实例介绍
【实例简介】
【实例截图】
【核心代码】
using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; using System.Data.OleDb; namespace Print { /// <summary> /// Summary description for Form1. /// </summary> public class Form1 : System.Windows.Forms.Form { private System.Drawing.Printing.PrintDocument printDocument1; private System.Windows.Forms.PrintPreviewDialog printPreviewDialog1; private System.Windows.Forms.Button button4; private System.Drawing.Printing.PrintDocument printDocument2; private System.Windows.Forms.PrintPreviewDialog printPreviewDialog2; private System.Windows.Forms.PrintDialog printDialog1; private System.Windows.Forms.GroupBox groupBox1; private System.Windows.Forms.Button button3; private System.Windows.Forms.Button button2; private System.Windows.Forms.Button button1; private PrinterClass PrintC; private System.Windows.Forms.DataGrid dataGrid; private OleDbConnection conn = null; private string connectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=..\\..\\Northwind.mdb"; private string sql = null; private DataSet ds = null; /// <summary> /// Required designer variable. /// </summary> private System.ComponentModel.Container components = null; public Form1() { // // Required for Windows Form Designer support // InitializeComponent(); } private void Form1_Load(object sender,System.EventArgs e) { FillDataGrid(); } /// <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() { System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1)); this.dataGrid = new System.Windows.Forms.DataGrid(); this.printDocument1 = new System.Drawing.Printing.PrintDocument(); this.printPreviewDialog1 = new System.Windows.Forms.PrintPreviewDialog(); this.button4 = new System.Windows.Forms.Button(); this.printDocument2 = new System.Drawing.Printing.PrintDocument(); this.printPreviewDialog2 = new System.Windows.Forms.PrintPreviewDialog(); this.printDialog1 = new System.Windows.Forms.PrintDialog(); this.groupBox1 = new System.Windows.Forms.GroupBox(); this.button3 = new System.Windows.Forms.Button(); this.button2 = new System.Windows.Forms.Button(); this.button1 = new System.Windows.Forms.Button(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid)).BeginInit(); this.groupBox1.SuspendLayout(); this.SuspendLayout(); // // dataGrid // this.dataGrid.BackColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(224)), ((System.Byte)(192))); this.dataGrid.BackgroundColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(255)), ((System.Byte)(192))); this.dataGrid.DataMember = ""; this.dataGrid.Font = new System.Drawing.Font("Times New Roman", 11.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(177))); this.dataGrid.GridLineColor = System.Drawing.Color.Black; this.dataGrid.HeaderBackColor = System.Drawing.Color.FromArgb(((System.Byte)(192)), ((System.Byte)(192)), ((System.Byte)(255))); this.dataGrid.HeaderFont = new System.Drawing.Font("Times New Roman", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(177))); this.dataGrid.HeaderForeColor = System.Drawing.Color.Red; this.dataGrid.Location = new System.Drawing.Point(0, 0); this.dataGrid.Name = "dataGrid"; this.dataGrid.Size = new System.Drawing.Size(592, 200); this.dataGrid.TabIndex = 0; // // printDocument1 // this.printDocument1.PrintPage = new System.Drawing.Printing.PrintPageEventHandler(this.printDocument1_PrintPage); // // printPreviewDialog1 // this.printPreviewDialog1.AutoScrollMargin = new System.Drawing.Size(0, 0); this.printPreviewDialog1.AutoScrollMinSize = new System.Drawing.Size(0, 0); this.printPreviewDialog1.ClientSize = new System.Drawing.Size(400, 300); this.printPreviewDialog1.Document = this.printDocument1; this.printPreviewDialog1.Enabled = true; this.printPreviewDialog1.Icon = ((System.Drawing.Icon)(resources.GetObject("printPreviewDialog1.Icon"))); this.printPreviewDialog1.Location = new System.Drawing.Point(88, 96); this.printPreviewDialog1.MinimumSize = new System.Drawing.Size(375, 250); this.printPreviewDialog1.Name = "printPreviewDialog1"; this.printPreviewDialog1.TransparencyKey = System.Drawing.Color.Empty; this.printPreviewDialog1.Visible = false; // // button4 // this.button4.Location = new System.Drawing.Point(384, 216); this.button4.Name = "button4"; this.button4.Size = new System.Drawing.Size(104, 48); this.button4.TabIndex = 4; this.button4.Text = "Print with header and footer"; this.button4.Click = new System.EventHandler(this.button4_Click); // // printDocument2 // this.printDocument2.PrintPage = new System.Drawing.Printing.PrintPageEventHandler(this.printDocument2_PrintPage); // // printPreviewDialog2 // this.printPreviewDialog2.AutoScrollMargin = new System.Drawing.Size(0, 0); this.printPreviewDialog2.AutoScrollMinSize = new System.Drawing.Size(0, 0); this.printPreviewDialog2.ClientSize = new System.Drawing.Size(400, 300); this.printPreviewDialog2.Document = this.printDocument2; this.printPreviewDialog2.Enabled = true; this.printPreviewDialog2.Icon = ((System.Drawing.Icon)(resources.GetObject("printPreviewDialog2.Icon"))); this.printPreviewDialog2.Location = new System.Drawing.Point(279, 17); this.printPreviewDialog2.MinimumSize = new System.Drawing.Size(375, 250); this.printPreviewDialog2.Name = "printPreviewDialog2"; this.printPreviewDialog2.TransparencyKey = System.Drawing.Color.Empty; this.printPreviewDialog2.Visible = false; // // printDialog1 // this.printDialog1.AllowSelection = true; this.printDialog1.AllowSomePages = true; this.printDialog1.Document = this.printDocument1; // // groupBox1 // this.groupBox1.Controls.Add(this.button3); this.groupBox1.Controls.Add(this.button2); this.groupBox1.Controls.Add(this.button1); this.groupBox1.Location = new System.Drawing.Point(56, 224); this.groupBox1.Name = "groupBox1"; this.groupBox1.Size = new System.Drawing.Size(224, 80); this.groupBox1.TabIndex = 6; this.groupBox1.TabStop = false; this.groupBox1.Text = "Print without header"; // // button3 // this.button3.Location = new System.Drawing.Point(8, 32); this.button3.Name = "button3"; this.button3.TabIndex = 8; this.button3.Text = "PrintDialog"; this.button3.Click = new System.EventHandler(this.button3_Click); // // button2 // this.button2.Location = new System.Drawing.Point(96, 48); this.button2.Name = "button2"; this.button2.Size = new System.Drawing.Size(120, 23); this.button2.TabIndex = 7; this.button2.Text = "Preview"; this.button2.Click = new System.EventHandler(this.button2_Click); // // button1 // this.button1.Location = new System.Drawing.Point(96, 24); this.button1.Name = "button1"; this.button1.Size = new System.Drawing.Size(120, 23); this.button1.TabIndex = 6; this.button1.Text = "Print"; this.button1.Click = new System.EventHandler(this.button1_Click); // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(624, 331); this.Controls.Add(this.groupBox1); this.Controls.Add(this.button4); this.Controls.Add(this.dataGrid); this.Name = "Form1"; this.Text = "Form1"; this.Load = new System.EventHandler(this.Form1_Load); ((System.ComponentModel.ISupportInitialize)(this.dataGrid)).EndInit(); this.groupBox1.ResumeLayout(false); this.ResumeLayout(false); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new Form1()); } private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e) { //print grid bool morepages = PrintC.Print(e.Graphics); if (morepages) { e.HasMorePages = true; } } private void button1_Click(object sender, System.EventArgs e) { //create printerclass object PrintC = new PrinterClass(printDocument1,dataGrid); printDocument1.Print(); } private void FillDataGrid() { try { sql = "SELECT CustomerID,CompanyName,ContactName,Address,City,Country,Phone,Fax FROM Customers"; conn = new OleDbConnection(connectionString); OleDbDataAdapter adapter = new OleDbDataAdapter(sql, conn); ds = new DataSet("Customers"); adapter.Fill(ds, "Customers"); dataGrid.DataSource = ds.Tables[0].DefaultView; // By default there is no DataGridTableStyle object. // Add all DataSet table's style to the DataGrid foreach(DataTable dTable in ds.Tables) { DataGridTableStyle dgStyle = new DataGridTableStyle(); dgStyle.MappingName = dTable.TableName; dataGrid.TableStyles.Add(dgStyle); } // DataGrid settings dataGrid.CaptionText = "DataGrid Printing"; dataGrid.HeaderFont = new Font("Verdana", 12); } catch (Exception ex) { Console.WriteLine(ex.Message); } } private void button2_Click(object sender, System.EventArgs e) { //create printerclass object PrintC = new PrinterClass(printDocument1,dataGrid); //preview if (printPreviewDialog1.ShowDialog() == DialogResult.Cancel){} } private void printDocument2_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e) { float CurrentX = (e.PageBounds.Width - e.MarginBounds.Left) / 2; //center float CurrentY = e.MarginBounds.Top; //header string text = dataGrid.CaptionText; Font font = dataGrid.CaptionFont; RectangleF rect = new RectangleF(CurrentX,CurrentY,e.Graphics.MeasureString(text,font).Width,e.Graphics.MeasureString(text,font).Height); e.Graphics.FillRectangle(new SolidBrush(dataGrid.CaptionBackColor),rect); e.Graphics.DrawString(text,font,Brushes.Black,rect); CurrentY = CurrentY rect.Height; //print with given X and Y start bool morepages = PrintC.Print(e.Graphics,ref CurrentX,ref CurrentY); if (morepages) { e.HasMorePages = true; } //footer CurrentX = (e.PageBounds.Width - e.MarginBounds.Left) / 2; //center CurrentY = 20; text = PrintC.PageCounter.ToString(); rect = new RectangleF(CurrentX,CurrentY,e.Graphics.MeasureString(text,font).Width,e.Graphics.MeasureString(text,font).Height); e.Graphics.FillRectangle(new SolidBrush(dataGrid.CaptionBackColor),rect); e.Graphics.DrawString(text,font,Brushes.Black,rect); } private void button4_Click(object sender, System.EventArgs e) { //create printerclass object PrintC = new PrinterClass(printDocument2,dataGrid); //preview with header and footer printPreviewDialog2.ShowDialog(); } private void button3_Click(object sender, System.EventArgs e) { printDialog1.ShowDialog(); } } }
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