fix bugs.

BaseModule/src/main/java/com/xscm/moduleutil/dialog/ConfirmDialog.java

@@ -1,6 +1,7 @@
 package com.xscm.moduleutil.dialog;
 
 import android.annotation.SuppressLint;
+import android.app.Activity;
 import android.app.Dialog;
 import android.content.Context;
 import android.os.Bundle;
@@ -36,6 +37,7 @@ public class ConfirmDialog extends Dialog {
     private int countdownSeconds = 0; // 倒计时秒数
     private CountDownTimer countDownTimer; // 倒计时对象
 
+    private Context context;
 
     public ConfirmDialog(Context context, String title, String message,
                          String positiveButtonText, String negativeButtonText,
@@ -43,6 +45,7 @@ public class ConfirmDialog extends Dialog {
                          View.OnClickListener negativeButtonClickListener,
                          boolean isCountdownEnabled, int countdownSeconds) {
         super(context);
+        this.context = context;
         this.title = title;
         this.message = message;
         this.positiveButtonText = positiveButtonText;
@@ -60,6 +63,7 @@ public class ConfirmDialog extends Dialog {
                          View.OnClickListener negativeButtonClickListener,
                          boolean isCountdownEnabled, int countdownSeconds) {
         super(context);
+        this.context = context;
         this.title = title;
         this.spannableMessage = spannableMessage;
         this.positiveButtonText = positiveButtonText;
@@ -178,6 +182,12 @@ public class ConfirmDialog extends Dialog {
             countDownTimer.cancel(); // 取消倒计时
             countDownTimer = null;
         }
+        if (context instanceof Activity) {
+            Activity activity = (Activity) context;
+            if (activity.isFinishing() || activity.isDestroyed()) {
+                return; // Don't try to dismiss if activity is gone
+            }
+        }
         super.dismiss();
     }
 }