Android启动页用户相关政策弹框的实现代码

<&＃63;xml version="1.0" encoding="utf-8"&＃63;>

 
  
  
  
  
   
   
   
   
  
 

import android.app.Dialog;
import android.content.Context;
import android.os.Bundle;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.method.LinkMovementMethod;
import android.view.View;
import android.view.Window;
import android.widget.TextView;
import androidx.annotation.NonNull;
import com.huantek.module.sprint.R;
public class AgreementDialog extends Dialog {
 private Context context;
 private TextView tv_tittle;
 private TextView tv_content;
 private TextView tv_dialog_ok;
 private TextView tv_dialog_no;
 private String title;
 private SpannableString str;
 private View.OnClickListener mClickListener;
 private String btnName;
 private String no;
 private String strContent;
 public AgreementDialog(@NonNull Context context) {
  super(context);
 }
 //构造方法
 public AgreementDialog(Context context, SpannableString content, String strContent, String title) {
  super(context, R.style.MyDialog);
  this.cOntext= context;
  this.str = content;
  this.strCOntent= strContent;
  this.title = title;
 }
 public AgreementDialog setOnClickListener(View.OnClickListener onClick) {
  this.mClickListener = onClick;
  return this;
 }
 public AgreementDialog setBtName(String yes, String no) {
  this.btnName = yes;
  this.no = no;
  return this;
 }
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  requestWindowFeature(Window.FEATURE_NO_TITLE);
  setContentView(R.layout.widget_sprint_user_dialog);
  initView();
 }
 private void initView() {
  tv_dialog_ok = (TextView) findViewById(R.id.tv_dialog_ok);
  tv_tittle = (TextView) findViewById(R.id.tv_sprint_title);
  tv_cOntent= (TextView) findViewById(R.id.tv_sprint_content);
  tv_dialog_no = (TextView) findViewById(R.id.tv_dialog_no);
  tv_content.setMovementMethod(LinkMovementMethod.getInstance());
  if (!TextUtils.isEmpty(btnName)) {
   tv_dialog_ok.setText(btnName);
  }
  if (!TextUtils.isEmpty(no)) {
   tv_dialog_no.setText(no);
  }
  //设置点击对话框外部不可取消
  this.setCanceledOnTouchOutside(false);
  this.setCancelable(true);
  tv_dialog_ok.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View arg0) {
    AgreementDialog.this.dismiss();
    if (mClickListener != null) {
     mClickListener.onClick(tv_dialog_ok);
    }
   }
  });
  tv_dialog_no.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View arg0) {
    AgreementDialog.this.dismiss();
    if (mClickListener != null) {
     mClickListener.onClick(tv_dialog_no);
    }
   }
  });
  if (TextUtils.isEmpty(strContent)) {
   tv_content.setText(str);
  } else {
   tv_content.setText(strContent);
  }
  tv_tittle.setText(title);
 }
}

//是否是第一次使用
 private boolean isFirstUse;

SharedPreferences preferences = getSharedPreferences("isFirstUse", MODE_PRIVATE);
  //默认设置为true
  isFirstUse = preferences.getBoolean("isFirstUse", true);

 new AgreementDialog(context, generateSp("感谢您信任并使用" + AppUtils.getAppName(this)+"XXXXXX《"+ AppUtils.getAppName(this) + "用户协议》" +
     "和《"+ AppUtils.getAppName(this) + "隐私政策》" +
     "XXXXX"),null,"温馨提示").setBtName("同意", "不同意")
     .setOnClickListener(new View.OnClickListener() {

      @Override
      public void onClick(View v) {
       switch (v.getId()){
        case R.id.tv_dialog_ok:
         //实例化Editor对象
         SharedPreferences.Editor editor = preferences.edit();
         //存入数据
         editor.putBoolean("isFirstUse", false);
         //提交修改
         editor.commit();
         //这里是一开始的申请权限，不懂可以看我之前的博客
         requirePermission();

         break;
        case R.id.tv_dialog_no:
         finish();
         break;
       }

      }
     }).show();
  } else {
  }

 private SpannableString generateSp(String text) {
 //定义需要操作的内容
  String high_light_1 = "《用户协议》";
  String high_light_2 = "《隐私政策》";
  
  SpannableString spannableString = new SpannableString(text);
  //初始位置
  int start = 0;
  //结束位置
  int end;
  int index;
  //indexOf(String str, int fromIndex): 返回从 fromIndex 位置开始查找指定字符在字符串中第一次出现处的索引，如果此字符串中没有这样的字符，则返回 -1。
  //简单来说，(index = text.indexOf(high_light_1, start)) > -1这部分代码就是为了查找你的内容里面有没有high_light_1这个值的内容，并确定它的起始位置
  while ((index = text.indexOf(high_light_1, start)) > -1) {
   //结束的位置
   end = index + high_light_1.length();
   spannableString.setSpan(new QMUITouchableSpan(this.getResources().getColor(R.color.colorFont_0098FA), this.getResources().getColor(R.color.colorFont_0098FA),
     this.getResources().getColor(R.color.colorWhite), this.getResources().getColor(R.color.colorWhite)) {
    @Override
    public void onSpanClick(View widget) {
     
     // 点击用户协议的相关操作，可以使用WebView来加载一个网页
    }
   }, index, end, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
   start = end;
  }

  start = 0;
  while ((index = text.indexOf(high_light_2, start)) > -1) {
   end = index + high_light_2.length();
   spannableString.setSpan(new QMUITouchableSpan(this.getResources().getColor(R.color.colorFont_0098FA), this.getResources().getColor(R.color.colorFont_0098FA),
     this.getResources().getColor(R.color.colorWhite), this.getResources().getColor(R.color.colorWhite)) {
    @Override
    public void onSpanClick(View widget) {
      // 点击隐私政策的相关操作，可以使用WebView来加载一个网页

    }
   }, index, end, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
   start = end;
  }
  //最后返回SpannableString
  return spannableString;
 }

/**
 * Created by Sammi on 2020/2/27.
 * /**
 * 可 Touch 的 Span，在 {@link #setPressed(boolean)} 后根据是否 pressed 来触发不同的UI状态
 * 

 * 提供设置 span 的文字颜色和背景颜色的功能, 在构造时传入
 * 
 */

public abstract class QMUITouchableSpan extends ClickableSpan {
 private boolean mIsPressed;
 @ColorInt private int mNormalBackgroundColor;
 @ColorInt private int mPressedBackgroundColor;
 @ColorInt private int mNormalTextColor;
 @ColorInt private int mPressedTextColor;

 private boolean mIsNeedUnderline = false;

 public abstract void onSpanClick(View widget);

 @Override
 public final void onClick(View widget) {

  if (ViewCompat.isAttachedToWindow(widget)) {
   onSpanClick(widget);

  }
 }


 public QMUITouchableSpan(@ColorInt int normalTextColor,
        @ColorInt int pressedTextColor,
        @ColorInt int normalBackgroundColor,
        @ColorInt int pressedBackgroundColor) {
  mNormalTextColor = normalTextColor;
  mPressedTextColor = pressedTextColor;
  mNormalBackgroundColor = normalBackgroundColor;
  mPressedBackgroundColor = pressedBackgroundColor;
 }

 public int getNormalBackgroundColor() {
  return mNormalBackgroundColor;
 }

 public void setNormalTextColor(int normalTextColor) {
  mNormalTextColor = normalTextColor;
 }

 public void setPressedTextColor(int pressedTextColor) {
  mPressedTextColor = pressedTextColor;
 }

 public int getNormalTextColor() {
  return mNormalTextColor;
 }

 public int getPressedBackgroundColor() {
  return mPressedBackgroundColor;
 }

 public int getPressedTextColor() {
  return mPressedTextColor;
 }

 public void setPressed(boolean isSelected) {
  mIsPressed = isSelected;
 }

 public boolean isPressed() {
  return mIsPressed;
 }

 public void setIsNeedUnderline(boolean isNeedUnderline) {
  mIsNeedUnderline = isNeedUnderline;
 }

 @Override
 public void updateDrawState(TextPaint ds) {
  ds.setColor(mIsPressed &＃63; mPressedTextColor : mNormalTextColor);
  ds.bgColor = mIsPressed &＃63; mPressedBackgroundColor
    : mNormalBackgroundColor;
  ds.setUnderlineText(mIsNeedUnderline);
 }
}