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
  81                 [DefaultValue (""), Bindable (true), WebCategory ("Appearance")]
  82                 [Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, typeof (System.Drawing.Design.UITypeEditor))]
  83                 [WebSysDescription ("An Url specifying the background image for the table.")]\r
  84                 public virtual string BackImageUrl\r
  85                 {\r
  86                         get {\r
  87                                 if (ControlStyleCreated)\r
  88                                         return ((TableStyle) ControlStyle).BackImageUrl;\r
  89                                 return String.Empty;\r
  90                         }\r
  91 \r
  92                         set { ((TableStyle) ControlStyle).BackImageUrl = value; }\r
  93                 }\r
  94
  95                 [DefaultValue (-1), Bindable (true), WebCategory ("Appearance")]
  96                 [WebSysDescription ("The space left around the borders within a cell.")]\r
  97                 public virtual int CellPadding\r
  98                 {\r
  99                         get {\r
 100                                 if (ControlStyleCreated)\r
 101                                         return ((TableStyle) ControlStyle).CellPadding;\r
 102                                 return -1;\r
 103                         }\r
 104 \r
 105                         set { ((TableStyle) ControlStyle).CellPadding = value; }\r
 106                 }\r
 107
 108                 [DefaultValue (-1), Bindable (true), WebCategory ("Appearance")]
 109                 [WebSysDescription ("The space left between cells.")]\r
 110                 public virtual int CellSpacing\r
 111                 {\r
 112                         get {\r
 113                                 if (ControlStyleCreated)\r
 114                                         return ((TableStyle) ControlStyle).CellSpacing;\r
 115                                 return -1;\r
 116                         }\r
 117 \r
 118                         set { ((TableStyle) ControlStyle).CellSpacing = value; }\r
 119                 }\r
 120
 121                 [DefaultValue (typeof (GridLines), "None"), Bindable (true), WebCategory ("Appearance")]
 122                 [WebSysDescription ("The type of grid that a table uses.")]\r
 123                 public virtual GridLines GridLines\r
 124                 {\r
 125                         get {\r
 126                                 if (ControlStyleCreated)\r
 127                                         return ((TableStyle) ControlStyle).GridLines;\r
 128                                 return GridLines.None;\r
 129                         }\r
 130 \r
 131                         set { ((TableStyle) ControlStyle).GridLines = value; }\r
 132                 }\r
 133
 134                 [DefaultValue (typeof (HorizontalAlign), "NotSet"), Bindable (true), WebCategory ("Layout")]
 135                 [WebSysDescription ("The horizonal alignment of the table.")]\r
 136                 public virtual HorizontalAlign HorizontalAlign\r
 137                 {\r
 138                         get {\r
 139                                 if (ControlStyleCreated)\r
 140                                         return ((TableStyle) ControlStyle).HorizontalAlign;\r
 141                                 return HorizontalAlign.NotSet;\r
 142                         }\r
 143 \r
 144                         set { ((TableStyle) ControlStyle).HorizontalAlign = value; }\r
 145                 }\r
 146
 147                 [MergableProperty (false), PersistenceMode (PersistenceMode.InnerDefaultProperty)]
 148                 [WebSysDescription ("The rows of this table.")]\r
 149                 public virtual TableRowCollection Rows\r
 150                 {\r
 151                         get {\r
 152                                 if (rows == null)\r
 153                                         rows = new TableRowCollection (this);\r
 154                                 return rows;\r
 155                         }\r
 156                 }\r
 157 \r
 158                 protected override void AddAttributesToRender (HtmlTextWriter writer)\r
 159                 {\r
 160                         base.AddAttributesToRender (writer);\r
 161                         if(!BorderColor.IsEmpty)\r
 162                                 writer.AddAttribute (HtmlTextWriterAttribute.Bordercolor,\r
 163                                                      ColorTranslator.ToHtml (BorderColor));\r
 164 \r
 165                         Unit bw = BorderWidth;\r
 166                         if (GridLines == GridLines.None)\r
 167                                 bw = Unit.Pixel (0);\r
 168                         else if (bw.IsEmpty || bw.Type != UnitType.Pixel)\r
 169                                 bw = Unit.Pixel(1);\r
 170 \r
 171                         writer.AddAttribute (HtmlTextWriterAttribute.Border,\r
 172                                              ((int) bw.Value).ToString (NumberFormatInfo.InvariantInfo));\r
 173                 }\r
 174 \r
 175                 protected override ControlCollection CreateControlCollection ()\r
 176                 {\r
 177                         return new TableRowControlCollection (this);\r
 178                 }\r
 179 \r
 180                 protected override Style CreateControlStyle ()\r
 181                 {\r
 182                         return new TableStyle (ViewState);\r
 183                 }\r
 184 \r
 185                 protected override void RenderContents (HtmlTextWriter writer)\r
 186                 {\r
 187                         foreach (TableRow current in Rows)\r
 188                                  current.RenderControl (writer);\r
 189                 }\r
 190         }\r
 191 }\r
 192 \r