community/Ink Canvas/Windows/SettingsViews2/SettingsWindow2.xaml.cs

using Ink_Canvas.Windows.SettingsViews2.Pages;
using iNKORE.UI.WPF.Modern.Controls;
using System;
using System.Collections.Generic;
using System.Windows;
using System.Windows.Navigation;

namespace Ink_Canvas.Windows.SettingsViews2
{
    public partial class SettingsWindow2 : Window
    {
        private Dictionary<string, Type> _pageTypes;
        private Dictionary<string, object> _pages = new Dictionary<string, object>();

        public SettingsWindow2()
        {
            InitializeComponent();

            // 初始化页面类型映射
            _pageTypes = new Dictionary<string, Type>
            {
                { "Page1", typeof(Page1) },
                { "Page2", typeof(Page2) }
            };

            // 默认选中第一个项目
            if (NavigationViewControl.MenuItems.Count > 0)
            {
                NavigationViewControl.SelectedItem = NavigationViewControl.MenuItems[0];
            }
        }

        private void OnNavigationViewSelectionChanged(NavigationView sender, NavigationViewSelectionChangedEventArgs args)
        {
            if (args.IsSettingsSelected)
            {
                // 暂时导航到 Page1 作为设置页示例
                NavigateToPage("Page1");
            }
            else if (args.SelectedItem is iNKORE.UI.WPF.Modern.Controls.NavigationViewItem item)
            {
                var tag = item.Tag as string;
                if (!string.IsNullOrEmpty(tag))
                {
                    NavigateToPage(tag);
                }
            }
        }

        private void NavigateToPage(string pageTag)
        {
            if (_pageTypes.TryGetValue(pageTag, out Type pageType))
            {
                try
                {
                    if (!_pages.TryGetValue(pageTag, out object page))
                    {
                        page = Activator.CreateInstance(pageType);
                        _pages[pageTag] = page;
                    }

                    if (page != null)
                    {
                        rootFrame.Navigate(page);
                        // 更新标题
                        if (NavigationViewControl.SelectedItem is iNKORE.UI.WPF.Modern.Controls.NavigationViewItem selectedItem)
                        {
                            NavigationViewControl.Header = selectedItem.Content;
                        }
                    }
                }
                catch (Exception ex)
                {
                    iNKORE.UI.WPF.Modern.Controls.MessageBox.Show($"导航到页面时出错: {ex.Message}", "错误");
                }
            }
        }

        private void OnControlsSearchBoxQuerySubmitted(AutoSuggestBox sender, AutoSuggestBoxQuerySubmittedEventArgs args)
        {
            var query = args.QueryText.ToLower();
            var allItems = new List<object>();
            foreach (var item in NavigationViewControl.MenuItems) allItems.Add(item);
            foreach (var item in NavigationViewControl.FooterMenuItems) allItems.Add(item);

            foreach (var item in allItems)
            {
                if (item is iNKORE.UI.WPF.Modern.Controls.NavigationViewItem navItem)
                {
                    var content = navItem.Content?.ToString().ToLower();
                    if (content != null && content.Contains(query))
                    {
                        NavigationViewControl.SelectedItem = navItem;
                        break;
                    }
                }
            }
        }

        private void OnControlsSearchBoxTextChanged(AutoSuggestBox sender, AutoSuggestBoxTextChangedEventArgs args)
        {
            if (args.Reason == AutoSuggestionBoxTextChangeReason.UserInput)
            {
                var query = sender.Text.ToLower();
                var suggestions = new List<string>();

                var allItems = new List<object>();
                foreach (var item in NavigationViewControl.MenuItems) allItems.Add(item);
                foreach (var item in NavigationViewControl.FooterMenuItems) allItems.Add(item);

                foreach (var item in allItems)
                {
                    if (item is iNKORE.UI.WPF.Modern.Controls.NavigationViewItem navItem)
                    {
                        var content = navItem.Content?.ToString();
                        if (content != null && content.ToLower().Contains(query))
                        {
                            suggestions.Add(content);
                        }
                    }
                }

                sender.ItemsSource = suggestions;
            }
        }
    }
}