diff --git a/designer-form/src/main/java/com/fr/design/designer/beans/LayoutAdapter.java b/designer-form/src/main/java/com/fr/design/designer/beans/LayoutAdapter.java
index 060bbbc90..c58e01808 100644
--- a/designer-form/src/main/java/com/fr/design/designer/beans/LayoutAdapter.java
+++ b/designer-form/src/main/java/com/fr/design/designer/beans/LayoutAdapter.java
@@ -139,12 +139,31 @@ public interface LayoutAdapter {
         return true;
     }
 
+    /**
+     * 拖拽开始
+     *
+     * @param xCreator
+     * @param selectionModel
+     */
     void dragStart(XCreator xCreator, SelectionModel selectionModel);
 
+    /**
+     * 拖拽结束
+     *
+     * @param xCreator
+     * @param selectionModel
+     * @param x
+     * @param y
+     */
     default void dragOver(XCreator xCreator, SelectionModel selectionModel, int x, int y) {
 
     };
 
+    /**
+     * 组件正在被拖拽时的处理逻辑
+     *
+     * @param model
+     */
     void dragging(DraggingModel model);
 
     /**