(DISTFILES): Comment out a few missing files.

[mono-project.git] / mcs / class / System.Web / System.Web.UI.WebControls / RadioButtonList.cs

//
// System.Web.UI.WebControls.RadioButtonList.cs
//
// Authors:
//   Gaurav Vaish (gvaish@iitk.ac.in)
//   Andreas Nahr (ClassDevelopment@A-SoftTech.com)
//
// (C) Gaurav Vaish (2002)
// (C) 2003 Andreas Nahr
//

//
// 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.Collections.Specialized;
using System.ComponentModel;
using System.Globalization;
using System.Web;
using System.Web.UI;

namespace System.Web.UI.WebControls
{
        [ValidationProperty("SelectedItem")]
        public class RadioButtonList : ListControl, IRepeatInfoUser, INamingContainer, IPostBackDataHandler
        {
                private bool  selectionIndexChanged;
                private short  tabIndex;

                public RadioButtonList(): base()
                {
                        selectionIndexChanged = false;
                }

                [DefaultValue (-1), Bindable (true), WebCategory ("Layout")]
                [WebSysDescription ("The border left within a RadioButton.")]
                public virtual int CellPadding
                {
                        get
                        {
                                if(ControlStyleCreated)
                                {
                                        return (int)(((TableStyle)ControlStyle).CellPadding);
                                }
                                return -1;
                        }
                        set {
                                if (value < -1)
                                        throw new ArgumentOutOfRangeException ("value", "CellPadding value has to be -1 for 'not set' or > -1.");
                                ((TableStyle)ControlStyle).CellPadding = value;
                        }
                }

                [DefaultValue (-1), Bindable (true), WebCategory ("Layout")]
                [WebSysDescription ("The border left between RadioButtons.")]
                public virtual int CellSpacing
                {
                        get
                        {
                                if(ControlStyleCreated)
                                {
                                        return (int)(((TableStyle)ControlStyle).CellSpacing);
                                }
                                return -1;
                        }
                        set {
                                if (value < -1)
                                        throw new ArgumentOutOfRangeException ("value", "CellSpacing value has to be -1 for 'not set' or > -1.");
                                ((TableStyle)ControlStyle).CellSpacing = value;
                        }
                }

                [DefaultValue (0), Bindable (true), WebCategory ("Layout")]
                [WebSysDescription ("The number of columns that should be used to display the RadioButtons.")]
                public virtual int RepeatColumns
                {
                        get
                        {
                                object o = ViewState["RepeatColumns"];
                                if(o != null)
                                        return (int)o;
                                return 0;
                        }
                        set {
                                if (value < 0)
                                        throw new ArgumentOutOfRangeException ("value", "RepeatColumns value has to be 0 for 'not set' or > 0.");
                                ViewState["RepeatColumns"] = value;
                        }
                }

                [DefaultValue (typeof (RepeatDirection), "Vertical"), Bindable (true), WebCategory ("Layout")]
                [WebSysDescription ("The direction that is followed when doing the layout.")]
                public virtual RepeatDirection RepeatDirection
                {
                        get
                        {
                                object o = ViewState["RepeatDirection"];
                                if(o != null)
                                        return (RepeatDirection)o;
                                return RepeatDirection.Vertical;
                        }
                        set
                        {
                                if(!Enum.IsDefined(typeof(RepeatDirection), value))
                                        throw new ArgumentOutOfRangeException ("value", "Only valid enumeration members are allowed");
                                ViewState["RepeatDirection"] = value;
                        }
                }

                [DefaultValue (typeof (RepeatLayout), "Table"), Bindable (true), WebCategory ("Layout")]
                [WebSysDescription ("The method used to create the layout.")]
                public virtual RepeatLayout RepeatLayout
                {
                        get
                        {
                                object o = ViewState["RepeatLayout"];
                                if(o != null)
                                        return (RepeatLayout)o;
                                return RepeatLayout.Table;
                        }
                        set
                        {
                                if(!Enum.IsDefined(typeof(RepeatLayout), value))
                                        throw new ArgumentOutOfRangeException ("value", "Only valid enumeration members are allowed");
                                ViewState["RepeatLayout"] = value;
                        }
                }

                [DefaultValue (typeof (TextAlign), "Right"), Bindable (true), WebCategory ("Appearance")]
                [WebSysDescription ("The alignment of the RadioButton text.")]
                public virtual TextAlign TextAlign
                {
                        get
                        {
                                object o = ViewState["TextAlign"];
                                if(o != null)
                                        return (TextAlign)o;
                                return TextAlign.Right;
                        }
                        set
                        {
                                if(!Enum.IsDefined(typeof(TextAlign), value))
                                        throw new ArgumentOutOfRangeException ("value", "Only valid enumeration members are allowed");
                                ViewState["TextAlign"] = value;
                        }
                }

                protected override Style CreateControlStyle()
                {
                        return new TableStyle(ViewState);
                }

                protected override void Render(HtmlTextWriter writer)
                {
                        RepeatInfo info = new RepeatInfo();
                        Style cStyle = (ControlStyleCreated ? ControlStyle : null);
                        bool dirty = false;
                        tabIndex = TabIndex;
                        if(tabIndex != 0)
                        {
                                dirty = !ViewState.IsItemDirty("TabIndex");
                                TabIndex = 0;
                        }
                        info.RepeatColumns = RepeatColumns;
                        info.RepeatDirection = RepeatDirection;
                        info.RepeatLayout = RepeatLayout;
                        info.RenderRepeater(writer, this, cStyle, this);
                        if(tabIndex != 0)
                        {
                                TabIndex = tabIndex;
                        }
                        if(dirty)
                        {
                                ViewState.SetItemDirty("TabIndex", false);
                        }
                }

                bool IPostBackDataHandler.LoadPostData(string postDataKey, NameValueCollection postCollection)
                {
                        string value = postCollection [postDataKey];
                        int c = Items.Count;
                        for (int i = 0; i < c; i++) {
                                if (Items [i].Value != value)
                                        continue;

                                if (i != SelectedIndex) {
                                        SelectedIndex = i;
                                        selectionIndexChanged = true;
                                }

                                return true;
                        }

                        return false;
                }

                void IPostBackDataHandler.RaisePostDataChangedEvent()
                {
                        if(selectionIndexChanged)
                                OnSelectedIndexChanged(EventArgs.Empty);
                }

                Style IRepeatInfoUser.GetItemStyle(System.Web.UI.WebControls.ListItemType itemType, int repeatIndex)
                {
                        return null;
                }

                void IRepeatInfoUser.RenderItem (System.Web.UI.WebControls.ListItemType itemType,
                                                 int repeatIndex,
                                                 RepeatInfo repeatInfo,
                                                 HtmlTextWriter writer)
                {
                        /* Create a new RadioButton as if it was defined in the page and render it */
                        RadioButton button = new RadioButton ();
                        button.Page = Page;
                        button.GroupName = UniqueID;
                        button.TextAlign = TextAlign;
                        button.AutoPostBack = AutoPostBack;
                        button.ID = ClientID + "_" + repeatIndex.ToString (NumberFormatInfo.InvariantInfo);;
                        button.TabIndex = tabIndex;
                        ListItem current = Items [repeatIndex];
                        button.Text = current.Text;
                        button.Attributes ["value"] = current.Value;
                        button.Checked = current.Selected;
                        button.Enabled = Enabled;
                        button.RenderControl (writer);
                }

                bool IRepeatInfoUser.HasFooter
                {
                        get
                        {
                                return false;
                        }
                }

                bool IRepeatInfoUser.HasHeader
                {
                        get
                        {
                                return false;
                        }
                }

                bool IRepeatInfoUser.HasSeparators
                {
                        get
                        {
                                return false;
                        }
                }

                int IRepeatInfoUser.RepeatedItemCount
                {
                        get
                        {
                                return Items.Count;
                        }
                }
        }
}