mcs/class/System.Windows.Forms/System.Windows.Forms/ListControl.cs

   1 //
   2 // System.Windows.Forms.ListControl.cs
   3 //
   4 // Author:
   5 //   stubbed out by Daniel Carrera (dcarrera@math.toronto.edu)
   6 //      Dennis Hayes (dennish@raytek.com)
   7 //  Brian Takita (brian.takita@runbox.com)
   8 // (C) 2002/3 Ximian, Inc
   9 //
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31 using System;
  32 using System.Drawing;
  33 using System.Collections;
  34 using System.ComponentModel;
  35 using System.Reflection;
  36
  37 namespace System.Windows.Forms {
  38
  39         // <summary>
  40         //
  41         // </summary>
  42
  43         public abstract class ListControl : Control {
  44
  45                 internal string DisplayMember_ = String.Empty;
  46
  47                 internal object DataSource_;
  48                 //ControlStyles controlStyles;
  49                 //
  50                 //  --- Public Properties
  51                 //
  52                 [MonoTODO]
  53                 public object DataSource {
  54                         get {
  55                                 return DataSource_;
  56                         }
  57                         set {
  58                                 if (DataSource_ != value) {
  59                                         if ((value is IList) || (value is IListSource)) {
  60                                                 DataSource_ = value;
  61                                                 OnDataSourceChanged (new EventArgs ());
  62
  63                                         } else {
  64                                                 throw new Exception ("Complex DataBinding accepts as a data source either an IList or an IListSource");
  65                                         }
  66                                 }
  67                         }
  68                 }
  69                 [MonoTODO]
  70                 public string DisplayMember {
  71                         get {
  72                                 return DisplayMember_;
  73                         }
  74                         set {
  75                                 if (DisplayMember_ != value) {
  76                                         DisplayMember_ = value;
  77                                         OnDisplayMemberChanged(new EventArgs());
  78                                 }
  79                         }
  80                 }
  81
  82                 internal string getDisplayMemberOfObj (object obj) {
  83                         string objectString = String.Empty;
  84                         Type t = obj.GetType();
  85
  86                         if (DisplayMember != String.Empty) {
  87                                 if (t != null) {
  88                                         PropertyInfo prop = t.GetProperty (DisplayMember);
  89                                         if (prop != null)
  90                                                 objectString = prop.GetValue (obj, null).ToString ();
  91                                 }
  92                         }
  93                         if (objectString == String.Empty)
  94                                 objectString = obj.ToString();
  95
  96                         return objectString;
  97                 }
  98
  99                 internal class ListControlComparer : IComparer {
 100                         private ListControl owner_ = null;
 101                         public ListControlComparer(ListControl owner) {
 102                                 owner_ = owner;
 103                         }
 104
 105
 106                         public int Compare(object x, object y) {
 107                                 return owner_.getDisplayMemberOfObj(x).CompareTo (owner_.getDisplayMemberOfObj (y));
 108                         }
 109                 }
 110
 111
 112                 [MonoTODO]
 113                 public abstract int SelectedIndex {get;set;}
 114
 115                 [MonoTODO]
 116                 public object SelectedValue {
 117                         get {
 118                                 throw new NotImplementedException ();
 119                         }
 120                         set {
 121                                 //FIXME:
 122                         }
 123                 }
 124                 [MonoTODO]
 125                 public string ValueMember {
 126                         get {
 127                                 throw new NotImplementedException ();
 128                         }
 129                         set {
 130                                 //FIXME:
 131                         }
 132                 }
 133
 134                 //
 135                 //  --- Public Methods
 136                 //
 137
 138                 [MonoTODO]
 139                 public string GetItemText (object item) {
 140                         throw new NotImplementedException ();
 141                 }
 142
 143                 //
 144                 //  --- Public Events
 145                 //
 146                 [MonoTODO]
 147                 public event EventHandler DataSourceChanged;
 148                 [MonoTODO]
 149                 public event EventHandler DisplayMemberChanged;
 150
 151                 //
 152                 // --- Protected Constructor
 153                 //
 154                 [MonoTODO]
 155                 protected ListControl () {
 156
 157                 }
 158
 159                 //
 160                 //  --- Protected Properties
 161                 //
 162                 [MonoTODO]
 163                 protected CurrencyManager DataManager {
 164                         get {
 165                                 throw new NotImplementedException ();
 166                         }
 167                 }
 168
 169                 //
 170                 //  --- Protected Methods
 171                 //
 172
 173                 [MonoTODO]
 174                 protected object FilterItemOnProperty(object item){
 175                         throw new NotImplementedException ();
 176                 }
 177
 178                 [MonoTODO]
 179                 protected object FilterItemOnProperty(object item, string field){
 180                         throw new NotImplementedException ();
 181                 }
 182
 183                 [MonoTODO]
 184                 protected override bool IsInputKey (Keys keyData) {
 185                         //FIXME:
 186                         return base.IsInputKey(keyData);
 187                 }
 188                 [MonoTODO]
 189                 protected virtual void OnDataSourceChanged (EventArgs e) {
 190                         //FIXME:
 191                 }
 192                 [MonoTODO]
 193                 protected virtual void OnDisplayMemberChanged (EventArgs e) {
 194                         //FIXME:
 195                 }
 196
 197                 [MonoTODO]
 198                 protected virtual void OnSelectedIndexChanged (EventArgs e) {
 199                         //FIXME:
 200                 }
 201
 202                 [MonoTODO]
 203                 protected virtual void OnSelectedValueChanged (EventArgs e) {
 204                         //FIXME:
 205                 }
 206
 207                 public event EventHandler SelectedValueChanged;
 208                 public event EventHandler ValueMemberChanged;
 209
 210                 [MonoTODO]
 211                 protected override void OnBindingContextChanged (EventArgs e) {
 212                         //FIXME:
 213                         base.OnBindingContextChanged(e);
 214                 }
 215
 216                 [MonoTODO]
 217                 protected virtual void OnValueMemberChanged (EventArgs e) {
 218                         //FIXME:
 219                 }
 220
 221                 [MonoTODO]
 222                 protected virtual void SetItemCore (int index, object value) {
 223                         //FIXME:
 224                 }
 225                 protected abstract void SetItemsCore (IList items);
 226
 227                 [MonoTODO]
 228                 protected abstract void RefreshItem (int index);
 229         }
 230 }