community/Ink Canvas/Windows/SettingsViews/SettingsViews/AppearancePanel.xaml.cs

using System;
using System.Windows;
using System.Windows.Controls;

namespace Ink_Canvas.Windows.SettingsViews
{
    /// <summary>
    /// AppearancePanel.xaml 的交互逻辑
    /// </summary>
    public partial class AppearancePanel : UserControl
    {
        public AppearancePanel()
        {
            InitializeComponent();
        }

        public event EventHandler<RoutedEventArgs> IsTopBarNeedShadowEffect;
        public event EventHandler<RoutedEventArgs> IsTopBarNeedNoShadowEffect;

        private void ScrollViewerEx_ScrollChanged(object sender, ScrollChangedEventArgs e)
        {
            var scrollViewer = (ScrollViewer)sender;
            if (scrollViewer.VerticalOffset >= 10)
            {
                IsTopBarNeedShadowEffect?.Invoke(this, new RoutedEventArgs());
            }
            else
            {
                IsTopBarNeedNoShadowEffect?.Invoke(this, new RoutedEventArgs());
            }
        }
        
        /// <summary>
        /// 应用主题
        /// </summary>
        public void ApplyTheme()
        {
            try
            {
                ThemeHelper.ApplyThemeToControl(this);
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine($"AppearancePanel 应用主题时出错: {ex.Message}");
            }
        }
    }
}