打开其他应用程序和分享

1 Intent intent = new Intent();
2         ComponentName cmp = new ComponentName("com.tencent.mobileqq","com.tencent.mobileqq.activity.SplashActivity");
3         intent.setAction(Intent.ACTION_MAIN);
4         intent.addCategory(Intent.CATEGORY_LAUNCHER);
5         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
6         intent.setComponent(cmp);
7         startActivity(intent);

1 Intent intent=new Intent(Intent.ACTION_SEND);   
2 
3         intent.setType("text/plain");   
4 
5         intent.putExtra(Intent.EXTRA_SUBJECT,"分享");   
6         intent.putExtra(Intent.EXTRA_TEXT, "hello，weibo！");    
7         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);   
8         startActivity(Intent.createChooser(intent, "share"));