Китай |
Опубликован: 13.07.2010 | Уровень: специалист | Доступ: платный
Самостоятельная работа 26:
Пользовательские элементы управления
Настройка части свойств объектов музыкальных кнопок в конструкторе класса SoundButtonBox
- Добавьте в конец конструктора класса SoundButtonBox одноименного файла C# код, чтобы класс стал таким
using System; using System.Collections.Generic; using System.ComponentModel; using System.Drawing; using System.Data; using System.Text; using System.Windows.Forms; namespace MyCompany.UserControls { public partial class SoundButtonBox : UserControl { public SoundButtonBox() { InitializeComponent(); // Подключить первую кнопку к звуковому файлу soundButton1.WaveFile = System.IO.Path.Combine( // Склеить два пути Environment.GetEnvironmentVariable("windir"), // Каталог системы @"Media\tada.wav"); // Подключить вторую кнопку к звуковому файлу soundButton2.WaveFile = "SOUND827.WAV"; // Подключить третью кнопку к звуковому файлу из файла ресурсов сборки Stream.WaveStream = this.GetType().Assembly.GetManifestResourceStream( "MyCompany.UserControls.Trumpet1.wav"); } } }Листинг 19.9. Класс SoundButtonBox в файле SoundButtonBox.cs
Ниже приведен код, формируемый оболочкой при настройке компонента SoundButtonBox в визуальном режиме
namespace MyCompany.UserControls { partial class SoundButtonBox { /// <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 Component 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.components = new System.ComponentModel.Container(); this.flow = new System.Windows.Forms.FlowLayoutPanel(); this.soundButton1 = new MyCompany.UserControls.SoundButton(this.components); this.soundButton2 = new MyCompany.UserControls.SoundButton(this.components); this.Stream = new MyCompany.UserControls.SoundButton(this.components); this.Web = new MyCompany.UserControls.SoundButton(this.components); this.flow.SuspendLayout(); this.SuspendLayout(); // // flow // this.flow.AutoSize = true; this.flow.Controls.Add(this.soundButton1); this.flow.Controls.Add(this.soundButton2); this.flow.Controls.Add(this.Stream); this.flow.Controls.Add(this.Web); this.flow.Dock = System.Windows.Forms.DockStyle.Fill; this.flow.FlowDirection = System.Windows.Forms.FlowDirection.TopDown; this.flow.Location = new System.Drawing.Point(0, 0); this.flow.Name = "flow"; this.flow.Size = new System.Drawing.Size(440, 172); this.flow.TabIndex = 0; this.flow.WrapContents = false; // // soundButton1 // this.soundButton1.Anchor = System.Windows.Forms.AnchorStyles.None; this.soundButton1.AutoSize = true; this.soundButton1.Location = new System.Drawing.Point(88, 8); this.soundButton1.Margin = new System.Windows.Forms.Padding(8); this.soundButton1.Name = "soundButton1"; this.soundButton1.Size = new System.Drawing.Size(264, 27); this.soundButton1.TabIndex = 0; this.soundButton1.Text = "Файл tada.wav в системном каталоге"; this.soundButton1.UseVisualStyleBackColor = true; this.soundButton1.WaveFile = ""; this.soundButton1.WaveStream = null; // // soundButton2 // this.soundButton2.Anchor = System.Windows.Forms.AnchorStyles.None; this.soundButton2.AutoSize = true; this.soundButton2.Location = new System.Drawing.Point(28, 51); this.soundButton2.Margin = new System.Windows.Forms.Padding(8); this.soundButton2.Name = "soundButton2"; this.soundButton2.Size = new System.Drawing.Size(384, 27); this.soundButton2.TabIndex = 1; this.soundButton2.Text = "Файл SOUND827.WAV в каталоге исполняемой сборки"; this.soundButton2.UseVisualStyleBackColor = true; this.soundButton2.WaveStream = null; // // Stream // this.Stream.Anchor = System.Windows.Forms.AnchorStyles.None; this.Stream.AutoSize = true; this.Stream.Location = new System.Drawing.Point(41, 94); this.Stream.Margin = new System.Windows.Forms.Padding(8); this.Stream.Name = "Stream"; this.Stream.Size = new System.Drawing.Size(358, 27); this.Stream.TabIndex = 2; this.Stream.Text = "Файл Trumpet1.wav в ресурсе исполняемой сборки"; this.Stream.UseVisualStyleBackColor = true; this.Stream.WaveFile = ""; this.Stream.WaveStream = null; // // Web // this.Web.Anchor = System.Windows.Forms.AnchorStyles.None; this.Web.AutoSize = true; this.Web.Location = new System.Drawing.Point(8, 137); this.Web.Margin = new System.Windows.Forms.Padding(8); this.Web.Name = "Web"; this.Web.Size = new System.Drawing.Size(424, 27); this.Web.TabIndex = 3; this.Web.Text = "Файл azlinsnd.wav, загружаемый из Web по URL (отключено)"; this.Web.UseVisualStyleBackColor = true; this.Web.WaveFile = "http://www.oaklandzoo.org/atoz/azlinsnd.wav"; this.Web.WaveStream = null; // // SoundButtonBox // this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 16F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.AutoSize = true; this.AutoSizeMode = System.Windows.Forms.AutoSizeMode.GrowAndShrink; this.Controls.Add(this.flow); this.Name = "SoundButtonBox"; this.Size = new System.Drawing.Size(440, 172); this.flow.ResumeLayout(false); this.flow.PerformLayout(); this.ResumeLayout(false); this.PerformLayout(); } #endregion private System.Windows.Forms.FlowLayoutPanel flow; private SoundButton soundButton1; private SoundButton soundButton2; private SoundButton Stream; private SoundButton Web; } }Листинг 19.10. Код файла SoundButtonBox.Designer.cs