From 6a97919f7a70e179a1ccddb0568863b9ab1e8af4 Mon Sep 17 00:00:00 2001
From: unknown <2564608840@qq.com>
Date: Sun, 20 Jul 2025 00:21:16 +0800
Subject: [PATCH] =?UTF-8?q?Revert=20"improve:=E8=81=94=E5=8A=A8=E6=A8=A1?=
 =?UTF-8?q?=E5=9D=97"?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

This reverts commit f2e7e17bd1e60ec1ee4450ee90b61c9a08689667.
---
 Ink Canvas/MainWindow_cs/MW_PPT.cs | 20 ++++----------------
 1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/Ink Canvas/MainWindow_cs/MW_PPT.cs b/Ink Canvas/MainWindow_cs/MW_PPT.cs
index ce3bc924..0086c86c 100644
--- a/Ink Canvas/MainWindow_cs/MW_PPT.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_PPT.cs	
@@ -26,22 +26,10 @@ namespace Ink_Canvas {
         public static Slide slide = null;
         public static int slidescount = 0;
 
-        // 新增：安全切换LoadingMask可见性的方法，避免重复赋值导致动画闪动
-        private void SetLoadingMaskVisibility(Visibility visibility)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                if (LoadingMask.Visibility != visibility)
-                {
-                    LoadingMask.Visibility = visibility;
-                }
-            });
-        }
-
         private void BtnCheckPPT_Click(object sender, RoutedEventArgs e) {
             try {
                 // 显示加载动画
-                SetLoadingMaskVisibility(Visibility.Visible);
+                Application.Current.Dispatcher.Invoke(() => { LoadingMask.Visibility = Visibility.Visible; });
                 pptApplication =
                     (Microsoft.Office.Interop.PowerPoint.Application)Marshal.GetActiveObject("kwpp.Application");
                 //pptApplication.SlideShowWindows[1].View.Next();
@@ -83,7 +71,7 @@ namespace Ink_Canvas {
             }
             finally {
                 // 隐藏加载动画
-                SetLoadingMaskVisibility(Visibility.Collapsed);
+                Application.Current.Dispatcher.Invoke(() => { LoadingMask.Visibility = Visibility.Collapsed; });
             }
         }
 
@@ -104,7 +92,7 @@ namespace Ink_Canvas {
             if (IsShowingRestoreHiddenSlidesWindow || IsShowingAutoplaySlidesWindow) return;
             try {
                 // 显示加载动画
-                SetLoadingMaskVisibility(Visibility.Visible);
+                Application.Current.Dispatcher.Invoke(() => { LoadingMask.Visibility = Visibility.Visible; });
                 pptApplication =
                     (Microsoft.Office.Interop.PowerPoint.Application)Marshal.GetActiveObject("PowerPoint.Application");
 
@@ -154,7 +142,7 @@ namespace Ink_Canvas {
             }
             finally {
                 // 隐藏加载动画
-                SetLoadingMaskVisibility(Visibility.Collapsed);
+                Application.Current.Dispatcher.Invoke(() => { LoadingMask.Visibility = Visibility.Collapsed; });
             }
         }