.Net(c#)調用採用“提模數式”擷取資料的水晶報表

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上載者:User
資料|水晶報表 using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using CrystalDecisions.CrystalReports.Engine;
using CrystalDecisions.Shared;
namespace DLLCrystal
{
/// <summary>
/// frmCrystalView 的摘要說明。
/// </summary>
internal class frmCrystalView : System.Windows.Forms.Form
{
private CrystalDecisions.Windows.Forms.CrystalReportViewer crView;
/// <summary>
/// 必需的設計器變數。
/// </summary>
private System.ComponentModel.Container components = null;
private string[] strInfo;

public frmCrystalView(string[] strInfomation)
{
//
// Windows 表單設計器支援所必需的
//
InitializeComponent();

//
// TODO: 在 InitializeComponent 調用後添加任何建構函式代碼
//
strInfo=strInfomation;
}

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

#region Windows 表單設計器產生的程式碼
/// <summary>
/// 設計器支援所需的方法 - 不要使用代碼編輯器修改
/// 此方法的內容。
/// </summary>
private void InitializeComponent()
{
this.crView = new CrystalDecisions.Windows.Forms.CrystalReportViewer();
this.SuspendLayout();
//
// crView
//
this.crView.ActiveViewIndex = -1;
this.crView.Dock = System.Windows.Forms.DockStyle.Fill;
this.crView.Location = new System.Drawing.Point(0, 0);
this.crView.Name = "crView";
this.crView.ReportSource = null;
this.crView.ShowRefreshButton = false;
this.crView.Size = new System.Drawing.Size(640, 509);
this.crView.TabIndex = 0;
//
// frmCrystalView
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(640, 509);
this.Controls.Add(this.crView);
this.Name = "frmCrystalView";
this.Text = "預覽報表";
this.Load += new System.EventHandler(this.frmCrystalView_Load);
this.ResumeLayout(false);

}
#endregion

private void frmCrystalView_Load(object sender, System.EventArgs e)
{
ReportDocument rdView=new ReportDocument();
rdView.Load(@strInfo[0]);
foreach (Table tbView in rdView.Database.Tables)
{
TableLogOnInfo tliView=new TableLogOnInfo();
tliView=tbView.LogOnInfo;
tliView.ConnectionInfo.ServerName=strInfo[1];
tliView.ConnectionInfo.DatabaseName=strInfo[2];
tliView.ConnectionInfo.UserID=strInfo[3];
tliView.ConnectionInfo.Password=strInfo[4];
tbView.ApplyLogOnInfo(tliView);
}

string [] strParameter=strInfo[5].Split(new char[] {'+'});
for (int i=0;i<strParameter.Length;i++)
{
string [] strSubParam=strParameter[i].Split(new char[] {'='});
ParameterValues pvValue=new ParameterValues();
ParameterDiscreteValue pdvValue=new ParameterDiscreteValue();
pdvValue.Value=strSubParam[1];
pvValue.Add(pdvValue);
rdView.DataDefinition.ParameterFields[strSubParam[0]].ApplyCurrentValues(pvValue);
}
crView.ReportSource=rdView;
this.Location = new Point(0, 0);
this.Size = new System.Drawing.Size(1024,744);
}
}
}





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