using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using Infragistics.Win.UltraWinGrid;
using System.Data;
using log4net;

namespace AyaNova
{
	/// <summary>
	/// Summary description for UtilGridColumnSelector.
	/// </summary>
	public class UtilGridColumnSelector : System.Windows.Forms.Form
	{
		// Create a logger for use in this class
		//case 1039 private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
		
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;
		
		
		//attributes
		private Infragistics.Win.UltraWinGrid.UltraGridBand mBand;
		private Infragistics.Win.UltraWinGrid.UltraGrid gridColumns;
		private System.Data.DataSet dsColumns;
		
		public UtilGridColumnSelector()
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();
            HideColumns.Add("REMOVE","REMOVE");
			
			
		}

		//columns that should not be even shown to be
		//made visible
		private Hashtable mHideColumns=new Hashtable();

		public Hashtable HideColumns
		{
			get
			{
				return mHideColumns;
			}
		}

		public Infragistics.Win.UltraWinGrid.UltraGridBand BandToEdit
		{
			set
			{
				mBand=value;
				FillColumnList();
			}
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(UtilGridColumnSelector));
            this.gridColumns = new Infragistics.Win.UltraWinGrid.UltraGrid();
            ((System.ComponentModel.ISupportInitialize)(this.gridColumns)).BeginInit();
            this.SuspendLayout();
            // 
            // gridColumns
            // 
            this.gridColumns.Cursor = System.Windows.Forms.Cursors.Default;
            this.gridColumns.DisplayLayout.AutoFitStyle = Infragistics.Win.UltraWinGrid.AutoFitStyle.ResizeAllColumns;
            this.gridColumns.DisplayLayout.Override.AllowAddNew = Infragistics.Win.UltraWinGrid.AllowAddNew.No;
            this.gridColumns.DisplayLayout.Override.AllowColMoving = Infragistics.Win.UltraWinGrid.AllowColMoving.NotAllowed;
            this.gridColumns.DisplayLayout.Override.AllowColSwapping = Infragistics.Win.UltraWinGrid.AllowColSwapping.NotAllowed;
            this.gridColumns.DisplayLayout.Override.AllowDelete = Infragistics.Win.DefaultableBoolean.False;
            this.gridColumns.DisplayLayout.Override.AllowRowFiltering = Infragistics.Win.DefaultableBoolean.False;
            this.gridColumns.DisplayLayout.Override.AllowUpdate = Infragistics.Win.DefaultableBoolean.True;
            this.gridColumns.DisplayLayout.Override.HeaderClickAction = Infragistics.Win.UltraWinGrid.HeaderClickAction.SortSingle;
            this.gridColumns.DisplayLayout.Override.RowSelectors = Infragistics.Win.DefaultableBoolean.False;
            this.gridColumns.DisplayLayout.Override.RowSizing = Infragistics.Win.UltraWinGrid.RowSizing.AutoFixed;
            this.gridColumns.DisplayLayout.Override.SelectTypeCell = Infragistics.Win.UltraWinGrid.SelectType.None;
            this.gridColumns.DisplayLayout.Override.SelectTypeCol = Infragistics.Win.UltraWinGrid.SelectType.None;
            this.gridColumns.DisplayLayout.Override.SelectTypeRow = Infragistics.Win.UltraWinGrid.SelectType.None;
            this.gridColumns.Dock = System.Windows.Forms.DockStyle.Fill;
            this.gridColumns.Location = new System.Drawing.Point(0, 0);
            this.gridColumns.Name = "gridColumns";
            this.gridColumns.Size = new System.Drawing.Size(323, 699);
            this.gridColumns.TabIndex = 0;
            this.gridColumns.AfterCellUpdate += new Infragistics.Win.UltraWinGrid.CellEventHandler(this.gridColumns_AfterCellUpdate);
            // 
            // UtilGridColumnSelector
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 15);
            this.BackColor = System.Drawing.SystemColors.Window;
            this.ClientSize = new System.Drawing.Size(323, 699);
            this.Controls.Add(this.gridColumns);
            this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
            this.MaximizeBox = false;
            this.MinimizeBox = false;
            this.Name = "UtilGridColumnSelector";
            this.ShowInTaskbar = false;
            this.Closing += new System.ComponentModel.CancelEventHandler(this.UtilGridColumnSelector_Closing);
            ((System.ComponentModel.ISupportInitialize)(this.gridColumns)).EndInit();
            this.ResumeLayout(false);

		}
		#endregion



		private void FillColumnList()
		{
			//case 1039 //log.Debug("FillColumnList");

			dsColumns=new DataSet();
			dsColumns.Tables.Add();
			
			dsColumns.Tables[0].Columns.Add("Column",typeof(string));
			dsColumns.Tables[0].Columns.Add("Show",typeof(bool));
			dsColumns.Tables[0].Columns.Add("Key",typeof(string));

			DataRow dr;
			foreach(UltraGridColumn c in mBand.Columns)
			{
				
				
				if(!Util.PrivateColumns.Contains(c.Key) &&
					!mHideColumns.Contains(c.Key) &&
					c.DataType.ToString()!="Infragistics.Win.UltraWinGrid.ChapteredColumnType")
				{
					dr=dsColumns.Tables[0].NewRow();
					dr["Show"]=!c.Hidden;
					dr["Column"]=c.Header.Caption;
					dr["Key"]=c.Key;
					dsColumns.Tables[0].Rows.Add(dr);
				}			

			}

			gridColumns.DataSource=dsColumns;
			gridColumns.DisplayLayout.Bands[0].Columns["Key"].Hidden=true;
			gridColumns.DisplayLayout.Bands[0].Columns["Column"].CellActivation=Activation.NoEdit;

		}

		/// <summary>
		/// Save changes back into grid
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void UtilGridColumnSelector_Closing(object sender, System.ComponentModel.CancelEventArgs e)
		{
			//case 1039 //log.Debug("UtilGridColumnSelector_Closing");

			//Ensure all changes are committed in the grid
			//required because clicking on close will not trigger the update since
			//close X in corner of screen doesnt' take focus which means grid doesn't lose focus
			//which means updates aren't committed
			gridColumns.UpdateData();

			DataRow dr;

            //Case 197
            bool bOneVisible = false;
            foreach (DataRow r in dsColumns.Tables[0].Rows)
            {
                if ((bool)r["Show"] == true)
                {
                    bOneVisible = true;
                    break;
                }
            }

            if (!bOneVisible)
            {
                e.Cancel = true;
                return;
            }


			for(int x=0;x<dsColumns.Tables[0].Rows.Count;x++)
			{
				dr=dsColumns.Tables[0].Rows[x];
				foreach(UltraGridColumn c in mBand.Columns)
				{ 
					if(c.Key==(string)dr["Key"])
						c.Hidden=!(bool)dr["Show"];				
				}
			}

            
            //Case 1252
            //If there is a remove column, make sure it's still the rightmost

		
		}

		private void gridColumns_AfterCellUpdate(object sender, Infragistics.Win.UltraWinGrid.CellEventArgs e)
		{
			//see if there is at least one checked column, if not then check this cell
			foreach(UltraGridRow r in gridColumns.Rows)
			{
				if((bool)r.Cells["Show"].Value==true)
				{
					return;
					
				}
			}

			//Oops, none are checked, can't have that...
			e.Cell.Value=true;
		}




	}
}