添加项目文件。

CowainHmi/PlcDataTable/FrmAddRow.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace CowainHmi
+{
+    public partial class FrmAddRow : Form
+    {
+        public int RowCount { get; set; }
+        public FrmAddRow()
+        {
+            InitializeComponent();
+        }
+
+        private void button1_Click(object sender, EventArgs e)
+        {
+            RowCount = (int)this.rowCountInput.Value;
+            this.DialogResult = DialogResult.OK;
+        }
+    }
+}