{"id":18035,"date":"2024-03-06T09:58:50","date_gmt":"2024-03-06T01:58:50","guid":{"rendered":"https:\/\/www.zhidianwl.net\/zhidianwl\/?p=18035"},"modified":"2024-03-06T09:58:50","modified_gmt":"2024-03-06T01:58:50","slug":"%e5%ae%89%e5%8d%93app%e5%bc%80%e5%8f%91%e6%a1%86%e6%9e%b6%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.net\/zhidianwl\/2024\/03\/06\/%e5%ae%89%e5%8d%93app%e5%bc%80%e5%8f%91%e6%a1%86%e6%9e%b6%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f\/","title":{"rendered":"\u5b89\u5353app\u5f00\u53d1\u6846\u67b6\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p>\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\uff08Android Application Framework\uff09\u662f\u4e00\u5957\u57fa\u4e8eJava\u7f16\u5199\u7684\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684API\u548c\u5de5\u5177\uff0c\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u9ad8\u8d28\u91cf\u3001\u9ad8\u6548\u7684\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u7684\u539f\u7406\u548c\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/p>\n<p>\u4e00\u3001\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u7684\u539f\u7406<\/p>\n<p>\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u7684\u6838\u5fc3\u662f\u7531Java\u7f16\u5199\u7684\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u7cfb\u5217\u7684API\u548c\u5de5\u5177\uff0c\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u9ad8\u8d28\u91cf\u3001\u9ad8\u6548\u7684\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u3002\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662f\u5b89\u5353\u7cfb\u7edf\u7684\u56db\u5927\u7ec4\u4ef6\uff1a<\/p>\n<p>1. Activity\uff1aActivity\u662f\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u672c\u7ec4\u4ef6\u4e4b\u4e00\uff0c\u5b83\u4ee3\u8868\u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e2a\u7a97\u53e3\u6216\u8005\u4e00\u4e2a\u5c4f\u5e55\uff0c\u53ef\u4ee5\u5728\u5176\u4e2d\u6dfb\u52a0\u548c\u7ba1\u7406UI\u5143\u7d20\u3002Activity\u901a\u5e38\u662f\u7528\u6237\u4e0e\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u4ea4\u4e92\u7684\u4e3b\u8981\u9014\u5f84\u3002<\/p>\n<p>2. Service\uff1aService\u662f\u4e00\u4e2a\u5728\u540e\u53f0\u8fd0\u884c\u7684\u7ec4\u4ef6\uff0c\u5b83\u6ca1\u6709UI\u754c\u9762\uff0c\u4e3b\u8981\u7528\u4e8e\u6267\u884c\u4e00\u4e9b\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1\uff0c\u4f8b\u5982\u4e0b\u8f7d\u6587\u4ef6\u3001\u64ad\u653e\u97f3\u4e50\u7b49\u3002<\/p>\n<p>3. BroadcastReceiver\uff1aBroadcastReceiver\u662f\u4e00\u79cd\u7528\u4e8e\u63a5\u6536\u7cfb\u7edf\u53d1\u51fa\u7684\u5e7f\u64ad\u6d88\u606f\u7684\u7ec4\u4ef6\uff0c\u8fd9\u4e9b\u6d88\u606f\u53ef\u4ee5\u6765\u81ea\u7cfb\u7edf\u6216\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982\u7535\u91cf\u4f4e\u3001\u7f51\u7edc\u72b6\u6001\u53d8\u5316\u7b49\u3002<\/p>\n<p>4. ContentProvider\uff1aContentProvider\u662f\u4e00\u79cd\u7528\u4e8e\u7ba1\u7406\u6570\u636e\u7684\u7ec4\u4ef6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u63a5\u53e3\uff0c\u4ee5\u5141\u8bb8\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u3002<\/p>\n<p>\u9664\u4e86\u56db\u5927\u7ec4\u4ef6\u4e4b\u5916\uff0c\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u8fd8\u5305\u62ec\u4e86\u4ee5\u4e0b\u51e0\u4e2a\u91cd\u8981\u7684\u90e8\u5206\uff1a<\/p>\n<p>1. Android Runtime\uff1aAndroid Runtime\uff08ART\uff09\u662f\u4e00\u79cd\u57fa\u4e8eAOT\u7f16\u8bd1\u7684\u865a\u62df\u673a\uff0c\u5b83\u7528\u4e8e\u6267\u884cJava\u4ee3\u7801\u3002ART\u53ef\u4ee5\u5c06Java\u4ee3\u7801\u7f16\u8bd1\u6210\u672c\u5730\u673a\u5668\u4ee3\u7801\uff0c\u4ee5\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n<p>2. Libraries\uff1a\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u4e2d\u5305\u542b\u4e86\u5927\u91cf\u7684\u5e93\u6587\u4ef6\uff0c\u8fd9\u4e9b\u5e93\u6587\u4ef6\u63d0\u4f9b\u4e86\u5404\u79cd\u529f\u80fd\u548c\u5de5\u5177\uff0c\u4f8b\u5982\u7f51\u7edc\u8fde\u63a5\u3001\u56fe\u50cf\u5904\u7406\u3001\u6570\u636e\u5e93\u8bbf\u95ee\u7b49\u3002<\/p>\n<p>3. Android System\uff1aAndroid System\u662f\u5b89\u5353\u64cd\u4f5c\u7cfb\u7edf\u7684\u6838\u5fc3\u90e8\u5206\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e9b\u57fa\u672c\u7684\u670d\u52a1\u548c\u529f\u80fd\uff0c\u4f8b\u5982\u8fdb\u7a0b\u7ba1\u7406\u3001\u5185\u5b58\u7ba1\u7406\u3001\u5b89\u5168\u7ba1\u7406\u7b49\u3002<\/p>\n<p>\u4e8c\u3001\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u7684\u8be6\u7ec6\u4ecb\u7ecd<\/p>\n<p>1. Activity<\/p>\n<p>Activity\u662f\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u672c\u7ec4\u4ef6\u4e4b\u4e00\uff0c\u5b83\u4ee3\u8868\u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e2a\u7a97\u53e3\u6216\u8005\u4e00\u4e2a\u5c4f\u5e55\uff0c\u53ef\u4ee5\u5728\u5176\u4e2d\u6dfb\u52a0\u548c\u7ba1\u7406UI\u5143\u7d20\u3002Activity\u901a\u5e38\u662f\u7528\u6237\u4e0e\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u4ea4\u4e92\u7684\u4e3b\u8981\u9014\u5f84\u3002<\/p>\n<p>\u5728Activity\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528setContentView()\u65b9\u6cd5\u6765\u8bbe\u7f6eUI\u5e03\u5c40\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>public class MainActivity extends Activity {<\/p>\n<p>    @Override<\/p>\n<p>    protected void onCreate(Bundle savedInstanceState) {<\/p>\n<p>        super.onCreate(savedInstanceState);<\/p>\n<p>        setContentView(R.layout.activity_main);<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0cR.layout.activity_main\u8868\u793aUI\u5e03\u5c40\u6587\u4ef6\u7684\u8d44\u6e90ID\uff0c\u53ef\u4ee5\u5728res\/layout\u76ee\u5f55\u4e0b\u627e\u5230\u3002<\/p>\n<p>2. Service<\/p>\n<p>Service\u662f\u4e00\u4e2a\u5728\u540e\u53f0\u8fd0\u884c\u7684\u7ec4\u4ef6\uff0c\u5b83\u6ca1\u6709UI\u754c\u9762\uff0c\u4e3b\u8981\u7528\u4e8e\u6267\u884c\u4e00\u4e9b\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1\uff0c\u4f8b\u5982\u4e0b\u8f7d\u6587\u4ef6\u3001\u64ad\u653e\u97f3\u4e50\u7b49\u3002<\/p>\n<p>\u5728Service\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u91cd\u5199onStartCommand()\u65b9\u6cd5\u6765\u6267\u884c\u4efb\u52a1\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>public class DownloadService extends Service {<\/p>\n<p>    @Override<\/p>\n<p>    public int onStartCommand(Intent intent, int flags, int startId) {<\/p>\n<p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.cdn.yimenapp.com\/2023-03\/31\/15\/14050311244.jpg\" \/><\/figure>\n<\/p>\n<p>  String url = intent.getStringExtra(&#8220;url&#8221;);<\/p>\n<p>        \/\/ \u6267\u884c\u4e0b\u8f7d\u4efb\u52a1<\/p>\n<p>        return START_NOT_STICKY;<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0c\u901a\u8fc7Intent\u4f20\u9012\u4e86\u9700\u8981\u4e0b\u8f7d\u7684\u6587\u4ef6\u7684URL\u5730\u5740\u3002<\/p>\n<p>3. BroadcastReceiver<\/p>\n<p>BroadcastReceiver\u662f\u4e00\u79cd\u7528\u4e8e\u63a5\u6536\u7cfb\u7edf\u53d1\u51fa\u7684\u5e7f\u64ad\u6d88\u606f\u7684\u7ec4\u4ef6\uff0c\u8fd9\u4e9b\u6d88\u606f\u53ef\u4ee5\u6765\u81ea\u7cfb\u7edf\u6216\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982\u7535\u91cf\u4f4e\u3001\u7f51\u7edc\u72b6\u6001\u53d8\u5316\u7b49\u3002<\/p>\n<p>\u5728BroadcastReceiver\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u91cd\u5199onReceive()\u65b9\u6cd5\u6765\u5904\u7406\u63a5\u6536\u5230\u7684\u6d88\u606f\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>public class BatteryReceiver extends BroadcastReceiver {<\/p>\n<p>    @Override<\/p>\n<p>    public void onReceive(Context context, Intent intent) {<\/p>\n<p>        int level = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);<\/p>\n<p>        \/\/ \u5904\u7406\u7535\u91cf\u4f4e\u7684\u60c5\u51b5<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0c\u901a\u8fc7BatteryManager.EXTRA_LEVEL\u83b7\u53d6\u7535\u91cf\u503c\u3002<\/p>\n<p>4. ContentProvider<\/p>\n<p>ContentProvider\u662f\u4e00\u79cd\u7528\u4e8e\u7ba1\u7406\u6570\u636e\u7684\u7ec4\u4ef6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u63a5\u53e3\uff0c\u4ee5\u5141\u8bb8\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u3002<\/p>\n<p>\u5728ContentProvider\u4e2d\uff0c\u9700\u8981\u5b9e\u73b0\u4e00\u4e9b\u6807\u51c6\u7684\u65b9\u6cd5\uff0c\u4f8b\u5982query()\u3001in<a href=\"https:\/\/www.yimenapp.net\/dabao-3543.html\">ipa\u6587\u4ef6\u53d1\u5e03<\/a>sert()\u3001update()\u3001delete()\u7b49\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>public class MyContentProvider extends ContentProvider {<\/p>\n<p>    @Override<\/p>\n<p>    public <a href=\"https:\/\/www.yimenapp.net\/dabao-2099.html\">vue \u6253\u5305ipa<\/a>Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {<\/p>\n<p>        \/\/ \u67e5\u8be2\u6570\u636e<\/p>\n<p>        return cursor;<\/p>\n<p>    }<\/p>\n<p>    @Override<\/p>\n<p>    public Uri insert(Uri uri, ContentValues values) {<\/p>\n<p>        \/\/ \u63d2\u5165\u6570\u636e<\/p>\n<p>        return uri;<\/p>\n<p>    }<\/p>\n<p>    @Override<\/p>\n<p>    public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {<\/p>\n<p>        \/\/ \u66f4\u65b0\u6570\u636e<\/p>\n<p>        return count;<\/p>\n<p>    }<\/p>\n<p>    @Override<\/p>\n<p>    public int delete(Uri uri, String selection, String[] selectionArgs) {<\/p>\n<p>        \/\/ \u5220\u9664\u6570\u636e<\/p>\n<p>        return count;<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0cUri\u8868\u793a\u6570\u636e\u7684URI\u5730\u5740\uff0cContentValues\u8868\u793a\u6570\u636e\u7684\u952e\u503c\u5bf9\u3002<\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684API\u548c\u5de5\u5177\uff0c\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u9ad8\u8d28\u91cf\u3001\u9ad8\u6548\u7684\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u5229\u7528\u5176\u4e2d\u7684\u56db\u5927\u7ec4\u4ef6\u3001Java Runtime\u3001\u5e93\u6587\u4ef6\u3001Android System\u7b49\uff0c\u6765\u6784\u5efa\u5404\u79cd\u7c7b\u578b\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982\u6e38\u620f\u3001\u793e\u4ea4\u3001\u5de5\u5177\u7b49\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6846\u67b6\uff08Android Application Framework\uff09\u662f\u4e00\u5957\u57fa\u4e8eJava\u7f16\u5199\u7684\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684API\u548c\u5de5\u5177\uff0c\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u9ad8\u8d28\u91cf\u3001\u9ad8\u6548\u7684\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"author":22,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[20684,20683,116,268,594],"topic":[],"class_list":["post-18035","post","type-post","status-publish","format-standard","hentry","category-kaifaapp","tag-android-http","tag-android-release","tag-116","tag-268","tag-594"],"_links":{"self":[{"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/posts\/18035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/comments?post=18035"}],"version-history":[{"count":1,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/posts\/18035\/revisions"}],"predecessor-version":[{"id":18229,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/posts\/18035\/revisions\/18229"}],"wp:attachment":[{"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/media?parent=18035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/categories?post=18035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/tags?post=18035"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.zhidianwl.net\/zhidianwl\/wp-json\/wp\/v2\/topic?post=18035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}