C#打印类
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using System;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Printing;
using System.IO;
using System.Data ;
using System.Data.SqlClient ;
/// <summary>
/// 打印DataGrid中的数据到打印机
///
/// </summary>
public class DataGridPrintDocument : PrintDocument
{
//打印字体
private Font printFont = null;
private DataTable dt=null;
//当前页码
private int currentPageNumber=1;
//是否打印页码
private bool isPrintPageNumber=false;
public bool IsPrintPageNumber
{
get
{
return this.isPrintPageNumber ;
}
set
{
this.isPrintPageNumber =value;
}
}
//表格文字对齐方式:0:居左;1:居中;2:居右
private int ColStyle=0;
public int TableColStyle
{
get
{
return this.ColStyle;
}
set
{
this.ColStyle=value;
}
}
//是否需要竖线
private bool isNeedVertLine=false;
public bool IsNeedVertLine
{
get
{
return this.isNeedVertLine;
}
set
{
this.isNeedVertLine=value;
}
}
//是否需要横线
private bool isNeedHorLine=false;
public bool IsNeedHorLine
{
get
{
return this.isNeedHorLine;
}
set
{
this.isNeedHorLine=value;
}
}
//表体中文字和表格线的间隔比例
private float LineEmpty=1.3F;
public float LineEmptyCharacter
{
get
{
return this.LineEmpty;
}
set
{
this.LineEmpty=value;
}
}
//指定每页打印表格行数,如果超过纸张的高度就取默认值
private int LinePerPage=0;
public int LinePerNumberPage
{
get
{
return this.LinePerPage ;
}
set
{
this.LinePerPage=value;
}
}
//当前行号
private int currentLineNumber=0;
//表格列标题
private string[] colname=null;
//标题一
private string headtitle1=null;
public string HeadTitle1
{
get
{
return this.headtitle1;
}
set
{
this.headtitle1=value;
}
}
//标题二
private string headtitle2=null;
public string HeadTitle2
{
get
{
return this.headtitle2;
}
set
{
this.headtitle2=value;
}
}
//标题三
private string headtitle3=null;
public string HeadTitle3
{
get
{
return this.headtitle3;
}
set
{
this.headtitle3=value;
}
}
//标题四一
private string headtitle41=null;
public string HeadTitle41
{
get
{
return this.headtitle41;
}
set
{
this.headtitle41=value;
}
}
//标题四二
private string headtitle42=null;
public string HeadTitle42
{
get
{
return this.headtitle42;
}
set
{
this.headtitle42=value;
}
}
//标题四三
private string headtitle43=null;
public string HeadTitle43
{
get
{
return this.headtitle43;
}
set
{
this.headtitle43=value;
}
}
//页尾一一
private string tailtitle11=null;
public string TailTitle11
{
get
{
return this.tailtitle11 ;
}
set
{
this.tailtitle11 =value;
}
}
//页尾一二
private string tailtitle12=null;
public string TailTitle12
{
get
{
return this.tailtitle12;
}
set
{
this.tailtitle12 =value;
}
}
//页尾一三
private string tailtitle13=null;
public string TailTitle13
{
get
{
return this.tailtitle13 ;
}
set
{
this.tailtitle13=value;
}
}
//页尾二
private string tailtitle2=null;
public string TailTitle2
{
get
{
return this.tailtitle2;
}
set
{
this.tailtitle2 =value;
}
}
//每页打印DataGrid中数据行数
private int numsPerPage;
//要打印的DataGrid控件
private DataGrid printDataGrid =null;
public DataGrid PrintDataGrid
{
get
{
return this.printDataGrid ;
}
set
{
this.printDataGrid =value;
}
}
private void LoadTestDB()
{
}
/// <summary>
/// 构造器一
/// </summary>
public DataGridPrintDocument(DataGrid dataGrid,string[] ColName)
{
this.printDataGrid = dataGrid ;
this.printFont = dataGrid.Font;
this.colname =ColName;
dt=(DataTable)this.printDataGrid.DataSource;
//LoadTestDB();
}
/// <summary>
/// 构造器二
/// </summary>
/// <param name="dataGrid">要打印的DataGrid控件</param>
public DataGridPrintDocument(DataGrid dataGrid)
{
this.printDataGrid = dataGrid ;
this.printFont = dataGrid.Font;
}
//Override OnBeginPrint to set up the font we are going to use
protected override void OnBeginPrint(PrintEventArgs ev)
{
base.OnBeginPrint(ev) ;
}
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