helpscreen.cs

Beginning C# Game Programming 的源代码

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

namespace SpaceWar {
	/// <summary>
	/// Summary description for HelpScreen.
	/// </summary>
	public class HelpScreen : System.Windows.Forms.Form {
		private System.Windows.Forms.Button closeButton;
		private System.Windows.Forms.TextBox helpText;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public HelpScreen() {
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();
			string helpFile = @".\Media\Help.txt";
			if (File.Exists(helpFile)) {
				StreamReader sr;
				try {
					sr = new StreamReader(helpFile);
					helpText.Text = sr.ReadToEnd();
					sr.Close();
				}
				catch ( Exception e ) {
					helpText.Text = e.ToString();
				}
				
			}
			else {
				helpText.Text = "Unable to locate " + helpFile.ToString();
			}

		}

		/// <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.closeButton = new System.Windows.Forms.Button();
			this.helpText = new System.Windows.Forms.TextBox();
			this.SuspendLayout();
			// 
			// closeButton
			// 
			this.closeButton.BackColor = System.Drawing.Color.Black;
			this.closeButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
			this.closeButton.Dock = System.Windows.Forms.DockStyle.Bottom;
			this.closeButton.ForeColor = System.Drawing.Color.Red;
			this.closeButton.Location = new System.Drawing.Point(0, 615);
			this.closeButton.Name = "closeButton";
			this.closeButton.Size = new System.Drawing.Size(616, 23);
			this.closeButton.TabIndex = 0;
			this.closeButton.Text = "Close";
			this.closeButton.Click += new System.EventHandler(this.closeButton_Click);
			// 
			// helpText
			// 
			this.helpText.BackColor = System.Drawing.Color.Black;
			this.helpText.Dock = System.Windows.Forms.DockStyle.Fill;
			this.helpText.Font = new System.Drawing.Font("Verdana", 9.75F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.helpText.ForeColor = System.Drawing.Color.Red;
			this.helpText.Location = new System.Drawing.Point(0, 0);
			this.helpText.Multiline = true;
			this.helpText.Name = "helpText";
			this.helpText.ReadOnly = true;
			this.helpText.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
			this.helpText.Size = new System.Drawing.Size(616, 615);
			this.helpText.TabIndex = 1;
			this.helpText.TabStop = false;
			this.helpText.Text = "";
			// 
			// HelpScreen
			// 
			this.AcceptButton = this.closeButton;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.CancelButton = this.closeButton;
			this.ClientSize = new System.Drawing.Size(616, 638);
			this.Controls.Add(this.helpText);
			this.Controls.Add(this.closeButton);
			this.Name = "HelpScreen";
			this.Text = "SpaceWar! Help";
			this.ResumeLayout(false);

		}
		#endregion

		private void closeButton_Click(object sender, System.EventArgs e) {
			this.Close();
		}
	}
}