diff --git a/AboutForm.cs b/AboutForm.cs
index 6292c65..2f50e5b 100644
--- a/AboutForm.cs
+++ b/AboutForm.cs
@@ -1,82 +1,141 @@
-using System;
-using System.Drawing;
-using System.Windows.Forms;
-
-namespace AppStore
-{
-    public class AboutUserControl : UserControl
-    {
-        private PictureBox logo = null!;
-        private Label infoLabel = null!;
-
-        public AboutUserControl()
-        {
-            InitializeComponent();
-        }
-
-        private void InitializeComponent()
-        {
-            this.Dock = DockStyle.Fill;
-            this.BackColor = Color.White;
-            this.Padding = new Padding(20);
-
-            // 创建主布局面板
-            TableLayoutPanel mainLayout = new TableLayoutPanel();
-            mainLayout.Dock = DockStyle.Fill;
-            mainLayout.ColumnCount = 1;
-            mainLayout.RowCount = 2;
-            mainLayout.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 100F));
-            mainLayout.RowStyles.Add(new RowStyle(SizeType.AutoSize));
-            mainLayout.RowStyles.Add(new RowStyle(SizeType.AutoSize));
-            mainLayout.Padding = new Padding(0, 20, 0, 20);
-
-            // 初始化并添加应用图标
-            logo = new PictureBox();
-            try
-            {
-                logo.Image = Image.FromFile("img/png/kortapp-z.png");
-            }
-            catch (Exception ex)
-            {
-                Logger.LogError($"无法加载应用图标: {ex.Message}");
-                logo.Image = SystemIcons.Application.ToBitmap();
-            }
-            logo.SizeMode = PictureBoxSizeMode.Zoom;
-            logo.Width = 200;
-            logo.Height = 200;
-            logo.Anchor = AnchorStyles.None;
-            logo.Margin = new Padding(0, 0, 0, 20);
-            mainLayout.Controls.Add(logo, 0, 0);
-
-            // 初始化并添加应用信息
-            infoLabel = new Label();
-            infoLabel.Text = "kortapp-z\n版本: 0.9.8\n一个简单、开源的应用商店\nkortapp-z是完全免费的基于.NET8和C++的软件";
-            infoLabel.Font = new Font("Microsoft YaHei", 12);
-            infoLabel.AutoSize = false;
-            infoLabel.Width = 300;
-            infoLabel.Height = 100;
-            infoLabel.TextAlign = ContentAlignment.MiddleCenter;
-            infoLabel.Anchor = AnchorStyles.None;
-            mainLayout.Controls.Add(infoLabel, 0, 1);
-
-            this.Controls.Add(mainLayout);
-        }
-    }
-
-    // 保留原AboutForm作为容器(可选)
-    public class AboutForm : Form
-    {
-        public AboutForm()
-        {
-            this.Text = "关于 kortapp-z";
-            this.Size = new Size(500, 400);
-            this.StartPosition = FormStartPosition.CenterScreen;
-            this.FormBorderStyle = FormBorderStyle.FixedDialog;
-            this.MaximizeBox = false;
-            this.MinimizeBox = false;
-            
-            var aboutControl = new AboutUserControl();
-            this.Controls.Add(aboutControl);
-        }
-    }
-}
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace AppStore
+{
+    public class AboutUserControl : UserControl
+    {
+        private PictureBox logo = null!;
+        private Label infoLabel = null!;
+
+        public AboutUserControl()
+        {
+            InitializeComponent();
+        }
+
+        private void InitializeComponent()
+        {
+            this.Dock = DockStyle.Fill;
+            this.BackColor = Color.White;
+            this.Padding = new Padding(20);
+
+            // 创建主布局面板
+            TableLayoutPanel mainLayout = new TableLayoutPanel();
+            mainLayout.Dock = DockStyle.Fill;
+            mainLayout.ColumnCount = 1;
+            mainLayout.RowCount = 2;
+            mainLayout.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 100F));
+            mainLayout.RowStyles.Add(new RowStyle(SizeType.AutoSize));
+            mainLayout.RowStyles.Add(new RowStyle(SizeType.AutoSize));
+            mainLayout.Padding = new Padding(0, 20, 0, 20);
+
+            // 初始化并添加应用图标
+            logo = new PictureBox();
+            try
+            {
+                logo.Image = Image.FromFile("img/png/kortapp-z.png");
+            }
+            catch (Exception ex)
+            {
+                Logger.LogError($"无法加载应用图标: {ex.Message}");
+                logo.Image = SystemIcons.Application.ToBitmap();
+            }
+            logo.SizeMode = PictureBoxSizeMode.Zoom;
+            logo.Width = 200;
+            logo.Height = 200;
+            logo.Anchor = AnchorStyles.None;
+            logo.Margin = new Padding(0, 0, 0, 20);
+            mainLayout.Controls.Add(logo, 0, 0);
+
+            // 初始化并添加应用信息
+            infoLabel = new Label();
+            infoLabel.Text = "kortapp-z\n版本: 1.0.0\n作者: zs-yg\n一个简单、开源的应用商店\nkortapp-z是完全免费\n基于.NET8和C++的软件";
+            infoLabel.Font = new Font("Microsoft YaHei", 12);
+            infoLabel.AutoSize = false;
+            infoLabel.Width = 300;
+            infoLabel.Height = 130;  // 增加高度确保文字完整显示
+            infoLabel.TextAlign = ContentAlignment.MiddleCenter;
+            infoLabel.Anchor = AnchorStyles.None;
+            mainLayout.Controls.Add(infoLabel, 0, 1);
+
+            // 调整主布局为3行
+            mainLayout.RowCount = 3;
+            mainLayout.RowStyles.Add(new RowStyle(SizeType.AutoSize));
+            mainLayout.RowStyles.Add(new RowStyle(SizeType.AutoSize));
+            mainLayout.RowStyles.Add(new RowStyle(SizeType.Percent, 100F));
+
+            // 在底部添加GitHub链接区域
+            TableLayoutPanel githubPanel = new TableLayoutPanel();
+            githubPanel.Dock = DockStyle.Bottom;
+            githubPanel.Height = 60;
+            githubPanel.ColumnCount = 3;
+            githubPanel.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50F));
+            githubPanel.ColumnStyles.Add(new ColumnStyle(SizeType.AutoSize));
+            githubPanel.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50F));
+            githubPanel.RowCount = 1;
+            githubPanel.Padding = new Padding(10);
+            
+            // 添加GitHub图标
+            PictureBox githubIcon = new PictureBox();
+            try
+            {
+                githubIcon.Image = Image.FromFile("img/jpg/github.jpg");
+            }
+            catch (Exception ex)
+            {
+                Logger.LogError($"无法加载GitHub图标: {ex.Message}");
+                githubIcon.Image = SystemIcons.Application.ToBitmap();
+            }
+            githubIcon.SizeMode = PictureBoxSizeMode.Zoom;
+            githubIcon.Width = 30;
+            githubIcon.Height = 30;
+            githubIcon.Cursor = Cursors.Hand;
+            githubIcon.Click += (s, e) => {
+                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo
+                {
+                    FileName = "https://github.com/zs-yg/kortapp-z",
+                    UseShellExecute = true
+                });
+            };
+            
+            // 添加文字说明
+            Label githubLabel = new Label();
+            githubLabel.Text = "🤗🤗🤗开源地址 🌟 欢迎点star和提交pr 🚀";
+            githubLabel.Font = new Font("Microsoft YaHei", 10);
+            githubLabel.AutoSize = true;
+            githubLabel.Margin = new Padding(10, 0, 0, 0);
+            
+            // 创建包含图标和文字的面板
+            Panel linkPanel = new Panel();
+            linkPanel.AutoSize = true;
+            linkPanel.Controls.Add(githubIcon);
+            linkPanel.Controls.Add(githubLabel);
+            githubIcon.Location = new Point(0, 0);
+            githubLabel.Location = new Point(githubIcon.Width + 10, 5);
+            
+            // 将链接面板添加到中间列
+            githubPanel.Controls.Add(linkPanel, 1, 0);
+            
+            this.Controls.Add(mainLayout);
+            this.Controls.Add(githubPanel);
+        }
+    }
+
+    // 保留原AboutForm作为容器(可选)
+    public class AboutForm : Form
+    {
+        public AboutForm()
+        {
+            this.Text = "关于 kortapp-z";
+            this.Size = new Size(500, 400);
+            this.StartPosition = FormStartPosition.CenterScreen;
+            this.FormBorderStyle = FormBorderStyle.FixedDialog;
+            this.MaximizeBox = false;
+            this.MinimizeBox = false;
+            
+            var aboutControl = new AboutUserControl();
+            this.Controls.Add(aboutControl);
+        }
+    }
+}
diff --git a/AppCard.cs b/AppCard.cs
index a69b584..344266d 100644
--- a/AppCard.cs
+++ b/AppCard.cs
@@ -1,353 +1,353 @@
-using System;
-using System.Drawing;
-using System.Windows.Forms;
-using System.IO;
-using System.Diagnostics;
-using System.Linq;
-using System.Threading.Tasks;
-using System.Collections.Concurrent;
-
-namespace AppStore
-{
-    public class AppCard : UserControl
-    {
-        private PictureBox iconBox;
-        private Label nameLabel;
-        private Button downloadBtn;
-        private static readonly ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath> PathCache = 
-            new ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath>();
-
-        public string AppName { get; set; } = string.Empty;
-        public Image AppIcon { get; set; } = SystemIcons.Application.ToBitmap();
-        public string DownloadUrl { get; set; } = string.Empty;
-
-        public AppCard()
-        {
-            // 确保关键对象不为null
-            iconBox = new PictureBox() { SizeMode = PictureBoxSizeMode.StretchImage };
-            nameLabel = new Label() { Text = string.Empty };
-            downloadBtn = new Button() { Text = "下载" };
-            
-            // 确保DownloadManager已初始化
-            var _ = DownloadManager.Instance;
-            
-            InitializeComponent();
-        }
-
-        private static readonly ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath> BorderCache = 
-            new ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath>();
-
-        private void InitializeComponent()
-        {
-            this.Size = new Size(240, 200);
-            this.BackColor = Color.White;
-            this.Padding = new Padding(10);
-            
-            // 异步初始化卡片路径和边框
-            Task.Run(() => {
-                InitializeCardPath();
-                InitializeBorder();
-            });
-
-            // 应用图标
-            iconBox = new PictureBox();
-            iconBox.Size = new Size(80, 80);
-            iconBox.Location = new Point((Width - 80) / 2, 15);
-            iconBox.SizeMode = PictureBoxSizeMode.StretchImage;
-            this.Controls.Add(iconBox);
-
-            // 应用名称
-            nameLabel = new Label();
-            nameLabel.AutoSize = false;
-            nameLabel.Size = new Size(Width - 20, 40);
-            nameLabel.Location = new Point(10, 100);
-            nameLabel.Font = new Font("Microsoft YaHei", 10, FontStyle.Bold);
-            nameLabel.TextAlign = ContentAlignment.MiddleCenter;
-            this.Controls.Add(nameLabel);
-
-            // 下载按钮
-            downloadBtn = new Button();
-            downloadBtn.Text = "下载";
-            downloadBtn.Size = new Size(100, 32);
-            downloadBtn.Location = new Point((Width - 100) / 2, 150);
-            downloadBtn.BackColor = Color.FromArgb(0, 120, 215);
-            downloadBtn.ForeColor = Color.White;
-            downloadBtn.FlatStyle = FlatStyle.Flat;
-            downloadBtn.FlatAppearance.BorderSize = 0;
-            downloadBtn.Cursor = Cursors.Hand;
-            downloadBtn.Font = new Font("Microsoft YaHei", 9);
-            
-            // 按钮悬停效果
-            downloadBtn.MouseEnter += (s, e) => {
-                downloadBtn.BackColor = Color.FromArgb(0, 150, 255);
-            };
-            
-            downloadBtn.MouseLeave += (s, e) => {
-                downloadBtn.BackColor = Color.FromArgb(0, 120, 215);
-            };
-            
-            downloadBtn.Click += DownloadBtn_Click;
-            this.Controls.Add(downloadBtn);
-        }
-
-        /// <summary>
-        /// 初始化卡片边框路径
-        /// 使用C++程序计算高性能边框路径并缓存结果
-        /// </summary>
-        private void InitializeBorder()
-        {
-            // 使用卡片尺寸作为缓存键
-            string cacheKey = $"{Width}_{Height}_10";
-            
-            // 检查缓存中是否已有路径
-            if (!BorderCache.TryGetValue(cacheKey, out var borderPath))
-            {
-                // 创建临时文件存储路径数据
-                string tempFile = Path.GetTempFileName();
-                try 
-                {
-                    // 配置C++程序启动参数
-                    ProcessStartInfo startInfo = new ProcessStartInfo 
-                    {
-                        FileName = Path.Combine(Application.StartupPath, "resource", "border_renderer.exe"),
-                        Arguments = $"{Width} {Height} 10 \"{tempFile}\"", // 传递宽高和圆角半径
-                        UseShellExecute = false, // 不显示命令行窗口
-                        CreateNoWindow = true    // 静默运行
-                    };
-
-                    // 启动C++程序计算路径
-                    using (var process = Process.Start(startInfo)) 
-                    {
-                        process.WaitForExit();
-                        
-                        // 检查计算结果
-                        if (process.ExitCode == 0 && File.Exists(tempFile)) 
-                        {
-                            // 读取C++程序生成的路径点
-                            var lines = File.ReadAllLines(tempFile);
-                            PointF[] points = lines.Select(line => {
-                                var parts = line.Split(','); // 解析坐标点
-                                return new PointF(float.Parse(parts[0]), float.Parse(parts[1]));
-                            }).ToArray();
-                            
-                            // 创建GraphicsPath对象
-                            borderPath = new System.Drawing.Drawing2D.GraphicsPath();
-                            borderPath.AddLines(points); // 添加路径点
-                            
-                            // 缓存路径对象
-                            BorderCache.TryAdd(cacheKey, borderPath);
-                        }
-                    }
-                }
-                finally 
-                {
-                    // 确保临时文件被删除
-                    if (File.Exists(tempFile)) 
-                    {
-                        File.Delete(tempFile);
-                    }
-                }
-            }
-        }
-
-        // 边框和阴影效果
-        protected override void OnPaint(PaintEventArgs e)
-        {
-            base.OnPaint(e);
-            
-            // 绘制背景
-            using (var brush = new SolidBrush(this.BackColor)) {
-                e.Graphics.FillRectangle(brush, this.ClientRectangle);
-            }
-
-            string cacheKey = $"{Width}_{Height}_10";
-            if (BorderCache.TryGetValue(cacheKey, out var borderPath))
-            {
-                try 
-                {
-                    // 绘制阴影
-                    using (var shadowBrush = new SolidBrush(Color.FromArgb(20, 0, 0, 0))) {
-                        e.Graphics.FillPath(shadowBrush, borderPath);
-                    }
-
-                    // 绘制边框（调整为蓝色系）
-                    using (var pen = new Pen(Color.FromArgb(70, 130, 200), 4)) {
-                        e.Graphics.DrawPath(pen, borderPath);
-                    }
-                }
-                catch (Exception ex)
-                {
-                    Debug.WriteLine($"边框绘制错误: {ex.Message}");
-                    // 回退到简单矩形边框
-                    using (var pen = new Pen(Color.FromArgb(100, 150, 220), 2)) {
-                        e.Graphics.DrawRectangle(pen, new Rectangle(0, 0, Width-1, Height-1));
-                    }
-                }
-            }
-            else
-            {
-                // 缓存未命中时绘制默认边框
-                using (var pen = new Pen(Color.FromArgb(100, 150, 220), 2)) {
-                    e.Graphics.DrawRectangle(pen, new Rectangle(0, 0, Width-1, Height-1));
-                }
-            }
-        }
-
-        /// <summary>
-        /// 初始化卡片形状路径
-        /// 使用C++程序计算圆角矩形路径并缓存结果
-        /// </summary>
-        private void InitializeCardPath()
-        {
-            int radius = 10; // 圆角半径
-            string cacheKey = $"{Width}_{Height}_{radius}"; // 缓存键
-            
-            // 检查缓存
-            if (!PathCache.TryGetValue(cacheKey, out var path)) 
-            {
-                string tempFile = Path.GetTempFileName(); // 临时文件路径
-                
-                try {
-                    // 配置C++程序启动参数
-                    ProcessStartInfo startInfo = new ProcessStartInfo {
-                        FileName = Path.Combine(Application.StartupPath, "resource", "card_calculator.exe"),
-                        Arguments = $"{Width} {Height} {radius} {tempFile}", // 传递宽高半径和输出文件
-                        UseShellExecute = false, // 不显示命令行窗口
-                        CreateNoWindow = true    // 静默运行
-                    };
-
-                    // 启动C++程序计算路径
-                    using (var process = Process.Start(startInfo)) {
-                        process.WaitForExit();
-                        
-                        // 检查计算结果
-                        if (process.ExitCode == 0 && File.Exists(tempFile)) {
-                            // 读取生成的路径点
-                            var lines = File.ReadAllLines(tempFile);
-                            PointF[] points = lines.Select(line => {
-                                var parts = line.Split(','); // 解析坐标
-                                return new PointF(float.Parse(parts[0]), float.Parse(parts[1]));
-                            }).ToArray();
-                            
-                            // 创建并缓存路径对象
-                            path = new System.Drawing.Drawing2D.GraphicsPath();
-                            path.AddLines(points);
-                            PathCache.TryAdd(cacheKey, path);
-                        }
-                    }
-                } catch {
-                    // C++程序失败时使用C#回退方案
-                    path = CalculatePathFallback(Width, Height, radius);
-                } finally {
-                    // 确保删除临时文件
-                    if (File.Exists(tempFile)) {
-                        File.Delete(tempFile);
-                    }
-                }
-            }
-
-            // 应用计算好的路径 - 更严格的null检查和异常处理
-            try 
-            {
-                var safePath = path ?? CalculatePathFallback(Width, Height, 10);
-                // 更严格的null检查，包括路径和控件状态
-                if (safePath != null && 
-                    safePath.PointCount > 0 && 
-                    this.IsHandleCreated &&
-                    !this.IsDisposed)
-                {
-                    this.Invoke((MethodInvoker)delegate {
-                        try 
-                        {
-                            // 委托内部再次验证safePath
-                            if (safePath != null && safePath.PointCount > 0)
-                            {
-                                var validPath = safePath; // 确保非null
-                                using (var region = new Region(validPath))
-                                {
-                                    this.Region = region;
-                                    this.Refresh();
-                                }
-                            }
-                        }
-                        catch (Exception ex)
-                        {
-                            Debug.WriteLine($"创建Region失败: {ex.Message}");
-                            this.Region = null;
-                            this.Refresh();
-                        }
-                    });
-                }
-            }
-            catch (Exception ex)
-            {
-                Debug.WriteLine($"初始化卡片路径失败: {ex.Message}");
-            }
-        }
-
-        private System.Drawing.Drawing2D.GraphicsPath CalculatePathFallback(int width, int height, int radius)
-        {
-            try 
-            {
-                var path = new System.Drawing.Drawing2D.GraphicsPath();
-                path.AddArc(0, 0, radius * 2, radius * 2, 180, 90);
-                path.AddArc(width - radius * 2, 0, radius * 2, radius * 2, 270, 90);
-                path.AddArc(width - radius * 2, height - radius * 2, radius * 2, radius * 2, 0, 90);
-                path.AddArc(0, height - radius * 2, radius * 2, radius * 2, 90, 90);
-                path.CloseFigure();
-                return path;
-            }
-            catch
-            {
-                // 绝对回退方案 - 返回最小有效路径
-                var path = new System.Drawing.Drawing2D.GraphicsPath();
-                path.AddRectangle(new Rectangle(0, 0, width, height));
-                return path;
-            }
-        }
-
-        public void UpdateDisplay()
-        {
-            nameLabel.Text = AppName;
-            iconBox.Image = AppIcon;
-        }
-
-        private void DownloadBtn_Click(object sender, EventArgs e)
-        {
-            try
-            {
-                // 更严格的null检查
-                // 更严格的null检查，包括DownloadManager.Instance和其方法
-                // 全面的null和状态检查
-                if (sender == null || e == null || 
-                    string.IsNullOrWhiteSpace(DownloadUrl) || 
-                    string.IsNullOrWhiteSpace(AppName) ||
-                    !this.IsHandleCreated ||
-                    this.IsDisposed ||
-                    DownloadManager.Instance == null ||
-                    DownloadManager.Instance.DownloadItems == null ||
-                    DownloadManager.Instance.StartDownload == null)
-                {
-                    return;
-                }
-
-                string safeAppName = AppName ?? "未知应用";
-                string fileName = $"{safeAppName.Replace(" ", "_")}.exe";
-                
-                DownloadManager.Instance.StartDownload(fileName, DownloadUrl);
-                
-                string message = $"已开始下载: {safeAppName}";
-                this.Invoke((MethodInvoker)delegate {
-                    MessageBox.Show(this, message, "下载中", MessageBoxButtons.OK, MessageBoxIcon.Information);
-                });
-            }
-            catch (Exception ex)
-            {
-                Debug.WriteLine($"下载按钮点击处理失败: {ex.Message}");
-                this.Invoke((MethodInvoker)delegate {
-                    MessageBox.Show(this, "下载处理发生错误", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
-                });
-            }
-        }
-    }
-}
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+using System.IO;
+using System.Diagnostics;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Collections.Concurrent;
+
+namespace AppStore
+{
+    public class AppCard : UserControl
+    {
+        private PictureBox iconBox;
+        private Label nameLabel;
+        private Button downloadBtn;
+        private static readonly ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath> PathCache = 
+            new ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath>();
+
+        public string AppName { get; set; } = string.Empty;
+        public Image AppIcon { get; set; } = SystemIcons.Application.ToBitmap();
+        public string DownloadUrl { get; set; } = string.Empty;
+
+        public AppCard()
+        {
+            // 确保关键对象不为null
+            iconBox = new PictureBox() { SizeMode = PictureBoxSizeMode.StretchImage };
+            nameLabel = new Label() { Text = string.Empty };
+            downloadBtn = new Button() { Text = "下载" };
+            
+            // 确保DownloadManager已初始化
+            var _ = DownloadManager.Instance;
+            
+            InitializeComponent();
+        }
+
+        private static readonly ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath> BorderCache = 
+            new ConcurrentDictionary<string, System.Drawing.Drawing2D.GraphicsPath>();
+
+        private void InitializeComponent()
+        {
+            this.Size = new Size(240, 200);
+            this.BackColor = Color.White;
+            this.Padding = new Padding(10);
+            
+            // 异步初始化卡片路径和边框
+            Task.Run(() => {
+                InitializeCardPath();
+                InitializeBorder();
+            });
+
+            // 应用图标
+            iconBox = new PictureBox();
+            iconBox.Size = new Size(80, 80);
+            iconBox.Location = new Point((Width - 80) / 2, 15);
+            iconBox.SizeMode = PictureBoxSizeMode.StretchImage;
+            this.Controls.Add(iconBox);
+
+            // 应用名称
+            nameLabel = new Label();
+            nameLabel.AutoSize = false;
+            nameLabel.Size = new Size(Width - 20, 40);
+            nameLabel.Location = new Point(10, 100);
+            nameLabel.Font = new Font("Microsoft YaHei", 10, FontStyle.Bold);
+            nameLabel.TextAlign = ContentAlignment.MiddleCenter;
+            this.Controls.Add(nameLabel);
+
+            // 下载按钮
+            downloadBtn = new Button();
+            downloadBtn.Text = "下载";
+            downloadBtn.Size = new Size(100, 32);
+            downloadBtn.Location = new Point((Width - 100) / 2, 150);
+            downloadBtn.BackColor = Color.FromArgb(0, 120, 215);
+            downloadBtn.ForeColor = Color.White;
+            downloadBtn.FlatStyle = FlatStyle.Flat;
+            downloadBtn.FlatAppearance.BorderSize = 0;
+            downloadBtn.Cursor = Cursors.Hand;
+            downloadBtn.Font = new Font("Microsoft YaHei", 9);
+            
+            // 按钮悬停效果
+            downloadBtn.MouseEnter += (s, e) => {
+                downloadBtn.BackColor = Color.FromArgb(0, 150, 255);
+            };
+            
+            downloadBtn.MouseLeave += (s, e) => {
+                downloadBtn.BackColor = Color.FromArgb(0, 120, 215);
+            };
+            
+            downloadBtn.Click += DownloadBtn_Click;
+            this.Controls.Add(downloadBtn);
+        }
+
+        /// <summary>
+        /// 初始化卡片边框路径
+        /// 使用C++程序计算高性能边框路径并缓存结果
+        /// </summary>
+        private void InitializeBorder()
+        {
+            // 使用卡片尺寸作为缓存键
+            string cacheKey = $"{Width}_{Height}_10";
+            
+            // 检查缓存中是否已有路径
+            if (!BorderCache.TryGetValue(cacheKey, out var borderPath))
+            {
+                // 创建临时文件存储路径数据
+                string tempFile = Path.GetTempFileName();
+                try 
+                {
+                    // 配置C++程序启动参数
+                    ProcessStartInfo startInfo = new ProcessStartInfo 
+                    {
+                        FileName = Path.Combine(Application.StartupPath, "resource", "border_renderer.exe"),
+                        Arguments = $"{Width} {Height} 10 \"{tempFile}\"", // 传递宽高和圆角半径
+                        UseShellExecute = false, // 不显示命令行窗口
+                        CreateNoWindow = true    // 静默运行
+                    };
+
+                    // 启动C++程序计算路径
+                    using (var process = Process.Start(startInfo)) 
+                    {
+                        process.WaitForExit();
+                        
+                        // 检查计算结果
+                        if (process.ExitCode == 0 && File.Exists(tempFile)) 
+                        {
+                            // 读取C++程序生成的路径点
+                            var lines = File.ReadAllLines(tempFile);
+                            PointF[] points = lines.Select(line => {
+                                var parts = line.Split(','); // 解析坐标点
+                                return new PointF(float.Parse(parts[0]), float.Parse(parts[1]));
+                            }).ToArray();
+                            
+                            // 创建GraphicsPath对象
+                            borderPath = new System.Drawing.Drawing2D.GraphicsPath();
+                            borderPath.AddLines(points); // 添加路径点
+                            
+                            // 缓存路径对象
+                            BorderCache.TryAdd(cacheKey, borderPath);
+                        }
+                    }
+                }
+                finally 
+                {
+                    // 确保临时文件被删除
+                    if (File.Exists(tempFile)) 
+                    {
+                        File.Delete(tempFile);
+                    }
+                }
+            }
+        }
+
+        // 边框和阴影效果
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            base.OnPaint(e);
+            
+            // 绘制背景
+            using (var brush = new SolidBrush(this.BackColor)) {
+                e.Graphics.FillRectangle(brush, this.ClientRectangle);
+            }
+
+            string cacheKey = $"{Width}_{Height}_10";
+            if (BorderCache.TryGetValue(cacheKey, out var borderPath))
+            {
+                try 
+                {
+                    // 绘制阴影
+                    using (var shadowBrush = new SolidBrush(Color.FromArgb(20, 0, 0, 0))) {
+                        e.Graphics.FillPath(shadowBrush, borderPath);
+                    }
+
+                    // 绘制边框（调整为蓝色系）
+                    using (var pen = new Pen(Color.FromArgb(70, 130, 200), 4)) {
+                        e.Graphics.DrawPath(pen, borderPath);
+                    }
+                }
+                catch (Exception ex)
+                {
+                    Debug.WriteLine($"边框绘制错误: {ex.Message}");
+                    // 回退到简单矩形边框
+                    using (var pen = new Pen(Color.FromArgb(100, 150, 220), 2)) {
+                        e.Graphics.DrawRectangle(pen, new Rectangle(0, 0, Width-1, Height-1));
+                    }
+                }
+            }
+            else
+            {
+                // 缓存未命中时绘制默认边框
+                using (var pen = new Pen(Color.FromArgb(100, 150, 220), 2)) {
+                    e.Graphics.DrawRectangle(pen, new Rectangle(0, 0, Width-1, Height-1));
+                }
+            }
+        }
+
+        /// <summary>
+        /// 初始化卡片形状路径
+        /// 使用C++程序计算圆角矩形路径并缓存结果
+        /// </summary>
+        private void InitializeCardPath()
+        {
+            int radius = 10; // 圆角半径
+            string cacheKey = $"{Width}_{Height}_{radius}"; // 缓存键
+            
+            // 检查缓存
+            if (!PathCache.TryGetValue(cacheKey, out var path)) 
+            {
+                string tempFile = Path.GetTempFileName(); // 临时文件路径
+                
+                try {
+                    // 配置C++程序启动参数
+                    ProcessStartInfo startInfo = new ProcessStartInfo {
+                        FileName = Path.Combine(Application.StartupPath, "resource", "card_calculator.exe"),
+                        Arguments = $"{Width} {Height} {radius} {tempFile}", // 传递宽高半径和输出文件
+                        UseShellExecute = false, // 不显示命令行窗口
+                        CreateNoWindow = true    // 静默运行
+                    };
+
+                    // 启动C++程序计算路径
+                    using (var process = Process.Start(startInfo)) {
+                        process.WaitForExit();
+                        
+                        // 检查计算结果
+                        if (process.ExitCode == 0 && File.Exists(tempFile)) {
+                            // 读取生成的路径点
+                            var lines = File.ReadAllLines(tempFile);
+                            PointF[] points = lines.Select(line => {
+                                var parts = line.Split(','); // 解析坐标
+                                return new PointF(float.Parse(parts[0]), float.Parse(parts[1]));
+                            }).ToArray();
+                            
+                            // 创建并缓存路径对象
+                            path = new System.Drawing.Drawing2D.GraphicsPath();
+                            path.AddLines(points);
+                            PathCache.TryAdd(cacheKey, path);
+                        }
+                    }
+                } catch {
+                    // C++程序失败时使用C#回退方案
+                    path = CalculatePathFallback(Width, Height, radius);
+                } finally {
+                    // 确保删除临时文件
+                    if (File.Exists(tempFile)) {
+                        File.Delete(tempFile);
+                    }
+                }
+            }
+
+            // 应用计算好的路径 - 更严格的null检查和异常处理
+            try 
+            {
+                var safePath = path ?? CalculatePathFallback(Width, Height, 10);
+                // 更严格的null检查，包括路径和控件状态
+                if (safePath != null && 
+                    safePath.PointCount > 0 && 
+                    this.IsHandleCreated &&
+                    !this.IsDisposed)
+                {
+                    this.Invoke((MethodInvoker)delegate {
+                        try 
+                        {
+                            // 委托内部再次验证safePath
+                            if (safePath != null && safePath.PointCount > 0)
+                            {
+                                var validPath = safePath; // 确保非null
+                                using (var region = new Region(validPath))
+                                {
+                                    this.Region = region;
+                                    this.Refresh();
+                                }
+                            }
+                        }
+                        catch (Exception ex)
+                        {
+                            Debug.WriteLine($"创建Region失败: {ex.Message}");
+                            this.Region = null;
+                            this.Refresh();
+                        }
+                    });
+                }
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine($"初始化卡片路径失败: {ex.Message}");
+            }
+        }
+
+        private System.Drawing.Drawing2D.GraphicsPath CalculatePathFallback(int width, int height, int radius)
+        {
+            try 
+            {
+                var path = new System.Drawing.Drawing2D.GraphicsPath();
+                path.AddArc(0, 0, radius * 2, radius * 2, 180, 90);
+                path.AddArc(width - radius * 2, 0, radius * 2, radius * 2, 270, 90);
+                path.AddArc(width - radius * 2, height - radius * 2, radius * 2, radius * 2, 0, 90);
+                path.AddArc(0, height - radius * 2, radius * 2, radius * 2, 90, 90);
+                path.CloseFigure();
+                return path;
+            }
+            catch
+            {
+                // 绝对回退方案 - 返回最小有效路径
+                var path = new System.Drawing.Drawing2D.GraphicsPath();
+                path.AddRectangle(new Rectangle(0, 0, width, height));
+                return path;
+            }
+        }
+
+        public void UpdateDisplay()
+        {
+            nameLabel.Text = AppName;
+            iconBox.Image = AppIcon;
+        }
+
+        private void DownloadBtn_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                // 更严格的null检查
+                // 更严格的null检查，包括DownloadManager.Instance和其方法
+                // 全面的null和状态检查
+                if (sender == null || e == null || 
+                    string.IsNullOrWhiteSpace(DownloadUrl) || 
+                    string.IsNullOrWhiteSpace(AppName) ||
+                    !this.IsHandleCreated ||
+                    this.IsDisposed ||
+                    DownloadManager.Instance == null ||
+                    DownloadManager.Instance.DownloadItems == null ||
+                    DownloadManager.Instance.StartDownload == null)
+                {
+                    return;
+                }
+
+                string safeAppName = AppName ?? "未知应用";
+                string fileName = $"{safeAppName.Replace(" ", "_")}.exe";
+                
+                DownloadManager.Instance.StartDownload(fileName, DownloadUrl);
+                
+                string message = $"已开始下载: {safeAppName}";
+                this.Invoke((MethodInvoker)delegate {
+                    MessageBox.Show(this, message, "下载中", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                });
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine($"下载按钮点击处理失败: {ex.Message}");
+                this.Invoke((MethodInvoker)delegate {
+                    MessageBox.Show(this, "下载处理发生错误", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                });
+            }
+        }
+    }
+}
diff --git a/MainForm.cs b/MainForm.cs
index a128913..6822770 100644
--- a/MainForm.cs
+++ b/MainForm.cs
@@ -1,822 +1,977 @@
-#nullable enable
-using System;
-using System.Drawing;
-using System.Windows.Forms;
-using AppStore;
-
-namespace AppStore
-{
-    /// <summary>
-    /// 主窗体类，负责应用程序的主界面显示和交互
-    /// </summary>
-    public class MainForm : Form
-    {
-        // 软件下载按钮
-        private Button btnApps = null!;
-        // 下载进度按钮
-        private Button btnDownloads = null!;
-        // 设置按钮
-        private Button btnSettings = null!;
-        // 关于按钮
-        private Button btnAbout = null!;
-        // 内容显示面板
-        private Panel contentPanel = null!;
-
-        /// <summary>
-        /// 初始化窗体组件
-        /// </summary>
-        private void InitializeComponent()
-        {
-            // 设置窗体基本属性
-            // 窗体基本设置
-            this.Text = "kortapp-z";
-            this.Size = new Size(1430, 1050); // 增加窗体高度
-            this.MinimumSize = new Size(600, 600); // 设置最小尺寸
-            this.StartPosition = FormStartPosition.CenterScreen;
-            this.Icon = new Icon("img/ico/icon.ico"); // 设置窗体图标
-
-            // 现代化顶部导航栏
-            Panel buttonPanel = new Panel();
-            buttonPanel.Dock = DockStyle.Top;
-            buttonPanel.Height = 70;
-            buttonPanel.BackColor = Color.FromArgb(240, 240, 240);
-            buttonPanel.Padding = new Padding(10, 15, 10, 0);
-            
-            // 导航按钮样式
-            Action<Button> styleButton = (Button btn) => {
-                btn.FlatStyle = FlatStyle.Flat;
-                btn.FlatAppearance.BorderSize = 0;
-                btn.BackColor = Color.Transparent;
-                btn.ForeColor = Color.FromArgb(64, 64, 64);
-                btn.Font = new Font("Microsoft YaHei", 10, FontStyle.Regular);
-                btn.Size = new Size(120, 40);
-                btn.Cursor = Cursors.Hand;
-                
-                // 悬停效果
-                btn.MouseEnter += (s, e) => {
-                    btn.ForeColor = Color.FromArgb(0, 120, 215);
-                    btn.Font = new Font(btn.Font, FontStyle.Bold);
-                };
-                
-                btn.MouseLeave += (s, e) => {
-                    btn.ForeColor = Color.FromArgb(64, 64, 64);
-                    btn.Font = new Font(btn.Font, FontStyle.Regular);
-                };
-            };
-
-            // 软件下载按钮
-            btnApps = new Button();
-            btnApps.Text = "软件下载";
-            btnApps.Location = new Point(30, 0);
-            styleButton(btnApps);
-            btnApps.Click += (s, e) => {
-                Logger.Log("用户点击了'软件下载'按钮");
-                ShowAppsView();
-            };
-            buttonPanel.Controls.Add(btnApps);
-            
-            // 下载进度按钮
-            btnDownloads = new Button();
-            btnDownloads.Text = "下载进度";
-            btnDownloads.Location = new Point(170, 0);
-            styleButton(btnDownloads);
-            btnDownloads.Click += (s, e) => {
-                Logger.Log("用户点击了'下载进度'按钮");
-                ShowDownloadsView();
-            };
-            buttonPanel.Controls.Add(btnDownloads);
-
-            // 设置按钮
-            btnSettings = new Button();
-            btnSettings.Text = "设置";
-            btnSettings.Location = new Point(310, 0);
-            styleButton(btnSettings);
-            btnSettings.Click += (s, e) => {
-                Logger.Log("用户点击了'设置'按钮");
-                ShowSettingsView();
-            };
-            buttonPanel.Controls.Add(btnSettings);
-            
-            // 关于按钮
-            btnAbout = new Button();
-            btnAbout.Text = "关于";
-            btnAbout.Location = new Point(450, 0);
-            styleButton(btnAbout);
-            btnAbout.Click += (s, e) => {
-                Logger.Log("用户点击了'关于'按钮");
-                ShowAboutView();
-            };
-            buttonPanel.Controls.Add(btnAbout);
-            
-            // 现代化内容区域
-            contentPanel = new Panel();
-            contentPanel.Dock = DockStyle.Fill;
-            contentPanel.BackColor = Color.White;
-            contentPanel.Padding = new Padding(20);
-            this.Controls.Add(contentPanel);
-
-            // 添加分隔线
-            Panel separator = new Panel();
-            separator.Dock = DockStyle.Top;
-            separator.Height = 1;
-            separator.BackColor = Color.FromArgb(230, 230, 230);
-            contentPanel.Controls.Add(separator);
-
-            this.Controls.Add(buttonPanel);
-            this.BackColor = Color.White;
-
-            // 默认显示软件下载视图
-            ShowAppsView();
-        }
-
-        /// <summary>
-        /// 显示设置窗口
-        /// </summary>
-        private void ShowSettingsView()
-        {
-            contentPanel.Controls.Clear();
-            var settingsControl = new SettingsUserControl();
-            contentPanel.Controls.Add(settingsControl);
-        }
-
-        private void ShowAboutView()
-        {
-            contentPanel.Controls.Clear();
-            var aboutControl = new AboutUserControl();
-            contentPanel.Controls.Add(aboutControl);
-        }
-
-        /// <summary>
-        /// 创建应用卡片
-        /// </summary>
-        /// <param name="appName">应用名称</param>
-        /// <param name="downloadUrl">下载URL</param>
-        /// <param name="iconPath">图标路径</param>
-        /// <returns>创建好的应用卡片</returns>
-        /// <summary>
-        /// 创建应用卡片控件
-        /// </summary>
-        /// <param name="appName">应用名称</param>
-        /// <param name="downloadUrl">应用下载地址</param>
-        /// <param name="iconPath">应用图标路径</param>
-        /// <returns>创建完成的应用卡片对象</returns>
-        private AppCard CreateAppCard(string appName, string downloadUrl, string iconPath)
-        {
-            // 创建新的应用卡片实例
-            AppCard card = new AppCard();
-            
-            // 设置卡片基本属性
-            card.AppName = appName; // 设置显示的应用名称
-            card.DownloadUrl = downloadUrl; // 设置下载链接地址
-            
-            try
-            {
-                // 尝试从指定路径加载应用图标
-                card.AppIcon = Image.FromFile(iconPath);
-                Logger.Log($"成功创建应用卡片: {appName}, 图标路径: {iconPath}");
-            }
-            catch (Exception ex)
-            {
-                // 图标加载失败时使用系统默认图标
-                card.AppIcon = SystemIcons.Application.ToBitmap();
-                Logger.LogError($"创建应用卡片时加载图标失败: {appName}, 使用默认图标", ex);
-            }
-            
-            // 更新卡片UI显示
-            card.UpdateDisplay(); 
-            
-            // 返回创建完成的应用卡片
-            return card;
-        }
-
-        private void ShowAppsView()
-        {
-            contentPanel.Controls.Clear();
-
-            // 使用FlowLayoutPanel来组织应用卡片
-            FlowLayoutPanel flowPanel = new FlowLayoutPanel();
-            flowPanel.Dock = DockStyle.Fill;
-            flowPanel.AutoScroll = true;
-            flowPanel.Padding = new Padding(15, 50, 15, 15); // 恢复原有内边距
-            flowPanel.WrapContents = true;
-            flowPanel.Margin = new Padding(0);
-            flowPanel.AutoSize = true;
-            flowPanel.AutoSizeMode = AutoSizeMode.GrowAndShrink;
-            flowPanel.AutoScrollMinSize = new Size(0, 999999); // 增加滑动距离
-            contentPanel.Controls.Add(flowPanel);
-
-            // 添加所有应用卡片
-            
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "XDM",
-                "https://github.com/subhra74/xdm/releases/download/7.2.11/xdm-setup.msi",
-                "img/png/XDM.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "FDM",
-                "https://files2.freedownloadmanager.org/6/latest/fdm_x64_setup.exe",
-                "img/png/FDM.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "ABDM",
-                "https://ghproxy.net/https://github.com/amir1376/ab-download-manager/releases/download/v1.6.4/ABDownloadManager_1.6.4_windows_x64.exe",
-                "img/png/ABDM.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "NDM",
-                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.7/NeatDM_setup.exe",
-                "img/jpg/NDM.jpg"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "python3.8",
-                "https://www.python.org/ftp/python/3.8.0/python-3.8.0-amd64.exe",
-                "img/png/python.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Oracle Java8",
-                "https://sdlc-esd.oracle.com/ESD6/JSCDL/jdk/8u451-b10/8a1589aa0fe24566b4337beee47c2d29/jre-8u451-windows-x64.exe?GroupName=JSC&FilePath=/ESD6/JSCDL/jdk/8u451-b10/8a1589aa0fe24566b4337beee47c2d29/jre-8u451-windows-x64.exe&BHost=javadl.sun.com&File=jre-8u451-windows-x64.exe&AuthParam=1750252610_4d0f61835e3392b8f0158398fd5ebd90&ext=.exe",
-                "img/png/java.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Rust",
-                "https://static.rust-lang.org/rustup/dist/x86_64-pc-windows-msvc/rustup-init.exe",
-                "img/png/rust.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Ruby",
-                "https://mirror.sjtu.edu.cn/github-release/oneclick/rubyinstaller2/releases/download/RubyInstaller-3.4.4-2/rubyinstaller-devkit-3.4.4-2-x64.exe",
-                "img/png/ruby.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "D",
-                "https://downloads.dlang.org/releases/2.x/2.111.0/dmd-2.111.0.exe",
-                "img/jpg/D.jpg"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Go",
-                "https://golang.google.cn/dl/go1.24.4.windows-amd64.msi",
-                "img/png/Go.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Node.js",
-                "https://nodejs.org/dist/v22.16.0/node-v22.16.0-x64.msi",
-                "img/png/nodejs.png"));
-                
-            flowPanel.Controls.Add(CreateAppCard(
-                "mingw-64",
-                "https://ghproxy.net/https://github.com/niXman/mingw-builds-binaries/releases/download/15.1.0-rt_v12-rev0/x86_64-15.1.0-release-posix-seh-ucrt-rt_v12-rev0.7z",
-                "img/png/mingw-64.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Msys2",
-                "https://github.com/msys2/msys2-installer/releases/download/2025-02-21/msys2-x86_64-20250221.exe",
-                "img/png/MSYS2.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                ".NET SDK 8.0",
-                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/sdk-8.0.411-windows-x64-installer",
-                "img/png/.NET.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "ASP.NET Core 运行时 8.0",
-                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/runtime-aspnetcore-8.0.17-windows-x64-installer",
-                "img/png/.NET.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                ".NET 桌面运行时 8.0",
-                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/runtime-desktop-8.0.17-windows-x64-installer",
-                "img/png/.NET.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                ".NET 运行时 8.0",
-                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/runtime-8.0.17-windows-x64-installer",
-                "img/png/.NET.png"));
-            
-            flowPanel.Controls.Add(CreateAppCard(
-                "openlist",
-                "https://ghproxy.net/https://github.com/OpenListTeam/OpenList/releases/download/beta/openlist-windows-amd64.zip",
-                "img/png/openlist.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "OpenSpeedy",
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-            flowPanel.Controls.Add(CreateAppCard(
-                "code-server",
-                "https://ghproxy.net/https://github.com/coder/code-server/archive/refs/tags/v4.100.3.zip",
-                "img/png/code-server.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "yt-dlp",
-                "https://ghproxy.net/https://github.com/yt-dlp/yt-dlp/releases/download/2025.06.09/yt-dlp_win.zip",
-                "img/png/yt-dlp.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "omi(code)",
-                "https://ghproxy.net/https://github.com/Tencent/omi/archive/refs/tags/v7.7.0.zip",
-                "img/png/omi.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Maxun(code)",
-                "https://ghproxy.net/https://github.com/getmaxun/maxun/archive/refs/tags/v0.0.16.zip",
-                "img/png/Maxun.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "n8n(code)",
-                "https://ghproxy.net/https://github.com/n8n-io/n8n/archive/refs/tags/n8n@1.97.1.zip",
-                "img/png/n8n.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "WechatRealFriends",
-                "https://ghproxy.net/https://github.com/StrayMeteor3337/WechatRealFriends/releases/download/v1.0.4/WechatRealFriends_1.0.4.zip",
-                "img/jpg/wx.jpg"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "glance",
-                "https://ghproxy.net/https://github.com/glanceapp/glance/releases/download/v0.8.4/glance-windows-amd64.zip",
-                "img/png/glance.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "openark",
-                "https://ghproxy.net/https://github.com/BlackINT3/OpenArk/releases/download/v1.3.8/OpenArk64.exe",
-                "img/png/openark.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "SSM",
-                "https://ghproxy.net/https://github.com/AlexanderPro/SmartSystemMenu/releases/download/v2.31.0/SmartSystemMenu_v2.31.0.zip",
-                "img/png/SSM.png"));
-
-            flowPanel.Controls.Add(CreateAppCard(
-                "Ditto",
-                "https://ghproxy.net/https://github.com/sabrogden/Ditto/releases/download/3.24.246.0/DittoSetup_64bit_3_24_246_0.exe",
-                "img/png/Ditto.png"));
-        }
-
-        private FlowLayoutPanel downloadsFlowPanel = new FlowLayoutPanel();
-        private List<DownloadItem> downloadItems = new List<DownloadItem>();
-
-        /// <summary>
-        /// 主窗体构造函数
-        /// </summary>
-        public MainForm()
-        {
-            Logger.Log("应用程序启动"); // 记录启动日志
-            
-            // 初始化窗体组件
-            InitializeComponent();
-            
-            // 订阅下载管理器事件
-            DownloadManager.Instance.DownloadAdded += OnDownloadAdded; // 下载添加事件
-            DownloadManager.Instance.DownloadProgressChanged += OnDownloadProgressChanged; // 下载进度变化事件
-            DownloadManager.Instance.DownloadCompleted += OnDownloadCompleted; // 下载完成事件
-        }
-
-        /// <summary>
-        /// 显示下载视图
-        /// </summary>
-        private void ShowDownloadsView()
-        {
-            contentPanel.Controls.Clear(); // 清空内容面板
-
-            // 初始化下载项容器面板
-            downloadsFlowPanel = new FlowLayoutPanel();
-            downloadsFlowPanel.Dock = DockStyle.Fill; // 填充整个内容区域
-            downloadsFlowPanel.AutoScroll = true; // 启用自动滚动
-            downloadsFlowPanel.Padding = new Padding(10, 50, 10, 10); // 设置内边距(增加顶部间距)
-            downloadsFlowPanel.FlowDirection = FlowDirection.TopDown; // 垂直排列下载项
-            downloadsFlowPanel.WrapContents = false; // 禁止换行
-            downloadsFlowPanel.AutoScrollMinSize = new Size(0, 2000); // 设置最小滚动区域
-            contentPanel.Controls.Add(downloadsFlowPanel); // 添加到内容面板
-
-            // 加载并显示所有下载项
-            foreach (var item in DownloadManager.Instance.DownloadItems)
-            {
-                downloadsFlowPanel.Controls.Add(item); // 添加下载项到面板
-            }
-        }
-
-        /// <summary>
-        /// 处理下载添加事件
-        /// </summary>
-        /// <param name="item">新添加的下载项</param>
-        private void OnDownloadAdded(DownloadItem item)
-        {
-            // 检查是否需要跨线程调用
-            if (InvokeRequired)
-            {
-                Invoke(new Action<DownloadItem>(OnDownloadAdded), item);
-                return;
-            }
-
-            Logger.Log($"添加新下载任务: {item.FileName}"); // 记录日志
-            downloadItems.Add(item); // 添加到下载项列表
-            downloadsFlowPanel?.Controls.Add(item); // 添加到下载面板显示
-        }
-
-        /// <summary>
-        /// 处理下载进度更新事件
-        /// </summary>
-        /// <param name="item">进度更新的下载项</param>
-        private void OnDownloadProgressChanged(DownloadItem item)
-        {
-            // 检查是否需要跨线程调用
-            if (InvokeRequired)
-            {
-                Invoke(new Action<DownloadItem>(OnDownloadProgressChanged), item);
-                return;
-            }
-
-            Logger.Log($"下载进度更新: {item.FileName}, 进度: {item.Progress}%"); // 记录日志
-            item.UpdateDisplay(); // 更新UI显示
-        }
-
-        /// <summary>
-        /// 处理下载完成事件
-        /// </summary>
-        /// <param name="item">完成的下载项</param>
-        private void OnDownloadCompleted(DownloadItem item)
-        {
-            // 检查是否需要跨线程调用
-            if (InvokeRequired)
-            {
-                Invoke(new Action<DownloadItem>(OnDownloadCompleted), item);
-                return;
-            }
-
-            Logger.Log($"下载完成: {item.FileName}, 状态: {item.Status}"); // 记录日志
-            item.UpdateDisplay(); // 更新UI显示
-        }
-    }
-}
+#nullable enable
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+using System.IO;
+using System.Security.Cryptography;
+using System.Text;
+using System.Text.Json;
+using AppStore;
+
+namespace AppStore
+{
+    /// <summary>
+    /// 主窗体类，负责应用程序的主界面显示和交互
+    /// </summary>
+    public class MainForm : Form
+    {
+        private static readonly string CacheDir = Path.Combine(
+            Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+            "zsyg", "kortapp-z", ".cache");
+
+        private class AppPositionCache
+        {
+            public string AppName { get; set; } = string.Empty;
+            public int X { get; set; }
+            public int Y { get; set; }
+            public DateTime LastUpdated { get; set; } = DateTime.Now;
+        }
+
+        private static string GetPositionCacheFilePath(string appName)
+        {
+            using var md5 = MD5.Create();
+            var hash = md5.ComputeHash(Encoding.UTF8.GetBytes(appName));
+            var fileName = BitConverter.ToString(hash).Replace("-", "").ToLower() + ".json";
+            return Path.Combine(CacheDir, fileName);
+        }
+
+        private static void EnsureCacheDirectory()
+        {
+            try 
+            {
+                if (!Directory.Exists(CacheDir))
+                {
+                    Directory.CreateDirectory(CacheDir);
+                    Logger.Log($"已创建缓存目录: {CacheDir}");
+                }
+            }
+            catch (Exception ex)
+            {
+                Logger.LogError($"创建缓存目录失败: {CacheDir}", ex);
+                throw;
+            }
+        }
+
+        private static bool TryReadPositionCache(string appName, out AppPositionCache? cacheData)
+        {
+            cacheData = null;
+            var cacheFile = GetPositionCacheFilePath(appName);
+            
+            if (!File.Exists(cacheFile)) 
+                return false;
+
+            try
+            {
+                var json = File.ReadAllText(cacheFile);
+                cacheData = JsonSerializer.Deserialize<AppPositionCache>(json);
+                return cacheData != null;
+            }
+            catch
+            {
+                return false;
+            }
+        }
+
+        private static void WritePositionCache(string appName, Point position)
+        {
+            try
+            {
+                EnsureCacheDirectory();
+                var cacheFile = GetPositionCacheFilePath(appName);
+                
+                var cacheData = new AppPositionCache
+                {
+                    AppName = appName,
+                    X = position.X,
+                    Y = position.Y,
+                    LastUpdated = DateTime.Now
+                };
+
+                var json = JsonSerializer.Serialize(cacheData);
+                File.WriteAllText(cacheFile, json);
+                Logger.Log($"已保存位置缓存: {appName} ({position.X}, {position.Y})");
+            }
+            catch (Exception ex)
+            {
+                Logger.LogError($"保存位置缓存失败: {appName}", ex);
+                throw;
+            }
+        }
+
+        private static bool IsPositionCacheValid(AppPositionCache cacheData)
+        {
+            // 缓存有效期设为7天
+            return (DateTime.Now - cacheData.LastUpdated).TotalDays <= 7;
+        }
+
+        private static void SaveAllCardPositions(FlowLayoutPanel flowPanel)
+        {
+            foreach (Control control in flowPanel.Controls)
+            {
+                if (control is AppCard card)
+                {
+                    WritePositionCache(card.AppName, control.Location);
+                }
+            }
+        }
+
+        // 软件下载按钮
+        private Button btnApps = null!;
+        // 下载进度按钮
+        private Button btnDownloads = null!;
+        // 设置按钮
+        private Button btnSettings = null!;
+        // 关于按钮
+        private Button btnAbout = null!;
+        // 内容显示面板
+        private Panel contentPanel = null!;
+
+        /// <summary>
+        /// 初始化窗体组件
+        /// </summary>
+        private void InitializeComponent()
+        {
+            // 设置窗体基本属性
+            // 窗体基本设置
+            this.Text = "kortapp-z";
+            this.Size = new Size(1430, 1050); // 增加窗体高度
+            this.MinimumSize = new Size(600, 600); // 设置最小尺寸
+            this.StartPosition = FormStartPosition.CenterScreen;
+            this.Icon = new Icon("img/ico/icon.ico"); // 设置窗体图标
+
+            // 现代化顶部导航栏
+            Panel buttonPanel = new Panel();
+            buttonPanel.Dock = DockStyle.Top;
+            buttonPanel.Height = 70;
+            buttonPanel.BackColor = Color.FromArgb(240, 240, 240);
+            buttonPanel.Padding = new Padding(10, 15, 10, 0);
+            
+            // 导航按钮样式
+            Action<Button> styleButton = (Button btn) => {
+                btn.FlatStyle = FlatStyle.Flat;
+                btn.FlatAppearance.BorderSize = 0;
+                btn.BackColor = Color.Transparent;
+                btn.ForeColor = Color.FromArgb(64, 64, 64);
+                btn.Font = new Font("Microsoft YaHei", 10, FontStyle.Regular);
+                btn.Size = new Size(120, 40);
+                btn.Cursor = Cursors.Hand;
+                
+                // 悬停效果
+                btn.MouseEnter += (s, e) => {
+                    btn.ForeColor = Color.FromArgb(0, 120, 215);
+                    btn.Font = new Font(btn.Font, FontStyle.Bold);
+                };
+                
+                btn.MouseLeave += (s, e) => {
+                    btn.ForeColor = Color.FromArgb(64, 64, 64);
+                    btn.Font = new Font(btn.Font, FontStyle.Regular);
+                };
+            };
+
+            // 软件下载按钮
+            btnApps = new Button();
+            btnApps.Text = "软件下载";
+            btnApps.Location = new Point(30, 0);
+            styleButton(btnApps);
+            btnApps.Click += (s, e) => {
+                Logger.Log("用户点击了'软件下载'按钮");
+                ShowAppsView();
+            };
+            buttonPanel.Controls.Add(btnApps);
+            
+            // 下载进度按钮
+            btnDownloads = new Button();
+            btnDownloads.Text = "下载进度";
+            btnDownloads.Location = new Point(170, 0);
+            styleButton(btnDownloads);
+            btnDownloads.Click += (s, e) => {
+                Logger.Log("用户点击了'下载进度'按钮");
+                ShowDownloadsView();
+            };
+            buttonPanel.Controls.Add(btnDownloads);
+
+            // 设置按钮
+            btnSettings = new Button();
+            btnSettings.Text = "设置";
+            btnSettings.Location = new Point(310, 0);
+            styleButton(btnSettings);
+            btnSettings.Click += (s, e) => {
+                Logger.Log("用户点击了'设置'按钮");
+                ShowSettingsView();
+            };
+            buttonPanel.Controls.Add(btnSettings);
+            
+            // 关于按钮
+            btnAbout = new Button();
+            btnAbout.Text = "关于";
+            btnAbout.Location = new Point(450, 0);
+            styleButton(btnAbout);
+            btnAbout.Click += (s, e) => {
+                Logger.Log("用户点击了'关于'按钮");
+                ShowAboutView();
+            };
+            buttonPanel.Controls.Add(btnAbout);
+            
+            // 现代化内容区域
+            contentPanel = new Panel();
+            contentPanel.Dock = DockStyle.Fill;
+            contentPanel.BackColor = Color.White;
+            contentPanel.Padding = new Padding(20);
+            this.Controls.Add(contentPanel);
+
+            // 添加分隔线
+            Panel separator = new Panel();
+            separator.Dock = DockStyle.Top;
+            separator.Height = 1;
+            separator.BackColor = Color.FromArgb(230, 230, 230);
+            contentPanel.Controls.Add(separator);
+
+            this.Controls.Add(buttonPanel);
+            this.BackColor = Color.White;
+
+            // 默认显示软件下载视图
+            ShowAppsView();
+        }
+
+        /// <summary>
+        /// 显示设置窗口
+        /// </summary>
+        private void ShowSettingsView()
+        {
+            contentPanel.Controls.Clear();
+            var settingsControl = new SettingsUserControl();
+            contentPanel.Controls.Add(settingsControl);
+        }
+
+        private void ShowAboutView()
+        {
+            contentPanel.Controls.Clear();
+            var aboutControl = new AboutUserControl();
+            contentPanel.Controls.Add(aboutControl);
+        }
+
+        /// <summary>
+        /// 创建应用卡片
+        /// </summary>
+        /// <param name="appName">应用名称</param>
+        /// <param name="downloadUrl">下载URL</param>
+        /// <param name="iconPath">图标路径</param>
+        /// <returns>创建好的应用卡片</returns>
+        /// <summary>
+        /// 创建应用卡片控件
+        /// </summary>
+        /// <param name="appName">应用名称</param>
+        /// <param name="downloadUrl">应用下载地址</param>
+        /// <param name="iconPath">应用图标路径</param>
+        /// <returns>创建完成的应用卡片对象</returns>
+        private AppCard CreateAppCard(string appName, string downloadUrl, string iconPath)
+        {
+            // 创建新的应用卡片实例
+            AppCard card = new AppCard();
+            card.AppName = appName;
+            card.DownloadUrl = downloadUrl;
+            
+            try
+            {
+                // 尝试从指定路径加载应用图标
+                card.AppIcon = Image.FromFile(iconPath);
+                Logger.Log($"成功创建应用卡片: {appName}, 图标路径: {iconPath}");
+            }
+            catch (Exception ex)
+            {
+                // 图标加载失败时使用系统默认图标
+                card.AppIcon = SystemIcons.Application.ToBitmap();
+                Logger.LogError($"创建应用卡片时加载图标失败: {appName}, 使用默认图标", ex);
+            }
+            
+            // 更新卡片UI显示
+            card.UpdateDisplay(); 
+            
+            // 返回创建完成的应用卡片
+            return card;
+        }
+
+        private async void ShowAppsView()
+        {
+            contentPanel.Controls.Clear();
+
+            // 同步创建并添加FlowLayoutPanel
+            FlowLayoutPanel flowPanel = new FlowLayoutPanel();
+            flowPanel.Dock = DockStyle.Fill;
+            flowPanel.AutoScroll = true;
+            flowPanel.Padding = new Padding(15, 50, 15, 15);
+            flowPanel.WrapContents = true;
+            flowPanel.Margin = new Padding(0);
+            flowPanel.AutoSize = true;
+            flowPanel.AutoSizeMode = AutoSizeMode.GrowAndShrink;
+            flowPanel.AutoScrollMinSize = new Size(0, 3350);
+            contentPanel.Controls.Add(flowPanel);
+
+            // 添加窗体关闭事件处理
+            this.FormClosing += (sender, e) => {
+                SaveAllCardPositions(flowPanel);
+            };
+
+            // 确保控件已创建
+            await Task.Delay(100);
+            
+            try
+            {
+                // 异步添加卡片
+                await Task.Run(() => {
+                    if (flowPanel.IsHandleCreated)
+                    {
+                        flowPanel.Invoke((MethodInvoker)delegate {
+                            AddAllAppCards(flowPanel);
+                        });
+                    }
+                });
+            }
+            catch (Exception ex)
+            {
+                Logger.LogError("渲染应用卡片时出错", ex);
+            }
+        }
+
+        private void AddAllAppCards(FlowLayoutPanel flowPanel)
+        {
+            flowPanel.Dock = DockStyle.Fill;
+            flowPanel.AutoScroll = true;
+            flowPanel.Padding = new Padding(15, 50, 15, 15);
+            flowPanel.WrapContents = true;
+            flowPanel.Margin = new Padding(0);
+            flowPanel.AutoSize = true;
+            flowPanel.AutoSizeMode = AutoSizeMode.GrowAndShrink;
+            flowPanel.AutoScrollMinSize = new Size(0, 3350);
+            contentPanel.Controls.Add(flowPanel);
+
+            // 添加所有应用卡片并恢复位置
+            
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "XDM",
+                "https://github.com/subhra74/xdm/releases/download/7.2.11/xdm-setup.msi",
+                "img/png/XDM.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "FDM",
+                "https://files2.freedownloadmanager.org/6/latest/fdm_x64_setup.exe",
+                "img/png/FDM.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "ABDM",
+                "https://ghproxy.net/https://github.com/amir1376/ab-download-manager/releases/download/v1.6.4/ABDownloadManager_1.6.4_windows_x64.exe",
+                "img/png/ABDM.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "NDM",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.7/NeatDM_setup.exe",
+                "img/jpg/NDM.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "youtube-dl",
+                "https://ghproxy.net/https://github.com/ytdl-org/youtube-dl/releases/download/2021.12.17/youtube-dl.exe",
+                ""));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "python3.8",
+                "https://www.python.org/ftp/python/3.8.0/python-3.8.0-amd64.exe",
+                "img/png/python.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Oracle Java8",
+                "https://sdlc-esd.oracle.com/ESD6/JSCDL/jdk/8u451-b10/8a1589aa0fe24566b4337beee47c2d29/jre-8u451-windows-x64.exe?GroupName=JSC&FilePath=/ESD6/JSCDL/jdk/8u451-b10/8a1589aa0fe24566b4337beee47c2d29/jre-8u451-windows-x64.exe&BHost=javadl.sun.com&File=jre-8u451-windows-x64.exe&AuthParam=1750252610_4d0f61835e3392b8f0158398fd5ebd90&ext=.exe",
+                "img/png/java.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Rust",
+                "https://static.rust-lang.org/rustup/dist/x86_64-pc-windows-msvc/rustup-init.exe",
+                "img/png/rust.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Ruby",
+                "https://mirror.sjtu.edu.cn/github-release/oneclick/rubyinstaller2/releases/download/RubyInstaller-3.4.4-2/rubyinstaller-devkit-3.4.4-2-x64.exe",
+                "img/png/ruby.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "D",
+                "https://downloads.dlang.org/releases/2.x/2.111.0/dmd-2.111.0.exe",
+                "img/jpg/D.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Go",
+                "https://golang.google.cn/dl/go1.24.4.windows-amd64.msi",
+                "img/png/Go.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Node.js",
+                "https://nodejs.org/dist/v22.16.0/node-v22.16.0-x64.msi",
+                "img/png/nodejs.png"));
+                
+            flowPanel.Controls.Add(CreateAppCard(
+                "mingw-64",
+                "https://ghproxy.net/https://github.com/niXman/mingw-builds-binaries/releases/download/15.1.0-rt_v12-rev0/x86_64-15.1.0-release-posix-seh-ucrt-rt_v12-rev0.7z",
+                "img/png/mingw-64.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Msys2",
+                "https://github.com/msys2/msys2-installer/releases/download/2025-02-21/msys2-x86_64-20250221.exe",
+                "img/png/MSYS2.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                ".NET SDK 8.0",
+                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/sdk-8.0.411-windows-x64-installer",
+                "img/png/.NET.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "ASP.NET Core 运行时 8.0",
+                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/runtime-aspnetcore-8.0.17-windows-x64-installer",
+                "img/png/.NET.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                ".NET 桌面运行时 8.0",
+                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/runtime-desktop-8.0.17-windows-x64-installer",
+                "img/png/.NET.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                ".NET 运行时 8.0",
+                "https://dotnet.microsoft.com/zh-cn/download/dotnet/thank-you/runtime-8.0.17-windows-x64-installer",
+                "img/png/.NET.png"));
+            
+            flowPanel.Controls.Add(CreateAppCard(
+                "openlist",
+                "https://ghproxy.net/https://github.com/OpenListTeam/OpenList/releases/download/beta/openlist-windows-amd64.zip",
+                "img/png/openlist.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "SpaceSniffer",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.8/SpaceSniffer.exe",
+                "img/png/SpaceSniffer.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "OpenSpeedy",
+                "https://ghproxy.net/https://github.com/game1024/OpenSpeedy/releases/download/v1.7.1/OpenSpeedy-v1.7.1.zip",
+                "img/png/openspeedy.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "QuickLook",
+                "https://ghproxy.net/https://github.com/QL-Win/QuickLook/releases/download/4.0.2/QuickLook-4.0.2.exe",
+                "img/png/quicklook.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "VSCode",
+                "https://vscode.download.prss.microsoft.com/dbazure/download/stable/dfaf44141ea9deb3b4096f7cd6d24e00c147a4b1/VSCodeSetup-x64-1.101.0.exe",
+                "img/png/vscode.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "vs community 2022",
+                "https://visualstudio.microsoft.com/zh-hans/thank-you-downloading-visual-studio/?sku=Community&channel=Release&version=VS2022&source=VSLandingPage&cid=2030&passive=false",
+                "img/jpg/vs.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "VSCodium",
+                "https://visualstudio.microsoft.com/zh-hans/thank-you-downloading-visual-studio/?sku=Community&channel=Release&version=VS2022&source=VSLandingPage&cid=2030&passive=false",
+                "img/png/codium_cnl.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "7-Zip",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/466446150/1645817e-3677-4207-93ff-e62de7e147be?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20250613%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250613T035936Z&X-Amz-Expires=300&X-Amz-Signature=5e02d5fc34f45bd8308029c9fc78052007e9475ce0e32775619921cb8f3b83ea&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3D7z2409-x64.exe&response-content-type=application%2Foctet-stream",
+                "img/png/7ziplogo.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "7-Zip Lite",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.1/7-Zip.7z",
+                "img/png/7ziplogo.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "peazip",
+                "https://ghproxy.net/https://github.com/peazip/PeaZip/releases/download/10.4.0/peazip-10.4.0.WIN64.exe",
+                "img/jpg/peazip.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "nanazip",
+                "https://ghproxy.net/https://github.com/M2Team/NanaZip/releases/download/5.0.1263.0/NanaZip_5.0.1263.0_DebugSymbols.zip",
+                "img/png/nanazip.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "GreenShot",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/36756917/239aedb0-7d29-11e7-9f9c-d36ec4466ade?X-Amz-Algorithm=AWS4-HMAC-SSHA256&X-Amz-Credential=releaseassetproduction%2F20250613%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250613T041723Z&X-Amz-Expires=300&X-Amz-Signature=be1ef88a68bbc7065af5111809d11de881022933b44f6d961eb6bd6e6b7e60a8&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3DGreenshot-INSTALLER-1.2.10.6-RELEASE.exe&response-content-type=application%2Foctet-stream",
+                "img/png/greenshot-logo.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "VLC Media Player", 
+                "https://mirrors.ustc.edu.cn/videolan-ftp/vlc/3.0.21/win64/vlc-3.0.21-win64.exe",
+                "img/jpg/VLC.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "OBS Studio",
+                "https://cdn-fastly.obsproject.com/downloads/OBS-Studio-31.0.3-Windows-Installer.exe",
+                "img/png/OBS.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Everything",
+                "https://www.voidtools.com/Everything-1.4.1.1027.x64-Setup.exe",
+                "img/jpg/everything.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Everything Lite",
+                "https://www.voidtools.com/Everything-1.4.1.1027.x64.Lite-Setup.exe",
+                "img/jpg/everything.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Pinta",
+                "https://ghproxy.net/https://github.com/PintaProject/Pinta/releases/download/3.0.1/pinta-3.0.1.zip",
+                "img/png/pinta.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "ShareX",
+                "https://ghproxy.net/https://github.com/ShareX/ShareX/releases/download/v17.1.0/ShareX-17.1.0-setup.exe",
+                "img/png/ShareX.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "LosslessCut",
+                "https://ghproxy.net/https://github.com/mifi/lossless-cut/releases/download/v3.64.0/LosslessCut-win-x64.7z",
+                "img/png/LosslessCut.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Edge",
+                "https://msedge.sf.dl.delivery.mp.microsoft.com/filestreamingservice/files/cb21e6b5-3f63-4df2-bec3-a2015b80dc56/MicrosoftEdgeEnterpriseX64.msi",
+                "img/jpg/edge.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Min",
+                "https://ghproxy.net/https://github.com/minbrowser/min/releases/download/v1.35.0/min-1.35.0-setup.exe",
+                "img/jpg/Min.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Brave",
+                "https://ghproxy.net/https://github.com/brave/brave-browser/releases/download/v1.79.126/BraveBrowserSetup.exe",
+                "img/png/brave.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Firefox",
+                "https://download-ssl.firefox.com.cn/releases-sha2/full/116.0/zh-CN/Firefox-full-latest-win64.exe",
+                "img/jpg/firefox.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Mem Reduct",
+                "https://memreduct.org/files/memreduct-3.5.2-setup.exe",
+                "img/png/mem reduct.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "LibreOffice",
+                "https://mirrors.cloud.tencent.com/libreoffice/libreoffice/stable/24.8.6/win/x86_64/LibreOffice_24.8.6_Win_x86-64.msi",
+                "img/png/LibreOffice.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "CherryStudio",
+                "https://file-cdn.gitcode.com/5007375/releases/untagger_fa019f33ee3b413db46d9329625a2fdf/Cherry-Studio-1.4.2-x64-setup.signed.exe?auth_key=1749794532-8fe6a6851ae34764bb94ea340cd34724-0-84f8c3bb7ca7abe033b03fc07bac78b97e1c9b2863dedb89e5b89ea236205bc0",
+                "img/png/CherryStudio.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "GeekUninstaller",
+                "https://geekuninstaller.com/geek.zip",
+                "img/png/geek.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "aria2",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.2/aria2c.7z",
+                ""));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Git",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.2/Git-2.49.0-64-bit.exe.7z",
+                "img/png/git.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "BleachBit",
+                "https://download.bleachbit.org/BleachBit-5.0.0-setup.exe",
+                "img/png/BleachBit.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "WinDirStat",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/55435293/ec421a5f-c893-4eb3-a75f-53791d7290dd?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20250613%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250613T063808Z&X-Amz-Expires=300&X-Amz-Signature=c21542e5c607a37dfa9e49d3fd9098b8717eaaaf04782d7f8d3a73ef9501c1a9&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3DWinDirStat-x64.msi&response-content-type=application%2Foctet-stream",
+                "img/png/WinDirStat.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "HandBrake",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/41215835/5cfe9f3c-b233-4ec1-a3db-84a374cbdd7d?X-Amz-Algorithm=AWS4-HMAC-SSHA256&X-Amz-Credential=releaseassetproduction%2F20250613%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250613T064143Z&X-Amz-Expires=300&X-Amz-Signature=896229c1c4668f0560f6c9ac38fbd22b04f15241717357e7c4d83ed97c65cf0d&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3DHandBrake-1.9.2-x86_64-Win_GUI.exe&response-content-type=application%2Foctet-stream",
+                "img/png/HandBrake.png"));
+            
+            flowPanel.Controls.Add(CreateAppCard(
+                "Catime",
+                "https://ghproxy.net/https://github.com/vladelaina/Catime/releases/download/v1.1.1/catime_1.1.1.exe",
+                "img/png/catime_resize.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "fluxy",
+                "https://ghproxy.net/https://github.com/alley-rs/fluxy/releases/download/v0.1.17/fluxy_0.1.17_x64-setup.exe",
+                "img/png/fluxy.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "vnote",
+                "https://ghproxy.net/https://github.com/vnotex/vnote/releases/download/v3.19.2/VNote-3.19.2-win64.zip",
+                "img/png/vnote.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "PowerToys",
+                "https://ghproxy.net/https://github.com/microsoft/PowerToys/releases/download/v0.91.1/PowerToysSetup-0.91.1-x64.exe",
+                "img/png/PowerToys.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "terminal",
+                "https://ghproxy.net/https://github.com/microsoft/terminal/releases/download/v1.22.11141.0/Microsoft.WindowsTerminal_1.22.11141.0_x64.zip",
+                "img/png/terminal.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "typescript",
+                "https://ghproxy.net/https://github.com/microsoft/TypeScript/releases/download/v5.8.3/typescript-5.8.3.tgz",
+                ""));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Gimp",
+                "https://mirror.nju.edu.cn/gimp/gimp/v3.0/windows/gimp-3.0.4-setup.exe",
+                "img/jpg/Gimp.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Shotcut",
+                "https://sourceforge.net/projects/shotcut/files/v25.05.11/shotcut-win64-250511.exe/download",
+                "img/png/Shotcut.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Audacity",
+                "https://muse-cdn.com/Audacity_Installer_via_MuseHub.exe",
+                "img/jpg/Audacity.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "KeePass",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.3/KeePass-2.58-Setup.exe",
+                "img/png/KeePass.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Thunderbird",
+                "https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/139.0.2/win64/zh-CN/Thunderbird%20Setup%20139.0.2.exe",
+                "img/png/Thunderbird.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Dism++",
+                "https://ghproxy.net/https://github.com/Chuyu-Team/Dism-Multi-language/releases/download/v10.1.1002.2/Dism++10.1.1002.1B.zip",
+                "img/jpg/Dism++.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "LANDrop",
+                "https://releases.landrop.app/landrop-v2-electron/LANDrop-2.7.2-win-x64-setup.exe",
+                "img/png/banner.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "jarkViewer",
+                "https://ghproxy.net/https://github.com/jark006/jarkViewer/releases/download/v1.24/jarkViewer.exe",
+                "img/png/jarkViewer.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "CopyQ",
+                "https://ghproxy.net/https://github.com/hluk/CopyQ/releases/download/v10.0.0/copyq-10.0.0-setup.exe",
+                "img/png/CopyQ.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Bulk Crap Uninstaller",
+                "https://ghproxy.net/https://github.com/Klocman/Bulk-Crap-Uninstaller/releases/download/v5.8.3/BCUninstaller_5.8.3_setup.exe",
+                "img/png/Bulk-Crap-Uninstaller.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Local Send",
+                "https://d.localsend.org/LocalSend-1.17.0-windows-x86-64.exe",
+                "img/png/localsend.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Lively Wallpaper",
+                "https://ghproxy.net/github.com/rocksdanister/lively/releases/download/v2.1.0.8/lively_setup_x86_full_v2108.exe",
+                "img/png/lively.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "inno setup_Zh-CN",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.4/InnoSetup-6.4.3_zh_setup.exe.7z",
+                "img/png/innosetup.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Krita",
+                "https://mirror.twds.com.tw/kde/stable/krita/5.2.9/krita-x64-5.2.9-setup.exe",
+                "img/png/Krita.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "LMMS",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/15778896/bceaac00-be3d-11ea-9a55-0b2b3f3add6d?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20250614%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250614T004234Z&X-Amz-Expires=300&X-Amz-Signature=7f58d4e45578c1d04d8af60b1c738b3bbf11ab69931845564eb8d61868d2570f&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3Dlmms-1.2.2-win64.exe&response-content-type=application%2Foctet-stream",
+                "img/jpg/LMMS.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Joplin",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/79162682/395bfb2b-7cde-42c6-b687-b5c277de2c25?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20250614%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250614T004521Z&X-Amz-Expires=300&X-Amz-Signature=76b7c86e0025a16d2834f444fea04ce8b4e143717781a6e487453ce206d886e3&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3DJoplin-Setup-3.3.13.exe&response-content-type=application%2Foctet-stream",
+                "img/png/Joplin.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Sumatra PDF",
+                "https://files2.sumatrapdfreader.org/software/sumatrapdf/rel/3.5.2/SumatraPDF-3.5.2-64-install.exe",
+                "img/ico/Sumatra PDF.ico"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Freeplane",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.5/Freeplane-Setup-1.12.11.exe.7z",
+                "img/png/Freeplane.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Motrix",
+                "https://dl.motrix.app/release/Motrix-Setup-1.8.19.exe",
+                "img/png/Motrix.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Aria2Explorer",
+                "https://cdn3.zzzmh.cn/v3/crx/1eb83fea34fe418b873e9e048796903f/mpkodccbngfoacfalldjimigbofkhgjn.zip?auth_key=1751644800-ad31ae586097e883b18b066801f9d5b9258cb5a5-0-1310adaee04ec796bc0becdb87f22315",
+                "img/png/Aria2Explorer.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Fufu_Tools",
+                "https://ghproxy.net/https://github.com/DuckDuckStudio/Fufu_Tools/releases/download/v1.3.10/Fufu_Tools.v1.3.10-Extreme_compression.7z",
+                "img/png/Fufu_Tools.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Optimizer",
+                "https://ghproxy.net/https://github.com/hellzerg/optimizer/releases/download/16.7/Optimizer-16.7.exe",
+                "img/png/optimizer.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Rclone",
+                "https://ghproxy.net/https://github.com/rclone/rclone/releases/download/v1.69.3/rclone-v1.69.3-windows-amd64.zip",
+                "img/png/Rclone.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "RIME",
+                "https://objects.githubusercontent.com/github-production-release-asset-2e65be/3777237/08e5cfdc-492c-444a-80b3-f8d8caeb5a2a?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20250614%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250614T012552Z&X-Amz-Expires=300&X-Amz-Signature=9d6c9431a037a9e520d506c917b0286f904a538ee6f95063783939b4c9cf9307&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3Dweasel-0.17.4.0-installer.exe&response-content-type=application%2Foctet-stream",
+                "img/png/RIME.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "PyDebloatX",
+                "https://ghproxy.net/https://github.com/Teraskull/PyDebloatX/releases/download/1.12.0/PyDebloatX_setup.exe",
+                "img/ico/PyDebloatX.ico"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "DropPoint",
+                "https://ghproxy.net/https://github.com/GameGodS3/DropPoint/releases/download/v1.2.1/DropPoint-Setup-1.2.1.exe",
+                "img/png/DropPoint.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Dnest",
+                "https://ghproxy.net/https://github.com/davidkane0526/Dnest/releases/download/V1.3.0/Dnest.exe",
+                "img/png/Dnest.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "lockpass",
+                "https://ghproxy.net/https://github.com/ftyszyx/lockpass/releases/download/v0.0.14/lockpass-0.0.14-win32-x64-setup.exe",
+                "img/png/lockpass.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "WinMerge",
+                "https://downloads.sourceforge.net/winmerge/WinMerge-2.16.48.2-x64-Setup.exe",
+                "img/png/winmerge.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Keypirinha",
+                "https://ghproxy.net/https://github.com/Keypirinha/Keypirinha/releases/download/v2.26/keypirinha-2.26-x64-portable.7z",
+                "img/png/Keypirinha.png"));
+            
+            flowPanel.Controls.Add(CreateAppCard(
+                "FileBrowser",
+                "https://ghproxy.net/https://github.com/filebrowser/filebrowser/releases/download/v2.32.0/windows-amd64-filebrowser.zip",
+                "img/png/FileBrowser.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Cloudreve",
+                "https://ghproxy.net/https://github.com/cloudreve/cloudreve/releases/download/3.8.3/cloudreve_3.8.3_windows_amd64.zip",
+                "img/png/cloudreve.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "SeelenUI",
+                "https://ghproxy.net/https://github.com/eythaann/Seelen-UI/releases/download/v2.3.8/Seelen.UI_2.3.8_x64-setup.exe",
+                "img/png/SeelenUI.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "git汉化包",
+                "https://ghproxy.net/https://github.com/zs-yg/package/releases/download/v0.6/zh_cn.msg",
+                ""));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "everything便携版",
+                "https://www.voidtools.com/Everything-1.4.1.1027.x64.zip",
+                "img/jpg/everything.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "BongoCat",
+                "https://ghproxy.net/https://github.com/ayangweb/BongoCat/releases/download/v0.5.0/BongoCat_0.5.0_x64-setup.exe",
+                "img/png/BongoCat.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "GalaceanEngine(code)",
+                "https://ghproxy.net/https://github.com/galacean/engine/archive/refs/tags/v1.5.7.zip",
+                "img/png/GalaceanEngine.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "trivy",
+                "https://ghproxy.net/https://github.com/aquasecurity/trivy/releases/download/v0.63.0/trivy_0.63.0_windows-64bit.zip",
+                "img/png/trivy.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "daytona(code)",
+                "https://ghproxy.net/https://github.com/aquasecurity/trivy/releases/download/v0.63.0/trivy_0.63.0_windows-64bit.zip",
+                "img/png/daytona.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "HowToCook",
+                "https://ghproxy.net/https://github.com/Anduin2017/HowToCook/archive/refs/tags/1.5.0.zip",
+                ""));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "code-server",
+                "https://ghproxy.net/https://github.com/coder/code-server/archive/refs/tags/v4.100.3.zip",
+                "img/png/code-server.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "yt-dlp",
+                "https://ghproxy.net/https://github.com/yt-dlp/yt-dlp/releases/download/2025.06.09/yt-dlp_win.zip",
+                "img/png/yt-dlp.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "omi(code)",
+                "https://ghproxy.net/https://github.com/Tencent/omi/archive/refs/tags/v7.7.0.zip",
+                "img/png/omi.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Maxun(code)",
+                "https://ghproxy.net/https://github.com/getmaxun/maxun/archive/refs/tags/v0.0.16.zip",
+                "img/png/Maxun.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "n8n(code)",
+                "https://ghproxy.net/https://github.com/n8n-io/n8n/archive/refs/tags/n8n@1.97.1.zip",
+                "img/png/n8n.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "WechatRealFriends",
+                "https://ghproxy.net/https://github.com/StrayMeteor3337/WechatRealFriends/releases/download/v1.0.4/WechatRealFriends_1.0.4.zip",
+                "img/jpg/wx.jpg"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "glance",
+                "https://ghproxy.net/https://github.com/glanceapp/glance/releases/download/v0.8.4/glance-windows-amd64.zip",
+                "img/png/glance.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "openark",
+                "https://ghproxy.net/https://github.com/BlackINT3/OpenArk/releases/download/v1.3.8/OpenArk64.exe",
+                "img/png/openark.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "SSM",
+                "https://ghproxy.net/https://github.com/AlexanderPro/SmartSystemMenu/releases/download/v2.31.0/SmartSystemMenu_v2.31.0.zip",
+                "img/png/SSM.png"));
+
+            flowPanel.Controls.Add(CreateAppCard(
+                "Ditto",
+                "https://ghproxy.net/https://github.com/sabrogden/Ditto/releases/download/3.24.246.0/DittoSetup_64bit_3_24_246_0.exe",
+                "img/png/Ditto.png"));
+        }
+
+        private FlowLayoutPanel downloadsFlowPanel = new FlowLayoutPanel();
+        private List<DownloadItem> downloadItems = new List<DownloadItem>();
+
+        /// <summary>
+        /// 主窗体构造函数
+        /// </summary>
+        public MainForm()
+        {
+            Logger.Log("应用程序启动"); // 记录启动日志
+            
+            // 初始化窗体组件
+            InitializeComponent();
+            
+            // 订阅下载管理器事件
+            DownloadManager.Instance.DownloadAdded += OnDownloadAdded; // 下载添加事件
+            DownloadManager.Instance.DownloadProgressChanged += OnDownloadProgressChanged; // 下载进度变化事件
+            DownloadManager.Instance.DownloadCompleted += OnDownloadCompleted; // 下载完成事件
+        }
+
+        /// <summary>
+        /// 显示下载视图
+        /// </summary>
+        private void ShowDownloadsView()
+        {
+            contentPanel.Controls.Clear(); // 清空内容面板
+
+            // 初始化下载项容器面板
+            downloadsFlowPanel = new FlowLayoutPanel();
+            downloadsFlowPanel.Dock = DockStyle.Fill; // 填充整个内容区域
+            downloadsFlowPanel.AutoScroll = true; // 启用自动滚动
+            downloadsFlowPanel.Padding = new Padding(10, 50, 10, 10); // 设置内边距(增加顶部间距)
+            downloadsFlowPanel.FlowDirection = FlowDirection.TopDown; // 垂直排列下载项
+            downloadsFlowPanel.WrapContents = false; // 禁止换行
+            downloadsFlowPanel.AutoScrollMinSize = new Size(0, 2000); // 设置最小滚动区域
+            contentPanel.Controls.Add(downloadsFlowPanel); // 添加到内容面板
+
+            // 加载并显示所有下载项
+            foreach (var item in DownloadManager.Instance.DownloadItems)
+            {
+                downloadsFlowPanel.Controls.Add(item); // 添加下载项到面板
+            }
+        }
+
+        /// <summary>
+        /// 处理下载添加事件
+        /// </summary>
+        /// <param name="item">新添加的下载项</param>
+        private void OnDownloadAdded(DownloadItem item)
+        {
+            // 检查是否需要跨线程调用
+            if (InvokeRequired)
+            {
+                Invoke(new Action<DownloadItem>(OnDownloadAdded), item);
+                return;
+            }
+
+            Logger.Log($"添加新下载任务: {item.FileName}"); // 记录日志
+            downloadItems.Add(item); // 添加到下载项列表
+            downloadsFlowPanel?.Controls.Add(item); // 添加到下载面板显示
+        }
+
+        /// <summary>
+        /// 处理下载进度更新事件
+        /// </summary>
+        /// <param name="item">进度更新的下载项</param>
+        private void OnDownloadProgressChanged(DownloadItem item)
+        {
+            // 检查是否需要跨线程调用
+            if (InvokeRequired)
+            {
+                Invoke(new Action<DownloadItem>(OnDownloadProgressChanged), item);
+                return;
+            }
+
+            Logger.Log($"下载进度更新: {item.FileName}, 进度: {item.Progress}%"); // 记录日志
+            item.UpdateDisplay(); // 更新UI显示
+        }
+
+        /// <summary>
+        /// 处理下载完成事件
+        /// </summary>
+        /// <param name="item">完成的下载项</param>
+        private void OnDownloadCompleted(DownloadItem item)
+        {
+            // 检查是否需要跨线程调用
+            if (InvokeRequired)
+            {
+                Invoke(new Action<DownloadItem>(OnDownloadCompleted), item);
+                return;
+            }
+
+            Logger.Log($"下载完成: {item.FileName}, 状态: {item.Status}"); // 记录日志
+            item.UpdateDisplay(); // 更新UI显示
+        }
+    }
+}
diff --git a/del.bat b/del.bat
index 24e7d1f..2f3a6e5 100644
--- a/del.bat
+++ b/del.bat
@@ -1,4 +1,2 @@
 rmdir bin /s /q
-rmdir obj /s /q
-rmdir logs /s /q
-mkdir logs
\ No newline at end of file
+rmdir obj /s /q
\ No newline at end of file
diff --git a/log_cleaner.cpp b/log_cleaner.cpp
index 678640a..d7f5273 100644
--- a/log_cleaner.cpp
+++ b/log_cleaner.cpp
@@ -1,49 +1,65 @@
-#include <iostream>
-#include <filesystem>
-#include <chrono>
-
-namespace fs = std::filesystem;
-
-int main() {
-    try {
-        auto start = std::chrono::high_resolution_clock::now();
-        
-        // 定义日志目录路径
-        fs::path logDir = "logs";
-        size_t deletedCount = 0;
-        size_t errorCount = 0;
-
-        // 检查目录是否存在
-        if (fs::exists(logDir) && fs::is_directory(logDir)) {
-            // 遍历并删除所有日志文件
-            for (const auto& entry : fs::directory_iterator(logDir)) {
-                try {
-                    if (fs::is_regular_file(entry)) {
-                        fs::remove(entry);
-                        deletedCount++;
-                    }
-                } catch (const std::exception& e) {
-                    std::cerr << "删除文件失败: " << entry.path() << " - " << e.what() << std::endl;
-                    errorCount++;
-                }
-            }
-        } else {
-            std::cout << "日志目录不存在，无需清理" << std::endl;
-            return 0;
-        }
-
-        auto end = std::chrono::high_resolution_clock::now();
-        auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(end - start);
-
-        std::cout << "日志清理完成: " << std::endl;
-        std::cout << "删除文件数: " << deletedCount << std::endl;
-        std::cout << "错误数: " << errorCount << std::endl;
-        std::cout << "耗时: " << duration.count() << " 毫秒" << std::endl;
-
-    } catch (const std::exception& e) {
-        std::cerr << "发生错误: " << e.what() << std::endl;
-        return 1;
-    }
-
-    return 0;
-}
+#include <iostream>
+#include <filesystem>
+#include <chrono>
+
+namespace fs = std::filesystem;
+
+int main() {
+    try {
+        auto start = std::chrono::high_resolution_clock::now();
+        
+        // 定义日志目录路径
+        fs::path logDir;
+        
+        #ifdef _WIN32
+            // Windows系统获取AppData路径
+            char* appData = nullptr;
+            size_t len = 0;
+            if (_dupenv_s(&appData, &len, "APPDATA") == 0 && appData != nullptr) {
+                logDir = fs::path(appData) / "zsyg" / "kortapp-z" / ".logs";
+                free(appData);
+            } else {
+                std::cerr << "无法获取APPDATA环境变量" << std::endl;
+                return 1;
+            }
+        #else
+            // 非Windows系统使用默认路径
+            logDir = fs::path(getenv("HOME")) / ".zsyg" / "kortapp-z" / ".logs";
+        #endif
+        size_t deletedCount = 0;
+        size_t errorCount = 0;
+
+        // 检查目录是否存在
+        if (fs::exists(logDir) && fs::is_directory(logDir)) {
+            // 遍历并删除所有日志文件
+            for (const auto& entry : fs::directory_iterator(logDir)) {
+                try {
+                    if (fs::is_regular_file(entry)) {
+                        fs::remove(entry);
+                        deletedCount++;
+                    }
+                } catch (const std::exception& e) {
+                    std::cerr << "删除文件失败: " << entry.path() << " - " << e.what() << std::endl;
+                    errorCount++;
+                }
+            }
+        } else {
+            std::cout << "日志目录不存在，无需清理" << std::endl;
+            return 0;
+        }
+
+        auto end = std::chrono::high_resolution_clock::now();
+        auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(end - start);
+
+        std::cout << "日志清理完成: " << std::endl;
+        std::cout << "删除文件数: " << deletedCount << std::endl;
+        std::cout << "错误数: " << errorCount << std::endl;
+        std::cout << "耗时: " << duration.count() << " 毫秒" << std::endl;
+
+    } catch (const std::exception& e) {
+        std::cerr << "发生错误: " << e.what() << std::endl;
+        return 1;
+    }
+
+    return 0;
+}
diff --git a/logger.cs b/logger.cs
index e07ad48..80276a8 100644
--- a/logger.cs
+++ b/logger.cs
@@ -1,48 +1,63 @@
-using System;
-using System.IO;
-using System.Text;
-namespace AppStore
-{
-    public static class Logger
-    {
-        private static readonly string LogsDirectory = "logs";
-        private static readonly object LockObject = new object();
-        static Logger()
-        {
-            // 确保logs目录存在
-            if (!Directory.Exists(LogsDirectory))
-            {
-                Directory.CreateDirectory(LogsDirectory);
-            }
-        }
-        public static void Log(string message)
-        {
-            lock (LockObject)
-            {
-                try
-                {
-                    string fileName = $"{DateTime.Now:yyyyMMddHHmmss}.log";
-                    string filePath = Path.Combine(LogsDirectory, fileName);
-                    using (StreamWriter writer = new StreamWriter(filePath, true, Encoding.UTF8))
-                    {
-                        writer.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss}] {message}");
-                    }
-                }
-                catch (Exception ex)
-                {
-                    // 日志记录失败时输出到控制台
-                    Console.WriteLine($"日志记录失败: {ex.Message}");
-                }
-            }
-        }
-        public static void LogError(string message, Exception? ex = null)
-        {
-            string errorMessage = $"ERROR: {message}";
-            if (ex != null)
-            {
-                errorMessage += $"\nException: {ex}\nStackTrace: {ex.StackTrace}";
-            }
-            Log(errorMessage);
-        }
-    }
-}
+using System;
+using System.IO;
+using System.Text;
+
+namespace AppStore
+{
+    public static class Logger
+    {
+        private static readonly string LogsDirectory = Path.Combine(
+            Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+            "zsyg", "kortapp-z", ".logs");
+        private static readonly object LockObject = new object();
+
+        static Logger()
+        {
+            try
+            {
+                // 确保logs目录存在
+                if (!Directory.Exists(LogsDirectory))
+                {
+                    Directory.CreateDirectory(LogsDirectory);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"无法创建日志目录: {LogsDirectory}, 错误: {ex.Message}");
+                throw;
+            }
+        }
+
+        public static void Log(string message)
+        {
+            lock (LockObject)
+            {
+                try
+                {
+                    string fileName = $"{DateTime.Now:yyyyMMddHHmmss}.log";
+                    string filePath = Path.Combine(LogsDirectory, fileName);
+                    
+                    using (StreamWriter writer = new StreamWriter(filePath, true, Encoding.UTF8))
+                    {
+                        writer.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss}] {message}");
+                    }
+                }
+                catch (Exception ex)
+                {
+                    // 日志记录失败时输出到控制台
+                    Console.WriteLine($"日志记录失败: {ex.Message}");
+                }
+            }
+        }
+
+        public static void LogError(string message, Exception? ex = null)
+        {
+            string errorMessage = $"ERROR: {message}";
+            if (ex != null)
+            {
+                errorMessage += $"\nException: {ex}\nStackTrace: {ex.StackTrace}";
+            }
+            Log(errorMessage);
+        }
+    }
+}