FolderItems.cs :  » GUI » TreeViewAdv » SampleApp » C# / CSharp Open Source

using System;
using System.Drawing;
using System.IO;

namespace SampleApp{
  public abstract class BaseItem
  {
    private string _path = "";
    public string ItemPath
    {
      get { return _path; }
      set { _path = value; }
    }

    private Image _icon;
    public Image Icon
    {
      get { return _icon; }
      set { _icon = value; }
    }

    private long _size = 0;
    public long Size
    {
      get { return _size; }
      set { _size = value; }
    }

    private DateTime _date;
    public DateTime Date
    {
      get { return _date; }
      set { _date = value; }
    }

    public abstract string Name
    {
      get;
      set;
    }

    private BaseItem _parent;
    public BaseItem Parent
    {
      get { return _parent; }
      set { _parent = value; }
    }

    private bool _isChecked;
    public bool IsChecked
    {
      get { return _isChecked; }
      set 
      { 
        _isChecked = value;
        if (Owner != null)
          Owner.OnNodesChanged(this);
      }
    }

    private FolderBrowserModel _owner;
    public FolderBrowserModel Owner
    {
      get { return _owner; }
      set { _owner = value; }
    }

    /*public override bool Equals(object obj)
    {
      if (obj is BaseItem)
        return _path.Equals((obj as BaseItem).ItemPath);
      else
        return base.Equals(obj);
    }

    public override int GetHashCode()
    {
      return _path.GetHashCode();
    }*/

    public override string ToString()
    {
      return _path;
    }
  }

  public class RootItem : BaseItem
  {
    public RootItem(string name, FolderBrowserModel owner)
    {
      ItemPath = name;
      Owner = owner;
    }

    public override string Name
    {
      get
      {
        return ItemPath;
      }
      set
      {
      }
    }
  }

  public class FolderItem : BaseItem
  {
    public override string Name
    {
      get
      {
        return Path.GetFileName(ItemPath);
      }
      set
      {
        string dir = Path.GetDirectoryName(ItemPath);
        string destination = Path.Combine(dir, value);
        Directory.Move(ItemPath, destination);
        ItemPath = destination;
      }
    }

    public FolderItem(string name, BaseItem parent, FolderBrowserModel owner)
    {
      ItemPath = name;
      Parent = parent;
      Owner = owner;
    }
  }

  public class FileItem : BaseItem
  {
    public override string Name
    {
      get
      {
        return Path.GetFileName(ItemPath);
      }
      set
      {
        string dir = Path.GetDirectoryName(ItemPath);
        string destination = Path.Combine(dir, value);
        File.Move(ItemPath, destination);
        ItemPath = destination;
      }
    }

    public FileItem(string name, BaseItem parent, FolderBrowserModel owner)
    {
      ItemPath = name;
      Parent = parent;
      Owner = owner;
    }
  }
}