using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace ProductionControl.UIExtend { public class TextBoxRemind { private string[] array = null; private static string workPath = Directory.GetCurrentDirectory(); private static string textPath = Path.Combine(workPath, "TextRemind.txt"); public void InitAutoCompleteCustomSource(TextBox text) { array = ReadText(); if (array != null && array.Length > 0) { AutoCompleteStringCollection ACSC = new AutoCompleteStringCollection(); for (int i = 0; i < array.Length; i++) ACSC.Add(array[i]); text.AutoCompleteCustomSource = ACSC; } } string[] ReadText() { try { if (!File.Exists(textPath)) return null; return File.ReadAllLines(textPath); } catch { return null; } } public void Remind(string str) { try { if(array == null || !array.Contains(str)) { File.AppendAllLines(textPath,new string[] { str }); } } catch { } } } }