동구의 블로그

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace HowToImageListView
{
    public partial class Form1 : Form
    {
        /// <summary>
        /// 현재 폴더 경로입니다.
        /// </summary>
        string selectedFolderPath;

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            //ListView의 표시방법을 LrageIcon으로 설정
            this.listView.View = View.LargeIcon;
            this.listView.MouseDoubleClick += new MouseEventHandler(listView_MouseDoubleClick);
        }


        /// <summary>
        /// ListView에서 Mouse DoubleClick 하였을 때
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void listView_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            if (this.listView.SelectedItems.Count != 0)
            {
                string path = this.listView.SelectedItems[0].Text;

                //폴더라면
                if (System.IO.Directory.Exists(path) == true)
                {
                    System.Diagnostics.Process.Start(path);
                }
                else //파일이라면
                {
                    System.Diagnostics.Process.Start(string.Format(@"{0}\{1}",this.selectedFolderPath,path));
                }
            }
        }

        /// <summary>
        /// 폴더 경로 설정
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void ToolStripMenuItem_Open_Click(object sender, EventArgs e)
        {
            FolderBrowserDialog fb = new FolderBrowserDialog();
            if (fb.ShowDialog() == DialogResult.OK)
            {
                this.selectedFolderPath = fb.SelectedPath;
                AddListViewLargeImageItem(fb.SelectedPath);
            }
        }

        /// <summary>
        /// 해당 폴더 경로의 아이콘들을 ListView에 추가한다.
        /// </summary>
        /// <param name="p"></param>
        private void AddListViewLargeImageItem(string folderPath)
        {
            this.listView.Items.Clear();

            ImageList imageList = new ImageList();
            imageList.ImageSize = new Size(32, 32);

            AddFolderIcon(ref imageList, folderPath);
            AddFileIcon(ref imageList, folderPath);
            
            this.listView.LargeImageList = imageList;
        }


        /// <summary>
        /// 파일의 아이콘을 추가합니다.
        /// </summary>
        /// <param name="imageList"></param>
        /// <param name="folderPath"></param>
        private void AddFileIcon(ref ImageList imageList, string folderPath)
        {
            string[] files = System.IO.Directory.GetFiles(folderPath);
            foreach (string file in files)
            {
                //아이콘 추가
                Icon icon = Etier.IconHelper.IconReader.GetFileIcon(file, Etier.IconHelper.IconReader.IconSize.Large, false);
                imageList.Images.Add(icon);

                this.listView.Items.Add(System.IO.Path.GetFileName(file), imageList.Images.Count - 1);
            }
        }

        /// <summary>
        /// 폴더의 아이콘을 추가합니다.
        /// </summary>
        /// <param name="imageList"></param>
        /// <param name="folderPath"></param>
        private void AddFolderIcon(ref ImageList imageList, string folderPath)
        {
            string[] folders = System.IO.Directory.GetDirectories(folderPath);

            foreach (string folder in folders)
            {
                //아이콘 추가
                Icon icon = Etier.IconHelper.IconReader.GetFolderIcon(Etier.IconHelper.IconReader.IconSize.Large, Etier.IconHelper.IconReader.FolderType.Open);
                imageList.Images.Add(icon);

                this.listView.Items.Add(System.IO.Path.GetDirectoryName(folder), imageList.Images.Count - 1);
            }
        }

        
    }
}