Public Class Form1
    Inherits System.Windows.Forms.Form

    Public Property StatusText() As String
        Get

            Return StatusBar.Text 
        End Get
        Set(ByVal Value As String)

            StatusBar.Text = Value


        End Set
    End Property

#Region " Windows 窗體設(shè)計(jì)器生成的代碼 "

    Public Sub New()
        MyBase.New()

        '該調(diào)用是 Windows 窗體設(shè)計(jì)器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 調(diào)用之后添加任何初始化

    End Sub

    '窗體重寫 dispose 以清理組件列表。
    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

    'Windows 窗體設(shè)計(jì)器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下過程是 Windows 窗體設(shè)計(jì)器所必需的
    '可以使用 Windows 窗體設(shè)計(jì)器修改此過程。
    '不要使用代碼編輯器修改它。
    Friend WithEvents ToolBar1 As System.Windows.Forms.ToolBar
    Friend WithEvents tbrClear As System.Windows.Forms.ToolBarButton
    Friend WithEvents tbrRed As System.Windows.Forms.ToolBarButton
    Friend WithEvents tbrUpperCase As System.Windows.Forms.ToolBarButton
    Friend WithEvents tbrLowercase As System.Windows.Forms.ToolBarButton
    Friend WithEvents tbrAbout As System.Windows.Forms.ToolBarButton
    Friend WithEvents imglstToolbar As System.Windows.Forms.ImageList
    Friend WithEvents ToolBarButton1 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton2 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton3 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton4 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton5 As System.Windows.Forms.ToolBarButton
    Friend WithEvents StatusBar As System.Windows.Forms.StatusBar
    Friend WithEvents txtEdit As System.Windows.Forms.TextBox
    Friend WithEvents ToolBarButton6 As System.Windows.Forms.ToolBarButton
    Friend WithEvents tbrBlue As System.Windows.Forms.ToolBarButton
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.components = New System.ComponentModel.Container
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form1))
        Me.ToolBar1 = New System.Windows.Forms.ToolBar
        Me.ToolBarButton6 = New System.Windows.Forms.ToolBarButton
        Me.tbrClear = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton1 = New System.Windows.Forms.ToolBarButton
        Me.tbrRed = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton2 = New System.Windows.Forms.ToolBarButton
        Me.tbrBlue = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton3 = New System.Windows.Forms.ToolBarButton
        Me.tbrUpperCase = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton4 = New System.Windows.Forms.ToolBarButton
        Me.tbrLowercase = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton5 = New System.Windows.Forms.ToolBarButton
        Me.tbrAbout = New System.Windows.Forms.ToolBarButton
        Me.imglstToolbar = New System.Windows.Forms.ImageList(Me.components)
        Me.StatusBar = New System.Windows.Forms.StatusBar
        Me.txtEdit = New System.Windows.Forms.TextBox
        Me.SuspendLayout()
        '
        'ToolBar1
        '
        Me.ToolBar1.Buttons.AddRange(New System.Windows.Forms.ToolBarButton() {Me.ToolBarButton6, Me.tbrClear, Me.ToolBarButton1, Me.tbrRed, Me.ToolBarButton2, Me.tbrBlue, Me.ToolBarButton3, Me.tbrUpperCase, Me.ToolBarButton4, Me.tbrLowercase, Me.ToolBarButton5, Me.tbrAbout})
        Me.ToolBar1.DropDownArrows = True
        Me.ToolBar1.ImageList = Me.imglstToolbar
        Me.ToolBar1.Location = New System.Drawing.Point(0, 0)
        Me.ToolBar1.Name = "ToolBar1"
        Me.ToolBar1.ShowToolTips = True
        Me.ToolBar1.Size = New System.Drawing.Size(592, 41)
        Me.ToolBar1.TabIndex = 0
        '
        'ToolBarButton6
        '
        Me.ToolBarButton6.Style = System.Windows.Forms.ToolBarButtonStyle.Separator
        '
        'tbrClear
        '
        Me.tbrClear.ImageIndex = 1
        Me.tbrClear.Text = "New"
        '
        'ToolBarButton1
        '
        Me.ToolBarButton1.Style = System.Windows.Forms.ToolBarButtonStyle.Separator
        '
        'tbrRed
        '
        Me.tbrRed.ImageIndex = 2
        Me.tbrRed.Text = "Red"
        '
        'ToolBarButton2
        '
        Me.ToolBarButton2.Style = System.Windows.Forms.ToolBarButtonStyle.Separator
        '
        'tbrBlue
        '
        Me.tbrBlue.ImageIndex = 3
        Me.tbrBlue.Text = "Blue"
        '
        'ToolBarButton3
        '
        Me.ToolBarButton3.Style = System.Windows.Forms.ToolBarButtonStyle.Separator
        '
        'tbrUpperCase
        '
        Me.tbrUpperCase.ImageIndex = 4
        Me.tbrUpperCase.Text = "Uppercase"
        '
        'ToolBarButton4
        '
        Me.ToolBarButton4.Style = System.Windows.Forms.ToolBarButtonStyle.Separator
        '
        'tbrLowercase
        '
        Me.tbrLowercase.ImageIndex = 5
        Me.tbrLowercase.Text = "Lowercase"
        '
        'ToolBarButton5
        '
        Me.ToolBarButton5.Style = System.Windows.Forms.ToolBarButtonStyle.Separator
        '
        'tbrAbout
        '
        Me.tbrAbout.ImageIndex = 0
        Me.tbrAbout.Text = "About"
        '
        'imglstToolbar
        '
        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
        '
        'StatusBar
        '
        Me.StatusBar.Location = New System.Drawing.Point(0, 404)
        Me.StatusBar.Name = "StatusBar"
        Me.StatusBar.Size = New System.Drawing.Size(592, 22)
        Me.StatusBar.TabIndex = 1
        Me.StatusBar.Text = "StatusBar1"
        '
        'txtEdit
        '
        Me.txtEdit.Dock = System.Windows.Forms.DockStyle.Fill
        Me.txtEdit.Location = New System.Drawing.Point(0, 41)
        Me.txtEdit.Multiline = True
        Me.txtEdit.Name = "txtEdit"
        Me.txtEdit.ScrollBars = System.Windows.Forms.ScrollBars.Vertical
        Me.txtEdit.Size = New System.Drawing.Size(592, 363)
        Me.txtEdit.TabIndex = 2
        Me.txtEdit.Text = ""
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(592, 426)
        Me.Controls.Add(Me.txtEdit)
        Me.Controls.Add(Me.StatusBar)
        Me.Controls.Add(Me.ToolBar1)
        Me.Name = "Form1"
        Me.Text = "TextEditor"
        Me.ResumeLayout(False)

    End Sub

#End Region


    Private Sub ToolBar1_ButtonClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.ToolBarButtonClickEventArgs) Handles ToolBar1.ButtonClick

        If e.Button Is tbrClear Then

            ClearEditBox()

            Exit Sub
        End If


        If e.Button Is tbrRed Then

            RedText()

            Exit Sub
        End If


        If e.Button Is tbrBlue Then

            BlueText()

            Exit Sub
        End If


        If e.Button Is tbrUpperCase Then
            UppercaseText()

            Exit Sub
        End If


        If e.Button Is tbrLowercase Then

            LowercaseText()

            Exit Sub
        End If


        If e.Button Is tbrAbout Then

            ShowAboutBox()

        End If




    End Sub

    Private Sub StatusBar1_PanelClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.StatusBarPanelClickEventArgs) Handles StatusBar.PanelClick

    End Sub


    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

    End Sub

    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

    Public Sub RedText()

        txtEdit.ForeColor = Color.Red

        StatusText = "The text is red"

    End Sub

    Public Sub BlueText()

        txtEdit.ForeColor = Color.Blue


        StatusText = "The text is blue"


    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 ShowAboutBox()

        Dim aboutBox As New About

        aboutBox.ShowDialog(Me)



    End Sub



    Private Sub txtEdit_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles txtEdit.TextChanged

        StatusText = "Ready"

    End Sub

    Private Sub tbrClear_Disposed(ByVal sender As Object, ByVal e As System.EventArgs) Handles tbrClear.Disposed

    End Sub

    Private Sub tbrRed_Disposed(ByVal sender As Object, ByVal e As System.EventArgs) Handles tbrRed.Disposed

    End Sub


    Private Sub ToolBar1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles ToolBar1.Click

    End Sub
End Class