安卓小记(调用系统自带的部分功能)

显示网页: 
        Uri uri = Uri.parse("http://www.google.com");
  Intent it = new Intent(Intent.ACTION_VIEW,uri);
  startActivity(it);
显示地图: 
  Uri uri = Uri.parse("geo:38.899533,-77.036476");
  Intent it = new Intent(Intent.Action_VIEW,uri);
  startActivity(it);

路径规划:
   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:
  调用拨号程序 Uri uri = Uri.parse("tel:xxxxxx");
  Intent it = new Intent(Intent.ACTION_DIAL, uri);
  startActivity(it);

  Uri uri = Uri.parse("tel.xxxxxx");
  Intent it =new Intent(Intent.ACTION_CALL,uri);
  要使用这个必须在配置文件中加入

发送SMS/MMS:
  调用发送短信的程序 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:0800000123");
  Intent it = new Intent(Intent.ACTION_SENDTO, uri);
  it.putExtra("sms_body", "The SMS text");
  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Email
  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"));

添加附件 
    Intent it= new Intent(Intent.ACTION_SEND);
  it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");
  it.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/mysong.mp3");
  sendIntent.setType("audio/mp3");
  startActivity(Intent.createChooser(it, "Choose Email Client"));

播放多媒体
  Intent it = new Intent(Intent.ACTION_VIEW);
  Uri uri = Uri.parse("file:///sdcard/song.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);

  Uninstall 程序 Uri uri = Uri.fromParts("package", strPackageName, null);
  Intent it = new Intent(Intent.ACTION_DELETE, uri);
  startActivity(it);
  sdk 文档 android_sdk/docs/guide/appendix/g-app-intents.html

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