inputbox.cs

C#开发的运行于windows mobile ＰＤＡ上的游戏

////////////////////////////////////////////////
// 
// Project: Lines.NET
// Version: 1.1
// Author:  Vladimir L.
// 
// homepage: http://www.boomsoft.org
// e-mail:   [e-mail]
// 
// Copyright (c) 2003-2004, Boomsoft.org
// 

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

namespace Lines
{
	/// <summary>
	/// Defines a dialog to inquire a user for text input.
	/// </summary>
	/// <remarks>
	/// The dialog places itself automatically to the center of screen.
	/// </remarks>
	/// <example>
	/// <code>
	/// // Create an instance of InputBox dialog.
	/// InputBox dialog = new InputBox();
	/// 
	/// // Set a dialog title.
	/// dialog.Text = "Dialog title";
	/// 
	/// // Set a dialog message.
	/// dialog.Message = "Please, enter your name:";
	/// 
	/// // Do not display cancel button.
	/// dialog.DisplayCancelButton = false;
	/// 
	/// // Show dialog.
	/// dialog.ShowDialog();
	/// 
	/// // Use the results of user input.
	/// System.Console.WriteLine(dialog.InputText);
	/// </code>
	/// </example>
	public class InputBox : Form
	{
		private Button buttonOK;
		private Button buttonCancel;
		private Label labelMessage;
		private TextBox textInput;
		/// <summary>
		/// A trick
		/// </summary>
		private MainMenu menuStub;

		/// <summary>
		/// Defines whether the button OK was pressed or not.
		/// </summary>
		private bool isOk = false;

		/// <summary>
		/// Gets or sets the message that will be displayed to describe an inquiry.
		/// </summary>
		public string Message
		{
			get {return labelMessage.Text;}
			set {labelMessage.Text = value;}
		}

		/// <summary>
		/// Gets or sets the text of input field.
		/// </summary>
		/// <remarks>
		/// Use this property to retrieve the user input after the button OK was pressed. Use 
		/// <see cref="IsOk"/> property to determine if the user has pressed the OK button.
		/// </remarks>
		public string InputText
		{
			get {return textInput.Text;}
			set {textInput.Text = value;}
		}

		/// <summary>
		/// Gets or sets a flag whether display Cancel button on dialog or not.
		/// </summary>
		/// <remarks>
		/// If this property set to <c>false</c> the Cancel button will be hidden away from dialog.
		/// </remarks>
		public bool DisplayCancelButton
		{
			get {return buttonCancel.Visible;}
			set {buttonCancel.Visible = value;}
		}

		/// <summary>
		/// Gets the value of <see cref="isOk"/> property.
		/// </summary>
		/// <remarks>
		/// This property is set to <c>true</c> if OK button was pressed while closing this dialog,
		/// otherwise this property remain the value <c>false</c>.
		/// </remarks>
		public bool IsOk
		{
			get {return isOk;}
		}

		/// <summary>
		/// Creates an instance of InputBox class.
		/// </summary>
		/// <param name="isPocketPC">Defines whether the dialog is used under Pocket PC 2002/2003 version 
		/// of .NET Compact Framework, or under Windows CE.NET 4.0/4.1</param>
		public InputBox(bool isPocketPC)
		{
			// Required for Windows Form Designer support
			InitializeComponent();

			// A trick to display SIP (soft input panel) if the dialog used under Pocket PC version.
			// :( There is no other way to get SIP in .NET Compact Framework
			// And SIP is not needed for Windows CE.NET 4.0/4.1
			if (isPocketPC)
			{
				menuStub = new MainMenu();
				Menu = menuStub;
			}
			
			// Place dialog at the center of screen
			Rectangle workingArea = Screen.PrimaryScreen.WorkingArea;
			this.Left = (workingArea.Width - this.Width) / 2;
			this.Top = (workingArea.Height - this.Height) / 2;
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			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.buttonOK = new System.Windows.Forms.Button();
			this.buttonCancel = new System.Windows.Forms.Button();
			this.labelMessage = new System.Windows.Forms.Label();
			this.textInput = new System.Windows.Forms.TextBox();
			// 
			// buttonOK
			// 
			this.buttonOK.Location = new System.Drawing.Point(160, 8);
			this.buttonOK.Size = new System.Drawing.Size(56, 24);
			this.buttonOK.Text = "OK";
			this.buttonOK.Click += new System.EventHandler(this.buttonOK_Click);
			// 
			// buttonCancel
			// 
			this.buttonCancel.Location = new System.Drawing.Point(160, 32);
			this.buttonCancel.Size = new System.Drawing.Size(56, 24);
			this.buttonCancel.Text = "Cancel";
			this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
			// 
			// labelMessage
			// 
			this.labelMessage.Location = new System.Drawing.Point(8, 8);
			this.labelMessage.Size = new System.Drawing.Size(152, 48);
			this.labelMessage.Text = "Message";
			// 
			// textInput
			// 
			this.textInput.Location = new System.Drawing.Point(8, 64);
			this.textInput.Size = new System.Drawing.Size(208, 22);
			this.textInput.Text = "";
			// 
			// InputBox
			// 
			this.ClientSize = new System.Drawing.Size(226, 96);
			this.Controls.Add(this.textInput);
			this.Controls.Add(this.labelMessage);
			this.Controls.Add(this.buttonCancel);
			this.Controls.Add(this.buttonOK);
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Text = "InputForm";
			this.Load += new System.EventHandler(this.InputBox_Load);

		}
		#endregion

		/// <summary>
		/// Sets the flag <see cref="IsOk"/> to <c>true</c> and closes dialog.
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void buttonOK_Click(object sender, System.EventArgs e)
		{
			isOk = true;
			Close();
		}

		/// <summary>
		/// Sets the flag <see cref="IsOk"/> to <c>false</c> and closes dialog.
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void buttonCancel_Click(object sender, System.EventArgs e)
		{
			isOk = false;
			Close();
		}

		/// <summary>
		/// Sets the focus to input field.
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void InputBox_Load(object sender, System.EventArgs e)
		{
			textInput.Focus();
		}
	}
}