DevExpress打印相关代码

using System;
using System.Windows.Forms;
using DevExpress.XtraPrinting;
using System.Xml.Serialization;
namespace MyDevExpressDemo
{
 /// <summary>
 /// PrintSettingController 的摘要说明。
 /// </summary>
 public class PrintSettingController
 {
   PrintingSystem ps = null;
  string formName=null;

  DevExpress.XtraPrinting.PrintableComponentLink link=null;
  /// <summary>
  /// 
  /// </summary>
  /// <param name="control">要打印的部件</param>
  /// <param name="FormName">此部件对应的布局信息</param>
  public PrintSettingController(IPrintable control,string FormName)
  {
   formName=FormName;
   ps=new DevExpress.XtraPrinting.PrintingSystem();
   link=new DevExpress.XtraPrinting.PrintableComponentLink(ps);
   ps.Links.Add(link);
   link.Component=control; 
   ps.PageSettingsChanged-=new EventHandler(ps_PageSettingsChanged);
   LoadPageSetting();
   ps.PageSettingsChanged+=new EventHandler(ps_PageSettingsChanged);
   ps.AfterMarginsChange+=new MarginsChangeEventHandler(ps_AfterMarginsChange);
  
  }
  public void Preview()
  {
   try
   {
    if(DevExpress.XtraPrinting.PrintHelper.IsPrintingAvailable)
    {
     Cursor.Current=Cursors.AppStarting;
     if(_PrintHeader!=null)
     {
      PageHeaderFooter phf = link.PageHeaderFooter as PageHeaderFooter;
      phf.Header.Content.Clear();
      phf.Header.Content.AddRange(new string[] {"",_PrintHeader,""});
      phf.Header.Font=new System.Drawing.Font("宋体",14,System.Drawing.FontStyle.Bold);
      phf.Header.LineAlignment=BrickAlignment.Center;
     }
     link.PaperKind=ps.PageSettings.PaperKind;
     link.Margins=ps.PageSettings.Margins;
     link.Landscape=ps.PageSettings.Landscape;
     link.CreateDocument();
     ps.PreviewForm.Show();
     
    }
    else
    {
     Cursor.Current=Cursors.Default;
     MessageBox.Show("打印机不可用", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
    }
   }
   finally
   {
    Cursor.Current=Cursors.Default;
   }
  }
  /// <summary>
  /// 打印控制器
  /// </summary>
  /// <param name="control">要打印的部件</param>
  public PrintSettingController(IPrintable control)
  {
   if(control==null)return;
   Control c=(Control)control;
   formName=c.FindForm().GetType().FullName+"."+c.Name;
   ps=new DevExpress.XtraPrinting.PrintingSystem();
   link=new DevExpress.XtraPrinting.PrintableComponentLink(ps);
   ps.Links.Add(link);
   link.Component=control;
   ps.PageSettingsChanged-=new EventHandler(ps_PageSettingsChanged);
   LoadPageSetting();
   ps.PageSettingsChanged+=new EventHandler(ps_PageSettingsChanged);
   ps.AfterMarginsChange+=new MarginsChangeEventHandler(ps_AfterMarginsChange);
  
  }
  public void ExportToHtml()
  {
   try
   {
    using(SaveFileDialog fd=new SaveFileDialog())
    {
     fd.Title="导出HTML文件";
     fd.RestoreDirectory=true;
     fd.Filter="HTML文件|*.htm";
     fd.FilterIndex=1;
     if(fd.ShowDialog()==DialogResult.OK)
     {
//      if(obj is DevExpress.XtraGrid.GridControl)
//      {
//       ((DevExpress.XtraGrid.GridControl)obj).ExportToHtml(fd.FileName);
//       MessageBox.Show("文件导出成功","导出",MessageBoxButtons.OK,MessageBoxIcon.Information);
//      }
//      else if(obj is DevExpress.XtraTreeList.TreeList)
//      {
       link.CreateDocument();
       ps.ExportToHtml(fd.FileName);
       MessageBox.Show("文件导出成功","导出",MessageBoxButtons.OK,MessageBoxIcon.Information);
//      }
      
     }
    }
   }
   finally
   {
   }
  }
  /// <summary>
  /// 网格分组时要导出，请使用这个，
  /// </summary>
  public void GridGroupToExcel()
  {
   DevExpress.XtraGrid.GridControl grid=this.link.Component as DevExpress.XtraGrid.GridControl;
   if(grid!=null)
   {
    using(SaveFileDialog fd=new SaveFileDialog())
    {
     fd.Title="导出Excel文件";
     fd.RestoreDirectory=true;
     fd.Filter="Excel文件|*.xls";
     fd.FilterIndex=1;
     if(fd.ShowDialog()==DialogResult.OK)
     {
     
      grid.ExportToExcel(fd.FileName);
      MessageBox.Show("文件导出成功","导出",MessageBoxButtons.OK,MessageBoxIcon.Information);
     
      
     }
    }
   }
  }
  public void ExportToExcel()
  {
   try
   {
    using(SaveFileDialog fd=new SaveFileDialog())
    {
     fd.Title="导出Excel文件";
     fd.RestoreDirectory=true;
     fd.Filter="Excel文件|*.xls";
     fd.FilterIndex=1;
     if(fd.ShowDialog()==DialogResult.OK)
     {
//      if(obj is DevExpress.XtraGrid.GridControl)
//      {
//       ((DevExpress.XtraGrid.GridControl)obj).ExportToExcel(fd.FileName);
//       MessageBox.Show("文件导出成功","导出",MessageBoxButtons.OK,MessageBoxIcon.Information);
//      }
//      else if(obj is DevExpress.XtraTreeList.TreeList)
//      {
       link.CreateDocument();
       ps.ExportToXls(fd.FileName);
       MessageBox.Show("文件导出成功","导出",MessageBoxButtons.OK,MessageBoxIcon.Information);
//      }
      
      
     }
    }
   }
   finally
   {
   }
  }
  string _PrintHeader=null;
  /// <summary>
  /// 打印时的标题
  /// </summary>
  public string PrintHeader
  {
   set
   {
    _PrintHeader=value;
   }
  }
  /// <summary>
  /// 进行打印
  /// </summary>
  public void Print()
  {
   try
   {
    if(DevExpress.XtraPrinting.PrintHelper.IsPrintingAvailable)
    {
     if(_PrintHeader!=null)
     {
      PageHeaderFooter phf = link.PageHeaderFooter as PageHeaderFooter;
      phf.Header.Content.Clear();
      phf.Header.Content.AddRange(new string[] {"",_PrintHeader,""});
      phf.Header.Font=new System.Drawing.Font("宋体",14,System.Drawing.FontStyle.Bold);
      phf.Header.LineAlignment=BrickAlignment.Center;
     }
     link.PaperKind=ps.PageSettings.PaperKind;
     link.Margins=ps.PageSettings.Margins;
     link.Landscape=ps.PageSettings.Landscape;
     link.CreateDocument();
     link.CreateDocument();
     ps.Print();
    }
    else
    {
     Cursor.Current=Cursors.Default;
     MessageBox.Show("打印机不可用", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
    }
   }
   finally
   {
   }
  }

  
  private void ps_AfterMarginsChange(object sender, MarginsChangeEventArgs e)
  {
   SavePageSetting();
  }

  private void ps_PageSettingsChanged(object sender, EventArgs e)
  {
   SavePageSetting();
  }

  //获取页面设置信息
  void LoadPageSetting()
  {
   try
   {
    string path=System.Windows.Forms.Application.StartupPath+"\\PrintLayout";
    if(!System.IO.Directory.Exists(path))
    {
     return;
    }
    path+="\\"+formName+".xml";
    if(!System.IO.File.Exists(path))
    {
     return;
    }
    XmlSerializer ser=new XmlSerializer(typeof(UserPageSetting));
    UserPageSetting setting=(UserPageSetting)ser.Deserialize(new System.IO.FileStream(path,System.IO.FileMode.Open,System.IO.FileAccess.Read,System.IO.FileShare.ReadWrite));
    
    System.Drawing.Printing.Margins m=new System.Drawing.Printing.Margins(setting.Left,setting.Right,setting.Top,setting.Bottom);
    ps.PageSettings.Assign(m,(System.Drawing.Printing.PaperKind)setting.PaperKind,setting.Landscape);
   }
   catch{}
  }
  /// <summary>
  /// 保存当前网格的布局
  /// </summary>
  void SavePageSetting()
  {
   try
   {
    string path=System.Windows.Forms.Application.StartupPath+"\\PrintLayout";
    if(!System.IO.Directory.Exists(path))
    {
     System.IO.Directory.CreateDirectory(path);
    }
    path+="\\"+formName+".xml";
    DevExpress.XtraPrinting.XtraPageSettings setting=   ps.PageSettings;
    UserPageSetting s=new UserPageSetting();
    s.Landscape=setting.Landscape;
    s.Left=setting.Margins.Left;
    s.Right=setting.Margins.Right;
    s.Top=setting.Margins.Top;
    s.Bottom=setting.Margins.Bottom;
    s.PaperKind=(int)setting.PaperKind;
    XmlSerializer ser=new XmlSerializer(s.GetType());
    ser.Serialize(new System.IO.FileStream(path,System.IO.FileMode.Create,System.IO.FileAccess.Write,System.IO.FileShare.ReadWrite),s);
   }
   catch{}
  }

  
 }
 /// <summary>
 /// 最终用户对某个打印页的设置
 /// </summary>
 [Serializable()]
 public class UserPageSetting
 {
  public UserPageSetting()
  {
  }
  public bool Landscape;
  public int PaperKind;
  public int Top;
  public int Bottom;
  public int Left;
  public int Right;
 }
}


 

如何使用:

PrintSettingController pc=new PrintSettingController(this.treeList1); //这里可以是任何实现IPrintable 的控件
   pc.PrintHeader="我的报表";
   pc.Preview();