VB.Net/Application/Text Editor
Simple Text Editor
<source lang="vbnet"> Imports System Imports System.Collections Imports System.ruponentModel Imports System.Windows.Forms Imports System.Data Imports System.Configuration Imports System.Resources Imports System.Drawing Imports System.Drawing.Drawing2D
Public Class MainClass
Shared Sub Main() Dim myform As Form = New TextEditor() Application.Run(myform) End Sub
End Class Public Class TextEditor
Public Property StatusText() As String Get Return sspStatus.Text End Get Set(ByVal value As String) sspStatus.Text = value End Set End Property Public Property EditText() As String Get Return txtEdit.Text End Get Set(ByVal value As String) txtEdit.Text = value End Set End Property Public Sub ClearEditBox() EditText = String.Empty txtEdit.ForeColor = Color.Black StatusText = "Text box cleared" End Sub Private Sub txtEdit_TextChanged(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles txtEdit.TextChanged "Reset the status bar text StatusText = "Ready" End Sub Private Sub tbrClear_Click(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles tbrClear.Click ClearEditBox() End Sub Public Sub RedText() txtEdit.ForeColor = Color.Red StatusText = "The text is red" End Sub Private Sub tbrRed_Click(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles tbrRed.Click RedText() End Sub Public Sub BlueText() txtEdit.ForeColor = Color.Blue StatusText = "The text is blue" End Sub Private Sub tbrBlue_Click(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles tbrBlue.Click BlueText() End Sub Public Sub UppercaseText() EditText = EditText.ToUpper StatusText = "The text is all uppercase" End Sub Private Sub tbrUpperCase_Click(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles tbrUpperCase.Click UppercaseText() End Sub Public Sub LowercaseText() EditText = EditText.ToLower StatusText = "The text is all lowercase" End Sub Private Sub tbrLowerCase_Click(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles tbrLowerCase.Click LowercaseText() End Sub Public Sub ShowAboutBox() End Sub Private Sub tbrHelpAbout_Click(ByVal sender As Object, _ ByVal e As System.EventArgs) Handles tbrHelpAbout.Click ShowAboutBox() End Sub
End Class
<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Public Class TextEditor
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()
" Dim resources As System.ruponentModel.ruponentResourceManager = New System.ruponentModel.ruponentResourceManager(GetType(TextEditor))
Me.ToolStrip1 = New System.Windows.Forms.ToolStrip Me.tbrClear = New System.Windows.Forms.ToolStripButton Me.ToolStripSeparator1 = New System.Windows.Forms.ToolStripSeparator Me.tbrRed = New System.Windows.Forms.ToolStripButton Me.tbrBlue = New System.Windows.Forms.ToolStripButton Me.ToolStripSeparator2 = New System.Windows.Forms.ToolStripSeparator Me.tbrUpperCase = New System.Windows.Forms.ToolStripButton Me.tbrLowerCase = New System.Windows.Forms.ToolStripButton Me.ToolStripSeparator3 = New System.Windows.Forms.ToolStripSeparator Me.tbrHelpAbout = New System.Windows.Forms.ToolStripButton Me.StatusStrip1 = New System.Windows.Forms.StatusStrip Me.sspStatus = New System.Windows.Forms.ToolStripStatusLabel Me.txtEdit = New System.Windows.Forms.TextBox Me.ToolStrip1.SuspendLayout() Me.StatusStrip1.SuspendLayout() Me.SuspendLayout() " "ToolStrip1 " Me.ToolStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.tbrClear, Me.ToolStripSeparator1, Me.tbrRed, Me.tbrBlue, Me.ToolStripSeparator2, Me.tbrUpperCase, Me.tbrLowerCase, Me.ToolStripSeparator3, Me.tbrHelpAbout}) Me.ToolStrip1.Location = New System.Drawing.Point(0, 0) Me.ToolStrip1.Name = "ToolStrip1" Me.ToolStrip1.Size = New System.Drawing.Size(592, 25) Me.ToolStrip1.Stretch = True Me.ToolStrip1.TabIndex = 0 Me.ToolStrip1.Text = "ToolStrip1" " "tbrClear " Me.tbrClear.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image "Me.tbrClear.Image = CType(resources.GetObject("tbrClear.Image"), System.Drawing.Image) Me.tbrClear.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None Me.tbrClear.ImageTransparentColor = System.Drawing.Color.Magenta Me.tbrClear.Name = "tbrClear" Me.tbrClear.Text = "New" Me.tbrClear.ToolTipText = "New" " "ToolStripSeparator1 " Me.ToolStripSeparator1.Name = "ToolStripSeparator1" " "tbrRed " Me.tbrRed.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image "Me.tbrRed.Image = CType(resources.GetObject("tbrRed.Image"), System.Drawing.Image) Me.tbrRed.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None Me.tbrRed.ImageTransparentColor = System.Drawing.Color.Magenta Me.tbrRed.Name = "tbrRed" Me.tbrRed.Text = "Red" Me.tbrRed.ToolTipText = "Red" " "tbrBlue " Me.tbrBlue.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image "Me.tbrBlue.Image = CType(resources.GetObject("tbrBlue.Image"), System.Drawing.Image) Me.tbrBlue.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None Me.tbrBlue.ImageTransparentColor = System.Drawing.Color.Magenta Me.tbrBlue.Name = "tbrBlue" Me.tbrBlue.Text = "Blue" Me.tbrBlue.ToolTipText = "Blue" " "ToolStripSeparator2 " Me.ToolStripSeparator2.Name = "ToolStripSeparator2" " "tbrUpperCase " Me.tbrUpperCase.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image "Me.tbrUpperCase.Image = CType(resources.GetObject("tbrUpperCase.Image"), System.Drawing.Image) Me.tbrUpperCase.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None Me.tbrUpperCase.ImageTransparentColor = System.Drawing.Color.Magenta Me.tbrUpperCase.Name = "tbrUpperCase" Me.tbrUpperCase.Text = "Upper Case" Me.tbrUpperCase.ToolTipText = "Upper Case" " "tbrLowerCase " Me.tbrLowerCase.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image "Me.tbrLowerCase.Image = CType(resources.GetObject("tbrLowerCase.Image"), System.Drawing.Image) Me.tbrLowerCase.ImageScaling = System.Windows.Forms.ToolStripItemImageScaling.None Me.tbrLowerCase.ImageTransparentColor = System.Drawing.Color.Magenta Me.tbrLowerCase.Name = "tbrLowerCase" Me.tbrLowerCase.Text = "Lower Case" Me.tbrLowerCase.ToolTipText = "Lower Case" " "ToolStripSeparator3 " Me.ToolStripSeparator3.Name = "ToolStripSeparator3" " "tbrHelpAbout " Me.tbrHelpAbout.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image "Me.tbrHelpAbout.Image = CType(resources.GetObject("tbrHelpAbout.Image"), System.Drawing.Image) Me.tbrHelpAbout.ImageTransparentColor = System.Drawing.Color.Magenta Me.tbrHelpAbout.Name = "tbrHelpAbout" Me.tbrHelpAbout.Text = "About" Me.tbrHelpAbout.ToolTipText = "About" " "StatusStrip1 " Me.StatusStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.sspStatus}) Me.StatusStrip1.LayoutStyle = System.Windows.Forms.ToolStripLayoutStyle.Table Me.StatusStrip1.Location = New System.Drawing.Point(0, 411) Me.StatusStrip1.Name = "StatusStrip1" Me.StatusStrip1.Size = New System.Drawing.Size(592, 22) Me.StatusStrip1.TabIndex = 1 Me.StatusStrip1.Text = "StatusStrip1" " "sspStatus " Me.sspStatus.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Text Me.sspStatus.Name = "sspStatus" Me.sspStatus.Text = "Ready" " "txtEdit " Me.txtEdit.Dock = System.Windows.Forms.DockStyle.Fill Me.txtEdit.Location = New System.Drawing.Point(0, 25) Me.txtEdit.Multiline = True Me.txtEdit.Name = "txtEdit" Me.txtEdit.ScrollBars = System.Windows.Forms.ScrollBars.Vertical Me.txtEdit.Size = New System.Drawing.Size(592, 386) Me.txtEdit.TabIndex = 2 " "TextEditor " Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(592, 433) Me.Controls.Add(Me.txtEdit) Me.Controls.Add(Me.ToolStrip1) Me.Controls.Add(Me.StatusStrip1) Me.Name = "TextEditor" Me.Text = "Text Editor" Me.ToolStrip1.ResumeLayout(False) Me.StatusStrip1.ResumeLayout(False) Me.ResumeLayout(False) Me.PerformLayout() End Sub Friend WithEvents ToolStrip1 As System.Windows.Forms.ToolStrip Friend WithEvents tbrClear As System.Windows.Forms.ToolStripButton Friend WithEvents ToolStripSeparator1 As System.Windows.Forms.ToolStripSeparator Friend WithEvents tbrRed As System.Windows.Forms.ToolStripButton Friend WithEvents tbrBlue As System.Windows.Forms.ToolStripButton Friend WithEvents ToolStripSeparator2 As System.Windows.Forms.ToolStripSeparator Friend WithEvents tbrUpperCase As System.Windows.Forms.ToolStripButton Friend WithEvents tbrLowerCase As System.Windows.Forms.ToolStripButton Friend WithEvents ToolStripSeparator3 As System.Windows.Forms.ToolStripSeparator Friend WithEvents tbrHelpAbout As System.Windows.Forms.ToolStripButton Friend WithEvents StatusStrip1 As System.Windows.Forms.StatusStrip Friend WithEvents sspStatus As System.Windows.Forms.ToolStripStatusLabel Friend WithEvents txtEdit As System.Windows.Forms.TextBox
End Class
</source>
TextBox based Editor
<source lang="vbnet"> Imports System Imports System.Data Imports System.Collections Imports System.Windows.Forms Public Class MainClass
Shared Sub Main() Dim form1 As Form = New TextEditor() Application.Run(form1) End Sub
End Class Public Class TextEditor
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 "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. Friend WithEvents statusBar As System.Windows.Forms.StatusBar Friend WithEvents toolbar As System.Windows.Forms.ToolBar Friend WithEvents toolbarClear As System.Windows.Forms.ToolBarButton Friend WithEvents toolbarRed As System.Windows.Forms.ToolBarButton Friend WithEvents toolbarBlue As System.Windows.Forms.ToolBarButton Friend WithEvents toolbarUppercase As System.Windows.Forms.ToolBarButton Friend WithEvents toolbarLowercase As System.Windows.Forms.ToolBarButton Friend WithEvents toolbarHelpAbout As System.Windows.Forms.ToolBarButton Friend WithEvents imglstToolbar As System.Windows.Forms.ImageList Friend WithEvents txtEdit As System.Windows.Forms.TextBox <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() Me.ruponents = New System.ruponentModel.Container() " Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(TextEditor)) Me.statusBar = New System.Windows.Forms.StatusBar() Me.toolbar = New System.Windows.Forms.ToolBar() Me.toolbarClear = New System.Windows.Forms.ToolBarButton() Me.toolbarRed = New System.Windows.Forms.ToolBarButton() Me.toolbarBlue = New System.Windows.Forms.ToolBarButton() Me.toolbarUppercase = New System.Windows.Forms.ToolBarButton() Me.toolbarLowercase = New System.Windows.Forms.ToolBarButton() Me.toolbarHelpAbout = New System.Windows.Forms.ToolBarButton() Me.imglstToolbar = New System.Windows.Forms.ImageList(Me.ruponents) Me.txtEdit = New System.Windows.Forms.TextBox() Me.SuspendLayout() " "statusBar " Me.statusBar.Location = New System.Drawing.Point(0, 397) Me.statusBar.Name = "statusBar" Me.statusBar.Size = New System.Drawing.Size(584, 16) Me.statusBar.TabIndex = 2 " "toolbar " Me.toolbar.Buttons.AddRange(New System.Windows.Forms.ToolBarButton() {Me.toolbarClear, Me.toolbarRed, Me.toolbarBlue, Me.toolbarUppercase, Me.toolbarLowercase, Me.toolbarHelpAbout}) Me.toolbar.DropDownArrows = True Me.toolbar.ImageList = Me.imglstToolbar Me.toolbar.Name = "toolbar" Me.toolbar.ShowToolTips = True Me.toolbar.Size = New System.Drawing.Size(584, 39) Me.toolbar.TabIndex = 1 " "toolbarClear " Me.toolbarClear.ImageIndex = 4 Me.toolbarClear.Text = "Clear" Me.toolbarClear.ToolTipText = "Clear the text box" " "toolbarRed " Me.toolbarRed.ImageIndex = 2 Me.toolbarRed.Text = "Red" Me.toolbarRed.ToolTipText = "Make the text red" " "toolbarBlue " Me.toolbarBlue.ImageIndex = 3 Me.toolbarBlue.Text = "Blue" Me.toolbarBlue.ToolTipText = "Make the text blue" " "toolbarUppercase " Me.toolbarUppercase.ImageIndex = 0 Me.toolbarUppercase.Text = "Uppercase" Me.toolbarUppercase.ToolTipText = "Make the text uppercase" " "toolbarLowercase " Me.toolbarLowercase.ImageIndex = 1 Me.toolbarLowercase.Text = "Lowercase" Me.toolbarLowercase.ToolTipText = "Make the toolbar lowercase" " "toolbarHelpAbout " Me.toolbarHelpAbout.ImageIndex = 5 Me.toolbarHelpAbout.Text = "About" Me.toolbarHelpAbout.ToolTipText = "Display the About box" " "imglstToolbar " Me.imglstToolbar.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit Me.imglstToolbar.ImageSize = New System.Drawing.Size(16, 16)
" Me.imglstToolbar.ImageStream = CType(resources.GetObject("imglstToolbar.ImageStream"), System.Windows.Forms.ImageListStreamer)
Me.imglstToolbar.TransparentColor = System.Drawing.Color.Transparent " "txtEdit " Me.txtEdit.Anchor = (((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Bottom) _ Or System.Windows.Forms.AnchorStyles.Left) _ Or System.Windows.Forms.AnchorStyles.Right) Me.txtEdit.Location = New System.Drawing.Point(8, 48) Me.txtEdit.Multiline = True Me.txtEdit.Name = "txtEdit" Me.txtEdit.ScrollBars = System.Windows.Forms.ScrollBars.Vertical Me.txtEdit.Size = New System.Drawing.Size(568, 340) Me.txtEdit.TabIndex = 1 Me.txtEdit.Text = "" " "TextEditor " Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) Me.ClientSize = New System.Drawing.Size(584, 413) Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.txtEdit, Me.toolbar, Me.statusBar}) Me.Name = "TextEditor" Me.Text = "Form1" Me.ResumeLayout(False) End Sub
- End Region
" StatusText - set the text on the status bar... Public Property StatusText() As String Get Return statusBar.Text End Get Set(ByVal Value As String) statusBar.Text = Value End Set End Property
" EditText - gets or sets the text that we"re editing... Public Property EditText() As String Get Return txtEdit.Text End Get Set(ByVal Value As String) txtEdit.Text = Value " clear the selection... "txtEdit.Select(0, 0) End Set End Property
" ClearEditBox ?empties txtEdit... Public Sub ClearEditBox() " reset the EditText property... EditText = "" " reset the font color txtEdit.ForeColor = System.Drawing.Color.Black " reset the status bar... StatusText = "Text box cleared" End Sub
Private Sub txtEdit_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles txtEdit.TextChanged " reset the status bar... StatusText = "Ready" End Sub
Private Sub toolbar_ButtonClick(ByVal sender As Object, ByVal e As System.Windows.Forms.ToolBarButtonClickEventArgs) Handles toolbar.ButtonClick If e.Button Is toolbarClear Then ClearEditBox() End If If e.Button Is toolbarRed Then RedText() End If If e.Button Is toolbarBlue Then BlueText() End If If e.Button Is toolbarUppercase Then UppercaseText() End If If e.Button Is toolbarLowercase Then LowercaseText() End If If e.Button Is toolbarHelpAbout Then ShowAboutBox() End If End Sub
Public Sub UppercaseText() EditText = EditText.ToUpper StatusText = "The text is all uppercase" End Sub Public Sub LowercaseText() EditText = EditText.ToLower StatusText = "The text is all lowercase" End Sub Public Sub RedText() txtEdit.ForeColor = System.Drawing.Color.Red StatusText = "The text is red" End Sub Public Sub BlueText() txtEdit.ForeColor = System.Drawing.Color.Blue StatusText = "The text is blue" End Sub
Public Sub ShowAboutBox() MessageBox.Show("About") End Sub
Protected Overrides Sub Finalize() MyBase.Finalize() End Sub
End Class
</source>