恢复WPF项目代码

Workbench/LogWindow.xaml.cs

@@ -0,0 +1,162 @@
+using System.Windows;
+
+namespace Serein.Workbench
+{
+    /// <summary>
+    /// DebugWindow.xaml 的交互逻辑
+    /// </summary>
+    using System;
+    using System.IO;
+    using System.Text;
+    using System.Threading.Tasks;
+    using System.Timers;
+    using System.Windows;
+
+    /// <summary>
+    /// LogWindow.xaml 的交互逻辑
+    /// </summary>
+    public partial class LogWindow : Window
+    {
+        private StringBuilder logBuffer = new StringBuilder();
+        private int logUpdateInterval = 200; // 批量更新的时间间隔（毫秒）
+        private Timer logUpdateTimer;
+        private const int MaxLines = 1000; // 最大显示的行数
+        private bool autoScroll = true; // 自动滚动标识
+        private int flushThreshold = 5; // 设置日志刷新阈值
+        private const int maxFlushSize = 1000; // 每次最大刷新字符数
+
+        public LogWindow()
+        {
+            InitializeComponent();
+
+            // 初始化定时器，用于批量更新日志
+            logUpdateTimer = new Timer(logUpdateInterval);
+            logUpdateTimer.Elapsed += (s, e) => FlushLog(); // 定时刷新日志
+            logUpdateTimer.Start();
+
+            // 添加滚动事件处理，判断用户是否手动滚动
+            // LogTextBox.ScrollChanged += LogTextBox_ScrollChanged;
+        }
+
+        /// <summary>
+        /// 添加日志到缓冲区
+        /// </summary>
+        public void AppendText(string text)
+        {
+            lock (logBuffer)
+            {
+                logBuffer.Append(text);
+
+                // 异步写入日志到文件
+                // Task.Run(() => File.AppendAllText("log.txt", text));
+                //FlushLog();
+                // 如果日志达到阈值，立即刷新
+               if (logBuffer.Length > flushThreshold)
+               {
+                   FlushLog();
+               }
+            }
+        }
+
+        /// <summary>
+        /// 清空日志缓冲区并更新到 TextBox 中
+        /// </summary>
+        private void FlushLog()
+        {
+            if (logBuffer.Length == 0) return;
+
+            Dispatcher.InvokeAsync(() =>
+            {
+                lock (logBuffer)
+                {
+                    // 仅追加部分日志，避免一次更新过多内容
+                    string logContent = logBuffer.Length > maxFlushSize
+                        ? logBuffer.ToString(0, maxFlushSize)
+                        : logBuffer.ToString();
+                    logBuffer.Remove(0, logContent.Length); // 清空已更新的部分
+
+                    LogTextBox.Dispatcher.Invoke(() =>
+                    {
+                        LogTextBox.AppendText(logContent);
+                    });
+                    
+                }
+
+                // 不必每次都修剪日志，当行数超过限制20%时再修剪
+                if (LogTextBox.LineCount > MaxLines * 1.2)
+                {
+                    TrimLog();
+                }
+
+                ScrollToEndIfNeeded(); // 根据是否需要自动滚动来决定
+            }, System.Windows.Threading.DispatcherPriority.Background);
+        }
+
+        /// <summary>
+        /// 限制日志输出的最大行数，超出时删除旧日志
+        /// </summary>
+        private void TrimLog()
+        {
+            if (LogTextBox.LineCount > MaxLines)
+            {
+                // 删除最早的多余行
+                LogTextBox.Text = LogTextBox.Text.Substring(
+                    LogTextBox.GetCharacterIndexFromLineIndex(LogTextBox.LineCount - MaxLines));
+            }
+        }
+
+        /// <summary>
+        /// 检测用户是否手动滚动了文本框
+        /// </summary>
+        private void LogTextBox_ScrollChanged(object sender, System.Windows.Controls.ScrollChangedEventArgs e)
+        {
+            if (e.ExtentHeightChange == 0) // 用户手动滚动时
+            {
+                // 判断是否滚动到底部
+                //autoScroll = LogTextBox.VerticalOffset == LogTextBox.ScrollableHeight;
+            }
+        }
+
+        /// <summary>
+        /// 根据 autoScroll 标志决定是否滚动到末尾
+        /// </summary>
+        private void ScrollToEndIfNeeded()
+        {
+            if (autoScroll)
+            {
+                LogTextBox.ScrollToEnd(); // 仅在需要时滚动到末尾
+            }
+        }
+
+        /// <summary>
+        /// 清空日志
+        /// </summary>
+        public void Clear()
+        {
+            Dispatcher.BeginInvoke(() =>
+            {
+                LogTextBox.Clear();
+            });
+        }
+
+        /// <summary>
+        /// 点击清空日志按钮时触发
+        /// </summary>
+        private void ClearLog_Click(object sender, RoutedEventArgs e)
+        {
+            LogTextBox.Clear();
+        }
+
+        /// <summary>
+        /// 窗口关闭事件，隐藏窗体而不是关闭
+        /// </summary>
+        private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+        {
+            logBuffer?.Clear();
+            Clear();
+            e.Cancel = true;  // 取消关闭操作
+            this.Hide();      // 隐藏窗体而不是关闭
+        }
+    }
+
+}