在移动应用中实现图片点击拨打电话功能

<!-- activity_main.xml -->
<ImageView
    android:id="@+id/call_image"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:src="@drawable/phone_icon" <!-- 替换为您的电话图标 -->
    android:contentDescription="点击拨打电话"
    android:clickable="true"
    android:focusable="true"
    android:padding="16dp"
    android:background="?attr/selectableItemBackgroundBorderless" />

// MainActivity.java
import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageView;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    private static final int PERMISSION_REQUEST_CALL_PHONE = 1;
    private String phoneNumber = "1234567890"; // 您要拨打的电话号码

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        ImageView callImage = findViewById(R.id.call_image);
        callImage.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // 检查是否已获得拨打电话权限
                if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.CALL_PHONE)
                        != PackageManager.PERMISSION_GRANTED) {
                    // 如果没有权限，请求权限
                    ActivityCompat.requestPermissions(MainActivity.this,
                            new String[]{Manifest.permission.CALL_PHONE},
                            PERMISSION_REQUEST_CALL_PHONE);
                } else {
                    // 如果已有权限，直接拨打电话
                    makePhoneCall();
                }
            }
        });
    }

    private void makePhoneCall() {
        // 使用 ACTION_DIAL 意图，它会打开拨号界面并预填充号码，让用户确认拨打
        // 如果您希望直接拨打，需要使用 ACTION_CALL，但这需要更严格的权限控制和用户确认
        Intent dialIntent = new Intent(Intent.ACTION_DIAL);
        dialIntent.setData(Uri.parse("tel:" + phoneNumber));
        if (dialIntent.resolveActivity(getPackageManager()) != null) {
            startActivity(dialIntent);
        } else {
            Toast.makeText(this, "无法找到拨号应用", Toast.LENGTH_SHORT).show();
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == PERMISSION_REQUEST_CALL_PHONE) {
            if (grantResults.length > 0 && grantResults[