C#数字华容道
____-7 人气:0代码如下:
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 WindowsFormsApp6 {undefined public partial class Form1 : Form {undefined public Form1() {undefined InitializeComponent(); } const int N = 4; Button[,] buttons = new Button[N, N]; private void Form1_Load(object sender, EventArgs e) {undefined //产生所有按钮 GenerateAllButtons(); } private void button1_Click(object sender, EventArgs e) {undefined Shuffle(); } //打乱顺序 void Shuffle() {undefined //多次随机交换两个按钮 Random rnd = new Random(); for (int i=0;i<100;i++) {undefined int a = rnd.Next(N); int b = rnd.Next(N); int c = rnd.Next(N); int d = rnd.Next(N); Swap(buttons[a, b], buttons[c, d]); } } //生成所有按钮 void GenerateAllButtons() {undefined int x0 = 100, y0 = 10, w = 45, d = 50; for(int r=0;r<N;r++) for(int c = 0; c < N; c++) {undefined int num = r * N + c; Button btn = new Button(); btn.Text = (num + 1).ToString(); btn.Top = y0 + r * d; btn.Left = x0 + c * d; btn.Width = w; btn.Height = w; btn.Visible = true; btn.Tag = r * N + c;//这个数据用来表示它所在的行列位置 //注册事件 btn.Click += new EventHandler(btn_Click); buttons[r, c] = btn; this.Controls.Add(btn); } buttons[N - 1, N - 1].Visible = false;//最后一个不可见 } //交换两个按钮 void Swap(Button btna,Button btnb) {undefined string t = btna.Text; btna.Text = btnb.Text; btnb.Text = t; bool v = btna.Visible; btna.Visible = btnb.Visible; btnb.Visible = v; } //按钮点击事件处理 void btn_Click(object sender, EventArgs e) {undefined Button btn = sender as Button;//当前点中按钮 Button blank= FindHiddenButton();//空白按钮 //判断与空白按钮是否相邻,如果是,交换 if (IsNeighbor(btn, blank)) {undefined Swap(btn, blank); blank.Focus(); } //判断是否完成了 if (ResultIsOk()) {undefined MessageBox.Show("ok"); } } //查找要隐藏的按钮 Button FindHiddenButton() {undefined for (int r = 0; r < N; r++) for (int c = 0; c < N; c++) {undefined if (!buttons[r, c].Visible) {undefined return buttons[r, c]; } } return null; } //判断是否相邻 bool IsNeighbor(Button btnA, Button btnB) {undefined int a = (int)btnA.Tag; //Tag中记录是行列位置 int b = (int)btnB.Tag; int r1 = a / N, c1 = a % N; int r2 = b / N, c2 = b % N; if (r1 == r2 && (c1 == c2 - 1 || c1 == c2 + 1) //左右相邻 || c1 == c2 && (r1 == r2 - 1 || r1 == r2 + 1)) return true; return false; } //检查是否完成 bool ResultIsOk() {undefined for (int r = 0; r < N; r++) for (int c = 0; c < N; c++) {undefined if (buttons[r, c].Text != (r * N + c + 1).ToString()) {undefined return false; } } return true; } } }
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