VB.Net Tutorial/GUI/Password Field
Get input from a password field
<source lang="vbnet">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.ruponentModel.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</source>
<source lang="vbnet">Imports System.Windows.Forms public class GetTextPasswordField
public Shared Sub Main Application.Run(New FrmButtonTest) End Sub
End class
Public Class FrmButtonTest
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 lblOutput As System.Windows.Forms.Label Friend WithEvents txtInput As System.Windows.Forms.TextBox Friend WithEvents cmdShow As System.Windows.Forms.Button "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.cmdShow = New System.Windows.Forms.Button() Me.txtInput = New System.Windows.Forms.TextBox() Me.lblOutput = New System.Windows.Forms.Label() Me.SuspendLayout() " "cmdShow " Me.cmdShow.Font = New System.Drawing.Font("Microsoft Sans Serif", 11.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte)) Me.cmdShow.Location = New System.Drawing.Point(88, 88) Me.cmdShow.Name = "cmdShow" Me.cmdShow.Size = New System.Drawing.Size(96, 40) Me.cmdShow.TabIndex = 2 Me.cmdShow.Text = "Show Me" " "txtInput " Me.txtInput.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte)) Me.txtInput.Location = New System.Drawing.Point(16, 16) Me.txtInput.Name = "txtInput" Me.txtInput.PasswordChar = Microsoft.VisualBasic.ChrW(42) Me.txtInput.Size = New System.Drawing.Size(232, 22) Me.txtInput.TabIndex = 0 Me.txtInput.Text = "" " "lblOutput " Me.lblOutput.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D Me.lblOutput.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte)) Me.lblOutput.Location = New System.Drawing.Point(16, 56) Me.lblOutput.Name = "lblOutput" Me.lblOutput.Size = New System.Drawing.Size(232, 23) Me.lblOutput.TabIndex = 1 " "FrmButtonTest " Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) Me.ClientSize = New System.Drawing.Size(264, 141) Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cmdShow, Me.lblOutput, Me.txtInput}) Me.Name = "FrmButtonTest" Me.Text = "LabelTextBoxButtonExample" Me.ResumeLayout(False) End Sub
- End Region
Private Sub cmdShow_Click(ByVal sender As System.Object, _ ByVal e As System.EventArgs) Handles cmdShow.Click lblOutput.Text = txtInput.Text End Sub
End Class</source>