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InputBox – A .NET replacement for this VB6 function

InputBox – A .NET replacement for this VB6 function

' Create an InputBox like the one of VB6. You can define the dialog's title,'  question and default value.' Example: MessageBox.Show(InputDialog.InputBox("Type your name:", "Test",'  "Marco"))Public Class InputDialog    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.ComponentModel.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 btnOK As System.Windows.Forms.Button    Friend WithEvents btnCancel As System.Windows.Forms.Button    Friend WithEvents txtValue As System.Windows.Forms.TextBox    Friend WithEvents lblPrompt As System.Windows.Forms.Label     Private Sub InitializeComponent()        Me.btnOK = New System.Windows.Forms.Button        Me.btnCancel = New System.Windows.Forms.Button        Me.txtValue = New System.Windows.Forms.TextBox        Me.lblPrompt = New System.Windows.Forms.Label        Me.SuspendLayout()        '        'btnOK        '        Me.btnOK.Anchor = CType((System.Windows.Forms.AnchorStyles.Bottom Or _            System.Windows.Forms.AnchorStyles.Right), _            System.Windows.Forms.AnchorStyles)        Me.btnOK.DialogResult = System.Windows.Forms.DialogResult.OK        Me.btnOK.Location = New System.Drawing.Point(232, 84)        Me.btnOK.Name = "btnOK"        Me.btnOK.Size = New System.Drawing.Size(72, 24)        Me.btnOK.TabIndex = 6        Me.btnOK.Text = "&OK"        '        'btnCancel        '        Me.btnCancel.Anchor = CType((System.Windows.Forms.AnchorStyles.Bottom _            Or System.Windows.Forms.AnchorStyles.Right), _            System.Windows.Forms.AnchorStyles)        Me.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel        Me.btnCancel.Location = New System.Drawing.Point(312, 84)        Me.btnCancel.Name = "btnCancel"        Me.btnCancel.Size = New System.Drawing.Size(72, 24)        Me.btnCancel.TabIndex = 5        Me.btnCancel.Text = "&Cancel"        '        'txtValue        '        Me.txtValue.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or _            System.Windows.Forms.AnchorStyles.Left) Or _            System.Windows.Forms.AnchorStyles.Right), _            System.Windows.Forms.AnchorStyles)        Me.txtValue.Location = New System.Drawing.Point(8, 48)        Me.txtValue.Name = "txtValue"        Me.txtValue.Size = New System.Drawing.Size(376, 20)        Me.txtValue.TabIndex = 3        Me.txtValue.Text = ""        '        'lblPrompt        '        Me.lblPrompt.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or _            System.Windows.Forms.AnchorStyles.Left) Or _            System.Windows.Forms.AnchorStyles.Right), _            System.Windows.Forms.AnchorStyles)        Me.lblPrompt.Location = New System.Drawing.Point(8, 8)        Me.lblPrompt.Name = "lblPrompt"        Me.lblPrompt.Size = New System.Drawing.Size(376, 32)        Me.lblPrompt.TabIndex = 4        '        'InputDialog        '        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)        Me.ClientSize = New System.Drawing.Size(392, 113)        Me.Controls.Add(Me.btnOK)        Me.Controls.Add(Me.btnCancel)        Me.Controls.Add(Me.txtValue)        Me.Controls.Add(Me.lblPrompt)        Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog        Me.MaximizeBox = False        Me.MinimizeBox = False        Me.Name = "InputDialog"        Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent        Me.ResumeLayout(False)    End Sub#End Region    Public Property Prompt() As String        Get            Return lblPrompt.Text        End Get        Set(ByVal Value As String)            lblPrompt.Text = Value        End Set    End Property    Public Property Value() As String        Get            Return txtValue.Text.Trim()        End Get        Set(ByVal Value As String)            txtValue.Text = Value.Trim()            ' preselect the text, and give the focus to this control            txtValue.SelectAll()            txtValue.Focus()        End Set    End Property    ' create an InputDialog window, and return the typed text    Public Shared Function InputBox(ByVal prompt As String, _        ByVal title As String, ByVal defaultVal As String) As String        Dim dlg As New InputDialog        dlg.Text = title        dlg.Prompt = prompt        dlg.Value = defaultVal        If dlg.ShowDialog() = System.Windows.Forms.DialogResult.OK Then            Return dlg.Value        Else            Return defaultVal        End If    End FunctionEnd Class

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