Professor Joy: CMSC222 Class Work

Class Work Week 11

Picture Viewer

Public Class Form1
    Dim num As Integer
    Private Sub LstFiles_SelectedIndexChanged(ByVal sender As System.Object, ByVal e
As System.EventArgs) Handles LstFiles.SelectedIndexChanged
        Dim file As String = FolderBrowserDialog1.SelectedPath & "/" &
LstFiles.SelectedItem
        Me.Text = file
        Me.PictureBox1.Load(file) 'Displays picture in picture box
    End Sub

    Private Sub BtnFind_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles BtnFind.Click
        FolderBrowserDialog1.ShowDialog()
        Me.Text = FolderBrowserDialog1.SelectedPath
        Dim Folder As String = FolderBrowserDialog1.SelectedPath
        Dim S As String
        S = Dir(Folder & "/") 'get first file from Selected Folder
        While S <> ""
            'if it is a jpg add it to the list box
            If S.Contains(".jpg") Then
                LstFiles.Items.Add(S)
                Timer1.Enabled = True
            End If
            S = Dir() 'get next file in same directory
        End While
    End Sub

    Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Timer1.Tick
        num = num + 1
        If num >= LstFiles.Items.Count Then
            num = 0
        End If
        Me.Text = num
        LstFiles.SelectedIndex = num
    End Sub
End Class

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