mcs/class/Managed.Windows.Forms/System.Windows.Forms/GridItem.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2004-2005 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Jonathan Chambers (jonathan.chambers@ansys.com)
  24 //
  25
  26 // NOT COMPLETE
  27
  28 using System;
  29 using System.Drawing;
  30 using System.ComponentModel;
  31
  32 namespace System.Windows.Forms
  33 {
  34         public abstract class GridItem
  35         {
  36                 #region Fields
  37                 private bool expanded;
  38                 private object tag;
  39                 #endregion Fields
  40
  41                 #region Constructors
  42                 protected GridItem()
  43                 {
  44                         expanded = false;
  45                 }
  46                 #endregion      // Constructors
  47
  48                 #region Public Instance Properties
  49                 public virtual bool Expandable
  50                 {
  51                         get {
  52                                 return GridItems.Count > 1;
  53                         }
  54                 }
  55
  56                 public virtual bool Expanded
  57                 {
  58                         get {
  59                                 return expanded;
  60                         }
  61
  62                         set {
  63                                 expanded = value;
  64                         }
  65                 }
  66
  67                 public abstract GridItemCollection GridItems
  68                 {
  69                         get;
  70                 }
  71
  72                 public abstract GridItemType GridItemType
  73                 {
  74                         get;
  75                 }
  76
  77                 public abstract string Label
  78                 {
  79                         get;
  80                 }
  81
  82
  83                 public abstract GridItem Parent
  84                 {
  85                         get;
  86                 }
  87
  88
  89                 public abstract PropertyDescriptor PropertyDescriptor
  90                 {
  91                         get;
  92                 }
  93
  94                 [Localizable (false)]
  95                 [Bindable (true)]
  96                 [DefaultValue (null)]
  97                 [TypeConverter (typeof (StringConverter))]
  98                 public Object Tag {
  99                         get { return this.tag; }
 100                         set { this.tag = value; }
 101                 }
 102
 103                 public abstract object Value
 104                 {
 105                         get;
 106                 }
 107                 #endregion
 108
 109                 #region Public Instance Methods
 110                 public abstract bool Select ();
 111                 #endregion      // Public Instance Methods
 112         }
 113 }