add:进入PPT放映自动回到首页 #38

Ink Canvas/MainWindow.xaml

@@ -1584,6 +1584,14 @@
                                                          FontFamily="Microsoft YaHei UI" FontWeight="Bold"
                                                          Toggled="ToggleSwitchNotifyPreviousPage_Toggled" />
                                     </ui:SimpleStackPanel>
+                                    <ui:SimpleStackPanel Orientation="Horizontal" HorizontalAlignment="Left">
+                                        <TextBlock Foreground="#fafafa" Text="进入放映时回到首页" VerticalAlignment="Center"
+                                                   FontSize="14" Margin="0,0,16,0" />
+                                        <ui:ToggleSwitch OnContent="" OffContent=""
+                                                         Name="ToggleSwitchAlwaysGoToFirstPageOnReenter" IsOn="False"
+                                                         FontFamily="Microsoft YaHei UI" FontWeight="Bold"
+                                                         Toggled="ToggleSwitchAlwaysGoToFirstPageOnReenter_Toggled" />
+                                    </ui:SimpleStackPanel>
                                     <ui:SimpleStackPanel Orientation="Horizontal" HorizontalAlignment="Left">
                                         <TextBlock Foreground="#fafafa" Text="提示隐藏幻灯片" VerticalAlignment="Center"
                                                    FontSize="14" Margin="0,0,16,0" />

Ink Canvas/MainWindow_cs/MW_PPT.cs

@@ -241,8 +241,29 @@ namespace Ink_Canvas {
         }
 
         private void PptApplication_PresentationOpen(Presentation Pres) {
-            // 跳转到上次播放页
-            if (Settings.PowerPointSettings.IsNotifyPreviousPage)
+            // 新增逻辑：如果开启"重新进入放映时回到首页"，则直接跳转第一页
+            if (Settings.PowerPointSettings.IsAlwaysGoToFirstPageOnReenter)
+            {
+                Application.Current.Dispatcher.BeginInvoke(new Action(() => {
+                    try
+                    {
+                        if (presentation == null)
+                        {
+                            LogHelper.WriteLogToFile("演示文稿为空，无法跳转到首页", LogHelper.LogType.Warning);
+                            return;
+                        }
+                        if (pptApplication != null && pptApplication.SlideShowWindows != null && pptApplication.SlideShowWindows.Count >= 1)
+                            presentation.SlideShowWindow.View.GotoSlide(1);
+                        else if (presentation.Windows != null && presentation.Windows.Count >= 1)
+                            presentation.Windows[1].View.GotoSlide(1);
+                    }
+                    catch (Exception ex)
+                    {
+                        LogHelper.WriteLogToFile($"跳转到首页失败: {ex.ToString()}", LogHelper.LogType.Error);
+                    }
+                }), DispatcherPriority.Normal);
+            }
+            else if (Settings.PowerPointSettings.IsNotifyPreviousPage)
                 Application.Current.Dispatcher.BeginInvoke(new Action(() => {
                     try {
                         // 添加安全检查
@@ -594,6 +615,21 @@ namespace Ink_Canvas {
                 LogHelper.WriteLogToFile("PowerPoint Application Slide Show Begin", LogHelper.LogType.Event);
 
                 await Application.Current.Dispatcher.InvokeAsync(() => {
+                    // 新增：如果设置开启，进入放映时强制跳转到第一页
+                    if (Settings.PowerPointSettings.IsAlwaysGoToFirstPageOnReenter)
+                    {
+                        try
+                        {
+                            if (Wn != null && Wn.Presentation != null && Wn.View != null)
+                            {
+                                Wn.View.GotoSlide(1);
+                            }
+                        }
+                        catch (Exception ex)
+                        {
+                            LogHelper.WriteLogToFile($"放映开始时跳转首页失败: {ex.ToString()}", LogHelper.LogType.Error);
+                        }
+                    }
 
                     //调整颜色
                     var screenRatio = SystemParameters.PrimaryScreenWidth / SystemParameters.PrimaryScreenHeight;

Ink Canvas/MainWindow_cs/MW_Settings.cs

@@ -2177,5 +2177,11 @@ namespace Ink_Canvas {
             Settings.Automation.IsAutoFoldAfterPPTSlideShow = ToggleSwitchAutoFoldAfterPPTSlideShow.IsOn;
             SaveSettingsToFile();
         }
+
+        private void ToggleSwitchAlwaysGoToFirstPageOnReenter_Toggled(object sender, RoutedEventArgs e) {
+            if (!isLoaded) return;
+            Settings.PowerPointSettings.IsAlwaysGoToFirstPageOnReenter = ToggleSwitchAlwaysGoToFirstPageOnReenter.IsOn;
+            SaveSettingsToFile();
+        }
     }
 }

Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs

@@ -375,6 +375,7 @@ namespace Ink_Canvas {
                 ToggleSwitchAutoSaveScreenShotInPowerPoint.IsOn =
                     Settings.PowerPointSettings.IsAutoSaveScreenShotInPowerPoint;
                 ToggleSwitchEnableWppProcessKill.IsOn = Settings.PowerPointSettings.EnableWppProcessKill;
+                ToggleSwitchAlwaysGoToFirstPageOnReenter.IsOn = Settings.PowerPointSettings.IsAlwaysGoToFirstPageOnReenter;
             } else {
                 Settings.PowerPointSettings = new PowerPointSettings();
             }

Ink Canvas/Resources/Settings.cs

@@ -239,6 +239,8 @@ namespace Ink_Canvas
         public bool IsSupportWPS { get; set; } = true;
         [JsonProperty("enableWppProcessKill")]
         public bool EnableWppProcessKill { get; set; } = true;
+        [JsonProperty("isAlwaysGoToFirstPageOnReenter")]
+        public bool IsAlwaysGoToFirstPageOnReenter { get; set; } = false;
     }
 
     public class Automation