添加工具图标

AboutForm.cs

@@ -50,7 +50,7 @@ namespace AppStore
 
             // 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.Text = "kortapp-z\n版本: 1.0.1\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;

AppCard.cs

@@ -1,353 +1,355 @@
-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 bool ShowDownloadButton { get; set; } = true;
+
+        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);
+            downloadBtn.Visible = ShowDownloadButton;
+        }
+
+        /// <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);
+                });
+            }
+        }
+    }
+}

AppStore.csproj

@@ -1,33 +1,36 @@
-<Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <NoWarn>CS8622</NoWarn>
-  </PropertyGroup>
-
-  <PropertyGroup>
-    <OutputType>WinExe</OutputType>
-    <TargetFramework>net8.0-windows</TargetFramework>
-    <Nullable>enable</Nullable>
-    <UseWindowsForms>true</UseWindowsForms>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <WarningsAsErrors>CS8618</WarningsAsErrors>
-    <ApplicationIcon>img\ico\icon.ico</ApplicationIcon>
-    <Platforms>x86;x64</Platforms>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <None Include="help.txt" />
-    <None Include="resource\*.exe">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-    <None Include="img\png\*.png">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-    <None Include="img\jpg\*.jpg">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-    <None Include="img\ico\icon.ico">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-
-</Project>
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <NoWarn>CS8622</NoWarn>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <WarningsAsErrors>CS8618</WarningsAsErrors>
+    <ApplicationIcon>img\ico\icon.ico</ApplicationIcon>
+    <Platforms>x86;x64</Platforms>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Include="help.txt" />
+    <None Include="resource\*.exe">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="img\png\*.png">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="img\jpg\*.jpg">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+	<None Include="img\resource\png\*.png">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="img\ico\*.ico">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

ToolCard.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace AppStore
+{
+    public class ToolCard : UserControl
+    {
+        private PictureBox iconBox = new PictureBox();
+        private Label nameLabel = new Label();
+        
+        public string ToolName { get; set; } = string.Empty;
+        public Image ToolIcon { get; set; } = SystemIcons.Shield.ToBitmap();
+
+        // 自定义点击事件初始化为空委托
+        public event EventHandler ToolCardClicked = delegate {};
+
+        public ToolCard()
+        {
+            // 启用双缓冲
+            this.SetStyle(ControlStyles.OptimizedDoubleBuffer | 
+                        ControlStyles.ResizeRedraw, true);
+            InitializeComponent();
+        }
+
+        private void InitializeComponent()
+        {
+            this.Size = new Size(240, 220);
+            this.BackColor = Color.White;
+            this.Padding = new Padding(5);
+            this.BorderStyle = BorderStyle.FixedSingle;
+            
+            // 工具图标
+            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);
+
+            // 工具名称
+            nameLabel = new Label();
+            nameLabel.AutoSize = false;
+            nameLabel.Size = new Size(Width - 20, 30);
+            nameLabel.Location = new Point(10, 100);
+            nameLabel.Font = new Font("Microsoft YaHei", 10, FontStyle.Bold);
+            nameLabel.TextAlign = ContentAlignment.MiddleCenter;
+            this.Controls.Add(nameLabel);
+
+            // 打开按钮
+            var openButton = new Button();
+            openButton.Text = "打开工具";
+            openButton.Size = new Size(100, 30);
+            openButton.Location = new Point((Width - 100) / 2, 140);
+            openButton.BackColor = Color.FromArgb(0, 120, 215);
+            openButton.ForeColor = Color.White;
+            openButton.FlatStyle = FlatStyle.Flat;
+            openButton.FlatAppearance.BorderSize = 0;
+            openButton.Cursor = Cursors.Hand;
+            // 按钮点击直接触发ToolCardClicked事件
+            openButton.Click += (s, e) => {
+                ToolCardClicked?.Invoke(this, e);
+            };
+            this.Controls.Add(openButton);
+
+            // 设置按钮悬停效果
+            openButton.BackColor = Color.FromArgb(0, 120, 215);
+            openButton.FlatAppearance.MouseOverBackColor = Color.FromArgb(0, 100, 180);
+            openButton.FlatAppearance.MouseDownBackColor = Color.FromArgb(0, 80, 160);
+        }
+
+        public void UpdateDisplay()
+        {
+            nameLabel.Text = ToolName;
+            iconBox.Image = ToolIcon;
+        }
+    }
+}

tools/system_cleaner.cpp

@@ -0,0 +1,96 @@
+#include <iostream>
+#include <filesystem>
+#include <chrono>
+#include <vector>
+#include <windows.h>
+
+namespace fs = std::filesystem;
+
+bool IsAdmin() {
+    BOOL isAdmin = FALSE;
+    SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;
+    PSID AdminGroup;
+    
+    if (AllocateAndInitializeSid(&NtAuthority, 2,
+        SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_ADMINS,
+        0, 0, 0, 0, 0, 0, &AdminGroup)) {
+        if (!CheckTokenMembership(NULL, AdminGroup, &isAdmin)) {
+            isAdmin = FALSE;
+        }
+        FreeSid(AdminGroup);
+    }
+    return isAdmin == TRUE;
+}
+
+void CleanDirectory(const fs::path& dir, size_t& deletedCount, size_t& errorCount) {
+    if (!fs::exists(dir)) {
+        std::cout << "目录不存在: " << dir << std::endl;
+        return;
+    }
+
+    for (const auto& entry : fs::directory_iterator(dir)) {
+        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++;
+        }
+    }
+}
+
+int main() {
+    try {
+        if (!IsAdmin()) {
+            std::cerr << "请以管理员身份运行此程序以清理所有目录" << std::endl;
+        }
+
+        auto start = std::chrono::high_resolution_clock::now();
+        size_t totalDeleted = 0;
+        size_t totalErrors = 0;
+
+        // 定义要清理的目录列表
+        std::vector<fs::path> directories = {
+            "C:\\Windows\\Temp",
+            fs::path(std::getenv("USERPROFILE")) / "AppData" / "Local" / "Temp",
+            "C:\\Windows\\SoftwareDistribution\\Download",
+            "C:\\Windows\\Logs",
+            "C:\\Windows\\Minidump"
+        };
+
+        // 只有管理员才能清理Prefetch目录
+        if (IsAdmin()) {
+            directories.push_back("C:\\Windows\\Prefetch");
+        }
+
+        // 清理每个目录
+        for (const auto& dir : directories) {
+            size_t dirDeleted = 0;
+            size_t dirErrors = 0;
+            
+            std::cout << "正在清理: " << dir << std::endl;
+            CleanDirectory(dir, dirDeleted, dirErrors);
+            
+            totalDeleted += dirDeleted;
+            totalErrors += dirErrors;
+            
+            std::cout << "已删除 " << dirDeleted << " 个文件" << std::endl;
+        }
+
+        auto end = std::chrono::high_resolution_clock::now();
+        auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(end - start);
+
+        std::cout << "\n清理完成:" << std::endl;
+        std::cout << "总共删除文件数: " << totalDeleted << std::endl;
+        std::cout << "总共错误数: " << totalErrors << 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;
+}