146 lines
4.8 KiB
C#
146 lines
4.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection.Metadata;
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using System.Text;
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using System.Threading.Tasks;
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namespace Debug;
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public class ModeSwitch
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{
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public event Action<int>? Enter;
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private readonly string[] str = ["退出"];
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private int mode = 0;
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// private bool zhuyi = false;//是否显示提醒词
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public ModeSwitch(string title, string[] a, Action<int> Enter) : this(title, a, Enter, string.Empty)
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{
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}
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public ModeSwitch(string title, string[] a, Action<int> Enter, string message)
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{
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this.message = message;
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this.Enter = Enter;
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str = a;
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new Thread(() =>
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{
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// Thread logic here
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PrintCentered(title);
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int windowWidth = Console.WindowWidth;
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for (int i = 0; i < str.Length; i++)
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{
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// string paddedString = str[i].PadLeft((windowWidth + str[i].Length) / 2).PadRight(windowWidth);
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// Console.WriteLine(paddedString);
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PrintCentered($"{str[i]}");
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}
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// 判断message是不是为空
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if (message != string.Empty)
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{
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for (int i = 0; i < windowWidth; i++)
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{
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Console.Write('-');
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}
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Console.WriteLine();
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PrintCentered("按W/S或↑/↓选择或数字键选择，按Enter确定");
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Console.Write(message);
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}
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do
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{
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var A1 = CalculateActualLength($"{mode}.{str[mode]}");
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Console.SetCursorPosition(windowWidth / 2 - A1, mode + 1);
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Console.Write("<<");
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Console.SetCursorPosition(windowWidth / 2 + A1 - 2, mode + 1);
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Console.Write(">>");
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var key = Console.ReadKey(true);
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Console.SetCursorPosition(windowWidth / 2 - A1, mode + 1);
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Console.Write(" ");
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Console.SetCursorPosition(windowWidth / 2 + A1 - 2, mode + 1);
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Console.Write(" ");
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// Console.Write(key.Key);
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if (key.Key >= ConsoleKey.D0 && key.Key <= ConsoleKey.D9)
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{
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int v1 = int.Parse(key.KeyChar.ToString());
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if (v1 >= 0 && v1 < str.Length)
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mode = v1;
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}
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else
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switch (key.Key)
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{
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case ConsoleKey.UpArrow:
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case ConsoleKey.W:
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mode--;
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break;
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case ConsoleKey.S:
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case ConsoleKey.DownArrow:
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mode++;
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break;
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case ConsoleKey.Enter:
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Enter?.Invoke(mode);
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return;
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default:
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break;
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}
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mode = int.Max(0, int.Min(str.Length - 1, mode));
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} while (true);
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}).Start();
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}
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private string message = "";
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private static int CalculateActualLength(string text)
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{
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Encoding encoding = Encoding.UTF8;
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int length = 0;
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foreach (char c in text)
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{
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byte[] bytes = encoding.GetBytes(c.ToString());
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if (bytes.Length > 1) // 汉字或宽字符
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length += 2;
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else
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length += 1;
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}
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return length;
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}
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public static void New(string title, string[] a, Action<int> Enter)
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{
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_ = new ModeSwitch(title, a, Enter);
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}
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static void PrintCentered(string text)
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{
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// 获取控制台窗口的宽度
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int consoleWidth = Console.WindowWidth;
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// 计算文本的宽度，对于多字节字符（如中文），可能需要特殊处理
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int textLength = GetTextDisplayLength(text);
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// 计算左右两侧应该填充的空格数
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int padding = (consoleWidth - textLength) / 2;
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if (padding > 0)
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{
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// 打印左侧空格
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Console.Write(new string(' ', padding));
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}
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// 打印文本
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Console.WriteLine(text);
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}
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static int GetTextDisplayLength(string text)
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{
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// 默认每个字符占一个位置，包括ASCII字符和非ASCII字符（如中文）
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// return text.Length;
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// * 如果需要更精确地计算字符宽度（例如考虑全角半角字符的区别），可以使用以下代码：
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int length = 0;
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foreach (char c in text)
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{
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// 假设所有非ASCII字符都是双宽度字符
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length += char.IsHighSurrogate(c) || char.IsLowSurrogate(c) || c > 127 ? 2 : 1;
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}
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return length;
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}
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}
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