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

   1 //
   2 // System.Web.UI.WebControls.CompositeControl
   3 //
   4 // Authors: Ben Maurer <bmaurer@novell.com>
   5 //          Chris Toshok <toshok@novell.com>
   6 //
   7 // Copyright (C) 2005-2010 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System.ComponentModel;
  30 using System.Security.Permissions;
  31
  32 namespace System.Web.UI.WebControls
  33 {
  34         // CAS
  35         [AspNetHostingPermissionAttribute (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  36         [AspNetHostingPermissionAttribute (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  37         // attributes
  38         [Designer ("System.Web.UI.Design.WebControls.CompositeControlDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
  39         public abstract class CompositeControl : WebControl, INamingContainer, ICompositeControlDesignerAccessor
  40         {
  41                 public override bool SupportsDisabledAttribute {
  42                         get { return RenderingCompatibilityLessThan40; }
  43                 }
  44                 protected CompositeControl ()
  45                 {
  46                 }
  47
  48                 public override void DataBind ()
  49                 {
  50                         /* make sure all the child controls have been created */
  51                         EnsureChildControls ();
  52                         /* and then... */
  53                         base.DataBind();
  54                 }
  55
  56                 protected internal override void Render (HtmlTextWriter writer)
  57                 {
  58                         /* make sure all the child controls have been created */
  59                         EnsureChildControls ();
  60                         /* and then... */
  61                         base.Render (writer);
  62                 }
  63
  64                 void ICompositeControlDesignerAccessor.RecreateChildControls ()
  65                 {
  66                         RecreateChildControls ();
  67                 }
  68
  69                 [MonoTODO("not sure exactly what this one does..")]
  70                 protected virtual void RecreateChildControls ()
  71                 {
  72                         /* for now just call CreateChildControls to force
  73                          * the recreation of our children. */
  74                         CreateChildControls ();
  75                 }
  76
  77                 public override ControlCollection Controls {
  78                         get {
  79                                 /* make sure all the child controls have been created */
  80                                 EnsureChildControls ();
  81                                 /* and then... */
  82                                 return base.Controls;
  83                         }
  84                 }
  85         }
  86 }
  87