mcs/class/System.Web/System.Web.UI.WebControls/Table.cs

   1 //
   2 // System.Web.UI.WebControls.Table.cs
   3 //
   4 // Authors:
   5 //   Gaurav Vaish (gvaish@iitk.ac.in)
   6 //   Andreas Nahr (ClassDevelopment@A-SoftTech.com)
   7 //
   8 // (C) Gaurav Vaish (2002)
   9 // (C) 2003 Andreas Nahr
  10 //
  11
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32 \r
  33 using System;\r
  34 using System.Drawing;\r
  35 using System.Globalization;\r
  36 using System.Web;\r
  37 using System.Web.UI;\r
  38 using System.ComponentModel;
  39 using System.ComponentModel.Design;\r
  40 \r
  41 namespace System.Web.UI.WebControls\r
  42 {\r
  43         [DefaultProperty("Rows")]\r
  44         [Designer ("System.Web.UI.Design.WebControls.TableDesigner, " + Consts.AssemblySystem_Design, typeof (IDesigner))]\r
  45         [ParseChildren(true, "Rows")]\r
  46         public class Table: WebControl\r
  47         {\r
  48                 private TableRowCollection rows;\r
  49 \r
  50                 private class TableRowControlCollection : ControlCollection\r
  51                 {\r
  52                         public TableRowControlCollection (Control owner) : base (owner)\r
  53                         {\r
  54                         }\r
  55 \r
  56                         public override void Add (Control child)\r
  57                         {\r
  58                                 if (!(child is TableRow))\r
  59                                         throw new ArgumentException (HttpRuntime.FormatResourceString (\r
  60                                                                         "Cannot_Have_Children_Of_Type",\r
  61                                                                         "Table",\r
  62                                                                         child.GetType ().Name.ToString ()));\r
  63                                 base.Add (child);\r
  64                         }\r
  65 \r
  66                         public override void AddAt(int index, Control child)\r
  67                         {\r
  68                                 if (!(child is TableRow))\r
  69                                         throw new ArgumentException (HttpRuntime.FormatResourceString (\r
  70                                                                         "Cannot_Have_Children_Of_Type",\r
  71                                                                         "Table",\r
  72                                                                         child.GetType ().Name.ToString ()));\r
  73                                 base.AddAt (index, child);\r
  74                         }\r
  75                 }\r
  76 \r
  77                 public Table () : base (HtmlTextWriterTag.Table)\r
  78                 {\r
  79                 }\r
  80 \r
  81 #if !NET_2_0\r
  82                 [Bindable (true)]\r
  83 #else\r
  84                 [UrlProperty]\r
  85 #endif
  86                 [DefaultValue (""), WebCategory ("Appearance")]
  87                 [Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, typeof (System.Drawing.Design.UITypeEditor))]
  88                 [WebSysDescription ("An Url specifying the background image for the table.")]\r
  89                 public virtual string BackImageUrl\r
  90                 {\r
  91                         get {\r
  92                                 if (ControlStyleCreated)\r
  93                                         return ((TableStyle) ControlStyle).BackImageUrl;\r
  94                                 return String.Empty;\r
  95                         }\r
  96 \r
  97                         set { ((TableStyle) ControlStyle).BackImageUrl = value; }\r
  98                 }\r
  99
 100 #if NET_2_0\r
 101                 [DefaultValue (""), WebCategory ("Accessibility")]\r
 102                 public virtual string Caption\r
 103                 {\r
 104                         get {\r
 105                                 object o = ViewState ["Caption"];\r
 106                                 if(o != null) return (string)o;\r
 107                                 return "";\r
 108                         }\r
 109                         set {\r
 110                                 ViewState ["Caption"] = value;\r
 111                         }\r
 112                 }\r
 113 \r
 114                 [DefaultValue (""), WebCategory ("Accessibility")]\r
 115                 public virtual TableCaptionAlign CaptionAlign\r
 116                 {\r
 117                         get {\r
 118                                 object o = ViewState ["CaptionAlign"];\r
 119                                 if(o != null) return (TableCaptionAlign) o;\r
 120                                 return TableCaptionAlign.NotSet;\r
 121                         }\r
 122                         set {\r
 123                                 ViewState ["CaptionAlign"] = value;\r
 124                         }\r
 125                 }\r
 126 #endif\r
 127 \r
 128 #if !NET_2_0\r
 129                 [Bindable (true)]\r
 130 #endif\r
 131                 [DefaultValue (-1), WebCategory ("Appearance")]
 132                 [WebSysDescription ("The space left around the borders within a cell.")]\r
 133                 public virtual int CellPadding\r
 134                 {\r
 135                         get {\r
 136                                 if (ControlStyleCreated)\r
 137                                         return ((TableStyle) ControlStyle).CellPadding;\r
 138                                 return -1;\r
 139                         }\r
 140 \r
 141                         set { ((TableStyle) ControlStyle).CellPadding = value; }\r
 142                 }\r
 143
 144 #if !NET_2_0\r
 145                 [Bindable (true)]\r
 146 #endif\r
 147                 [DefaultValue (-1), WebCategory ("Appearance")]
 148                 [WebSysDescription ("The space left between cells.")]\r
 149                 public virtual int CellSpacing\r
 150                 {\r
 151                         get {\r
 152                                 if (ControlStyleCreated)\r
 153                                         return ((TableStyle) ControlStyle).CellSpacing;\r
 154                                 return -1;\r
 155                         }\r
 156 \r
 157                         set { ((TableStyle) ControlStyle).CellSpacing = value; }\r
 158                 }\r
 159
 160 #if !NET_2_0\r
 161                 [Bindable (true)]\r
 162 #endif\r
 163                 [DefaultValue (typeof (GridLines), "None"), WebCategory ("Appearance")]
 164                 [WebSysDescription ("The type of grid that a table uses.")]\r
 165                 public virtual GridLines GridLines\r
 166                 {\r
 167                         get {\r
 168                                 if (ControlStyleCreated)\r
 169                                         return ((TableStyle) ControlStyle).GridLines;\r
 170                                 return GridLines.None;\r
 171                         }\r
 172 \r
 173                         set { ((TableStyle) ControlStyle).GridLines = value; }\r
 174                 }\r
 175
 176 #if !NET_2_0\r
 177                 [Bindable (true)]\r
 178 #endif\r
 179                 [DefaultValue (typeof (HorizontalAlign), "NotSet"), WebCategory ("Layout")]
 180                 [WebSysDescription ("The horizonal alignment of the table.")]\r
 181                 public virtual HorizontalAlign HorizontalAlign\r
 182                 {\r
 183                         get {\r
 184                                 if (ControlStyleCreated)\r
 185                                         return ((TableStyle) ControlStyle).HorizontalAlign;\r
 186                                 return HorizontalAlign.NotSet;\r
 187                         }\r
 188 \r
 189                         set { ((TableStyle) ControlStyle).HorizontalAlign = value; }\r
 190                 }\r
 191
 192                 [MergableProperty (false), PersistenceMode (PersistenceMode.InnerDefaultProperty)]
 193                 [WebSysDescription ("The rows of this table.")]\r
 194                 public virtual TableRowCollection Rows\r
 195                 {\r
 196                         get {\r
 197                                 if (rows == null)\r
 198                                         rows = new TableRowCollection (this);\r
 199                                 return rows;\r
 200                         }\r
 201                 }\r
 202 \r
 203                 protected override void AddAttributesToRender (HtmlTextWriter writer)\r
 204                 {\r
 205                         base.AddAttributesToRender (writer);\r
 206                         if(!BorderColor.IsEmpty)\r
 207                                 writer.AddAttribute (HtmlTextWriterAttribute.Bordercolor,\r
 208                                                      ColorTranslator.ToHtml (BorderColor));\r
 209 \r
 210                         Unit bw = BorderWidth;\r
 211                         if (GridLines == GridLines.None)\r
 212                                 bw = Unit.Pixel (0);\r
 213                         else if (bw.IsEmpty || bw.Type != UnitType.Pixel)\r
 214                                 bw = Unit.Pixel(1);\r
 215 \r
 216                         writer.AddAttribute (HtmlTextWriterAttribute.Border,\r
 217                                              ((int) bw.Value).ToString (NumberFormatInfo.InvariantInfo));\r
 218                 }\r
 219 \r
 220                 protected override ControlCollection CreateControlCollection ()\r
 221                 {\r
 222                         return new TableRowControlCollection (this);\r
 223                 }\r
 224 \r
 225                 protected override Style CreateControlStyle ()\r
 226                 {\r
 227                         return new TableStyle (ViewState);\r
 228                 }\r
 229 \r
 230                 protected override void RenderContents (HtmlTextWriter writer)\r
 231                 {\r
 232                         foreach (TableRow current in Rows)\r
 233                                  current.RenderControl (writer);\r
 234                 }\r
 235         }\r
 236 }\r
 237 \r