/IZWebFileManager/RootDirectory.cs

// Copyright (C) 2006 Igor Zelmanovich <izwebfilemanager@gmail.com>

//

// This program is free software; you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation; either version 2 of the License, or

// (at your option) any later version.

//

// This program is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with this program; if not, write to the Free Software

// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA



using System;

using System.Collections.Generic;

using System.Text;

using System.Web.UI;

using System.Collections;

using System.Web.UI.WebControls;

using System.Collections.ObjectModel;

using System.ComponentModel;

using System.Diagnostics.CodeAnalysis;

using System.Drawing.Design;

using System.Web;



namespace IZ.WebFileManager

{

	public sealed class RootDirectory : IStateManager

	{

		readonly StateBag bag = new StateBag ();



		[DefaultValue ("~/")]

		public string DirectoryPath {

			get { return bag ["DirectoryPath"] == null ? "~/" : (string) bag ["DirectoryPath"]; }

			set { bag ["DirectoryPath"] = value; }

		}



		/// <summary>

		/// Gets or sets the number of levels that are expanded in the folder tree when a FileManager control is displayed for the first time. 

		/// </summary>

		/// <value>

		/// The depth to display in the folder tree when the FileManager is initially displayed. The default is -1, which displays all the nodes.

		/// </value>

		[DefaultValue (1)]

		public int ExpandDepth {

			get { return bag ["ExpandDepth"] == null ? 1 : (int) bag ["ExpandDepth"]; }

			set { bag ["ExpandDepth"] = value; }

		}



		[SuppressMessage ("Microsoft.Design", "CA1056:UriPropertiesShouldNotBeStrings")]

		[Editor ("System.Web.UI.Design.ImageUrlEditor, System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof (UITypeEditor))]

		[DefaultValue ("")]

		[UrlProperty]

		[Bindable (true)]

		public string SmallImageUrl {

			get { return bag ["SmallIconUrl"] == null ? String.Empty : (string) bag ["SmallIconUrl"]; }

			set { bag ["SmallIconUrl"] = value; }

		}



		[SuppressMessage ("Microsoft.Design", "CA1056:UriPropertiesShouldNotBeStrings")]

		[Editor ("System.Web.UI.Design.ImageUrlEditor, System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof (UITypeEditor))]

		[DefaultValue ("")]

		[UrlProperty]

		[Bindable (true)]

		public string LargeImageUrl {

			get { return bag ["LargeIconUrl"] == null ? String.Empty : (string) bag ["LargeIconUrl"]; }

			set { bag ["LargeIconUrl"] = value; }

		}



		/// <summary>

		/// Gets or sets the text displayed for the node in the folder tree of FileManager control.

		/// </summary>

		[DefaultValue ("")]

		public string Text {

			get { return (string) bag ["Text"] ?? String.Empty; }

			set {

				// validate value must be valid file/folder name 

				if (!FileManagerController.Validate (value))

					throw new ArgumentException (String.Format ("'{0}' is not a valid value for RootDirectory.Text, It cannot contain any of the following characters: \\/:*?\"<>|", value));

				bag ["Text"] = value;

			}

		}



		internal string TextInternal {

			get {

				if (String.IsNullOrEmpty (Text))

					return VirtualPathUtility.GetFileName (DirectoryPath);

				return Text;

			}

		}



		[DefaultValue (true)]

		public bool ShowRootIndex {

			get { return bag ["ShowRootIndex"] == null ? true : (bool) bag ["ShowRootIndex"]; }

			set {

				bag ["ShowRootIndex"] = value;

			}

		}



		/// <summary>

		/// Overridden

		/// </summary>

		/// <returns></returns>

		public override string ToString () {

			return DirectoryPath;

		}



		#region IStateManager Members



		bool IStateManager.IsTrackingViewState {

			get { return ((IStateManager) bag).IsTrackingViewState; }

		}



		void IStateManager.LoadViewState (object state) {

			((IStateManager) bag).LoadViewState (state);

		}



		object IStateManager.SaveViewState () {

			return ((IStateManager) bag).SaveViewState ();

		}



		void IStateManager.TrackViewState () {

			((IStateManager) bag).TrackViewState ();

		}



		#endregion



		internal void SetDirty () {

			bag.SetDirty (true);

		}

	}

}