Android中惯用的Intent

//调用浏览器Uri uri = Uri.parse("");Intent it  = new Intent(Intent.ACTION_VIEW,uri);startActivity(it);//显示某个坐标在地图上Uri uri = Uri.parse("geo:38.899533,-77.036476");Intent it = new Intent(Intent.Action_VIEW,uri);startActivity(it); //显示路径Uri uri = Uri.parse("http://maps.google.com/maps?f=d&saddr=startLat%20startLng&daddr=endLat%20endLng&hl=en");Intent it = new Intent(Intent.ACTION_VIEW,URI);startActivity(it);//拨打电话Uri uri = Uri.parse("tel:10086");Intent it = new Intent(Intent.ACTION_DIAL, uri);  startActivity(it);  Uri uri = Uri.parse("tel.10086");Intent it =new Intent(Intent.ACTION_CALL,uri);需要添加 <uses-permission id="android.permission.CALL_PHONE" /> 这个权限到androidmanifest.xml//发送短信或彩信Intent it = new Intent(Intent.ACTION_VIEW);   it.putExtra("sms_body", "The SMS text");   it.setType("vnd.android-dir/mms-sms");   startActivity(it);  //发送短信Uri uri = Uri.parse("smsto:10086");   Intent it = new Intent(Intent.ACTION_SENDTO, uri);   it.putExtra("sms_body", "cwj");   startActivity(it);  //发送彩信Uri uri = Uri.parse("content://media/external/images/media/23");   Intent it = new Intent(Intent.ACTION_SEND);   it.putExtra("sms_body", "some text");   it.putExtra(Intent.EXTRA_STREAM, uri);   it.setType("image/png");   startActivity(it); //发送邮件 Uri uri = Uri.parse("mailto:[email protected]");Intent it = new Intent(Intent.ACTION_SENDTO, uri);startActivity(it);Intent it = new Intent(Intent.ACTION_SEND);   it.putExtra(Intent.EXTRA_EMAIL, [email protected]);   it.putExtra(Intent.EXTRA_TEXT, "The email body text");   it.setType("text/plain");   startActivity(Intent.createChooser(it, "Choose Email Client"));  Intent it=new Intent(Intent.ACTION_SEND);     String[] tos={"[email protected]"};     String[] ccs={"[email protected]"};     it.putExtra(Intent.EXTRA_EMAIL, tos);     it.putExtra(Intent.EXTRA_CC, ccs);     it.putExtra(Intent.EXTRA_TEXT, "The email body text");     it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");     it.setType("message/rfc822");     startActivity(Intent.createChooser(it, "Choose Email Client"));   //播放媒体文件Intent it = new Intent(Intent.ACTION_VIEW);Uri uri = Uri.parse("file:///sdcard/cwj.mp3");it.setDataAndType(uri, "audio/mp3");startActivity(it);Uri uri = Uri.withAppendedPath(MediaStore.Audio.Media.INTERNAL_CONTENT_URI, "1");   Intent it = new Intent(Intent.ACTION_VIEW, uri);   startActivity(it);  //卸载APKUri uri = Uri.fromParts("package", strPackageName, null);   Intent it = new Intent(Intent.ACTION_DELETE, uri);   startActivity(it);//卸载apk 2Uri uninstallUri = Uri.fromParts("package", "xxx", null);returnIt = new Intent(Intent.ACTION_DELETE, uninstallUri);//安装APKUri installUri = Uri.fromParts("package", "xxx", null);returnIt = new Intent(Intent.ACTION_PACKAGE_ADDED, installUri);//播放音乐Uri playUri = Uri.parse("file:///sdcard/download/sth.mp3");returnIt = new Intent(Intent.ACTION_VIEW, playUri);//发送附近Intent it = new Intent(Intent.ACTION_SEND);  it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");  it.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/cwj.mp3");  sendIntent.setType("audio/mp3");  startActivity(Intent.createChooser(it, "Choose Email Client"));//market上某个应用信，pkg_name就是应用的packageNameUri uri = Uri.parse("market://search?q=pname:pkg_name");  Intent it = new Intent(Intent.ACTION_VIEW, uri);  startActivity(it);  //market上某个应用信息，app_id可以通过www网站看下Uri uri = Uri.parse("market://details?id=app_id");  Intent it = new Intent(Intent.ACTION_VIEW, uri);  startActivity(it);  //调用搜索Intent intent = new Intent();intent.setAction(Intent.ACTION_WEB_SEARCH);intent.putExtra(SearchManager.QUERY,"android123")startActivity(intent);