-/* System.Web.UI.HtmlControls
-* Authors
-* Leen Toelen (toelen@hotmail.com)
-*/
-
-using System;
-using System.Web;
-using System.Web.UI;
+//
+// System.Web.UI.HtmlControls.HtmlTextArea.cs
+//
+// Author:
+// Sebastien Pouliot <sebastien@ximian.com>
+//
+// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
using System.ComponentModel;
-using System.Globalization;
using System.Collections.Specialized;
+using System.Globalization;
+using System.Security.Permissions;
-namespace System.Web.UI.HtmlControls{
-
- public class HtmlTextArea : HtmlContainerControl, IPostBackDataHandler{
-
- private static readonly object EventServerChange;
-
- public HtmlTextArea(): base("textarea"){}
-
- public int Cols{
- get{
- string attr = Attributes["cols"];
- if (attr != null){
- return Int32.Parse(attr, CultureInfo.InvariantCulture);
- }
- return -1;
- }
- set{
- //MapIntegerAttributeToString(value) accessible constraint is "assembly"
- Attributes["cols"] = MapIntegerAttributeToString(value);
- }
+namespace System.Web.UI.HtmlControls {
+
+ // CAS
+ [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
+ [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
+ // attributes
+ [DefaultEvent ("ServerChange")]
+ [ValidationProperty ("Value")]
+#if NET_2_0
+ [SupportsEventValidation]
+#endif
+ public class HtmlTextArea : HtmlContainerControl, IPostBackDataHandler {
+
+ private static readonly object serverChangeEvent = new object ();
+
+
+ public HtmlTextArea ()
+ : base ("textarea")
+ {
}
-
- public int Rows{
- get{
- string attr = Attributes["rows"];
- if (attr != null){
- return Int32.Parse(attr, CultureInfo.InvariantCulture);;
- }
- return -1;
+
+
+ [DefaultValue ("")]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription("")]
+ [WebCategory("Appearance")]
+ public int Cols {
+ get {
+ string s = Attributes ["cols"];
+ return (s == null) ? -1 : Convert.ToInt32 (s);
}
- set{
- //MapIntegerAttributeToString(value) accessible constraint is "assembly"
- Attributes["rows"] = MapIntegerAttributeToString(value);
+ set {
+ if (value == -1)
+ Attributes.Remove ("cols");
+ else
+ Attributes ["cols"] = value.ToString (CultureInfo.InvariantCulture);
}
}
-
- public string Value{
- get{
- return InnerHtml;
+
+ [DefaultValue ("")]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription("")]
+ [WebCategory("Behavior")]
+ public virtual string Name {
+ get { return UniqueID; }
+ set { ; }
+ }
+
+ [DefaultValue ("")]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription("")]
+ [WebCategory("Appearance")]
+ public int Rows {
+ get {
+ string s = Attributes ["rows"];
+ return (s == null) ? -1 : Convert.ToInt32 (s);
}
- set{
- InnerHtml = value;
+ set {
+ if (value == -1)
+ Attributes.Remove ("rows");
+ else
+ Attributes ["rows"] = value.ToString (CultureInfo.InvariantCulture);
}
}
-
- protected string RenderedNameAttribute{
- get{
- return Name;
- }
+
+ [DefaultValue ("")]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription("")]
+ [WebCategory("Appearance")]
+ public string Value {
+#if NET_2_0
+ get { return InnerText; }
+ set { InnerText = value; }
+#else
+ get { return InnerHtml; }
+ set { InnerHtml = value; }
+#endif
}
-
- public virtual string Name{
- get{
- if (UniqueID != null){
- return UniqueID;
- }
- return String.Empty;
+
+
+ protected override void AddParsedSubObject (object obj)
+ {
+ if (!((obj is LiteralControl) || (obj is DataBoundLiteralControl))) {
+ throw new HttpException (Locale.GetText ("Wrong type."));
}
- set{}
+ base.AddParsedSubObject (obj);
}
-
- public event EventHandler ServerChange{
- add{
- Events.AddHandler(EventServerChange, value);
- }
- remove{
- Events.RemoveHandler(EventServerChange, value);
+
+#if NET_2_0
+ protected internal
+#else
+ protected
+#endif
+ override void OnPreRender (EventArgs e)
+ {
+ base.OnPreRender (e);
+
+ if (Page != null) {
+ Page.RegisterRequiresPostBack (this);
}
}
-
- protected virtual void OnServerChange(EventArgs e){
- EventHandler handler;
- handler = (EventHandler) Events[EventServerChange];
- if(handler != null){
- handler.Invoke(this, e);
- }
+
+ protected virtual void OnServerChange (EventArgs e)
+ {
+ EventHandler serverChange = (EventHandler) Events [serverChangeEvent];
+ if (serverChange != null)
+ serverChange (this, e);
}
-
- //FIXME: not sure about the accessor
- public bool LoadPostData(string postDataKey, NameValueCollection postCollection){
- string currentValue = Value;
- string postedValue = postCollection[postDataKey];
- if (!currentValue.Equals(postedValue) && currentValue != null){
- Value = HttpUtility.HtmlEncode(postedValue);
- return true;
+
+ protected override void RenderAttributes (HtmlTextWriter writer)
+ {
+ if (Attributes ["name"] == null) {
+ writer.WriteAttribute ("name", Name);
}
- return false;
-
+ base.RenderAttributes (writer);
}
-
- protected override void RenderAttributes(HtmlTextWriter writer){
- writer.WriteAttribute("name", RenderedNameAttribute);
- base.Attributes.Remove("name");
- base.RenderAttributes(writer);
+
+#if NET_2_0
+ protected virtual bool LoadPostData (string postDataKey, NameValueCollection postCollection)
+ {
+ return DefaultLoadPostData (postDataKey, postCollection);
}
-
- //FIXME: not sure about the accessor
- public void RaisePostDataChangedEvent(){
- OnServerChange(EventArgs.Empty);
+
+ protected virtual void RaisePostDataChangedEvent ()
+ {
+ OnServerChange (EventArgs.Empty);
}
-
- protected override void OnPreRender(EventArgs e){
- if(Events[EventServerChange]==null || Disabled==true){
- ViewState.SetItemDirty("value",false);
+#endif
+
+ internal bool DefaultLoadPostData (string postDataKey, NameValueCollection postCollection)
+ {
+ string s = postCollection [postDataKey];
+ if ((s != null) && (s != Value)) {
+ Value = s;
+ return true;
}
+ return false;
}
-
- protected override void AddParsedSubObject(object obj){
- //FIXME: not sure about this function
- if (obj is LiteralControl || obj is DataBoundLiteralControl){
- AddParsedSubObject(obj);
- return;
- }
- //FormatResourceString accessible constraint is "assembly"
- throw new HttpException(HttpRuntime.FormatResourceString("Cannot_Have_Children_Of_Type","HtmlTextArea",obj.GetType.Name));
+
+ bool IPostBackDataHandler.LoadPostData (string postDataKey, NameValueCollection postCollection)
+ {
+#if NET_2_0
+ return LoadPostData (postDataKey, postCollection);
+#else
+ return DefaultLoadPostData (postDataKey, postCollection);
+#endif
}
-
- } // class HtmlTextArea
-} // namespace System.Web.UI.HtmlControls
+ void IPostBackDataHandler.RaisePostDataChangedEvent ()
+ {
+#if NET_2_0
+ RaisePostDataChangedEvent ();
+#else
+ OnServerChange (EventArgs.Empty);
+#endif
+ }
+
+
+ [WebSysDescription("")]
+ [WebCategory("Action")]
+ public event EventHandler ServerChange {
+ add { Events.AddHandler (serverChangeEvent, value); }
+ remove { Events.RemoveHandler (serverChangeEvent, value); }
+ }
+ }
+}