C#控件——Combobox

最新推荐文章于 2025-05-12 16:53:15 发布

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public byte Aloc_ID = 0xFF;

public partial class Form1 : Form
{
    第一步：combobox下拉框选项的添加

    public void My_ComboBox()
    {
        /*comboBox2下拉框选项*/
        comboBox2.Items.Add("OUT");
        comboBox2.Items.Add("BDR");
        comboBox2.Items.Add("ISRC");
        comboBox2.Items.Add("VDD");
        comboBox2.Items.Add("VSS");
        comboBox2.Items.Add("BIAS5U");
        comboBox2.Items.Add("AGND");
        comboBox2.Items.Add("FSOFAC");
        comboBox2.Items.Add("VBG");
        comboBox2.Items.Add("ODAC");
        comboBox2.Items.Add("OTDAC");
        comboBox2.Items.Add("BIAS5U");
        comboBox2.Items.Add("VREF");
        comboBox2.Items.Add("VPTATP");
        comboBox2.Items.Add("VPTATM");
        comboBox2.Items.Add("INP");
        comboBox2.Items.Add("INM");
    }
    

    第二步：combobox下拉框的加载
  
    private void Form1_Load(object sender, EventArgs e)
    {
        My_ComboBox();
    }
    
    第三步：combobox下拉框功能的实现

    private void ComboBox2_SelectedIndexChanged(object sender, EventArgs e)
    {
        switch (comboBox2.SelectedItem.ToString())
        {
                case "OUT":
                    Aloc_ID = 0x23;
                    break;

                case "BDR":
                    Aloc_ID = 0x24;
                    break;

                case "ISRC":
                    Aloc_ID = 0x25;
                    break;

                case "VDD":
                    Aloc_ID = 0x26;
                    break;

                case "VSS":
                    Aloc_ID = 0x27;
                    break;

                case "BIAS5U":
                    Aloc_ID = 0x28;
                    break;

                case "AGND":
                    Aloc_ID = 0x29;
                    break;

                case "FSODAC":
                    Aloc_ID = 0x2a;
                    break;

                case "VBG":
                    Aloc_ID = 0x2b;
                    break;

                case "ODAC":
                    Aloc_ID = 0x2c;
                    break;

                case "OTCDAC":
                    Aloc_ID = 0x2d;
                    break;

                case "VREF":
                    Aloc_ID = 0x2e;
                    break;

                case "VPTATP":
                    Aloc_ID = 0x2f;
                    break;

                case "VPTATM":
                    Aloc_ID = 0x30;
                    break;

                case "INP":
                    Aloc_ID = 0x31;
                    break;

                case "INM":
                    Aloc_ID = 0x32;
                    break;
        }
  }

}