mcs/class/System.Web/System.Web.UI/DataSourceSelectArguments.cs

   1 //
   2 // System.Web.UI.DataSourceSelectArguments.cs
   3 //
   4 // Author:
   5 //   Sanjay Gupta <gsanjay@novell.com>
   6 //
   7 // (C) 2004 Novell, Inc (http://www.novell.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 #if NET_2_0
  32 using System;
  33
  34 namespace System.Web.UI
  35 {
  36         public sealed class DataSourceSelectArguments
  37         {
  38                 string sortExpression = string.Empty;
  39                 int startingRowIndex = 0;
  40                 int maxRows = 0;
  41                 bool isEmpty;
  42                 bool getTotalRowCount = false;
  43                 int totalRowCount = -1;
  44                 DataSourceCapabilities dsc = DataSourceCapabilities.None;
  45
  46                 public static readonly DataSourceSelectArguments Empty = new DataSourceSelectArguments ();
  47
  48                 public DataSourceSelectArguments ()
  49                 {
  50                         this.isEmpty = true;
  51                 }
  52
  53                 public DataSourceSelectArguments (string sortExpression)
  54                 {
  55                         this.sortExpression = sortExpression;
  56                         this.isEmpty = false;
  57                 }
  58
  59                 public DataSourceSelectArguments (int startingRowIndex, int maxRows)
  60                 {
  61                         this.startingRowIndex = startingRowIndex;
  62                         this.maxRows = maxRows;
  63                         this.isEmpty = false;
  64                 }
  65
  66                 public DataSourceSelectArguments (string sortExpression, int startingRowIndex, int maxRows)
  67                 {
  68                         this.sortExpression = sortExpression;
  69                         this.startingRowIndex = startingRowIndex;
  70                         this.maxRows = maxRows;
  71                         this.isEmpty = false;
  72                 }
  73
  74                 public void AddSupportedCapabilities (DataSourceCapabilities srcCapabilities)
  75                 {
  76                         this.dsc = this.dsc | srcCapabilities;
  77                 }
  78
  79                 [MonoTODO]
  80                 public override bool Equals (object obj)
  81                 {
  82                         if (!(obj is DataSourceSelectArguments))
  83                                 return false;
  84                         return false;
  85                 }
  86
  87                 [MonoTODO]
  88                 public override int GetHashCode ()
  89                 {
  90                         return sortExpression.GetHashCode ();
  91                 }
  92
  93                 public void RaiseUnsupportedCapabilitiesError (DataSourceView view)
  94                 {
  95                         view.RaiseUnsupportedCapabilityError (this.dsc);
  96                 }
  97
  98                 public bool IsEmpty {
  99                         get { return this.isEmpty; }
 100                 }
 101
 102                 public int MaximumRows {
 103                         get { return this.MaximumRows; }
 104                         set {
 105                                 this.maxRows = value;
 106                                 this.isEmpty = false;
 107                         }
 108                 }
 109
 110                 public bool RetrieveTotalRowCount  {
 111                         get { return this.getTotalRowCount; }
 112                         set { this.getTotalRowCount = value; }
 113                 }
 114
 115                 public string SortExpression {
 116                         get { return this.sortExpression; }
 117                         set {
 118                                 this.sortExpression = value;
 119                                 this.isEmpty = false;
 120                         }
 121                 }
 122
 123                 public int StartRowIndex {
 124                         get { return this.startingRowIndex; }
 125                         set {
 126                                 this.startingRowIndex = value;
 127                                 this.isEmpty = false;
 128                         }
 129                 }
 130
 131                 public int TotalRowCount {
 132                         get { return this.totalRowCount; }
 133                         set {
 134                                 this.totalRowCount = value;
 135                                 this.isEmpty = false;
 136                         }
 137                 }
 138         }
 139 }
 140 #endif