Движение объекта

namespace ButtonMoveExp
{
    partial class MainForm
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;
 
        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }
 
        #region Windows Form Designer generated code
 
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.mainLayout = new System.Windows.Forms.FlowLayoutPanel();
            this.SuspendLayout();
            // 
            // mainLayout
            // 
            this.mainLayout.Dock = System.Windows.Forms.DockStyle.Fill;
            this.mainLayout.Location = new System.Drawing.Point(0, 0);
            this.mainLayout.Name = "mainLayout";
            this.mainLayout.Size = new System.Drawing.Size(504, 481);
            this.mainLayout.TabIndex = 0;
            // 
            // MainForm
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(504, 481);
            this.Controls.Add(this.mainLayout);
            this.Name = "MainForm";
            this.Text = "Button Move Exp";
            this.ResumeLayout(false);
 
        }
 
        #endregion
 
        private System.Windows.Forms.FlowLayoutPanel mainLayout;
    }
}

using System;
using System.Windows.Forms;
 
namespace ButtonMoveExp
{
    public partial class MainForm : Form
    {
        private const int POS_COUNT = 9;
        private Button btn;
 
        public MainForm()
        {
            InitializeComponent();
 
            while (mainLayout.Controls.Count < POS_COUNT)
            {
                var pos = new Button();
                pos.Width = 140;
                pos.Height = 140;
                pos.Text = (mainLayout.Controls.Count + 1).ToString();
                pos.Click += Pos_Click;
                mainLayout.Controls.Add(pos);
            }
 
            btn = new Button();
            btn.Width = 42;
            btn.Height = 42;
            btn.Text = "X";
            MoveTo(mainLayout.Controls[0] as Button);
        }
 
        private void MoveTo(Button pos)
        {
            if (btn.Parent != null)
            {
                btn.Parent.Controls.Remove(btn);
            }
 
            pos.Controls.Add(btn);
            btn.Left = (pos.Width - btn.Width) / 2;
            btn.Top = (pos.Height - btn.Height) / 2;
        }
 
        private void Pos_Click(object sender, EventArgs e)
        {
            MoveTo(sender as Button);
        }
    }
}

namespace ButtonMoveExp
{
    partial class MainForm
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;
 
        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }
 
        #region Windows Form Designer generated code
 
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.someUnit = new System.Windows.Forms.PictureBox();
            ((System.ComponentModel.ISupportInitialize)(this.someUnit)).BeginInit();
            this.SuspendLayout();
            // 
            // someUnit
            // 
            this.someUnit.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
            this.someUnit.Location = new System.Drawing.Point(12, 12);
            this.someUnit.Name = "someUnit";
            this.someUnit.Size = new System.Drawing.Size(42, 42);
            this.someUnit.TabIndex = 0;
            this.someUnit.TabStop = false;
            this.someUnit.Click += new System.EventHandler(this.someUnit_Click);
            // 
            // MainForm
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(504, 481);
            this.Controls.Add(this.someUnit);
            this.Name = "MainForm";
            this.Text = "Button Move Exp";
            this.Click += new System.EventHandler(this.MainForm_Click);
            ((System.ComponentModel.ISupportInitialize)(this.someUnit)).EndInit();
            this.ResumeLayout(false);
 
        }
 
        #endregion
 
        private System.Windows.Forms.PictureBox someUnit;
    }
}

using System;
using System.Drawing;
using System.Windows.Forms;
 
namespace ButtonMoveExp
{
    public partial class MainForm : Form
    {
 
        public MainForm()
        {
            InitializeComponent();
        }
 
        private void someUnit_Click(object sender, EventArgs e)
        {
            if (someUnit.BorderStyle == BorderStyle.Fixed3D)
            {
                someUnit.BorderStyle = BorderStyle.FixedSingle;
            }
            else
            {
                someUnit.BorderStyle = BorderStyle.Fixed3D;
            }
        }
 
        private void MainForm_Click(object sender, EventArgs e)
        {
            var mouseEvent = e as MouseEventArgs;
         
            if (someUnit.BorderStyle == BorderStyle.Fixed3D)
            {
                someUnit.BorderStyle = BorderStyle.FixedSingle;
                someUnit.Location = new Point(mouseEvent.Location.X - someUnit.Width / 2, mouseEvent.Location.Y - someUnit.Height / 2);
            }
        }
    }
}