Reversi in C#

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace Reversi
{
	/// <summary>
	/// Summary description for OptionsDialog.
	/// </summary>
	public class OptionsDialog : System.Windows.Forms.Form
	{
		private System.Windows.Forms.TabControl optionsTabControl;
		private System.Windows.Forms.TabPage displayTabPage;
		private System.Windows.Forms.CheckBox showValidMovesCheckBox;
		private System.Windows.Forms.CheckBox previewMovesCheckBox;
		private System.Windows.Forms.CheckBox animateMovesCheckBox;
		private System.Windows.Forms.Label boardColorLabel;
		private System.Windows.Forms.Panel boardColorPanel;
		private System.Windows.Forms.Button boardColorButton;
		private System.Windows.Forms.Label validColorLabel;
		private System.Windows.Forms.Panel validColorPanel;
		private System.Windows.Forms.Button validColorButton;
		private System.Windows.Forms.Label activeColorLabel;
		private System.Windows.Forms.Panel activeColorPanel;
		private System.Windows.Forms.Button activeColorButton;
		private System.Windows.Forms.Label moveIndicatorColorLabel;
		private System.Windows.Forms.Panel moveIndicatorColorPanel;
		private System.Windows.Forms.Button moveIndicatorColorButton;
		private System.Windows.Forms.Label firstMoveLabel;
		private System.Windows.Forms.Panel firstMovePanel;
		private System.Windows.Forms.RadioButton firstMoveBlackRadioButton;
		private System.Windows.Forms.RadioButton firstMoveWhiteRadioButton;
		private System.Windows.Forms.TabPage playersTabPage;
		private System.Windows.Forms.Panel blackPlayerPanel;
		private System.Windows.Forms.RadioButton blackPlayerComputerRadioButton;
		private System.Windows.Forms.RadioButton blackPlayerUserRadioButton;
		private System.Windows.Forms.Panel whitePlayerPanel;
		private System.Windows.Forms.RadioButton whitePlayerComputerRadioButton;
		private System.Windows.Forms.RadioButton whitePlayerUserRadioButton;
		private System.Windows.Forms.Label blackPlayerLabel;
		private System.Windows.Forms.Label whitePlayerLabel;
		private System.Windows.Forms.TabPage difficultyTabPage;
		private System.Windows.Forms.Panel difficultyPanel;
		private System.Windows.Forms.RadioButton beginnerRadioButton;
		private System.Windows.Forms.RadioButton intermediateRadioButton;
		private System.Windows.Forms.RadioButton advancedRadioButton;
		private System.Windows.Forms.RadioButton expertRadioButton;
		private System.Windows.Forms.Button restoreDefaultsButton;
		private System.Windows.Forms.Button okButton;
		private System.Windows.Forms.Button cancelButton;

		/// <summary>
		/// Required designer variable.
		/// </summary>
		/// 
		private System.ComponentModel.Container components = null;

		// The game options.
		public Options Options;

		// An array to store custom colors added by the user.
		private static int[] customColors = new int[] {};

		public OptionsDialog(Options options)
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

			//
			// TODO: Add any constructor code after InitializeComponent call
			//

			// Create a copy of the given game options.
			this.Options = new Options(options);

			// Set the form controls based on those options.
			this.MapOptionsToControls();
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(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.optionsTabControl = new System.Windows.Forms.TabControl();
			this.displayTabPage = new System.Windows.Forms.TabPage();
			this.moveIndicatorColorButton = new System.Windows.Forms.Button();
			this.moveIndicatorColorPanel = new System.Windows.Forms.Panel();
			this.moveIndicatorColorLabel = new System.Windows.Forms.Label();
			this.animateMovesCheckBox = new System.Windows.Forms.CheckBox();
			this.validColorButton = new System.Windows.Forms.Button();
			this.validColorPanel = new System.Windows.Forms.Panel();
			this.validColorLabel = new System.Windows.Forms.Label();
			this.activeColorButton = new System.Windows.Forms.Button();
			this.activeColorPanel = new System.Windows.Forms.Panel();
			this.activeColorLabel = new System.Windows.Forms.Label();
			this.boardColorButton = new System.Windows.Forms.Button();
			this.boardColorPanel = new System.Windows.Forms.Panel();
			this.boardColorLabel = new System.Windows.Forms.Label();
			this.showValidMovesCheckBox = new System.Windows.Forms.CheckBox();
			this.playersTabPage = new System.Windows.Forms.TabPage();
			this.whitePlayerPanel = new System.Windows.Forms.Panel();
			this.whitePlayerUserRadioButton = new System.Windows.Forms.RadioButton();
			this.whitePlayerComputerRadioButton = new System.Windows.Forms.RadioButton();
			this.whitePlayerLabel = new System.Windows.Forms.Label();
			this.blackPlayerPanel = new System.Windows.Forms.Panel();
			this.blackPlayerUserRadioButton = new System.Windows.Forms.RadioButton();
			this.blackPlayerComputerRadioButton = new System.Windows.Forms.RadioButton();
			this.blackPlayerLabel = new System.Windows.Forms.Label();
			this.firstMovePanel = new System.Windows.Forms.Panel();
			this.firstMoveWhiteRadioButton = new System.Windows.Forms.RadioButton();
			this.firstMoveBlackRadioButton = new System.Windows.Forms.RadioButton();
			this.firstMoveLabel = new System.Windows.Forms.Label();
			this.difficultyTabPage = new System.Windows.Forms.TabPage();
			this.difficultyPanel = new System.Windows.Forms.Panel();
			this.expertRadioButton = new System.Windows.Forms.RadioButton();
			this.advancedRadioButton = new System.Windows.Forms.RadioButton();
			this.intermediateRadioButton = new System.Windows.Forms.RadioButton();
			this.beginnerRadioButton = new System.Windows.Forms.RadioButton();
			this.okButton = new System.Windows.Forms.Button();
			this.cancelButton = new System.Windows.Forms.Button();
			this.restoreDefaultsButton = new System.Windows.Forms.Button();
			this.previewMovesCheckBox = new System.Windows.Forms.CheckBox();
			this.optionsTabControl.SuspendLayout();
			this.displayTabPage.SuspendLayout();
			this.playersTabPage.SuspendLayout();
			this.whitePlayerPanel.SuspendLayout();
			this.blackPlayerPanel.SuspendLayout();
			this.firstMovePanel.SuspendLayout();
			this.difficultyTabPage.SuspendLayout();
			this.difficultyPanel.SuspendLayout();
			this.SuspendLayout();
			// 
			// optionsTabControl
			// 
			this.optionsTabControl.Controls.Add(this.displayTabPage);
			this.optionsTabControl.Controls.Add(this.playersTabPage);
			this.optionsTabControl.Controls.Add(this.difficultyTabPage);
			this.optionsTabControl.Location = new System.Drawing.Point(8, 16);
			this.optionsTabControl.Name = "optionsTabControl";
			this.optionsTabControl.SelectedIndex = 0;
			this.optionsTabControl.Size = new System.Drawing.Size(288, 216);
			this.optionsTabControl.TabIndex = 0;
			// 
			// displayTabPage
			// 
			this.displayTabPage.Controls.Add(this.previewMovesCheckBox);
			this.displayTabPage.Controls.Add(this.moveIndicatorColorButton);
			this.displayTabPage.Controls.Add(this.moveIndicatorColorPanel);
			this.displayTabPage.Controls.Add(this.moveIndicatorColorLabel);
			this.displayTabPage.Controls.Add(this.animateMovesCheckBox);
			this.displayTabPage.Controls.Add(this.validColorButton);
			this.displayTabPage.Controls.Add(this.validColorPanel);
			this.displayTabPage.Controls.Add(this.validColorLabel);
			this.displayTabPage.Controls.Add(this.activeColorButton);
			this.displayTabPage.Controls.Add(this.activeColorPanel);
			this.displayTabPage.Controls.Add(this.activeColorLabel);
			this.displayTabPage.Controls.Add(this.boardColorButton);
			this.displayTabPage.Controls.Add(this.boardColorPanel);
			this.displayTabPage.Controls.Add(this.boardColorLabel);
			this.displayTabPage.Controls.Add(this.showValidMovesCheckBox);
			this.displayTabPage.Location = new System.Drawing.Point(4, 22);
			this.displayTabPage.Name = "displayTabPage";
			this.displayTabPage.Size = new System.Drawing.Size(280, 190);
			this.displayTabPage.TabIndex = 0;
			this.displayTabPage.Text = "Display";
			// 
			// moveIndicatorColorButton
			// 
			this.moveIndicatorColorButton.Location = new System.Drawing.Point(175, 157);
			this.moveIndicatorColorButton.Name = "moveIndicatorColorButton";
			this.moveIndicatorColorButton.TabIndex = 14;
			this.moveIndicatorColorButton.Text = "Select...";
			this.moveIndicatorColorButton.Click += new System.EventHandler(this.moveIndicatorColorButton_Click);
			// 
			// moveIndicatorColorPanel
			// 
			this.moveIndicatorColorPanel.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.moveIndicatorColorPanel.Location = new System.Drawing.Point(143, 160);
			this.moveIndicatorColorPanel.Name = "moveIndicatorColorPanel";
			this.moveIndicatorColorPanel.Size = new System.Drawing.Size(16, 16);
			this.moveIndicatorColorPanel.TabIndex = 13;
			// 
			// moveIndicatorColorLabel
			// 
			this.moveIndicatorColorLabel.AutoSize = true;
			this.moveIndicatorColorLabel.Location = new System.Drawing.Point(27, 162);
			this.moveIndicatorColorLabel.Name = "moveIndicatorColorLabel";
			this.moveIndicatorColorLabel.Size = new System.Drawing.Size(109, 16);
			this.moveIndicatorColorLabel.TabIndex = 12;
			this.moveIndicatorColorLabel.Text = "Move indicator color:";
			// 
			// animateMovesCheckBox
			// 
			this.animateMovesCheckBox.Location = new System.Drawing.Point(16, 34);
			this.animateMovesCheckBox.Name = "animateMovesCheckBox";
			this.animateMovesCheckBox.TabIndex = 2;
			this.animateMovesCheckBox.Text = "Animate moves";
			// 
			// validColorButton
			// 
			this.validColorButton.Location = new System.Drawing.Point(175, 93);
			this.validColorButton.Name = "validColorButton";
			this.validColorButton.TabIndex = 8;
			this.validColorButton.Text = "Select...";
			this.validColorButton.Click += new System.EventHandler(this.validColorButton_Click);
			// 
			// validColorPanel
			// 
			this.validColorPanel.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.validColorPanel.Location = new System.Drawing.Point(143, 96);
			this.validColorPanel.Name = "validColorPanel";
			this.validColorPanel.Size = new System.Drawing.Size(16, 16);
			this.validColorPanel.TabIndex = 7;
			// 
			// validColorLabel
			// 
			this.validColorLabel.AutoSize = true;
			this.validColorLabel.Location = new System.Drawing.Point(45, 98);
			this.validColorLabel.Name = "validColorLabel";
			this.validColorLabel.Size = new System.Drawing.Size(91, 16);
			this.validColorLabel.TabIndex = 6;
			this.validColorLabel.Text = "Valid move color:";
			// 
			// activeColorButton
			// 
			this.activeColorButton.Location = new System.Drawing.Point(175, 125);
			this.activeColorButton.Name = "activeColorButton";
			this.activeColorButton.TabIndex = 11;
			this.activeColorButton.Text = "Select...";
			this.activeColorButton.Click += new System.EventHandler(this.activeColorButton_Click);
			// 
			// activeColorPanel
			// 
			this.activeColorPanel.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.activeColorPanel.Location = new System.Drawing.Point(143, 128);
			this.activeColorPanel.Name = "activeColorPanel";
			this.activeColorPanel.Size = new System.Drawing.Size(16, 16);
			this.activeColorPanel.TabIndex = 10;
			// 
			// activeColorLabel
			// 
			this.activeColorLabel.AutoSize = true;
			this.activeColorLabel.Location = new System.Drawing.Point(32, 130);
			this.activeColorLabel.Name = "activeColorLabel";
			this.activeColorLabel.Size = new System.Drawing.Size(104, 16);
			this.activeColorLabel.TabIndex = 9;
			this.activeColorLabel.Text = "Active square color:";
			// 
			// boardColorButton
			// 
			this.boardColorButton.Location = new System.Drawing.Point(175, 61);
			this.boardColorButton.Name = "boardColorButton";
			this.boardColorButton.TabIndex = 5;
			this.boardColorButton.Text = "Select...";
			this.boardColorButton.Click += new System.EventHandler(this.boardColorButton_Click);
			// 
			// boardColorPanel
			// 
			this.boardColorPanel.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.boardColorPanel.Location = new System.Drawing.Point(143, 64);
			this.boardColorPanel.Name = "boardColorPanel";
			this.boardColorPanel.Size = new System.Drawing.Size(16, 16);
			this.boardColorPanel.TabIndex = 4;
			// 
			// boardColorLabel
			// 
			this.boardColorLabel.AutoSize = true;
			this.boardColorLabel.Location = new System.Drawing.Point(71, 66);
			this.boardColorLabel.Name = "boardColorLabel";
			this.boardColorLabel.Size = new System.Drawing.Size(65, 16);
			this.boardColorLabel.TabIndex = 3;
			this.boardColorLabel.Text = "Board color:";
			// 
			// showValidMovesCheckBox
			// 
			this.showValidMovesCheckBox.Location = new System.Drawing.Point(16, 10);
			this.showValidMovesCheckBox.Name = "showValidMovesCheckBox";
			this.showValidMovesCheckBox.Size = new System.Drawing.Size(120, 24);
			this.showValidMovesCheckBox.TabIndex = 0;
			this.showValidMovesCheckBox.Text = "Show valid moves";
			// 
			// playersTabPage
			// 
			this.playersTabPage.Controls.Add(this.whitePlayerPanel);
			this.playersTabPage.Controls.Add(this.blackPlayerPanel);
			this.playersTabPage.Controls.Add(this.firstMovePanel);
			this.playersTabPage.Location = new System.Drawing.Point(4, 22);
			this.playersTabPage.Name = "playersTabPage";
			this.playersTabPage.Size = new System.Drawing.Size(280, 190);
			this.playersTabPage.TabIndex = 1;
			this.playersTabPage.Text = "Players";
			// 
			// whitePlayerPanel
			// 
			this.whitePlayerPanel.Controls.Add(this.whitePlayerUserRadioButton);
			this.whitePlayerPanel.Controls.Add(this.whitePlayerComputerRadioButton);
			this.whitePlayerPanel.Controls.Add(this.whitePlayerLabel);
			this.whitePlayerPanel.Location = new System.Drawing.Point(40, 127);
			this.whitePlayerPanel.Name = "whitePlayerPanel";
			this.whitePlayerPanel.Size = new System.Drawing.Size(200, 56);
			this.whitePlayerPanel.TabIndex = 5;
			// 
			// whitePlayerUserRadioButton
			// 
			this.whitePlayerUserRadioButton.Location = new System.Drawing.Point(88, 32);
			this.whitePlayerUserRadioButton.Name = "whitePlayerUserRadioButton";
			this.whitePlayerUserRadioButton.TabIndex = 1;
			this.whitePlayerUserRadioButton.Text = "User";
			// 
			// whitePlayerComputerRadioButton
			// 
			this.whitePlayerComputerRadioButton.Location = new System.Drawing.Point(88, 8);
			this.whitePlayerComputerRadioButton.Name = "whitePlayerComputerRadioButton";
			this.whitePlayerComputerRadioButton.TabIndex = 0;
			this.whitePlayerComputerRadioButton.Text = "Computer";
			// 
			// whitePlayerLabel
			// 
			this.whitePlayerLabel.AutoSize = true;
			this.whitePlayerLabel.Location = new System.Drawing.Point(8, 12);
			this.whitePlayerLabel.Name = "whitePlayerLabel";
			this.whitePlayerLabel.Size = new System.Drawing.Size(70, 16);
			this.whitePlayerLabel.TabIndex = 4;
			this.whitePlayerLabel.Text = "White player:";
			// 
			// blackPlayerPanel
			// 
			this.blackPlayerPanel.Controls.Add(this.blackPlayerUserRadioButton);
			this.blackPlayerPanel.Controls.Add(this.blackPlayerComputerRadioButton);
			this.blackPlayerPanel.Controls.Add(this.blackPlayerLabel);
			this.blackPlayerPanel.Location = new System.Drawing.Point(40, 67);
			this.blackPlayerPanel.Name = "blackPlayerPanel";
			this.blackPlayerPanel.Size = new System.Drawing.Size(200, 56);
			this.blackPlayerPanel.TabIndex = 3;
			// 
			// blackPlayerUserRadioButton
			// 
			this.blackPlayerUserRadioButton.Location = new System.Drawing.Point(88, 32);
			this.blackPlayerUserRadioButton.Name = "blackPlayerUserRadioButton";
			this.blackPlayerUserRadioButton.TabIndex = 1;
			this.blackPlayerUserRadioButton.Text = "User";
			// 
			// blackPlayerComputerRadioButton
			// 
			this.blackPlayerComputerRadioButton.Location = new System.Drawing.Point(88, 8);
			this.blackPlayerComputerRadioButton.Name = "blackPlayerComputerRadioButton";
			this.blackPlayerComputerRadioButton.TabIndex = 0;
			this.blackPlayerComputerRadioButton.Text = "Computer";
			// 
			// blackPlayerLabel
			// 
			this.blackPlayerLabel.AutoSize = true;
			this.blackPlayerLabel.Location = new System.Drawing.Point(9, 12);
			this.blackPlayerLabel.Name = "blackPlayerLabel";
			this.blackPlayerLabel.Size = new System.Drawing.Size(69, 16);
			this.blackPlayerLabel.TabIndex = 2;
			this.blackPlayerLabel.Text = "Black player:";
			// 
			// firstMovePanel
			// 
			this.firstMovePanel.Controls.Add(this.firstMoveWhiteRadioButton);
			this.firstMovePanel.Controls.Add(this.firstMoveBlackRadioButton);
			this.firstMovePanel.Controls.Add(this.firstMoveLabel);
			this.firstMovePanel.Location = new System.Drawing.Point(40, 7);
			this.firstMovePanel.Name = "firstMovePanel";
			this.firstMovePanel.Size = new System.Drawing.Size(200, 56);
			this.firstMovePanel.TabIndex = 1;
			// 
			// firstMoveWhiteRadioButton
			// 
			this.firstMoveWhiteRadioButton.Location = new System.Drawing.Point(88, 32);
			this.firstMoveWhiteRadioButton.Name = "firstMoveWhiteRadioButton";
			this.firstMoveWhiteRadioButton.TabIndex = 1;
			this.firstMoveWhiteRadioButton.Text = "White";
			// 
			// firstMoveBlackRadioButton
			// 
			this.firstMoveBlackRadioButton.Location = new System.Drawing.Point(88, 8);
			this.firstMoveBlackRadioButton.Name = "firstMoveBlackRadioButton";
			this.firstMoveBlackRadioButton.TabIndex = 0;
			this.firstMoveBlackRadioButton.Text = "Black";
			// 
			// firstMoveLabel
			// 
			this.firstMoveLabel.AutoSize = true;
			this.firstMoveLabel.Location = new System.Drawing.Point(18, 12);
			this.firstMoveLabel.Name = "firstMoveLabel";
			this.firstMoveLabel.Size = new System.Drawing.Size(60, 16);
			this.firstMoveLabel.TabIndex = 0;
			this.firstMoveLabel.Text = "First move:";
			// 
			// difficultyTabPage
			// 
			this.difficultyTabPage.Controls.Add(this.difficultyPanel);
			this.difficultyTabPage.Location = new System.Drawing.Point(4, 22);
			this.difficultyTabPage.Name = "difficultyTabPage";
			this.difficultyTabPage.Size = new System.Drawing.Size(280, 190);
			this.difficultyTabPage.TabIndex = 2;
			this.difficultyTabPage.Text = "Difficulty";
			// 
			// difficultyPanel
			// 
			this.difficultyPanel.Controls.Add(this.expertRadioButton);
			this.difficultyPanel.Controls.Add(this.advancedRadioButton);
			this.difficultyPanel.Controls.Add(this.intermediateRadioButton);
			this.difficultyPanel.Controls.Add(this.beginnerRadioButton);
			this.difficultyPanel.Location = new System.Drawing.Point(82, 19);
			this.difficultyPanel.Name = "difficultyPanel";
			this.difficultyPanel.Size = new System.Drawing.Size(116, 152);
			this.difficultyPanel.TabIndex = 0;
			// 
			// expertRadioButton
			// 
			this.expertRadioButton.Location = new System.Drawing.Point(14, 112);
			this.expertRadioButton.Name = "expertRadioButton";
			this.expertRadioButton.Size = new System.Drawing.Size(88, 24);
			this.expertRadioButton.TabIndex = 3;
			this.expertRadioButton.Text = "Expert";
			// 
			// advancedRadioButton
			// 
			this.advancedRadioButton.Location = new System.Drawing.Point(14, 80);
			this.advancedRadioButton.Name = "advancedRadioButton";
			this.advancedRadioButton.Size = new System.Drawing.Size(88, 24);
			this.advancedRadioButton.TabIndex = 2;
			this.advancedRadioButton.Text = "Advanced";
			// 
			// intermediateRadioButton
			// 
			this.intermediateRadioButton.Location = new System.Drawing.Point(14, 48);
			this.intermediateRadioButton.Name = "intermediateRadioButton";
			this.intermediateRadioButton.Size = new System.Drawing.Size(88, 24);
			this.intermediateRadioButton.TabIndex = 1;
			this.intermediateRadioButton.Text = "Intermediate";
			// 
			// beginnerRadioButton
			// 
			this.beginnerRadioButton.Location = new System.Drawing.Point(14, 16);
			this.beginnerRadioButton.Name = "beginnerRadioButton";
			this.beginnerRadioButton.Size = new System.Drawing.Size(88, 24);
			this.beginnerRadioButton.TabIndex = 0;
			this.beginnerRadioButton.Text = "Beginner";
			// 
			// okButton
			// 
			this.okButton.DialogResult = System.Windows.Forms.DialogResult.OK;
			this.okButton.Location = new System.Drawing.Point(136, 240);
			this.okButton.Name = "okButton";
			this.okButton.TabIndex = 1;
			this.okButton.Text = "OK";
			this.okButton.Click += new System.EventHandler(this.okButton_Click);
			// 
			// cancelButton
			// 
			this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
			this.cancelButton.Location = new System.Drawing.Point(221, 240);
			this.cancelButton.Name = "cancelButton";
			this.cancelButton.TabIndex = 2;
			this.cancelButton.Text = "Cancel";
			// 
			// restoreDefaultsButton
			// 
			this.restoreDefaultsButton.Location = new System.Drawing.Point(8, 240);
			this.restoreDefaultsButton.Name = "restoreDefaultsButton";
			this.restoreDefaultsButton.Size = new System.Drawing.Size(96, 23);
			this.restoreDefaultsButton.TabIndex = 3;
			this.restoreDefaultsButton.Text = "Restore Defaults";
			this.restoreDefaultsButton.Click += new System.EventHandler(this.restoreDefaultsButton_Click);
			// 
			// previewMovesCheckBox
			// 
			this.previewMovesCheckBox.Location = new System.Drawing.Point(144, 10);
			this.previewMovesCheckBox.Name = "previewMovesCheckBox";
			this.previewMovesCheckBox.TabIndex = 1;
			this.previewMovesCheckBox.Text = "Preview moves";
			// 
			// OptionsDialog
			// 
			this.AcceptButton = this.okButton;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.CancelButton = this.cancelButton;
			this.ClientSize = new System.Drawing.Size(306, 270);
			this.ControlBox = false;
			this.Controls.Add(this.restoreDefaultsButton);
			this.Controls.Add(this.cancelButton);
			this.Controls.Add(this.okButton);
			this.Controls.Add(this.optionsTabControl);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "OptionsDialog";
			this.ShowInTaskbar = false;
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
			this.Text = "Options";
			this.optionsTabControl.ResumeLayout(false);
			this.displayTabPage.ResumeLayout(false);
			this.playersTabPage.ResumeLayout(false);
			this.whitePlayerPanel.ResumeLayout(false);
			this.blackPlayerPanel.ResumeLayout(false);
			this.firstMovePanel.ResumeLayout(false);
			this.difficultyTabPage.ResumeLayout(false);
			this.difficultyPanel.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion

		//
		// Sets the form controls based on the current game options.
		//
		private void MapOptionsToControls()
		{
			this.showValidMovesCheckBox.Checked    = this.Options.ShowValidMoves;
			this.previewMovesCheckBox.Checked      = this.Options.PreviewMoves;
			this.animateMovesCheckBox.Checked      = this.Options.AnimateMoves;
			this.boardColorPanel.BackColor         = this.Options.BoardColor;
			this.validColorPanel.BackColor         = this.Options.ValidMoveColor;
			this.activeColorPanel.BackColor        = this.Options.ActiveSquareColor;
			this.moveIndicatorColorPanel.BackColor = this.Options.MoveIndicatorColor;

			if (this.Options.FirstMove == Board.Black)
				this.firstMoveBlackRadioButton.Checked = true;
			else
				this.firstMoveWhiteRadioButton.Checked  =  true;
			this.blackPlayerComputerRadioButton.Checked =  this.Options.ComputerPlaysBlack;
			this.blackPlayerUserRadioButton.Checked     = !this.Options.ComputerPlaysBlack;
			this.whitePlayerComputerRadioButton.Checked =  this.Options.ComputerPlaysWhite;
			this.whitePlayerUserRadioButton.Checked     = !this.Options.ComputerPlaysWhite;

			this.beginnerRadioButton.Checked     = (this.Options.Difficulty == ReversiForm.Difficulty.Beginner);
			this.intermediateRadioButton.Checked = (this.Options.Difficulty == ReversiForm.Difficulty.Intermediate);
			this.advancedRadioButton.Checked     = (this.Options.Difficulty == ReversiForm.Difficulty.Advanced);
			this.expertRadioButton.Checked       = (this.Options.Difficulty == ReversiForm.Difficulty.Expert);

			this.Refresh();
		}

		//
		// Sets the game options based on the current state of the form
		// controls.
		//
		private void MapControlsToOptions()
		{
			this.Options.ShowValidMoves     = this.showValidMovesCheckBox.Checked;
			this.Options.PreviewMoves       = this.previewMovesCheckBox.Checked;
			this.Options.AnimateMoves       = this.animateMovesCheckBox.Checked;
			this.Options.BoardColor         = this.boardColorPanel.BackColor;
			this.Options.ValidMoveColor     = this.validColorPanel.BackColor;
			this.Options.ActiveSquareColor  = this.activeColorPanel.BackColor;
			this.Options.MoveIndicatorColor = this.moveIndicatorColorPanel.BackColor;

			if (this.firstMoveBlackRadioButton.Checked)
				this.Options.FirstMove = Board.Black;
			else
				this.Options.FirstMove = Board.White;
			if (this.blackPlayerComputerRadioButton.Checked)
				this.Options.ComputerPlaysBlack = true;
			else
				this.Options.ComputerPlaysBlack = false;
			if (this.whitePlayerComputerRadioButton.Checked)
				this.Options.ComputerPlaysWhite = true;
			else
				this.Options.ComputerPlaysWhite = false;

			if (this.beginnerRadioButton.Checked)
				this.Options.Difficulty = ReversiForm.Difficulty.Beginner;
			else if (this.intermediateRadioButton.Checked)
				this.Options.Difficulty = ReversiForm.Difficulty.Intermediate;
			else if (this.advancedRadioButton.Checked)
				this.Options.Difficulty = ReversiForm.Difficulty.Advanced;
			else
				this.Options.Difficulty = ReversiForm.Difficulty.Expert;
		}

		// ===================================================================
		// Event handlers for the color select buttons.
		// ===================================================================

		private void boardColorButton_Click(object sender, System.EventArgs e)
		{
			// Open a color dialog.
			ColorDialog dlg = new ColorDialog();
			dlg.Color = this.boardColorPanel.BackColor;
			dlg.CustomColors = OptionsDialog.customColors;

			// Set the board color based on that selection.
			if (dlg.ShowDialog(this) == DialogResult.OK)
			{
				this.boardColorPanel.BackColor = dlg.Color;
				this.boardColorPanel.Refresh();
				OptionsDialog.customColors = dlg.CustomColors;
			}
		}

		private void validColorButton_Click(object sender, System.EventArgs e)
		{
			// Open a color dialog.
			ColorDialog dlg = new ColorDialog();
			dlg.Color = this.validColorPanel.BackColor;
			dlg.CustomColors = OptionsDialog.customColors;

			// Set the valid move color based on that selection.
			if (dlg.ShowDialog(this) == DialogResult.OK)
			{
				this.validColorPanel.BackColor = dlg.Color;
				this.validColorPanel.Refresh();
				OptionsDialog.customColors = dlg.CustomColors;
			}
		}

		private void activeColorButton_Click(object sender, System.EventArgs e)
		{
			// Open a color dialog.
			ColorDialog dlg = new ColorDialog();
			dlg.Color = this.activeColorPanel.BackColor;
			dlg.CustomColors = OptionsDialog.customColors;

			// Set the active square color based on that selection.
			if (dlg.ShowDialog(this) == DialogResult.OK)
			{
				this.activeColorPanel.BackColor = dlg.Color;
				this.activeColorPanel.Refresh();
				OptionsDialog.customColors = dlg.CustomColors;
			}
		}

		private void moveIndicatorColorButton_Click(object sender, System.EventArgs e)
		{
			// Open a color dialog.
			ColorDialog dlg = new ColorDialog();
			dlg.Color = this.moveIndicatorColorPanel.BackColor;
			dlg.CustomColors = OptionsDialog.customColors;

			// Set the move indicator color based on that selection.
			if (dlg.ShowDialog(this) == DialogResult.OK)
			{
				this.moveIndicatorColorPanel.BackColor = dlg.Color;
				this.moveIndicatorColorPanel.Refresh();
				OptionsDialog.customColors = dlg.CustomColors;
			}
		}

		// ===================================================================
		// Event handlers for the form buttons.
		// ===================================================================

		private void restoreDefaultsButton_Click(object sender, System.EventArgs e)
		{
			// Reset the game options to their defaults.
			this.Options.RestoreDefaults();

			// Update the form controls.
			this.MapOptionsToControls();
		}

		private void okButton_Click(object sender, System.EventArgs e)
		{
			// Set game options based on the form control values.
			this.MapControlsToOptions();
		}
	}
}