Android系统调用之Intent

		

	 

	android通过程序打开mp3播放器播放音乐

	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); 

	 

	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);   

	 

	 

	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<uses-permission id="android.permission.CALL_PHONE" />

	 

	 

	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);   

	 

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补充：移动开发 , Android ,

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