解决卡顿问题

2025-12-24 21:39:01 +08:00
parent 2137d71c1f
commit 75d1165ee8
14 changed files with 60 additions and 652 deletions
@@ -9,6 +9,10 @@ import android.os.Bundle;
 import android.webkit.WebView;

 public class PrivacyActivity extends Activity implements DialogInterface.OnClickListener {
+    // WebView 和 Dialog 引用，用于资源管理
+    private WebView webView;
+    private AlertDialog privacyDialog;
+    
    // 隐私协议内容
    final String privacyContext = "<html><body style='padding:16px;font-size:14px;line-height:1.8;'>" +
            "<h3>提示</h3>" +
@@ -44,15 +48,16 @@ public class PrivacyActivity extends Activity implements DialogInterface.OnClick

    // 显示隐私协议对话框
    private void ShowPrivacyDialog() {
-        WebView webView = new WebView(this);
+        webView = new WebView(this);
        webView.loadData(privacyContext, "text/html", "utf-8");
-        AlertDialog.Builder privacyDialog = new AlertDialog.Builder(this);
-        privacyDialog.setCancelable(false);
-        privacyDialog.setView(webView);
-        privacyDialog.setTitle("隐私政策");
-        privacyDialog.setNegativeButton("拒绝", this);
-        privacyDialog.setPositiveButton("同意", this);
-        privacyDialog.create().show();
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setCancelable(false);
+        builder.setView(webView);
+        builder.setTitle("隐私政策");
+        builder.setNegativeButton("拒绝", this);
+        builder.setPositiveButton("同意", this);
+        privacyDialog = builder.create();
+        privacyDialog.show();
    }

    @Override
@@ -89,4 +94,39 @@ public class PrivacyActivity extends Activity implements DialogInterface.OnClick
        SharedPreferences prefs = this.getSharedPreferences("PlayerPrefs", MODE_PRIVATE);
        return prefs.getBoolean("PrivacyAcceptedKey", false);
    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+        // 暂停 WebView 以节省资源
+        if (webView != null) {
+            webView.onPause();
+        }
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+        // 恢复 WebView
+        if (webView != null) {
+            webView.onResume();
+        }
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        // 关闭对话框
+        if (privacyDialog != null && privacyDialog.isShowing()) {
+            privacyDialog.dismiss();
+            privacyDialog = null;
+        }
+        // 显式销毁 WebView 释放资源，防止内存泄漏
+        if (webView != null) {
+            webView.onPause();
+            webView.removeAllViews();
+            webView.destroy();
+            webView = null;
+        }
+    }
 }