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This article mainly introduces how to use listBox control in WinForm, which is very detailed and has certain reference value. Friends who are interested must finish it!

The use of namespace _ 13.ListBox control

{

Public partial class Form1: Form

{

Public Form1 ()

{

InitializeComponent ()

}

/ / create a new collection object to store the full path of the picture

List list = new List ()

Private void Form1_Load (object sender, EventArgs e)

{

/ / when the program is running, load the picture into listBox

/ / get the full path of the folder where the picture is located

String [] path = Directory.GetFiles (@ "C:\ Users\ Administrator.USER-20180925HC\ Desktop\ pic", "* .jpg")

/ / load the picture into listBox for (int I = 0; I < path.Length; iTunes +) {/ / get the file name string fileName = Path.GetFileName (path [I]); listBox1.Items.Add (fileName) through a loop; / / add the full path of the picture to the List generic collection list.Add (path [I]) }} private void listBox1_DoubleClick (object sender, EventArgs e) {/ / double-click the listBox picture name, and the right pictureBox displays the corresponding picture pictureBox1.Image = Image.FromFile (listBox1.SelectedIndex]);}}

}

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