android服务协议和隐私政策效果

【实例截图】

【核心代码】

package com.cj.spannablestringbuilderdemo; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.text.Spannable; import android.text.SpannableStringBuilder; import android.text.method.LinkMovementMethod; import android.text.style.ClickableSpan; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.TextView; import android.widget.Toast; public class MainActivity extends AppCompatActivity implements View.OnClickListener { private Button btnLogin; private CheckBox checkBox; private TextView tvPrivacy;
    @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        initData();
    } private void initView() {
        btnLogin=findViewById(R.id.btn_login);
        checkBox=findViewById(R.id.checkBox);
        tvPrivacy=findViewById(R.id.tv_privacy);
        btnLogin.setOnClickListener(this);
    } private void initData() { //        我同意本DEMO的隐私政策和服务协议  SpannableStringBuilder builder=new SpannableStringBuilder(getString(R.string.string_privacy));
        ClickableSpan clickSpanPrivacy=new ClickableSpan() {
            @Override public void onClick( View widget) { //                跳转隐私政策网址  Toast.makeText(MainActivity.this, getString(R.string.string_toast_to_privacy), Toast.LENGTH_SHORT).show();
            }
        };
        builder.setSpan(clickSpanPrivacy,9,13, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        ClickableSpan clickableSpanProtocol=new ClickableSpan() {
            @Override public void onClick( View widget) { //                跳转服务协议  Toast.makeText(MainActivity.this, getString(R.string.string_toast_to_service), Toast.LENGTH_SHORT).show();
            }
        };
        builder.setSpan(clickableSpanProtocol,14,18,Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        tvPrivacy.setText(builder);
        tvPrivacy.setMovementMethod(LinkMovementMethod.getInstance());//调用此方法时文字点击事件才有效  }
    @Override public void onClick(View v) { if(!checkBox.isChecked()){ //            请同意隐私政策和服务协议  Toast.makeText(this, getString(R.string.string_toast_privacy_service), Toast.LENGTH_SHORT).show();
        }else {
            Toast.makeText(this, getString(R.string.string_toast_login_success), Toast.LENGTH_SHORT).show();
        }
    }
}