我正在使用计时器和数组创建一个基于 Windows 表单的多击（旧电话键盘）类型系统。但是，每当我单击按钮以将文本附加到文本框时，菜单会垂直删除重复项，我不知道为什么似乎我已经注意到在我的 CS 中引用了菜单字符串。代码本身还没有完成，我只是想阻止这种重复的发生，并将数组中的字符实际附加到富文本框。任何帮助将不胜感激，谢谢！
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace Mini_Keyboard
{
public partial class MiniKeyboard : Form
{
public MiniKeyboard()
{
InitializeComponent();
}
string currentMode = "Multi Tap"; // Sets the mode of the app on startup to be "Multi Tap"
int intIntervalRequired = 1000; // Time interval in which the user has to switch through the characters
string currentKey;
string prevKey;
int currentIndex = -1;
string[] keyPad1 = new string[7] { ".", "~", "\"", "1", "'", ":", ";" }; // Characters for key 1
string[] keyPad2 = new string[7] { "a", "b", "c", "2", "A", "B", "C" }; // Characters for key 2
string[] keyPad3 = new string[7] { "d", "e", "f", "3", "D", "E", "F" }; // Characters for key 3
string[] keyPad4 = new string[7] { "g", "h", "i", "4", "G", "H", "I;" }; // Characters for key 4
string[] keyPad5 = new string[7] { "j", "k", "l", "5", "J", "K", "L" }; // Characters for key 5
string[] keyPad6 = new string[7] { "m", "n", "o", "6", "M", "N", "O" }; // Characters for key 6
string[] keyPad7 = new string[9] { "p", "q", "r", "s", "7", "P", "Q", "R", "S" }; // Characters for key 7
string[] keyPad8 = new string[7] { "t", "u", "v", "8", "T", "U", "V" }; // Characters for key 8
string[] keyPad9 = new string[9] { "w", "x", "y", "z", "9", "W", "X", "Y", "Z" }; // Characters for key 9
string[] keyPad0 = new string[2] { "0", " " }; // Characters for key 0
string[] keyPadStar = new string[3] { "*", "-", "_" }; // Characters for key Star
string[] keyPadHash = new string[3] { "#", "-", "_" }; // Characters for key Hash
Timer timer = new Timer();
public void runTimer()
{
InitializeComponent();
timer.Tick += new EventHandler(stopTimer);
timer.Interval = intIntervalRequired;
timer.Enabled = true;
timer.Start();
}
public void stopTimer(object sender, EventArgs e)
{
timer.Stop();
prevKey = currentKey;
currentKey = "";
currentIndex = -1;
}
private void btnChangeMode_Click(object sender, EventArgs e)
{
if (currentMode == "Multi Tap") // If the current mode is "Multi Tap", change it to "Prediction"
{
currentMode = "Prediction";
txtCurrentMode.Text = currentMode;
}
else // If the current mode is "Prediction", change it to "Multi Tap"
{
currentMode = "Multi Tap";
txtCurrentMode.Text = currentMode;
}
}
private void btnKeyPadNo2_Click(object sender, EventArgs e)
{
currentKey = "2";
appendChar(ref keyPad2);
}
public void appendChar(ref string[] key)
{
runTimer();
if (currentIndex == -1)
{
currentIndex++;
rtbCurrentString.AppendText(key[currentIndex]);
}
}
}
}
这是我之前制作的表单的重新编码，它有相同的错误，我决定从头开始修复它，但它没有。
这是问题截屏的链接：
更新：原来模式按钮不再起作用，在这发生之前很好。