android之内容分享及删除

private void shareContent(){
        //设置分享目标
        Intent target=
        new Intent(Intent.ACTION_SEND);
        //设置要分享的内容的类型
        target.setType("text/*");
        //设置要分享的内容
        target.putExtra(Intent.EXTRA_TEXT, content);
        //封装target
        Intent intent=
        Intent.createChooser(target, "请选择");
        //启动activity
        startActivity(intent);
    }
    /**实现内容的删除*/
    private void deleteContent(){
        new AlertDialog.Builder(this)
        .setTitle("标题")
        .setMessage("确定删除吗")
        .setPositiveButton("确定",new OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dao.delete("notetab", _id);
                finish();
            }
        })
        .setNegativeButton("取消", null)
        .create().show();