report.cs

《C#数据库项目案例导航》一书的配套光盘

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

namespace Sale
{
	/// <summary>
	/// Form4 的摘要说明。
	/// </summary>
	public class Report : System.Windows.Forms.Form
	{
		private CrystalDecisions.Windows.Forms.CrystalReportViewer crystalReportViewer1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.ComboBox comboBox1;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Report()
		{
			//
			// 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
			//
		}

		/// <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.crystalReportViewer1 = new CrystalDecisions.Windows.Forms.CrystalReportViewer();
			this.label1 = new System.Windows.Forms.Label();
			this.comboBox1 = new System.Windows.Forms.ComboBox();
			this.SuspendLayout();
			// 
			// crystalReportViewer1
			// 
			this.crystalReportViewer1.ActiveViewIndex = -1;
			this.crystalReportViewer1.Location = new System.Drawing.Point(16, 48);
			this.crystalReportViewer1.Name = "crystalReportViewer1";
			this.crystalReportViewer1.ReportSource = null;
			this.crystalReportViewer1.Size = new System.Drawing.Size(592, 368);
			this.crystalReportViewer1.TabIndex = 0;
			// 
			// label1
			// 
			this.label1.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.Location = new System.Drawing.Point(56, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(72, 24);
			this.label1.TabIndex = 1;
			this.label1.Text = "选择报表";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// comboBox1
			// 
			this.comboBox1.Items.AddRange(new object[] {
														   "供应商报表",
														   "客户报表",
														   "商品报表",
														   "进货报表",
														   "销售报表",
														   ""});
			this.comboBox1.Location = new System.Drawing.Point(152, 16);
			this.comboBox1.Name = "comboBox1";
			this.comboBox1.Size = new System.Drawing.Size(104, 20);
			this.comboBox1.TabIndex = 2;
			this.comboBox1.SelectedIndexChanged += new System.EventHandler(this.comboBox1_SelectedIndexChanged);
			// 
			// Report
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(616, 437);
			this.Controls.Add(this.comboBox1);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.crystalReportViewer1);
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "Report";
			this.Text = "Form4";
			this.ResumeLayout(false);

		}
		#endregion

		private void comboBox1_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			int selectedIndex=this.comboBox1.SelectedIndex;
				switch(selectedIndex)
				{
					case 0:	
						this.crystalReportViewer1.ReportSource="CrystalReportProvider.rpt";
						break;
					case 1:					
						this.crystalReportViewer1.ReportSource="客户报表.rpt";
						break;
					case 2:
						this.crystalReportViewer1.ReportSource="商品报表.rpt";
						break;
				}		


		}
	}
}