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

   1 //
   2 // System.Web.UI.WebControls.Panel.cs
   3 //
   4 // Authors:
   5 //      Ben Maurer (bmaurer@novell.com)
   6 //
   7 // (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9 // TODO: Are we missing something in LoadViewState?
  10 // What to do in AddParsedSubObject
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31
  32 using System.ComponentModel;
  33 using System.Security.Permissions;
  34
  35 namespace System.Web.UI.WebControls {
  36
  37         // CAS
  38         [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  39         [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  40         // attributes
  41         [Designer ("System.Web.UI.Design.WebControls.PanelDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
  42         [ParseChildren (false)]
  43         [PersistChildren (true)]
  44         [ToolboxData ("<{0}:Panel runat=server>Panel</{0}:Panel>")]
  45         public class Panel : WebControl {
  46
  47                 public Panel () : base (HtmlTextWriterTag.Div)
  48                 {
  49                 }
  50
  51                 protected override void AddAttributesToRender (HtmlTextWriter w)
  52                 {
  53                         base.AddAttributesToRender (w);
  54
  55                         string image = BackImageUrl;
  56                         if (image != "") {
  57                                 image = String.Format ("url({0})", image);
  58                                 w.AddStyleAttribute (HtmlTextWriterStyle.BackgroundImage, image);
  59                         }
  60
  61                         if (!Wrap) {
  62 #if NET_2_0
  63                                 w.AddStyleAttribute (HtmlTextWriterStyle.WhiteSpace, "nowrap");
  64 #else
  65                                 w.AddAttribute (HtmlTextWriterAttribute.Nowrap, "nowrap");
  66 #endif
  67                         }
  68
  69                         string align = "";
  70
  71                         switch (HorizontalAlign) {
  72                         case HorizontalAlign.Center: align = "center"; break;
  73                         case HorizontalAlign.Justify: align = "justify"; break;
  74                         case HorizontalAlign.Left: align = "left"; break;
  75                         case HorizontalAlign.Right: align = "right"; break;
  76                         }
  77
  78                         if (align != "")
  79                                 w.AddAttribute (HtmlTextWriterAttribute.Align, align);
  80                 }
  81
  82                 [Bindable(true)]
  83                 [DefaultValue("")]
  84                 [Editor("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, typeof(System.Drawing.Design.UITypeEditor))]
  85                 [WebSysDescription ("")]
  86                 [WebCategory ("Appearance")]
  87                 public virtual string BackImageUrl {
  88                         get {
  89                                 return ViewState.GetString ("BackImageUrl", "");
  90                         }
  91
  92                         set {
  93                                 ViewState ["BackImageUrl"] = value;
  94                         }
  95                 }
  96
  97                 [Bindable(true)]
  98                 [DefaultValue(HorizontalAlign.NotSet)]
  99                 [WebSysDescription ("")]
 100                 [WebCategory ("Layout")]
 101                 public virtual HorizontalAlign HorizontalAlign {
 102                         get {
 103                                 return (HorizontalAlign) ViewState.GetInt ("HorizontalAlign", (int) HorizontalAlign.NotSet);
 104                         }
 105                         set {
 106                                 ViewState ["HorizontalAlign"] = (int) value;
 107                         }
 108                 }
 109
 110                 [Bindable(true)]
 111                 [DefaultValue(true)]
 112                 [WebSysDescription ("")]
 113                 [WebCategory ("Layout")]
 114                 public virtual bool Wrap {
 115                         get {
 116                                 return ViewState.GetBool ("Wrap", true);
 117                         }
 118                         set {
 119                                 ViewState ["Wrap"] = value;
 120                         }
 121                 }
 122         }
 123 }