Android系统基本功能

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打电话

Code：

Uri uri =Uri.parse("tel:15800001234");Intentintent = new Intent(Intent.ACTION_CALL, uri);startActivity(intent);

权限：

<uses-permissionandroid:name="android.permission.CALL_PHONE" />

发短信

Code：

<span style="white-space:pre"></span>Uriuri = Uri.parse("smsto:15800001234");<span style="white-space:pre"></span>Intentintent = new Intent(Intent.ACTION_SENDTO, uri);<span style="white-space:pre"></span>intent.putExtra("sms_body","android...");<span style="white-space:pre"></span>startActivity(intent);

权限：

<uses-permissionandroid:name="android.permission.SEND_SMS"/>

安装APK

 <span style="white-space:pre"></span>FileapkFile = new File("mnt/sdcard/tts_3.1_market.apk");<span style="white-space:pre"></span>Intentintent = new Intent();<span style="white-space:pre"></span>intent.setAction(Intent.ACTION_VIEW);<span style="white-space:pre"></span><span style="white-space:pre"></span>intent.setDataAndType(Uri.fromFile(apkFile),"application/vnd.android.package-archive"); <span style="white-space:pre"></span>startActivity(intent);

文件浏览

FiledirFile = new File("指定的目录");

File[] files =dirFile.listFiles();

系统音乐播放器

<span style="white-space:pre"></span>Intent intent = newIntent();<span style="white-space:pre"></span>Uri uri =Uri.parse(url);<span style="white-space:pre"></span>intent.setDataAndType(uri,"audio/*"); <span style="white-space:pre"></span>intent.setAction(Intent.ACTION_VIEW);<span style="white-space:pre"></span>startActivity(intent);

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