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Learn how to read text files and manage picture boxes with Dr. John Abraham, a professor at UTPA. This tutorial guides you through importing text files, creating picture boxes, adding images, and customizing their properties.
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Reading from File & Picture Boxes Dr. John Abraham Professor UTPA
Read Text File Imports System.io Private input As FileStream Private fileReader As StreamReader input = New FileStream("carddeck.txt", FileMode.Open, FileAccess.Read) fileReader = New streamReader(input) Dim cards(0 To 52) As String inputData = fileReader.ReadLine() cards = inputData.Split(","c)
Demo Read Program Note that cards(0) is blank.
Picture boxes Back Color • Choose a back color • Or a Background Image for the form • Create a pictureBox
Picture Box • Choose the pictureBox for the toolBox • Change the Name • Add an Image (picture) from the the file • As in the Example Program
Adding picture at Runtime Dim PictureName As String Dim pictBox As PictureBox Dim offset As Integer = 5 PictureName = InputBox("What is the Name of the Picture?", "Picture") PictureName = "C:\vb2008\2008addPictures\" + PictureName pictBox = New PictureBox Controls.Add(pictBox) pictBox.BringToFront() pictBox.Image = Image.FromFile(PictureName)
Adding additional pictures Need to move the offsets top and left pictBox.Top = offset pictBox.Width = 100 pictBox.Height = 100 pictBox.Left = offset offset = offset + 10 Repeat the steps from the prev slide.
