// ==================== MainActivity.java ====================
package com.example.textviewclickdemo;
 
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.os.Bundle;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.TextPaint;
import android.text.method.LinkMovementMethod;
import android.text.style.ClickableSpan;
import android.text.style.ForegroundColorSpan;
import android.view.View;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
 
/**
 * MainActivity：演示在 TextView 中實現(xiàn)部分文字點擊跳轉(zhuǎn)
 */
public class MainActivity extends AppCompatActivity {
 
    private TextView tvRichText;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);  // 加載布局
 
        tvRichText = findViewById(R.id.tv_rich_text);
 
        // 原始整段文字
        String fullText = "歡迎使用本App，查看《用戶協(xié)議》和《隱私政策》，或訪問我們的官網(wǎng)了解更多。";
 
        // 需要可點擊的子串及對應(yīng)跳轉(zhuǎn)目標
        String policy    = "《用戶協(xié)議》";
        String privacy   = "《隱私政策》";
        String website   = "官網(wǎng)";
 
        // 調(diào)用封裝的工具方法，生成 SpannableString
        SpannableString spannable = createClickableSpan(
                this,
                fullText,
                new ClickTarget(policy,    Color.parseColor("#1E88E5"), widget -> {
                    // 跳轉(zhuǎn)到協(xié)議頁面
                    Intent intent = new Intent(this, ProtocolActivity.class);
                    intent.putExtra("title", "用戶協(xié)議");
                    startActivity(intent);
                }),
                new ClickTarget(privacy,   Color.parseColor("#D81B60"), widget -> {
                    // 跳轉(zhuǎn)到隱私政策頁面
                    Intent intent = new Intent(this, ProtocolActivity.class);
                    intent.putExtra("title", "隱私政策");
                    startActivity(intent);
                }),
                new ClickTarget(website,   Color.parseColor("#43A047"), widget -> {
                    // 打開外部鏈接
                    Intent intent = new Intent(Intent.ACTION_VIEW);
                    intent.setData(android.net.Uri.parse("https://www.example.com"));
                    startActivity(intent);
                })
        );
 
        // 將 SpannableString 設(shè)置到 TextView，并啟用點擊
        tvRichText.setText(spannable);
        tvRichText.setMovementMethod(LinkMovementMethod.getInstance());
        tvRichText.setHighlightColor(Color.TRANSPARENT);
    }
 
    // ====================================================================
    // ========== 以下為工具方法與相關(guān)數(shù)據(jù)類，無需放到單獨文件，可直接整合 ==========
    // ====================================================================
 
    /**
     * ClickTarget：封裝單個可點擊目標的信息
     */
    public static class ClickTarget {
        public final String text;          // 待匹配點擊文本
        public final int    color;         // 點擊文字的前景色
        public final View.OnClickListener listener; // 點擊回調(diào)
 
        public ClickTarget(String text, int color, @NonNull View.OnClickListener listener) {
            this.text     = text;
            this.color    = color;
            this.listener = listener;
        }
    }
 
    /**
     * 構(gòu)建帶多段可點擊文字的 SpannableString
     *
     * @param context   上下文，用于回調(diào)中啟動 Activity
     * @param fullText  原始整段文字
     * @param targets   多個 ClickTarget，包含點擊文本、顏色和回調(diào)
     * @return SpannableString，可直接設(shè)置到 TextView
     */
    public static SpannableString createClickableSpan(
            Context context,
            String fullText,
            ClickTarget... targets
    ) {
        SpannableString spannable = new SpannableString(fullText);
 
        for (ClickTarget target : targets) {
            String key = target.text;
            int start = fullText.indexOf(key);
            if (start < 0) {
                // 未找到子串，跳過
                continue;
            }
            int end = start + key.length();
 
            // 設(shè)置文字顏色
            spannable.setSpan(
                    new ForegroundColorSpan(target.color),
                    start, end,
                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
            );
 
            // 設(shè)置可點擊 Span
            spannable.setSpan(new ClickableSpan() {
                @Override
                public void updateDrawState(TextPaint ds) {
                    super.updateDrawState(ds);
                    ds.setColor(target.color);      // 點擊前后的文字顏色
                    ds.setUnderlineText(true);      // 顯示下劃線，如需去掉則設(shè)為 false
                }
 
                @Override
                public void onClick(@NonNull View widget) {
                    target.listener.onClick(widget);
                }
            }, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        }
 
        return spannable;
    }
}
 
// ==================== ProtocolActivity.java ====================
package com.example.textviewclickdemo;
 
import android.os.Bundle;
import android.widget.TextView;
import androidx.appcompat.app.AppCompatActivity;
 
/**
 * ProtocolActivity：用于展示用戶協(xié)議或隱私政策的通用 Activity
 */
public class ProtocolActivity extends AppCompatActivity {
 
    private TextView tvTitle, tvContent;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_protocol);
 
        tvTitle   = findViewById(R.id.tv_title);
        tvContent = findViewById(R.id.tv_content);
 
        // 從 Intent 獲取標題并顯示
        String title = getIntent().getStringExtra("title");
        tvTitle.setText(title);
 
        // 模擬加載協(xié)議內(nèi)容
        tvContent.setText(title + " 的詳細內(nèi)容在這里顯示...");
    }
}

<!-- ==================== activity_main.xml ==================== -->
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="16dp">
 
    <TextView
        android:id="@+id/tv_rich_text"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="16sp"
        android:autoLink="none"
        android:lineSpacingExtra="4dp"
        android:textColor="#333333" />
</ScrollView>
 
<!-- ==================== activity_protocol.xml ==================== -->
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:padding="16dp"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
 
    <TextView
        android:id="@+id/tv_title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:textStyle="bold"
        android:paddingBottom="8dp" />
 
    <TextView
        android:id="@+id/tv_content"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:textSize="14sp"
        android:lineSpacingExtra="6dp" />
</LinearLayout>