{"id":2622,"date":"2025-05-23T00:00:10","date_gmt":"2025-05-22T16:00:10","guid":{"rendered":"https:\/\/www.wunen.com\/index.php\/2025\/05\/23\/android-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8\/"},"modified":"2025-05-23T00:00:10","modified_gmt":"2025-05-22T16:00:10","slug":"android-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8","status":"publish","type":"post","link":"http:\/\/www.wunen.com\/index.php\/2025\/05\/23\/android-%e5%8a%a8%e6%80%81%e5%a3%81%e7%ba%b8\/","title":{"rendered":"Android \u52a8\u6001\u58c1\u7eb8"},"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-github-gist\" 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<h2 id=\"wallpaperservice\">\n   WallpaperService<br \/>\n  <\/h2>\n<h3 id=\"\u7ee7\u627f\u5173\u7cfb\">\n   \u7ee7\u627f\u5173\u7cfb<br \/>\n  <\/h3>\n<ul>\n<li>\n    java.lang.Object<br \/>\n    <\/p>\n<ul>\n<li>\n      \u21b3android.content.Context<br \/>\n      <\/p>\n<ul>\n<li>\n        \u21b3android.content.ContextWrapper<br \/>\n        <\/p>\n<ul>\n<li>\n          \u21b3android.app.Service<br \/>\n          <\/p>\n<ul>\n<li>\n            \u21b3android.service.wallpaper.WallpaperService\n           <\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 id=\"\u6982\u8ff0\">\n   \u6982\u8ff0<br \/>\n  <\/h3>\n<p>\n   \u8fd9\u662f\u4e00\u4e2a\u7528\u4e8e\u663e\u793a\u52a8\u6001\u58c1\u7eb8\u7684Wallpaper Service\u3002\u8fd9\u4e2aService\u672c\u8eab\u505a\u7684\u4e8b\u60c5\u5f88\u5c11\uff0c\u5b83\u4ec5\u4ec5\u662f\u5728\u9700\u8981\u7684\u65f6\u5019\u521b\u5efa\u4e00\u4e2aWallpaperService.Engine\u5bf9\u8c61\u800c\u5df2\u3002\u56e0\u6b64\uff0c\u5f53\u9700\u8981\u81ea\u5b9a\u4e49\u52a8\u6001\u58c1\u7eb8\u7684\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2aWallpaper Service\u7684\u5b50\u7c7b\uff0c\u540c\u65f6\u91cd\u5199\u5305\u542b\u5728WallpaperService\u5176\u4e2d\u7684Engine\u5b50\u7c7b\u7684onCreateEngine()\u65b9\u6cd5\u3002\n  <\/p>\n<h3 id=\"\u65b9\u6cd5\">\n   \u65b9\u6cd5<br \/>\n  <\/h3>\n<h4 id=\"\u5185\u90e8\u7c7b\">\n   \u5185\u90e8\u7c7b<br \/>\n  <\/h4>\n<table>\n<thead>\n<tr>\n<th>\n      \u7c7b\u578b\n     <\/th>\n<th>\n      \u65b9\u6cd5\u540d\n     <\/th>\n<th>\n      \u4ecb\u7ecd\n     <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\n      class\n     <\/td>\n<td>\n      WallpaperService.Engine\n     <\/td>\n<td>\n      The actual implementation of a wallpaper.\u771f\u6b63\u5b9e\u73b0\u52a8\u6001\u58c1\u7eb8\u6e32\u67d3\u7684\u529f\u80fd\u7c7b\n     <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"\u516c\u6709\u65b9\u6cd5\">\n   \u516c\u6709\u65b9\u6cd5<br \/>\n  <\/h4>\n<table>\n<thead>\n<tr>\n<th>\n      \u7c7b\u578b\n     <\/th>\n<th>\n      \u65b9\u6cd5\u540d\n     <\/th>\n<th>\n      \u4ecb\u7ecd\n     <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\n      final IBinder\n     <\/td>\n<td>\n      onBind(Intent intent)\n     <\/td>\n<td>\n      Implement to return the implementation of the internal accessibility service interface.\u63d0\u4f9b\u63a5\u53e3\u4f9b\u7528\u6237\u4f7f\u7528\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onCreate()\n     <\/td>\n<td>\n      \u5f00\u59cb\u521b\u5efa\u7684\u65f6\u5019\u88ab\u8c03\u7528\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      abstact WallpaperService.Engine\n     <\/td>\n<td>\n      onCreateEngine()\n     <\/td>\n<td>\n      \u5f53\u9700\u8981\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684WallpaperService.Engine\u5bf9\u8c61\u7684\u65f6\u5019\u88ab\u8c03\u7528\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onDestory()\n     <\/td>\n<td>\n      \u5f53\u4e0d\u88ab\u4f7f\u7528\u7684\u65f6\u5019\u5c06\u4f1a\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"\u4fdd\u62a4\u65b9\u6cd5\">\n   \u4fdd\u62a4\u65b9\u6cd5<br \/>\n  <\/h4>\n<table>\n<thead>\n<tr>\n<th>\n      \u7c7b\u578b\n     <\/th>\n<th>\n      \u65b9\u6cd5\u540d\n     <\/th>\n<th>\n      \u4ecb\u7ecd\n     <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      dump(FileDescriptor fd,PrintWriter out,String[] args)\n     <\/td>\n<td>\n      \u5411\u6d41\u4e2d\u5199\u5165WallpaperService\u7684\u72b6\u6001\n     <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"wallpaperserviceengine\">\n   WallpaperService.Engine<br \/>\n  <\/h2>\n<h3 id=\"\u7ee7\u627f\u5173\u7cfb-1\">\n   \u7ee7\u627f\u5173\u7cfb<br \/>\n  <\/h3>\n<ul>\n<li>\n    java.lang.Object<br \/>\n    <\/p>\n<ul>\n<li>\n      \u21b3android.service.wallpaper.WallpaperService.Engine\n     <\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 id=\"\u6982\u8ff0-1\">\n   \u6982\u8ff0<br \/>\n  <\/h3>\n<p>\n   \u52a8\u6001\u58c1\u7eb8\u7684\u6e32\u67d3\u5b9e\u73b0\u4e3b\u8981\u9760\u8fd9\u4e2a\u5185\u90e8\u7c7b\u6765\u5b9e\u73b0\u3002\u4e00\u4e2a\u52a8\u6001\u58c1\u7eb8\u670d\u52a1(Wallpaper Service)\u9700\u8981\u8003\u8651\u591a\u4e2a\u5bf9\u8c61(instances)\u540c\u65f6\u8fd0\u884c\u7684\u60c5\u51b5(\u4f8b\u5982\uff1a\u8be5\u52a8\u6001\u58c1\u7eb8\u6b63\u5728\u5e94\u7528\u4e14\u7528\u6237\u5728\u52a8\u6001\u58c1\u7eb8\u8bbe\u7f6e\u4e2d\u9884\u89c8\u8be5\u52a8\u6001\u58c1\u7eb8)\u3002\u56e0\u6b64\uff0c\u4f60\u9700\u8981\u4f7f\u7528onCreateEngine()\u6765\u8fd4\u56de\u660e\u786e\u7684\u5177\u4f53\u7684Engine\u5bf9\u8c61\u3002\n  <\/p>\n<h3 id=\"\u65b9\u6cd5-1\">\n   \u65b9\u6cd5<br \/>\n  <\/h3>\n<h4 id=\"\u516c\u6709\u7c7b\">\n   \u516c\u6709\u7c7b<br \/>\n  <\/h4>\n<table>\n<thead>\n<tr>\n<th>\n      \u7c7b\u578b\n     <\/th>\n<th>\n      \u65b9\u6cd5\u540d\n     <\/th>\n<th>\n      \u4ecb\u7ecd\n     <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\n      int\n     <\/td>\n<td>\n      getDesiredminimunHeight()\n     <\/td>\n<td>\n      \u8fd4\u56de\u58c1\u7eb8\u9700\u8981\u7684\u6700\u5c0f\u9ad8\u5ea6\uff0c\u5047\u5982\u8fd4\u56de\u7684\u503c\u5c0f\u4e8e\u7b49\u4e8e0\uff0c\u5c31\u8fd4\u56de\u9ed8\u8ba4\u663e\u793a\u7684\u9ad8\u5ea6\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      int\n     <\/td>\n<td>\n      getDesiredminimunWidth()\n     <\/td>\n<td>\n      \u8fd4\u56de\u58c1\u7eb8\u9700\u8981\u7684\u6700\u5c0f\u5bbd\u5ea6\uff0c\u5047\u5982\u8fd4\u56de\u7684\u503c\u5c0f\u4e8e\u7b49\u4e8e0\uff0c\u5c31\u8fd4\u56de\u9ed8\u8ba4\u663e\u793a\u7684\u5bbd\u5ea6\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      SurfaceHolder\n     <\/td>\n<td>\n      getSurfaceHolder()\n     <\/td>\n<td>\n      \u53ef\u4ee5\u5728Wallpaper\u6e32\u67d3\u65f6\u5019\u8fdb\u884c\u4e00\u7cfb\u5217\u8bbe\u7f6e\uff0c\u5982\u8bbe\u7f6e\u6837\u5f0f\u3001\u8bbe\u7f6e\u5bbd\u9ad8\u3001\u8bbe\u7f6e\u900f\u660e\u5ea6\u3001\u4fdd\u6301\u5c4f\u5e55\u5e38\u4eae\u3001\u9501\u5b9a\u753b\u5e03\u3001\u89e3\u9501\u753b\u5e03\u7b49\u7b49\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      boolean\n     <\/td>\n<td>\n      isPreview()\n     <\/td>\n<td>\n      \u5f53\u5904\u4e8e\u9884\u89c8\u754c\u9762\u7684\u65f6\u5019\uff0c\u8fd4\u56detrue\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      boolean\n     <\/td>\n<td>\n      isVisible()\n     <\/td>\n<td>\n      \u8fd4\u56de\u5f53\u524d\u52a8\u6001\u58c1\u7eb8\u7684\u72b6\u6001\u3002\u53ef\u89c6\u4e3a\u771f\uff0c\u4e0d\u53ef\u89c6\u4e3a\u5047\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      Bundle\n     <\/td>\n<td>\n      onCommand(String action,int x,int y,int z,Bundle extras,boolean resultRequested)\n     <\/td>\n<td>\n      \u6267\u884c\u53d1\u9001\u5230Wallpaper\u7684\u6307\u4ee4\uff08Command\uff09\uff0c\u9ed8\u8ba4\u8fd4\u56denull\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onCreate(SurfaceHolder surfaceHolder)\n     <\/td>\n<td>\n      \u5f53\u521a\u521b\u5efaEngine\u7684\u65f6\u5019\u88ab\u8c03\u7528\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onDesiredSizeChanged(int desiredWidth,int desireHeight)\n     <\/td>\n<td>\n      \u5f53\u8981\u6c42\u7684\u5bbd\u9ad8\u53d8\u5316\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onDestroy()\n     <\/td>\n<td>\n      \u5f53Engine\u88ab\u9500\u6bc1\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onOffsetsChanged(float xOffsets,float yOffsets,float xOffsetStep,float yOffsetStep,int xPixelOffset,int yPixelOffset)\n     <\/td>\n<td>\n      \u63d0\u4f9b\u9875\u9762\u5bb9\u5668\u4e2d\u7684wallpaper\u7684\u504f\u79fb\u91cf\u53d8\u5316\u53c2\u6570\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onSurfaceChanged(SurfaceHolder holder,int format,int width,int height)\n     <\/td>\n<td>\n      \u5f53SurfaceHolder\u7684\u5bbd\u9ad8\u53d1\u751f\u53d8\u5316\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onSurfaceCreated(SurfaceHolder surfaceHolder)\n     <\/td>\n<td>\n      Surface\u88ab\u521b\u5efa\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      surfaceDestroyed(SurfaceHolder surfaceHolder)\n     <\/td>\n<td>\n      Surface\u88ab\u9500\u6bc1\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onSurfaceRedrawNeeded()\n     <\/td>\n<td>\n      \u5f53\u9700\u8981\u91cd\u65b0\u7ed8\u5236Surface\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onTouchEvent()\n     <\/td>\n<td>\n      \u5f53\u6709\u70b9\u51fb\u4e8b\u4ef6\u53d1\u751f\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      onVisibility()\n     <\/td>\n<td>\n      \u5f53\u4ece\u53ef\u89c6\u72b6\u6001\u53d8\u4e3a\u9690\u85cf\u72b6\u6001\uff0c\u6216\u8005\u9690\u85cf\u72b6\u6001\u53d8\u4e3a\u53ef\u89c6\u72b6\u6001\u7684\u65f6\u5019\u88ab\u8c03\u7528\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      setOffsetNotificationsEnabled()\n     <\/td>\n<td>\n      \u662f\u5426\u63a5\u6536wallpaper\u7684\u504f\u79fb\u901a\u77e5\u3002\n     <\/td>\n<\/tr>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      setTouchEventsEnabled()\n     <\/td>\n<td>\n      \u662f\u5426\u63a5\u6536\u70b9\u51fb\u4e8b\u4ef6\n     <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"\u4fdd\u62a4\u7c7b\">\n   \u4fdd\u62a4\u7c7b<br \/>\n  <\/h3>\n<table>\n<thead>\n<tr>\n<th>\n      \u7c7b\u578b\n     <\/th>\n<th>\n      \u65b9\u6cd5\u540d\n     <\/th>\n<th>\n      \u4ecb\u7ecd\n     <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\n      void\n     <\/td>\n<td>\n      dump(String prefix,FileDescriptor fd,PrintWriter out,String[] args)\n     <\/td>\n<td>\n      \u5411\u6d41\u4e2d\u5199\u5165WallpaperService\u7684\u72b6\u6001\n     <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"\u9644\u5f55\">\n   \u9644\u5f55<br \/>\n  <\/h2>\n<ul>\n<li>\n    GURU &#8211;<br \/>\n    <a href=\"http:\/\/androidsrc.net\/android-live-wallpaper-tutorial\/\" rel=\"nofollow\"><br \/>\n     Android Live wallpaper Tutorial<br \/>\n    <\/a>\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>WallpaperService \u7ee7\u627f\u5173\u7cfb java.lang.Object \u21b3android.content [&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-2622","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 \u52a8\u6001\u58c1\u7eb8 - \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\" 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