play.cs

三汇CTI示例程序源码

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

namespace ATP_Event
{
	/// <summary>
	/// Form3 的摘要说明。
	/// </summary>
	public class Form3 : System.Windows.Forms.Form
	{
		[DllImport("SHP_A3.dll")]public static extern int SsmGetMaxCh();
		[DllImport("SHP_A3.dll")]public static extern int SsmPlayFile(int ch, string strFileName, int nFormat, uint dwStartPos, int nLen);
		[DllImport("SHP_A3.dll")]public static extern int SsmStopPlayFile(int ch);
		[DllImport("SHP_A3.dll")]public static extern int SsmCheckPlay(int ch);

		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.ComboBox comboBox1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Form3()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
			int nMaxCh = SsmGetMaxCh();
			if(nMaxCh == -1)
				MessageBox.Show("Fail to call SsmGetMaxCh");
			
			for(int i = 0; i < nMaxCh; i++)
			{
				this.comboBox1.Items.Add(i.ToString());
			}
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.label1 = new System.Windows.Forms.Label();
			this.comboBox1 = new System.Windows.Forms.ComboBox();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(32, 32);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(48, 16);
			this.label1.TabIndex = 0;
			this.label1.Text = "PlayCh";
			// 
			// comboBox1
			// 
			this.comboBox1.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
			this.comboBox1.Location = new System.Drawing.Point(80, 32);
			this.comboBox1.Name = "comboBox1";
			this.comboBox1.Size = new System.Drawing.Size(48, 20);
			this.comboBox1.TabIndex = 1;
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(32, 72);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(112, 21);
			this.textBox1.TabIndex = 2;
			this.textBox1.Text = "";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(152, 72);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(56, 23);
			this.button1.TabIndex = 3;
			this.button1.Text = "File>>";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(248, 48);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(112, 23);
			this.button2.TabIndex = 4;
			this.button2.Text = "SsmPlayFile";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(248, 80);
			this.button3.Name = "button3";
			this.button3.Size = new System.Drawing.Size(112, 23);
			this.button3.TabIndex = 4;
			this.button3.Text = "SsmStopPlayFile";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// Form3
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(384, 173);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Controls.Add(this.textBox1);
			this.Controls.Add(this.comboBox1);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.button3);
			this.Name = "Form3";
			this.Text = "Play";
			this.ResumeLayout(false);

		}
		#endregion

		private void button1_Click(object sender, System.EventArgs e)
		{
			OpenFileDialog dlg = new OpenFileDialog();
			if(dlg.ShowDialog() == DialogResult.OK)
			{
				this.textBox1.Text = dlg.FileName;
			}
		}
		//Play file
		private void button2_Click(object sender, System.EventArgs e)
		{
			if(comboBox1.Text != "")
			{
				if(SsmPlayFile(int.Parse(comboBox1.Text), textBox1.Text, -1, 0, -1) == -1)
					MessageBox.Show("Fail to call SsmPlayFile");
			}
		}
		//Stop play file
		private void button3_Click(object sender, System.EventArgs e)
		{
			if(comboBox1.Text != "")
			{
				if((SsmCheckPlay(int.Parse(comboBox1.Text)) == 0) && (SsmStopPlayFile(int.Parse(comboBox1.Text)) == -1) 
					|| (SsmCheckPlay(int.Parse(comboBox1.Text)) == -1))
					MessageBox.Show("Fail to stop playing");
			}
		}
	}
}