{"id":204590,"date":"2023-08-11T09:22:50","date_gmt":"2023-08-11T01:22:50","guid":{"rendered":"https:\/\/www.idc.net\/help\/204590\/"},"modified":"2023-08-11T09:22:50","modified_gmt":"2023-08-11T01:22:50","slug":"%e5%af%b9android%e6%89%8b%e6%9c%ba%e5%85%a8%e6%96%b0%e6%80%a7%e8%83%bd%e5%85%a8%e9%a2%84%e8%a7%88","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/204590\/","title":{"rendered":"\u5bf9Android\u624b\u673a\u5168\u65b0\u6027\u80fd\u5168\u9884\u89c8"},"content":{"rendered":"

\u76ee\u524d\u5e02\u573a\u4e0a\u53d1\u5e03\u7684Android\u624b\u673a<\/font>\uff0c\u5df2\u7ecf\u5168\u9762\u5bf9Android<\/font>\u7684\u6307\u5357\u9488\u3001\u6444\u50cf\u5934\u9884\u89c8\u3001\u52a0\u901f\u5ea6\u4f20\u611f\u5668\u4e0eGPS\u5b50\u7cfb\u7edf\u505a\u51fa\u4e86\u8fdb\u4e00\u6b65\u7684\u63d0\u9ad8\uff0c\u4e0b\u9762\u6587\u7ae0\u5c06\u5bf9\u5176\u529f\u80fd\u8fdb\u884c\u4e86\u5168\u9762\u7684\u4ecb\u7ecd\u4e86\u89e3\u3002<\/p>\n

\u83b7\u5f97\u4f4d\u7f6e\u7ba1\u7406\u5668\u770b\u8d77\u6765\u597d\u50cf\u633a\u7b80\u5355\u7684\uff0c\u4f46\u662f\u8fd8\u662f\u5f97\u7262\u8bb0\u4e00\u4e9b\u4e8b\u9879\u3002\u9996\u5148\uff0c\u6211\u4eec\u4e5f\u8bb8\u53ea\u80fd\u5728UI\u4e3b\u7ebf\u7a0b\u4e2d\u8bf7\u6c42\u4f4d\u7f6e\u7ba1\u7406\u5668\u3002\u6211\u4eec\u8981\u4e48\u5728\u6709\u5173\u52a8\u4f5c\u7684onCreate\u8c03\u7528\u4e2d\u8bf7\u6c42LocationManager\u5bf9\u8c61\u3002<\/p>\n

\u8981\u4e48\u4f7f\u7528LocationManager\u8bf7\u6c42\u521b\u5efa\u4e00\u4e2a\u8fd0\u884c\u4e8e\u4e3b\u7ebf\u7a0b\u7684\u53ef\u6267\u884c\u5bf9\u8c61\u3002\u4e3a\u7b80\u5355\u8d77\u89c1\uff0c\u4e0b\u9762\u7684\u793a\u4f8b\u4ee3\u7801\u5c06\u4ece\u4e00\u4e2a\u52a8\u4f5c\u7684onCreate\u65b9\u6cd5\u4e2d\u6ce8\u518cLocationManager\u66f4\u65b0\u3002\u5982\u60a8\u6240\u89c1\uff0c\u8fd9\u91cc\u58f0\u660e\u4e86\u4e00\u4e2aLocationManager\u5bf9\u8c61.\u3002<\/p>\n

\u4f7f\u7528getSystemService\u83b7\u5f97\u60a8\u7684\u5bf9\u8c61\uff0c\u7136\u540e\u8c03\u7528\u4e86requestLocationUpdates\u3002\u60a8\u53ef\u80fd\u60f3\u77e5\u9053\u4f4d\u7f6e\u66f4\u65b0\u65f6\u9700\u8981\u54ea\u4e9b\u53c2\u6570\u3002\u9996\u5148\uff0c\u60a8\u544a\u8bc9\u7cfb\u7edf\uff0c\u60a8\u60f3\u4f7f\u7528\u7cfb\u7edf\u4e2dGPS\u88c5\u7f6e\u7684\u4f4d\u7f6e\u66f4\u65b0\u529f\u80fd\u3002\u7136\u540e\uff0c\u60a8\u544a\u8bc9\u5b83\u60a8\u5e0c\u671b\u591a\u957f\u65f6\u95f4\u66f4\u65b0\u4e00\u6b21(\u672c\u4f8b\u65f6\u95f4\u95f4\u9694\u4e3a100ms)\u3002<\/p>\n

\u5e76\u4e14\u6bcf\u5f53\u79fb\u52a8\u4e00\u7c73\u4ee5\u4e0a\u65f6\u5c31\u66f4\u65b0\u3002\u8fd9\u6837\uff0cAndroid\u624b\u673a<\/font>\u5c31\u80fd\u8fc5\u901f\u8bc6\u522b\u4ed6\u4eec\u7684\u79fb\u52a8\u60c5\u51b5\u5e76\u8c03\u6574\u5b83\u4eec\u4e0e\u5176\u4ed6\u5bf9\u8c61\u7684\u4f4d\u7f6e\u5173\u7cfb\u3002***\uff0c\u4f20\u5165\u5b9e\u73b0LocationListener\u63a5\u53e3\u7684\u7c7b\u7684\u5b9e\u4f8b\u3002\u4e3a\u4f4d\u7f6e\u66f4\u65b0\u4f20\u9012\u8bf7\u6c42\u540e\uff0cLocationListener\u7c7b\u5c06\u6536\u5230\u521d\u59cb\u4f4d\u7f6e\uff0c\u7ee7\u4e4b\u4ee5\u540e\u6765\u4f4d\u7f6e\u7684\u6539\u53d8\u60c5\u51b5\u3002\u4e0b\u9762\u662f\u6211\u4eec\u7684LocationListener\uff1a<\/p>\n

\n \n \n 
    \n  \n  \n  
  1. <<\/span>html<\/span>><\/span><\/font><\/strong> <\/span><\/span><\/li>\n  \n  \n  
  2.  <\/span><\/li>\n  \n  \n  
  3. <<\/span>head<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  4.  <\/span><\/li>\n  \n  \n  
  5. <<\/span>title<\/span>><\/span><\/font><\/strong>PageTitle<\/span><\/<\/span>title<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  6.  <\/span><\/li>\n  \n  \n  
  7. <\/<\/span>head<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  8.  <\/span><\/li>\n  \n  \n  
  9. <<\/span>body<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  10.  <\/span><\/li>\n  \n  \n  
  11. Thecontentofthebodyelement.  <\/span><\/li>\n  \n  \n  
  12.  <\/span><\/li>\n  \n  \n  
  13. <\/<\/span>body<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  14.  <\/span><\/li>\n  \n  \n  
  15. <\/<\/span>html<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  16.  <\/span><\/li>\n  \n  \n  
  17. \u5c31\u5982Android<\/font>\u7684XML\u5e03\u5c40\u4e00\u6837\uff0c\u6240\u6709\u7684\u5143\u7d20\u90fd\u662f\u7ed3\u6784\u5316\u7684\uff0c\u80fd\u591f\u901a\u8fc7\u6811\u5f62\u7ed3\u6784\u6765\u8868\u793a\uff1a  <\/span><\/li>\n  \n  \n  
  18.  <\/span><\/li>\n  \n  \n  
  19. <?<\/font><\/strong><\/span>xmlversion<\/font><\/span>xmlversion<\/font><\/strong><\/span>=\u201d1.0\u2033<\/span>encoding<\/font><\/span>=\u201dutf-8\u2033<\/span>?><\/font><\/strong><\/span> <\/span><\/li>\n  \n  \n  
  20.  <\/span><\/li>\n  \n  \n  
  21. <<\/span>LinearLayout<\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  22.  <\/span><\/li>\n  \n  \n  
  23. http:\/\/schemas.android<\/font>.com\/apk\/res\/android<\/font>  <\/span><\/li>\n  \n  \n  
  24.  <\/span><\/li>\n  \n  \n  
  25. android<\/font>:orientation<\/font><\/span>=\u201dvertical\u201d  <\/span><\/li>\n  \n  \n  
  26.  <\/span><\/li>\n  \n  \n  
  27. android<\/font>:layout_width<\/font><\/span>=\u201dfill_parent\u201d  <\/span><\/li>\n  \n  \n  
  28.  <\/span><\/li>\n  \n  \n  
  29. android<\/font>:layout_height<\/font><\/span>=\u201dfill_parent\u201d<\/span>><\/font><\/strong><\/span> <\/span><\/li>\n  \n  \n  
  30.  <\/span><\/li>\n  \n  \n  
  31. <<\/span>TextView<\/span><\/font><\/strong> <\/span><\/li>\n  \n  \n  
  32.  <\/span><\/li>\n  \n  \n  
  33. android<\/font>:layout_width<\/font><\/span>=\u201dwrap_content\u201d  <\/span><\/li>\n  \n  \n  
  34.  <\/span><\/li>\n  \n  \n  
  35. android<\/font>:layout_height<\/font><\/span>=\u201dwrap_content\u201d  <\/span><\/li>\n  \n  \n  
  36.  <\/span><\/li>\n  \n  \n  
  37. android<\/font>:text<\/font><\/span>=\u201dHelloWorld\u201d<\/span>\/><\/font><\/strong><\/span> <\/span><\/li>\n  \n  \n  
  38.  <\/span><\/li>\n  \n  \n  
  39. <\/<\/span>LinearLayout<\/span>><\/span><\/font><\/strong> <\/span><\/li>\n \n \n <\/ol><\/pre>\n
    \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u552f\u4e00\u9700\u8981\u5173\u5fc3\u7684\u5c31\u662fonLocationChanged\u8fd9\u4e2a\u65b9\u6cd5\u3002\u7136\u800c\uff0c\u6211\u4eec\u8fd8\u4f1a\u4ecb\u7ecd\u8fd9\u4e2a\u5bf9\u8c61\u7684\u5176\u5b83\u65b9\u6cd5\u3002\u4ee5\u4fbf\u60a8\u5c06\u8fd9\u4e2a\u5bf9\u8c61\u590d\u5236\u5230\u60a8\u81ea\u5df1\u7684\u4ee3\u7801\u4e2d\u65f6\u80fd\u591f\u4e86\u89e3\u5b83\u4eec\u3002 \u4e00\u65e6\u536b\u661f\u9501\u5b9a\u4e86\u8fd9\u4e2a\u8bbe\u5907\uff0c\u65b9\u6cd5onLocationChanged\u5c31\u4f1a\u88ab\u8c03\u7528\uff0c\u4e4b\u540e\u6bcf\u7ecf\u8fc7\u5728\u8bf7\u6c42\u66f4\u65b0\u65f6\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694(\u672c\u4f8b\u4e2d\u4e3a100ms)\u540e\uff0c\u5c31\u4f1a\u8c03\u7528\u4e00\u6b21\u3002<\/p>\n
    \u6bcf\u5f53\u4f4d\u7f6e\u66f4\u65b0\u65f6\uff0c\u90fd\u4f1a\u5e26\u6765\u4e00\u4e2aLocation\u5bf9\u8c61\u3002\u6211\u4eec\u901a\u8fc7\u8fd9\u4e2a\u7c7b\u53ef\u4ee5\u83b7\u5f97\u76ee\u6807\u7684\u7ecf\u7eac\u5ea6\uff0c\u5e76\u5b8c\u6210\u8bb8\u591a\u91cd\u8981\u4e8b\u60c5\u3002\u8fd9\u91cc\u6211\u4eec\u6700\u611f\u5174\u8da3\u7684\u65b9\u6cd5\u662fgetLatitude()\u3001getLongitude()\u3001bearingTo()\u4e0edistanceTo()\u3002\u4f7f\u7528\u8fd9\u56db\u4e2a\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u8ba1\u7b97\u51fa\u4efb\u4f55\u968f\u540e\u7684\u4f4d\u7f6e\u7684\u65b9\u4f4d\u89d2\uff0c\u5e76\u786e\u5b9a\u51fa\u79bb\u60a8\u7684\u8ddd\u79bb\u6709\u591a\u8fdc\u3002<\/p>\n
    \n \n \n 
      \n  \n  \n  
    1. sensorMan<\/font><\/span> = (SensorManager) ctx.getSystemService(Context.SENSOR_SERVICE);  <\/span><\/span><\/li>\n  \n  \n  
    2. sensorMan.registerListener(listener,  <\/span><\/li>\n  \n  \n  
    3.    sensorMan.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),  <\/span><\/li>\n  \n  \n  
    4.    SensorManager.SENSOR_DELAY_FASTEST); <\/span><\/li>\n \n \n <\/ol><\/pre>\n
      \u6211\u4eec\u8c03\u7528\u4e86Android\u624b\u673a<\/font>\u4e0a\u4e0b\u6587\u5bf9\u8c61(\u4e0a\u8ff0\u4ee3\u7801\u4e2d\u4e3actx)\u7684getSystemService\u65b9\u6cd5\u3002\u4e0b\u9762\u662f\u7528\u4e8e\u65b9\u5411\u76d1\u542c\u5668\u4e0e\u52a0\u901f\u5ea6\u4f20\u611f\u5668\u76d1\u542c\u5668\u7684\u5b8c\u6574\u4ee3\u7801\u3002<\/p>\n
      \u3010\u7f16\u8f91\u63a8\u8350\u3011<\/p>\n
        \n
      1. \u65b0\u4e00\u4ee3\u7684Android\u624b\u673a<\/font>\u4ecb\u7ecd <\/li>\n
      2. \u6df1\u5ea6\u5256\u6790Android<\/font> SDK\u7248\u672c\u4ecb\u7ecd <\/li>\n
      3. \u8c37\u6b4cAndroid\u624b\u673a<\/font>\u80fd\u5426\u7ad9\u7a33\u4e2d\u56fd <\/li>\n
      4. PythonAndroid<\/font>\u6df1\u5ea6\u5256\u6790Android<\/font>\u5e94\u7528\u7a0b\u5e8f\u7684\u56db\u79cd\u6784 \u9020\u5757 <\/li>\n
      5. \u63a2\u79d8\u4e0e\u4f17\u4e0d\u540c\u7684Android<\/font>\u7cfb\u7edf\uff1f <\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
        \u76ee\u524d\u5e02\u573a\u4e0a\u53d1\u5e03\u7684Android\u624b\u673a\uff0c\u5df2\u7ecf\u5168\u9762\u5bf9Android\u7684\u6307\u5357\u9488\u3001\u6444\u50cf\u5934\u9884\u89c8\u3001\u52a0\u901f\u5ea6\u4f20\u611f\u5668\u4e0eGPS\u5b50\u7cfb\u7edf\u505a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[195111],"tags":[],"class_list":["post-204590","post","type-post","status-publish","format-standard","hentry","category-android"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/204590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=204590"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/204590\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=204590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=204590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=204590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}