John Ortiz Ordoñez

John Ortiz Ordoñez MVP .NET

(2015, 2016)

https://mvp.microsoft.com/en-us/PublicProfile/5001461

Ingeniero en Computación - Universidad de los Andes (Colombia)

Ingeniero de Sistemas - Universidad Cooperativa de Colombia

	using System;
	using System.Drawing;
	using System.Windows.Forms;
	namespace Ch02
	{
	///<summary>
	/// Clase que forma la interfaz básica para los controles de un radio
	/// bajo un formulario.
	///</summary>
	public partial class RadioGUI : Form
	{
	System.ComponentModel.Container components = null;
	///<summary>
	/// Constructor de sin-argumentos
	///</summary>
	public RadioGUI()
	{
	InitializeComponents();
	}
	///<summary>
	/// Uso del patrón Disposable esencial para la liberación
	/// de recursos del sistema.
	///</summary>
	protected override void Dispose(bool disposing)
	{
	if (disposing)
	{
	if (components != null)
	{
	components.Dispose();
	}
	}
	base.Dispose(disposing);
	}
	#region INITILIZE_CODE
	///<summary>
	/// Inicializa las propiedades básica del formulario e invoca los métodos de creación
	/// de controles integrales de la interfaz del radio.
	///</summary>
	protected void InitializeComponents()
	{
	// Establece varias de las propiedades del formulario.
	this.Font = new Font("Segoe UI", 9);
	this.FormBorderStyle = FormBorderStyle.FixedSingle;
	this.MaximizeBox = false;
	this.Name = "frmRadioGui";
	this.Size = new Size(427, 194);
	this.Text = "Radio";
	CreatePresetStationsButtons();
	CreateSpeakerOptions();
	CreatePowerOnOffButton();
	CreateVolumeControl();
	CreateTunningControls();
	CreateJukebox();
	}
	#endregion
	#region CUSTOM_CODE
	///<summary>
	/// Crea los botones de pre-sintonía.
	///</summary>
	private void CreatePresetStationsButtons()
	{
	GroupBox gbxPresetStations = new GroupBox();
	gbxPresetStations.Location = new Point(11,13);
	gbxPresetStations.Name = "gbxPresetStations";
	gbxPresetStations.Size = new Size(180, 55);
	gbxPresetStations.Text = "Pre-set Stations";
	// Adds the pre-set stations buttons
	Button btnPresetStationNo1 = new Button();
	btnPresetStationNo1.Location = new Point(6, 21);
	btnPresetStationNo1.Name = "btnPresetStationNo1";
	btnPresetStationNo1.Size = new Size(23, 23);
	btnPresetStationNo1.Text = "1";
	gbxPresetStations.Controls.Add(btnPresetStationNo1);
	Button btnPresetStationNo2 = new Button();
	btnPresetStationNo2.Location = new Point(35, 21);
	btnPresetStationNo2.Name = "btnPresetStationNo2";
	btnPresetStationNo2.Size = new Size(23, 23);
	btnPresetStationNo2.Text = "2";
	gbxPresetStations.Controls.Add(btnPresetStationNo2);
	Button btnPresetStationNo3 = new Button();
	btnPresetStationNo3.Location = new Point(64, 21);
	btnPresetStationNo3.Name = "btnPresetStationNo3";
	btnPresetStationNo3.Size = new Size(23, 23);
	btnPresetStationNo3.Text = "3";
	gbxPresetStations.Controls.Add(btnPresetStationNo3);
	Button btnPresetStationNo4 = new Button();
	btnPresetStationNo4.Location = new Point(93, 21);
	btnPresetStationNo4.Name = "btnPresetStationNo4";
	btnPresetStationNo4.Size = new Size(23, 23);
	btnPresetStationNo4.Text = "4";
	gbxPresetStations.Controls.Add(btnPresetStationNo4);
	Button btnPresetStationNo5 = new Button();
	btnPresetStationNo5.Location = new Point(122, 21);
	btnPresetStationNo5.Name = "btnPresetStationNo2";
	btnPresetStationNo5.Size = new Size(23, 23);
	btnPresetStationNo5.Text = "5";
	gbxPresetStations.Controls.Add(btnPresetStationNo5);
	Button btnPresetStationNo6 = new Button();
	btnPresetStationNo6.Location = new Point(151, 21);
	btnPresetStationNo6.Name = "btnPresetStationNo6";
	btnPresetStationNo6.Size = new Size(23, 23);
	btnPresetStationNo6.Text = "6";
	gbxPresetStations.Controls.Add(btnPresetStationNo6);
	this.Controls.Add(gbxPresetStations);
	}
	///<summary>
	/// Crea los controles para controlar los parlantes frontales y anteriores de la interfaz del radio.
	///</summary>
	private void CreateSpeakerOptions()
	{
	// Crea el GroupBox para las opciones de los parlantes.
	GroupBox gbxSpeakers = new GroupBox();
	gbxSpeakers.Location = new Point(198, 13);
	gbxSpeakers.Name = "gbxSpeakers";
	gbxSpeakers.Size = new Size(120, 55);
	gbxSpeakers.Text = "Speakers";
	CheckBox ckxRear = new CheckBox();
	ckxRear.AutoSize = true;
	ckxRear.Location = new Point(6, 21);
	ckxRear.Name = "ckxRear";
	ckxRear.Text = "Rear";
	gbxSpeakers.Controls.Add(ckxRear);
	CheckBox ckxFront = new CheckBox();
	ckxFront.AutoSize = true;
	ckxFront.Location = new Point(57, 21);
	ckxFront.Name = "ckxFront";
	ckxFront.Text = "Front";
	gbxSpeakers.Controls.Add(ckxFront);
	this.Controls.Add(gbxSpeakers);
	}
	///<summary>
	/// Crea el botón de apagado y encendido de la interfaz del radio.
	///</summary>
	private void CreatePowerOnOffButton()
	{
	Button btnPowerOnOff = new Button();
	btnPowerOnOff.Location = new Point(325, 13);
	btnPowerOnOff.Name = "btnPowerOnOff";
	btnPowerOnOff.Size = new Size(75, 55);
	btnPowerOnOff.Text = "Power On/Off";
	this.Controls.Add(btnPowerOnOff);
	}
	///<summary>
	/// Crea el manejador de silencio y nivel de volumen de la interfaz del radio.
	///</summary>
	private void CreateVolumeControl()
	{
	GroupBox gbxVolumeControl = new GroupBox();
	gbxVolumeControl.Location = new Point(11, 83);
	gbxVolumeControl.Name = "gbxVolumeControl";
	gbxVolumeControl.Size = new Size(180, 70);
	gbxVolumeControl.Text = "Volume Control";
	// Crea el control de activar o desactivar el sonido
	CheckBox ckxMute = new CheckBox();
	ckxMute.AutoSize = true;
	ckxMute.Location = new Point(6, 21);
	ckxMute.Name = "ckxMute";
	ckxMute.Text = "Mute";
	gbxVolumeControl.Controls.Add(ckxMute);
	// Crea la barra de nivel de volumen del radio
	TrackBar tkbVolume = new TrackBar();
	tkbVolume.Location = new Point(67, 21);
	tkbVolume.Name = "tkbVolume";
	gbxVolumeControl.Controls.Add(tkbVolume);
	this.Controls.Add(gbxVolumeControl);
	}
	///<summary>
	/// Crea los controles para alternar entre FM y AM, y el visualizador de frecuencia sintonizada.
	///</summary>
	private void CreateTunningControls()
	{
	GroupBox gbxTunning = new GroupBox();
	gbxTunning.Location = new Point(198, 83);
	gbxTunning.Name = "gbxTunning";
	gbxTunning.Size = new Size(120, 70);
	gbxTunning.Text = "Tunning";
	Label lblTunned = new Label();
	lblTunned.AutoSize = false;
	lblTunned.BackColor = Color.Black;
	lblTunned.Font = new Font( "Segoe UI", 12);
	lblTunned.ForeColor = Color.Silver;
	lblTunned.Location = new Point(6, 21);
	lblTunned.Name = "lblTunned";
	lblTunned.Size = new Size(50, 44);
	lblTunned.Text = "92.9";
	lblTunned.TextAlign = ContentAlignment.MiddleCenter;
	gbxTunning.Controls.Add(lblTunned);
	// Crea los radios para las distintas frecuencias: AM/FM
	RadioButton rbnAm = new RadioButton();
	rbnAm.AutoSize = true;
	rbnAm.Location = new Point(61, 21);
	rbnAm.Name = "rbnAm";
	rbnAm.Text = "AM";
	gbxTunning.Controls.Add(rbnAm);
	RadioButton rbnPm = new RadioButton();
	rbnPm.AutoSize = true;
	rbnPm.Location = new Point(61, 41);
	rbnPm.Name = "rbnPm";
	rbnPm.Text = "PM";
	gbxTunning.Controls.Add(rbnPm);
	this.Controls.Add(gbxTunning);
	}
	///<summary>
	/// Muestra en la interfaz del radio una imagen de una nota musical.
	///</summary>
	private void CreateJukebox()
	{
	// Crea la imagen para representar la nota musical.
	PictureBox pbxJukebox = new PictureBox();
	pbxJukebox.ImageLocation = "https://cdn4.iconfinder.com/data/icons/integral/128/key-256.png";
	pbxJukebox.Location = new Point(337, 83);
	pbxJukebox.Name = "pbxJukebox";
	pbxJukebox.Size = new Size(55, 70);
	pbxJukebox.SizeMode = PictureBoxSizeMode.StretchImage;
	this.Controls.Add(pbxJukebox);
	}
	#endregion
	#region CLIENT_CODE
	///<summary>
	/// Punto de entrada de la aplicación.
	///</summary>
	public static void Main()
	{
	Application.Run(new RadioGUI());
	}
	#endregion
	}
	}

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