banboshi_V1/halftoneproject-master/Code/UIExtend/TextBoxRemind.cs

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
            { 
            }
        }
    }
}