe\u8ba1\u6a21\u5f0f\u7684\u601d\u8def\uff0c\u8ddf\u6211\u4eec\u6570\u636e\u5e93\u91cc\u4f7f\u7528\u5230\u7684Trigger\u529f\u80fd\u7c7b\u4f3c\uff0c\u6211\u4eec\u53ef\u5bf9\u9700\u8981\u8ddf\u8e2a\u7684\u6570\u636e\u64cd\u4f5c\u8bbe\u7f6e\u4e00\u4e2aTrigger\uff0c\u5f53\u8fd9\u7c7b\u6570\u636e\u64cd\u4f5c\u8fdb\u884c\u65f6\uff0c\u5c31\u4f1a\u89e6\u53d1\u6570 \u636e\u5e93\u81ea\u52a8\u5730\u6267\u884c\u67d0\u4e9b\u64cd\u4f5c\u4ee3\u7801\u3002\u800cObserver(Listener)\u6a21\u5f0f\u4e5f\u662f\u7c7b\u4f3c\u7684\uff0c\u76d1\u542c\u7aef\u901a\u8fc7\u6ce8\u518cObserver\u6765\u5904\u7406\u4e8b\u4ef6\u7684\u56de\u8c03\uff0c\u800c\u771f\u6b63\u7684\u4e8b\u4ef6\u89e6 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\u5bf9\u4e8e\u6211\u4eec\u7684Android\u91cc\u7684OnClickListener\u5bf9\u8c61\uff0c\u5219\u662f\u4ec0\u4e48\u60c5\u51b5\u5462\uff1f\u5176\u5b9e\u4e0d\u5149\u662fOnClickListener\uff0c\u5728Android\u91cc\u6240\u6709 \u7684\u4e8b\u4ef6\u56de\u8c03\uff0c\u90fd\u6709\u7c7b\u4f3c\u4e8eObserver\u7684\u8bbe\u8ba1\u6280\u5de7\uff0c\u8fd9\u6837\u7684\u56de\u8c03\u6709 OnLongClickListener\uff0cOnTouchListener\uff0cOnKeyListener\uff0cOnContextMenuListener\uff0c \u4ee5\u53caOnSetOnFocusChangeListener\u7b49\u3002\u4f46Android\u5728\u4f7f\u7528\u8bbe\u8ba1\u6a21\u5f0f\u65f6\u5f88\u7b80\u6d01\uff0c\u5e76\u4e0d\u8fc7\u5927\u5730\u63d0\u4f9b\u7075\u6d3b\u6027\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u6027\u80fd\uff0c\u4e5f\u53ef \u4ee5\u51cf\u5c0f\u51fa\u9519\u7684\u6982\u7387\uff08\u57fa\u672c\u4e0a\u6240\u6709\u7684\u8bbe\u8ba1\u590d\u6742\u5230\u96be\u4ee5\u7406\u89e3\u7684\u7cfb\u7edf\uff0c\u53ef\u7ef4\u62a4\u6027\u8fdc\u6bd4\u7b80\u5355\u6613\u61c2\u4f46\u8bbe\u8ba1\u7c97\u7cd9\u7684\u7cfb\u7edf\u66f4\u5dee\uff0c\u56e0\u4e3a\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\u4eba\u7684\u667a\u5546\u4e5f\u662f\u6709\u9650\u7684\u8d44\u6e90\uff09\u3002\u4e8e \u662f\uff0c\u4eceOnClickLister\u7684\u89d2\u5ea6\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u5230\u4e0b\u56fe\u6240\u793a\u7684\u5bf9\u8c61\u7ed3\u6784\u3002<\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"http:\/\/my.csdn.net\/uploads\/201208\/06\/1344236875_7784.png\" alt=\"\" align=\"middle\" \/><\/p>\n<p>Click \u4e8b\u4ef6\u7684\u89e6\u53d1\u6e90\u662fTouch\u4e8b\u4ef6\uff0c\u800c\u5f53\u524dView\u7684Touch\u4e8b\u4ef6\u5728\u5c5e\u4e8e\u70b9\u51fb\u4e8b\u4ef6\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u751f\u6210\u4e00\u4e2aperformClick\u7684Runnable\u5bf9\u8c61\uff08\u53ef \u4ea4\u7531Thread\u5bf9\u8c61\u6765\u8fd0\u884c\u5176run()\u56de\u8c03\u65b9\u6cd5\uff09\u3002\u5728\u8fd9\u4e2aRunnable\u5bf9\u8c61\u7684run()\u65b9\u6cd5\u91cc\u4f1a\u8c03\u7528\u6ce8\u518c\u8fc7\u7684OnClickListener\u5bf9\u8c61\u7684 OnClick()\u65b9\u6cd5\uff0c\u4e5f\u5c31\u662f\u56fe\u793a\u4e2d\u7684mOnClickListener::onClick()\u3002\u5f53\u8fd9\u4e2a\u5bf9\u8c61\u88abpost()\u64cd\u4f5c\u53d1\u9001\u5230\u4e3b\u7ebf\u7a0b\u65f6\uff08\u4f5c\u4e3a Message\u53d1\u9001\u7ed9UI\u7ebf\u7a0b\u7684Hander\u8fdb\u884c\u5904\u7406\uff09\uff0c\u6211\u4eec\u8986\u76d6\u8fc7\u7684OnClick()\u56de\u8c03\u65b9\u6cd5\u5c31\u7531\u4e3b\u7ebf\u7a0b\u6267\u884c\u5230\u4e86\u3002<\/p>\n<p>\u6211\u4eec\u6ce8\u518c\u7684 Click\u5904\u7406\uff0c\u53ea\u6709\u7b80\u5355\u7684\u4e00\u884c\uff0cfinish()\uff0c\u4e5f\u5c31\u662f\u901a\u8fc7\u70b9\u51fb\u4e8b\u4ef6\uff0c\u6211\u4eec\u4f1a\u5c06\u5f53\u524d\u7684Activity\u5173\u95ed\u6389\u3002\u5982\u679c\u6211\u4eec\u89c9\u5f97\u8fd9\u6837\u4e0d\u8fc7\u763e\uff0c\u6211\u4eec\u4e5f\u53ef\u901a\u8fc7 \u8fd9\u6b21\u70b9\u51fb\u89e6\u53d1\u53e6\u4e00\u4e2a\u754c\u9762\u7684\u6267\u884c\uff0c\u6bd4\u5982\u76f4\u63a5\u641c\u7d22\u8fd9\u4e2a\u5b57\u7b26\u4e32\u3002\u8fd9\u6837\u7684\u6539\u52a8\u4ee3\u7801\u91cf\u5f88\u5c0f\uff0c\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728HelloWorld.java\u7684\u5934\u90e8\u5f15\u5165\u6240\u9700\u8981\u7684 Java\u5305\uff0c<\/p>\n<pre>import android.app.SearchManager;\r\nimport android.content.Intent;<\/pre>\n<p>\u7136\u540e\u53ef\u4ee5\u5c06\u6211\u4eec\u7684OnClick()\u65b9\u6cd5\u6539\u5199\u6210\u542f\u52a8\u4e00\u4e2a\u641c\u7d22\u7684\u7f51\u9875\u754c\u9762\uff0c\u67e5\u627e\u8fd9\u4e2a\u5b57\u7b26\u4e32\uff0c\u800c\u5f53\u524d\u754c\u9762\u7684Activity\u5219\u9000\u51fa\u3002\u8fd9\u65f6\uff0c\u6211\u4eec\u65b0\u7684OnClick()\u65b9\u6cd5\u5219\u4f1a\u53d8\u6210\u8fd9\u4e2a\u6837\u5b50\uff1a<\/p>\n<pre> public void onClick(View v) {\r\n        Intent query = new Intent(Intent.ACTION_WEB_SEARCH);\r\n        query.putExtra(SearchManager.QUERY,\r\n ((TextView)v).getText());\r\n        startActivity(query);\r\n        finish();\r\n   }<\/pre>\n<p>\u4f46\u662f\u53ef\u80fd\u8fd8\u662f\u65e0\u6cd5\u89e3\u51b3\u6211\u4eec\u5bf9\u4e8eAndroid\u5e94\u7528\u7a0b\u5e8f\u4e0eJava\u73af\u5883\u7684\u533a\u522b\u7684\u7591\u95ee\uff1a<\/p>\n<p>\u00de\u00a0\u00a0\u00a0\u00a0\u00a0Android\u6709\u6240\u8c13\u7684MVC\uff0c\u5c06\u4ee3\u7801\u4e0e\u663e\u793a\u5904\u7406\u5206\u4eab\uff0c\u4f46\u8fd9\u5e76\u975e\u662f\u6807\u51c6Java\u865a\u62df\u673a\u73af\u5883\u505a\u4e0d\u5230\u3002\u4e00\u4e9bJ2EE\u7684\u8f6f\u4ef6\u6846\u67b6\u4e5f\u6709\u7c7b\u4f3c\u7684\u7279\u5f81\u3002<\/p>\n<p>\u00de\u00a0\u00a0\u00a0\u00a0\u00a0AndroidManifest.xml\u4e0eOn*\u7cfb\u5217\u56de\u8c03\uff0c\u8fd9\u6837\u7684\u673a\u5236\u5728JAVA ME\u4e5f\u6709\uff0cJAVA ME\u4e5f\u662f\u4f7f\u7528\u7c7b\u4f3c\u7684\u673a\u5236\u6765\u8fd0\u884c\u7684\uff0c\u96be\u9053Android\u662fJAVA ME\u7684\u52a0\u5f3a\u7248\uff1f<\/p>\n<p>\u00de\u00a0\u00a0\u00a0\u00a0\u00a0\u81f3 \u4e8eListener\u6a21\u5f0f\u7684\u4f7f\u7528\uff0c\u4f17\u6240\u5468\u77e5\uff0cJava\u662f\u51e0\u4e4e\u6240\u6709\u9ad8\u7ea7\u8bbe\u8ba1\u6a21\u5f0f\u7684\u5b9e\u9a8c\u7530\uff0c\u65e9\u5c31\u5728\u4f7f\u7528Listener\u8fd9\u6837\u6a21\u5f0f\u5728\u5904\u7406\u8f93\u5165\u5904\u7406\u3002\u552f\u4e00\u4e0d\u540c\u7684\u662f ClickListener\uff0c\u96be\u9053Android\u4e5f\u50cf\u662f\u53ef\u7231\u7684\u89e6\u6478\u7248Ubuntu\u624b\u673a\u4e00\u6837\uff0c\u53ea\u5728\u662f\u684c\u9762Java\u754c\u9762\u7684\u57fa\u7840\u52a0\u5165\u4e86\u89e6\u6478\u652f\u6301\uff1f<\/p>\n<p>\u00de\u00a0\u00a0\u00a0\u00a0\u00a0Activity\u4ece\u76ee\u524d\u7684\u4f7f\u7528\u4e0a\u770b\uff0c\u4e0d\u5c31\u662f\u7a97\u53e3\uff08Window\uff09\u5417\uff1fAndroid\u5f00\u53d1\u8005\u672c\u5c31\u6709\u559c\u6b22\u53d6\u4e9b\u53e4\u602a\u540d\u5b57\u7684\u55dc\u597d\uff0c\u662f\u4e0d\u662f\u4ed6\u4eec\u53ea\u662f\u6807\u65b0\u7acb\u5f02\u5730\u53d6\u4e86\u4e2aActivity\u7684\u540d\u5b57\uff1f<\/p>\n<p>\u5bf9\u4e8e\u7c7b\u4f3c\u8fd9\u6837\u7684\u7591\u95ee\uff0c\u5219\u662f\u4ece\u4ee3\u7801\u5c42\u9762\u770b\u4e0d\u6e05\u695a\u4e86\uff0c\u6211\u4eec\u5f97\u56de\u5f52\u5230Android\u7684\u8bbe\u8ba1\u601d\u60f3\u8fd9\u4e00\u5c42\u9762\u6765\u5206\u6790\uff0cAndroid\u5e94\u7528\u7a0b\u5e8f\u7684\u6267\u884c\u73af\u5883\u662f\u5982\u4f55\u4e0e\u4f17\u4e0d\u540c\u7684\u3002<\/p>\n<p>\u4e0d \u8fc7\uff0c\u6211\u4eec\u53ef\u4ee5\u4ece\u6700\u540e\u7684\u90a3\u884cActivity\u8c03\u7528\u53e6\u4e00\u4e2aActivity\u7684\u4f8b\u5b50\u91cc\u770b\u51fa\u4e00\u4e9b\u7aef\u502a\uff0c\u5728\u8fd9\u6b21\u8c03\u7528\u91cc\uff0c\u6211\u4eec\u5e76\u6ca1\u6709\u663e\u5f0f\u5730\u521b\u5efa\u65b0\u7684Activity\uff0c \u5982\u679c\u4ece\u4ee3\u7801\u76f4\u63a5\u53bb\u731c\u542b\u4e49\u7684\u8bdd\uff0c\u6211\u4eec\u53ea\u662f\u53d1\u51fa\u4e86\u4e2a\u6267\u884c\u67d0\u79cd\u64cd\u4f5c\u7684\u8bf7\u6c42\uff0c\u800c\u8fd9\u4e2a\u8bf7\u6c42\u5e76\u6ca1\u6709\u6307\u5b9a\u6709\u8c01\u6765\u5b8c\u6210\u3002\u8fd9\u5c31\u662fAndroid\u7f16\u7a0b\u601d\u60f3\u7684\u57fa\u7840\uff0c\u4e00\u79cd\u5168\u5f00\u653e\u7684 \u201c\u65e0\u754c\u5316\u201d\u7f16\u7a0b\u6a21\u578b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6765\u6e90\uff1ahttp:\/\/21cnbao.blog.51cto.com\/109393\/ &hellip;<\/p>\n<p class=\"read-more\"><a href=\"http:\/\/zerobox.org\/notes\/837.html\">\u7ee7\u7eed\u9605\u8bfb &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[204],"class_list":["post-837","post","type-post","status-publish","format-standard","hentry","tag-android"],"views":851,"_links":{"self":[{"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/posts\/837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/comments?post=837"}],"version-history":[{"count":0,"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/posts\/837\/revisions"}],"wp:attachment":[{"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/media?parent=837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/categories?post=837"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/zerobox.org\/notes\/wp-json\/wp\/v2\/tags?post=837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}