!提交代码

货架标准上位机/Tool/RichTextBoxTool.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+using System.Windows.Documents;
+using System.Windows.Media;
+
+namespace 货架标准上位机
+{
+    /// <summary>
+    /// 富文本框扩展类
+    /// </summary>
+    public static class RichTextBoxTool
+    {
+        /// <summary>
+        /// 清空内容
+        /// </summary>
+        public static void ClearText(this RichTextBox richTextBox)
+        {
+            try
+            {
+                richTextBox.Dispatcher.Invoke((Action)delegate
+                {
+                    //清空文本
+                    richTextBox.Document.Blocks.Clear();
+                    //滚动到开头
+                    richTextBox.ScrollToVerticalOffset(0);
+                });
+            }
+            catch (Exception ex)
+            {
+                throw ex;
+            }
+        }
+
+        /// <summary>
+        /// 插入文本
+        /// </summary>
+        /// <param name="richTextBox"></param>
+        /// <param name="brush">颜色</param>
+        /// <param name="txt">内容</param>
+        private static void AppendText(this RichTextBox richTextBox, Brush brush, string txt)
+        {
+            try
+            {
+                richTextBox.Dispatcher.Invoke((Action)delegate
+                {
+                    var p = new Paragraph(); //Paragraph 类似于 html 的 P 标签
+                    var r = new Run(txt); //Run 是一个 Inline 的标签
+                    p.Inlines.Add(r);
+                    p.LineHeight = 8;
+                    p.Foreground = brush;//设置字体颜色
+                    richTextBox.Document.Blocks.Add(p);
+                    if (richTextBox.Document.Blocks.Count > 1000)
+                    {
+                        richTextBox.Document.Blocks.Remove(richTextBox.Document.Blocks.FirstBlock);
+                    }
+                    //滚动到末尾
+                    richTextBox.ScrollToVerticalOffset(richTextBox.Document.Blocks.Count * 200);
+                });
+            }
+            catch (Exception ex)
+            {
+                throw ex;
+            }
+        }
+
+        /// <summary>
+        /// 插入Title（棕色），为：######Title######
+        /// </summary>
+        public static void AppendTile(this RichTextBox richTextBox, string txt)
+        {
+            AppendText(richTextBox, Brushes.Brown, "#####" + txt + "#####");
+        }
+
+        /// <summary>
+        /// 插入信息（蓝色）
+        /// </summary>
+        /// <param name="addTime">是否在开头追加时间信息，如：HH:mm:ss.fff=>txt</param>
+        public static void AppendInfo(this RichTextBox richTextBox, string txt, bool addTime = false)
+        {
+            if (string.IsNullOrEmpty(txt))
+                return;
+
+            if (addTime)
+                AppendText(richTextBox, Brushes.Blue, $"{DateTime.Now.ToString("HH:mm:ss.fff")}=>{txt.Replace("\r", "\\r").Replace("\n", "\\n")}");
+            else
+                AppendText(richTextBox, Brushes.Blue, txt.Replace("\r", "\\r").Replace("\n", "\\n"));
+        }
+
+        /// <summary>
+        /// 插入信息（深绿色）
+        /// </summary>
+        /// <param name="addTime">是否在开头追加时间信息，如：HH:mm:ss.fff=>txt</param>
+        public static void AppendResult(this RichTextBox richTextBox, string txt, bool addTime = false)
+        {
+            if (string.IsNullOrEmpty(txt))
+                return;
+
+            if (addTime)
+                AppendText(richTextBox, Brushes.Blue, $"{DateTime.Now.ToString("HH:mm:ss.fff")}=>{txt}");
+            else
+                AppendText(richTextBox, Brushes.ForestGreen, txt);
+        }
+
+        /// <summary>
+        /// 插入错误（鲜红色）
+        /// </summary>
+        /// <param name="addTime">是否在开头追加时间信息，如：HH:mm:ss.fff=>txt</param>
+        public static void AppendErr(this RichTextBox richTextBox, string txt, bool addTime = false)
+        {
+            if (string.IsNullOrEmpty(txt))
+                return;
+
+            if (addTime)
+                AppendText(richTextBox, Brushes.Blue, $"{DateTime.Now.ToString("HH:mm:ss.fff")}=>{txt}");
+            else
+                AppendText(richTextBox, Brushes.Tomato, txt);
+        }
+    }
+
+}