diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
index 353c159c141e804ab4a3c0c1b04a6577ea5d4773..0216e6eef05af39c35cde1f6a616272e26207e0d 100644
--- a/src/main/java/module-info.java
+++ b/src/main/java/module-info.java
@@ -35,12 +35,13 @@ module org.jcnc.jnotepad {
     opens org.jcnc.jnotepad.app.config;
     exports org.jcnc.jnotepad.plugin.interfaces;
     exports org.jcnc.jnotepad.views.root.bottom.function;
-    exports org.jcnc.jnotepad.views.root.bottom.function.interfaces;
     exports org.jcnc.jnotepad.ui.dialog;
     exports org.jcnc.jnotepad.ui.dialog.interfaces;
     exports org.jcnc.jnotepad.ui.module;
     exports org.jcnc.jnotepad.model.entity;
     exports org.jcnc.jnotepad.views.root.bottom;
     exports org.jcnc.jnotepad.views.root.bottom.status;
+    exports org.jcnc.jnotepad.plugin.api.core.views.sidebar.bottom;
+    exports org.jcnc.jnotepad.plugin.api.core.controller.config;
 
 }
\ No newline at end of file
diff --git a/src/main/java/org/jcnc/jnotepad/LunchApp.java b/src/main/java/org/jcnc/jnotepad/LunchApp.java
index 4a48cf24e48a22a91dc3fc9203af12b74c3f734b..fde6cc09982150db08685ac2b0861aa5a3dbb60e 100644
--- a/src/main/java/org/jcnc/jnotepad/LunchApp.java
+++ b/src/main/java/org/jcnc/jnotepad/LunchApp.java
@@ -36,7 +36,7 @@ public class LunchApp extends Application {
         // 初始化应用程序
         APPLICATION_MANAGER.initializeApp();
         // 初始化默认操作
-        APPLICATION_MANAGER.initializeDefaultAction();
+        APPLICATION_MANAGER.executeDefaultAction();
         primaryStage.show();
     }
 
diff --git a/src/main/java/org/jcnc/jnotepad/app/manager/ApplicationManager.java b/src/main/java/org/jcnc/jnotepad/app/manager/ApplicationManager.java
index af1eff162c82c65e6e75bdbf00cfae90b25771a0..ecbf91ecb1ebe90a1755dcc534cd83416db8b87a 100644
--- a/src/main/java/org/jcnc/jnotepad/app/manager/ApplicationManager.java
+++ b/src/main/java/org/jcnc/jnotepad/app/manager/ApplicationManager.java
@@ -7,10 +7,12 @@ import javafx.scene.Scene;
 import javafx.scene.layout.Pane;
 import javafx.stage.Stage;
 import javafx.stage.Window;
+import org.jcnc.jnotepad.LunchApp;
 import org.jcnc.jnotepad.app.i18n.UiResourceBundle;
 import org.jcnc.jnotepad.common.constants.AppConstants;
 import org.jcnc.jnotepad.common.constants.TextConstants;
 import org.jcnc.jnotepad.common.manager.ThreadPoolManager;
+import org.jcnc.jnotepad.common.util.LogUtil;
 import org.jcnc.jnotepad.common.util.UiUtil;
 import org.jcnc.jnotepad.controller.ResourceController;
 import org.jcnc.jnotepad.controller.cache.CacheController;
@@ -20,6 +22,7 @@ import org.jcnc.jnotepad.controller.manager.Controller;
 import org.jcnc.jnotepad.plugin.manager.PluginManager;
 import org.jcnc.jnotepad.views.manager.*;
 
+import java.io.IOException;
 import java.util.List;
 import java.util.Objects;
 import java.util.concurrent.ExecutorService;
@@ -77,7 +80,10 @@ public class ApplicationManager {
         initPrimaryStage();
     }
 
-    public void initializeDefaultAction() {
+    /**
+     * 执行默认操作
+     */
+    public void executeDefaultAction() {
         // 使用加载关联文件并创建文本区域
         List<String> rawParameters = application.getParameters().getRaw();
         Controller.getInstance().openAssociatedFileAndCreateTextArea(rawParameters);
@@ -192,6 +198,25 @@ public class ApplicationManager {
 
     }
 
+    public void restart() {
+        try {
+            // 获取当前Java应用程序的命令
+            String javaCommand = System.getProperty("java.home") + "/bin/java";
+            String mainClass = LunchApp.class.getName();
+
+            // 构建新进程来重新启动应用程序
+            ProcessBuilder builder = new ProcessBuilder(javaCommand, "-cp", System.getProperty("java.class.path"), mainClass);
+            builder.start();
+
+            // 关闭当前应用程序
+            System.exit(0);
+        } catch (IOException e) {
+            LogUtil.getLogger("正在重启当前应用程序".getClass());
+
+        }
+    }
+
+
     public Pane getRoot() {
         return root;
     }
diff --git a/src/main/java/org/jcnc/jnotepad/app/util/ApplicationRestarter.java b/src/main/java/org/jcnc/jnotepad/app/util/ApplicationRestarter.java
deleted file mode 100644
index 736b1982c094b99ab75967b6f5d53996b84499a5..0000000000000000000000000000000000000000
--- a/src/main/java/org/jcnc/jnotepad/app/util/ApplicationRestarter.java
+++ /dev/null
@@ -1,32 +0,0 @@
-package org.jcnc.jnotepad.app.util;
-
-import org.jcnc.jnotepad.LunchApp;
-import org.jcnc.jnotepad.common.util.LogUtil;
-
-import java.io.IOException;
-
-/**
- * @author luke
- */
-public class ApplicationRestarter {
-    private ApplicationRestarter() {
-    }
-
-    public static void restart() {
-        try {
-            // 获取当前Java应用程序的命令
-            String javaCommand = System.getProperty("java.home") + "/bin/java";
-            String mainClass = LunchApp.class.getName();
-
-            // 构建新进程来重新启动应用程序
-            ProcessBuilder builder = new ProcessBuilder(javaCommand, "-cp", System.getProperty("java.class.path"), mainClass);
-            builder.start();
-
-            // 关闭当前应用程序
-            System.exit(0);
-        } catch (IOException e) {
-            LogUtil.getLogger("正在重启当前应用程序".getClass());
-
-        }
-    }
-}
diff --git a/src/main/java/org/jcnc/jnotepad/common/manager/ApplicationCacheManager.java b/src/main/java/org/jcnc/jnotepad/common/manager/ApplicationCacheManager.java
index 69282b0ac0d60d6f2954e48b7c3087e291470ddf..f509922403b68e724d176585b001c048fd072a5c 100644
--- a/src/main/java/org/jcnc/jnotepad/common/manager/ApplicationCacheManager.java
+++ b/src/main/java/org/jcnc/jnotepad/common/manager/ApplicationCacheManager.java
@@ -1,5 +1,7 @@
 package org.jcnc.jnotepad.common.manager;
 
+import org.jcnc.jnotepad.plugin.api.core.manager.AbstractCacheManager;
+
 /**
  * 应用程序缓存管理类
  *
diff --git a/src/main/java/org/jcnc/jnotepad/common/util/FileUtil.java b/src/main/java/org/jcnc/jnotepad/common/util/FileUtil.java
index 63cac979bffa8be72335fa6ee1af3a714d5083d1..ddbbe4d9e8f4ec09da8452aa062c71d9ac3893ad 100644
--- a/src/main/java/org/jcnc/jnotepad/common/util/FileUtil.java
+++ b/src/main/java/org/jcnc/jnotepad/common/util/FileUtil.java
@@ -3,6 +3,7 @@ package org.jcnc.jnotepad.common.util;
 import org.jcnc.jnotepad.controller.event.handler.menubar.OpenFile;
 import org.jcnc.jnotepad.exception.AppException;
 import org.jcnc.jnotepad.model.entity.DirFileModel;
+import org.kordamp.ikonli.javafx.FontIcon;
 
 import java.io.*;
 import java.nio.ByteBuffer;
@@ -13,6 +14,8 @@ import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.ArrayList;
 
+import static org.kordamp.ikonli.antdesignicons.AntDesignIconsFilled.*;
+
 /**
  * 文件工具
  *
@@ -140,7 +143,7 @@ public class FileUtil {
             return null;
         }
 
-        DirFileModel dirFileModel = new DirFileModel(file.getAbsolutePath(), file.getName(), new ArrayList<>());
+        DirFileModel dirFileModel = new DirFileModel(file.getAbsolutePath(), file.getName(), new ArrayList<>(), new FontIcon(FOLDER), new FontIcon(FOLDER_OPEN));
 
         File[] files = file.listFiles();
         if (files != null) {
@@ -149,7 +152,8 @@ public class FileUtil {
                     DirFileModel childDirFileModel = getDirFileModel(f);
                     dirFileModel.getChildFile().add(childDirFileModel);
                 } else {
-                    dirFileModel.getChildFile().add(new DirFileModel(f.getAbsolutePath(), f.getName(), null));
+                    // todo 在此监测文件后缀，设置对应的图标
+                    dirFileModel.getChildFile().add(new DirFileModel(f.getAbsolutePath(), f.getName(), null, new FontIcon(FILE), new FontIcon(FILE)));
                 }
             }
         }
diff --git a/src/main/java/org/jcnc/jnotepad/controller/config/AppConfigController.java b/src/main/java/org/jcnc/jnotepad/controller/config/AppConfigController.java
index 466af465cd47efca23e8da42d649f0a95819e3d9..ccabd1f67f98db0b9ae984c7e355523f66eb885a 100644
--- a/src/main/java/org/jcnc/jnotepad/controller/config/AppConfigController.java
+++ b/src/main/java/org/jcnc/jnotepad/controller/config/AppConfigController.java
@@ -2,6 +2,7 @@ package org.jcnc.jnotepad.controller.config;
 
 import org.jcnc.jnotepad.app.config.AppConfig;
 import org.jcnc.jnotepad.model.entity.ShortcutKey;
+import org.jcnc.jnotepad.plugin.api.core.controller.config.BaseConfigController;
 
 import java.nio.file.Paths;
 import java.util.List;
diff --git a/src/main/java/org/jcnc/jnotepad/controller/config/PluginConfigController.java b/src/main/java/org/jcnc/jnotepad/controller/config/PluginConfigController.java
index d26531a211ea8a088e2af406bcc8109e9f985596..c85a27bd6d186839b71b2735d68af3d1d127e30a 100644
--- a/src/main/java/org/jcnc/jnotepad/controller/config/PluginConfigController.java
+++ b/src/main/java/org/jcnc/jnotepad/controller/config/PluginConfigController.java
@@ -1,6 +1,7 @@
 package org.jcnc.jnotepad.controller.config;
 
 import org.jcnc.jnotepad.app.config.PluginConfig;
+import org.jcnc.jnotepad.plugin.api.core.controller.config.BaseConfigController;
 
 import java.nio.file.Path;
 import java.nio.file.Paths;
diff --git a/src/main/java/org/jcnc/jnotepad/model/entity/DirFileModel.java b/src/main/java/org/jcnc/jnotepad/model/entity/DirFileModel.java
index 9dd30e0d92f9f679662f0cc143984cd5a9ff7d5f..0d65f28f5d81e9210bd4a264ff61dcbb47f5dead 100644
--- a/src/main/java/org/jcnc/jnotepad/model/entity/DirFileModel.java
+++ b/src/main/java/org/jcnc/jnotepad/model/entity/DirFileModel.java
@@ -1,5 +1,7 @@
 package org.jcnc.jnotepad.model.entity;
 
+import org.kordamp.ikonli.javafx.FontIcon;
+
 import java.util.List;
 
 
@@ -14,14 +16,22 @@ public class DirFileModel {
     private String path;
     private String name;
 
+    private FontIcon iconIsNotSelected;
+
+    private FontIcon iconIsSelected;
+
     private List<DirFileModel> childFile;
 
-    public DirFileModel(String path, String name, List<DirFileModel> childFile) {
+
+    public DirFileModel(String path, String name, List<DirFileModel> childFile, FontIcon iconIsNotSelected, FontIcon iconIsSelected) {
         this.path = path;
         this.name = name;
         this.childFile = childFile;
+        this.iconIsNotSelected = iconIsNotSelected;
+        this.iconIsSelected = iconIsSelected;
     }
 
+
     public List<DirFileModel> getChildFile() {
         return childFile;
     }
@@ -46,4 +56,24 @@ public class DirFileModel {
     public String toString() {
         return name;
     }
+
+    public FontIcon getIconIsNotSelected() {
+        return iconIsNotSelected;
+    }
+
+    public void setIconIsNotSelected(FontIcon iconIsNotSelected) {
+        this.iconIsNotSelected = iconIsNotSelected;
+    }
+
+    public FontIcon getIconIsSelected() {
+        return iconIsSelected;
+    }
+
+    public void setIconIsSelected(FontIcon iconIsSelected) {
+        this.iconIsSelected = iconIsSelected;
+    }
+
+    public void setChildFile(List<DirFileModel> childFile) {
+        this.childFile = childFile;
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/org/jcnc/jnotepad/controller/config/BaseConfigController.java b/src/main/java/org/jcnc/jnotepad/plugin/api/core/controller/config/BaseConfigController.java
similarity index 98%
rename from src/main/java/org/jcnc/jnotepad/controller/config/BaseConfigController.java
rename to src/main/java/org/jcnc/jnotepad/plugin/api/core/controller/config/BaseConfigController.java
index b640d96ae99cc13ea87305d77ee3fe8339b4465c..7a2bd3847f99354be434db4ce14c114ed466fa9c 100644
--- a/src/main/java/org/jcnc/jnotepad/controller/config/BaseConfigController.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/api/core/controller/config/BaseConfigController.java
@@ -1,4 +1,4 @@
-package org.jcnc.jnotepad.controller.config;
+package org.jcnc.jnotepad.plugin.api.core.controller.config;
 
 import org.jcnc.jnotepad.common.util.JsonUtil;
 import org.jcnc.jnotepad.common.util.LogUtil;
diff --git a/src/main/java/org/jcnc/jnotepad/common/manager/AbstractCacheManager.java b/src/main/java/org/jcnc/jnotepad/plugin/api/core/manager/AbstractCacheManager.java
similarity index 98%
rename from src/main/java/org/jcnc/jnotepad/common/manager/AbstractCacheManager.java
rename to src/main/java/org/jcnc/jnotepad/plugin/api/core/manager/AbstractCacheManager.java
index 5c176c60e1ef6e417522ff8a8ea063ff2a6df40b..f9ea8b89a935c3f93f1a8752bbf2d06ccc1cc28c 100644
--- a/src/main/java/org/jcnc/jnotepad/common/manager/AbstractCacheManager.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/api/core/manager/AbstractCacheManager.java
@@ -1,4 +1,4 @@
-package org.jcnc.jnotepad.common.manager;
+package org.jcnc.jnotepad.plugin.api.core.manager;
 
 import org.jcnc.jnotepad.model.entity.Cache;
 
diff --git a/src/main/java/org/jcnc/jnotepad/ui/setstage/AbstractPaneStage.java b/src/main/java/org/jcnc/jnotepad/plugin/api/core/ui/stage/AbstractPaneStage.java
similarity index 95%
rename from src/main/java/org/jcnc/jnotepad/ui/setstage/AbstractPaneStage.java
rename to src/main/java/org/jcnc/jnotepad/plugin/api/core/ui/stage/AbstractPaneStage.java
index 17291a81fe9bf1c8ef9835eb14070aa9185bb84d..c20bc1362b255600126dd54eae5a6019b96d7653 100644
--- a/src/main/java/org/jcnc/jnotepad/ui/setstage/AbstractPaneStage.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/api/core/ui/stage/AbstractPaneStage.java
@@ -1,4 +1,4 @@
-package org.jcnc.jnotepad.ui.setstage;
+package org.jcnc.jnotepad.plugin.api.core.ui.stage;
 
 import javafx.scene.Scene;
 import javafx.scene.image.Image;
diff --git a/src/main/java/org/jcnc/jnotepad/views/manager/AbstractManager.java b/src/main/java/org/jcnc/jnotepad/plugin/api/core/views/manager/AbstractManager.java
similarity index 84%
rename from src/main/java/org/jcnc/jnotepad/views/manager/AbstractManager.java
rename to src/main/java/org/jcnc/jnotepad/plugin/api/core/views/manager/AbstractManager.java
index 52371060505f61a05f3577b28fea054cae55f8b0..136db3808f508393af741d638c1350095ffc54c7 100644
--- a/src/main/java/org/jcnc/jnotepad/views/manager/AbstractManager.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/api/core/views/manager/AbstractManager.java
@@ -1,4 +1,4 @@
-package org.jcnc.jnotepad.views.manager;
+package org.jcnc.jnotepad.plugin.api.core.views.manager;
 
 import java.util.List;
 
diff --git a/src/main/java/org/jcnc/jnotepad/views/manager/builder/SideBarButtonBuilder.java b/src/main/java/org/jcnc/jnotepad/plugin/api/core/views/manager/builder/SideBarButtonBuilder.java
similarity index 97%
rename from src/main/java/org/jcnc/jnotepad/views/manager/builder/SideBarButtonBuilder.java
rename to src/main/java/org/jcnc/jnotepad/plugin/api/core/views/manager/builder/SideBarButtonBuilder.java
index 75747f04c7c72063a7ed6873176d379de2f67c46..bf0160e393efbb2223397c501192590650f0032d 100644
--- a/src/main/java/org/jcnc/jnotepad/views/manager/builder/SideBarButtonBuilder.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/api/core/views/manager/builder/SideBarButtonBuilder.java
@@ -1,4 +1,4 @@
-package org.jcnc.jnotepad.views.manager.builder;
+package org.jcnc.jnotepad.plugin.api.core.views.manager.builder;
 
 import javafx.event.ActionEvent;
 import javafx.event.EventHandler;
diff --git a/src/main/java/org/jcnc/jnotepad/views/root/bottom/function/interfaces/AbstractFunctionChildrenBox.java b/src/main/java/org/jcnc/jnotepad/plugin/api/core/views/sidebar/bottom/AbstractFunctionChildrenBox.java
similarity index 93%
rename from src/main/java/org/jcnc/jnotepad/views/root/bottom/function/interfaces/AbstractFunctionChildrenBox.java
rename to src/main/java/org/jcnc/jnotepad/plugin/api/core/views/sidebar/bottom/AbstractFunctionChildrenBox.java
index 785c42971ec6bce5f8cff052606b0e587b2bc6db..eac456b18875b9a3916bef40c4c45c8ef9b6697f 100644
--- a/src/main/java/org/jcnc/jnotepad/views/root/bottom/function/interfaces/AbstractFunctionChildrenBox.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/api/core/views/sidebar/bottom/AbstractFunctionChildrenBox.java
@@ -1,4 +1,4 @@
-package org.jcnc.jnotepad.views.root.bottom.function.interfaces;
+package org.jcnc.jnotepad.plugin.api.core.views.sidebar.bottom;
 
 import javafx.scene.control.Label;
 import javafx.scene.control.Menu;
diff --git a/src/main/java/org/jcnc/jnotepad/plugin/manager/PluginManager.java b/src/main/java/org/jcnc/jnotepad/plugin/manager/PluginManager.java
index 771f6db1578230403bbabfa1adab8f566e9e2b0e..2b60291637e4ef1cb42b7250a4cc434b883aae4f 100644
--- a/src/main/java/org/jcnc/jnotepad/plugin/manager/PluginManager.java
+++ b/src/main/java/org/jcnc/jnotepad/plugin/manager/PluginManager.java
@@ -1,6 +1,6 @@
 package org.jcnc.jnotepad.plugin.manager;
 
-import org.jcnc.jnotepad.app.util.ApplicationRestarter;
+import org.jcnc.jnotepad.app.manager.ApplicationManager;
 import org.jcnc.jnotepad.common.manager.ThreadPoolManager;
 import org.jcnc.jnotepad.common.util.LogUtil;
 import org.jcnc.jnotepad.common.util.PopUpUtil;
@@ -201,7 +201,7 @@ public class PluginManager {
                     appDialog -> {
                         appDialog.close();
                         // 执行重启操作
-                        ApplicationRestarter.restart();
+                        ApplicationManager.getInstance().restart();
                     }, null, "重启", "以后再说");
         }
     }
diff --git a/src/main/java/org/jcnc/jnotepad/ui/setstage/DeveloperDebugStage.java b/src/main/java/org/jcnc/jnotepad/ui/setstage/DeveloperDebugStage.java
index c6f69fcf70213bfe77ae0b5ace58f4a8bd38eecd..7894a66a3f53e75c28d488acbf70864ab6d60f5a 100644
--- a/src/main/java/org/jcnc/jnotepad/ui/setstage/DeveloperDebugStage.java
+++ b/src/main/java/org/jcnc/jnotepad/ui/setstage/DeveloperDebugStage.java
@@ -7,7 +7,7 @@ import javafx.scene.control.Label;
 import javafx.scene.layout.HBox;
 import javafx.scene.layout.VBox;
 import javafx.stage.Stage;
-import org.jcnc.jnotepad.app.util.ApplicationRestarter;
+import org.jcnc.jnotepad.app.manager.ApplicationManager;
 import org.jcnc.jnotepad.common.util.LogUtil;
 import org.jcnc.jnotepad.common.util.PopUpUtil;
 import org.jcnc.jnotepad.common.util.UiUtil;
@@ -75,7 +75,7 @@ public class DeveloperDebugStage extends Stage {
         debugButton6.setOnAction(event -> {
             logger.debug("开发者调试: {}启动!", debugButton6.getText());
             // 执行重启操作
-            ApplicationRestarter.restart();
+            ApplicationManager.getInstance().restart();
         });
 
         alertBox.getChildren().addAll(debugButton1, debugButton2, debugButton3, debugButton4, debugButton5);
diff --git a/src/main/java/org/jcnc/jnotepad/ui/setstage/HelpPaneStage.java b/src/main/java/org/jcnc/jnotepad/ui/setstage/HelpPaneStage.java
index b8fea56618d4a57e585b0deaafdc8025a5fe8e7a..cc640373dc6dc7f7aa5d8795a5d9d1d553fc281a 100644
--- a/src/main/java/org/jcnc/jnotepad/ui/setstage/HelpPaneStage.java
+++ b/src/main/java/org/jcnc/jnotepad/ui/setstage/HelpPaneStage.java
@@ -19,6 +19,7 @@ import javafx.scene.layout.VBox;
 import javafx.stage.Stage;
 import org.jcnc.jnotepad.common.util.LogUtil;
 import org.jcnc.jnotepad.common.util.UiUtil;
+import org.jcnc.jnotepad.plugin.api.core.ui.stage.AbstractPaneStage;
 import org.jcnc.jnotepad.views.manager.RootManager;
 
 import static org.jcnc.jnotepad.common.constants.AppConstants.*;
diff --git a/src/main/java/org/jcnc/jnotepad/ui/setstage/pluginstage/PluginManagementPane.java b/src/main/java/org/jcnc/jnotepad/ui/setstage/pluginstage/PluginManagementPane.java
index 61db8c6f417f00d3d25d7f6e3a7c31544dd37f4e..fcbc1d1f03cb2f94db45f917c528768e4aaf185c 100644
--- a/src/main/java/org/jcnc/jnotepad/ui/setstage/pluginstage/PluginManagementPane.java
+++ b/src/main/java/org/jcnc/jnotepad/ui/setstage/pluginstage/PluginManagementPane.java
@@ -29,9 +29,9 @@ import org.jcnc.jnotepad.common.util.LogUtil;
 import org.jcnc.jnotepad.common.util.PopUpUtil;
 import org.jcnc.jnotepad.common.util.UiUtil;
 import org.jcnc.jnotepad.model.entity.PluginDescriptor;
+import org.jcnc.jnotepad.plugin.api.core.ui.stage.AbstractPaneStage;
 import org.jcnc.jnotepad.plugin.manager.PluginManager;
 import org.jcnc.jnotepad.ui.module.CustomSetButton;
-import org.jcnc.jnotepad.ui.setstage.AbstractPaneStage;
 import org.slf4j.Logger;
 
 import java.awt.*;
diff --git a/src/main/java/org/jcnc/jnotepad/views/manager/DirectorySidebarManager.java b/src/main/java/org/jcnc/jnotepad/views/manager/DirectorySidebarManager.java
index 50da325b72ef564fd2a08abde2ad64d7463b2adc..ad687852ebaa49543176bfd0f0122e4295a64d93 100644
--- a/src/main/java/org/jcnc/jnotepad/views/manager/DirectorySidebarManager.java
+++ b/src/main/java/org/jcnc/jnotepad/views/manager/DirectorySidebarManager.java
@@ -1,5 +1,6 @@
 package org.jcnc.jnotepad.views.manager;
 
+import javafx.beans.value.ChangeListener;
 import javafx.scene.control.SplitPane;
 import javafx.scene.control.TreeItem;
 import org.jcnc.jnotepad.common.manager.ApplicationCacheManager;
@@ -41,7 +42,7 @@ public class DirectorySidebarManager {
     private static final DirectorySidebarPane DIRECTORY_SIDEBAR_PANE = DirectorySidebarPane.getInstance();
 
 
-    private static final double lastDividerPosition = 0.3;
+    private static final double LAST_DIVIDER_POSITION = 0.3;
 
     /**
      * 控制文件树显示
@@ -56,13 +57,13 @@ public class DirectorySidebarManager {
         double roundedNumber = Double.parseDouble(formattedNumber);
 
         // 分割条位置不等于 代表展开
-        if (roundedNumber != 0.0) {
+        if (Double.compare(roundedNumber, 0.0) != 0) {
             // 收缩分割条 收缩文件树
             center.setDividerPositions(0.0);
 
         } else {
             // 展开分割条，文件树
-            center.setDividerPositions(lastDividerPosition);
+            center.setDividerPositions(LAST_DIVIDER_POSITION);
 
         }
     }
@@ -76,8 +77,19 @@ public class DirectorySidebarManager {
         if (bool) {
             // 获取分割面板
             SplitPane center = (SplitPane) MAIN_BORDER_PANE.getCenter();
-            center.setDividerPositions(lastDividerPosition);
+            center.setDividerPositions(LAST_DIVIDER_POSITION);
         }
+
+    }
+
+    private static ChangeListener<Boolean> getTreeItemListener(TreeItem<DirFileModel> item) {
+        return (observable, oldValue, newValue) -> {
+            if (Boolean.TRUE.equals(newValue)) {
+                item.setGraphic(item.getValue().getIconIsSelected());
+            } else {
+                item.setGraphic(item.getValue().getIconIsNotSelected());
+            }
+        };
     }
 
     /**
@@ -86,10 +98,10 @@ public class DirectorySidebarManager {
      * @param dirFileModel 文件
      */
     public void setTreeView(DirFileModel dirFileModel) {
-        TreeItem<DirFileModel> rootItem = new TreeItem<>(dirFileModel);
+        TreeItem<DirFileModel> rootItem = new TreeItem<>(dirFileModel, dirFileModel.getIconIsNotSelected());
 
         DIRECTORY_SIDEBAR_PANE.setRoot(rootItem);
-
+        rootItem.expandedProperty().addListener(getTreeItemListener(rootItem));
         expandFolder(dirFileModel, rootItem);
     }
 
@@ -103,7 +115,8 @@ public class DirectorySidebarManager {
         List<DirFileModel> childFileList = dirFileModel.getChildFile();
         if (childFileList != null) {
             for (DirFileModel childFile : childFileList) {
-                TreeItem<DirFileModel> childItem = new TreeItem<>(childFile);
+                TreeItem<DirFileModel> childItem = new TreeItem<>(childFile, childFile.getIconIsNotSelected());
+                childItem.expandedProperty().addListener(getTreeItemListener(childItem));
                 item.getChildren().add(childItem);
                 expandFolder(childFile, childItem);
             }
@@ -111,6 +124,11 @@ public class DirectorySidebarManager {
         }
     }
 
+    /**
+     * 展开已打开文件树
+     *
+     * @since 2023/10/2 23:12
+     */
     public void expandTheOpenFileTree() {
         // 获取缓存
         Object cacheData = CACHE_MANAGER.getCacheData(OpenDirectory.GROUP, "folderThatWasOpened");
diff --git a/src/main/java/org/jcnc/jnotepad/views/manager/SidebarToolBarManager.java b/src/main/java/org/jcnc/jnotepad/views/manager/SidebarToolBarManager.java
index c3828ed7f32664e51fa090150373f6b077bfc5f4..5de164b07932713e91ebf23eaece51fdeff05c78 100644
--- a/src/main/java/org/jcnc/jnotepad/views/manager/SidebarToolBarManager.java
+++ b/src/main/java/org/jcnc/jnotepad/views/manager/SidebarToolBarManager.java
@@ -5,7 +5,8 @@ import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
 import org.jcnc.jnotepad.controller.event.handler.setting.DirTreeBtn;
 import org.jcnc.jnotepad.controller.event.handler.setting.SetBtn;
-import org.jcnc.jnotepad.views.manager.builder.SideBarButtonBuilder;
+import org.jcnc.jnotepad.plugin.api.core.views.manager.AbstractManager;
+import org.jcnc.jnotepad.plugin.api.core.views.manager.builder.SideBarButtonBuilder;
 import org.jcnc.jnotepad.views.root.left.sidebar.tools.SidebarToolBar;
 
 import java.util.ArrayList;
diff --git a/src/main/java/org/jcnc/jnotepad/views/manager/TopMenuBarManager.java b/src/main/java/org/jcnc/jnotepad/views/manager/TopMenuBarManager.java
index bb51f50e62ce0f3374e6356798fa62af1380760b..aa508f746e08b98e102511e4fcec54d3a29b0be5 100644
--- a/src/main/java/org/jcnc/jnotepad/views/manager/TopMenuBarManager.java
+++ b/src/main/java/org/jcnc/jnotepad/views/manager/TopMenuBarManager.java
@@ -15,6 +15,7 @@ import org.jcnc.jnotepad.controller.config.AppConfigController;
 import org.jcnc.jnotepad.controller.event.handler.menubar.*;
 import org.jcnc.jnotepad.controller.i18n.LocalizationController;
 import org.jcnc.jnotepad.model.entity.ShortcutKey;
+import org.jcnc.jnotepad.plugin.api.core.views.manager.AbstractManager;
 import org.jcnc.jnotepad.ui.setstage.HelpPaneStage;
 import org.jcnc.jnotepad.ui.setstage.pluginstage.PluginManagementPane;
 import org.jcnc.jnotepad.views.root.top.menu.TopMenuBar;
@@ -23,7 +24,6 @@ import org.slf4j.Logger;
 import java.util.*;
 
 import static org.jcnc.jnotepad.common.constants.TextConstants.*;
-import static org.jcnc.jnotepad.common.constants.TextConstants.OPEN_DIRECTORY;
 
 /**
  * 顶部菜单栏管理类
diff --git a/src/main/java/org/jcnc/jnotepad/views/root/center/main/center/directory/DirectorySidebarPane.java b/src/main/java/org/jcnc/jnotepad/views/root/center/main/center/directory/DirectorySidebarPane.java
index 6ac1d0bc1edf3298d3346aec7991e4d44a9971aa..fec743421d45c48a2f8862173debccabd1263b0d 100644
--- a/src/main/java/org/jcnc/jnotepad/views/root/center/main/center/directory/DirectorySidebarPane.java
+++ b/src/main/java/org/jcnc/jnotepad/views/root/center/main/center/directory/DirectorySidebarPane.java
@@ -20,18 +20,21 @@ public class DirectorySidebarPane extends TreeView<DirFileModel> {
 
     private static final DirectorySidebarPane INSTANCE = new DirectorySidebarPane();
 
+    private static final int CLICK_COUNT = 2;
+
     private DirectorySidebarPane() {
         this.setOnMouseClicked(mouseEvent -> {
-            if (mouseEvent.getClickCount() == 2) {
+            if (mouseEvent.getClickCount() == CLICK_COUNT) {
                 TreeItem<DirFileModel> item = DirectorySidebarPane.this.getSelectionModel().getSelectedItem();
-                if (Objects.isNull(item)) return;
+                if (Objects.isNull(item)) {
+                    return;
+                }
                 File file = new File(item.getValue().getPath());
 
                 if (!file.isFile()) {
                     return;
                 }
                 OpenFile.openFile(file);
-
             }
         });
     }