SourceCode/PROMS/VEPROMS.CSLA.Library/Extension/FolderExt.cs

// ========================================================================
// Copyright 2006 - Volian Enterprises, Inc. All rights reserved.          
// Volian Enterprises - Proprietary Information - DO NOT COPY OR DISTRIBUTE
// ------------------------------------------------------------------------
// $Workfile: $     $Revision: $                                           
// $Author: $   $Date: $                                                   
//                                                                         
// $History: $                                                             
// ========================================================================

using System;
using System.Data;
using System.Data.SqlClient;
using Csla;
using Csla.Data;
using System.Configuration;
using System.IO;
using System.Drawing;
using System.Collections.Generic;

namespace VEPROMS.CSLA.Library
{
	public partial class Folder : IVEDrillDown
	{
		#region Folder Config
		[NonSerialized]
		private FolderConfig _FolderConfig;
		public FolderConfig FolderConfig
		{
			get
			{
				if (_FolderConfig == null)
				{
					_FolderConfig = new FolderConfig(this);
					_FolderConfig.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(_FolderConfig_PropertyChanged);
				}
				return _FolderConfig;
			}
		}
		public void FolderConfigRefresh()
		{
			_FolderConfig = null;
		}
		private void _FolderConfig_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
		{
			Config = _FolderConfig.ToString();
		}
		#endregion
		public override string ToString()
		{
			return _Title;
		}
		#region IVEReadOnlyItem
		public System.Collections.IList GetChildren()
		{
			if (FolderDocVersionCount != 0) return FolderDocVersions;
			if (ChildFolderCount != 0) return ChildFolders;
			return null;
		}
		public bool HasChildren
		{
			get { return _FolderDocVersionCount > 0 || _ChildFolderCount > 0; }
		}
		public IVEDrillDown ActiveParent
		{
			get
			{
				return MyParent;
			}
		}
		public Format ActiveFormat
		{
			get { return LocalFormat != null ? LocalFormat : (ActiveParent != null ? ActiveParent.ActiveFormat : null); }
		}
		public Format LocalFormat
		{
			get { return MyFormat; }
		}
		public DynamicTypeDescriptor MyConfig
		{
			get { return FolderConfig; }
		}
		#endregion
	}
	public partial class FolderInfo:IVEDrillDownReadOnly
	{
		#region Folder Config (Read-Only)
		[NonSerialized]
		private FolderConfig _FolderConfig;
		public FolderConfig FolderConfig
		{ get {
			return (_FolderConfig != null ? _FolderConfig : _FolderConfig = new FolderConfig(this)); 
		} }
		private void FolderConfigRefresh()
		{
			_FolderConfig = null;
		}
		#endregion
		#region IVEReadOnlyItem
		public System.Collections.IList GetChildren()
		{
			if(FolderDocVersionCount != 0)return FolderDocVersions;
			if (ChildFolderCount != 0) return ChildFolders;
			return null;
		}
		//public bool ChildrenAreLoaded
		//{
		//  get { return _FolderDocVersions != null || _ChildFolders != null; }
		//}
		public bool HasChildren
		{
			get { return _FolderDocVersionCount > 0 || _ChildFolderCount > 0; }
		}
		public IVEDrillDownReadOnly ActiveParent
		{
			get
			{
				return MyParent;
			}
		}
		public FormatInfo ActiveFormat
		{
			get { return LocalFormat != null ? LocalFormat : ( ActiveParent != null ? ActiveParent.ActiveFormat : null); }
		}
		public FormatInfo LocalFormat
		{
			get { return MyFormat; }
		}
		public DynamicTypeDescriptor MyConfig
		{
			get { return Get().FolderConfig; }
		}
		/// <summary>
		/// These settings are set on the user interface side.
		/// This is used to control whether the Name and/or Title is displayed
		/// next to the tree nodes in the user interface
		/// </summary>
		private bool _DisplayTreeNodeNames =   true;
		public bool DisplayTreeNodeNames
		{
			get { return _DisplayTreeNodeNames; }
			set { _DisplayTreeNodeNames = value; }
		}
		private bool _DisplayTreeNodeTitles = false;

		public bool DisplayTreeNodeTitles
		{
			get { return _DisplayTreeNodeTitles; }
			set { _DisplayTreeNodeTitles = value; }
		}
		public override string ToString()
		{
			// assume that at least one of the two options was selected
			string rtnstr = "";
			if ( _DisplayTreeNodeNames) rtnstr = Name;
			if (_DisplayTreeNodeTitles)
			{
				if (rtnstr.Length > 0) rtnstr += " - ";
				rtnstr += Title;
			}
			return rtnstr;
			//return string.Format("{0} - {1}", Name, Title);
		}
		//public string ToString(string str, System.IFormatProvider ifp)
		//{
		//  return ToString();
		//}
		#endregion
		public Color BackColor
		{ get { return FolderConfig.Default_BkColor; } }
		#region Extension
		partial class FolderInfoExtension : extensionBase
		{
			public override void Refresh(FolderInfo tmp)
			{
				tmp.FolderConfigRefresh();
			}
		}
		#endregion
	}
}