VB.Net by API/System.Windows.Forms/RichTextBox

RichTextBox.CanRedo

  
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Imports System.ruponentModel

Public Class MainClass
    
    Shared Sub Main()
        
       Dim form1 As Form = New Form1
       Application.Run(form1) 
    End Sub
End Class

Public Class Form1
    Private Sub rchNotes_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles rchNotes.TextChanged
        btnUndo.Enabled = rchNotes.CanUndo
        btnRedo.Enabled = rchNotes.CanRedo
        If btnUndo.Enabled Then
            btnUndo.Text = "Undo " & rchNotes.UndoActionName
        Else
            btnUndo.Text = "Undo"
        End If
        If btnRedo.Enabled Then
            If btnRedo.Enabled Then btnRedo.Text = "Redo " & rchNotes.RedoActionName
        Else
            If btnRedo.Enabled Then btnRedo.Text = "Redo"
        End If
    End Sub
    Private Sub btnUndo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUndo.Click
        rchNotes.Undo()
    End Sub
    Private Sub btnRedo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRedo.Click
        rchNotes.Redo()
    End Sub
    Private Sub btnRed_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRed.Click
        rchNotes.SelectionColor = Color.Red
    End Sub
    Private Sub btnBlue_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnBlue.Click
        rchNotes.SelectionColor = Color.Blue
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.MenuStrip1 = New System.Windows.Forms.MenuStrip
        Me.btnUndo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRedo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRed = New System.Windows.Forms.ToolStripMenuItem
        Me.btnBlue = New System.Windows.Forms.ToolStripMenuItem
        Me.rchNotes = New System.Windows.Forms.RichTextBox
        Me.MenuStrip1.SuspendLayout()
        Me.SuspendLayout()
        "
        "MenuStrip1
        "
        Me.MenuStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.btnUndo, Me.btnRedo, Me.btnRed, Me.btnBlue})
        Me.MenuStrip1.Location = New System.Drawing.Point(0, 0)
        Me.MenuStrip1.Name = "MenuStrip1"
        Me.MenuStrip1.Size = New System.Drawing.Size(374, 24)
        Me.MenuStrip1.TabIndex = 5
        Me.MenuStrip1.Text = "MenuStrip1"
        "
        "btnUndo
        "
        Me.btnUndo.Enabled = False
        Me.btnUndo.Name = "btnUndo"
        Me.btnUndo.Text = "Undo"
        "
        "btnRedo
        "
        Me.btnRedo.Enabled = False
        Me.btnRedo.Name = "btnRedo"
        Me.btnRedo.Text = "Redo"
        "
        "btnRed
        "
        Me.btnRed.Name = "btnRed"
        Me.btnRed.Text = "Red"
        "
        "btnBlue
        "
        Me.btnBlue.Name = "btnBlue"
        Me.btnBlue.Text = "Blue"
        "
        "rchNotes
        "
        Me.rchNotes.Dock = System.Windows.Forms.DockStyle.Fill
        Me.rchNotes.Location = New System.Drawing.Point(0, 24)
        Me.rchNotes.Name = "rchNotes"
        Me.rchNotes.Size = New System.Drawing.Size(374, 249)
        Me.rchNotes.TabIndex = 6
        Me.rchNotes.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(374, 273)
        Me.Controls.Add(Me.rchNotes)
        Me.Controls.Add(Me.MenuStrip1)
        Me.Name = "Form1"
        Me.Text = "UseRichTextBox"
        Me.MenuStrip1.ResumeLayout(False)
        Me.ResumeLayout(False)
        Me.PerformLayout()
    End Sub
    Friend WithEvents MenuStrip1 As System.Windows.Forms.MenuStrip
    Friend WithEvents btnUndo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRedo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRed As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnBlue As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents rchNotes As System.Windows.Forms.RichTextBox
End Class

RichTextBox.CanUndo

  
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Imports System.ruponentModel

Public Class MainClass
    
    Shared Sub Main()
        
       Dim form1 As Form = New Form1
       Application.Run(form1) 
    End Sub
End Class

Public Class Form1
    Private Sub rchNotes_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles rchNotes.TextChanged
        btnUndo.Enabled = rchNotes.CanUndo
        btnRedo.Enabled = rchNotes.CanRedo
        If btnUndo.Enabled Then
            btnUndo.Text = "Undo " & rchNotes.UndoActionName
        Else
            btnUndo.Text = "Undo"
        End If
        If btnRedo.Enabled Then
            If btnRedo.Enabled Then btnRedo.Text = "Redo " & rchNotes.RedoActionName
        Else
            If btnRedo.Enabled Then btnRedo.Text = "Redo"
        End If
    End Sub
    Private Sub btnUndo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUndo.Click
        rchNotes.Undo()
    End Sub
    Private Sub btnRedo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRedo.Click
        rchNotes.Redo()
    End Sub
    Private Sub btnRed_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRed.Click
        rchNotes.SelectionColor = Color.Red
    End Sub
    Private Sub btnBlue_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnBlue.Click
        rchNotes.SelectionColor = Color.Blue
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.MenuStrip1 = New System.Windows.Forms.MenuStrip
        Me.btnUndo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRedo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRed = New System.Windows.Forms.ToolStripMenuItem
        Me.btnBlue = New System.Windows.Forms.ToolStripMenuItem
        Me.rchNotes = New System.Windows.Forms.RichTextBox
        Me.MenuStrip1.SuspendLayout()
        Me.SuspendLayout()
        "
        "MenuStrip1
        "
        Me.MenuStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.btnUndo, Me.btnRedo, Me.btnRed, Me.btnBlue})
        Me.MenuStrip1.Location = New System.Drawing.Point(0, 0)
        Me.MenuStrip1.Name = "MenuStrip1"
        Me.MenuStrip1.Size = New System.Drawing.Size(374, 24)
        Me.MenuStrip1.TabIndex = 5
        Me.MenuStrip1.Text = "MenuStrip1"
        "
        "btnUndo
        "
        Me.btnUndo.Enabled = False
        Me.btnUndo.Name = "btnUndo"
        Me.btnUndo.Text = "Undo"
        "
        "btnRedo
        "
        Me.btnRedo.Enabled = False
        Me.btnRedo.Name = "btnRedo"
        Me.btnRedo.Text = "Redo"
        "
        "btnRed
        "
        Me.btnRed.Name = "btnRed"
        Me.btnRed.Text = "Red"
        "
        "btnBlue
        "
        Me.btnBlue.Name = "btnBlue"
        Me.btnBlue.Text = "Blue"
        "
        "rchNotes
        "
        Me.rchNotes.Dock = System.Windows.Forms.DockStyle.Fill
        Me.rchNotes.Location = New System.Drawing.Point(0, 24)
        Me.rchNotes.Name = "rchNotes"
        Me.rchNotes.Size = New System.Drawing.Size(374, 249)
        Me.rchNotes.TabIndex = 6
        Me.rchNotes.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(374, 273)
        Me.Controls.Add(Me.rchNotes)
        Me.Controls.Add(Me.MenuStrip1)
        Me.Name = "Form1"
        Me.Text = "UseRichTextBox"
        Me.MenuStrip1.ResumeLayout(False)
        Me.ResumeLayout(False)
        Me.PerformLayout()
    End Sub
    Friend WithEvents MenuStrip1 As System.Windows.Forms.MenuStrip
    Friend WithEvents btnUndo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRedo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRed As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnBlue As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents rchNotes As System.Windows.Forms.RichTextBox
End Class

RichTextBox.LoadFile

  
Imports System
Imports System.Collections
Imports System.Data
Imports System.IO
Imports System.Xml.Serialization
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Drawing.Text
Imports System.Drawing.Printing

Public Class MainClass
    Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1) 
    End Sub
End Class

Public Class Form1
    Inherits System.Windows.Forms.Form
#Region " Windows Form Designer generated code "
    Public Sub New()
        MyBase.New()
        "This call is required by the Windows Form Designer.
        InitializeComponent()
        "Add any initialization after the InitializeComponent() call
    End Sub
    "Form overrides dispose to clean up the component list.
    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
    Friend WithEvents RichTextBox1 As System.Windows.Forms.RichTextBox
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.Container
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.RichTextBox1 = New System.Windows.Forms.RichTextBox()
        Me.SuspendLayout()
        "
        "RichTextBox1
        "
        Me.RichTextBox1.Dock = System.Windows.Forms.DockStyle.Fill
        Me.RichTextBox1.Name = "RichTextBox1"
        Me.RichTextBox1.Size = New System.Drawing.Size(292, 269)
        Me.RichTextBox1.TabIndex = 0
        Me.RichTextBox1.Text = ""
        "
        "Form1
        "
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 15)
        Me.ClientSize = New System.Drawing.Size(292, 269)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.RichTextBox1})
        Me.Name = "Form1"
        Me.Text = "Example"
        Me.ResumeLayout(False)
    End Sub
#End Region
    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
     
     RichTextBox1.LoadFile("test.vb", RichTextBoxStreamType.PlainText)
   
    End Sub
End Class

RichTextBox.Select

  
Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
Public Class Form1
    Private Sub frmDragRichText_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        " Give the RichTextBox some text.
        Dim txt As String = "www.vbex.ru."
        rchSource.Text = txt
        rchSource.Select(txt.IndexOf("www"), Len("www"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Italic)
        rchSource.Select(txt.IndexOf("."), Len("."))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Brown
        rchSource.Select(txt.IndexOf("vbex"), Len("vbex"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Red
        rchSource.Select(txt.IndexOf("com"), Len("com"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Underline)
        rchSource.Select(0, 0)
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.rchSource = New System.Windows.Forms.RichTextBox
        Me.SuspendLayout()
        "
        "rchSource
        "
        Me.rchSource.AllowDrop = True
        Me.rchSource.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchSource.Location = New System.Drawing.Point(0, 0)
        Me.rchSource.Name = "rchSource"
        Me.rchSource.Size = New System.Drawing.Size(296, 200)
        Me.rchSource.TabIndex = 10
        Me.rchSource.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(296, 200)
        Me.Controls.Add(Me.rchSource)
        Me.Name = "Form1"
        Me.Text = "CopyPasteRichText"
        Me.ResumeLayout(False)
    End Sub
    Friend WithEvents rchSource As System.Windows.Forms.RichTextBox
End Class

RichTextBox.Select(Int pos)

  

Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
Public Class Form1
    Private Sub frmDragRichText_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim txt As String = "www.vbex.ru."
        rchSource.Text = txt
        rchSource.Select(txt.IndexOf("www"), Len("www"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Italic)
        rchSource.Select(txt.IndexOf("."), Len("."))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Brown
        rchSource.Select(txt.IndexOf("vbex"), Len("vbex"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Red
        rchSource.Select(txt.IndexOf("com"), Len("com"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Underline)
        rchSource.Select(0, 0)

        " Make a DataObject.
        Dim data_object As New DataObject
        " Add the data in various formats.
        data_object.SetData(DataFormats.Text, rchSource.Text)
 
        " Copy data to the clipboard.
        Clipboard.SetDataObject(data_object)
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.lblRtf = New System.Windows.Forms.Label
        Me.lblHtml = New System.Windows.Forms.Label
        Me.lblTarget = New System.Windows.Forms.Label
        Me.rchTarget = New System.Windows.Forms.RichTextBox
        Me.rchSource = New System.Windows.Forms.RichTextBox
        Me.SuspendLayout()
        "
        "lblRtf
        "
        Me.lblRtf.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblRtf.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblRtf.Location = New System.Drawing.Point(0, 104)
        Me.lblRtf.Margin = New System.Windows.Forms.Padding(3, 3, 3, 1)
        Me.lblRtf.Name = "lblRtf"
        Me.lblRtf.Size = New System.Drawing.Size(296, 110)
        Me.lblRtf.TabIndex = 14
        "
        "lblHtml
        "
        Me.lblHtml.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblHtml.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblHtml.Location = New System.Drawing.Point(0, 248)
        Me.lblHtml.Margin = New System.Windows.Forms.Padding(3, 2, 3, 3)
        Me.lblHtml.Name = "lblHtml"
        Me.lblHtml.Size = New System.Drawing.Size(296, 80)
        Me.lblHtml.TabIndex = 13
        "
        "lblTarget
        "
        Me.lblTarget.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblTarget.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblTarget.Location = New System.Drawing.Point(0, 216)
        Me.lblTarget.Margin = New System.Windows.Forms.Padding(3, 1, 3, 2)
        Me.lblTarget.Name = "lblTarget"
        Me.lblTarget.Size = New System.Drawing.Size(296, 28)
        Me.lblTarget.TabIndex = 12
        "
        "rchTarget
        "
        Me.rchTarget.AllowDrop = True
        Me.rchTarget.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchTarget.Location = New System.Drawing.Point(0, 72)
        Me.rchTarget.Name = "rchTarget"
        Me.rchTarget.Size = New System.Drawing.Size(296, 28)
        Me.rchTarget.TabIndex = 11
        Me.rchTarget.Text = ""
        "
        "rchSource
        "
        Me.rchSource.AllowDrop = True
        Me.rchSource.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchSource.Location = New System.Drawing.Point(0, 0)
        Me.rchSource.Name = "rchSource"
        Me.rchSource.Size = New System.Drawing.Size(296, 28)
        Me.rchSource.TabIndex = 10
        Me.rchSource.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(296, 329)
        Me.Controls.Add(Me.lblRtf)
        Me.Controls.Add(Me.lblHtml)
        Me.Controls.Add(Me.lblTarget)
        Me.Controls.Add(Me.rchTarget)
        Me.Controls.Add(Me.rchSource)
        Me.Name = "Form1"
        Me.Text = "CopyPasteRichText"
        Me.ResumeLayout(False)
    End Sub
    Friend WithEvents lblRtf As System.Windows.Forms.Label
    Friend WithEvents lblHtml As System.Windows.Forms.Label
    Friend WithEvents lblTarget As System.Windows.Forms.Label
    Friend WithEvents rchTarget As System.Windows.Forms.RichTextBox
    Friend WithEvents rchSource As System.Windows.Forms.RichTextBox
End Class

RichTextBox.Select(Int start,int pos)

  

Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
Public Class Form1
    Private Sub frmDragRichText_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim txt As String = "www.vbex.ru."
        rchSource.Text = txt
        rchSource.Select(txt.IndexOf("www"), Len("www"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Italic)
        rchSource.Select(txt.IndexOf("."), Len("."))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Brown
        rchSource.Select(txt.IndexOf("vbex"), Len("vbex"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Red
        rchSource.Select(txt.IndexOf("com"), Len("com"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Underline)
        rchSource.Select(0, 0)

        " Make a DataObject.
        Dim data_object As New DataObject
        " Add the data in various formats.
        data_object.SetData(DataFormats.Text, rchSource.Text)
 
        " Copy data to the clipboard.
        Clipboard.SetDataObject(data_object)
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.lblRtf = New System.Windows.Forms.Label
        Me.lblHtml = New System.Windows.Forms.Label
        Me.lblTarget = New System.Windows.Forms.Label
        Me.rchTarget = New System.Windows.Forms.RichTextBox
        Me.rchSource = New System.Windows.Forms.RichTextBox
        Me.SuspendLayout()
        "
        "lblRtf
        "
        Me.lblRtf.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblRtf.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblRtf.Location = New System.Drawing.Point(0, 104)
        Me.lblRtf.Margin = New System.Windows.Forms.Padding(3, 3, 3, 1)
        Me.lblRtf.Name = "lblRtf"
        Me.lblRtf.Size = New System.Drawing.Size(296, 110)
        Me.lblRtf.TabIndex = 14
        "
        "lblHtml
        "
        Me.lblHtml.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblHtml.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblHtml.Location = New System.Drawing.Point(0, 248)
        Me.lblHtml.Margin = New System.Windows.Forms.Padding(3, 2, 3, 3)
        Me.lblHtml.Name = "lblHtml"
        Me.lblHtml.Size = New System.Drawing.Size(296, 80)
        Me.lblHtml.TabIndex = 13
        "
        "lblTarget
        "
        Me.lblTarget.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblTarget.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblTarget.Location = New System.Drawing.Point(0, 216)
        Me.lblTarget.Margin = New System.Windows.Forms.Padding(3, 1, 3, 2)
        Me.lblTarget.Name = "lblTarget"
        Me.lblTarget.Size = New System.Drawing.Size(296, 28)
        Me.lblTarget.TabIndex = 12
        "
        "rchTarget
        "
        Me.rchTarget.AllowDrop = True
        Me.rchTarget.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchTarget.Location = New System.Drawing.Point(0, 72)
        Me.rchTarget.Name = "rchTarget"
        Me.rchTarget.Size = New System.Drawing.Size(296, 28)
        Me.rchTarget.TabIndex = 11
        Me.rchTarget.Text = ""
        "
        "rchSource
        "
        Me.rchSource.AllowDrop = True
        Me.rchSource.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchSource.Location = New System.Drawing.Point(0, 0)
        Me.rchSource.Name = "rchSource"
        Me.rchSource.Size = New System.Drawing.Size(296, 28)
        Me.rchSource.TabIndex = 10
        Me.rchSource.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(296, 329)
        Me.Controls.Add(Me.lblRtf)
        Me.Controls.Add(Me.lblHtml)
        Me.Controls.Add(Me.lblTarget)
        Me.Controls.Add(Me.rchTarget)
        Me.Controls.Add(Me.rchSource)
        Me.Name = "Form1"
        Me.Text = "CopyPasteRichText"
        Me.ResumeLayout(False)
    End Sub
    Friend WithEvents lblRtf As System.Windows.Forms.Label
    Friend WithEvents lblHtml As System.Windows.Forms.Label
    Friend WithEvents lblTarget As System.Windows.Forms.Label
    Friend WithEvents rchTarget As System.Windows.Forms.RichTextBox
    Friend WithEvents rchSource As System.Windows.Forms.RichTextBox
End Class

RichTextBox.SelectionColor

  

Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
Public Class Form1
    Private Sub frmDragRichText_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim txt As String = "www.vbex.ru."
        rchSource.Text = txt
        rchSource.Select(txt.IndexOf("www"), Len("www"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Italic)
        rchSource.Select(txt.IndexOf("."), Len("."))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Brown
        rchSource.Select(txt.IndexOf("vbex"), Len("vbex"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Red
        rchSource.Select(txt.IndexOf("com"), Len("com"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Underline)
        rchSource.Select(0, 0)

        " Make a DataObject.
        Dim data_object As New DataObject
        " Add the data in various formats.
        data_object.SetData(DataFormats.Text, rchSource.Text)
 
        " Copy data to the clipboard.
        Clipboard.SetDataObject(data_object)
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.lblRtf = New System.Windows.Forms.Label
        Me.lblHtml = New System.Windows.Forms.Label
        Me.lblTarget = New System.Windows.Forms.Label
        Me.rchTarget = New System.Windows.Forms.RichTextBox
        Me.rchSource = New System.Windows.Forms.RichTextBox
        Me.SuspendLayout()
        "
        "lblRtf
        "
        Me.lblRtf.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblRtf.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblRtf.Location = New System.Drawing.Point(0, 104)
        Me.lblRtf.Margin = New System.Windows.Forms.Padding(3, 3, 3, 1)
        Me.lblRtf.Name = "lblRtf"
        Me.lblRtf.Size = New System.Drawing.Size(296, 110)
        Me.lblRtf.TabIndex = 14
        "
        "lblHtml
        "
        Me.lblHtml.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblHtml.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblHtml.Location = New System.Drawing.Point(0, 248)
        Me.lblHtml.Margin = New System.Windows.Forms.Padding(3, 2, 3, 3)
        Me.lblHtml.Name = "lblHtml"
        Me.lblHtml.Size = New System.Drawing.Size(296, 80)
        Me.lblHtml.TabIndex = 13
        "
        "lblTarget
        "
        Me.lblTarget.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.lblTarget.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.lblTarget.Location = New System.Drawing.Point(0, 216)
        Me.lblTarget.Margin = New System.Windows.Forms.Padding(3, 1, 3, 2)
        Me.lblTarget.Name = "lblTarget"
        Me.lblTarget.Size = New System.Drawing.Size(296, 28)
        Me.lblTarget.TabIndex = 12
        "
        "rchTarget
        "
        Me.rchTarget.AllowDrop = True
        Me.rchTarget.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchTarget.Location = New System.Drawing.Point(0, 72)
        Me.rchTarget.Name = "rchTarget"
        Me.rchTarget.Size = New System.Drawing.Size(296, 28)
        Me.rchTarget.TabIndex = 11
        Me.rchTarget.Text = ""
        "
        "rchSource
        "
        Me.rchSource.AllowDrop = True
        Me.rchSource.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchSource.Location = New System.Drawing.Point(0, 0)
        Me.rchSource.Name = "rchSource"
        Me.rchSource.Size = New System.Drawing.Size(296, 28)
        Me.rchSource.TabIndex = 10
        Me.rchSource.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(296, 329)
        Me.Controls.Add(Me.lblRtf)
        Me.Controls.Add(Me.lblHtml)
        Me.Controls.Add(Me.lblTarget)
        Me.Controls.Add(Me.rchTarget)
        Me.Controls.Add(Me.rchSource)
        Me.Name = "Form1"
        Me.Text = "CopyPasteRichText"
        Me.ResumeLayout(False)
    End Sub
    Friend WithEvents lblRtf As System.Windows.Forms.Label
    Friend WithEvents lblHtml As System.Windows.Forms.Label
    Friend WithEvents lblTarget As System.Windows.Forms.Label
    Friend WithEvents rchTarget As System.Windows.Forms.RichTextBox
    Friend WithEvents rchSource As System.Windows.Forms.RichTextBox
End Class

RichTextBox.SelectionFont

  
Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
Public Class Form1
    Private Sub frmDragRichText_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        " Give the RichTextBox some text.
        Dim txt As String = "www.vbex.ru."
        rchSource.Text = txt
        rchSource.Select(txt.IndexOf("www"), Len("www"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Italic)
        rchSource.Select(txt.IndexOf("."), Len("."))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Brown
        rchSource.Select(txt.IndexOf("vbex"), Len("vbex"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Bold)
        rchSource.SelectionColor = Color.Red
        rchSource.Select(txt.IndexOf("com"), Len("com"))
        rchSource.SelectionFont = New Font(rchSource.SelectionFont, FontStyle.Underline)
        rchSource.Select(0, 0)
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.rchSource = New System.Windows.Forms.RichTextBox
        Me.SuspendLayout()
        "
        "rchSource
        "
        Me.rchSource.AllowDrop = True
        Me.rchSource.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
                    Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
        Me.rchSource.Location = New System.Drawing.Point(0, 0)
        Me.rchSource.Name = "rchSource"
        Me.rchSource.Size = New System.Drawing.Size(296, 200)
        Me.rchSource.TabIndex = 10
        Me.rchSource.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(296, 200)
        Me.Controls.Add(Me.rchSource)
        Me.Name = "Form1"
        Me.Text = "CopyPasteRichText"
        Me.ResumeLayout(False)
    End Sub
    Friend WithEvents rchSource As System.Windows.Forms.RichTextBox
End Class

RichTextBox.UndoActionName

  

Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Imports System.ruponentModel

Public Class MainClass
    
    Shared Sub Main()
        
       Dim form1 As Form = New Form1
       Application.Run(form1) 
    End Sub
End Class

Public Class Form1
    Private Sub rchNotes_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles rchNotes.TextChanged
        btnUndo.Enabled = rchNotes.CanUndo
        btnRedo.Enabled = rchNotes.CanRedo
        If btnUndo.Enabled Then
            btnUndo.Text = "Undo " & rchNotes.UndoActionName
        Else
            btnUndo.Text = "Undo"
        End If
        If btnRedo.Enabled Then
            If btnRedo.Enabled Then btnRedo.Text = "Redo " & rchNotes.RedoActionName
        Else
            If btnRedo.Enabled Then btnRedo.Text = "Redo"
        End If
    End Sub
    Private Sub btnUndo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUndo.Click
        rchNotes.Undo()
    End Sub
    Private Sub btnRedo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRedo.Click
        rchNotes.Redo()
    End Sub
    Private Sub btnRed_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRed.Click
        rchNotes.SelectionColor = Color.Red
    End Sub
    Private Sub btnBlue_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnBlue.Click
        rchNotes.SelectionColor = Color.Blue
    End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub
    "Required by the Windows Form Designer
    Private components As System.ruponentModel.IContainer
    "NOTE: The following procedure is required by the Windows Form Designer
    "It can be modified using the Windows Form Designer.  
    "Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.MenuStrip1 = New System.Windows.Forms.MenuStrip
        Me.btnUndo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRedo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRed = New System.Windows.Forms.ToolStripMenuItem
        Me.btnBlue = New System.Windows.Forms.ToolStripMenuItem
        Me.rchNotes = New System.Windows.Forms.RichTextBox
        Me.MenuStrip1.SuspendLayout()
        Me.SuspendLayout()
        "
        "MenuStrip1
        "
        Me.MenuStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.btnUndo, Me.btnRedo, Me.btnRed, Me.btnBlue})
        Me.MenuStrip1.Location = New System.Drawing.Point(0, 0)
        Me.MenuStrip1.Name = "MenuStrip1"
        Me.MenuStrip1.Size = New System.Drawing.Size(374, 24)
        Me.MenuStrip1.TabIndex = 5
        Me.MenuStrip1.Text = "MenuStrip1"
        "
        "btnUndo
        "
        Me.btnUndo.Enabled = False
        Me.btnUndo.Name = "btnUndo"
        Me.btnUndo.Text = "Undo"
        "
        "btnRedo
        "
        Me.btnRedo.Enabled = False
        Me.btnRedo.Name = "btnRedo"
        Me.btnRedo.Text = "Redo"
        "
        "btnRed
        "
        Me.btnRed.Name = "btnRed"
        Me.btnRed.Text = "Red"
        "
        "btnBlue
        "
        Me.btnBlue.Name = "btnBlue"
        Me.btnBlue.Text = "Blue"
        "
        "rchNotes
        "
        Me.rchNotes.Dock = System.Windows.Forms.DockStyle.Fill
        Me.rchNotes.Location = New System.Drawing.Point(0, 24)
        Me.rchNotes.Name = "rchNotes"
        Me.rchNotes.Size = New System.Drawing.Size(374, 249)
        Me.rchNotes.TabIndex = 6
        Me.rchNotes.Text = ""
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(374, 273)
        Me.Controls.Add(Me.rchNotes)
        Me.Controls.Add(Me.MenuStrip1)
        Me.Name = "Form1"
        Me.Text = "UseRichTextBox"
        Me.MenuStrip1.ResumeLayout(False)
        Me.ResumeLayout(False)
        Me.PerformLayout()
    End Sub
    Friend WithEvents MenuStrip1 As System.Windows.Forms.MenuStrip
    Friend WithEvents btnUndo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRedo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRed As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnBlue As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents rchNotes As System.Windows.Forms.RichTextBox
End Class