using System.Windows.Forms;
using System.ComponentModel;
using System.Drawing.Design;
using FastReport.Utils;
using FastReport.TypeEditors;
using FastReport.Data;

namespace FastReport.Dialog
{
    /// <summary>
    /// Represents the <see cref="GridControl"/>'s column.
    /// Wraps the <see cref="System.Windows.Forms.DataGridViewTextBoxColumn"/> class.
    /// </summary>
    public class GridControlColumn : Base
    {
        private DataGridViewTextBoxColumn column;
        private string dataColumn;

        #region Properties
        /// <summary>
        /// Gets or sets the mode by which the column automatically adjusts its width.
        /// Wraps the <see cref="System.Windows.Forms.DataGridViewColumn.AutoSizeMode"/> property.
        /// </summary>
        [DefaultValue(DataGridViewAutoSizeColumnMode.NotSet)]
        [Category("Behavior")]
        public DataGridViewAutoSizeColumnMode AutoSizeMode
        {
            get { return column.AutoSizeMode; }
            set { column.AutoSizeMode = value; }
        }

        /// <summary>
        /// Gets or sets the data column attached to this column.
        /// </summary>
        [Category("Data")]
        [Editor("FastReport.TypeEditors.DataColumnEditor, FastReport", typeof(UITypeEditor))]
        public string DataColumn
        {
            get { return dataColumn; }
            set { dataColumn = value; }
        }

        /// <summary>
        /// Gets or sets the caption text on the column's header cell.
        /// Wraps the <see cref="System.Windows.Forms.DataGridViewColumn.HeaderText"/> property.
        /// </summary>
        [Category("Appearance")]
        public string HeaderText
        {
            get { return column.HeaderText; }
            set { column.HeaderText = value; }
        }

        /// <summary>
        /// Gets or sets the column's default cell style.
        /// Wraps the <see cref="System.Windows.Forms.DataGridViewColumn.DefaultCellStyle"/> property.
        /// </summary>
        [Category("Appearance")]
        public DataGridViewCellStyle DefaultCellStyle
        {
            get { return column.DefaultCellStyle; }
            set { column.DefaultCellStyle = value; }
        }

        /// <summary>
        /// Gets or sets a value that represents the width of the column when it is in fill mode relative to the widths of other fill-mode columns in the control.
        /// Wraps the <see cref="System.Windows.Forms.DataGridViewColumn.FillWeight"/> property.
        /// </summary>
        [DefaultValue(100f)]
        [Category("Layout")]
        public float FillWeight
        {
            get { return column.FillWeight; }
            set { column.FillWeight = value; }
        }

        /// <summary>
        /// Gets or sets the current width of the column.
        /// Wraps the <see cref="System.Windows.Forms.DataGridViewColumn.Width"/> property.
        /// </summary>
        [DefaultValue(100)]
        [Category("Layout")]
        public int Width
        {
            get { return column.Width; }
            set { column.Width = value; }
        }

        /// <summary>
        /// Gets or sets a value indicating whether the column is visible.
        /// Wraps the <see cref="System.Windows.Forms.DataGridViewColumn.Visible"/> property.
        /// </summary>
        [DefaultValue(true)]
        [Category("Behavior")]
        public bool Visible
        {
            get { return column.Visible; }
            set { column.Visible = value; }
        }

        /// <summary>
        /// This property is not relevant to this class.
        /// </summary>
        [Browsable(false)]
        public new string Name
        {
            get { return base.Name; }
            set { base.Name = value; }
        }

        /// <summary>
        /// This property is not relevant to this class.
        /// </summary>
        [Browsable(false)]
        public new Restrictions Restrictions
        {
            get { return base.Restrictions; }
            set { base.Restrictions = value; }
        }

        internal DataGridViewTextBoxColumn Column
        {
            get { return column; }
        }
        #endregion

        #region Public Methods
        /// <inheritdoc/>
        public override void Assign(Base source)
        {
            BaseAssign(source);
        }

        /// <inheritdoc/>
        public override void Serialize(FRWriter writer)
        {
            GridControlColumn c = writer.DiffObject as GridControlColumn;
            writer.ItemName = "Column";

            if (AutoSizeMode != c.AutoSizeMode)
                writer.WriteValue("AutoSizeMode", AutoSizeMode);
            if (DataColumn != c.DataColumn)
                writer.WriteStr("DataColumn", DataColumn);
            if (HeaderText != c.HeaderText)
                writer.WriteStr("HeaderText", HeaderText);
            GridControl.WriteCellStyle(writer, "DefaultCellStyle", DefaultCellStyle, c.DefaultCellStyle);
            if (FillWeight != c.FillWeight)
                writer.WriteFloat("FillWeight", FillWeight);
            if (Width != c.Width)
                writer.WriteInt("Width", Width);
            if (Visible != c.Visible)
                writer.WriteBool("Visible", Visible);
        }

        internal void InitColumn()
        {
            if (Report != null)
            {
                FastReport.Data.Column column = DataHelper.GetColumn(Report.Dictionary, DataColumn);
                if (column != null)
                    this.column.DataPropertyName = column.Name;
            }
        }
        #endregion

        /// <summary>
        /// Initializes a new instance of the <b>GridControlColumn</b> class with default settings. 
        /// </summary>
        public GridControlColumn()
        {
            column = new DataGridViewTextBoxColumn();
        }
    }
}