这个按钮的目的是用于手动排列图片序列，应该说写得比较精巧，我使用csharp进行模仿，主要采用的是自动控件创建技术。结果比较简陋，实现功能而已，放出来大家一起学习。
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 动态创建
{
public partial class Form1 : Form
{
int iclick1 = - 1;
int iclick2 = - 1;
Button[] btns = new Button[ 16];
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
//自动创建
for ( int i = 0; i < 16; i ++)
{
btns[i] = new Button();
btns[i].Name = i.ToString(); //加个名字方便集中操作
btns[i].Size = new Size( 48, 48);
int ix = 20 + 60 *(i % 4);
int iy = 20 + 60 *(i / 4);
btns[i].Location = new Point(ix, iy);
this.Controls.Add(btns[i]);
//绑定事件
btns[i].Click += new System.EventHandler( this.btns_Click);
btns[i].MouseHover += new System.EventHandler( this.btns_MouseHover);
btns[i].MouseLeave += new System.EventHandler( this.btns_MouseLeave);
}
}
//集中事件处理
private void btns_Click(object sender, EventArgs e)
{
Button btn = (Button)sender;
int index = int.Parse(btn.Name);
if (index == 0 || index == 3 || index == 12 || index == 15)
{
//将上一个选择的按钮状态变为空
if (iclick1 != - 1)
btns[iclick1].Text = "";
if (iclick2 != - 1)
btns[iclick2].Text = "";
iclick1 = index;
btn.BackColor = Color.Empty;
btn.ForeColor = Color.Black;
btn.Text = "1";
}
if (index == 1 || index == 4)
{
if (iclick1 != 0)
return;
//将上一个选择的按钮状态变为空
if(iclick2 != - 1)
btns[iclick2].Text = "";
iclick2 = index;
btn.BackColor = Color.Empty;
btn.ForeColor = Color.Black;
btn.Text = "2";
}
if (index == 2 || index == 7)
{
if (iclick1 != 3)
return;
//将上一个选择的按钮状态变为空
if (iclick2 != - 1)
btns[iclick2].Text = "";
iclick2 = index;
btn.BackColor = Color.Empty;
btn.ForeColor = Color.Black;
btn.Text = "2";
}
if (index == 8 || index == 13)
{
if (iclick1 != 12)
return;
//将上一个选择的按钮状态变为空
if (iclick2 != - 1)
btns[iclick2].Text = "";
iclick2 = index;
btn.BackColor = Color.Empty;
btn.ForeColor = Color.Black;
btn.Text = "2";
}
if (index == 11 || index == 14)
{
if (iclick1 != 15)
return;
//将上一个选择的按钮状态变为空
if (iclick2 != - 1)
btns[iclick2].Text = "";
iclick2 = index;
btn.BackColor = Color.Empty;
btn.ForeColor = Color.Black;
btn.Text = "2";
}
}
private void btns_MouseHover(object sender, EventArgs e)
{
Button btn = (Button)sender;
int index = int.Parse(btn.Name);
if (index == iclick1)
return;
//4 个角可能按出1
if (index == 0 || index == 3 || index == 12 || index == 15)
{
btn.BackColor = Color.Gray;
btn.ForeColor = Color.White;
btn.Text = "1";
}
//4个角旁边可能按出2
if (index == 1 || index == 4)
{
if (iclick1 != 0)
return;
btn.BackColor = Color.Gray;
btn.ForeColor = Color.White;
btn.Text = "2";
}
if (index == 2 || index == 7)
{
if (iclick1 != 3)
return;
btn.BackColor = Color.Gray;
btn.ForeColor = Color.White;
btn.Text = "2";
}
if (index == 8 || index == 13)
{
if (iclick1 != 12)
return;
btn.BackColor = Color.Gray;
btn.ForeColor = Color.White;
btn.Text = "2";
}
if (index == 11 || index == 14)
{
if (iclick1 != 15)
return;
btn.BackColor = Color.Gray;
btn.ForeColor = Color.White;
btn.Text = "2";
}
}
private void btns_MouseLeave(object sender, EventArgs e)
{
Button btn = (Button)sender;
int index = int.Parse(btn.Name);
if (index == iclick1 || index == iclick2)
return;
btn.BackColor = Color.Empty;
btn.ForeColor = Color.Black;
btn.Text = "";
}
}
}