Android系统内置分享到功能

public void onClickShare(View view) {

        Intent intent=new Intent(Intent.ACTION_SEND);
        intent.setType("image/*");
        intent.putExtra(Intent.EXTRA_SUBJECT, "分享");
        intent.putExtra(Intent.EXTRA_TEXT, "分享文本。。。。");
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        startActivity(Intent.createChooser(intent, getTitle()));

    }