Get input from a password field : Password Field « GUI « VB.Net Tutorial






Get input from a password field
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class PasswordFieldMatch
   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 Label1 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Button3 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.Button3 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.Label1.Location = New System.Drawing.Point(16, 16)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(152, 32)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "Password"
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(40, 64)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox1.Size = New System.Drawing.Size(160, 20)
        Me.TextBox1.TabIndex = 1
        Me.TextBox1.Text = ""
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(80, 96)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(80, 24)
        Me.Button1.TabIndex = 2
        Me.Button1.Text = "Input"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(80, 136)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(80, 24)
        Me.Button2.TabIndex = 3
        Me.Button2.Text = "Check"
        '
        'Button3
        '
        Me.Button3.Location = New System.Drawing.Point(80, 176)
        Me.Button3.Name = "Button3"
        Me.Button3.Size = New System.Drawing.Size(80, 24)
        Me.Button3.TabIndex = 4
        Me.Button3.Text = "Exit"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(256, 222)
        Me.Controls.Add(Me.Button3)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.TextBox1)
        Me.Controls.Add(Me.Label1)
        Me.ResumeLayout(False)

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox1.Focus()
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Dim answer As Object
        Dim caption As String
        Dim pwd As String
        pwd = "Visual Basic"
        caption = "Password"
        If TextBox1.Text = pwd Then
            answer = MsgBox("Match", 1, caption)
        Else
            answer = MsgBox("Does not Match", 1, caption)
        End If
    End Sub

    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
        End
    End Sub
End Class








14.32.Password Field
14.32.1.Get input from a password fieldGet input from a password field
14.32.2.Using a textbox, label and button to display the hidden text in a password box.Using a textbox, label and button to display the hidden text in a password box.