C WinForm [realize the previous and next selection pictures] - practice 7

In the process of traversing the picture , Sometimes we need to select a suitable picture in the document for application , This function is to adapt to this scenario .

1、 Double click the previous button

private void button2_Click(object sender, EventArgs e)
{
    index--;
    // Determine whether the array index has been found 
    if (index < 0)
    {
        index = path.Length - 1;
    }
    // Total number of pictures to be detected 
    toolStripStatusLabel2.Text = path.Length.ToString();

    // Current number of pictures 
           
    toolStripStatusLabel4.Text = (index + 1).ToString();
           
    // Read the picture 
    HOperatorSet.ReadImage(out ho_Image, path[index]);
    HOperatorSet.DispObj(ho_Image, hv_WindowHandle);
}

2、 Double click the next button

private void button1_Click(object sender, EventArgs e)
{
    index++;
    // Determine whether the array index has been found 
    if (index > path.Length - 1)
    {
        index = 0;
    }
    // Total number of pictures to be detected 
    toolStripStatusLabel2.Text = path.Length.ToString();

    toolStripStatusLabel4.Text = (index + 1).ToString();
    // Read the picture 
    HOperatorSet.ReadImage(out ho_Image, path[index]);
    HOperatorSet.DispObj(ho_Image, hv_WindowHandle);
}