从fragment 跳转至activity

private void initialView() {
RelativeLayout relative;
relative = (RelativeLayout) messageLayout.findViewById(R.id.todo_list);
relative.setOnClickListener(this);
}



public void onClick(View v) {
switch (v.getId()) {
case R.id.todo_list: {
Intent intent = new Intent(getActivity(), targetActivity.class);//targetActivity是要跳转至的activity
startActivity(intent);
break;
}
default:
break;
}

}