Winform中用PrintDocument控件打印报表实例
using System;
using System.Drawing;
using System.Drawing.Printing;
using System.Windows.Forms;
public class PrintReportForm : Form
{
private Button btnPrint = new Button();
private Button btnPreview = new Button();
private PrintDocument printDoc = new PrintDocument();
private PrintPreviewDialog previewDlg = new PrintPreviewDialog();
public PrintReportForm()
{
// 初始化UI
btnPrint.Text = "直接打印";
btnPrint.Location = new Point(20, 20);
btnPrint.Click += BtnPrint_Click;
btnPreview.Text = "打印预览";
btnPreview.Location = new Point(120, 20);
btnPreview.Click += BtnPreview_Click;
this.Controls.Add(btnPrint);
this.Controls.Add(btnPreview);
// 设置打印文档
printDoc.PrintPage += PrintDoc_PrintPage;
printDoc.DocumentName = "销售报表";
}
private void BtnPrint_Click(object sender, EventArgs e)
{
PrintDialog printDlg = new PrintDialog();
printDlg.Document = printDoc;
if (printDlg.ShowDialog() == DialogResult.OK)
{
printDoc.Print();
}
}
private void BtnPreview_Click(object sender, EventArgs e)
{
previewDlg.Document = printDoc;
previewDlg.ShowDialog();
}
private void PrintDoc_PrintPage(object sender, PrintPageEventArgs e)
{
// 设置字体和画刷
Font titleFont = new Font("宋体", 18, FontStyle.Bold);
Font headerFont = new Font("宋体", 12, FontStyle.Bold);
Font contentFont = new Font("宋体", 10);
SolidBrush brush = new SolidBrush(Color.Black);
// 打印标题
string title = "2025年6月销售报表";
e.Graphics.DrawString(title, titleFont, brush,
new PointF((e.PageBounds.Width - e.Graphics.MeasureString(title, titleFont).Width) / 2, 50));
// 打印表头
float yPos = 100;
e.Graphics.DrawString("产品名称", headerFont, brush, 50, yPos);
e.Graphics.DrawString("数量", headerFont, brush, 250, yPos);
e.Graphics.DrawString("单价", headerFont, brush, 350, yPos);
e.Graphics.DrawString("总价", headerFont, brush, 450, yPos);
// 打印表格内容（示例数据）
string[,] data = {
{"产品A", "120", "15.5", "1860"},
{"产品B", "85", "22.3", "1895.5"},
{"产品C", "210", "8.9", "1869"}
};
yPos += 30;
for (int i = 0; i < 3; i++)
{
e.Graphics.DrawString(data[i,0], contentFont, brush, 50, yPos);
e.Graphics.DrawString(data[i,1], contentFont, brush, 250, yPos);
e.Graphics.DrawString(data[i,2], contentFont, brush, 350, yPos);
e.Graphics.DrawString(data[i,3], contentFont, brush, 450, yPos);
yPos += 20;
}
// 打印页脚
e.Graphics.DrawString($"打印时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm")}",
contentFont, brush, 50, yPos + 30);
}
}
// 程序入口
static class Program
{
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new PrintReportForm());
}
}
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