diff --git a/WGShare.API/Controllers/Frontend/RoomController.cs b/WGShare.API/Controllers/Frontend/RoomController.cs
index 491c4ae..7556f42 100644
--- a/WGShare.API/Controllers/Frontend/RoomController.cs
+++ b/WGShare.API/Controllers/Frontend/RoomController.cs
@@ -414,7 +414,8 @@ namespace WGShare.API.Controllers.Frontend
 
             if (RedisHelper.Instance.HGet(RedisKeyConstant.SessionManage.GetChannelShowUserKey(TenantId), roomNum) == uid)
             {
-                // 如果已经是全员观看他了，则不做处理
+                // 如果已经是全员观看他了， 直接通知其他房间用户
+                await _hubContext.Clients.Group(roomNum).ShowUser(uid, uname, UId, UserName);
                 return;
             }
             // 设置房间全员观看用户
diff --git a/WGShare.API/Hubs/IMessageClient.cs b/WGShare.API/Hubs/IMessageClient.cs
index 8aa358d..822a8aa 100644
--- a/WGShare.API/Hubs/IMessageClient.cs
+++ b/WGShare.API/Hubs/IMessageClient.cs
@@ -47,7 +47,7 @@ namespace WGShare.API.Hubs
         /// </summary>
         /// <param name="type"></param>
         /// <returns></returns>
-        Task Operation(int type);
+        Task Operation(string contentString);
 
         /// <summary>
         /// 更新视图
diff --git a/WGShare.API/Hubs/SessionManageHub.cs b/WGShare.API/Hubs/SessionManageHub.cs
index f1f000a..accdf9d 100644
--- a/WGShare.API/Hubs/SessionManageHub.cs
+++ b/WGShare.API/Hubs/SessionManageHub.cs
@@ -293,9 +293,9 @@ namespace WGShare.API.Hubs
         /// </summary>
         /// <returns></returns>
         [HubMethodName("sendOper")]
-        public async Task SendOperation(string roomNum, int type)
+        public async Task SendOperation(string roomNum, string contentString)
         {
-            await Clients.Group(roomNum).Operation(type);
+            await Clients.Group(roomNum).Operation(contentString);
         }
 
         /// <summary>
diff --git a/WGShare.API/WGShare.API.xml b/WGShare.API/WGShare.API.xml
index 4766f06..b62a0f5 100644
--- a/WGShare.API/WGShare.API.xml
+++ b/WGShare.API/WGShare.API.xml
@@ -311,6 +311,12 @@
             </summary>
             <returns></returns>
         </member>
+        <member name="M:WGShare.API.Controllers.Frontend.RoomController.StopedSharedScreen(System.String)">
+            <summary>
+            共享人取消共享屏幕
+            </summary>
+            <returns></returns>
+        </member>
         <member name="M:WGShare.API.Controllers.Frontend.RoomController.AddFile(WGShare.Domain.DTOs.File.ShareFileInputDTO)">
             <summary>
             分享上传文件
@@ -613,7 +619,7 @@
             </summary>
             <returns></returns>
         </member>
-        <member name="M:WGShare.API.Hubs.IMessageClient.Operation(System.Int32)">
+        <member name="M:WGShare.API.Hubs.IMessageClient.Operation(System.String)">
             <summary>
             客户端操作
             </summary>
@@ -632,6 +638,12 @@
             </summary>
             <returns></returns>
         </member>
+        <member name="M:WGShare.API.Hubs.IMessageClient.StopedSharedScreen(System.String)">
+            <summary>
+            共享人取消共享屏幕
+            </summary>
+            <returns></returns>
+        </member>
         <member name="M:WGShare.API.Hubs.IMessageClient.UserJoined(WGShare.Domain.Entities.ChannelUserInfo)">
             <summary>
             用户加入频道回调
@@ -772,7 +784,7 @@
             <param name="rooNum"></param>
             <param name="msg"></param>
         </member>
-        <member name="M:WGShare.API.Hubs.SessionManageHub.SendOperation(System.String,System.Int32)">
+        <member name="M:WGShare.API.Hubs.SessionManageHub.SendOperation(System.String,System.String)">
             <summary>
             发送客户端指令
             </summary>