Imports System.IO
Public Class Form1
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 Label1 As System.Windows.Forms.Label
Friend WithEvents Label2 As System.Windows.Forms.Label
Friend WithEvents Label3 As System.Windows.Forms.Label
Friend WithEvents lstA As System.Windows.Forms.ListBox
Friend WithEvents lstB As System.Windows.Forms.ListBox
Friend WithEvents lstOut As System.Windows.Forms.ListBox
Friend WithEvents cmdOpen As System.Windows.Forms.Button
Friend WithEvents cmdSave As System.Windows.Forms.Button
Friend WithEvents OpenFileDialog1 As System.Windows.Forms.OpenFileDialog
Friend WithEvents SaveFileDialog1 As System.Windows.Forms.SaveFileDialog
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.lstA = New System.Windows.Forms.ListBox
Me.lstB = New System.Windows.Forms.ListBox
Me.lstOut = New System.Windows.Forms.ListBox
Me.Label1 = New System.Windows.Forms.Label
Me.Label2 = New System.Windows.Forms.Label
Me.Label3 = New System.Windows.Forms.Label
Me.cmdOpen = New System.Windows.Forms.Button
Me.cmdSave = New System.Windows.Forms.Button
Me.OpenFileDialog1 = New System.Windows.Forms.OpenFileDialog
Me.SaveFileDialog1 = New System.Windows.Forms.SaveFileDialog
Me.SuspendLayout()
'
'lstA
'
Me.lstA.Location = New System.Drawing.Point(16, 48)
Me.lstA.Name = "lstA"
Me.lstA.Size = New System.Drawing.Size(96, 160)
Me.lstA.TabIndex = 0
'
'lstB
'
Me.lstB.Location = New System.Drawing.Point(144, 48)
Me.lstB.Name = "lstB"
Me.lstB.Size = New System.Drawing.Size(96, 160)
Me.lstB.TabIndex = 1
'
'lstOut
'
Me.lstOut.Location = New System.Drawing.Point(272, 48)
Me.lstOut.Name = "lstOut"
Me.lstOut.Size = New System.Drawing.Size(96, 160)
Me.lstOut.TabIndex = 2
'
'Label1
'
Me.Label1.Font = New System.Drawing.Font("Microsoft Sans Serif", 8.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Label1.Location = New System.Drawing.Point(16, 24)
Me.Label1.Name = "Label1"
Me.Label1.TabIndex = 3
Me.Label1.Text = "A Letter Words"
'
'Label2
'
Me.Label2.Font = New System.Drawing.Font("Microsoft Sans Serif", 8.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Label2.Location = New System.Drawing.Point(144, 24)
Me.Label2.Name = "Label2"
Me.Label2.TabIndex = 4
Me.Label2.Text = "B Letter Words"
'
'Label3
'
Me.Label3.Font = New System.Drawing.Font("Microsoft Sans Serif", 8.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Label3.Location = New System.Drawing.Point(272, 24)
Me.Label3.Name = "Label3"
Me.Label3.TabIndex = 5
Me.Label3.Text = "Output Listbox"
'
'cmdOpen
'
Me.cmdOpen.Location = New System.Drawing.Point(24, 232)
Me.cmdOpen.Name = "cmdOpen"
Me.cmdOpen.TabIndex = 6
Me.cmdOpen.Text = "&Open"
'
'cmdSave
'
Me.cmdSave.Location = New System.Drawing.Point(288, 232)
Me.cmdSave.Name = "cmdSave"
Me.cmdSave.TabIndex = 7
Me.cmdSave.Text = "&Save"
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(400, 286)
Me.Controls.Add(Me.cmdSave)
Me.Controls.Add(Me.cmdOpen)
Me.Controls.Add(Me.Label3)
Me.Controls.Add(Me.Label2)
Me.Controls.Add(Me.Label1)
Me.Controls.Add(Me.lstOut)
Me.Controls.Add(Me.lstB)
Me.Controls.Add(Me.lstA)
Me.Name = "Form1"
Me.Text = "Application 1"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
End Sub
Private Sub cmdOpen_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdOpen.Click
Dim oFile As System.IO.File
Dim oRead As System.IO.StreamReader
Dim LineIn As String
With OpenFileDialog1
.Filter = "Text Files (*.txt)|*.txt"
.FilterIndex = 1
.Title = "Pick a file to open..."
.CheckFileExists() = True
.CheckPathExists = True
.ValidateNames = True
.DereferenceLinks = True
If .ShowDialog() = DialogResult.OK Then
oRead = oFile.OpenText(.FileName)
While oRead.Peek <> -1
LineIn = oRead.ReadLine()
If InStr(LineIn.ToLower, "a") = 1 Then
lstA.Items.Add(LineIn)
Else
If InStr(LineIn.ToLower, "b") = 1 Then
lstB.Items.Add(LineIn)
End If
End If
End While
oRead.Close()
Else
MessageBox.Show("Please Select a File", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation)
End If
End With
End Sub
Private Sub lstA_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles lstA.Click
If lstA.SelectedIndex = -1 Then
Exit Sub
End If
lstOut.Items.Add(lstA.SelectedItem)
lstA.Items.RemoveAt(lstA.SelectedIndex)
End Sub
Private Sub lstB_DoubleClick(ByVal sender As Object, ByVal e As System.EventArgs) Handles lstB.DoubleClick
If lstB.SelectedIndex = -1 Then
Exit Sub
End If
lstOut.Items.Add(lstB.SelectedItem)
lstB.Items.RemoveAt(lstB.SelectedIndex)
End Sub
Private Sub cmdSave_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdSave.Click
Dim i As Integer
Dim LineOut As String
If lstOut.Items.Count = 0 Then
MessageBox.Show("Error the output box is empty!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation)
Exit Sub
End If
With SaveFileDialog1
.Filter = "Text Files (*.txt)|*.txt"
.FilterIndex = 1
.Title = "Pick a file to open..."
.CheckPathExists = True
.ValidateNames = True
.DereferenceLinks = True
If .ShowDialog() = DialogResult.OK Then
Dim oWrite As New System.IO.StreamWriter(.FileName)
For i = 0 To lstOut.Items.Count - 1
oWrite.WriteLine(lstOut.Items(i))
Next
oWrite.Close()
Else
MessageBox.Show("Please Select a File", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation)
End If
End With
End Sub
End Class