Imprimer un fichier texte en dotnet

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Contenu du snippet

ce code n'est pas de moi...mais vu que j'en ai ch..r pour le trouver....je le poste...ca peut tjs servir a quelqu'un

Source / Exemple : 


Public Class PrintingExample
    Inherits System.Windows.Forms.Form
    Private components As System.ComponentModel.Container
    Private printButton As System.Windows.Forms.Button
    Private printFont As Font
    Private streamToPrint As StreamReader
    
    Public Sub New()
        ' The Windows Forms Designer requires the following call.
        InitializeComponent()
    End Sub    
    
    ' The Click event is raised when the user clicks the Print button.
    Private Sub printButton_Click(sender As Object, e As EventArgs)
        Try
            streamToPrint = New StreamReader("C:\My Documents\MyFile.txt")
            Try
                printFont = New Font("Arial", 10)
                Dim pd As New PrintDocument()
                AddHandler pd.PrintPage, AddressOf Me.pd_PrintPage
                pd.Print()
            Finally
                streamToPrint.Close()
            End Try
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
    End Sub    
    
    ' The PrintPage event is raised for each page to be printed.
    Private Sub pd_PrintPage(sender As Object, ev As PrintPageEventArgs)
        Dim linesPerPage As Single = 0
        Dim yPos As Single = 0
        Dim count As Integer = 0
        Dim leftMargin As Single = ev.MarginBounds.Left
        Dim topMargin As Single = ev.MarginBounds.Top
        Dim Line As String = Nothing
        
        ' Calculate the number of lines per page.
        linesPerPage = ev.MarginBounds.Height / printFont.GetHeight(ev.Graphics)
        
        ' Print each line of the file.
        While count < linesPerPage
            Line = streamToPrint.ReadLine()
            If Line Is Nothing Then
                Exit While
            End If      
            yPos = topMargin + count * printFont.GetHeight(ev.Graphics)
            ev.Graphics.DrawString(Line, printFont, Brushes.Black, leftMargin, yPos, New StringFormat())
            count += 1
        End While
        
        ' If more lines exist, print another page.
        If Not (Line Is Nothing) Then
            ev.HasMorePages = True
        Else
            ev.HasMorePages = False
        End If
    End Sub
     
    
    ' The Windows Forms Designer requires the following procedure.
    Private Sub InitializeComponent()
        Me.components = New System.ComponentModel.Container()
        Me.printButton = New System.Windows.Forms.Button()
        
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(504, 381)
        Me.Text = "Print Example"
        
        printButton.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft
        printButton.Location = New System.Drawing.Point(32, 110)
        printButton.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        printButton.TabIndex = 0
        printButton.Text = "Print the file."
        printButton.Size = New System.Drawing.Size(136, 40)
        AddHandler printButton.Click, AddressOf printButton_Click
        
        Me.Controls.Add(printButton)
    End Sub 

    ' This is the main entry point for the application.    
    Public Shared Sub Main()
        Application.Run(New PrintingExample())
    End Sub

End Class

Conclusion :


je repete bien que ce code n'est pas de moi....
c juste pour que les debutants en impression dtnet (comme moi:)) y arrive

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