package com.example.webviewapp; import android.Manifest; import android.content.pm.PackageManager; import android.os.Bundle; import android.webkit.PermissionRequest; import android.webkit.WebChromeClient; import android.webkit.WebSettings; import android.webkit.WebView; import androidx.annotation.NonNull; import androidx.appcompat.app.AppCompatActivity; import androidx.core.app.ActivityCompat; import androidx.core.content.ContextCompat; public class MainActivity extends AppCompatActivity { private static final int PERMISSION_REQUEST_CODE = 1; private static final String[] REQUIRED_PERMISSIONS = new String[] { Manifest.permission.CAMERA, Manifest.permission.ACCESS_WIFI_STATE, Manifest.permission.CHANGE_WIFI_STATE, Manifest.permission.NFC, Manifest.permission.BLUETOOTH, Manifest.permission.BLUETOOTH_ADMIN, Manifest.permission.BLUETOOTH_CONNECT }; private static final String WEB_URL = "https://www.example.com"; private WebView webView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); webView = findViewById(R.id.webview); requestPermissionsIfNecessary(); setupWebView(); webView.loadUrl(WEB_URL); } private void requestPermissionsIfNecessary() { boolean permissionsNeeded = false; for (String permission : REQUIRED_PERMISSIONS) { if (ContextCompat.checkSelfPermission(this, permission) != PackageManager.PERMISSION_GRANTED) { permissionsNeeded = true; break; } } if (permissionsNeeded) { ActivityCompat.requestPermissions(this, REQUIRED_PERMISSIONS, PERMISSION_REQUEST_CODE); } } @Override public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { super.onRequestPermissionsResult(requestCode, permissions, grantResults); if (requestCode == PERMISSION_REQUEST_CODE) { for (int result : grantResults) { if (result != PackageManager.PERMISSION_GRANTED) { // Permission denied, handle as needed } } } } private void setupWebView() { WebSettings webSettings = webView.getSettings(); webSettings.setJavaScriptEnabled(true); webSettings.setDomStorageEnabled(true); webSettings.setMediaPlaybackRequiresUserGesture(false); webView.setWebChromeClient(new WebChromeClient() { @Override public void onPermissionRequest(final PermissionRequest request) { runOnUiThread(() -> request.grant(request.getResources())); } }); } } package com.example.webviewapp; import android.content.Context; import androidx.test.platform.app.InstrumentationRegistry; import androidx.test.ext.junit.runners.AndroidJUnit4; import org.junit.Test; import org.junit.runner.RunWith; import static org.junit.Assert.*; @RunWith(AndroidJUnit4.class) public class ExampleInstrumentedTest { @Test public void useAppContext() { Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); assertEquals("com.example.webviewapp", appContext.getPackageName()); } } package com.example.webviewapp; import org.junit.Test; import static org.junit.Assert.*; public class ExampleUnitTest { @Test public void addition_isCorrect() { assertEquals(4, 2 + 2); } } // Top-level build file buildscript { repositories { google() mavenCentral() } dependencies { classpath 'com.android.tools.build:gradle:7.0.4' } } allprojects { repositories { google() mavenCentral() } } plugins { id 'com.android.application' } android { compileSdk 33 defaultConfig { applicationId "com.example.webviewapp" minSdk 21 targetSdk 33 versionCode 1 versionName "1.0" testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' } } compileOptions { sourceCompatibility JavaVersion.VERSION_1_8 targetCompatibility JavaVersion.VERSION_1_8 } } dependencies { implementation 'androidx.appcompat:appcompat:1.6.1' implementation 'androidx.constraintlayout:constraintlayout:2.1.4' testImplementation 'junit:junit:4.13.2' androidTestImplementation 'androidx.test.ext:junit:1.1.5' androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1' } # Proguard rules (empty)