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 getTotalRowCount = false;
  42                 int totalRowCount = -1;
  43                 DataSourceCapabilities dsc = DataSourceCapabilities.None;
  44
  45                 static DataSourceSelectArguments empty = new DataSourceSelectArguments();
  46                 public static DataSourceSelectArguments Empty {
  47                         get {
  48                                 return empty;
  49                         }
  50                 }
  51
  52                 public DataSourceSelectArguments ()
  53                 {
  54                 }
  55
  56                 public DataSourceSelectArguments (string sortExpression)
  57                 {
  58                         this.sortExpression = sortExpression;
  59                 }
  60
  61                 public DataSourceSelectArguments (int startingRowIndex, int maxRows)
  62                 {
  63                         this.startingRowIndex = startingRowIndex;
  64                         this.maxRows = maxRows;
  65                 }
  66
  67                 public DataSourceSelectArguments (string sortExpression, int startingRowIndex, int maxRows)
  68                 {
  69                         this.sortExpression = sortExpression;
  70                         this.startingRowIndex = startingRowIndex;
  71                         this.maxRows = maxRows;
  72                 }
  73
  74                 public void AddSupportedCapabilities (DataSourceCapabilities srcCapabilities)
  75                 {
  76                         this.dsc = this.dsc | srcCapabilities;
  77                 }
  78
  79                 public override bool Equals (object obj)
  80                 {
  81                         if (!(obj is DataSourceSelectArguments))
  82                                 return false;
  83
  84                         DataSourceSelectArguments args = (DataSourceSelectArguments)obj;
  85                         return (this.sortExpression == args.sortExpression &&
  86                                 this.startingRowIndex == args.startingRowIndex &&
  87                                 this.maxRows == args.maxRows);
  88                 }
  89
  90                 [MonoTODO]
  91                 public override int GetHashCode ()
  92                 {
  93                         return sortExpression.GetHashCode ();
  94                 }
  95
  96                 public void RaiseUnsupportedCapabilitiesError (DataSourceView view)
  97                 {
  98                         view.RaiseUnsupportedCapabilityError (this.dsc);
  99                 }
 100
 101                 public int MaximumRows {
 102                         get { return this.maxRows; }
 103                         set {
 104                                 this.maxRows = value;
 105                         }
 106                 }
 107
 108                 public bool RetrieveTotalRowCount  {
 109                         get { return this.getTotalRowCount; }
 110                         set { this.getTotalRowCount = value; }
 111                 }
 112
 113                 public string SortExpression {
 114                         get { return this.sortExpression; }
 115                         set {
 116                                 this.sortExpression = value;
 117                         }
 118                 }
 119
 120                 public int StartRowIndex {
 121                         get { return this.startingRowIndex; }
 122                         set {
 123                                 this.startingRowIndex = value;
 124                         }
 125                 }
 126
 127                 public int TotalRowCount {
 128                         get { return this.totalRowCount; }
 129                         set {
 130                                 this.totalRowCount = value;
 131                         }
 132                 }
 133         }
 134 }
 135 #endif