myIphoneDataSource

myIphoneDataSource

using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using MonoTouch.Foundation;
using MonoTouch.UIKit;	

	public class MyDatasource : UITableViewDataSource
	{
		object[] dataArray;
		public string CellTextLabelMember = "";
		public string CellDetailTextLabelMember = "";
		public string CellSubsections = "";
		public string CellSectionHeader = "";
		public String CellSectionFooter = "";
		public UITableViewCellAccessory cellAccessory  = UITableViewCellAccessory.None;
		public UITableViewCellStyle cellStyle = UITableViewCellStyle.Default;
		public string CellID = "cell";
		public UIImage checkedImage;
		public UIImage unCheckedImage;
		public bool isChecked;
		private bool subSectionsFound = false;
		
		public MyDatasource (object[] inArray)
		{
			dataArray = inArray;
		}
		public MyDatasource(IList inList)
		{
			dataArray = (new ArrayList((IList)inList)).ToArray();
		}
		
		public MyDatasource (object[] inArray,string TextLabelMember)
		{
			dataArray = inArray;
			CellTextLabelMember = TextLabelMember;
		}
		
			/// <summary>
		/// Called by the TableView to determine how many sections(groups) there are.
		/// </summary>
		public override int NumberOfSections (UITableView tableView)
		{
			if (string.IsNullOrEmpty(CellSubsections))
			{
				return 1;	
			}
			else
			{
				return dataArray.Count();
			}
		}

		/// <summary>
		/// Called by the TableView to determine how many cells to create for that particular section.
		/// </summary>
		public override int RowsInSection (UITableView tableview, int section)
		{
			if (string.IsNullOrEmpty(CellSubsections))
			{
				return dataArray.Count();
			}
			else
			{
				return getPropertyArray(this.dataArray[section],CellSubsections).Count();
			}
		}

		/// <summary>
		/// Called by the TableView to retrieve the header text for the particular section(group)
		/// </summary>
		public override string TitleForHeader (UITableView tableView, int section)
		{
			return this.getPropertyValue(this.dataArray[section],CellSectionHeader);
		}

		/// <summary>
		/// Called by the TableView to retrieve the footer text for the particular section(group)
		/// </summary>
		public override string TitleForFooter (UITableView tableView, int section)
		{
			return this.getPropertyValue(this.dataArray[section],CellSectionFooter);
		}

		public override UITableViewCell GetCell (UITableView tableView, NSIndexPath indexPath)
		{

			var cell = tableView.DequeueReusableCell (CellID);
			if (cell == null)
				cell = new UITableViewCell (cellStyle, CellID);

			object l;
			if (string.IsNullOrEmpty(CellSubsections))
			{
				l = dataArray.ElementAt(indexPath.Row);
			}
			else
			{
				l = getPropertyArray(dataArray[indexPath.Section],CellSubsections).ElementAt(indexPath.Row);
			}

			if (cell.TextLabel != null)
				cell.TextLabel.Text = getPropertyValue(l,CellTextLabelMember);

			if (cell.DetailTextLabel != null)
			{
				cell.DetailTextLabel.Text = getPropertyValue(l,CellDetailTextLabelMember);
				//cell.DetailTextLabel.BackgroundColor = UIColor.Purple;
			}
			UIView bg = new UIView(cell.Frame);
			//bg.BackgroundColor = UIColor.Purple;
			cell.BackgroundView = bg;
			cell.Accessory = cellAccessory;
			//cell.BackgroundColor = UIColor.Purple;
			return cell;
		}

		private string getPropertyValue(object inObject, string propertyName)
		{
			PropertyInfo[] props = inObject.GetType().GetProperties();
			PropertyInfo prop = props.Select(p => p).Where(p =>  p.Name == propertyName).FirstOrDefault();
				if (prop != null)
					return prop.GetValue(inObject,null).ToString();
			return "";
		}
		private object[] getPropertyArray(object inObject, string propertyName)
		{
			PropertyInfo[] props = inObject.GetType().GetProperties();
			PropertyInfo prop = props.Select(p => p).Where(p =>  p.Name == propertyName).FirstOrDefault();
			if (prop != null){
				var currentObject = prop.GetValue(inObject,null);
				if(currentObject.GetType().GetGenericTypeDefinition() == typeof(List<>)){
					return (new ArrayList((IList)currentObject)).ToArray();
				}
				else if (currentObject is Array)
				{
					return (object[])currentObject;
				}
				else
				{
					return new object[1];
				}
			}
			return new object[1];
		}

					                  
			                                           
	}