初衷：由于之前遇到了这个问题 在网上搜索了许久 才把代码给调试好了 感觉 有必要 自己整理一下 方便“在路上”的IT们……
//打印按钮为:button6
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//命名空间：（只能比我的多，不能比我的少，有时候 会忘记这个最重要的地方，这是最…的…）
//三个控件：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Drawing.Printing;
//第一种：
#region***打印代码 简洁版***
private void button6_Click(object sender, EventArgs e)
{
if (dataGridView1.Rows.Count != 0)
{
printDialog1.Document = this.printDocument1;
printDialog1.ShowDialog(); //设置打印文档
printPreviewDialog1.Document = this.printDocument1;
printPreviewDialog1.ClientSize = new System.Drawing.Size(800, 500);//设置打印预览时的页面大小
printPreviewDialog1.PrintPreviewControl.Zoom = 1; //显示百分比为 100%
printPreviewDialog1.ShowDialog();
}
else
{
MessageBox.Show("打印内容为空");
}
}
private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
int r = 50; //设置横坐标的位置
int c = 20; //设置纵坐标的间隔
for (int i = 0; i < dataGridView1.Rows.Count; i++)
{
for (int j = 0; j < dataGridView1.Columns.Count; j++)
{
e.Graphics.DrawString(dataGridView1.Rows[i].Cells[j].Value.ToString(), new Font("宋体", 8, FontStyle.Regular), Brushes.Black, r, c);
r = r + 100;
}
r = 50;
c += 20;
}
}
#endregion
//第二种， 在以上命名空间 的基础上：
#region***打印代码 强大版***
private void button6_Click(object sender, EventArgs e)
{
printDialog1.Document = this.printDocument1;
printDialog1.ShowDialog();
PrintDataGridView pdgv = new PrintDataGridView();
pdgv.myPrint(dataGridView1, "King公司考勤时间表", "详情");
}
#endregion
//还要建一个名为PrintDataGridView类
using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing.Printing;
using System.Windows.Forms;
using System.Drawing;
namespace King公司考勤时间表//命名空间 别忘了改成自己的
{
public class PrintDataGridView
{
public PrintDataGridView()
{
}
static DataGridView dgv;
//标题名称
static string titleName = "";
//第二标题名称
static string titleName2 = "";
//当前行
static int rowIndex = 0;
//当前页
static int page = 1;
//每页显示多少行
static int rowsPerPage = 0;
///
///打印DataGridView
///
/// 要打印的DataGridView
/// 标题
/// /// 第二标题,可以为null
public void myPrint(DataGridView dataGridView, string title, string title2)
{
try
{
if (dataGridView == null)
{
return;
}
titleName = title;
titleName2 = title2;
dgv = dataGridView;
PrintPreviewDialog ppvw = new PrintPreviewDialog();
//显示比例为100%
ppvw.PrintPreviewControl.Zoom = 1.0;
PrintDocument printDoc = new PrintDocument();
//A4纸
printDoc.DefaultPageSettings.PaperSize = new PaperSize("A4", 850, 1000);
//设置边距
printDoc.DefaultPageSettings.Margins = new Margins(60, 60, 60, 60);
//设置要打印的文档
ppvw.Document = printDoc;
//最大化
((Form)ppvw).WindowState = FormWindowState.Maximized;
//当前行
rowIndex = 0;
//当前页
page = 1;
//打印事件
printDoc.PrintPage += new PrintPageEventHandler(printDoc_PrintPage);
printDoc.EndPrint += new PrintEventHandler(printDoc_EndPrint);
//打开预览
ppvw.ShowDialog();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
static void printDoc_EndPrint(object sender, PrintEventArgs e)
{
//当前行
rowIndex = 0;
//当前页
page = 1;
//每页显示多少行
rowsPerPage = 0;
}
private static void printDoc_PrintPage(object sender, PrintPageEventArgs e)
{
//标题字体
Font titleFont = new Font("宋体", 16, FontStyle.Bold);
//标题尺寸
SizeF titleSize = e.Graphics.MeasureString(titleName, titleFont, e.MarginBounds.Width);
//x坐标
int x = e.MarginBounds.Left;
//y坐标
int y = Convert.ToInt32(e.MarginBounds.Top - titleSize.Height);
//边距以内纸张宽度
int pagerWidth = e.MarginBounds.Width;
//画标题
e.Graphics.DrawString(titleName, titleFont, Brushes.Black, x + (pagerWidth - titleSize.Width) / 2, y);
y += (int)titleSize.Height;
if (titleName2 != null && titleName2 != "")
{
//画第二标题
e.Graphics.DrawString(titleName2, dgv.Font, Brushes.Black, x, y);
//第二标题尺寸
SizeF titleSize2 = e.Graphics.MeasureString(titleName2, dgv.Font, e.MarginBounds.Width);
y += (int)titleSize2.Height; ;
}
//表头高度
int headerHeight = 0;
//纵轴上 内容与线的距离
int padding = 6;
//所有显示列的宽度
int columnsWidth = 0;
//计算所有显示列的宽度
foreach (DataGridViewColumn column in dgv.Columns)
{
//隐藏列返回
if (!column.Visible) continue;
//所有显示列的宽度
columnsWidth += column.Width;
}
//计算表头高度
foreach (DataGridViewColumn column in dgv.Columns)
{
//列宽
int columnWidth = (int)(Math.Floor((double)column.Width / (double)columnsWidth * (double)pagerWidth));
//表头高度
int temp = (int)e.Graphics.MeasureString(column.HeaderText, column.InheritedStyle.Font, columnWidth).Height + 2 * padding;
if (temp > headerHeight) headerHeight = temp;
}
//画表头
foreach (DataGridViewColumn column in dgv.Columns)
{
//隐藏列返回
if (!column.Visible) continue;
//列宽
int columnWidth = (int)(Math.Floor((double)column.Width / (double)columnsWidth * (double)pagerWidth));
//内容居中要加的宽度
float cenderWidth = (columnWidth - e.Graphics.MeasureString(column.HeaderText, column.InheritedStyle.Font, columnWidth).Width) / 2;
if (cenderWidth < 0) cenderWidth = 0;
//内容居中要加的高度
float cenderHeight = (headerHeight + padding - e.Graphics.MeasureString(column.HeaderText, column.InheritedStyle.Font, columnWidth).Height) / 2;
if (cenderHeight < 0) cenderHeight = 0;
//画背景
e.Graphics.FillRectangle(new SolidBrush(Color.LightGray), new Rectangle(x, y, columnWidth, headerHeight));
//画边框
e.Graphics.DrawRectangle(Pens.Black, new Rectangle(x, y, columnWidth, headerHeight));
////画上边线
//e.Graphics.DrawLine(Pens.Black, x, y, x + columnWidth, y);
////画下边线
//e.Graphics.DrawLine(Pens.Black, x, y + headerHeight, x + columnWidth, y + headerHeight);
////画右边线
//e.Graphics.DrawLine(Pens.Black, x + columnWidth, y, x + columnWidth, y + headerHeight);
//if (x == e.MarginBounds.Left)
//{
// //画左边线
// e.Graphics.DrawLine(Pens.Black, x, y, x, y + headerHeight);
//}
//画内容
e.Graphics.DrawString(column.HeaderText, column.InheritedStyle.Font, new SolidBrush(column.InheritedStyle.ForeColor), new RectangleF(x + cenderWidth, y + cenderHeight, columnWidth, headerHeight));
x += columnWidth;
}
x = e.MarginBounds.Left;
y += headerHeight;
//遍历行
while (rowIndex < dgv.Rows.Count)
{
//当前行
DataGridViewRow row = dgv.Rows[rowIndex];
if (row.Visible)
{
//行高
int rowHeight = 0;
//计算行高
foreach (DataGridViewCell cell in row.Cells)
{
//当前列
DataGridViewColumn column = dgv.Columns[cell.ColumnIndex];
//隐藏列返回
if (!column.Visible || cell.Value == null) continue;
//列宽
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