#6 服务器不能访问后，长时间下来会闪退

app_dashboard/src/main/java/cn/ykbox/dashboard/activity/BuildingDashboardActivity.java

@@ -25,6 +25,9 @@ import androidx.activity.result.ActivityResultLauncher;
 import androidx.activity.result.contract.ActivityResultContracts;
 import androidx.preference.PreferenceManager;
 
+import com.kongzue.dialogx.dialogs.TipDialog;
+import com.kongzue.dialogx.dialogs.WaitDialog;
+
 import cn.ykbox.dashboard.alarm.PowerAlarmManager;
 import cn.ykbox.dashboard.databinding.ActivityBuildingDashboardBinding;
 import cn.ykbox.dashboard.perferences.PreferenceConfiguration;
@@ -32,14 +35,11 @@ import cn.ykbox.dashboard.serial.SerialPortDetector;
 
 public class BuildingDashboardActivity extends FullscreenActivity {
     private final static String TAG = "DashboardActivity";
-
     private static final boolean AUTO_HIDE = true;
     private static final int AUTO_HIDE_DELAY_MILLIS = 3000;
-
-    private Context mContext;
     private String mainUrl;
-    private int retryCount = 0;
-    private static final int MAX_RETRY = 99; // 最大重试次数
+    private long retryCount = 0;
+    private static final long MAX_RETRY = Long.MAX_VALUE; // 最大重试次数
     private static final int RETRY_DELAY = 60000; // 1分钟 = 60000毫秒
 
     private SharedPreferences.OnSharedPreferenceChangeListener preferenceChangeListener;
@@ -237,7 +237,9 @@ public class BuildingDashboardActivity extends FullscreenActivity {
         } else {
             Log.e("WebView", "重试次数已达上限，加载失败");
             // 这里可以显示错误页面或提示用户
-            showToast("网页加载失败，请检查网络连接");
+            runOnUiThread(() -> {
+                TipDialog.show("重新加载失败次数已达上限，请联系管理员。", WaitDialog.TYPE.ERROR, -1);
+            });
         }
     }
 
@@ -302,13 +304,17 @@ public class BuildingDashboardActivity extends FullscreenActivity {
         webSettings.setBuiltInZoomControls(false);
 
         binding.webview.setInitialScale(100);
-
         binding.webview.setWebViewClient(new WebViewClient() {
             private boolean hasError = false;
 
             @Override
             public void onPageStarted(WebView view, String url, Bitmap favicon) {
                 hasError = false;
+
+                if(retryCount <= 0)
+                    WaitDialog.show("正在加载...");
+                else
+                    WaitDialog.show( "第 " + retryCount + " 次重试... ");
             }
 
             @Override
@@ -337,6 +343,7 @@ public class BuildingDashboardActivity extends FullscreenActivity {
                 super.onPageFinished(view, url);
                 if (!hasError) {
                     retryCount = 0;
+                    WaitDialog.dismiss();
                     Log.d("WebView", "加载OK");
                 }
             }
@@ -368,10 +375,4 @@ public class BuildingDashboardActivity extends FullscreenActivity {
         Intent intent = new Intent(this, SettingsActivity.class);
         settingsLauncher.launch(intent);
     }
-
-    private void showToast(String message) {
-        runOnUiThread(() -> Toast.makeText(mContext,
-                message,
-                Toast.LENGTH_SHORT).show());
-    }
 }