C#打印操作实例

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.Data.SqlClient;namespace PrintDirection{ public partial class Form1 : Form { public Form1() { InitializeComponent(); } public bool Aspect = true;//打印方向 public bool boundary = false;//是否打印分割线 private void Form1_Activated(object sender, EventArgs e) { //在窗体中绘制一个预览表格 Graphics g = panel_Line.CreateGraphics(); int paneW = panel_Line.Width;//设置表格的宽度 int paneH = panel_Line.Height;//设置表格的高度 g.DrawRectangle(new Pen(Color.WhiteSmoke, paneW), 0, 0, paneW, paneH);//绘制一个矩形 } private void Form1_Load(object sender, EventArgs e) { comboBox_PageSize.SelectedIndex = 0; SqlConnection sqlcon = new SqlConnection("Data Source=.;Database=db_04;Uid=sa;Pwd=1@1.com;"); SqlDataAdapter sqlda = new SqlDataAdapter("select ID,Name,Sex from tb_Student", sqlcon); DataSet myds = new DataSet(); sqlda.Fill(myds); dataGridView1.DataSource = myds.Tables[0]; } private void checkBox_Aspect_MouseDown(object sender, MouseEventArgs e) { //改变窗体中预览表格的方向 int aspX = 0;//宽度 int aspY = 0;//高度 if (((CheckBox)sender).Checked == false)//如果不是纵向打印 { aspX = 136;//设置大小 aspY = 98; PrintClass.PageScape = true;//横向打印 } else { aspX = 100;//设置大小 aspY = 116; PrintClass.PageScape = false;//纵向打印 } panel_Line.Width = aspX;//设置控件的宽度 panel_Line.Height = aspY;//设置控件的高度 aspX = (int)((groupBox1.Width - aspX) / 2);//设置控件的Top panel_Line.Location = new Point(aspX, 90);//设置控件的位置 Form1_Activated(sender, e);//设用Activated事件 } private void button_Preview_Click(object sender, EventArgs e) { //对打印信息进行设置 PrintClass dgp = new PrintClass(this.dataGridView1, comboBox_PageSize.SelectedIndex, checkBox_Aspect.Checked); MSetUp(dgp);//记录窗体中打印信息的相关设置 string[] header = new string[dataGridView1.ColumnCount];//创建一个与数据列相等的字符串数组 for (int p = 0; p < dataGridView1.ColumnCount; p )//记录所有列标题的名列 { header[p] = dataGridView1.Columns[p].HeaderCell.Value.ToString(); } dgp.print();//显示打印预览窗体 } #region 设置打印数据的相关信息 /// <summary> /// 设置打印数据的相关信息 /// </summary> /// <param dgp="PrintClass">公共类PrintClass</param> private void MSetUp(PrintClass dgp) { dgp.PageAspect = Aspect;//设置横向打印 } #endregion }}