1、targetSDKVersion下调到29

2、加入返回键处理
3、更改外显名和icon

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

@@ -3,13 +3,13 @@ plugins {
 }
 
 android {
-    namespace 'com.qiwan.gameboxh5'
-    compileSdk 32
+    namespace 'com.qiwan.gamebox'
+    compileSdk 29
 
     defaultConfig {
         applicationId "com.qiwan.gamebox"
         minSdk 21
-        targetSdk 32
+        targetSdk 29
         versionCode 1
         versionName "1.0"
 

@@ -4,8 +4,6 @@
     <uses-permission android:name="android.permission.INTERNET"/>
     <application
         android:allowBackup="true"
-        android:dataExtractionRules="@xml/data_extraction_rules"
-        android:fullBackupContent="@xml/backup_rules"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"

@@ -11,8 +11,8 @@ import android.view.WindowManager;
 import android.webkit.WebSettings;
 import android.webkit.WebView;
 import android.widget.LinearLayout;
+import android.widget.Toast;
 
-import com.qiwan.gameboxh5.R;
 import com.readystatesoftware.systembartint.SystemBarTintManager;
 
 public class MainActivity extends Activity {
@@ -51,38 +51,32 @@ public class MainActivity extends Activity {
 
     private void initView() {
         mLlRoot = findViewById(R.id.ll_root);
-        mLlRoot.setPadding(0, mTintManager.getConfig().getStatusBarHeight(), 0, 0);
+        mLlRoot.setPadding(0, mTintManager.getConfig().getStatusBarHeight(), 0, mTintManager.getConfig().getNavigationBarHeight()+20);
         mWebView = findViewById(R.id.webview);
     }
 
     private void initWebView() {
-        mWebView.requestFocusFromTouch();// 设置可以获得焦点
-        mWebView.setBackgroundColor(Color.argb(0, 0, 0, 0));
-        mWebView.requestFocus(View.FOCUS_DOWN);// 获取焦点  或者使用 webView.requestFocus()同样的效果
-        mWebView.setEnabled(true);  // 这里如果设置false, 则点击h5页面中的输入框时不能唤起软键盘
-        mWebView.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
-        mWebView.setOnLongClickListener(new View.OnLongClickListener() {
-            @Override
-            public boolean onLongClick(View v) {
-                return true;
-            }
-        });
-
         WebSettings webSettings = mWebView.getSettings();
-        webSettings.setDefaultTextEncodingName("utf-8");
         webSettings.setJavaScriptEnabled(true);
-        webSettings.setTextZoom(100);
-        webSettings.setDomStorageEnabled(true);
-        webSettings.setUseWideViewPort(true);
-        webSettings.setLoadWithOverviewMode(true);
-        webSettings.setSupportZoom(true);
         webSettings.setBuiltInZoomControls(true);
-        // 解决部分机子不设置出现存储不了数据问题
+        webSettings.setDisplayZoomControls(false);
         webSettings.setCacheMode(WebSettings.LOAD_DEFAULT);
-        webSettings.setDatabaseEnabled(true);
-        String dir = this.getApplicationContext().getDir("database", Context.MODE_PRIVATE).getPath();
-        webSettings.setDatabasePath(dir);
-        webSettings.setGeolocationEnabled(true);
+        webSettings.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
         webSettings.setAllowFileAccess(true);
     }
+
+    private long mBackPressedTime = 0;
+    @Override
+    public void onBackPressed() {
+        if (mWebView != null && mWebView.canGoBack()) {
+            mWebView.goBack();
+        } else {
+            if(System.currentTimeMillis() - mBackPressedTime > 2000) {
+                Toast.makeText(this, "再按一次退出应用", Toast.LENGTH_SHORT).show();
+                mBackPressedTime = System.currentTimeMillis();
+            } else {
+                super.onBackPressed();
+            }
+        }
+    }
 }
\ No newline at end of file

 <resources>
-    <string name="app_name">游戏中心</string>
+    <string name="app_name">7277</string>
 </resources>
\ No newline at end of file

-<?xml version="1.0" encoding="utf-8"?><!--
-   Sample backup rules file; uncomment and customize as necessary.
-   See https://developer.android.com/guide/topics/data/autobackup
-   for details.
-   Note: This file is ignored for devices older that API 31
-   See https://developer.android.com/about/versions/12/backup-restore
--->
-<full-backup-content>
-    <!--
-   <include domain="sharedpref" path="."/>
-   <exclude domain="sharedpref" path="device.xml"/>
--->
-</full-backup-content>
\ No newline at end of file

-<?xml version="1.0" encoding="utf-8"?><!--
-   Sample data extraction rules file; uncomment and customize as necessary.
-   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
-   for details.
--->
-<data-extraction-rules>
-    <cloud-backup>
-        <!-- TODO: Use <include> and <exclude> to control what is backed up.
-        <include .../>
-        <exclude .../>
-        -->
-    </cloud-backup>
-    <!--
-    <device-transfer>
-        <include .../>
-        <exclude .../>
-    </device-transfer>
-    -->
-</data-extraction-rules>
\ No newline at end of file