// System.Web.UI.WebControls.Label.cs
//
// Authors:
-// Gaurav Vaish (gvaish@iitk.ac.in)
-// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
+// Miguel de Icaza (miguel@novell.com)
//
-// (C) Gaurav Vaish (2002)
-// (C) 2003 Andreas Nahr
+// (C) 2005 Novell, Inc (http://www.novell.com)
+//
+// TODO: Are we missing something in LoadViewState?
//
-
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-\r
-using System;\r
+
using System.ComponentModel;
-using System.ComponentModel.Design;\r
-using System.Web;\r
-using System.Web.UI;\r
-\r
-namespace System.Web.UI.WebControls\r
-{\r
-#if NET_2_0\r
- [ControlValuePropertyAttribute ("Text")]\r
-#endif\r
- [DefaultProperty("Text")]\r
- [Designer("System.Web.UI.Design.WebControls.LabelDesigner, " + Consts.AssemblySystem_Design, typeof (IDesigner))]\r
- [DataBindingHandler("System.Web.UI.Design.TextDataBindingHandler, " + Consts.AssemblySystem_Design)]\r
- [ControlBuilder(typeof(LabelControlBuilder))] \r
- [ParseChildren(false)]\r
- [ToolboxData("<{0}:Label runat=\"server\">Label</{0}:Label>")]\r
- public class Label : WebControl\r
- {\r
- public Label (): base ()\r
- {\r
- }\r
-\r
- internal Label (HtmlTextWriterTag tagKey) : base (tagKey)\r
- {\r
- }\r
+using System.Security.Permissions;
+
+namespace System.Web.UI.WebControls {
+
+ // CAS
+ [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
+ [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
+ // attributes
+ [ControlBuilder(typeof(LabelControlBuilder))]
+ [DataBindingHandler("System.Web.UI.Design.TextDataBindingHandler, " + Consts.AssemblySystem_Design)]
+ [DefaultProperty("Text")]
+ [Designer("System.Web.UI.Design.WebControls.LabelDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
+ [ParseChildren (false)]
+#if NET_2_0
+ [ToolboxData("<{0}:Label runat=\"server\" Text=\"Label\"></{0}:Label>")]
+ [ControlValueProperty ("Text", null)]
+#else
+ [ToolboxData("<{0}:Label runat=server>Label</{0}:Label>")]
+#endif
+ public class Label : WebControl
+#if NET_2_0
+ , ITextControl
+#endif
+ {
+ [Bindable(true)]
+ [DefaultValue("")]
+ [PersistenceMode(PersistenceMode.InnerDefaultProperty)]
+#if NET_2_0
+ [Localizable (true)]
+#endif
+ [WebSysDescription ("")]
+ [WebCategory ("Appearance")]
+ public virtual string Text {
+ get {
+ return ViewState.GetString ("Text", "");
+ }
+ set {
+ ViewState ["Text"] = value;
+ if (HasControls ())
+ Controls.Clear ();
+ }
+ }
+
+ // Added in .net 1.1 sp1
+#if NET_2_0
+ [IDReferenceProperty (typeof (Control))]
+ [TypeConverter (typeof (AssociatedControlConverter))]
+ [Themeable (false)]
+#endif
+ [DefaultValue("")]
+ [WebSysDescription ("")]
+ [WebCategory ("Accessibility")]
+ public virtual string AssociatedControlID {
+ get {
+ return ViewState.GetString ("AssociatedControlID", "");
+ }
+ set {
+ ViewState ["AssociatedControlID"] = value;
+ }
+ }
+
+ protected override void LoadViewState (object savedState)
+ {
+ base.LoadViewState (savedState);
+
+ // Make sure we clear child controls when this happens
+ if (ViewState ["Text"] != null)
+ Text = (string) ViewState ["Text"];
+ }
+
+ protected override void AddParsedSubObject (object obj)
+ {
+ if (HasControls ()) {
+ base.AddParsedSubObject (obj);
+ return;
+ }
+
+ LiteralControl lc = obj as LiteralControl;
+
+ if (lc == null) {
+ string s = Text;
+ if (s.Length != 0) {
+ Text = null;
+ Controls.Add (new LiteralControl (s));
+ }
+ base.AddParsedSubObject (obj);
+ } else {
+ Text = lc.Text;
+ }
+ }
+
+#if NET_2_0
+ protected internal
+#else
+ protected
+#endif
+ override void OnPreRender (EventArgs e)
+ {
+ base.OnPreRender (e);
+ ControlStyle.AlwaysRenderTextDecoration = true;
+ }
+
+#if NET_2_0
+ protected internal
+#else
+ protected
+#endif
+ override void RenderContents (HtmlTextWriter writer)
+ {
+ if (HasControls ())
+ base.RenderContents (writer);
+ else
+ writer.Write (Text);
+ }
+
+ // Added in .net 1.1 sp1
+ protected override HtmlTextWriterTag TagKey {
+ get {
+ return AssociatedControlID == "" ? HtmlTextWriterTag.Span : HtmlTextWriterTag.Label;
+ }
+ }
-#if NET_2_0\r
- [Localizable (true)]\r
-#endif\r
- [DefaultValue (""), Bindable (true), WebCategory ("Appearance")]
- [PersistenceMode (PersistenceMode.InnerDefaultProperty)]
- [WebSysDescription ("The text that should be shown on this Label.")]\r
- public virtual string Text\r
- {\r
- get {\r
- object o = ViewState ["Text"];\r
- return (o == null) ? String.Empty : (string) o;\r
- }\r
-\r
- set { ViewState ["Text"] = value; }\r
- }\r
-\r
- protected override void AddParsedSubObject (object obj)\r
- {\r
- if(HasControls ()){\r
- base.AddParsedSubObject (obj);\r
- return;\r
- }\r
-\r
- if(obj is LiteralControl){\r
- Text = ((LiteralControl) obj).Text;\r
- return;\r
- }\r
-\r
- if(Text.Length > 0){\r
- base.AddParsedSubObject (new LiteralControl (Text));\r
- Text = String.Empty;\r
- }\r
-\r
- base.AddParsedSubObject (obj);\r
- }\r
-\r
- protected override void LoadViewState (object savedState)\r
- {\r
- if(savedState != null) {\r
- base.LoadViewState (savedState);\r
- string savedText = ViewState ["Text"] as string;\r
- if(savedText != null)\r
- Text = savedText;\r
- }\r
- }\r
-\r
- protected override void RenderContents (HtmlTextWriter writer)\r
- {\r
- if(HasControls ())\r
- base.RenderContents (writer);\r
- else\r
- writer.Write (Text);\r
- }\r
- }\r
-}\r
+ // Added in .net 1.1 sp1
+ protected override void AddAttributesToRender (HtmlTextWriter writer)
+ {
+ base.AddAttributesToRender (writer);
+ if (AssociatedControlID != "")
+ writer.AddAttribute (HtmlTextWriterAttribute.For, NamingContainer.FindControl (AssociatedControlID).ClientID);
+ }
+ }
+}
projects / mono.git / blobdiff