282 lines
10 KiB
C#
282 lines
10 KiB
C#
// Copyright (c) Microsoft Corporation. All rights reserved.
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using System;
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using System.Drawing;
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using System.Collections;
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using System.ComponentModel;
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using System.Windows.Forms;
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using System.IO;
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using System.Runtime.InteropServices;
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using WMPLib;
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namespace WMPCSharp
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{
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/// <summary>
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/// Summary description for Library.
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/// </summary>
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public class Library : System.Windows.Forms.Form
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{
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private System.Windows.Forms.ListBox listBox1;
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private System.Windows.Forms.Button btnCancel;
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private System.Windows.Forms.Button btnOK;
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internal System.Windows.Forms.GroupBox GroupBox1;
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internal System.Windows.Forms.RadioButton radioVideo;
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internal System.Windows.Forms.RadioButton radioAudio;
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private System.ComponentModel.Container components = null;
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public Library()
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{
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InitializeComponent();
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}
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/// <summary>
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/// Clean up any resources being used.
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/// </summary>
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protected override void Dispose( bool disposing )
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{
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if( disposing )
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{
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if(components != null)
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{
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components.Dispose();
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}
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}
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base.Dispose( disposing );
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}
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#region Windows Form Designer generated code
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/// <summary>
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/// Required method for Designer support - do not modify
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/// the contents of this method with the code editor.
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/// </summary>
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private void InitializeComponent()
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{
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this.listBox1 = new System.Windows.Forms.ListBox();
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this.btnCancel = new System.Windows.Forms.Button();
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this.btnOK = new System.Windows.Forms.Button();
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this.GroupBox1 = new System.Windows.Forms.GroupBox();
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this.radioVideo = new System.Windows.Forms.RadioButton();
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this.radioAudio = new System.Windows.Forms.RadioButton();
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this.GroupBox1.SuspendLayout();
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this.SuspendLayout();
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//
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// listBox1
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//
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this.listBox1.Location = new System.Drawing.Point(24, 16);
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this.listBox1.Name = "listBox1";
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this.listBox1.Size = new System.Drawing.Size(248, 199);
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this.listBox1.TabIndex = 0;
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this.listBox1.DoubleClick += new System.EventHandler(this.listBox1_DoubleClick);
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this.listBox1.SelectedIndexChanged += new System.EventHandler(this.listBox1_SelectedIndexChanged);
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//
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// btnCancel
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//
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this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
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this.btnCancel.Location = new System.Drawing.Point(296, 168);
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this.btnCancel.Name = "btnCancel";
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this.btnCancel.Size = new System.Drawing.Size(75, 32);
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this.btnCancel.TabIndex = 1;
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this.btnCancel.Text = "&Cancel";
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this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
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//
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// btnOK
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//
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this.btnOK.Location = new System.Drawing.Point(296, 120);
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this.btnOK.Name = "btnOK";
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this.btnOK.Size = new System.Drawing.Size(75, 32);
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this.btnOK.TabIndex = 2;
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this.btnOK.Text = "&OK";
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this.btnOK.Click += new System.EventHandler(this.btnOK_Click);
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//
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// GroupBox1
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//
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this.GroupBox1.Controls.Add(this.radioVideo);
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this.GroupBox1.Controls.Add(this.radioAudio);
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this.GroupBox1.Location = new System.Drawing.Point(280, 16);
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this.GroupBox1.Name = "GroupBox1";
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this.GroupBox1.Size = new System.Drawing.Size(104, 88);
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this.GroupBox1.TabIndex = 4;
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this.GroupBox1.TabStop = false;
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this.GroupBox1.Text = "Type";
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//
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// radioVideo
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//
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this.radioVideo.Location = new System.Drawing.Point(16, 56);
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this.radioVideo.Name = "radioVideo";
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this.radioVideo.Size = new System.Drawing.Size(64, 16);
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this.radioVideo.TabIndex = 1;
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this.radioVideo.Text = "&Video";
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this.radioVideo.CheckedChanged += new System.EventHandler(this.radioVideo_CheckedChanged);
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//
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// radioAudio
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//
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this.radioAudio.Checked = true;
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this.radioAudio.Location = new System.Drawing.Point(16, 24);
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this.radioAudio.Name = "radioAudio";
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this.radioAudio.Size = new System.Drawing.Size(64, 16);
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this.radioAudio.TabIndex = 0;
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this.radioAudio.TabStop = true;
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this.radioAudio.Text = "&Audio";
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this.radioAudio.CheckedChanged += new System.EventHandler(this.radioAudio_CheckedChanged);
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//
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// Library
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//
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this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
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this.ClientSize = new System.Drawing.Size(410, 232);
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this.Controls.Add(this.GroupBox1);
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this.Controls.Add(this.btnOK);
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this.Controls.Add(this.btnCancel);
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this.Controls.Add(this.listBox1);
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this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
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this.MaximizeBox = false;
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this.MinimizeBox = false;
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this.Name = "Library";
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this.Text = "Choose Media";
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this.Load += new System.EventHandler(this.Library_Load);
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this.GroupBox1.ResumeLayout(false);
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this.ResumeLayout(false);
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}
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#endregion
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private AxWMPLib.AxWindowsMediaPlayer Player;
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private IWMPMedia theMedia;
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private IWMPPlaylist mediaPlaylist;
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/// <summary>
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/// Property to return the selected media item.
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/// </summary>
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public WMPLib.IWMPMedia TheMedia
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{
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get { return theMedia; }
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}
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/// <summary>
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/// Property to set the Player object from the main form class.
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/// </summary>
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public AxWMPLib.AxWindowsMediaPlayer WMPlayer
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{
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set { Player = value; }
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}
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///<summary>
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//////Fill the list box with the names of media items from the Library.
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///<summary>
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private void Fill_listBox1()
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{
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try
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{
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listBox1.Items.Clear();
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int iCount = mediaPlaylist.count;
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for(int x = 0;x < iCount; x++)
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{
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IWMPMedia media = mediaPlaylist.get_Item(x);
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listBox1.Items.Add(media.name);
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}
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}
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catch(COMException comExc)
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{
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int hr = comExc.ErrorCode;
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String Message = String.Format("There was an error.\nHRESULT = {1}\n{2}", hr.ToString(), comExc.Message);
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MessageBox.Show(Message, "COM Exception");
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}
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}
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/// <summary>
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/// Initialize the dialog box.
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/// </summary>
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private void Library_Load(object sender, System.EventArgs e)
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{
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radioAudio_CheckedChanged(null, null);
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}
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/// <summary>
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/// Handler for OK button. Close the dialog box and return OK.
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/// </summary>
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private void btnOK_Click(object sender, System.EventArgs e)
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{
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this.DialogResult = DialogResult.OK;
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this.Close();
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}
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/// <summary>
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/// Handler for Cancel button. Close the dialog box and return Cancel.
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/// </summary>
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private void btnCancel_Click(object sender, System.EventArgs e)
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{
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this.DialogResult = DialogResult.Cancel;
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Close();
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}
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/// <summary>
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/// Select media item.
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/// </summary>
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private void listBox1_SelectedIndexChanged(object sender, System.EventArgs e)
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{
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try
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{
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// Retrieve the selected item as an IWMPMedia.
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theMedia = mediaPlaylist.get_Item(listBox1.SelectedIndex);
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}
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catch(COMException comExc)
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{
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int hr = comExc.ErrorCode;
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String Message = String.Format("There was an error.\nHRESULT = {1}\n{2}", hr.ToString(), comExc.Message);
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MessageBox.Show(Message, "COM Exception");
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}
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}
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/// <summary>
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/// Double-click. Select media item and close dialog.
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/// </summary>
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private void listBox1_DoubleClick(object sender, System.EventArgs e)
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{
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btnOK_Click(this, null);
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}
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private void radioAudio_CheckedChanged(object sender, System.EventArgs e)
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{
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try
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{
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// Show the wait cursor in case this is a lengthy operation.
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Cursor.Current = Cursors.WaitCursor;
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mediaPlaylist = Player.mediaCollection.getByAttribute("MediaType", "audio");
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Fill_listBox1();
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// Restore the default cursor.
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Cursor.Current = Cursors.Default;
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}
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catch(COMException comExc)
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{
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int hr = comExc.ErrorCode;
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String Message = String.Format("There was an error.\nHRESULT = {1}\n{2}", hr.ToString(), comExc.Message);
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MessageBox.Show(Message, "COM Exception");
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}
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}
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private void radioVideo_CheckedChanged(object sender, System.EventArgs e)
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{
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try
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{
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// Show the wait cursor in case this is a lengthy operation.
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Cursor.Current = Cursors.WaitCursor;
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mediaPlaylist = Player.mediaCollection.getByAttribute("MediaType", "video");
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Fill_listBox1();
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// Restore the default cursor.
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Cursor.Current = Cursors.Default;
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}
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catch(COMException comExc)
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{
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int hr = comExc.ErrorCode;
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String Message = String.Format("There was an error.\nHRESULT = {1}\n{2}", hr.ToString(), comExc.Message);
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MessageBox.Show(Message, "COM Exception");
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}
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}
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}
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}
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