Mega Code Archive
Print view text in RichTextBox
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Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class PrintPreview
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
Public Class Form1
Inherits System.Windows.Forms.Form
Public Sub New()
MyBase.New()
InitializeComponent()
End Sub
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
Private components As System.ComponentModel.IContainer
Friend WithEvents PrintDocument1 As System.Drawing.Printing.PrintDocument
Friend WithEvents PrintPreviewDialog1 As System.Windows.Forms.PrintPreviewDialog
Friend WithEvents OpenFileDialog1 As System.Windows.Forms.OpenFileDialog
Friend WithEvents SaveFileDialog1 As System.Windows.Forms.SaveFileDialog
Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
Friend WithEvents MenuItem8 As System.Windows.Forms.MenuItem
Friend WithEvents RichTextBox1 As System.Windows.Forms.RichTextBox
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.PrintDocument1 = New System.Drawing.Printing.PrintDocument
Me.PrintPreviewDialog1 = New System.Windows.Forms.PrintPreviewDialog
Me.OpenFileDialog1 = New System.Windows.Forms.OpenFileDialog
Me.SaveFileDialog1 = New System.Windows.Forms.SaveFileDialog
Me.MainMenu1 = New System.Windows.Forms.MainMenu
Me.MenuItem1 = New System.Windows.Forms.MenuItem
Me.MenuItem2 = New System.Windows.Forms.MenuItem
Me.MenuItem3 = New System.Windows.Forms.MenuItem
Me.MenuItem4 = New System.Windows.Forms.MenuItem
Me.MenuItem5 = New System.Windows.Forms.MenuItem
Me.MenuItem6 = New System.Windows.Forms.MenuItem
Me.MenuItem7 = New System.Windows.Forms.MenuItem
Me.MenuItem8 = New System.Windows.Forms.MenuItem
Me.RichTextBox1 = New System.Windows.Forms.RichTextBox
Me.SuspendLayout()
'
Me.PrintPreviewDialog1.AutoScrollMargin = New System.Drawing.Size(0, 0)
Me.PrintPreviewDialog1.AutoScrollMinSize = New System.Drawing.Size(0, 0)
Me.PrintPreviewDialog1.ClientSize = New System.Drawing.Size(400, 300)
Me.PrintPreviewDialog1.Document = Me.PrintDocument1
Me.PrintPreviewDialog1.Enabled = True
Me.PrintPreviewDialog1.Location = New System.Drawing.Point(147, 19)
Me.PrintPreviewDialog1.MinimumSize = New System.Drawing.Size(375, 250)
Me.PrintPreviewDialog1.Name = "PrintPreviewDialog1"
Me.PrintPreviewDialog1.TransparencyKey = System.Drawing.Color.Empty
Me.PrintPreviewDialog1.Visible = False
'
'MainMenu1
'
Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1})
'
'MenuItem1
'
Me.MenuItem1.Index = 0
Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2, Me.MenuItem3, Me.MenuItem4, Me.MenuItem5, Me.MenuItem6, Me.MenuItem7, Me.MenuItem8})
Me.MenuItem1.Text = "File"
'
'MenuItem2
'
Me.MenuItem2.Index = 0
Me.MenuItem2.Text = "Open"
'
'MenuItem3
'
Me.MenuItem3.Index = 1
Me.MenuItem3.Text = "Save"
'
'MenuItem4
'
Me.MenuItem4.Index = 2
Me.MenuItem4.Text = "-"
'
'MenuItem5
'
Me.MenuItem5.Index = 3
Me.MenuItem5.Text = "Preview"
'
'MenuItem6
'
Me.MenuItem6.Index = 4
Me.MenuItem6.Text = "Print"
'
'MenuItem7
'
Me.MenuItem7.Index = 5
Me.MenuItem7.Text = "-"
'
'MenuItem8
'
Me.MenuItem8.Index = 6
Me.MenuItem8.Text = "Exit"
'
'RichTextBox1
'
Me.RichTextBox1.Dock = System.Windows.Forms.DockStyle.Fill
Me.RichTextBox1.Location = New System.Drawing.Point(0, 0)
Me.RichTextBox1.Name = "RichTextBox1"
Me.RichTextBox1.Size = New System.Drawing.Size(292, 266)
Me.RichTextBox1.TabIndex = 0
Me.RichTextBox1.Text = ""
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 266)
Me.Controls.Add(Me.RichTextBox1)
Me.Menu = Me.MainMenu1
Me.ResumeLayout(False)
End Sub
Dim streamToPrint As System.IO.StringReader
Private Sub MenuItem2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem2.Click
RichTextBox1.Text = "asdfasdf"
End Sub
Private Sub MenuItem3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem3.Click
SaveFileDialog1.ShowDialog()
RichTextBox1.SaveFile(SaveFileDialog1.FileName)
End Sub
Private Sub MenuItem5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem5.Click
streamToPrint = New System.IO.StringReader(RichTextBox1.Text)
PrintPreviewDialog1.ShowDialog()
End Sub
Private Sub MenuItem6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem6.Click
streamToPrint = New System.IO.StringReader(RichTextBox1.Text)
PrintDocument1.Print()
End Sub
Private Sub PrintDocument1_PrintPage(ByVal sender As System.Object, ByVal e As System.Drawing.Printing.PrintPageEventArgs) Handles PrintDocument1.PrintPage
Dim linePerPage As Single = 0
Dim verticalPostion As Single = 0
Dim count As Integer = 0
Dim leftMargin As Single = e.MarginBounds.Left
Dim topMargin As Single = e.MarginBounds.Top
Dim strLine As String
linePerPage = e.MarginBounds.Height / RichTextBox1.Font.GetHeight(e.Graphics)
strLine = streamToPrint.ReadLine
While ((count < linePerPage) And Not (strLine Is Nothing))
verticalPostion = topMargin + (count * RichTextBox1.Font.GetHeight(e.Graphics))
e.Graphics.DrawString(strLine, RichTextBox1.Font, Brushes.Black, leftMargin, verticalPostion, New StringFormat)
count = count + 1
If (count < linePerPage) Then
strLine = streamToPrint.ReadLine
End If
End While
If (strLine <> Nothing) Then
e.HasMorePages = True
Else
e.HasMorePages = False
End If
End Sub
Private Sub MenuItem8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem8.Click
End
End Sub
End Class
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