C# implementation of sample code sharing for inserting pictures into listview

This article mainly introduces the relevant information of C# to implement the example code of inserting pictures in listview. Friends who need it can refer to it

C# Implementation of inserting image example code into listview

Step 1: Drag the ListView control and imageList control into the form;

Step 2: Set the Images property of the imageList control and add the pictures you want;

Step 3: Set the SmallImageList of the ListView control. The properties of LargeImageList and StateImageList are imageList;

Step 4: Edit the ImageIndex of the ListView control itemBehaviorYou will find that the image is displayed successfully!

Attach: Code for adding options in the ListView control

  private void button1_Click(object sender, EventArgs e)

    {

      if (textBox1.Text == "")

      {

        MessageBox.Show("添加的内容不能为空");

        textBox1.Focus(); //获取焦点

 

      }

      else

      {

        if (listView1.Items.Count > 0) //判断列表框中是否有项

        {

          //循环比较是否有重复项，有则放弃添加

          for (int i = 0; i < listView1.Items.Count; i++)

          {

            if (string.Compare(listView1.Items[i].Text.ToString(), textBox1.Text) == 0)

            {

              MessageBox.Show("项目重复，不能添加！");

              textBox1.Text = ""; //清空文本框

              textBox1.Focus();

              return;

            }

          }

          listView1.Items.Add(textBox1.Text.ToString());

          textBox1.Text = "";

        }

        else

        {

          listView1.Items.Add(textBox1.Text.ToString()); //将文本框中的数据添加到列表框

          textBox1.Text = "";

        }

 

      }

    }

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