|
Public Class dayreport1
??? Inherits System.Windows.Forms.Form
??? Private TableFont As New Font("宋体",9)?????????? '当前要打印文本的字体及字号
??? Private HeadFont As New Font("黑体",12,FontStyle.Underline) '表头字体
??? Private SubHeadFont As New Font("楷体_GB2312",10,FontStyle.Regular) '副表头字体
??? Private HeadText As String?? '表头文字
??? Private SubHeadLeftText As String? '副表头左文字
??? Private SubHeadRightText As String? '副表头右文字
??? Private HeadHeight As Integer = 40 '表头高度
??? Private SubHeadHeight As Integer = 30 '副表头高度
??? Private FootFont As New Font("黑体",FontStyle.Underline) '表脚字体
??? Private SubFootFont As New Font("楷体_GB2312",FontStyle.Regular) '副表脚字体
??? Private FootText As String? '表脚文字
??? Private SubFootLeftText As String? '副表脚左文字
??? Private SubfootRightText As String
??? Private FootHeight As Integer = 40 '表脚高度
??? Private SubFootHeight As Integer = 30 '副表脚高度
??? Dim X_unit As Integer?????????????????????????????? '表的基本单位
??? Dim Y_unit As Integer = TableFont.Height * 2.5
??? '以下为模块内部使用
??? Private ev As Printing.PrintPageEventArgs
??? Private DataGridColumn As DataColumn
??? Private DataGridRow As DataRow
??? Private DataTable1 As DataTable
??? Private Cols As Integer???????????????????????????? '当前要打印的列
??? Private Rows As Integer = 0???????????????????????? '当前要打印的行
??? Private ColsCount As Integer??????????????????????? '当前DATAGRID共有多少列
??? Private PrintingLineNumber As Integer = 0?????????? '当前正要打印的行号
??? Private PageRecordNumber As Integer???????????????? '当前要所要打印的记录行数,由计算得到.
??? Private PrintingPageNumber As Integer = 0?????????? '正要打印的页号
??? Private PageNumber As Integer?????????????????????? '共需要打印的页数
??? Private PrintRecordLeave As Integer???????????????? '当前还有多少页没有打印
??? Private PrintRecordComplete As Integer = 0???????? '已经打印完的记录数
??? Private Pleft As Integer
??? Private Ptop As Integer
??? Private Pright As Integer
??? Private Pbottom As Integer
??? Private Pwidth As Integer
??? Private Pheigh As Integer
??? Private DrawBrush As New SolidBrush(System.Drawing.Color.Black)???? '当前画笔颜色
??? Private PrintRecordNumber As Integer '每页打印的记录条数
??? Private Totalpage As Integer '总共应该打印的页数
??? '用户自定义字体及字号
??? Public WriteOnly Property SetTableFont() As System.Drawing.Font
??????? Set(ByVal Value As System.Drawing.Font)
??????????? TableFont = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetHeadFont() As System.Drawing.Font
??????? Set(ByVal Value As System.Drawing.Font)
??????????? HeadFont = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubHeadFont() As System.Drawing.Font
??????? Set(ByVal Value As System.Drawing.Font)
??????????? SubHeadFont = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetFootFont() As System.Drawing.Font
??????? Set(ByVal Value As System.Drawing.Font)
??????????? FootFont = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubFootFont() As System.Drawing.Font
??????? Set(ByVal Value As System.Drawing.Font)
??????????? SubFootFont = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetHeadText() As String
??????? Set(ByVal Value As String)
??????????? HeadText = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubHeadLeftText() As String
??????? Set(ByVal Value As String)
??????????? SubHeadLeftText = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubHeadRightText() As String
??????? Set(ByVal Value As String)
??????????? SubHeadRightText = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetFootText() As String
??????? Set(ByVal Value As String)
??????????? FootText = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubFootLeftText() As String
??????? Set(ByVal Value As String)
??????????? SubFootLeftText = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubFootRightText() As String
??????? Set(ByVal Value As String)
??????????? SubfootRightText = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetHeadHeight() As Integer
??????? Set(ByVal Value As Integer)
??????????? HeadHeight = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubHeadHeight() As Integer
??????? Set(ByVal Value As Integer)
??????????? SubHeadHeight = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetFootHeight() As Integer
??????? Set(ByVal Value As Integer)
??????????? FootHeight = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetSubFootHeight() As Integer
??????? Set(ByVal Value As Integer)
??????????? SubFootHeight = Value
??????? End Set
??? End Property
??? Public WriteOnly Property SetCellHeight() As Integer
??????? Set(ByVal Value As Integer)
??????????? Y_unit = Value
??????? End Set
??? End Property
??? Public Sub Print()
??????? 'Try
??????? PrintDocument1 = New Printing.PrintDocument
??????? AddHandler PrintDocument1.PrintPage,AddressOf Me.PrintDocument1_PrintPage
??????? Dim PageSetup As PageSetupDialog
??????? PageSetup = New PageSetupDialog
??????? PageSetup.Document = PrintDocument1
??????? PrintDocument1.DefaultPageSettings = PageSetup.PageSettings
??????? If PageSetup.ShowDialog() = Windows.Forms.DialogResult.Cancel Then
??????????? Exit Sub
??????? End If
??????? Pleft = PrintDocument1.DefaultPageSettings.Margins.Left
??????? Ptop = PrintDocument1.DefaultPageSettings.Margins.Top
??????? Pright = PrintDocument1.DefaultPageSettings.Margins.Right
??????? Pbottom = PrintDocument1.DefaultPageSettings.Margins.Bottom
??????? Pwidth = PrintDocument1.DefaultPageSettings.Bounds.Width
??????? Pheigh = PrintDocument1.DefaultPageSettings.Bounds.Height
??????? '将当前页分成基本的单元
??????? X_unit = (Pwidth - Pleft - Pright) / DataTable1.Columns.Count - 1
??????? PrintRecordNumber = (Pheigh - Ptop - Pbottom - HeadHeight - SubHeadHeight - FootHeight - SubFootHeight - Y_unit) / Y_unit
??????? If DataTable1.Rows.Count > PrintRecordNumber Then
??????????? If DataTable1.Rows.Count Mod PrintRecordNumber = 0 Then
??????????????? Totalpage = DataTable1.Rows.Count / PrintRecordNumber
??????????? Else
??????????????? Totalpage = DataTable1.Rows.Count / PrintRecordNumber + 1
??????????? End If
??????? Else
??????????? Totalpage = 1
??????? End If
??????? PrintDocument1.DocumentName = Totalpage.ToString
??????? Dim PrintPriview As PrintPreviewDialog
??????? PrintPriview = New PrintPreviewDialog
??????? PrintPriview.Document = PrintDocument1
??????? PrintPriview.WindowState = FormWindowState.Maximized
??????? PrintPriview.ShowDialog()
??????? 'Catch ex As Exception
??????? '??? MsgBox("打印错误，请检查打印设置！",16,"错误")
??????? 'End Try
??? End Sub
??? Private Sub PrintDocument1_PrintPage(ByVal sender As Object,ByVal ev As System.Drawing.Printing.PrintPageEventArgs)
??????? 'Dim row_count As Integer '当前要打印的行
??????? PrintRecordLeave = DataTable1.Rows.Count - PrintRecordComplete '还有多少条记录没有打印
??????? If PrintRecordLeave > 0 Then
??????????? If PrintRecordLeave Mod PrintRecordNumber = 0 Then
??????????????? PageNumber = PrintRecordLeave / PrintRecordNumber
??????????? Else
??????????????? PageNumber = PrintRecordLeave / PrintRecordNumber + 1
??????????? End If
??????? Else
??????????? PageNumber = 0
??????? End If
??????? '正在打印的页数
??????? PrintingPageNumber = 0?????? '因为每打印一个新页都要计算还有多少页没有打印所以以打印的页数初始为0
??????? '计算,余下的记录条数是否还可以在一页打印,不满一页时为假
??????? If DataTable1.Rows.Count - PrintingPageNumber * PrintRecordNumber >= PrintRecordNumber Then
??????????? PageRecordNumber = PrintRecordNumber
??????? Else
??????????? PageRecordNumber = (DataTable1.Rows.Count - PrintingPageNumber * PrintRecordNumber) Mod PrintRecordNumber
??????? End If
??????? Dim fmt As New StringFormat
??????? fmt.LineAlignment = StringAlignment.Center '上下对齐
??????? fmt.FormatFlags = StringFormatFlags.LineLimit '自动换行
??????? Dim Rect As New Rectangle '打印区域
??????? Dim Pen As New Pen(Brushes.Black,1) '打印表格线格式
??????? While PrintingPageNumber <= PageNumber
??????????? fmt.Alignment = StringAlignment.Center '表头中间对齐
??????????? Rect.Width = Pwidth - Pleft - Pright '表头和副表头宽度等于设置区域宽度
??????????? Rect.Height = HeadHeight
??????????? Rect.X = Pleft
??????????? Rect.Y = Ptop
??????????? ev.Graphics.DrawString(HeadText,HeadFont,Brushes.Black,RectangleF.op_Implicit(Rect),fmt) '打印表头
??????????? fmt.Alignment = StringAlignment.Near? '副表头左对齐
??????????? Rect.Width = (Pwidth - Pleft - Pright) / 2 - 1
??????????? Rect.Height = SubHeadHeight
??????????? Rect.Y = Ptop + HeadHeight
??????????? ev.Graphics.DrawString(SubHeadLeftText,SubHeadFont,fmt) '打印副表头左
??????????? fmt.FormatFlags = StringFormatFlags.DirectionRightToLeft '右副表头文字从右往左排列
??????????? fmt.Alignment = StringAlignment.Near??? '右副表头右对齐
??????????? Rect.X = Pleft + (Pwidth - Pleft - Pright) / 2
??????????? ev.Graphics.DrawString(SubHeadRightText,fmt) '打印副表头右
??????????? fmt.Alignment = StringAlignment.Center
??????????? Rect.X = Pleft
??????????? Rect.Y = Ptop + HeadHeight + SubHeadHeight + (PrintRecordNumber + 1) * (Y_unit) + SubFootHeight
??????????? Rect.Height = FootHeight
??????????? Rect.Width = Pwidth - Pleft - Pright
??????????? ev.Graphics.DrawString(FootText,FootFont,fmt)?? '打印表脚
??????????? fmt.Alignment = StringAlignment.Far?? '副表左左对齐
??????????? Rect.X = Pleft
??????????? Rect.Y = Ptop + HeadHeight + SubHeadHeight + (PrintRecordNumber + 1) * (Y_unit)
??????????? Rect.Height = SubFootHeight
??????????? Rect.Width = (Pwidth - Pleft - Pright) / 2 - 1
??????????? ev.Graphics.DrawString(SubFootLeftText,SubFootFont,fmt) '打印左表脚
??????????? fmt.Alignment = StringAlignment.Near?? '副表头右对齐
??????????? Rect.X = Pleft + (Pwidth - Pleft - Pright) / 2
??????????? If DataTable1.Rows.Count = 0 Then
??????????????? SubfootRightText = "第" & Totalpage & "页，共" & Totalpage & "页"
??????????? Else
??????????????? SubfootRightText = "第" & Totalpage - PageNumber + 1 & "页，共" & Totalpage & "页"
??????????? End If
??????????? ev.Graphics.DrawString(SubfootRightText,fmt) '打印右表脚
??????????? '得到datatable的所有列名
??????????? fmt.Alignment = StringAlignment.Center
??????????? Dim ColumnText(DataTable1.Columns.Count) As String
??????????? 'Dim Table As Integer
??????????? For Cols = 0 To DataTable1.Columns.Count - 1
??????????????? ColumnText(Cols) = DataTable1.Columns(Cols).ToString???????? '得到当前所有的列名
??????????????? Rect.X = Pleft + X_unit * Cols
??????????????? Rect.Y = Ptop + HeadHeight + SubHeadHeight
??????????????? Rect.Width = X_unit
??????????????? Rect.Height = Y_unit
??????????????? ev.Graphics.DrawString(ColumnText(Cols),New Font(TableFont,FontStyle.Bold),DrawBrush,fmt)
??????????????? ev.Graphics.DrawRectangle(Pen,Rect)
??????????? Next
??????????? '结束---------------------得到datatable的所有列名
??????????? Dim PrintingLine As Integer = 0???????????????????????? '当前页面已经打印的记录行数
??????????? While PrintingLine < PageRecordNumber
??????????????? DataGridRow = DataTable1.Rows(PrintRecordComplete)??????? '确定要当前要打印的记录的行号
??????????????? For Cols = 0 To DataTable1.Columns.Count - 1
??????????????????? Rect.X = Pleft + X_unit * Cols
??????????????????? Rect.Y = Ptop + HeadHeight + SubHeadHeight + (PrintingLine + 1) * (Y_unit)
??????????????????? Rect.Width = X_unit
??????????????????? Rect.Height = Y_unit
??????????????????? If DataGridRow(ColumnText(Cols)) Is System.DBNull.Value = False Then
??????????????????????? ev.Graphics.DrawString(DataGridRow(ColumnText(Cols)),TableFont,fmt)
??????????????????? End If
??????????????????? ev.Graphics.DrawRectangle(Pen,Rect)
??????????????? Next
??????????????? PrintingLine += 1
??????????????? PrintRecordComplete += 1
??????????????? If PrintRecordComplete >= DataTable1.Rows.Count Then
??????????????????? ev.HasMorePages = False
??????????????????? PrintRecordComplete = 0
??????????????????? Exit Sub
??????????????? End If
??????????? End While
??????????? PrintingPageNumber += 1
??????????? If PrintingPageNumber >= PageNumber Then
??????????????? ev.HasMorePages = False
??????????? Else
??????????????? ev.HasMorePages = True
??????????????? Exit While
??????????? End If
??????? End While
??? End Sub
??? ''' <summary>
??? ''' '''''''''''''''''''''以上为打印代码
??? ''' </summary>
??? ''' <remarks></remarks>
??? '''
??? Private sqlconn As String = "......."?? '''''''用的SQLServer自己写了
??? Private conn As New SqlClient.SqlConnection(sqlconn)
??? Private Sub Button1_Click(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles Button1.Click
??????? Dim s = queryqll()
??? End Sub
??? Public Function queryqll() As String
??????? conn = New SqlClient.SqlConnection(sqlconn)
?????? Dim CommandText = "select * from tablename "? ''''查询一个表吧
?????? Dim myCommand As New SqlClient.SqlDataAdapter(CommandText,conn)
??????? Dim ds As New DataSet()
??????? myCommand.Fill(ds,"T1")
??????? DataGrid1.DataSource = ds.Tables("T1")
??????? DataGrid1.ReadOnly = True?? ''''datagridview 让他只读
???????
??????? Return 1
??? End Function
??? Private Sub dayreport_Load(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles MyBase.Load
??????? Dim s = queryqll()
??? End Sub
??? Private Sub Button2_Click(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles Button2.Click
'''''这是触发的打印按钮
??????? DataTable1 = DataGrid1.DataSource
??????? HeadText = "表头不能只有身体啊！"
??????? Call Print()
???? '''''别忘了 拉个 printdocument 下来
??? End Sub
End Class
（编辑：李大同）
【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!
|
