From dad01235b03451a940f81a6620bfab208aeac923 Mon Sep 17 00:00:00 2001
From: CJKmkp <2564608840@qq.com>
Date: Sat, 26 Jul 2025 19:30:56 +0800
Subject: [PATCH] =?UTF-8?q?fix:=E4=BE=A7=E8=BE=B9=E6=A0=8F=E4=B8=AD?=
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Content-Transfer-Encoding: 8bit

---
 Ink Canvas/MainWindow_cs/MW_PPT.cs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Ink Canvas/MainWindow_cs/MW_PPT.cs b/Ink Canvas/MainWindow_cs/MW_PPT.cs
index 4bb128d2..69885c47 100644
--- a/Ink Canvas/MainWindow_cs/MW_PPT.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_PPT.cs	
@@ -1270,10 +1270,27 @@ namespace Ink_Canvas {
                 LogHelper.WriteLogToFile($"结束PPT放映操作异常: {ex.ToString()}", LogHelper.LogType.Error);
             }
             await Application.Current.Dispatcher.InvokeAsync(() => {
+                // 隐藏侧边栏退出按钮
                 if (BtnExitPptFromSidebarLeft != null)
                     BtnExitPptFromSidebarLeft.Visibility = Visibility.Collapsed;
                 if (BtnExitPptFromSidebarRight != null)
                     BtnExitPptFromSidebarRight.Visibility = Visibility.Collapsed;
+
+                // 确保所有放映模式按钮都被隐藏，防止PptApplication_SlideShowEnd事件未触发的情况
+                try {
+                    BtnPPTSlideShow.Visibility = Visibility.Visible;
+                    BtnPPTSlideShowEnd.Visibility = Visibility.Collapsed;
+                    StackPanelPPTControls.Visibility = Visibility.Collapsed;
+                    LeftBottomPanelForPPTNavigation.Visibility = Visibility.Collapsed;
+                    RightBottomPanelForPPTNavigation.Visibility = Visibility.Collapsed;
+                    LeftSidePanelForPPTNavigation.Visibility = Visibility.Collapsed;
+                    RightSidePanelForPPTNavigation.Visibility = Visibility.Collapsed;
+
+                    LogHelper.WriteLogToFile("手动隐藏所有放映模式按钮", LogHelper.LogType.Trace);
+                }
+                catch (Exception ex) {
+                    LogHelper.WriteLogToFile($"手动隐藏放映模式按钮失败: {ex.ToString()}", LogHelper.LogType.Error);
+                }
             });
         }