add:多屏支持

Ink Canvas/Windows/SettingsViews/Pages/WindowPage.xaml

@@ -57,6 +57,21 @@
                             SwitchName="ToggleSwitchAvoidFullScreen"
                             Toggled="ToggleSwitchAvoidFullScreen_Toggled" />
 
+                    <controls:LabeledSettingsCard x:Name="CardMultiScreenSupport"
+                            Header="多屏支持"
+                            Description="启用后将根据当前显示器环境启用多屏逻辑"
+                            Icon="{x:Static ui:SegoeFluentIcons.BackToWindow}"
+                            SwitchName="ToggleSwitchMultiScreenSupport"
+                            Toggled="ToggleSwitchMultiScreenSupport_Toggled" />
+
+                    <controls:LabeledSettingsCard x:Name="CardFollowMouseScreen"
+                            Header="自动跟随鼠标选择显示屏"
+                            Description="默认开启：自动以鼠标所在显示屏作为当前目标显示屏"
+                            Icon="{x:Static ui:SegoeFluentIcons.TouchPointer}"
+                            Visibility="{Binding IsOn, ElementName=CardMultiScreenSupport, Converter={StaticResource BooleanToVisibilityConverter}}"
+                            SwitchName="ToggleSwitchFollowMouseScreen"
+                            Toggled="ToggleSwitchFollowMouseScreen_Toggled" />
+
                     <ui:SettingsExpander x:Name="ExpanderAlwaysOnTop"
                             Header="{i18n:I18n Key=Startup_TopMost}"
                             Description="{i18n:I18n Key=Startup_TopMostHint}"

Ink Canvas/Windows/SettingsViews/Pages/WindowPage.xaml.cs

@@ -42,6 +42,8 @@ namespace Ink_Canvas.Windows.SettingsViews.Pages
                     CardNoFocusMode.IsOn = settings.Advanced.IsNoFocusMode;
                     CardWindowMode.IsOn = settings.Advanced.WindowMode;
                     CardAvoidFullScreen.IsOn = settings.Advanced.IsEnableAvoidFullScreenHelper;
+                    CardMultiScreenSupport.IsOn = settings.Advanced.EnableMultiScreenSupport;
+                    CardFollowMouseScreen.IsOn = settings.Advanced.FollowMouseForScreenSelection;
                     ToggleSwitchAlwaysOnTop.IsOn = settings.Advanced.IsAlwaysOnTop;
 
                     _topMostModeItems.Clear();
@@ -215,6 +217,48 @@ namespace Ink_Canvas.Windows.SettingsViews.Pages
             }
         }
 
+        private void ToggleSwitchMultiScreenSupport_Toggled(object sender, RoutedEventArgs e)
+        {
+            if (!_isLoaded) return;
+
+            try
+            {
+                bool newState = CardMultiScreenSupport.IsOn;
+                SettingsManager.Settings.Advanced.EnableMultiScreenSupport = newState;
+                SettingsManager.SaveSettingsToFile();
+
+                if (Application.Current.MainWindow is MainWindow mainWindow)
+                {
+                    mainWindow.ApplyMultiScreenSettings();
+                }
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine($"设置多屏支持时出错: {ex.Message}");
+            }
+        }
+
+        private void ToggleSwitchFollowMouseScreen_Toggled(object sender, RoutedEventArgs e)
+        {
+            if (!_isLoaded) return;
+
+            try
+            {
+                bool newState = CardFollowMouseScreen.IsOn;
+                SettingsManager.Settings.Advanced.FollowMouseForScreenSelection = newState;
+                SettingsManager.SaveSettingsToFile();
+
+                if (Application.Current.MainWindow is MainWindow mainWindow)
+                {
+                    mainWindow.ApplyMultiScreenSettings();
+                }
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine($"设置自动跟随鼠标选择显示屏时出错: {ex.Message}");
+            }
+        }
+
         private void RadioTopMostNormal_Checked(object sender, RoutedEventArgs e)
         {
             if (!_isLoaded) return;