本文整理汇总了C#中System.Windows.Forms.ListBox.SelectedIndexChanged事件的典型用法代码示例。如果您正苦于以下问题：C# ListBox.SelectedIndexChanged事件的具体用法？C# ListBox.SelectedIndexChanged怎么用？C# ListBox.SelectedIndexChanged使用的例子？那么恭喜您, 这里精选的事件代码示例或许可以为您提供帮助。您也可以进一步了解该事件所在类System.Windows.Forms.ListBox的用法示例。
在下文中一共展示了ListBox.SelectedIndexChanged事件的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: listBox1_SelectedIndexChanged
private void listBox1_SelectedIndexChanged(object sender, System.EventArgs e)
{
// Get the currently selected item in the ListBox.
string curItem = listBox1.SelectedItem.ToString();
// Find the string in ListBox2.
int index = listBox2.FindString(curItem);
// If the item was not found in ListBox 2 display a message box, otherwise select it in ListBox2.
if(index == -1)
MessageBox.Show("Item is not available in ListBox2");
else
listBox2.SetSelected(index,true);
}示例2: Form1
//引入命名空间
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
public class Form1 : Form
{
private System.Windows.Forms.ListBox lstCustomers;
public Form1() {
InitializeComponent();
lstCustomers.Items.Add(new Customer("A", "B", DateTime.Now.AddDays(-10)));
lstCustomers.Items.Add(new Customer("C", "D", DateTime.Now.AddDays(-100)));
lstCustomers.Items.Add(new Customer("F", "G", DateTime.Now.AddDays(-500)));
}
private void lstCustomers_SelectedIndexChanged(object sender, EventArgs e)
{
Customer cust = (Customer)lstCustomers.SelectedItem;
MessageBox.Show("Birth Date: " + cust.BirthDate.ToShortDateString());
}
private void InitializeComponent()
{
this.lstCustomers = new System.Windows.Forms.ListBox();
this.SuspendLayout();
//
// lstCustomers
//
this.lstCustomers.FormattingEnabled = true;
this.lstCustomers.Location = new System.Drawing.Point(12, 12);
this.lstCustomers.Name = "lstCustomers";
this.lstCustomers.Size = new System.Drawing.Size(120, 95);
this.lstCustomers.TabIndex = 0;
this.lstCustomers.SelectedIndexChanged += new System.EventHandler(this.lstCustomers_SelectedIndexChanged);
//
// Form1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(308, 230);
this.Controls.Add(this.lstCustomers);
this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.Name = "Form1";
this.Text = "Form1";
this.ResumeLayout(false);
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.Run(new Form1());
}
}
public class Customer
{
public string FirstName;
public string LastName;
public DateTime BirthDate;
public Customer() { }
public Customer(string firstName, string lastName, DateTime birthDate)
{
FirstName = firstName;
LastName = lastName;
BirthDate = birthDate;
}
public override string ToString()
{
return FirstName + " " + LastName;
}
}