diff --git a/androiddemo/build.gradle b/androiddemo/build.gradle
index 0aaf2e6..1ac4156 100644
--- a/androiddemo/build.gradle
+++ b/androiddemo/build.gradle
@@ -23,7 +23,7 @@ android {
 
     defaultConfig {
         applicationId "cc.winboll.studio.androiddemo"
-        minSdkVersion 26
+        minSdkVersion 24
         targetSdkVersion 29
         versionCode 1
         // versionName 更新后需要手动设置 
@@ -66,6 +66,6 @@ dependencies {
     // https://mvnrepository.com/artifact/com.android.support/recyclerview-v7
     api 'com.android.support:recyclerview-v7:28.0.0'
     
-    api 'cc.winboll.studio:libappbase:15.0.9'
-    api 'cc.winboll.studio:libapputils:15.0.11'
+    api 'cc.winboll.studio:libapputils:15.2.1'
+    api 'cc.winboll.studio:libappbase:15.2.2'
 }
diff --git a/androiddemo/build.properties b/androiddemo/build.properties
index f6428e1..ab0ea42 100644
--- a/androiddemo/build.properties
+++ b/androiddemo/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Fri Mar 28 06:28:08 GMT 2025
+#Sat Mar 29 04:34:14 GMT 2025
 stageCount=0
 libraryProject=
 baseVersion=15.0
 publishVersion=15.0.0
-buildCount=13
+buildCount=15
 baseBetaVersion=15.0.1
diff --git a/appbase/build.gradle b/appbase/build.gradle
index 366a201..727c7be 100644
--- a/appbase/build.gradle
+++ b/appbase/build.gradle
@@ -30,7 +30,7 @@ android {
         // versionName 更新后需要手动设置 
         // .winboll/winbollBuildProps.properties 文件的 stageCount=0
         // Gradle编译环境下合起来的 versionName 就是 "${versionName}.0"
-        versionName "15.1"
+        versionName "15.2"
         if(true) {
             versionName = genVersionName("${versionName}")
         }
diff --git a/appbase/build.properties b/appbase/build.properties
index c509935..8a2d4b2 100644
--- a/appbase/build.properties
+++ b/appbase/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Fri Mar 28 06:24:38 GMT 2025
-stageCount=1
+#Sat Mar 29 11:28:02 HKT 2025
+stageCount=3
 libraryProject=libappbase
-baseVersion=15.1
-publishVersion=15.1.0
-buildCount=166
-baseBetaVersion=15.1.1
+baseVersion=15.2
+publishVersion=15.2.2
+buildCount=0
+baseBetaVersion=15.2.3
diff --git a/appbase/src/main/java/cc/winboll/studio/appbase/MainActivity.java b/appbase/src/main/java/cc/winboll/studio/appbase/MainActivity.java
index ae2bee2..c99a20d 100644
--- a/appbase/src/main/java/cc/winboll/studio/appbase/MainActivity.java
+++ b/appbase/src/main/java/cc/winboll/studio/appbase/MainActivity.java
@@ -22,7 +22,7 @@ import cc.winboll.studio.libappbase.sos.SOS;
 import cc.winboll.studio.libappbase.utils.ToastUtils;
 import cc.winboll.studio.libappbase.widgets.StatusWidget;
 import cc.winboll.studio.libappbase.winboll.IWinBollActivity;
-import cc.winboll.studio.libappbase.winboll.WinBollActivityBase;
+import cc.winboll.studio.libappbase.dialogs.YesNoAlertDialog;
 
 public class MainActivity extends WinBollActivityBase implements IWinBollActivity {
 
@@ -69,12 +69,6 @@ public class MainActivity extends WinBollActivityBase implements IWinBollActivit
 
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
-        if (item.getItemId() == cc.winboll.studio.appbase.R.id.item_log) {
-            GlobalApplication.getWinBollActivityManager().startLogActivity(this);
-            return true;
-        } else if(item.getItemId() == cc.winboll.studio.appbase.R.id.item_minimal) {
-            moveTaskToBack(true);
-        }
         // 在switch语句中处理每个ID，并在处理完后返回true，未处理的情况返回false。
         return super.onOptionsItemSelected(item);
     }
@@ -92,6 +86,7 @@ public class MainActivity extends WinBollActivityBase implements IWinBollActivit
 	public void onSwitchDebugMode(View view) {
         boolean isDebuging = ((CheckBox)view).isChecked();
         GlobalApplication.setIsDebuging(isDebuging);
+        GlobalApplication.saveDebugStatus();
     }
    
     public void onPreviewGlobalCrashActivity(View view) {
@@ -143,6 +138,8 @@ public class MainActivity extends WinBollActivityBase implements IWinBollActivit
         startService(intent);
 
     }
+    
+    
 
     public void onStopTestDemoService(View view) {
         Intent intent = new Intent(this, TestDemoService.class);
diff --git a/appbase/src/main/java/cc/winboll/studio/appbase/WinBollActivityBase.java b/appbase/src/main/java/cc/winboll/studio/appbase/WinBollActivityBase.java
new file mode 100644
index 0000000..54765d8
--- /dev/null
+++ b/appbase/src/main/java/cc/winboll/studio/appbase/WinBollActivityBase.java
@@ -0,0 +1,82 @@
+package cc.winboll.studio.appbase;
+
+/**
+ * @Author ZhanGSKen@AliYun.Com
+ * @Date 2025/03/28 15:34:16
+ * @Describe 应用活动窗口基类
+ */
+import android.app.Activity;
+import android.os.Bundle;
+import android.os.PersistableBundle;
+import android.support.v7.app.AppCompatActivity;
+import android.view.MenuItem;
+import cc.winboll.studio.appbase.App;
+import cc.winboll.studio.appbase.R;
+import cc.winboll.studio.libappbase.GlobalApplication;
+import cc.winboll.studio.libappbase.dialogs.YesNoAlertDialog;
+import cc.winboll.studio.libappbase.winboll.IWinBollActivity;
+import cc.winboll.studio.libappbase.winboll.WinBollActivityManager;
+
+public class WinBollActivityBase extends AppCompatActivity implements IWinBollActivity {
+
+    public static final String TAG = "WinBollActivityBase";
+
+    @Override
+    public Activity getActivity() {
+        return this;
+    }
+
+    @Override
+    public String getTag() {
+        return TAG;
+    }
+
+    WinBollActivityManager getWinBollActivityManager() {
+        return WinBollActivityManager.getInstance(GlobalApplication.getInstance());
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        getWinBollActivityManager().add(this);
+    }
+
+    @Override
+    public void onPostCreate(Bundle savedInstanceState, PersistableBundle persistentState) {
+        super.onPostCreate(savedInstanceState, persistentState);
+    }
+    
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == cc.winboll.studio.appbase.R.id.item_log) {
+            GlobalApplication.getWinBollActivityManager().startLogActivity(this);
+            return true;
+        } else if(item.getItemId() == cc.winboll.studio.appbase.R.id.item_minimal) {
+            //moveTaskToBack(true);
+            exit();
+        }
+        // 在switch语句中处理每个ID，并在处理完后返回true，未处理的情况返回false。
+        return super.onOptionsItemSelected(item);
+    }
+
+    void exit() {
+        YesNoAlertDialog.show(this, "Exit " + getString(R.string.app_name), "Close all activity and exit?", new YesNoAlertDialog.OnDialogResultListener(){
+
+                @Override
+                public void onYes() {
+                    App.getWinBollActivityManager().finishAll();
+                }
+
+                @Override
+                public void onNo() {
+                }
+            });
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        getWinBollActivityManager().registeRemove(this);
+    }
+}
diff --git a/appbase/src/main/java/cc/winboll/studio/appbase/activities/New2Activity.java b/appbase/src/main/java/cc/winboll/studio/appbase/activities/New2Activity.java
index fbb9b72..37f4422 100644
--- a/appbase/src/main/java/cc/winboll/studio/appbase/activities/New2Activity.java
+++ b/appbase/src/main/java/cc/winboll/studio/appbase/activities/New2Activity.java
@@ -12,9 +12,9 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import cc.winboll.studio.appbase.R;
+import cc.winboll.studio.appbase.WinBollActivityBase;
 import cc.winboll.studio.libappbase.GlobalApplication;
 import cc.winboll.studio.libappbase.winboll.IWinBollActivity;
-import cc.winboll.studio.libappbase.winboll.WinBollActivityBase;
 
 public class New2Activity extends WinBollActivityBase implements IWinBollActivity {
 
@@ -76,8 +76,6 @@ public class New2Activity extends WinBollActivityBase implements IWinBollActivit
         if (item.getItemId() == cc.winboll.studio.appbase.R.id.item_log) {
             GlobalApplication.getWinBollActivityManager().startLogActivity(this);
             return true;
-        } else if(item.getItemId() == cc.winboll.studio.appbase.R.id.item_minimal) {
-            moveTaskToBack(true);
         }
         // 在switch语句中处理每个ID，并在处理完后返回true，未处理的情况返回false。
         return super.onOptionsItemSelected(item);
diff --git a/appbase/src/main/java/cc/winboll/studio/appbase/activities/NewActivity.java b/appbase/src/main/java/cc/winboll/studio/appbase/activities/NewActivity.java
index 9bc8286..907c3ad 100644
--- a/appbase/src/main/java/cc/winboll/studio/appbase/activities/NewActivity.java
+++ b/appbase/src/main/java/cc/winboll/studio/appbase/activities/NewActivity.java
@@ -11,9 +11,9 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import cc.winboll.studio.appbase.R;
+import cc.winboll.studio.appbase.WinBollActivityBase;
 import cc.winboll.studio.libappbase.GlobalApplication;
 import cc.winboll.studio.libappbase.winboll.IWinBollActivity;
-import cc.winboll.studio.libappbase.winboll.WinBollActivityBase;
 
 public class NewActivity extends WinBollActivityBase implements IWinBollActivity {
 
@@ -74,8 +74,6 @@ public class NewActivity extends WinBollActivityBase implements IWinBollActivity
         if (item.getItemId() == cc.winboll.studio.appbase.R.id.item_log) {
             GlobalApplication.getWinBollActivityManager().startLogActivity(this);
             return true;
-        } else if(item.getItemId() == cc.winboll.studio.appbase.R.id.item_minimal) {
-            moveTaskToBack(true);
         }
         // 在switch语句中处理每个ID，并在处理完后返回true，未处理的情况返回false。
         return super.onOptionsItemSelected(item);
diff --git a/libappbase/build.gradle b/libappbase/build.gradle
index 3970a30..2071132 100644
--- a/libappbase/build.gradle
+++ b/libappbase/build.gradle
@@ -26,10 +26,11 @@ dependencies {
     // Android 类库
     //api 'com.android.support:appcompat-v7:28.0.0'
     api('com.android.support:appcompat-v7:28.0.0'){
-        exclude group: "com.android.support", module: "support-vector-drawable"
+        //exclude group: "com.android.support", module: "support-vector-drawable"
+        exclude group: "com.android.support:animated-vector-drawable:28.0.0"
     }
     // https://mvnrepository.com/artifact/com.android.support/support-compat
-    api 'com.android.support:support-compat:28.0.0' // 保留原有依赖（可选）
+    //api 'com.android.support:support-compat:28.0.0' // 保留原有依赖（可选）
     // https://mvnrepository.com/artifact/com.android.support/support-v4
     api 'com.android.support:support-v4:28.0.0'
     // https://mvnrepository.com/artifact/com.android.support/support-media-compat
diff --git a/libappbase/build.properties b/libappbase/build.properties
index c509935..e5371fa 100644
--- a/libappbase/build.properties
+++ b/libappbase/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Fri Mar 28 06:24:38 GMT 2025
-stageCount=1
+#Sat Mar 29 11:27:54 HKT 2025
+stageCount=3
 libraryProject=libappbase
-baseVersion=15.1
-publishVersion=15.1.0
-buildCount=166
-baseBetaVersion=15.1.1
+baseVersion=15.2
+publishVersion=15.2.2
+buildCount=0
+baseBetaVersion=15.2.3
diff --git a/libappbase/src/main/java/cc/winboll/studio/libappbase/GlobalApplication.java b/libappbase/src/main/java/cc/winboll/studio/libappbase/GlobalApplication.java
index 240c13f..9cff4a1 100644
--- a/libappbase/src/main/java/cc/winboll/studio/libappbase/GlobalApplication.java
+++ b/libappbase/src/main/java/cc/winboll/studio/libappbase/GlobalApplication.java
@@ -25,9 +25,12 @@ public class GlobalApplication extends Application {
     MyActivityLifecycleCallbacks mMyActivityLifecycleCallbacks;
 
     public static void setIsDebuging(boolean isDebuging) {
+        GlobalApplication.isDebuging = isDebuging;
+    }
+    
+    public static void saveDebugStatus() {
         if (_GlobalApplication != null) {
-            GlobalApplication.isDebuging = isDebuging;
-            APPBaseModel.saveBeanToFile(getAPPBaseModelFilePath(), new APPBaseModel(isDebuging));
+            APPBaseModel.saveBeanToFile(getAPPBaseModelFilePath(), new APPBaseModel(GlobalApplication.isDebuging));
         }
     }
 
@@ -69,6 +72,7 @@ public class GlobalApplication extends Application {
         APPBaseModel appBaseModel = APPBaseModel.loadBeanFromFile(getAPPBaseModelFilePath(), APPBaseModel.class);
         if (appBaseModel == null) {
             setIsDebuging(false);
+            saveDebugStatus();
         } else {
             setIsDebuging(appBaseModel.isDebuging());
         }
diff --git a/libappbase/src/main/java/cc/winboll/studio/libappbase/LogUtils.java b/libappbase/src/main/java/cc/winboll/studio/libappbase/LogUtils.java
index a49ea55..e3524d5 100644
--- a/libappbase/src/main/java/cc/winboll/studio/libappbase/LogUtils.java
+++ b/libappbase/src/main/java/cc/winboll/studio/libappbase/LogUtils.java
@@ -220,7 +220,17 @@ public class LogUtils {
     }
 
     static boolean isLoggable(String tag, LOG_LEVEL logLevel) {
-        return _IsInited && mapTAGList.get(tag) && isInTheLevel(logLevel);
+        if (!_IsInited) {
+            return false;
+        } 
+        if (mapTAGList.get(tag) == null
+            || !mapTAGList.get(tag)) {
+            return false;
+        } 
+        if (!isInTheLevel(logLevel)) {
+            return false;
+        }
+        return true;
     }
 
     static boolean isInTheLevel(LOG_LEVEL logLevel) {
diff --git a/libappbase/src/main/java/cc/winboll/studio/libappbase/dialogs/YesNoAlertDialog.java b/libappbase/src/main/java/cc/winboll/studio/libappbase/dialogs/YesNoAlertDialog.java
new file mode 100644
index 0000000..84446d7
--- /dev/null
+++ b/libappbase/src/main/java/cc/winboll/studio/libappbase/dialogs/YesNoAlertDialog.java
@@ -0,0 +1,60 @@
+package cc.winboll.studio.libappbase.dialogs;
+
+/**
+ * @Author ZhanGSKen@AliYun.Com
+ * @Date 2025/03/28 17:40:47
+ * @Date 2024/08/12 14:46:25
+ * @Describe 询问用户确定与否的选择框
+ */
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+
+public class YesNoAlertDialog {
+
+    public static final String TAG = "YesNoAlertDialog";
+
+    public static void show(Context context, String szTitle, String szMessage, final OnDialogResultListener listener) {
+        AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(
+            context);
+
+        // set title
+        alertDialogBuilder.setTitle(szTitle);
+
+        // set dialog message
+        alertDialogBuilder
+            .setMessage(szMessage)
+            .setCancelable(true)
+            .setOnCancelListener(new DialogInterface.OnCancelListener(){
+                @Override
+                public void onCancel(DialogInterface dialog) {
+                    listener.onNo();
+                }
+            })
+            .setPositiveButton("YES", new DialogInterface.OnClickListener() {
+                public void onClick(DialogInterface dialog, int id) {
+                    // if this button is clicked, close
+                    // current activity
+                    listener.onYes();
+                }
+            })
+            .setNegativeButton("NO", new DialogInterface.OnClickListener() {
+                public void onClick(DialogInterface dialog, int id) {
+                    // if this button is clicked, just close
+                    // the dialog box and do nothing
+                    dialog.cancel();
+                }
+            });
+
+        // create alert dialog
+        AlertDialog alertDialog = alertDialogBuilder.create();
+
+        // show it
+        alertDialog.show();
+    }
+
+    public interface OnDialogResultListener {
+        abstract void onYes();
+        abstract void onNo();
+    }
+}
diff --git a/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/MyActivityLifecycleCallbacks.java b/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/MyActivityLifecycleCallbacks.java
index dfe768e..774ab8b 100644
--- a/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/MyActivityLifecycleCallbacks.java
+++ b/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/MyActivityLifecycleCallbacks.java
@@ -47,7 +47,7 @@ public class MyActivityLifecycleCallbacks implements Application.ActivityLifecyc
     }
 
     public void showActivityeInfo() {
-        ToastUtils.show("ActivityeInfo : " + mInfo);
+        //ToastUtils.show("ActivityeInfo : " + mInfo);
         LogUtils.d(TAG, "ActivityeInfo : " + mInfo);
     }
 
diff --git a/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityBase.java b/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityBase.java
deleted file mode 100644
index 1268360..0000000
--- a/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityBase.java
+++ /dev/null
@@ -1,53 +0,0 @@
-package cc.winboll.studio.libappbase.winboll;
-
-/**
- * @Author ZhanGSKen@AliYun.Com
- * @Date 2025/03/28 13:35:28
- * @Describe WinBoll应用窗口基类
- */
-import android.app.Activity;
-import android.os.Build;
-import android.os.Bundle;
-import android.os.PersistableBundle;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.app.AppCompatActivity;
-import cc.winboll.studio.libappbase.GlobalApplication;
-import cc.winboll.studio.libappbase.R;
-
-public class WinBollActivityBase extends AppCompatActivity implements IWinBollActivity {
-
-    public static final String TAG = "WinBollActivityBase";
-
-    @Override
-    public Activity getActivity() {
-        return this;
-    }
-
-    @Override
-    public String getTag() {
-        return TAG;
-    }
-
-    WinBollActivityManager getWinBollActivityManager() {
-        return WinBollActivityManager.getInstance(GlobalApplication.getInstance());
-    }
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        getWinBollActivityManager().add(this);
-    }
-
-    @Override
-    public void onPostCreate(Bundle savedInstanceState, PersistableBundle persistentState) {
-        super.onPostCreate(savedInstanceState, persistentState);
-    }
-
-
-
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        getWinBollActivityManager().registeRemove(this);
-    }
-}
diff --git a/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityManager.java b/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityManager.java
index 5876951..e6c3255 100644
--- a/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityManager.java
+++ b/libappbase/src/main/java/cc/winboll/studio/libappbase/winboll/WinBollActivityManager.java
@@ -102,7 +102,7 @@ public class WinBollActivityManager {
                 resumeActivity(context, tag);
                 return;
             }
-            ToastUtils.show("startWinBollActivity(Context context, Class<T> clazz)");
+            //ToastUtils.show("startWinBollActivity(Context context, Class<T> clazz)");
 
             // 新建一个任务窗口
             Intent intent = new Intent(context, clazz);