// System.Web.UI.WebControls.ListControl.cs
//
// Authors:
-// Gaurav Vaish (gvaish@iitk.ac.in)
-// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
+// Jackson Harper (jackson@ximian.com)
//
-// (C) Gaurav Vaish (2002)
-// (C) 2003 Andreas Nahr
+// (C) 2005 Novell, Inc (http://www.novell.com)
//
-\r
-using System;\r
-using System.Collections;\r
+// 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;
+using System.Drawing;
+using System.Web.Util;
+using System.Collections;
+using System.Globalization;
using System.ComponentModel;
-using System.ComponentModel.Design;\r
-using System.Web;\r
-using System.Web.UI;\r
-using System.Web.Util;\r
-\r
-namespace System.Web.UI.WebControls\r
-{\r
- [DefaultEvent("SelectedIndexChanged")]\r
- #if !NET_2_0
- [DefaultProperty("DataSource")]
- #endif\r
- [Designer ("System.Web.UI.Design.WebControls.ListControlDesigner, " + Consts.AssemblySystem_Design, typeof (IDesigner))]\r
- [DataBindingHandler("System.Web.UI.Design.ListControlDataBindingHandler, " + Consts.AssemblySystem_Design)]\r
- [ParseChildren(true, "Items")]\r
- public abstract class ListControl :
- #if NET_2_0
- DataBoundControl
- #else
- WebControl
- #endif\r
- {\r
- private static readonly object SelectedIndexChangedEvent = new object();\r
-
- #if !NET_2_0\r
- private object dataSource;
- #endif
- \r
- private ListItemCollection items;\r
-\r
- private int cachedSelectedIndex = -1;\r
- private string cachedSelectedValue;
-
- #if !NET_2_0\r
- public ListControl(): base(HtmlTextWriterTag.Select)\r
- {\r
- }
- #else
- protected override HtmlTextWriterTag TagKey {
- get { return HtmlTextWriterTag.Select; }
- }
- #endif\r
+using System.Collections.Specialized;
- [WebCategory ("Action")]
- [WebSysDescription ("Raised when the selected index entry has changed.")]\r
- public event EventHandler SelectedIndexChanged\r
- {\r
- add\r
- {\r
- Events.AddHandler(SelectedIndexChangedEvent, value);\r
- }\r
- remove\r
- {\r
- Events.RemoveHandler(SelectedIndexChangedEvent, value);\r
- }\r
- }\r
-
- [DefaultValue (false), WebCategory ("Behavior")]
- [WebSysDescription ("The control automatically posts back after changing the text.")]\r
- public virtual bool AutoPostBack\r
- {\r
- get\r
- {\r
- object o = ViewState["AutoPostBack"];\r
- if(o!=null)\r
- return (bool)o;\r
- return false;\r
- }\r
- set\r
- {\r
- ViewState["AutoPostBack"] = value;\r
- }\r
- }\r
-
- #if !NET_2_0
- [DefaultValue (""), WebCategory ("Data")]
- [WebSysDescription ("The name of the table that is used for binding when a DataSource is specified.")]\r
- public virtual string DataMember\r
- {\r
- get\r
- {\r
- object o = ViewState["DataMember"];\r
- if(o!=null)\r
- return (string)o;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["DataMember"] = value;\r
- }\r
- }\r
-
-
- [DefaultValue (null), Bindable (true), WebCategory ("Data")]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
- [WebSysDescription ("The DataSource that is used for data-binding.")]\r
- public virtual object DataSource\r
- {\r
- get\r
- {\r
- return dataSource;\r
- }\r
- set\r
- {\r
- if(value == null || value is IListSource || value is IEnumerable) {
- dataSource = value;
+namespace System.Web.UI.WebControls {
+
+ [DataBindingHandler("System.Web.UI.Design.WebControls.ListControlDataBindingHandler, " + Consts.AssemblySystem_Design)]
+ [DefaultEventAttribute ("SelectedIndexChanged")]
+#if !NET_2_0
+ [DefaultPropertyAttribute ("DataSource")]
+#endif
+ [Designer("System.Web.UI.Design.WebControls.ListControlDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
+ [ParseChildrenAttribute (true, "Items")]
+#if NET_2_0
+ [ControlValueProperty ("SelectedValue", null)]
+#endif
+ public abstract class ListControl :
+#if NET_2_0
+ DataBoundControl, IEditableTextControl, ITextControl
+#else
+ WebControl
+#endif
+ {
+
+ private static readonly object SelectedIndexChangedEvent = new object ();
+#if NET_2_0
+ private static readonly object TextChangedEvent = new object ();
+#endif
+
+ private ListItemCollection items;
+ int saved_selected_index = -2;
+ string saved_selected_value;
+
+ public ListControl () : base (HtmlTextWriterTag.Select)
+ {
+ }
+
+#if NET_2_0
+ [DefaultValue (false)]
+ [Themeable (false)]
+ [MonoTODO]
+ [WebSysDescription ("")]
+ [WebCategory ("Behavior")]
+ public virtual bool AppendDataBoundItems
+ {
+ get {
+ return ViewState.GetBool ("AppendDataBoundItems", false);
+ }
+ set {
+ ViewState ["AppendDataBoundItems"] = value;
+ }
+ }
+#endif
+
+#if NET_2_0
+ [Themeable (false)]
+#endif
+ [DefaultValue(false)]
+ [WebSysDescription ("")]
+ [WebCategory ("Behavior")]
+ public virtual bool AutoPostBack {
+ get { return ViewState.GetBool ("AutoPostBack", false); }
+ set { ViewState ["AutoPostBack"] = value; }
+ }
+
+#if ONLY_1_1
+ [DefaultValue("")]
+ [WebSysDescription ("")]
+ [WebCategory ("Data")]
+ public virtual string DataMember {
+ get { return ViewState.GetString ("DataMember", String.Empty); }
+ set { ViewState ["DataMember"] = value; }
+ }
+
+ private object data_source;
+
+ [Bindable(true)]
+ [DefaultValue(null)]
+ [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription ("")]
+ [WebCategory ("Data")]
+ public virtual object DataSource {
+ get { return data_source; }
+ set {
+ if(value == null || value is IListSource || value is IEnumerable) {
+ data_source = value;
+ return;
+ }
+ throw new ArgumentException("Invalid DataSource Type");
+ }
+ }
+#endif
+
+#if NET_2_0
+ [Themeable (false)]
+#endif
+ [DefaultValue("")]
+ [WebSysDescription ("")]
+ [WebCategory ("Data")]
+ public virtual string DataTextField {
+ get { return ViewState.GetString ("DataTextField", String.Empty); }
+ set { ViewState ["DataTextField"] = value; }
+ }
+
+#if NET_2_0
+ [Themeable (false)]
+#endif
+ [DefaultValue("")]
+ [WebSysDescription ("")]
+ [WebCategory ("Data")]
+ public virtual string DataTextFormatString {
+ get { return ViewState.GetString ("DataTextFormatString", String.Empty); }
+ set { ViewState ["DataTextFormatString"] = value; }
+ }
+
+#if NET_2_0
+ [Themeable (false)]
+#endif
+ [DefaultValue("")]
+ [WebSysDescription ("")]
+ [WebCategory ("Data")]
+ public virtual string DataValueField {
+ get { return ViewState.GetString ("DataValueField", String.Empty); }
+ set { ViewState ["DataValueField"] = value; }
+ }
+
+#if NET_2_0
+ [Editor ("System.Web.UI.Design.WebControls.ListItemsCollectionEditor," + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
+#endif
+ [DefaultValue(null)]
+ [MergableProperty(false)]
+ [PersistenceMode(PersistenceMode.InnerDefaultProperty)]
+ [WebSysDescription ("")]
+ [WebCategory ("Misc")]
+ public virtual ListItemCollection Items {
+ get {
+ if (items == null)
+ items = new ListItemCollection ();
+ return items;
+ }
+ }
+
+ // I can't find this info stored in the viewstate anywhere
+ // so it must be calculated on the fly.
+ [Bindable(true)]
+ [Browsable(false)]
+ [DefaultValue(0)]
+ [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+#if NET_2_0
+ [Themeable (false)]
+#endif
+ [WebSysDescription ("")]
+ [WebCategory ("Misc")]
+ public virtual int SelectedIndex {
+ get {
+ if (items == null)
+ return -1;
+ for (int i = 0; i < items.Count; i++) {
+ if (items [i].Selected)
+ return i;
+ }
+ return -1;
+ }
+ set {
+ if (items == null || items.Count == 0) {
+ // This will happen when assigning this property
+ // before DataBind () is called on the control.
+ saved_selected_index = value;
return;
}
- throw new ArgumentException(HttpRuntime.FormatResourceString(ID, "Invalid DataSource Type"));\r
- }\r
- }
- #endif\r
-
- [DefaultValue (""), WebCategory ("Data")]
- [WebSysDescription ("The field in the datatable that provides the text entry.")]\r
- public virtual string DataTextField\r
- {\r
- get\r
- {\r
- object o = ViewState["DataTextField"];\r
- if(o!=null)\r
- return (string)o;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["DataTextField"] = value;\r
- }\r
- }\r
-
- [DefaultValue (""), WebCategory ("Data")]
- [WebSysDescription ("Specifies a formatting rule for the texts that are returned.")]\r
- public virtual string DataTextFormatString\r
- {\r
- get\r
- {\r
- object o = ViewState["DataTextFormatString"];\r
- if(o!=null)\r
- return (string)o;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["DataTextFormatString"] = value;\r
- }\r
- }\r
-
- [DefaultValue (""), WebCategory ("Data")]
- [WebSysDescription ("The field in the datatable that provides the entry value.")]\r
- public virtual string DataValueField\r
- {\r
- get\r
- {\r
- object o = ViewState["DataValueField"];\r
- if(o!=null)\r
- return (string)o;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["DataValueField"] = value;\r
- }\r
- }\r
-
- [DefaultValue (null), MergableProperty (false), WebCategory ("Misc")]
- [PersistenceMode (PersistenceMode.InnerDefaultProperty)]
- [WebSysDescription ("A collection of all items contained in this list.")]\r
- public virtual ListItemCollection Items\r
- {\r
- get\r
- {\r
- if(items==null)\r
- {\r
- items = new ListItemCollection();\r
- if(IsTrackingViewState)\r
- {\r
- items.TrackViewState();\r
- }\r
- }\r
- return items;\r
- }\r
- }\r
-
- [DefaultValue (0), Bindable (true), WebCategory ("Misc")]
- [Browsable (false), DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
- [WebSysDescription ("The index number of the currently selected ListItem.")]\r
- public virtual int SelectedIndex\r
- {\r
- get {\r
- ListItemCollection items = Items;\r
- int last = items.Count;\r
- for (int i = 0; i < last; i++) {\r
- if (items [i].Selected)\r
- return i;\r
- }\r
- return -1;\r
- }\r
- set {\r
- if (Items.Count == 0)\r
- {\r
- cachedSelectedIndex = value;\r
- return;\r
- }\r
- if ((value < -1) || (value >= Items.Count))\r
- throw new ArgumentOutOfRangeException ();\r
-\r
- ClearSelection ();\r
- if (value != -1)\r
- Items [value].Selected = true;\r
- }\r
- }\r
-
- [DefaultValue (null), WebCategory ("Misc")]
- [Browsable (false), DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
- [WebSysDescription ("The currently selected ListItem.")]\r
- public virtual ListItem SelectedItem\r
- {\r
- get\r
- {\r
- int idx = SelectedIndex;\r
- if (idx < 0)\r
- return null;\r
-\r
- return Items [idx];\r
- }\r
- }\r
-\r
-#if NET_1_1
- [DefaultValue (""), Bindable (true), WebCategory ("Misc")]
- [Browsable (false), DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
- [WebSysDescription ("The value of the currently selected ListItem.")]\r
- public virtual string SelectedValue {\r
- get {\r
- int idx = SelectedIndex;\r
- if (idx == -1)\r
- return "";\r
-\r
- return Items [idx].Value;\r
- }\r
-\r
- set {\r
- ListItem item = null;\r
-\r
- if (value != null) {\r
- if (Items.Count > 0) {
- item = Items.FindByValue (value);
- if (item == null)
- throw new ArgumentOutOfRangeException ("value");
- } else {
- cachedSelectedValue = value;
- return;
+
+ if (value < -1 || value >= Items.Count)
+ throw new ArgumentOutOfRangeException ("value");
+
+ ClearSelection ();
+ if (value == -1)
+ return;
+
+ items [value].Selected = true;
+
+ /* you'd think this would be called, but noooo */
+ //OnSelectedIndexChanged (EventArgs.Empty);
+ }
+ }
+
+ [Browsable(false)]
+ [DefaultValue(null)]
+ [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription ("")]
+ [WebCategory ("Misc")]
+ public virtual ListItem SelectedItem {
+ get {
+ int si = SelectedIndex;
+ if (si == -1)
+ return null;
+ return Items [si];
+ }
+ }
+
+#if NET_2_0
+ [Bindable(true, BindingDirection.TwoWay)]
+ [Themeable (false)]
+#else
+ [Bindable(true)]
+#endif
+ [Browsable(false)]
+ [DefaultValue("")]
+ [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+ [WebSysDescription ("")]
+ [WebCategory ("Misc")]
+ public virtual string SelectedValue {
+ get {
+ int si = SelectedIndex;
+ if (si == -1)
+ return String.Empty;
+ return Items [si].Value;
+ }
+ set {
+ ClearSelection ();
+ if (items == null || items.Count == 0) {
+ // This will happen when assigning this property
+ // before DataBind () is called on the control.
+ saved_selected_value = value;
+ return;
+ }
+
+ int count = Items.Count;
+ ListItemCollection coll = Items;
+ bool thr = true;
+ for (int i = 0; i < count; i++) {
+ if (coll [i].Value == value) {
+ coll [i].Selected = true;
+ thr = false;
}
- }\r
-\r
- ClearSelection ();\r
- if (item != null)\r
- item.Selected = true;\r
- }\r
- }\r
-#endif\r
- \r
- internal virtual ArrayList SelectedIndices\r
- {\r
- get\r
- {\r
- ArrayList si = new ArrayList();\r
- for(int i=0; i < Items.Count; i++)\r
- {\r
- if(Items[i].Selected)\r
- si.Add(i);\r
- }\r
- return si;\r
- }\r
- }\r
-\r
- internal void Select(ArrayList indices)\r
- {\r
- ClearSelection();\r
- foreach(object intObj in indices)\r
- {\r
- int index = (int)intObj;\r
- if(index >= 0 && index < Items.Count)\r
- Items[index].Selected = true;\r
- }\r
- }\r
-\r
- public virtual void ClearSelection()\r
- {\r
- for(int i=0; i < Items.Count; i++)\r
- {\r
- Items[i].Selected = false;\r
- }\r
- }\r
-\r
- protected override void LoadViewState(object savedState)\r
- {\r
- //Order: BaseClass, Items (Collection), Indices\r
- if(savedState != null && savedState is Triplet)\r
- {\r
- Triplet state = (Triplet)savedState;\r
- base.LoadViewState(state.First);\r
- Items.LoadViewState(state.Second);\r
- object indices = state.Third;\r
- if(indices != null)\r
- {\r
- Select((ArrayList)indices);\r
- }\r
- }\r
- }\r
-
- #if NET_2_0
- protected override void PerformDataBinding ()
+ }
+
+ if (thr) {
+ string msg = String.Format ("Argument value is out of range: {0}", value);
+ throw new ArgumentOutOfRangeException (msg);
+ }
+ }
+ }
+
+#if NET_2_0
+ [Themeable (false)]
+ [DefaultValue ("")]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [Browsable (false)]
+ [MonoTODO]
+ [WebSysDescription ("")]
+ [WebCategoryAttribute ("Behavior")]
+ public virtual string Text {
+ get {
+ return SelectedValue;
+ }
+ set {
+ SelectedValue = value;
+ /* you'd think this would be called, but noooo */
+ //OnTextChanged (EventArgs.Empty);
+ }
+ }
+
+#if HAVE_CONTROL_ADAPTERS
+ protected virtual new
+#else
+ protected override
+#endif
+ HtmlTextWriterTag TagKey
+ {
+ get {
+ return HtmlTextWriterTag.Select;
+ }
+ }
+
+ protected override void AddAttributesToRender (HtmlTextWriter w)
{
- base.PerformDataBinding ();
- IEnumerable ds = GetResolvedDataSource ();
- #else\r
- protected override void OnDataBinding(EventArgs e)\r
- {\r
- base.OnDataBinding(e);\r
- IEnumerable ds = DataSourceHelper.GetResolvedDataSource (DataSource, DataMember);
- #endif\r
- if(ds != null) {\r
- string dtf = DataTextField;\r
- string dvf = DataValueField;\r
- string dtfs = DataTextFormatString;\r
- if (dtfs.Length == 0)\r
- dtfs = "{0}";\r
-\r
- Items.Clear();\r
-\r
- bool dontUseProperties = (dtf.Length == 0 && dvf.Length == 0);\r
-\r
- foreach (object current in ds) {\r
- ListItem li = new ListItem();\r
- if (dontUseProperties){\r
- li.Text = String.Format (dtfs, current);\r
- li.Value = current.ToString ();\r
- Items.Add (li);\r
- continue;\r
- }\r
-\r
- object o;\r
- if (dtf.Length > 0) {\r
- o = DataBinder.GetPropertyValue (current, dtf, dtfs);\r
- li.Text = o.ToString ();\r
- }\r
-\r
- if (dvf.Length > 0) {\r
- o = DataBinder.GetPropertyValue (current, dvf, null);\r
- li.Value = o.ToString ();\r
- }\r
-\r
- Items.Add(li);\r
- }\r
- }\r
-
- if (cachedSelectedValue != null) {
- int index = Items.FindByValueInternal (cachedSelectedValue);
- if (index == -1)
- throw new ArgumentOutOfRangeException("value");
-
- if (cachedSelectedIndex != -1 && cachedSelectedIndex != index)
- throw new ArgumentException(HttpRuntime.FormatResourceString(
- "Attributes_mutually_exclusive", "Selected Index", "Selected Value"));
-
- SelectedIndex = index;
- cachedSelectedIndex = -1;
- cachedSelectedValue = null;
+ base.AddAttributesToRender (w);
+ }
+
+#endif
+
+ public virtual void ClearSelection ()
+ {
+ if (items == null)
return;
+
+ int count = Items.Count;
+ for (int i = 0; i<count; i++)
+ items [i].Selected = false;
+ }
+
+ protected override void OnDataBinding (EventArgs e)
+ {
+ base.OnDataBinding (e);
+
+ IEnumerable list = DataSourceResolver.ResolveDataSource (DataSource, DataMember);
+ if (list == null)
+ return;
+
+#if NET_2_0
+ if (!AppendDataBoundItems)
+#endif
+ Items.Clear();
+
+#if !NET_2_0
+ DoDataBinding (list);
+#endif
+ if (saved_selected_value != null) {
+ SelectedValue = saved_selected_value;
+ if (saved_selected_index != -2 && saved_selected_index != SelectedIndex)
+ throw new ArgumentException ("SelectedIndex and SelectedValue are mutually exclusive.");
+ } else if (saved_selected_index != -2) {
+ SelectedIndex = saved_selected_index;
+ // No need to check saved_selected_value here, as it's done before.
}
+ }
+
+#if NET_2_0
+ protected internal
+#else
+ protected
+#endif
+ override void OnPreRender (EventArgs e)
+ {
+ base.OnPreRender (e);
+ }
+
+ void DoDataBinding (IEnumerable dataSource)
+ {
+ if (dataSource != null) {
+ string format = DataTextFormatString;
+ if (format == "")
+ format = null;
+
+ string text_field = DataTextField;
+ string value_field = DataValueField;
+ ListItemCollection coll = Items;
+ foreach (object container in dataSource) {
+ string text;
+ string val;
+
+ text = val = null;
+ if (text_field != "") {
+ text = DataBinder.GetPropertyValue (container, text_field, format);
+ }
+
+ if (value_field != "") {
+ val = DataBinder.GetPropertyValue (container, value_field).ToString ();
+ } else if (text_field == "") {
+ text = val = container.ToString ();
+ if (format != null)
+ text = String.Format (format, container);
+ } else if (text != null) {
+ val = text;
+ }
+
+ if (text == null)
+ text = val;
+
+ coll.Add (new ListItem (text, val));
+ }
+ }
+ }
+
+#if NET_2_0
+ protected virtual void OnTextChanged (EventArgs e)
+ {
+ EventHandler handler = (EventHandler) Events [TextChangedEvent];
+ if (handler != null)
+ handler (this, e);
+ }
+
+ protected internal override void PerformDataBinding (IEnumerable dataSource)
+ {
+ base.PerformDataBinding (dataSource);
+
+ DoDataBinding (dataSource);
+ }
+
+ [MonoTODO ("why override?")]
+ protected override void PerformSelect ()
+ {
+ base.PerformSelect ();
+ }
+
+ [MonoTODO]
+ protected internal override void RenderContents (HtmlTextWriter w)
+ {
+ base.RenderContents (w);
+ }
+
+#endif
+
+ internal ArrayList GetSelectedIndicesInternal ()
+ {
+ ArrayList selected = null;
+ if (items != null) {
+ selected = new ArrayList ();
+ int count = Items.Count;
+ for (int i = 0; i < count; i++) {
+ if (items [i].Selected)
+ selected.Add (i);
+ }
+ }
+ return selected;
+ }
+
+ protected override object SaveViewState ()
+ {
+ object first = null;
+ object second = null;
+
+ first = base.SaveViewState ();
+
+ IStateManager manager = items as IStateManager;
+ if (manager != null)
+ second = manager.SaveViewState ();
+
+ ArrayList selected = GetSelectedIndicesInternal ();
+
+ if (first == null && second == null && selected == null)
+ return null;
+
+ return new Triplet (first, second, selected);
+ }
+
+ protected override void LoadViewState (object savedState)
+ {
+ object first = null;
+ object second = null;
+ ArrayList indices = null;
+
+ Triplet triplet = savedState as Triplet;
+ if (triplet != null) {
+ first = triplet.First;
+ second = triplet.Second;
+ indices = triplet.Third as ArrayList;
+ }
+
+ base.LoadViewState (first);
+
+ if (second != null) {
+ IStateManager manager = Items as IStateManager;
+ manager.LoadViewState (second);
+ }
+
+ if (indices != null) {
+ foreach (int index in indices)
+ Items [index].Selected = true;
+ }
+ }
+
+#if NET_2_0
+ [MonoTODO]
+ protected void SetPostDataSelection (int selectedIndex)
+ {
+ throw new NotImplementedException ();
+ }
+#endif
+
+ protected override void TrackViewState ()
+ {
+ base.TrackViewState ();
+ IStateManager manager = items as IStateManager;
+ if (manager != null)
+ manager.TrackViewState ();
+ }
+
+ protected virtual void OnSelectedIndexChanged (EventArgs e)
+ {
+ EventHandler handler = (EventHandler) Events [SelectedIndexChangedEvent];
+ if (handler != null)
+ handler (this, e);
+ }
+
+#if NET_2_0
+ protected internal virtual void VerifyMultiSelect ()
+ {
+ }
+#endif
+
+ [WebSysDescription ("")]
+ [WebCategory ("Action")]
+ public event EventHandler SelectedIndexChanged {
+ add { Events.AddHandler (SelectedIndexChangedEvent, value); }
+ remove { Events.RemoveHandler (SelectedIndexChangedEvent, value); }
+ }
+
+#if NET_2_0
+ /* sealed in the docs */
+ public event EventHandler TextChanged {
+ add {
+ Events.AddHandler (TextChangedEvent, value);
+ }
+ remove {
+ Events.RemoveHandler (TextChangedEvent, value);
+ }
+ }
+
+
+ [Themeable (false)]
+ [DefaultValue (false)]
+ [WebSysDescription ("")]
+ [WebCategory ("Behavior")]
+ public virtual bool CausesValidation {
+ get {
+ return ViewState.GetBool ("CausesValidation", false);
+ }
+
+ set {
+ ViewState ["CausesValidation"] = value;
+ }
+ }
+
+ [Themeable (false)]
+ [DefaultValue ("")]
+ [WebSysDescription ("")]
+ [WebCategoryAttribute ("Behavior")]
+ public virtual string ValidationGroup {
+ get {
+ return ViewState.GetString ("ValidationGroup", "");
+ }
+ set {
+ ViewState ["ValidationGroup"] = value;
+ }
+ }
+
+
+#endif
+ }
+}
- if (cachedSelectedIndex != -1) {\r
- SelectedIndex = cachedSelectedIndex;\r
- cachedSelectedIndex = -1;\r
- }\r
- }\r
-\r
- protected virtual void OnSelectedIndexChanged(EventArgs e)\r
- {\r
- if(Events!=null)\r
- {\r
- EventHandler eh = (EventHandler)(Events[SelectedIndexChangedEvent]);\r
- if(eh!=null)\r
- eh(this, e);\r
- }\r
- }\r
-\r
- protected override void OnPreRender (EventArgs e)\r
- {\r
- base.OnPreRender(e);\r
- }\r
-\r
- protected override object SaveViewState()\r
- {\r
- //Order: BaseClass, Items (Collection), Indices\r
- object vs = base.SaveViewState();\r
- object itemSvs = Items.SaveViewState();\r
- object indices = null;\r
- if (SaveSelectedIndicesViewState)\r
- indices = SelectedIndices;\r
-\r
- if (vs != null || itemSvs != null || indices != null)\r
- return new Triplet(vs, itemSvs, indices);\r
-\r
- return null;\r
- }\r
-\r
- protected override void TrackViewState()\r
- {\r
- base.TrackViewState();\r
- Items.TrackViewState();\r
- }\r
-\r
- private bool SaveSelectedIndicesViewState {\r
- get {\r
- if (Events[SelectedIndexChangedEvent] == null && Enabled && Visible) {\r
- Type t = GetType();\r
- // If I am a derivative, let it take of storing the selected indices.\r
- if (t == typeof(DropDownList) || t == typeof(ListBox) ||\r
- t == typeof(CheckBoxList) || t == typeof(RadioButtonList))\r
- return false;\r
- }\r
- return true;\r
- }\r
- }\r
- }\r
-}\r
projects / mono.git / blobdiff