Android系統調用之Intent

 

android通過程式開啟mp3播放器播放音樂

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 程式:

Uri uri = Uri.fromParts("package", strPackageName, null);    

 

Intent it = new Intent(Intent.ACTION_DELETE, uri);    

 

startActivity(it); 

 

發送多媒體訊息

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);   

 

 

 

 

發送SMS/MMS

調用傳送簡訊的程式

 Intent it = new Intent(Intent.ACTION_VIEW);    

 

it.putExtra("sms_body", "The SMS text");    

 

it.setType("vnd.android-dir/mms-sms");    

 

startActivity(it);    

 

傳送簡訊

 

Uri uri = Uri.parse("smsto:0800000123");    

 

Intent it = new Intent(Intent.ACTION_SENDTO, uri);    

 

it.putExtra("sms_body", "The SMS text");    

 

startActivity(it);   

 

 

撥打到電話:

調用撥號程式

 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); 

 

 

要使用這個必須在設定檔中加入<uses-permission id="android.permission.CALL_PHONE" />

 

 

顯示網頁:

 Uri uri = Uri.parse("http://www.google.com"); 

 

Intent it = new Intent(Intent.ACTION_VIEW,uri); 

 

startActivity(it); 

 

顯示地圖:

 

 Uri uri = Uri.parse("geo:38.899533,-77.036476"); 

 

Intent it = new Intent(Intent.Action_VIEW,uri); 

 

startActivity(it);   

路徑規劃:

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);   

 

摘自 明月天涯