打印问题？我在CSDN中搜索到的贴子打开总是找不到页面！

： sumanden(心头慌，打中张) 这个文章很好。用来做一些特殊的报表很好文章的下篇
http://www.microsoft.com/china/community/TechZone/TechArticle/TechDoc/xmlwebprint.asp

把你最麻烦的报表样式给我看看。看看楼上的这种xml 写的dll 能不能实现！

那个XML打印的源程序:不过要先译成DLL才可以.
using System;
using System.Xml;
using System.Data;
using System.Drawing;
using System.Collections;
using System.Windows.Forms;
using System.ComponentModel;
using System.Drawing.Printing;
using System.Drawing.Drawing2D;namespace RemotePrint
{

public class Parser
{
public Parser()
{
}
public static PrintElement CreateElement(XmlNode element)
{
PrintElement printElement = null;
switch(element.Name)
{
case "text":
printElement = new Text(element);
break;
case "table":
printElement = new Table(element);
break;
case "linechart"://新增加的linechart
printElement = new LineChart(element);
break;
default:
printElement = new PrintElement();
break;
}
return printElement;
}
} public class LineChart : PrintElement
{
private XmlNode chart;
public LineChart(XmlNode Chart)
{
chart = Chart;
}

public override bool Draw(Graphics g)
{
DrawCoordinate(g, chart["coordinate"]);//画坐标轴
DrawChart(g, chart["chart"]);
return false;
}

private void DrawCoordinate(Graphics g, XmlNode coo)
{
DrawXCoor(g, coo["xcoordinate"]);//画X坐标
DrawYCoor(g, coo["ycoordinate"]);//画Y坐标
}

private void DrawXCoor(Graphics g, XmlNode xcoo)
{
int x = int.Parse(xcoo.Attributes["x"].InnerText);
int y = int.Parse(xcoo.Attributes["y"].InnerText);
int length = int.Parse(xcoo.Attributes["length"].InnerText);
bool arrow = bool.Parse(xcoo.Attributes["arrow"].InnerText);
int stroke = int.Parse(xcoo.Attributes["stroke"].InnerText);
Color color = Color.FromName(xcoo.Attributes["color"].InnerText);
Pen pen = new Pen(color, (float)stroke);
if(arrow)//是否有箭头
{
AdjustableArrowCap Arrow = new AdjustableArrowCap(
(float)(stroke * 1.5 + 1.5),
(float)(stroke * 1.5 + 2), true);
pen.CustomEndCap = Arrow;
}
g.DrawLine(pen, x, y, x + length, y);//画坐标
//画刻度
foreach(XmlNode scale in xcoo.ChildNodes)
{
int len = int.Parse(scale.Attributes["length"].InnerText);
int height = int.Parse(scale.Attributes["height"].InnerText);
int width = int.Parse(scale.Attributes["width"].InnerText);
int fontsize = int.Parse(scale.Attributes["fontsize"].InnerText);
Color clr = Color.FromName(scale.Attributes["color"].InnerText);
string name = scale.InnerText;

Pen p = new Pen(clr, (float)width);
g.DrawLine(p, x + len, y, x + len, y - height);
Font font = new Font("Arial", (float)fontsize);
g.DrawString(
name, font, new SolidBrush(clr),
(float)(x + len - 10), (float)(y + 10));
}
}

private void DrawYCoor(Graphics g, XmlNode ycoo)
{
int x = int.Parse(ycoo.Attributes["x"].InnerText);
int y = int.Parse(ycoo.Attributes["y"].InnerText);
int length = int.Parse(ycoo.Attributes["length"].InnerText);
bool arrow = bool.Parse(ycoo.Attributes["arrow"].InnerText);
int stroke = int.Parse(ycoo.Attributes["stroke"].InnerText);
Color color = Color.FromName(ycoo.Attributes["color"].InnerText);
Pen pen = new Pen(color, (float)stroke);
if(arrow)//是否有箭头
{
AdjustableArrowCap Arrow = new AdjustableArrowCap(
(float)(stroke * 1.5 + 2),
(float)(stroke * 1.5 + 3),
true);
pen.CustomEndCap = Arrow;
}
g.DrawLine(pen, x, y, x, y + length);//画坐标
//画刻度
foreach(XmlNode scale in ycoo.ChildNodes)
{
int len = int.Parse(scale.Attributes["length"].InnerText);
int height = int.Parse(scale.Attributes["height"].InnerText);
int width = int.Parse(scale.Attributes["width"].InnerText);
int fontsize = int.Parse(scale.Attributes["fontsize"].InnerText);
Color clr = Color.FromName(scale.Attributes["color"].InnerText);
string name = scale.InnerText;
Pen p = new Pen(clr, (float)width);
g.DrawLine(p, x, y + len, x + height, y + len);
Font font = new Font("Arial", (float)fontsize);
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Far;
RectangleF rect = new RectangleF(
(float)(x - 100),
(float)(y + len - 25),
90f,
50f);
sf.LineAlignment = StringAlignment.Center;
g.DrawString(name, font, new SolidBrush(clr), rect, sf);
}
}

接上页: private void DrawChart(Graphics g, XmlNode chart)
{
foreach(XmlNode lines in chart.ChildNodes)
{
DrawLines(g, lines);
}
} private void DrawLines(Graphics g, XmlNode lines)
{
int Stroke = int.Parse(lines.Attributes["stroke"].InnerText);
Point[] points = new Point[lines.ChildNodes.Count];
Color linecolor = Color.FromName(lines.Attributes["color"].InnerText);
for(int i = 0; i < lines.ChildNodes.Count; i++)
{
XmlNode node = lines.ChildNodes[i];
points[i] = new Point(
int.Parse(node.Attributes["x"].InnerText),
int.Parse(node.Attributes["y"].InnerText));
int Radius = int.Parse(node.Attributes["radius"].InnerText);
Color pointcolor = Color.FromName(node.Attributes["color"].InnerText);
if(Radius != 0)//画点
{
g.FillEllipse(new SolidBrush(pointcolor),
points[i].X - Radius,
points[i].Y - Radius,
Radius * 2,
Radius * 2);
}
}
Pen pen = new Pen(linecolor);
g.DrawLines(pen, points);//画线
}
} public class PrintElement
{
public PrintElement()
{
} public virtual bool Draw(Graphics g)
{
return false;
}
} public class Table : PrintElement
{
private XmlNode table;
public static int count = 0, pc = 1; public Table(XmlNode Table)
{
table = Table;
} public override bool Draw(Graphics g)
{
//表格坐标
int tableX = int.Parse(table.Attributes["x"].InnerText);
int tableY = int.Parse(table.Attributes["y"].InnerText);
int x = tableX, y = tableY;
DrawTopLine(g, table);//画表格顶线
Pen pen = new Pen(Color.FromName(table.Attributes["bordercolor"].InnerText),
float.Parse(table.Attributes["border"].InnerText));
int trheight = 0;
//表头
foreach(XmlNode tr in table["tablehead"].ChildNodes)
{
trheight = int.Parse(tr.Attributes["height"].InnerText);
DrawTR(x, y, tr, pen, g);
y += trheight;
}
//表项
for(int i = 0; i < int.Parse(table.Attributes["maxlines"].InnerText); i++)
{
XmlNode tr = table["tablebody"].ChildNodes[count];
trheight = int.Parse(tr.Attributes["height"].InnerText);
DrawTR(x, y, tr, pen, g);
y += trheight;
count++;
if(count == table["tablebody"].ChildNodes.Count)
break;
}
x = tableX;
//表底
foreach(XmlNode tr in table["tablefoot"].ChildNodes)
{
trheight = int.Parse(tr.Attributes["height"].InnerText);
DrawTR(x, y, tr, pen, g);
y += trheight;
}
int currentpage = pc;
pc++;
bool hasPage = false; if(count < table["tablebody"].ChildNodes.Count - 1)
{
hasPage = true;//需要继续打印
}
else
{
count = 0;
pc = 1;
hasPage = false;//表格打印完毕
}
return hasPage;
} private void DrawTopLine(Graphics g, XmlNode table)
{
Pen pen = new Pen(Color.FromName(table.Attributes["bordercolor"].InnerText),
float.Parse(table.Attributes["border"].InnerText));
int width = 0;
foreach(XmlNode td in table.FirstChild.FirstChild)
{
width += int.Parse(td.Attributes["width"].InnerText);
}
int x = int.Parse(table.Attributes["x"].InnerText);
int y = int.Parse(table.Attributes["y"].InnerText);
g.DrawLine(pen, x, y, x + width, y);
} //画表格行
private void DrawTR(int x, int y, XmlNode tr, Pen pen, Graphics g)
{
int height = int.Parse(tr.Attributes["height"].InnerText);
int width;
g.DrawLine(pen, x, y, x, y + height);//画左端线条
foreach(XmlNode td in tr)
{
width = int.Parse(td.Attributes["width"].InnerText);
DrawTD(x, y, width, height, td, g);
g.DrawLine(pen, x + width, y, x + width, y + height);//右线
g.DrawLine(pen, x, y + height, x + width, y + height);//底线
x += width;
}
} //画单元格
private void DrawTD(int x, int y, int width, int height, XmlNode td, Graphics g)
{
Brush brush = new SolidBrush(Color.FromName(td.Attributes["bgcolor"].InnerText));
g.FillRectangle(brush, x, y, width, height);
FontStyle style = FontStyle.Regular;
//设置字体样式
if(td.Attributes["b"].InnerText == "true")
style |= FontStyle.Bold;
if(td.Attributes["i"].InnerText == "true")
style |= FontStyle.Italic;
if(td.Attributes["u"].InnerText == "true")
style |= FontStyle.Underline;
Font font = new Font(td.Attributes["fontname"].InnerText,
float.Parse(td.Attributes["fontsize"].InnerText), style);
brush = new SolidBrush(Color.FromName(td.Attributes["fontcolor"].InnerText));
StringFormat sf = new StringFormat();
//设置对齐方式
switch(td.Attributes["align"].InnerText)
{
case "center":
sf.Alignment = StringAlignment.Center;
break;
case "right":
sf.Alignment = StringAlignment.Near;
break;
default:
sf.Alignment = StringAlignment.Far;
break;
}
sf.LineAlignment = StringAlignment.Center;
RectangleF rect = new RectangleF( (float)x, (float)y, (float)width, (float)height);
g.DrawString(td.InnerText, font, brush, rect, sf);
}
} public class Text : PrintElement
{
private XmlNode text = null;
public Text(XmlNode Text)
{
text = Text;
}
public override bool Draw(Graphics g)
{
Font font = new Font(text.Attributes["fontname"].InnerText,
int.Parse(text.Attributes["fontsize"].InnerText));
Brush brush = new SolidBrush(Color.FromName(text.Attributes["fontcolor"].InnerText));
g.DrawString(text.InnerText, font, brush, float.Parse(text.Attributes["x"].InnerText),
float.Parse(text.Attributes["y"].InnerText));
return false;
}
}

再接上页: public class PrintControl : System.Windows.Forms.UserControl
{
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.Button button3;
private System.Windows.Forms.Label label1;
private System.Drawing.Printing.PrintDocument printDocument1;
private System.Windows.Forms.PageSetupDialog pageSetupDialog1;
private System.Windows.Forms.PrintPreviewDialog printPreviewDialog1;
private XmlDocument doc = new XmlDocument();
public static int Pages = 1;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null; private void SettingPrinter(XmlNode ps)
{
//打印方向（纵/横）
this.printDocument1.DefaultPageSettings.Landscape = bool.Parse(ps["landscape"].InnerText);
//设置纸张类型
string papername = ps["paperkind"].InnerText;
bool fitpaper = false;
//获取打印机支持的所有纸张类型
foreach(PaperSize size in this.printDocument1.PrinterSettings.PaperSizes)
{
if(papername == size.PaperName)//看该打印机是否有我们需要的纸张类型
{
this.printDocument1.DefaultPageSettings.PaperSize = size;
fitpaper = true;
}
}
if(!fitpaper)
{
//假如没有我们需要的标准类型,则使用自定义的尺寸
this.printDocument1.DefaultPageSettings.PaperSize =
new PaperSize("Custom", int.Parse(ps["paperwidth"].InnerText),
int.Parse(ps["paperheight"].InnerText));
}
} public PrintControl()
{
// 该调用是 Windows.Forms 窗体设计器所必需的。
InitializeComponent();
// TODO: 在 InitializeComponent 调用后添加任何初始化
this.printDocument1.PrintPage += new PrintPageEventHandler(this.pd_PrintPage);
} /// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if( components != null )
components.Dispose();
}
base.Dispose( disposing );
} #region Component Designer generated code
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器
/// 修改此方法的内容。
/// </summary>
private void InitializeComponent()
{
System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(PrintControl));
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.button3 = new System.Windows.Forms.Button();
this.label1 = new System.Windows.Forms.Label();
this.printDocument1 = new System.Drawing.Printing.PrintDocument();
this.pageSetupDialog1 = new System.Windows.Forms.PageSetupDialog();
this.printPreviewDialog1 = new System.Windows.Forms.PrintPreviewDialog();
this.SuspendLayout();
//
// button1
//
this.button1.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.button1.Enabled = false;
this.button1.Location = new System.Drawing.Point(192, 40);
this.button1.Name = "button1";
this.button1.TabIndex = 0;
this.button1.Text = "页面设置";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// button2
//
this.button2.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.button2.Enabled = false;
this.button2.Location = new System.Drawing.Point(280, 40);
this.button2.Name = "button2";
this.button2.TabIndex = 1;
this.button2.Text = "打印预览";
this.button2.Click += new System.EventHandler(this.button2_Click);
//
// button3
//
this.button3.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.button3.Enabled = false;
this.button3.Location = new System.Drawing.Point(368, 40);
this.button3.Name = "button3";
this.button3.TabIndex = 2;
this.button3.Text = "打  印";
this.button3.Click += new System.EventHandler(this.button3_Click);
//
// label1
//
this.label1.Anchor = System.Windows.Forms.AnchorStyles.Left;
this.label1.AutoSize = true;
this.label1.Location = new System.Drawing.Point(8, 40);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(48, 14);
this.label1.TabIndex = 3;
this.label1.Text = "状态...";
//
// pageSetupDialog1
//
this.pageSetupDialog1.Document = this.printDocument1;
//
// printPreviewDialog1
//
this.printPreviewDialog1.AutoScrollMargin = new System.Drawing.Size(0, 0);
this.printPreviewDialog1.AutoScrollMinSize = new System.Drawing.Size(0, 0);
this.printPreviewDialog1.ClientSize = new System.Drawing.Size(400, 300);
this.printPreviewDialog1.Document = this.printDocument1;
this.printPreviewDialog1.Enabled = true;
this.printPreviewDialog1.Icon = ((System.Drawing.Icon)(resources.GetObject("printPreviewDialog1.Icon")));
this.printPreviewDialog1.Location = new System.Drawing.Point(275, 14);
this.printPreviewDialog1.MaximumSize = new System.Drawing.Size(0, 0);
this.printPreviewDialog1.Name = "printPreviewDialog1";
this.printPreviewDialog1.Opacity = 1;
this.printPreviewDialog1.TransparencyKey = System.Drawing.Color.Empty;
this.printPreviewDialog1.Visible = false;
//
// PrintControl
//
this.BackColor = System.Drawing.Color.White;
this.Controls.AddRange(new System.Windows.Forms.Control[] {
  this.label1,
  this.button3,
  this.button2,
  this.button1});
this.Name = "PrintControl";
this.Size = new System.Drawing.Size(456, 88);
this.Load += new System.EventHandler(this.PrintControl_Load);
this.ResumeLayout(false); }
#endregion private void PrintControl_Load(object sender, System.EventArgs e)
{
try
{
//装载报表XML数据
this.label1.Text = "正在加载报表数据，请稍侯...";
doc.Load("http://localhost/Report.xml");
this.label1.Text = "报表数据加载完毕！";
this.button1.Enabled = this.button2.Enabled = this.button3.Enabled = true;
}
catch(Exception ex)
{
this.label1.Text = "出现错误：" + ex.Message;
}
} private void pd_PrintPage(object sender, PrintPageEventArgs ev)
{
Graphics g = ev.Graphics;
bool HasMorePages = false;
PrintElement printElement = null;

foreach(XmlNode node in doc["root"]["reporttable"].ChildNodes)
{
printElement = Parser.CreateElement(node);//调用解析器生成相应的对象
try
{
HasMorePages = printElement.Draw(g);//是否需要分页
}
catch(Exception ex)
{
this.label1.Text = ex.Message;
}
} //在页底中间输出页码
Font font = new Font("Arial", 12.0f);
Brush brush = new SolidBrush(Color.Black);
g.DrawString("The" + Pages.ToString() + "Page",
font,brush,ev.MarginBounds.Width / 2 + ev.MarginBounds.Left - 30,
ev.PageBounds.Height - 60); if(HasMorePages)
{
Pages++;
}
ev.HasMorePages = HasMorePages;
} private void button1_Click(object sender, System.EventArgs e)
{
this.pageSetupDialog1.ShowDialog();
this.printDocument1.DefaultPageSettings = this.pageSetupDialog1.PageSettings;
} private void button2_Click(object sender, System.EventArgs e)
{
try
{
this.printPreviewDialog1.ShowDialog();
}
catch(Exception ex)
{
this.label1.Text = ex.Message;
}
} private void button3_Click(object sender, System.EventArgs e)
{
try
{
this.printDocument1.Print();
}
catch(Exception ex)
{
this.label1.Text = ex.Message;
}
}
}
}
终于完事了.

to:hongshun(好好)
我还没有开始做

旧帖子(2002年3月至今)需要重新build静态页面，方法是：http://expert.csdn.net/expert/buildtopic.asp?id=帖子id

调试易

打印问题？我在CSDN中搜索到的贴子打开总是找不到页面！

解决方案 »