MeasureItemEventArgs.cs :  » 2.6.4-mono-.net-core » System.Windows.Forms » System » Windows » Forms » C# / CSharp Open Source

//
// System.Windows.Forms.MeasureItemEventArgs.cs
//
// Author:
//   stubbed out by Paul Osman (paul.osman@sympatico.ca)
//  Partially completed by Dennis Hayes (dennish@raytek.com)
//  Gianandrea Terzi (gianandrea.terzi@lario.com)
//
// (C) 2002 Ximian, Inc
//

using System;
using System.Reflection;
using System.Globalization;
//using System.Windows.Forms.AccessibleObject.IAccessible;
using System.Drawing;

namespace System.Windows.Forms{


  /// <summary>
  /// </summary>

  public class MeasureItemEventArgs : EventArgs {

    #region Fields

    private Graphics graphics;
    private int index;
    private int itemheight = -1;
    private int itemwidth = -1;

    #endregion

    //
    //  --- Constructors
    //
    public MeasureItemEventArgs(Graphics graphics, int index)
    {
      this.index = index;
      this.graphics = graphics;
    }

    public MeasureItemEventArgs(Graphics graphics, int index, int itemheight) 
    {
      this.index = index;
      this.graphics = graphics;
      itemheight = ItemHeight;
    }

    #region Public Properties

    public Graphics Graphics  
    {
      get 
      { 
        return graphics;
      }
    }

    public int Index  
    {
      get 
      {
        return index;
      }
    }

    public int ItemHeight  
    {
      get 
      {
        return itemheight;
      }
      set 
      {
        itemheight = value;
      }
    }

    public int ItemWidth  
    {
      get 
      {
        return itemwidth;
      }
      set 
      {
        itemwidth = value;
      }
    }

    #endregion
    
    #region Public Methods

    /// <summary>
    ///  Equality Operator
    /// </summary>
    ///
    /// <remarks>
    ///  Compares two MeasureItemEventArgs objects.
    ///  The return value is based on the equivalence of
    ///  graphics, index, itemheight and itemwidth Property
    ///  of the two MeasureItemEventArgs.
    /// </remarks>
    public static bool operator == (MeasureItemEventArgs MeasureItemEventArgsA, MeasureItemEventArgs MeasureItemEventArgsB) 
    {
      return (MeasureItemEventArgsA.Graphics == MeasureItemEventArgsB.Graphics) && 
           (MeasureItemEventArgsA.Index == MeasureItemEventArgsB.Index) &&
           (MeasureItemEventArgsA.ItemHeight == MeasureItemEventArgsB.ItemHeight) &&
           (MeasureItemEventArgsA.ItemWidth == MeasureItemEventArgsB.ItemWidth);
    }
    
    /// <summary>
    ///  Inequality Operator
    /// </summary>
    ///
    /// <remarks>
    ///  Compares two MeasureItemEventArgs objects.
    ///  The return value is based on the equivalence of
    ///  graphics, index, itemheight and itemwidth Property
    ///  of the two MeasureItemEventArgs.
    /// </remarks>
    public static bool operator != (MeasureItemEventArgs MeasureItemEventArgsA, MeasureItemEventArgs MeasureItemEventArgsB) 
    {
      return (MeasureItemEventArgsA.Graphics != MeasureItemEventArgsB.Graphics) || 
           (MeasureItemEventArgsA.Index != MeasureItemEventArgsB.Index) ||
           (MeasureItemEventArgsA.ItemHeight != MeasureItemEventArgsB.ItemHeight) ||
           (MeasureItemEventArgsA.ItemWidth != MeasureItemEventArgsB.ItemWidth);
    }

    /// <summary>
    ///  Equals Method
    /// </summary>
    ///
    /// <remarks>
    ///  Checks equivalence of this
    ///  PropertyTabChangedEventArgs and another
    ///  object.
    /// </remarks>
    public override bool Equals (object obj) 
    {
      if (!(obj is MeasureItemEventArgs))return false;
      return (this == (MeasureItemEventArgs) obj);
    }

    /// <summary>
    ///  GetHashCode Method
    /// </summary>
    ///
    /// <remarks>
    ///  Calculates a hashing value.
    /// </remarks>
    [MonoTODO]
    public override int GetHashCode () 
    {
      //FIXME: add class specific stuff;
      return base.GetHashCode();
    }

    /// <summary>
    ///  ToString Method
    /// </summary>
    ///
    /// <remarks>
    ///  Formats the object as a string.
    /// </remarks>
    [MonoTODO]
    public override string ToString () 
    {
      //FIXME: add class specific stuff;
      return base.ToString();
    }

    #endregion

  }
}