mcs/class/System.Web/System.Web.UI.WebControls/DataGridPagerStyle.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) 2005 Novell, Inc. (http://www.novell.com)
  21 //
  22 // Authors:
  23 //      Peter Bartok    (pbartok@novell.com)
  24 //
  25 //
  26
  27 using System.ComponentModel;
  28 using System.Security.Permissions;
  29
  30 namespace System.Web.UI.WebControls {
  31
  32         // CAS - no inheritance demand required because the class is sealed
  33         [AspNetHostingPermissionAttribute (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  34         public sealed class DataGridPagerStyle : TableItemStyle {
  35                 #region Constructors
  36                 internal DataGridPagerStyle () {
  37                 }
  38                 #endregion      // Constructors
  39
  40                 #region Public Instance Properties
  41 #if ONLY_1_1
  42                 [Bindable(true)]
  43 #endif
  44                 [DefaultValue(PagerMode.NextPrev)]
  45                 [NotifyParentProperty(true)]
  46                 [WebSysDescription ("")]
  47                 [WebCategory ("Misc")]
  48                 public PagerMode Mode {
  49                         get {
  50                                 if ((styles & Styles.Mode) == 0) {
  51                                         return PagerMode.NextPrev;
  52                                 }
  53
  54                                 return (PagerMode)ViewState["Mode"];
  55                         }
  56
  57                         set {
  58                                 styles |= Styles.Mode;
  59                                 ViewState["Mode"] = value;
  60                         }
  61                 }
  62
  63 #if NET_2_0
  64                 [Localizable (true)]
  65 #else
  66                 [Bindable(true)]
  67 #endif
  68                 [DefaultValue("&gt;")]
  69                 [NotifyParentProperty(true)]
  70                 [WebSysDescription ("")]
  71                 [WebCategory ("Misc")]
  72                 public string NextPageText {
  73                         get {
  74                                 if ((styles & Styles.NextPageText) == 0) {
  75                                         return "&gt;";
  76                                 }
  77
  78                                 return ViewState.GetString("NextPageText", "&gt;");
  79                         }
  80
  81                         set {
  82                                 styles |= Styles.NextPageText;
  83                                 ViewState["NextPageText"] = value;
  84                         }
  85                 }
  86
  87 #if ONLY_1_1
  88                 [Bindable(true)]
  89 #endif
  90                 [DefaultValue(10)]
  91                 [NotifyParentProperty(true)]
  92                 [WebSysDescription ("")]
  93                 [WebCategory ("Misc")]
  94                 public int PageButtonCount {
  95                         get {
  96                                 if ((styles & Styles.PageButtonCount) == 0) {
  97                                         return 10;
  98                                 }
  99
 100                                 return ViewState.GetInt("PageButtonCount", 10);
 101                         }
 102
 103                         set {
 104                                 if (value < 1) {
 105                                         throw new ArgumentOutOfRangeException("value", "PageButtonCount must be greater than 0");
 106                                 }
 107
 108                                 styles |= Styles.PageButtonCount;
 109                                 ViewState["PageButtonCount"] = value;
 110                         }
 111                 }
 112
 113 #if ONLY_1_1
 114                 [Bindable(true)]
 115 #endif
 116                 [DefaultValue(PagerPosition.Bottom)]
 117                 [NotifyParentProperty(true)]
 118                 [WebSysDescription ("")]
 119                 [WebCategory ("Misc")]
 120                 public PagerPosition Position {
 121                         get {
 122                                 if ((styles & Styles.Position) == 0) {
 123                                         return PagerPosition.Bottom;
 124                                 }
 125
 126                                 return (PagerPosition)ViewState["Position"];
 127                         }
 128
 129                         set {
 130                                 styles |= Styles.Position;
 131                                 ViewState["Position"] = value;
 132                         }
 133                 }
 134
 135 #if NET_2_0
 136                 [Localizable (true)]
 137 #else
 138                 [Bindable(true)]
 139 #endif
 140                 [DefaultValue("&lt;")]
 141                 [NotifyParentProperty(true)]
 142                 [WebSysDescription ("")]
 143                 [WebCategory ("Misc")]
 144                 public string PrevPageText {
 145                         get {
 146                                 if ((styles & Styles.NextPageText) == 0) {
 147                                         return "&lt;";
 148                                 }
 149
 150                                 return ViewState.GetString("PrevPageText", "&lt;");
 151                         }
 152
 153                         set {
 154                                 styles |= Styles.PrevPageText;
 155                                 ViewState["PrevPageText"] = value;
 156                         }
 157                 }
 158
 159 #if ONLY_1_1
 160                 [Bindable(true)]
 161 #endif
 162                 [DefaultValue(true)]
 163                 [NotifyParentProperty(true)]
 164                 [WebSysDescription ("")]
 165                 [WebCategory ("Misc")]
 166                 public bool Visible {
 167                         get {
 168                                 if ((styles & Styles.Visible) == 0) {
 169                                         return true;
 170                                 }
 171
 172                                 return ViewState.GetBool("Visible", true);
 173                         }
 174
 175                         set {
 176                                 styles |= Styles.Visible;
 177                                 ViewState["Visible"] = value;
 178                         }
 179                 }
 180                 #endregion      // Public Instance Properties
 181
 182                 #region Public Instance Methods
 183                 public override void CopyFrom(Style s) {
 184                         base.CopyFrom (s);
 185
 186                         if (s == null || s.IsEmpty) {
 187                                 return;
 188                         }
 189
 190                         if (((s.styles & Styles.Mode) != 0) && (((DataGridPagerStyle)s).Mode != PagerMode.NextPrev)) {
 191                                 this.Mode = ((DataGridPagerStyle)s).Mode;
 192                         }
 193
 194                         if (((s.styles & Styles.NextPageText) != 0) && (((DataGridPagerStyle)s).NextPageText != "&gt;")) {
 195                                 this.NextPageText = ((DataGridPagerStyle)s).NextPageText;
 196                         }
 197
 198                         if (((s.styles & Styles.PageButtonCount) != 0) && (((DataGridPagerStyle)s).PageButtonCount != 10)) {
 199                                 this.PageButtonCount = ((DataGridPagerStyle)s).PageButtonCount;
 200                         }
 201
 202                         if (((s.styles & Styles.Position) != 0) && (((DataGridPagerStyle)s).Position != PagerPosition.Bottom)) {
 203                                 this.Position = ((DataGridPagerStyle)s).Position;
 204                         }
 205
 206                         if (((s.styles & Styles.PrevPageText) != 0) && (((DataGridPagerStyle)s).PrevPageText != "&lt;")) {
 207                                 this.PrevPageText = ((DataGridPagerStyle)s).PrevPageText;
 208                         }
 209
 210                         if (((s.styles & Styles.Visible) != 0) && (((DataGridPagerStyle)s).Visible != true)) {
 211                                 this.Visible = ((DataGridPagerStyle)s).Visible;
 212                         }
 213
 214                 }
 215
 216                 public override void MergeWith(Style s) {
 217                         base.MergeWith (s);
 218
 219                         if (s == null || s.IsEmpty) {
 220                                 return;
 221                         }
 222
 223                         if (((styles & Styles.Mode) == 0) && ((s.styles & Styles.Mode) != 0) && (((DataGridPagerStyle)s).Mode != PagerMode.NextPrev)) {
 224                                 this.Mode = ((DataGridPagerStyle)s).Mode;
 225                         }
 226
 227                         if (((styles & Styles.NextPageText) == 0) && ((s.styles & Styles.NextPageText) != 0) && (((DataGridPagerStyle)s).NextPageText != "&gt;")) {
 228                                 this.NextPageText = ((DataGridPagerStyle)s).NextPageText;
 229                         }
 230
 231                         if (((styles & Styles.PageButtonCount) == 0) && ((s.styles & Styles.PageButtonCount) != 0) && (((DataGridPagerStyle)s).PageButtonCount != 10)) {
 232                                 this.PageButtonCount = ((DataGridPagerStyle)s).PageButtonCount;
 233                         }
 234
 235                         if (((styles & Styles.Position) == 0) && ((s.styles & Styles.Position) != 0) && (((DataGridPagerStyle)s).Position != PagerPosition.Bottom)) {
 236                                 this.Position = ((DataGridPagerStyle)s).Position;
 237                         }
 238
 239                         if (((styles & Styles.PrevPageText) == 0) && ((s.styles & Styles.PrevPageText) != 0) && (((DataGridPagerStyle)s).PrevPageText != "&lt;")) {
 240                                 this.PrevPageText = ((DataGridPagerStyle)s).PrevPageText;
 241                         }
 242
 243                         if (((styles & Styles.Visible) == 0) && ((s.styles & Styles.Visible) != 0) && (((DataGridPagerStyle)s).Visible != true)) {
 244                                 this.Visible = ((DataGridPagerStyle)s).Visible;
 245                         }
 246                 }
 247
 248                 public override void Reset() {
 249                         // We call base.Reset(), we don't need this
 250                         //styles &= ~(Styles.Mode | Styles.NextPageText | Styles.PageButtonCount | Styles.Position | Styles.PrevPageText | Styles.Visible);
 251
 252                         ViewState.Remove("Mode");
 253                         ViewState.Remove("NextPageText");
 254                         ViewState.Remove("PageButtonCount");
 255                         ViewState.Remove("Position");
 256                         ViewState.Remove("PrevPageText");
 257                         ViewState.Remove("Visible");
 258
 259                         base.Reset ();
 260                 }
 261
 262                 internal override void LoadViewStateInternal()
 263                 {
 264                         if (viewstate["Mode"] != null) {
 265                                 styles |= Styles.Mode;
 266                         }
 267                         if (viewstate["NextPageText"] != null) {
 268                                 styles |= Styles.NextPageText;
 269                         }
 270                         if (viewstate["PageButtonCount"] != null) {
 271                                 styles |= Styles.PageButtonCount;
 272                         }
 273                         if (viewstate["Position"] != null) {
 274                                 styles |= Styles.Position;
 275                         }
 276                         if (viewstate["PrevPageText"] != null) {
 277                                 styles |= Styles.PrevPageText;
 278                         }
 279                         if (viewstate["Visible"] != null) {
 280                                 styles |= Styles.Visible;
 281                         }
 282
 283                         base.LoadViewStateInternal();
 284                 }
 285                 #endregion      // Public Instance Methods
 286         }
 287 }