替换日志，日志写入文件

2026-05-09 13:27:34 +08:00
parent 8ef83ed848
commit 5b14b23b05
17 changed files with 33103 additions and 151 deletions
--- a/精工涂胶检测项目/CVE.LogViewer/DataGridViewAppender.cs
+++ b/精工涂胶检测项目/CVE.LogViewer/DataGridViewAppender.cs
@@ -0,0 +1,144 @@
+using log4net.Appender;
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace CVE.LogViewer
+{
+    class DataGridViewAppender : AppenderSkeleton
+    {
+        private DataGridView _dataGridView;
+        public DataGridView AppenderControl
+        {
+            get
+            {
+                return _dataGridView;
+            }
+            set
+            {
+                _dataGridView = value;
+            }
+        }
+        public string FormName { get; set; }
+        public string ListViewName { get; set; }
+        /// <summary>
+        /// 查找控件
+        /// </summary>
+        /// <param name="root"></param>
+        /// <param name="ListViewName"></param>
+        /// <returns></returns>
+        private Control FindControlRecursive(Control root, string ListViewName)
+        {
+            if (root.Name == ListViewName) return root;
+            foreach (Control c in root.Controls)
+            {
+                Control t = FindControlRecursive(c, ListViewName);
+                if (t != null) return t;
+            }
+            return null;
+        }
+
+        /// <summary>
+        /// 显示日志
+        /// </summary>
+        /// <param name="loggingEvent"></param>
+        protected override void Append(log4net.Core.LoggingEvent loggingEvent)
+        {
+            //验证控件是否存在
+            if (_dataGridView == null)
+            {
+                if (String.IsNullOrEmpty(FormName) ||
+                    String.IsNullOrEmpty(ListViewName))
+                    return;
+
+                Form form = Application.OpenForms[FormName];
+                if (form == null)
+                    return;
+
+                _dataGridView = (DataGridView)FindControlRecursive(form, ListViewName);
+
+                _dataGridView.Invoke(new Action(() =>
+                {
+                    _dataGridView.Rows.Clear();
+                    DataGridViewTextBoxColumn logInfo = new DataGridViewTextBoxColumn();
+                    logInfo.Name = "Log Info";
+                    logInfo.DataPropertyName = "Log Info";
+                    logInfo.HeaderText = "Log Info";
+                    _dataGridView.Columns.Add(logInfo);
+                    _dataGridView.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
+                    //设置自动换行
+                    _dataGridView.DefaultCellStyle.WrapMode = DataGridViewTriState.True;
+                    //设置自动调整高度
+                    _dataGridView.AutoSizeRowsMode = DataGridViewAutoSizeRowsMode.AllCells;
+                    _dataGridView.RowHeadersVisible = false;
+                    _dataGridView.ColumnHeadersVisible = false;
+                    _dataGridView.AllowDrop = false;
+                    _dataGridView.AllowUserToAddRows = false;
+                    _dataGridView.AllowUserToDeleteRows = false;
+                    _dataGridView.AllowUserToOrderColumns = false;
+                    _dataGridView.AllowUserToResizeColumns = false;
+                    _dataGridView.AllowUserToResizeRows = false;
+                    _dataGridView.MultiSelect = false;
+                    _dataGridView.ReadOnly = true;
+                    _dataGridView.CellBorderStyle = DataGridViewCellBorderStyle.None;
+                    if (_dataGridView == null)
+                        return;
+
+                    form.FormClosing += (s, e) => _dataGridView = null;
+                }));                
+            }
+            if (!_dataGridView.IsHandleCreated)
+            {
+                return;
+            }
+
+            if (_dataGridView.IsDisposed)
+            {
+                return;
+            }
+
+            //显示日志
+            string str = String.Format("{0} {1}", loggingEvent.TimeStamp.ToString("yyyy/MM/dd HH:mm:ss.fff"), RenderLoggingEvent(loggingEvent));
+            string level = loggingEvent.Level.ToString();
+
+            _dataGridView.BeginInvoke((MethodInvoker)delegate
+            {
+                //日志行数控制
+                if (_dataGridView.Rows.Count > 500)
+                {
+                    //大于200行清空显示
+                    _dataGridView.Rows.Clear();
+                }
+                DataGridViewRow row = new DataGridViewRow();
+             
+                DataGridViewTextBoxCell cell = new DataGridViewTextBoxCell();
+                cell.Value = str;
+                //根据等级控制显示颜色
+                switch (level)
+                {
+                    case "DEBUG":
+                        cell.Style.ForeColor = Color.Blue; //DarkBlue;
+                        break;
+                    case "INFO":
+                        cell.Style.ForeColor = Color.Black; //ForestGreen;
+                        break;
+                    case "WARN":
+                        cell.Style.ForeColor = Color.Orange;
+                        break;
+                    case "ERROR":
+                        cell.Style.ForeColor = Color.MediumVioletRed;
+                        break;
+                    case "FATAL":
+                        cell.Style.ForeColor = Color.Red;
+                        break;
+                }
+                row.Cells.Add(cell);
+                //控制每次显示最新行
+                _dataGridView.Rows.Add(row);
+                _dataGridView.FirstDisplayedScrollingRowIndex = _dataGridView.Rows.Count - 1;
+                _dataGridView.ClearSelection();
+            });
+        }
+    }
+}