{"id":1670,"date":"2025-05-02T18:00:07","date_gmt":"2025-05-02T10:00:07","guid":{"rendered":"https:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/"},"modified":"2025-05-02T18:00:07","modified_gmt":"2025-05-02T10:00:07","slug":"android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper","status":"publish","type":"post","link":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/","title":{"rendered":"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper"},"content":{"rendered":"<div class=\"article_content clearfix\" id=\"article_content\">\n <link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/editerView\/kdoc_html_views-1a98987dfd.css\" rel=\"stylesheet\"\/>\n <link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/editerView\/ck_htmledit_views-704d5b9767.css\" rel=\"stylesheet\"\/>\n<div class=\"markdown_views prism-atom-one-light\" id=\"content_views\">\n  <svg style=\"display: none;\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n   <path d=\"M5,0 0,2.5 5,5z\" id=\"raphael-marker-block\" stroke-linecap=\"round\" style=\"-webkit-tap-highlight-color: rgba(0, 0, 0, 0);\">\n   <\/path>\n  <\/svg><\/p>\n<h4>\n   <a id=\"_0\"><br \/>\n   <\/a><br \/>\n   \u524d\u8a00<br \/>\n  <\/h4>\n<p>\n   \u5728 Android \u4e2d\uff0c\u58c1\u7eb8\u5206\u4e3a\u52a8\u6001\u4e0e\u9759\u6001\u4e24\u79cd\uff0c\u4f46\u5176\u5b9e\u4e24\u8005\u5f97\u672c\u8d28\u90fd\u662f\u4e00\u6837\u3002\u90fd\u4ee5\u4e00\u4e2a Service \u5f97\u5f62\u5f0f\u5728\u540e\u53f0\u8fd0\u884c\uff0c\u5728\u4e00\u4e2a\u7c7b\u578b\u4e3a TYPE_WALLPAPER \u7684\u7a97\u53e3\u4e0a\u7ed8\u5236\u5185\u5bb9\u3002\u4e5f\u53ef\u4ee5\u8fd9\u4e48\u53bb\u7406\u89e3\uff1a\u9759\u6001\u58c1\u7eb8\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u52a8\u6001\u58c1\u7eb8\uff0c\u5b83\u4ec5\u5728\u7a97\u53e3\u4e0a\u6e32\u67d3\u4e86\u4e00\u5f20\u56fe\u7247\uff0c\u800c\u4e0d\u4f1a\u5bf9\u7528\u6237\u7684\u64cd\u4f5c\u505a\u51fa\u53cd\u5e94\u3002\u52a8\u6001\u58c1\u7eb8\u4e0d\u80fd\u53ea\u5e94\u7528\u4e8e\u9501\u5c4f\u3002\n  <\/p>\n<h5>\n   <a id=\"_4\"><br \/>\n   <\/a><br \/>\n   \u58c1\u7eb8\u5b9e\u73b0\u65f6\u6d89\u53ca\u7684\u51e0\u4e2a\u4e3b\u8981\u7684\u7c7b\uff1a<br \/>\n  <\/h5>\n<ul>\n<li>\n    <strong><br \/>\n     WallpaperService \u53ca\u5176\u5185\u90e8\u7c7b Engine\uff1a<br \/>\n    <\/strong><br \/>\n    \u58c1\u7eb8\u5728 WallpaperService \u8fd9\u4e2a\u670d\u52a1\u4e2d\u8fd0\u2f8f\uff0c\u5f53\u9700\u8981\u5b9e\u73b0\u2f83\u2f30\u7684\u58c1\u7eb8\u65f6\uff0c\u7ee7\u627f\u548c\u5b9e\u73b0\u8fd9\u4e2a\u7c7b\uff0c\u662f\u2fb8\u5148\u9700\u8981\u505a\u7684\u3002Engine\u662fWallpaperService\u4e2d\u7684\u2f00\u4e2a\u5185\u90e8\u7c7b\uff0c\u5b9e\u73b0\u4e86\u58c1\u7eb8\u670d\u52a1\u7a97\u2f1d\u7684\u521b\u5efa\u4ee5\u53ca Surface \u7684\u7ef4\u62a4\uff0c\u540c\u65f6 Engine \u5185\u90e8\u7c7b\u8fd8\u63d0\u4f9b\u4e86 onVisibilityChanged()\uff0conCommand() \u7b49\u56de\u8c03\u2f45\u6cd5\uff0c\u2f64\u4e8e\u53ef\u89c1\u72b6\u6001\u53d8\u5316\u548c\u2f64\u6237\u89e6\u6478\u4e8b\u4ef6\u7b49\u3002Engine \u7c7b\u56e0\u6b64\u4e5f\u662f\u58c1\u7eb8\u5b9e\u73b0\u7684\u6838\u2f3c\u7c7b\uff0c\u5b9e\u73b0\u548c\u91cd\u5199\u5176\u63a5\u2f1d\u5728\u5f00\u53d1\u4e2d\u4e5f\u76f8\u5f53\u91cd\u8981\u3002\n   <\/li>\n<li>\n    <strong><br \/>\n     WallpaperManagerService \u548c WallpaperManager\uff1a<br \/>\n    <\/strong><br \/>\n    WallpaperManagerService \u2f64\u4e8e\u7ba1\u7406\u58c1\u7eb8\u7684\u8fd0\u2f8f\u4e0e\u5207\u6362\uff0c\u5e76\u901a\u8fc7 WallpaperManager \u5bf9\u5916\u754c\u63d0\u4f9b\u64cd\u4f5c\u58c1\u7eb8\u7684\u63a5\u2f1d\u3002\n   <\/li>\n<li>\n    <strong><br \/>\n     WindowMangerService\uff1a<br \/>\n    <\/strong><br \/>\n    \u8be5\u7c7b\u2f64\u4e8e\u8ba1\u7b97\u58c1\u7eb8\u7a97\u2f1d\u7684 Z \u5e8f\uff0c\u53ef\u89c1\u6027\u4ee5\u53ca\u4e3a\u58c1\u7eb8\u7a97\u2f1d\u5e94\u2f64\u52a8\u753b\u3002\n   <\/li>\n<\/ul>\n<h5>\n   <a id=\"_9\"><br \/>\n   <\/a><br \/>\n   \u58c1\u7eb8\u670d\u52a1\u7684\u4e24\u79cd\u542f\u52a8\u573a\u666f\uff1a<br \/>\n  <\/h5>\n<h5>\n   <a id=\"1_10\"><br \/>\n   <\/a><br \/>\n   1\u3001\u91cd\u542f\u58c1\u7eb8\u670d\u52a1\u542f\u52a8\u6d41\u7a0b\uff1a<br \/>\n  <\/h5>\n<p>\n   SystemService \u8fdb\u7a0b\u542f\u52a8\u65f6\uff0c\u4f1a\u542f\u52a8\u5404\u79cd\u7cfb\u7edf\u670d\u52a1\u3002\u5728\u8be5\u7c7b\u7684 startOtherServices() \u2f45\u6cd5\u4e2d\u4f1a\u2fb8\u5148\u62c9\u8d77 WallpaperManagerService\uff0c\u901a\u8fc7\u8be5\u7c7b\uff0cWallpaperService \u540e\u2faf\u624d\u5f97\u4ee5\u542f\u52a8\u3002\n  <\/p>\n<p>\n   <strong><br \/>\n    frameworks\/base\/services\/core\/java\/com\/android\/server\/SystemService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>context<span class=\"token punctuation\">.<\/span><span class=\"token function\">getResources<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getBoolean<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">R<\/span><span class=\"token punctuation\">.<\/span>bool<span class=\"token punctuation\">.<\/span>config_enableWallpaperService<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        t<span class=\"token punctuation\">.<\/span><span class=\"token function\">traceBegin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"StartWallpaperManagerService\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        mSystemServiceManager<span class=\"token punctuation\">.<\/span><span class=\"token function\">startService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">WALLPAPER_SERVICE_CLASS<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        t<span class=\"token punctuation\">.<\/span><span class=\"token function\">traceEnd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">i<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"Wallpaper service disabled by config\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   WallpaperManagerService \u542f\u52a8\u4e4b\u540e\u56de\u8c03\u7528\u5230 systemReady() \u2f45\u6cd5\u3002\n  <\/p>\n<p>\n   <strong><br \/>\n    frameworks\/base\/services\/core\/java\/com\/android\/server\/wallpaper\/WallpaperManagerService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Lifecycle<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">SystemService<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">IWallpaperManagerService<\/span> mService<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Lifecycle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Context<\/span> context<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token keyword\">super<\/span><span class=\"token punctuation\">(<\/span>context<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onStart<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                   <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onBootPhase<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> phase<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mService <span class=\"token operator\">!=<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                mService<span class=\"token punctuation\">.<\/span><span class=\"token function\">onBootPhase<\/span><span class=\"token punctuation\">(<\/span>phase<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onUnlockUser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> userHandle<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n          <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n    <span class=\"token annotation punctuation\">@Override<\/span>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onBootPhase<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> phase<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>phase <span class=\"token operator\">==<\/span> <span class=\"token class-name\">SystemService<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PHASE_ACTIVITY_MANAGER_READY<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token function\">systemReady<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>phase <span class=\"token operator\">==<\/span> <span class=\"token class-name\">SystemService<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PHASE_THIRD_PARTY_APPS_CAN_START<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token function\">switchUser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">UserHandle<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">USER_SYSTEM<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">systemReady<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">DEBUG<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">v<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"systemReady\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token function\">initialize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n         <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token class-name\">ActivityManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">registerUserSwitchObserver<\/span><span class=\"token punctuation\">(<\/span>\n                    <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">UserSwitchObserver<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        <span class=\"token annotation punctuation\">@Override<\/span>\n                        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onUserSwitching<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> newUserId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">IRemoteCallback<\/span> reply<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                            <span class=\"token function\">switchUser<\/span><span class=\"token punctuation\">(<\/span>newUserId<span class=\"token punctuation\">,<\/span> reply<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                        <span class=\"token punctuation\">}<\/span>\n                    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">RemoteException<\/span> e<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            e<span class=\"token punctuation\">.<\/span><span class=\"token function\">rethrowAsRuntimeException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   \u4f1a\u901a\u8fc7 initialize() \u65b9\u6cd5\u8c03\u7528 loadSettingsLocked() \u2f45\u6cd5\u52a0\u8f7d\u2f64\u6237\u8bbe\u7f6e\u8fc7\u7684\u58c1\u7eb8\u4fe1\u606f\uff0c\u7136\u540e\u76d1\u542c\u2f64\u6237\u662f\u5426\u5207\u6362\u2f64\u6237 switchUser()\uff0c\u5f53\u5207\u6362\u2f64\u6237\u65f6\uff0cswitchWallpaper() \u4f1a\u8c03\u2f64 bindWallpaperComponentLocked() \u2f45\u6cd5\u62c9\u8d77\u5bf9\u5e94\u7684\u58c1\u7eb8\u670d\u52a1\u3002\n  <\/p>\n<h5>\n   <a id=\"2_74\"><br \/>\n   <\/a><br \/>\n   2\u3001\u2f3f\u52a8\u5207\u6362\u65f6\u58c1\u7eb8\u670d\u52a1\u7684\u542f\u52a8\u6d41\u7a0b<br \/>\n  <\/h5>\n<p>\n   \u2f3f\u52a8\u5207\u6362\u58c1\u7eb8\uff08\u8fd9\u91cc\u8bf4\u7684\u662f\u52a8\u6001\u58c1\u7eb8\uff09\u65f6\u9700\u8981\u901a\u8fc7WallpaperManager.getInstance(activity).setWallpaperComponent() \u2f45\u6cd5\u5b8c\u6210\uff0c\u6211\u4eec\u5728\u8fd9\u4e2a\u63a5\u2f1d\u4e2d\u4f20\u2f0a\u58c1\u7eb8\u670d\u52a1\u5bf9\u5e94\u7684 ComponentName\uff0cgetIWallpaperManager \u8fd4\u56de\u7684\u662f WallpaperManagerService \u7684 Bp(binder proxy binder\u4ee3\u7406) \u7aef\uff0c\u5728 WallpaperManagerService \u7aef\uff0c\u6211\u4eec\u53ef\u4ee5\u67e5\u770b\u5230 setWallpaperComponent \u7684\u5177\u4f53\u5b9e\u73b0\uff1a\n  <\/p>\n<blockquote>\n<p>\n    \u6ce8\u610f\uff1aWallpaperManager.getIWallpaperManager() \u5e76\u6ca1\u6709\u4f5c\u4e3a SDK \u7684\u4e00\u90e8\u5206\u63d0\u4f9b\u7ed9\u5f00\u53d1\u8005\u3002\u56e0\u6b64\u7b2c\u4e09\u65b9\u5e94\u7528\u65e0\u6cd5\u8fdb\u884c\u52a8\u6001\u58c1\u7eb8\u7684\u8bbe\u7f6e\u3002\n   <\/p>\n<\/blockquote>\n<p>\n   <strong><br \/>\n    frameworks\/base\/services\/core\/java\/com\/android\/server\/wallpaper\/WallpaperManagerService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">   <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">setWallpaperComponent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ComponentName<\/span> name<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> userId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        userId <span class=\"token operator\">=<\/span> <span class=\"token class-name\">ActivityManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">handleIncomingUser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">getCallingPid<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">getCallingUid<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> userId<span class=\"token punctuation\">,<\/span>\n                <span class=\"token boolean\">false<\/span> <span class=\"token comment\">\/* all *\/<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token comment\">\/* full *\/<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"changing live wallpaper\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token comment\">\/* pkg *\/<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token comment\">\/* \u2fb8\u5148\u8c03\u2f64\u8be5\u2f45\u6cd5\u7684\u65f6\u5019\u56de\u53bb\u6821\u9a8c\u6743\u9650\uff0c\u8be5\u6743\u9650\u5b9a\u4e49\u5728frameworks\/base\/core\/res\/AndroidManifest.xml\uff0c\n           &lt;permission android:name=\"android.permission.SET_WALLPAPER_COMPONENT\"\n            android:protectionLevel=\"signature|privileged\" \/&gt;\n           \u67e5\u770bprotectionLevel\uff0c\u53ea\u6709\u662f\u7279\u6743\u5e94\u2f64\u6216\u8005\u7cfb\u7edf\u7b7e\u540d\u7684\u5e94\u2f64\u624d\u80fd\u83b7\u53d6\u5230\u8fd9\u4e2a\u7cfb\u7edf\u6743\u9650\uff0c\u6240\u4ee5\u666e\u901a\u7684\u5e94\u2f64\u662f\u6ca1\u6709\u529e\u6cd5\u8fdb\u2f8f\u58c1\u7eb8\u8bbe\u7f6e\u7684\n        *\/<\/span>\n        <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u52a8\u6001\u58c1\u7eb8\u9700\u8981\u8c03\u7528\u8005\u62e5\u6709\u4e00\u4e2a\u7b7e\u540d\u7ea7\u7684\u7cfb\u7edf\u6743\u9650<\/span>\n        <span class=\"token function\">checkPermission<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\"><span class=\"token namespace\">android<span class=\"token punctuation\">.<\/span><\/span>Manifest<\/span><span class=\"token punctuation\">.<\/span>permission<span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_WALLPAPER_COMPONENT<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">int<\/span> which <span class=\"token operator\">=<\/span> <span class=\"token constant\">FLAG_SYSTEM<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">boolean<\/span> shouldNotifyColors <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token class-name\">WallpaperData<\/span> wallpaper<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">synchronized<\/span> <span class=\"token punctuation\">(<\/span>mLock<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">v<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"setWallpaperComponent name=\"<\/span> <span class=\"token operator\">+<\/span> name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/*\n              \u6b64\u5904\u4f1a\u5148\u901a\u8fc7\u5f53\u524d\u7684\u2f64\u6237ID\u83b7\u53d6\u5230\u4e0e\u8be5\u2f64\u6237\u76f8\u5173\u7684\u58c1\u7eb8\u4fe1\u606f\uff0cWallpaperManagerService\u2f40\u6301\u591a\u2f64\u6237\u673a\u5236\uff0c\n              \u2f64\u6237\u7684\u4fe1\u606f\u5728mWallpaperMap\u4e2d\u5b58\u50a8\uff0c\u6bcf\u2f00\u4e2a\u2f64\u6237\u5bf9\u5e94\u2f00\u4e2aWallpaperData\uff0c\n              WallpaperData\u5b58\u50a8\u58c1\u7eb8\u76f8\u5173\u4fe1\u606f\uff0c\u5e76\u5728\u968f\u540e\u66f4\u65b0\u5176\u5185\u5bb9\u4f7f\u4e4b\u4fdd\u5b58\u65b0\u58c1\u7eb8\u7684\u4fe1\u606f\u3002\n            *\/<\/span>\n            wallpaper <span class=\"token operator\">=<\/span> mWallpaperMap<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span>userId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>wallpaper <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalStateException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Wallpaper not yet initialized for user \"<\/span> <span class=\"token operator\">+<\/span> userId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n            <span class=\"token comment\">\/\/ New live wallpaper is also a lock wallpaper if nothing is set<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mLockWallpaperMap<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span>userId<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                which <span class=\"token operator\">|=<\/span> <span class=\"token constant\">FLAG_LOCK<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                wallpaper<span class=\"token punctuation\">.<\/span>imageWallpaperPending <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token keyword\">boolean<\/span> same <span class=\"token operator\">=<\/span> <span class=\"token function\">changingToSame<\/span><span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">,<\/span> wallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token comment\">\/\/   \u5728\u8fd9\u2fa5\u771f\u6b63\u4f1a\u53bb\u62c9\u8d77\u5bf9\u5e94\u7684 WallPaperService<\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">bindWallpaperComponentLocked<\/span><span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span> wallpaper<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n                <span class=\"token punctuation\">}<\/span>\n            <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">finally<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token class-name\">Binder<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">restoreCallingIdentity<\/span><span class=\"token punctuation\">(<\/span>ident<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n        <span class=\"token punctuation\">}<\/span>\n          <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   \u4e0a\u8ff0\u4e24\u79cd\u573a\u666f\u90fd\u662f\u901a\u8fc7 bindWallpaperComponentLocked() \u65b9\u6cd5\u6765\u62c9\u8d77\u76f8\u5173\u670d\u52a1\u7684\u3002\u4e0b\u9762\u770b\u770b bindWallpaperComponentLocked() \u65b9\u6cd5\uff1a<br \/>\n   <br \/>\n   <strong><br \/>\n    frameworks\/base\/services\/core\/java\/com\/android\/server\/wallpaper\/WallpaperManagerService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">boolean<\/span> <span class=\"token function\">bindWallpaperComponentLocked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ComponentName<\/span> componentName<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">boolean<\/span> force<span class=\"token punctuation\">,<\/span>\n            <span class=\"token keyword\">boolean<\/span> fromUser<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">WallpaperData<\/span> wallpaper<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">IRemoteCallback<\/span> reply<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n \n        <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token comment\">\/\/ \u5f53componentName\u4e3anull\u65f6\u8868\u793a\u4f7f\u7528\u9ed8\u8ba4\u58c1\u7eb8\u3002<\/span>\n            <span class=\"token comment\">\/\/ \u8fd9\u91cc\u4f1a\u5c06componentName\u53c2\u6570\u6539\u4e3a\u9ed8\u8ba4\u58c1\u7eb8\u7684componentName<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>componentName <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token comment\">\/\/ mDefaultWallpaperComponent\u662f\u4ececom.android.internal.R.string.default_wallpaper_component<\/span>\n                <span class=\"token comment\">\/\/ \u4e2d\u83b7\u53d6\u9ed8\u8ba4\u58c1\u7eb8\u7684componentName\u3002\u8fd9\u4e2a\u503c\u7684\u8bbe\u7f6e\u4f4d\u4e8eres\/values\/config.xml\u4e2d\uff0c<\/span>\n                <span class=\"token comment\">\/\/ \u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u8fd9\u4e2a\u503c\u8bbe\u7f6e\u9ed8\u8ba4\u58c1\u7eb8<\/span>\n                componentName <span class=\"token operator\">=<\/span> mDefaultWallpaperComponent<span class=\"token punctuation\">;<\/span>\n                <span class=\"token comment\">\/\/ \u5018\u82e5\u5728\u4e0a\u8ff0\u7684\u8d44\u6e90\u6587\u4ef6\u4e2d\u6ca1\u6709\u6307\u5b9a\u4e00\u4e2a\u9ed8\u8ba4\u58c1\u7eb8\uff0c\u5373default_wallpaper_component\u7684<\/span>\n                <span class=\"token comment\">\/\/ \u503c\u88ab\u8bbe\u7f6e\u4e3a@null)\uff0c\u5219\u4f7f\u7528ImageWallpaper\u4ee3\u66ff\u9ed8\u8ba4\u58c1\u7eb8\u3002ImageWallpaper\u5c31\u662f\u524d\u6587\u6240\u8ff0\u7684\u9759\u6001\u58c1\u7eb8,<\/span>\n                <span class=\"token comment\">\/\/ \u8def\u5f84\u5728\uff1aR.string.image_wallpaper_component<\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>componentName <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    componentName <span class=\"token operator\">=<\/span> mImageWallpaper<span class=\"token punctuation\">;<\/span>\n                <span class=\"token punctuation\">}<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ \u63a5\u4e0b\u6765WallpaperMangerService\u4f1a\u5c1d\u8bd5\u4ecePackageManager\u4e2d\u5c1d\u8bd5\u83b7\u53d6ComponentName\u6240<\/span>\n            <span class=\"token comment\">\/\/ \u6307\u5b9a\u7684Service\u7684\u63cf\u8ff0\u4fe1\u606f,\u83b7\u53d6\u6b64\u4fe1\u606f\u7684\u76ee\u7684\u5728\u4e8e\u786e\u8ba4\u8be5Service\u662f\u4e00\u4e2a\u7b26\u5408\u8981\u6c42\u7684\u58c1\u7eb8\u670d\u52a1<\/span>\n            <span class=\"token keyword\">int<\/span> serviceUserId <span class=\"token operator\">=<\/span> wallpaper<span class=\"token punctuation\">.<\/span>userId<span class=\"token punctuation\">;<\/span>\n            <span class=\"token class-name\">ServiceInfo<\/span> si <span class=\"token operator\">=<\/span> mIPackageManager<span class=\"token punctuation\">.<\/span><span class=\"token function\">getServiceInfo<\/span><span class=\"token punctuation\">(<\/span>componentName<span class=\"token punctuation\">,<\/span>\n                    <span class=\"token class-name\">PackageManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">GET_META_DATA<\/span> <span class=\"token operator\">|<\/span> <span class=\"token class-name\">PackageManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">GET_PERMISSIONS<\/span><span class=\"token punctuation\">,<\/span> serviceUserId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>si <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n             \n                <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ \u7b2c\u4e00\u4e2a\u68c0\u67e5\uff0c\u8981\u6c42\u8fd9\u4e2aService\u5fc5\u987b\u58f0\u660e\u5176\u8bbf\u95ee\u6743\u9650\u4e3a BIND_WALLPAPER\u3002<\/span>\n            <span class=\"token comment\">\/\/ \u8fd9\u4e2a\u7b7e\u540d\u7ea7\u7684\u7cfb\u7edf\u6743\u9650\u8fd9\u662f\u4e3a\u4e86\u9632\u6b62\u58c1\u7eb8\u670d\u52a1\u88ab\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u542f\u52a8\u800c\u4ea7\u751f\u6df7\u4e71<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token class-name\"><span class=\"token namespace\">android<span class=\"token punctuation\">.<\/span><\/span>Manifest<\/span><span class=\"token punctuation\">.<\/span>permission<span class=\"token punctuation\">.<\/span><span class=\"token constant\">BIND_WALLPAPER<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>si<span class=\"token punctuation\">.<\/span>permission<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token class-name\">String<\/span> msg <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Selected service does not have \"<\/span>\n                        <span class=\"token operator\">+<\/span> <span class=\"token class-name\"><span class=\"token namespace\">android<span class=\"token punctuation\">.<\/span><\/span>Manifest<\/span><span class=\"token punctuation\">.<\/span>permission<span class=\"token punctuation\">.<\/span><span class=\"token constant\">BIND_WALLPAPER<\/span>\n                        <span class=\"token operator\">+<\/span> <span class=\"token string\">\": \"<\/span> <span class=\"token operator\">+<\/span> componentName<span class=\"token punctuation\">;<\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fromUser<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SecurityException<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token punctuation\">}<\/span>\n                <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token class-name\">WallpaperInfo<\/span> wi <span class=\"token operator\">=<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ \u7b2c\u4e8c\u4e2a\u68c0\u67e5\uff0c\u8981\u6c42\u8fd9\u4e2aService\u5fc5\u987b\u53ef\u4ee5\u7528\u6765\u5904\u7406android.service.wallpaper.WallpaperService\u8fd9\u4e2aAction<\/span>\n            <span class=\"token comment\">\/\/ \u5176\u68c0\u67e5\u65b9\u5f0f\u662f\u4ecePackageManager\u4e2d\u67e5\u8be2\u6240\u6709\u53ef\u4ee5\u5904\u7406 android.service.wallpaper.WallpaperService\u7684\u670d\u52a1\uff0c<\/span>\n            <span class=\"token comment\">\/\/ \u7136\u540e\u68c0\u67e5\u5373\u5c06\u542f\u52a8\u7684\u670d\u52a1\u662f\u5426\u5728PackageManager\u7684\u67e5\u8be2\u7ed3\u679c\u4e4b\u4e2d<\/span>\n            <span class=\"token class-name\">Intent<\/span> intent <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Intent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">WallpaperService<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SERVICE_INTERFACE<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>componentName <span class=\"token operator\">!=<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>componentName<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>mImageWallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token comment\">\/\/ Make sure the selected service is actually a wallpaper service.<\/span>\n                <span class=\"token comment\">\/\/ \u83b7\u53d6\u6240\u6709\u53ef\u4ee5\u5904\u7406android.service.wallpaper.WallpaperService\u7684\u670d\u52a1\u4fe1\u606f<\/span>\n                <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">ResolveInfo<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> ris <span class=\"token operator\">=<\/span>\n                        mIPackageManager<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryIntentServices<\/span><span class=\"token punctuation\">(<\/span>intent<span class=\"token punctuation\">,<\/span>\n                                intent<span class=\"token punctuation\">.<\/span><span class=\"token function\">resolveTypeIfNeeded<\/span><span class=\"token punctuation\">(<\/span>mContext<span class=\"token punctuation\">.<\/span><span class=\"token function\">getContentResolver<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\n                                <span class=\"token class-name\">PackageManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">GET_META_DATA<\/span><span class=\"token punctuation\">,<\/span> serviceUserId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getList<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token comment\">\/\/ \u7b2c\u4e8c\u4e2a\u68c0\u67e5\uff0c\u8fd9\u4e2a\u68c0\u67e5\u6765\u6821\u9a8c\u670d\u52a1\u662f\u5426\u58f0\u660e\u4e86android.service.wallpaper.WallpaperService\u8fd9\u4e2aaction\u3002<\/span>\n                <span class=\"token comment\">\/\/ \u5982\u679c\u8fd9\u4e2a\u670d\u52a1\u6ca1\u6709\u58f0\u660e\u8fd9\u4e2aaction\u7684\u8bdd\u90a3\u4e48\uff0cris\u4e2d\u5c31\u4e0d\u4f1a\u542b\u6709\u8fd9\u4e2acomponent\u4fe1\u606f\u3002<\/span>\n                <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i<span class=\"token operator\">=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&lt;<\/span>ris<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token class-name\">ServiceInfo<\/span> rsi <span class=\"token operator\">=<\/span> ris<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>serviceInfo<span class=\"token punctuation\">;<\/span>\n                    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>rsi<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>si<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;&amp;<\/span>\n                            rsi<span class=\"token punctuation\">.<\/span>packageName<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>si<span class=\"token punctuation\">.<\/span>packageName<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                            <span class=\"token comment\">\/\/ \u7b2c\u4e09\u4e2a\u68c0\u67e5\uff0c\u83b7\u53d6\u540d\u4e3aandroid.service.wallpaper\u4e2d\u7684meta-data\u4fe1\u606f\uff0c<\/span>\n                            <span class=\"token comment\">\/\/ \u8be5meta-data\u4fe1\u606f\u4e2d\u63d0\u4f9b\u4e86\u7f29\u7565\u56fe\uff0c\u5f00\u53d1\u8005\uff0c\u7b80\u5355\u7684\u63cf\u8ff0\u7b49\u3002\u4f1a\u5c06\u8fd9\u4e9b\u4fe1\u606f\u8f6c\u6362\u6210 WallpaperInfo<\/span>\n                             <span class=\"token comment\">\/\/ \u5982\u679c\u5373\u5c06\u542f\u52a8\u7684\u670d\u52a1\u4f4d\u4e8e\u67e5\u8be2\u7ed3\u679c\u4e4b\u4e2d\uff0c\u4fbf\u53ef\u4ee5\u786e\u5b9a\u8fd9\u662f\u4e00\u4e2a\u58c1\u7eb8\u670d\u52a1\u3002<\/span>\n                            wi <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">WallpaperInfo<\/span><span class=\"token punctuation\">(<\/span>mContext<span class=\"token punctuation\">,<\/span> ris<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">XmlPullParserException<\/span> e<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fromUser<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                                <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span>e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                            <span class=\"token punctuation\">}<\/span>\n                            <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n                        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">IOException<\/span> e<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fromUser<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                                <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span>e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                            <span class=\"token punctuation\">}<\/span>\n                            <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n                        <span class=\"token punctuation\">}<\/span>\n                        <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token punctuation\">}<\/span>\n                <span class=\"token punctuation\">}<\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>wi <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token comment\">\/\/ wi\u4e3anull\u8868\u793a\u5373\u5c06\u542f\u52a8\u7684\u670d\u52a1\u6ca1\u6709\u4f4d\u4e8e\u67e5\u8be2\u7ed3\u679c\u4e4b\u4e2d\uff0c\u6216\u8005\u6ca1\u6709\u63d0\u4f9b\u5fc5\u987b\u7684meta-data\u3002<\/span>\n                    <span class=\"token comment\">\/\/ \u6b64\u65f6\u8fd4\u56defalse\u8868\u793a\u7ed1\u5b9a\u5931\u8d25<\/span>\n                    <span class=\"token class-name\">String<\/span> msg <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Selected service is not a wallpaper: \"<\/span>\n                            <span class=\"token operator\">+<\/span> componentName<span class=\"token punctuation\">;<\/span>\n                    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fromUser<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SecurityException<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token punctuation\">}<\/span>\n                    <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token punctuation\">}<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ \u5f53\u58c1\u7eb8\u670d\u52a1\u2f40\u6301\u5728ambient\u6a21\u5f0f\u4e0b\u8fdb\u2f8f\u7ed8\u5236\u7684\u65f6\u5019\uff0c\u9700\u8981\u68c0\u67e5\u662f\u5426\u6709 AMBIENT_WALLPAPER \u6743\u9650\u3002<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>wi <span class=\"token operator\">!=<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">&amp;&amp;<\/span> wi<span class=\"token punctuation\">.<\/span><span class=\"token function\">supportsAmbientMode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">final<\/span> <span class=\"token keyword\">int<\/span> hasPrivilege <span class=\"token operator\">=<\/span> mIPackageManager<span class=\"token punctuation\">.<\/span><span class=\"token function\">checkPermission<\/span><span class=\"token punctuation\">(<\/span>\n                        <span class=\"token class-name\"><span class=\"token namespace\">android<span class=\"token punctuation\">.<\/span><\/span>Manifest<\/span><span class=\"token punctuation\">.<\/span>permission<span class=\"token punctuation\">.<\/span><span class=\"token constant\">AMBIENT_WALLPAPER<\/span><span class=\"token punctuation\">,<\/span> wi<span class=\"token punctuation\">.<\/span><span class=\"token function\">getPackageName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\n                        serviceUserId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                        <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ Bind the service!<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">DEBUG<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">v<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"Binding to:\"<\/span> <span class=\"token operator\">+<\/span> componentName<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">final<\/span> <span class=\"token keyword\">int<\/span> componentUid <span class=\"token operator\">=<\/span> mIPackageManager<span class=\"token punctuation\">.<\/span><span class=\"token function\">getPackageUid<\/span><span class=\"token punctuation\">(<\/span>componentName<span class=\"token punctuation\">.<\/span><span class=\"token function\">getPackageName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\n                    <span class=\"token constant\">MATCH_DIRECT_BOOT_AUTO<\/span><span class=\"token punctuation\">,<\/span> wallpaper<span class=\"token punctuation\">.<\/span>userId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ 1\u3001\u8fd9\u91cc\u521b\u5efa\u4e00\u4e2aWallpaperConnection\uff0c\u5b83\u4e0d\u4ec5\u5b9e\u73b0 ServiceConnetion \u63a5\u53e3\u7528\u4e8e\u76d1\u542c WallpaperService \u4e4b\u95f4\u7684\u8fde\u63a5\u72b6\u6001,<\/span>\n            <span class=\"token comment\">\/\/ \u540c\u65f6\u8fd8\u5b9e\u73b0\u4e86 IWallpaperService.Stub\uff0c\u4e5f\u5c31\u8bf4\u5b83\u652f\u6301\u8de8\u8fdb\u7a0b\u901a\u4fe1\u3002<\/span>\n            <span class=\"token comment\">\/\/ \u5728\u670d\u52a1\u7ed1\u5b9a\u6210\u529f\u540e\u7684 WallpaperConnection.ServiceConnetion()\u65b9\u6cd5\u8c03\u7528\u4e2d\uff0cWallpaperConnection \u7684\u5b9e\u4f8b\u56de\u53d1\u9001\u7ed9 WallpaperService\uff0c<\/span>\n            <span class=\"token comment\">\/\/ \u4f7f\u5176\u4f5c\u4e3a WallpaperService \u5411 WallpaperManagerService \u901a\u4fe1\u7684\u6865\u6881\u3002<\/span>\n            <span class=\"token class-name\">WallpaperConnection<\/span> newConn <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">WallpaperConnection<\/span><span class=\"token punctuation\">(<\/span>wi<span class=\"token punctuation\">,<\/span> wallpaper<span class=\"token punctuation\">,<\/span> componentUid<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ \u4e3a\u542f\u52a8\u58c1\u7eb8\u670d\u52a1\u51c6\u5907Intent<\/span>\n            intent<span class=\"token punctuation\">.<\/span><span class=\"token function\">setComponent<\/span><span class=\"token punctuation\">(<\/span>componentName<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            intent<span class=\"token punctuation\">.<\/span><span class=\"token function\">putExtra<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Intent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">EXTRA_CLIENT_LABEL<\/span><span class=\"token punctuation\">,<\/span>\n                    <span class=\"token class-name\"><span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>android<span class=\"token punctuation\">.<\/span>internal<span class=\"token punctuation\">.<\/span><\/span>R<\/span><span class=\"token punctuation\">.<\/span>string<span class=\"token punctuation\">.<\/span>wallpaper_binding_label<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            intent<span class=\"token punctuation\">.<\/span><span class=\"token function\">putExtra<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Intent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">EXTRA_CLIENT_INTENT<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">PendingIntent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getActivityAsUser<\/span><span class=\"token punctuation\">(<\/span>\n                    mContext<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span>\n                    <span class=\"token class-name\">Intent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">createChooser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Intent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Intent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ACTION_SET_WALLPAPER<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\n                            mContext<span class=\"token punctuation\">.<\/span><span class=\"token function\">getText<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\"><span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>android<span class=\"token punctuation\">.<\/span>internal<span class=\"token punctuation\">.<\/span><\/span>R<\/span><span class=\"token punctuation\">.<\/span>string<span class=\"token punctuation\">.<\/span>chooser_wallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\n                    <span class=\"token class-name\">PendingIntent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">FLAG_IMMUTABLE<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">UserHandle<\/span><span class=\"token punctuation\">(<\/span>serviceUserId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ 2\u3001\u8fd9\u2fa5\u542f\u52a8\u6307\u5b9a\u7684\u58c1\u7eb8\u670d\u52a1\uff0c\u670d\u52a1\u542f\u52a8\u540e\uff0c\u58c1\u7eb8\u8fd8\u6ca1\u6709\u529e\u6cd5\u8fdb\u2f8f\u663e\u2f70\uff0c<\/span>\n            <span class=\"token comment\">\/\/ \u8fd8\u9700\u8981WallpaperConnection.onServiceConnected\u4e2d\u8fdb\u2f8f\u76f8\u5e94\u7684\u5904\u7406<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>mContext<span class=\"token punctuation\">.<\/span><span class=\"token function\">bindServiceAsUser<\/span><span class=\"token punctuation\">(<\/span>intent<span class=\"token punctuation\">,<\/span> newConn<span class=\"token punctuation\">,<\/span>\n                    <span class=\"token class-name\">Context<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">BIND_AUTO_CREATE<\/span> <span class=\"token operator\">|<\/span> <span class=\"token class-name\">Context<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">BIND_SHOWING_UI<\/span>\n                            <span class=\"token operator\">|<\/span> <span class=\"token class-name\">Context<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">BIND_FOREGROUND_SERVICE_WHILE_AWAKE<\/span>\n                            <span class=\"token operator\">|<\/span> <span class=\"token class-name\">Context<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">BIND_INCLUDE_CAPABILITIES<\/span><span class=\"token punctuation\">,<\/span>\n                    <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">UserHandle<\/span><span class=\"token punctuation\">(<\/span>serviceUserId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token class-name\">String<\/span> msg <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Unable to bind service: \"<\/span>\n                        <span class=\"token operator\">+<\/span> componentName<span class=\"token punctuation\">;<\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fromUser<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token punctuation\">}<\/span>\n                <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ 3\u3001\u65b0\u7684\u7684\u58c1\u7eb8\u670d\u52a1\u542f\u52a8\u6210\u529f\u540e\uff0c\u4fbf\u901a\u8fc7detachWallpaperLocked()\u9500\u6bc1\u65e7\u6709\u7684\u58c1\u7eb8\u670d\u52a1<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>wallpaper<span class=\"token punctuation\">.<\/span>userId <span class=\"token operator\">==<\/span> mCurrentUserId <span class=\"token operator\">&amp;&amp;<\/span> mLastWallpaper <span class=\"token operator\">!=<\/span> <span class=\"token keyword\">null<\/span>\n                    <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>wallpaper<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>mFallbackWallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token function\">detachWallpaperLocked<\/span><span class=\"token punctuation\">(<\/span>mLastWallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token comment\">\/\/ 4\u3001\u5c06\u65b0\u7684\u58c1\u7eb8\u670d\u52a1\u7684\u8fd0\u884c\u4fe1\u606f\u4fdd\u5b58\u5230WallpaperData\u4e2d<\/span>\n            wallpaper<span class=\"token punctuation\">.<\/span>wallpaperComponent <span class=\"token operator\">=<\/span> componentName<span class=\"token punctuation\">;<\/span>\n            wallpaper<span class=\"token punctuation\">.<\/span>connection <span class=\"token operator\">=<\/span> newConn<span class=\"token punctuation\">;<\/span>\n            newConn<span class=\"token punctuation\">.<\/span>mReply <span class=\"token operator\">=<\/span> reply<span class=\"token punctuation\">;<\/span>\n       \n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>wallpaper<span class=\"token punctuation\">.<\/span>userId <span class=\"token operator\">==<\/span> mCurrentUserId <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>wallpaper<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>mFallbackWallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                mLastWallpaper <span class=\"token operator\">=<\/span> wallpaper<span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token function\">updateFallbackConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">RemoteException<\/span> e<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token class-name\">String<\/span> msg <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Remote exception for \"<\/span> <span class=\"token operator\">+<\/span> componentName <span class=\"token operator\">+<\/span> <span class=\"token string\">\"\\n\"<\/span> <span class=\"token operator\">+<\/span> e<span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fromUser<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span> \n            <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   \u4e0a\u8ff0\u4ee3\u7801\u4e3b\u8981\u505a\u4e86\u4e24\u4ef6\u4e8b\uff1a\n  <\/p>\n<h5>\n   <a id=\"1_284\"><br \/>\n   <\/a><br \/>\n   1\u3001\u68c0\u67e5\u62c9\u8d77\u670d\u52a1\u7684\u6761\u4ef6<br \/>\n  <\/h5>\n<ul>\n<li>\n    \u68c0\u67e5\u8fd9\u4e2a Service \u5fc5\u987b\u58f0\u660e\u5176\u8bbf\u95ee\u6743\u9650\u4e3a BIND_WALLPAPER\u3002\u4e3a\u4e86\u9632\u6b62\u58c1\u7eb8\u670d\u52a1\u88ab\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u542f\u52a8\u800c\u4ea7\u751f\u6df7\u4e71\u3002\n   <\/li>\n<li>\n    \u68c0\u67e5\u670d\u52a1\u662f\u5426\u58f0\u660e\u4e86 android.service.wallpaper.WallpaperService \u8fd9\u4e2a action\u3002\u5982\u679c\u8fd9\u4e2a\u670d\u52a1\u6ca1\u6709\u58f0\u660e\u8fd9\u4e2a action \u7684\u8bdd\u90a3\u4e48\uff0c ris \u4e2d\u5c31\u4e0d\u4f1a\u542b\u6709\u8fd9\u4e2a component \u4fe1\u606f\u3002\n   <\/li>\n<li>\n    \u68c0\u67e5\u8fd9\u4e2a Service \u5728 meta-data \u4e2d\u6709\u6ca1\u6709\u63d0\u4f9b\u58c1\u7eb8\u63cf\u8ff0\u4fe1\u606f\uff0c\u8be5 meta-data \u4fe1\u606f\u4e2d\u63d0\u4f9b\u4e86\u7f29\u7565\u56fe\uff0c\u5f00\u53d1\u8005\uff0c\u7b80\u5355\u7684\u63cf\u8ff0\u7b49\u3002\u4f1a\u5c06\u8fd9\u4e9b\u4fe1\u606f\u8f6c\u6362\u6210 WallpaperInfo\u3002\n   <\/li>\n<\/ul>\n<h5>\n   <a id=\"2_289\"><br \/>\n   <\/a><br \/>\n   2\u3001\u62c9\u8d77\u58c1\u7eb8\u670d\u52a1<br \/>\n  <\/h5>\n<ul>\n<li>\n    \u521b\u5efa\u4e86 WallpaperConnection \u5bf9\u8c61\uff0c\u7531\u4e8e\u5b9e\u73b0\u4e86 ServiceConnection \u63a5\u2f1d\uff0c\u6240\u4ee5WallpaperConnection \u53ef\u4ee5\u2f64\u6765\u76d1\u542c\u548c\u58c1\u7eb8\u670d\u52a1\u7684\u8fde\u63a5\u72b6\u6001\uff0c\u53e6\u5916\u7531\u4e8e\u7ee7\u627f\u4e86IWallpoaperConnection.Stub \u63a5\u2f1d\uff0c\u6240\u4ee5 WallpaperConnection \u5177\u6709\u4e86\u8de8\u8fdb\u7a0b\u901a\u4fe1\u7684\u80fd\u2f12\u3002\n   <\/li>\n<li>\n    \u542f\u52a8\u58c1\u7eb8\u670d\u52a1\uff1a\u8fd9\u2fa5\u4ec5\u4ec5\u662f\u62c9\u8d77\u670d\u52a1\uff0c\u548c\u62c9\u8d77\u666e\u901a\u670d\u52a1\u7684\u2f45\u5f0f\u57fa\u672c\u2f00\u81f4\uff0c\u62c9\u8d77\u2f45\u5f0f\u4e0a\u5219\u4f7f\u2f64\u4e86 bindServiceAsUser\uff0c\u67e5\u770b\u5b98\u2f45\u6ce8\u89e3\uff0c\u8be5\u63a5\u53e3\u589e\u52a0\u4e86\u6821\u9a8c\u8be5\u2f64\u6237\u662f\u5426\u80fd\u62c9\u8d77\u8be5\u670d\u52a1\uff0c\u5176\u4f59\u7684\u2f8f\u4e3a\u548c bindService \u76f8\u540c\u3002\n   <\/li>\n<li>\n    \u4fdd\u5b58\u5f53\u524d WallpaperConnection \u5b9e\u4f8b\uff0cConponentName\uff0c\u5230 WallpaperData \u4e2d\u3002\n   <\/li>\n<\/ul>\n<p>\n   bindWallpaperComponentLocked() \u51fd\u6570\u5c06\u58c1\u7eb8\u670d\u52a1\u62c9\u4e86\u8d77\u6765\uff0c\u4f46\u662f\u4ec5\u4ec5\u5c06\u58c1\u7eb8\u670d\u52a1\u62c9\u8d77\u6765\u662f\u6ca1\u6709\u529e\u6cd5\u663e\u2f70\u56fe\u50cf\u7684\uff0c\u56e0\u4e3a\u542f\u52a8\u7684\u670d\u52a1\u5e76\u6ca1\u6709\u7a97\u53e3\u4ee4\u724c\uff0c\u8fd9\u6837\u5c31\u6ca1\u529e\u6cd5\u6dfb\u52a0\u7a97\u2f1d\u3002\u5269\u4e0b\u7684\u8fd9\u90e8\u5206\u663e\u2f70\u7684\u2f2f\u4f5c\u5728 WallpaperConnection#onServiceConnected() \u2f45\u6cd5\u4e2d\u8fdb\u2f8f\uff0c\u5728\u8be5\u56de\u8c03\u4e2d\u540c\u6837\u4e5f\u80fd\u62ff\u5230\u58c1\u7eb8\u670d\u52a1\u7aef\u63d0\u4f9b\u7684 Binder \u5bf9\u8c61\u3002<br \/>\n   <br \/>\n   WallpaperService \u5728\u88ab bind(\u7ed1\u5b9a )\u7684\u65f6\u5019\u8fd4\u56de\u4e86\u4e00\u4e2a IWallpaperServiceWrapper \u5bf9\u8c61\uff0c\u4ece\u4ee3\u7801\u4e2d\u53ef\u4ee5\u770b\u5230\uff0c\u8be5\u5bf9\u8c61\u4e2d\u4fdd\u5b58\u4e86 WallpaperService \u5b9e\u4f8b\uff1a<br \/>\n   <br \/>\n   <strong><br \/>\n    WallpaperConnection#onServiceConnected()<br \/>\n   <\/strong><br \/>\n   <br \/>\n   <strong><br \/>\n    frameworks\/base\/services\/core\/java\/com\/android\/server\/wallpaper\/WallpaperManagerService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onServiceConnected<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ComponentName<\/span> name<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">IBinder<\/span> service<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token keyword\">synchronized<\/span> <span class=\"token punctuation\">(<\/span>mLock<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mWallpaper<span class=\"token punctuation\">.<\/span>connection <span class=\"token operator\">==<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token comment\">\/\/ \u5ba2\u6237\u7aef \u62ff WallpaperService \u7684 Binder<\/span>\n                    mService <span class=\"token operator\">=<\/span> <span class=\"token class-name\">IWallpaperService<span class=\"token punctuation\">.<\/span>Stub<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">asInterface<\/span><span class=\"token punctuation\">(<\/span>service<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token comment\">\/\/ \u7ed1\u5b9a\u58c1\u7eb8\u670d\u52a1\u3002attachServiceLocked()\u4f1a\u8c03\u7528connectLocked()\u65b9\u6cd5.<\/span>\n                    <span class=\"token function\">attachServiceLocked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> mWallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>mWallpaper<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>mFallbackWallpaper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        <span class=\"token comment\">\/\/ \u4fdd\u5b58\u5f53\u524d\u58c1\u7eb8\u7684\u8fd0\u884c\u72b6\u6001\u5230\u6587\u4ef6\u7cfb\u7edf\u4e2d\uff0c\u4ee5\u4fbf\u5728\u7cfb\u7edf\u91cd\u542f\u6216\u53d1\u751f\u7528\u6237\u5207\u6362\u65f6\u53ef\u4ee5\u6062\u590d<\/span>\n                        <span class=\"token function\">saveSettingsLocked<\/span><span class=\"token punctuation\">(<\/span>mWallpaper<span class=\"token punctuation\">.<\/span>userId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token punctuation\">}<\/span>\n                    <span class=\"token class-name\">FgThread<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getHandler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">removeCallbacks<\/span><span class=\"token punctuation\">(<\/span>mResetRunnable<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    mContext<span class=\"token punctuation\">.<\/span><span class=\"token function\">getMainThreadHandler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">removeCallbacks<\/span><span class=\"token punctuation\">(<\/span>mTryToRebindRunnable<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mPerformance <span class=\"token operator\">!=<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        mPerformance<span class=\"token punctuation\">.<\/span><span class=\"token function\">notifyWallpaperChanged<\/span><span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">.<\/span><span class=\"token function\">getPackageName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token punctuation\">}<\/span>\n                <span class=\"token punctuation\">}<\/span>\n            <span class=\"token punctuation\">}<\/span>\n        <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   \u5728 attachServiceLocked() \u65b9\u6cd5\u4e2d\u4f1a\u8c03\u7528 connectLocked() \u65b9\u6cd5\uff0cconnectLocked() \u63a5\u53e3\u4e2d\u8c03\u7528\u4e86 IWallpaperServiceWrapper#attach() \u65b9\u6cd5\u4f20\u9012\u4e86\u58c1\u7eb8\u670d\u52a1\u6240\u9700\u8981\u7684\u4fe1\u606f\u3002<br \/>\n   <br \/>\n   <strong><br \/>\n    WallpaperConnection#connectLocked()<br \/>\n   <\/strong><br \/>\n   <br \/>\n   <strong><br \/>\n    frameworks\/base\/services\/core\/java\/com\/android\/server\/wallpaper\/WallpaperManagerService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">    <span class=\"token keyword\">void<\/span> <span class=\"token function\">connectLocked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">WallpaperConnection<\/span> connection<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">WallpaperData<\/span> wallpaper<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>connection<span class=\"token punctuation\">.<\/span>mService <span class=\"token operator\">==<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"WallpaperService is not connected yet\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">DEBUG<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">v<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"Adding window token: \"<\/span> <span class=\"token operator\">+<\/span> mToken<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token comment\">\/\/ \u5411 WMS \u7533\u8bf7\u6ce8\u518c\u4e00\u4e2aWALLPAPER\u7c7b\u578b\u7684\u7a97\u53e3\u4ee4\u724c\uff0c<\/span>\n        <span class=\"token comment\">\/\/ \u4e14\u4e4b\u540e\u88ab\u4f20\u9012\u7ed9 WallpaperService \u7528\u4e8e\u4f5c\u4e3a\u540e\u8005\u6dfb\u52a0\u7a97\u53e3\u7684\u901a\u884c\u8bc1\u3002<\/span>\n        mWindowManagerInternal<span class=\"token punctuation\">.<\/span><span class=\"token function\">addWindowToken<\/span><span class=\"token punctuation\">(<\/span>mToken<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">TYPE_WALLPAPER<\/span><span class=\"token punctuation\">,<\/span> mDisplayId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">DisplayData<\/span> wpdData <span class=\"token operator\">=<\/span> <span class=\"token function\">getDisplayDataOrCreate<\/span><span class=\"token punctuation\">(<\/span>mDisplayId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token comment\">\/\/ \u8c03\u7528 IWallpaperService.attach()\u65b9\u6cd5\u5c06\u58c1\u7eb8\u670d\u52a1\u521b\u5efa\u7a97\u53e3\u6240\u9700\u7684\u4fe1\u606f\u4f20\u9012\u8fc7\u53bb\u3002<\/span>\n            connection<span class=\"token punctuation\">.<\/span>mService<span class=\"token punctuation\">.<\/span><span class=\"token function\">attach<\/span><span class=\"token punctuation\">(<\/span>connection<span class=\"token punctuation\">,<\/span> mToken<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">TYPE_WALLPAPER<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span>\n                    wpdData<span class=\"token punctuation\">.<\/span>mWidth<span class=\"token punctuation\">,<\/span> wpdData<span class=\"token punctuation\">.<\/span>mHeight<span class=\"token punctuation\">,<\/span>\n                    wpdData<span class=\"token punctuation\">.<\/span>mPadding<span class=\"token punctuation\">,<\/span> mDisplayId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">RemoteException<\/span> e<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token comment\">\/\/ \u672a\u80fd\u5728\u663e\u793a\u5c4f\u4e0a\u6dfb\u52a0\u58c1\u7eb8<\/span>\n            <span class=\"token class-name\">Slog<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"Failed attaching wallpaper on display\"<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>wallpaper <span class=\"token operator\">!=<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token operator\">!<\/span>wallpaper<span class=\"token punctuation\">.<\/span>wallpaperUpdating\n                    <span class=\"token operator\">&amp;&amp;<\/span> connection<span class=\"token punctuation\">.<\/span><span class=\"token function\">getConnectedEngineSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">==<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token function\">bindWallpaperComponentLocked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">null<\/span> <span class=\"token comment\">\/* componentName *\/<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span> <span class=\"token comment\">\/* force *\/<\/span><span class=\"token punctuation\">,<\/span>\n                        <span class=\"token boolean\">false<\/span> <span class=\"token comment\">\/* fromUser *\/<\/span><span class=\"token punctuation\">,<\/span> wallpaper<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token comment\">\/* reply *\/<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   attach() \u65b9\u6cd5\u56de\u4f20\u4e86\u5f88\u591a\u4fe1\u606f\uff0c\u5176\u4e2d connection \u4e3a WallpaperConnection \u7684\u5b9e\u4f8b\u3002WallpaperConnection \u4e4b\u6240\u4ee5\u5177\u6709\u8de8\u8fdb\u7a0b\u901a\u4fe1\u7684\u80fd\u529b\u662f\u56e0\u4e3a\u7ee7\u627f\u4e86IWallpaperConnection.Stub \u7c7b\u3002\n  <\/p>\n<blockquote>\n<p>\n    \u8be5 Stub \u5bf9\u8c61\u4e2d\u6709\u4e00\u4e2a\u91cd\u8981\u7684\u65b9\u6cd5 attachEngine() \u65b9\u6cd5\uff0c\u56e0\u4e3a Engine \u5b9e\u73b0\u624d\u662f\u52a8\u6001\u58c1\u7eb8\u7684\u6838\u5fc3\uff0cWallpaperService \u4f1a\u5c06\u521b\u5efa\u597d\u7684 Engine \u5f15\u7528\u901a\u8fc7 attachEngine() \u56de\u4f20\u7ed9 WallpaperManagerService \u8fdb\u884c\u7ba1\u7406\u3002\n   <\/p>\n<\/blockquote>\n<p>\n   IWallpaperServiceWrapper \u7ee7\u627f\u4e86 IWallpaperService.Stub\uff0c\u5e76\u5b9e\u73b0\u4e86\u8be5\u63a5\u53e3\u7684\u4e24\u4e2a\u65b9\u6cd5 attach() \u548c detach()\u3002\n  <\/p>\n<p>\n   <strong><br \/>\n    IWallpaperServiceWrapper<br \/>\n   <\/strong><br \/>\n   <br \/>\n   <strong><br \/>\n    frameworks\/base\/core\/java\/android\/service\/wallpaper\/WallpaperService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">  <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">IWallpaperServiceWrapper<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">IWallpaperService<span class=\"token punctuation\">.<\/span>Stub<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">WallpaperService<\/span> mTarget<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">IWallpaperEngineWrapper<\/span> mEngineWrapper<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">IWallpaperServiceWrapper<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">WallpaperService<\/span> context<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            mTarget <span class=\"token operator\">=<\/span> context<span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        \n        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">attach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">IWallpaperConnection<\/span> conn<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">IBinder<\/span> windowToken<span class=\"token punctuation\">,<\/span>\n        <span class=\"token keyword\">int<\/span> windowType<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">boolean<\/span> isPreview<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> reqWidth<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> reqHeight<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Rect<\/span> padding<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> displayId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            mEngineWrapper <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IWallpaperEngineWrapper<\/span><span class=\"token punctuation\">(<\/span>mTarget<span class=\"token punctuation\">,<\/span> conn<span class=\"token punctuation\">,<\/span> windowToken<span class=\"token punctuation\">,<\/span>\n                    windowType<span class=\"token punctuation\">,<\/span> isPreview<span class=\"token punctuation\">,<\/span> reqWidth<span class=\"token punctuation\">,<\/span> reqHeight<span class=\"token punctuation\">,<\/span> padding<span class=\"token punctuation\">,<\/span> displayId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">detach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            mEngineWrapper<span class=\"token punctuation\">.<\/span><span class=\"token function\">detach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   \u5728 attach() \u65b9\u6cd5\u4e2d\u521b\u5efa\u4e86\u4e00\u4e2a IWallpaperEngineWrapper \u5bf9\u8c61 mEngineWrapper \u3002\n  <\/p>\n<p>\n   <strong><br \/>\n    IWallpaperEngineWrapper<br \/>\n   <\/strong><br \/>\n   <br \/>\n   <strong><br \/>\n    frameworks\/base\/core\/java\/android\/service\/wallpaper\/WallpaperService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">    <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">IWallpaperEngineWrapper<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">IWallpaperEngine<span class=\"token punctuation\">.<\/span>Stub<\/span>\n            <span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">HandlerCaller<span class=\"token punctuation\">.<\/span>Callback<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">HandlerCaller<\/span> mCaller<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">IWallpaperConnection<\/span> mConnection<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">IBinder<\/span> mWindowToken<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token keyword\">int<\/span> mWindowType<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token keyword\">boolean<\/span> mIsPreview<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">boolean<\/span> mShownReported<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">int<\/span> mReqWidth<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">int<\/span> mReqHeight<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">Rect<\/span> mDisplayPadding <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Rect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token keyword\">int<\/span> mDisplayId<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">DisplayManager<\/span> mDisplayManager<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">Display<\/span> mDisplay<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">AtomicBoolean<\/span> mDetached <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">AtomicBoolean<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token class-name\">Engine<\/span> mEngine<span class=\"token punctuation\">;<\/span>\n        <span class=\"token class-name\">IWallpaperEngineWrapper<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">WallpaperService<\/span> context<span class=\"token punctuation\">,<\/span>\n                <span class=\"token class-name\">IWallpaperConnection<\/span> conn<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">IBinder<\/span> windowToken<span class=\"token punctuation\">,<\/span>\n                <span class=\"token keyword\">int<\/span> windowType<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">boolean<\/span> isPreview<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> reqWidth<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> reqHeight<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Rect<\/span> padding<span class=\"token punctuation\">,<\/span>\n                <span class=\"token keyword\">int<\/span> displayId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            mCaller <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">HandlerCaller<\/span><span class=\"token punctuation\">(<\/span>context<span class=\"token punctuation\">,<\/span> context<span class=\"token punctuation\">.<\/span><span class=\"token function\">getMainLooper<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n            <span class=\"token comment\">\/\/ \u8be5\u6d88\u606f\u7528\u4e8e\u58c1\u7eb8\u670d\u52a1\u5f15\u64ce\u7684\u521b\u5efa<\/span>\n            <span class=\"token class-name\">Message<\/span> msg <span class=\"token operator\">=<\/span> mCaller<span class=\"token punctuation\">.<\/span><span class=\"token function\">obtainMessage<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">DO_ATTACH<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mCaller<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendMessage<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n         <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n        <span class=\"token annotation punctuation\">@Override<\/span>\n        <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">executeMessage<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Message<\/span> message<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mDetached<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mActiveEngines<span class=\"token punctuation\">.<\/span><span class=\"token function\">contains<\/span><span class=\"token punctuation\">(<\/span>mEngine<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token function\">doDetachEngine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token punctuation\">}<\/span>\n                <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            <span class=\"token keyword\">switch<\/span> <span class=\"token punctuation\">(<\/span>message<span class=\"token punctuation\">.<\/span>what<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">case<\/span> <span class=\"token constant\">DO_ATTACH<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                    <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        <span class=\"token comment\">\/\/ \u5c06IWallpaperEngineWapper\u5bf9\u8c61\u4f20\u9012\u7ed9WallpaperConnection\u8fdb\u884c\u4fdd\u5b58\uff0c<\/span>\n                        <span class=\"token comment\">\/\/ \u901a\u8fc7\u8fd9\u4e2a\u5f15\u7528\uff0cWallpaperManagerService\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5b83\u4e0eengine\u8fdb\u884c\u901a\u4fe1<\/span>\n                        mConnection<span class=\"token punctuation\">.<\/span><span class=\"token function\">attachEngine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> mDisplayId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">RemoteException<\/span> e<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                        <span class=\"token class-name\">Log<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">w<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"Wallpaper host disappeared\"<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token punctuation\">}<\/span>\n                    <span class=\"token comment\">\/\/ \u521b\u5efa\u4e00\u4e2a\u5f15\u64ce\uff0c\u8be5\u65b9\u6cd5\u4e3a\u62bd\u8c61\u65b9\u6cd5\uff0c\u9700\u8981\u5b50\u7c7b\u6839\u636e\u81ea\u8eab\u5b9e\u73b0\u5177\u4f53\u7684\u5f15\u64ce<\/span>\n                    <span class=\"token class-name\">Engine<\/span> engine <span class=\"token operator\">=<\/span> <span class=\"token function\">onCreateEngine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    mEngine <span class=\"token operator\">=<\/span> engine<span class=\"token punctuation\">;<\/span>\n                    mActiveEngines<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span>engine<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token comment\">\/\/ \u8be5\u65b9\u6cd5\u4e2d\u4f1a\u5b8c\u6210\u7a97\u53e3\u7684\u521b\u5efa\u3001surface\u521b\u5efa\u7b49\u5de5\u4f5c\u3002<\/span>\n                    engine<span class=\"token punctuation\">.<\/span><span class=\"token function\">attach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n                    <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\n                <span class=\"token punctuation\">}<\/span>\n                <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n            <span class=\"token punctuation\">}<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   \u7531\u4e8e mConnection.attachEngine() \u65b9\u6cd5\u5c06 IWallpaperEngineWrapper \u4f20\u9012\u7ed9\u4e86WallpaperManagerService\uff0c\u56e0\u6b64 WallpaperManagerService \u53ef\u4ee5\u8f6c\u53d1\u76f8\u5173\u7684\u8bf7\u6c42\u548c\u8bbe\u7f6e\u5230 Engine \u5bf9\u8c61\u4e2d\uff0c\u5b9e\u73b0 WallpaperManagerService \u5230\u58c1\u7eb8\u7684\u901a\u4fe1\u3002onCreateEngine() \u65b9\u6cd5\u6267\u884c\u540e\uff0c\u5f15\u64ce\u521b\u5efa\u5b8c\u6210\uff0c\u4e4b\u540e\u901a\u8fc7 engine.attach()\u65b9\u6cd5\u8fdb\u884c\u5f15\u64ce\u76f8\u5173\u7684\u521d\u59cb\u5316\u3002<br \/>\n   <br \/>\n   <strong><br \/>\n    frameworks\/base\/core\/java\/android\/service\/wallpaper\/WallpaperService.java<br \/>\n   <\/strong>\n  <\/p>\n<pre><code class=\"prism language-java\">    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Engine<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n        <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n        <span class=\"token keyword\">void<\/span> <span class=\"token function\">attach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">IWallpaperEngineWrapper<\/span> wrapper<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">DEBUG<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Log<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">v<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"attach: \"<\/span> <span class=\"token operator\">+<\/span> <span class=\"token keyword\">this<\/span> <span class=\"token operator\">+<\/span> <span class=\"token string\">\" wrapper=\"<\/span> <span class=\"token operator\">+<\/span> wrapper<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>mDestroyed<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<!-- --><\/span>\n                <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n            mIWallpaperEngine <span class=\"token operator\">=<\/span> wrapper<span class=\"token punctuation\">;<\/span>\n            mCaller <span class=\"token operator\">=<\/span> wrapper<span class=\"token punctuation\">.<\/span>mCaller<span class=\"token punctuation\">;<\/span>\n            mConnection <span class=\"token operator\">=<\/span> wrapper<span class=\"token punctuation\">.<\/span>mConnection<span class=\"token punctuation\">;<\/span>\n            mWindowToken <span class=\"token operator\">=<\/span> wrapper<span class=\"token punctuation\">.<\/span>mWindowToken<span class=\"token punctuation\">;<\/span>\n            mSurfaceHolder<span class=\"token punctuation\">.<\/span><span class=\"token function\">setSizeFromLayout<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mInitializing <span class=\"token operator\">=<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ \u8fd9\u4e2asession\u7528\u4e8e\u548cWMS\u8fdb\u884c\u901a\u4fe1<\/span>\n            mSession <span class=\"token operator\">=<\/span> <span class=\"token class-name\">WindowManagerGlobal<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">getWindowSession<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ mWindow\u662f\u4e00\u4e2aIWindow\u5bf9\u8c61\uff0c\u7528\u4e8e\u63a5\u6536\u4eceWMS\u53d1\u9001\u8fc7\u6765\u7684\u6d88\u606f<\/span>\n            mWindow<span class=\"token punctuation\">.<\/span><span class=\"token function\">setSession<\/span><span class=\"token punctuation\">(<\/span>mSession<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mLayout<span class=\"token punctuation\">.<\/span>packageName <span class=\"token operator\">=<\/span> <span class=\"token function\">getPackageName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mIWallpaperEngine<span class=\"token punctuation\">.<\/span>mDisplayManager<span class=\"token punctuation\">.<\/span><span class=\"token function\">registerDisplayListener<\/span><span class=\"token punctuation\">(<\/span>mDisplayListener<span class=\"token punctuation\">,<\/span>\n                    mCaller<span class=\"token punctuation\">.<\/span><span class=\"token function\">getHandler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mDisplay <span class=\"token operator\">=<\/span> mIWallpaperEngine<span class=\"token punctuation\">.<\/span>mDisplay<span class=\"token punctuation\">;<\/span>\n            mDisplayContext <span class=\"token operator\">=<\/span> <span class=\"token function\">createDisplayContext<\/span><span class=\"token punctuation\">(<\/span>mDisplay<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mDisplayState <span class=\"token operator\">=<\/span> mDisplay<span class=\"token punctuation\">.<\/span><span class=\"token function\">getState<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">DEBUG<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Log<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">v<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">TAG<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"onCreate(): \"<\/span> <span class=\"token operator\">+<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ \u5b50\u7c7b\u53ef\u4ee5\u91cd\u5199\u8be5\u63a5\u53e3\uff0c\u5728\u8be5\u63a5\u53e3\u4e2d\u53ef\u4ee5\u4fee\u6539mSurfaceHolder\u76f8\u5173\u7684\u5c5e\u6027\uff0c\u8fd9\u4e2a\u65f6\u5019<\/span>\n            <span class=\"token comment\">\/\/ \u7a97\u53e3\u5c1a\u672a\u521b\u5efa\u3002\u8bbe\u7f6e\u7684\u76f8\u5173\u5c5e\u6027\u5c06\u5728updateSurface\u4e2d\u521b\u5efa\u7a97\u53e3\u65f6\u4f7f\u7528<\/span>\n            <span class=\"token function\">onCreate<\/span><span class=\"token punctuation\">(<\/span>mSurfaceHolder<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n            mInitializing <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n            mReportedVisible <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token comment\">\/\/ updateSurface\u4f1a\u8fdb\u884c\u7a97\u53e3\u4ee5\u53caSurface\u7684\u521b\u5efa\u3002<\/span>\n            <span class=\"token function\">updateSurface<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        <span class=\"token comment\">\/\/ \u7701\u7565\u90e8\u5206\u4ee3\u7801......<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<p>\n   attach() \u65b9\u6cd5\u6267\u884c\u7684\u5b8c\u6210\uff0c\u6807\u5fd7\u7740\u58c1\u7eb8\u542f\u52a8\u7684\u5b8c\u6210\uff0c\u4e4b\u540e\u53ef\u4ee5\u8c03\u7528\u58c1\u7eb8\u7684 surface \u663e\u793a\u56fe\u50cf\u3002\n  <\/p>\n<\/p>\n<ul>\n<li>\n    WallpaperConnection\uff1a\u5b9e\u73b0\u5728WallpaperManagerService\u4e2d\uff0c\u5e76\u901a\u8fc7IWallpaperService.attach\u56de\u8c03\u4f20\u9012\u7ed9\u4e86IWallpaperEngineWrapper\uff0c\u901a\u8fc7WallpaperConnection.attachEngine()\u65b9\u6cd5\uff0cWallpaperService\u5c06IWallpaperEngineWrapper\u56de\u4f20\u7ed9\u4e86WallpaperManagerService\uff0c\u5b9e\u73b0\u4e86\u53cc\u5411\u7684\u901a\u4fe1\u3002\n   <\/li>\n<li>\n    IWallpaperService\uff1a\u5b9e\u73b0\u5728WallpaperService\u4e2d\uff0c\u8be5\u5bf9\u8c61\u63d0\u4f9b\u4e86attach\u65b9\u6cd5\uff0c\u7528\u4e8e\u4eceWallpaperManagerService\u83b7\u53d6\u5f15\u64ce\u521b\u5efa\u65f6\u9700\u8981\u7684WindowToken\u7b49\u4fe1\u606f\u3002\n   <\/li>\n<li>\n    IWallpaperEngineWrapper\uff1a\u5b9e\u73b0\u5728\u58c1\u7eb8\u670d\u52a1\u8fdb\u7a0b\u4e2d\uff0c\u540c\u65f6\u5f15\u7528\u4ea4\u7ed9\u4e86WallpaperManagerService\uff0c\u8be5\u5bf9\u8c61\u5c01\u88c5\u4e86Engine\u7c7b\uff0cWallpaperManagerService\u5bf9\u5f15\u64ce\u76f8\u5173\u7684\u63a7\u5236\u9700\u8981\u901a\u8fc7\u8be5\u5bf9\u8c61\u63d0\u4f9b\u7684\u63a5\u53e3\u5b9e\u73b0\u3002\n   <\/li>\n<\/ul><\/div>\n<link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/editerView\/markdown_views-a5d25dd831.css\" rel=\"stylesheet\"\/>\n <link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/style-e504d6a974.css\" rel=\"stylesheet\"\/>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u5728 Android \u4e2d\uff0c\u58c1\u7eb8\u5206\u4e3a\u52a8\u6001\u4e0e\u9759\u6001\u4e24\u79cd\uff0c\u4f46\u5176\u5b9e\u4e24\u8005\u5f97\u672c\u8d28\u90fd\u662f\u4e00\u6837\u3002\u90fd\u4ee5\u4e00\u4e2a Service \u5f97\u5f62 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":215,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-1670","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-\u52a8\u6001\u58c1\u7eb8-livewallpaper\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\" \/>\n<meta property=\"og:description\" content=\"\u524d\u8a00 \u5728 Android \u4e2d\uff0c\u58c1\u7eb8\u5206\u4e3a\u52a8\u6001\u4e0e\u9759\u6001\u4e24\u79cd\uff0c\u4f46\u5176\u5b9e\u4e24\u8005\u5f97\u672c\u8d28\u90fd\u662f\u4e00\u6837\u3002\u90fd\u4ee5\u4e00\u4e2a Service \u5f97\u5f62 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-\u52a8\u6001\u58c1\u7eb8-livewallpaper\/\" \/>\n<meta property=\"og:site_name\" content=\"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-02T10:00:07+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"260\" \/>\n\t<meta property=\"og:image:height\" content=\"180\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"admin@wunen\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin@wunen\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#article\",\"isPartOf\":{\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/\"},\"author\":{\"name\":\"admin@wunen\",\"@id\":\"https:\/\/www.wunen.com\/#\/schema\/person\/d5f7a6cf545656a9c90d507e64452db8\"},\"headline\":\"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper\",\"datePublished\":\"2025-05-02T10:00:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/\"},\"wordCount\":240,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.wunen.com\/#organization\"},\"image\":{\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage\"},\"thumbnailUrl\":\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg\",\"articleSection\":[\"\u52a8\u6001\u58c1\u7eb8\"],\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/\",\"url\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/\",\"name\":\"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\",\"isPartOf\":{\"@id\":\"https:\/\/www.wunen.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage\"},\"image\":{\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage\"},\"thumbnailUrl\":\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg\",\"datePublished\":\"2025-05-02T10:00:07+00:00\",\"breadcrumb\":{\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage\",\"url\":\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg\",\"contentUrl\":\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg\",\"width\":260,\"height\":180},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wunen.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wunen.com\/#website\",\"url\":\"https:\/\/www.wunen.com\/\",\"name\":\"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\",\"description\":\"\u8f6f\u4ef6\u8d44\u8baf\u6765\u7269\u5ae9\",\"publisher\":{\"@id\":\"https:\/\/www.wunen.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wunen.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.wunen.com\/#organization\",\"name\":\"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\",\"url\":\"https:\/\/www.wunen.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wunen.com\/#\/schema\/logo\/image\/\",\"url\":\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/cropped-\u7269\u5ae9-1.png\",\"contentUrl\":\"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/cropped-\u7269\u5ae9-1.png\",\"width\":1024,\"height\":1024,\"caption\":\"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\"},\"image\":{\"@id\":\"https:\/\/www.wunen.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wunen.com\/#\/schema\/person\/d5f7a6cf545656a9c90d507e64452db8\",\"name\":\"admin@wunen\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wunen.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/d90ec1e3faf77c4d4e66e40c29b85ff6401161e0502f401dae2f0e25b38ce25e?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/d90ec1e3faf77c4d4e66e40c29b85ff6401161e0502f401dae2f0e25b38ce25e?s=96&d=mm&r=g\",\"caption\":\"admin@wunen\"},\"sameAs\":[\"http:\/\/www.wunen.com\"],\"url\":\"http:\/\/www.wunen.com\/index.php\/author\/adminwunen\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-\u52a8\u6001\u58c1\u7eb8-livewallpaper\/","og_locale":"zh_CN","og_type":"article","og_title":"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51","og_description":"\u524d\u8a00 \u5728 Android \u4e2d\uff0c\u58c1\u7eb8\u5206\u4e3a\u52a8\u6001\u4e0e\u9759\u6001\u4e24\u79cd\uff0c\u4f46\u5176\u5b9e\u4e24\u8005\u5f97\u672c\u8d28\u90fd\u662f\u4e00\u6837\u3002\u90fd\u4ee5\u4e00\u4e2a Service \u5f97\u5f62 [&hellip;]","og_url":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-\u52a8\u6001\u58c1\u7eb8-livewallpaper\/","og_site_name":"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51","article_published_time":"2025-05-02T10:00:07+00:00","og_image":[{"width":260,"height":180,"url":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg","type":"image\/jpeg"}],"author":"admin@wunen","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin@wunen","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"7 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#article","isPartOf":{"@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/"},"author":{"name":"admin@wunen","@id":"https:\/\/www.wunen.com\/#\/schema\/person\/d5f7a6cf545656a9c90d507e64452db8"},"headline":"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper","datePublished":"2025-05-02T10:00:07+00:00","mainEntityOfPage":{"@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/"},"wordCount":240,"commentCount":0,"publisher":{"@id":"https:\/\/www.wunen.com\/#organization"},"image":{"@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage"},"thumbnailUrl":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg","articleSection":["\u52a8\u6001\u58c1\u7eb8"],"inLanguage":"zh-Hans","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#respond"]}]},{"@type":"WebPage","@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/","url":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/","name":"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51","isPartOf":{"@id":"https:\/\/www.wunen.com\/#website"},"primaryImageOfPage":{"@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage"},"image":{"@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage"},"thumbnailUrl":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg","datePublished":"2025-05-02T10:00:07+00:00","breadcrumb":{"@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/"]}]},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#primaryimage","url":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg","contentUrl":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/\u8d44\u8baf.jpg","width":260,"height":180},{"@type":"BreadcrumbList","@id":"http:\/\/www.wunen.com\/index.php\/2025\/05\/02\/android-10-0-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8-livewallpaper\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wunen.com\/"},{"@type":"ListItem","position":2,"name":"Android 10.0 \u52a8\u6001\u58c1\u7eb8 LiveWallpaper"}]},{"@type":"WebSite","@id":"https:\/\/www.wunen.com\/#website","url":"https:\/\/www.wunen.com\/","name":"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51","description":"\u8f6f\u4ef6\u8d44\u8baf\u6765\u7269\u5ae9","publisher":{"@id":"https:\/\/www.wunen.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wunen.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-Hans"},{"@type":"Organization","@id":"https:\/\/www.wunen.com\/#organization","name":"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51","url":"https:\/\/www.wunen.com\/","logo":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wunen.com\/#\/schema\/logo\/image\/","url":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/cropped-\u7269\u5ae9-1.png","contentUrl":"http:\/\/www.wunen.com\/wp-content\/uploads\/2025\/03\/cropped-\u7269\u5ae9-1.png","width":1024,"height":1024,"caption":"\u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51"},"image":{"@id":"https:\/\/www.wunen.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.wunen.com\/#\/schema\/person\/d5f7a6cf545656a9c90d507e64452db8","name":"admin@wunen","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wunen.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/d90ec1e3faf77c4d4e66e40c29b85ff6401161e0502f401dae2f0e25b38ce25e?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/d90ec1e3faf77c4d4e66e40c29b85ff6401161e0502f401dae2f0e25b38ce25e?s=96&d=mm&r=g","caption":"admin@wunen"},"sameAs":["http:\/\/www.wunen.com"],"url":"http:\/\/www.wunen.com\/index.php\/author\/adminwunen\/"}]}},"_links":{"self":[{"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/posts\/1670","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/comments?post=1670"}],"version-history":[{"count":0,"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/posts\/1670\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/media\/215"}],"wp:attachment":[{"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/media?parent=1670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/categories?post=1670"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wunen.com\/index.php\/wp-json\/wp\/v2\/tags?post=1670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}