在C#里实现DATAGRID的打印预览和打印

作者Blog：http://blog.csdn.net/qieyj/

很多人都在论坛里问，如何实现DATAGRID的打印预览和打印，现在我就把这方面的源代码告诉大家。这段代码也花费了我1个晚上的时间，呵呵！数据库是基于sql server2000自带的northwind。源代码如下：

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

namespace DataGridPrint
{
/// <summary>
/// Summary description for Form1.
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Panel panel1;
private System.Windows.Forms.DataGrid dgTest;
private System.Windows.Forms.Button btnFillDataGrid;
private System.Windows.Forms.MainMenu mnuFile;
private System.Windows.Forms.MenuItem menuItem1;
private System.Windows.Forms.MenuItem miPrintPreview;
private System.Windows.Forms.MenuItem miPrint;
private System.Windows.Forms.MenuItem menuItem4;
private System.Windows.Forms.MenuItem miExit;
private System.Windows.Forms.DataGridTableStyle dgtsCustomers;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn1;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn2;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn3;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn4;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn6;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn7;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn8;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn9;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn10;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn11;
private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn5;
private System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;
private System.Data.SqlClient.SqlCommand sqlSelectCommand1;
private System.Data.SqlClient.SqlCommand sqlInsertCommand1;
private System.Data.SqlClient.SqlCommand sqlUpdateCommand1;
private System.Data.SqlClient.SqlCommand sqlDeleteCommand1;
private System.Data.SqlClient.SqlConnection sqlConnection1;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;

public Form1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();

//
// TODO: Add any constructor code after InitializeComponent call
//
}

/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}

#region Windows Form 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.panel1 = new System.Windows.Forms.Panel();
this.dgTest = new System.Windows.Forms.DataGrid();
this.dgtsCustomers = new System.Windows.Forms.DataGridTableStyle();
this.dataGridTextBoxColumn1 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn2 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn3 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn4 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn5 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn6 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn7 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn8 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn9 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn10 = new System.Windows.Forms.DataGridTextBoxColumn();
this.dataGridTextBoxColumn11 = new System.Windows.Forms.DataGridTextBoxColumn();
this.btnFillDataGrid = new System.Windows.Forms.Button();
this.mnuFile = new System.Windows.Forms.MainMenu();
this.menuItem1 = new System.Windows.Forms.MenuItem();
this.miPrintPreview = new System.Windows.Forms.MenuItem();
this.miPrint = new System.Windows.Forms.MenuItem();
this.menuItem4 = new System.Windows.Forms.MenuItem();
this.miExit = new System.Windows.Forms.MenuItem();
this.sqlDataAdapter1 = new System.Data.SqlClient.SqlDataAdapter();
this.sqlSelectCommand1 = new System.Data.SqlClient.SqlCommand();
this.sqlInsertCommand1 = new System.Data.SqlClient.SqlCommand();
this.sqlUpdateCommand1 = new System.Data.SqlClient.SqlCommand();
this.sqlDeleteCommand1 = new System.Data.SqlClient.SqlCommand();
this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
this.panel1.SuspendLayout();
((System.ComponentModel.ISupportInitialize)(this.dgTest)).BeginInit();
this.SuspendLayout();
//
// panel1
//
this.panel1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right);
this.panel1.Controls.AddRange(new System.Windows.Forms.Control[] {
this.dgTest});
this.panel1.Location = new System.Drawing.Point(0, 9);
this.panel1.Name = "panel1";
this.panel1.Size = new System.Drawing.Size(788, 398);
this.panel1.TabIndex = 1;
//
// dgTest
//
this.dgTest.DataMember = "";
this.dgTest.Dock = System.Windows.Forms.DockStyle.Fill;
this.dgTest.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dgTest.Name = "dgTest";
this.dgTest.Size = new System.Drawing.Size(788, 398);
this.dgTest.TabIndex = 0;
this.dgTest.TableStyles.AddRange(new System.Windows.Forms.DataGridTableStyle[] {
this.dgtsCustomers});
//
// dgtsCustomers
//
this.dgtsCustomers.DataGrid = this.dgTest;
this.dgtsCustomers.GridColumnStyles.AddRange(new System.Windows.Forms.DataGridColumnStyle[] {
this.dataGridTextBoxColumn1,
this.dataGridTextBoxColumn2,
this.dataGridTextBoxColumn3,
this.dataGridTextBoxColumn4,
this.dataGridTextBoxColumn5,
this.dataGridTextBoxColumn6,
this.dataGridTextBoxColumn7,
this.dataGridTextBoxColumn8,
this.dataGridTextBoxColumn9,
this.dataGridTextBoxColumn10,
this.dataGridTextBoxColumn11});
this.dgtsCustomers.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dgtsCustomers.MappingName = "Customers";
this.dgtsCustomers.ReadOnly = true;
//
// dataGridTextBoxColumn1
//
this.dataGridTextBoxColumn1.Format = "";
this.dataGridTextBoxColumn1.FormatInfo = null;
this.dataGridTextBoxColumn1.HeaderText = "Customer Id";
this.dataGridTextBoxColumn1.MappingName = "CustomerId";
this.dataGridTextBoxColumn1.NullText = "";
this.dataGridTextBoxColumn1.Width = 75;
//
// dataGridTextBoxColumn2
//
this.dataGridTextBoxColumn2.Format = "";
this.dataGridTextBoxColumn2.FormatInfo = null;
this.dataGridTextBoxColumn2.HeaderText = "Company Name";
this.dataGridTextBoxColumn2.MappingName = "CompanyName";
this.dataGridTextBoxColumn2.NullText = "";
this.dataGridTextBoxColumn2.Width = 200;
//
// dataGridTextBoxColumn3
//
this.dataGridTextBoxColumn3.Format = "";
this.dataGridTextBoxColumn3.FormatInfo = null;
this.dataGridTextBoxColumn3.HeaderText = "Contact Name";
this.dataGridTextBoxColumn3.MappingName = "ContactName";
this.dataGridTextBoxColumn3.NullText = "";
this.dataGridTextBoxColumn3.Width = 125;
//
// dataGridTextBoxColumn4
//
this.dataGridTextBoxColumn4.Format = "";
this.dataGridTextBoxColumn4.FormatInfo = null;
this.dataGridTextBoxColumn4.HeaderText = "Contact Title";
this.dataGridTextBoxColumn4.MappingName = "ContactTitle";
this.dataGridTextBoxColumn4.NullText = "";
this.dataGridTextBoxColumn4.Width = 170;
//
// dataGridTextBoxColumn5
//
this.dataGridTextBoxColumn5.Format = "";
this.dataGridTextBoxColumn5.FormatInfo = null;
this.dataGridTextBoxColumn5.HeaderText = "Address";
this.dataGridTextBoxColumn5.MappingName = "Address";
this.dataGridTextBoxColumn5.NullText = "";
this.dataGridTextBoxColumn5.Width = 250;
//
// dataGridTextBoxColumn6
//
this.dataGridTextBoxColumn6.Format = "";
this.dataGridTextBoxColumn6.FormatInfo = null;
this.dataGridTextBoxColumn6.HeaderText = "City";
this.dataGridTextBoxColumn6.MappingName = "City";
this.dataGridTextBoxColumn6.NullText = "";
this.dataGridTextBoxColumn6.Width = 150;
//
// dataGridTextBoxColumn7
//
this.dataGridTextBoxColumn7.Format = "";
this.dataGridTextBoxColumn7.FormatInfo = null;
this.dataGridTextBoxColumn7.HeaderText = "Region";
this.dataGridTextBoxColumn7.MappingName = "Region";
this.dataGridTextBoxColumn7.NullText = "";
this.dataGridTextBoxColumn7.Width = 150;
//
// dataGridTextBoxColumn8
//
this.dataGridTextBoxColumn8.Format = "";
this.dataGridTextBoxColumn8.FormatInfo = null;
this.dataGridTextBoxColumn8.HeaderText = "Postal Code";
this.dataGridTextBoxColumn8.MappingName = "PostalCode";
this.dataGridTextBoxColumn8.NullText = "";
this.dataGridTextBoxColumn8.Width = 150;
//
// dataGridTextBoxColumn9
//
this.dataGridTextBoxColumn9.Format = "";
this.dataGridTextBoxColumn9.FormatInfo = null;
this.dataGridTextBoxColumn9.HeaderText = "Country";
this.dataGridTextBoxColumn9.MappingName = "Country";
this.dataGridTextBoxColumn9.NullText = "";
this.dataGridTextBoxColumn9.Width = 125;
//
// dataGridTextBoxColumn10
//
this.dataGridTextBoxColumn10.Format = "";
this.dataGridTextBoxColumn10.FormatInfo = null;
this.dataGridTextBoxColumn10.HeaderText = "Phone";
this.dataGridTextBoxColumn10.MappingName = "Phone";
this.dataGridTextBoxColumn10.NullText = "";
this.dataGridTextBoxColumn10.Width = 125;
//
// dataGridTextBoxColumn11
//
this.dataGridTextBoxColumn11.Format = "";
this.dataGridTextBoxColumn11.FormatInfo = null;
this.dataGridTextBoxColumn11.HeaderText = "Fax";
this.dataGridTextBoxColumn11.MappingName = "Fax";
this.dataGridTextBoxColumn11.NullText = "";
this.dataGridTextBoxColumn11.Width = 125;
//
// btnFillDataGrid
//
this.btnFillDataGrid.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.btnFillDataGrid.Location = new System.Drawing.Point(645, 426);
this.btnFillDataGrid.Name = "btnFillDataGrid";
this.btnFillDataGrid.Size = new System.Drawing.Size(133, 28);
this.btnFillDataGrid.TabIndex = 2;
this.btnFillDataGrid.Text = "&Fill DataGrid";
this.btnFillDataGrid.Click += new System.EventHandler(this.btnFillDataGrid_Click);
//
// mnuFile
//
this.mnuFile.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.menuItem1});
//
// menuItem1
//
this.menuItem1.Index = 0;
this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.miPrintPreview,
this.miPrint,
this.menuItem4,
this.miExit});
this.menuItem1.Text = "&File";
//
// miPrintPreview
//
this.miPrintPreview.Index = 0;
this.miPrintPreview.Text = "Print Pre&view";
this.miPrintPreview.Click += new System.EventHandler(this.miPrintPreview_Click);
//
// miPrint
//
this.miPrint.Index = 1;
this.miPrint.Text = "&Print";
this.miPrint.Click += new System.EventHandler(this.miPrint_Click);
//
// menuItem4
//
this.menuItem4.Index = 2;
this.menuItem4.Text = "-";
//
// miExit
//
this.miExit.Index = 3;
this.miExit.Text = "E&xit";
this.miExit.Click += new System.EventHandler(this.miExit_Click);
//
// sqlDataAdapter1
//
this.sqlDataAdapter1.DeleteCommand = this.sqlDeleteCommand1;
this.sqlDataAdapter1.InsertCommand = this.sqlInsertCommand1;
this.sqlDataAdapter1.SelectCommand = this.sqlSelectCommand1;
this.sqlDataAdapter1.TableMappings.AddRange(new System.Data.Common.DataTableMapping[] {
new System.Data.Common.DataTableMapping("Table", "Customers", new System.Data.Common.DataColumnMapping[] {
new System.Data.Common.DataColumnMapping("CustomerID", "CustomerID"),
new System.Data.Common.DataColumnMapping("CompanyName", "CompanyName"),
new System.Data.Common.DataColumnMapping("ContactName", "ContactName"),
new System.Data.Common.DataColumnMapping("ContactTitle", "ContactTitle"),
new System.Data.Common.DataColumnMapping("Address", "Address"),
new System.Data.Common.DataColumnMapping("City", "City"),
new System.Data.Common.DataColumnMapping("Region", "Region"),
new System.Data.Common.DataColumnMapping("PostalCode", "PostalCode"),
new System.Data.Common.DataColumnMapping("Country", "Country"),
new System.Data.Common.DataColumnMapping("Phone", "Phone"),
new System.Data.Common.DataColumnMapping("Fax", "Fax")})});
this.sqlDataAdapter1.UpdateCommand = this.sqlUpdateCommand1;
//
// sqlSelectCommand1
//
this.sqlSelectCommand1.CommandText = "SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region," +
" PostalCode, Country, Phone, Fax FROM Customers";
this.sqlSelectCommand1.Connection = this.sqlConnection1;
//
// sqlInsertCommand1
//
this.sqlInsertCommand1.CommandText = @"INSERT INTO Customers(CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region, PostalCode, Country, Phone, Fax) VALUES (@CustomerID, @CompanyName, @ContactName, @ContactTitle, @Address, @City, @Region, @PostalCode, @Country, @Phone, @Fax); SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region, PostalCode, Country, Phone, Fax FROM Customers WHERE (CustomerID = @CustomerID)";
this.sqlInsertCommand1.Connection = this.sqlConnection1;
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CustomerID", System.Data.SqlDbType.NVarChar, 5, "CustomerID"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CompanyName", System.Data.SqlDbType.NVarChar, 40, "CompanyName"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactName", System.Data.SqlDbType.NVarChar, 30, "ContactName"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactTitle", System.Data.SqlDbType.NVarChar, 30, "ContactTitle"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Address", System.Data.SqlDbType.NVarChar, 60, "Address"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@City", System.Data.SqlDbType.NVarChar, 15, "City"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Region", System.Data.SqlDbType.NVarChar, 15, "Region"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@PostalCode", System.Data.SqlDbType.NVarChar, 10, "PostalCode"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Country", System.Data.SqlDbType.NVarChar, 15, "Country"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Phone", System.Data.SqlDbType.NVarChar, 24, "Phone"));
this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Fax", System.Data.SqlDbType.NVarChar, 24, "Fax"));
//
// sqlUpdateCommand1
//
this.sqlUpdateCommand1.CommandText = @"UPDATE Customers SET CustomerID = @CustomerID, CompanyName = @CompanyName, ContactName = @ContactName, ContactTitle = @ContactTitle, Address = @Address, City = @City, Region = @Region, PostalCode = @PostalCode, Country = @Country, Phone = @Phone, Fax = @Fax WHERE (CustomerID = @Original_CustomerID) AND (Address = @Original_Address OR @Original_Address IS NULL AND Address IS NULL) AND (City = @Original_City OR @Original_City IS NULL AND City IS NULL) AND (CompanyName = @Original_CompanyName) AND (ContactName = @Original_ContactName OR @Original_ContactName IS NULL AND ContactName IS NULL) AND (ContactTitle = @Original_ContactTitle OR @Original_ContactTitle IS NULL AND ContactTitle IS NULL) AND (Country = @Original_Country OR @Original_Country IS NULL AND Country IS NULL) AND (Fax = @Original_Fax OR @Original_Fax IS NULL AND Fax IS NULL) AND (Phone = @Original_Phone OR @Original_Phone IS NULL AND Phone IS NULL) AND (PostalCode = @Original_PostalCode OR @Original_PostalCode IS NULL AND PostalCode IS NULL) AND (Region = @Original_Region OR @Original_Region IS NULL AND Region IS NULL); SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region, PostalCode, Country, Phone, Fax FROM Customers WHERE (CustomerID = @CustomerID)";
this.sqlUpdateCommand1.Connection = this.sqlConnection1;
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CustomerID", System.Data.SqlDbType.NVarChar, 5, "CustomerID"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CompanyName", System.Data.SqlDbType.NVarChar, 40, "CompanyName"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactName", System.Data.SqlDbType.NVarChar, 30, "ContactName"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactTitle", System.Data.SqlDbType.NVarChar, 30, "ContactTitle"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Address", System.Data.SqlDbType.NVarChar, 60, "Address"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@City", System.Data.SqlDbType.NVarChar, 15, "City"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Region", System.Data.SqlDbType.NVarChar, 15, "Region"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@PostalCode", System.Data.SqlDbType.NVarChar, 10, "PostalCode"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Country", System.Data.SqlDbType.NVarChar, 15, "Country"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Phone", System.Data.SqlDbType.NVarChar, 24, "Phone"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Fax", System.Data.SqlDbType.NVarChar, 24, "Fax"));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CustomerID", System.Data.SqlDbType.NVarChar, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CustomerID", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Address", System.Data.SqlDbType.NVarChar, 60, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Address", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_City", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "City", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CompanyName", System.Data.SqlDbType.NVarChar, 40, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CompanyName", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactName", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactName", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactTitle", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactTitle", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Country", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Country", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Fax", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Fax", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Phone", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Phone", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_PostalCode", System.Data.SqlDbType.NVarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "PostalCode", System.Data.DataRowVersion.Original, null));
this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Region", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Region", System.Data.DataRowVersion.Original, null));
//
// sqlDeleteCommand1
//
this.sqlDeleteCommand1.CommandText = @"DELETE FROM Customers WHERE (CustomerID = @Original_CustomerID) AND (Address = @Original_Address OR @Original_Address IS NULL AND Address IS NULL) AND (City = @Original_City OR @Original_City IS NULL AND City IS NULL) AND (CompanyName = @Original_CompanyName) AND (ContactName = @Original_ContactName OR @Original_ContactName IS NULL AND ContactName IS NULL) AND (ContactTitle = @Original_ContactTitle OR @Original_ContactTitle IS NULL AND ContactTitle IS NULL) AND (Country = @Original_Country OR @Original_Country IS NULL AND Country IS NULL) AND (Fax = @Original_Fax OR @Original_Fax IS NULL AND Fax IS NULL) AND (Phone = @Original_Phone OR @Original_Phone IS NULL AND Phone IS NULL) AND (PostalCode = @Original_PostalCode OR @Original_PostalCode IS NULL AND PostalCode IS NULL) AND (Region = @Original_Region OR @Original_Region IS NULL AND Region IS NULL)";
this.sqlDeleteCommand1.Connection = this.sqlConnection1;
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CustomerID", System.Data.SqlDbType.NVarChar, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CustomerID", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Address", System.Data.SqlDbType.NVarChar, 60, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Address", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_City", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "City", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CompanyName", System.Data.SqlDbType.NVarChar, 40, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CompanyName", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactName", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactName", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactTitle", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactTitle", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Country", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Country", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Fax", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Fax", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Phone", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Phone", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_PostalCode", System.Data.SqlDbType.NVarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "PostalCode", System.Data.DataRowVersion.Original, null));
this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Region", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Region", System.Data.DataRowVersion.Original, null));
//
// sqlConnection1
//
this.sqlConnection1.ConnectionString = "data source=QIEYJ;initial catalog=Northwind;persist security info=False;user id=s" +
"a;workstation id=QIEYJ;packet size=4096";
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(788, 463);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.btnFillDataGrid,
this.panel1});
this.Menu = this.mnuFile;
this.Name = "Form1";
this.Text = "DataGrid Print Sample";
this.panel1.ResumeLayout(false);
((System.ComponentModel.ISupportInitialize)(this.dgTest)).EndInit();
this.ResumeLayout(false);

}
#endregion

/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}

private void btnFillDataGrid_Click(object sender, System.EventArgs e)
{
DataTable dt = new DataTable("Customers");
try
{
sqlDataAdapter1.Fill(dt);
dgTest.DataSource = dt;
}
catch (System.Exception ex)
{
MessageBox.Show(this,ex.Message);
}
}

private void miPrintPreview_Click(object sender, System.EventArgs e)
{
DataGridPrintDocument dpd = new DataGridPrintDocument(dgTest);
dpd.ColumnHeaderFont=new Font("Arial",8,FontStyle.Bold);
dpd.DefaultPageSettings.Landscape = true;

PrintPreviewDialog PrintPrevDlg=new PrintPreviewDialog();
PrintPrevDlg.Document = dpd;
PrintPrevDlg.ShowDialog(this);
}

private void miPrint_Click(object sender, System.EventArgs e)
{

DataGridPrintDocument dpd = new DataGridPrintDocument(dgTest);
dpd.DefaultPageSettings.Landscape = true;

PrintDialog PrintDlg=new PrintDialog();
PrintDlg.Document = dpd;

DialogResult dlgresult=PrintDlg.ShowDialog(this);
if (dlgresult==DialogResult.OK)
dpd.Print();

}

private void miExit_Click(object sender, System.EventArgs e)
{
Application.Exit();
}
}
}