Calendar.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / MIT / System / Web / UI / MobileControls / Calendar.cs / 1305376 / Calendar.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Collections; 
using System.ComponentModel;
using System.ComponentModel.Design; 
using System.Drawing;
using System.Drawing.Design;
using System.Web;
using System.Web.UI; 
using System.Web.UI.Design.WebControls;
using System.Web.UI.HtmlControls; 
using System.Web.UI.WebControls; 
using WebCntrls = System.Web.UI.WebControls;
using System.Security.Permissions; 

namespace System.Web.UI.MobileControls
{
 
    /*
     * Mobile Calendar class. 
     * The Calendar control allows developers to easily add date picking 
     * functionality to a Mobile application.
     * 
     * Copyright (c) 2000 Microsoft Corporation
     */
    /// 
    [ 
        DataBindingHandler(typeof(System.Web.UI.Design.MobileControls.CalendarDataBindingHandler)),
        DefaultEvent("SelectionChanged"), 
        DefaultProperty("SelectedDate"), 
        Designer(typeof(System.Web.UI.Design.MobileControls.CalendarDesigner)),
        DesignerAdapter(typeof(System.Web.UI.Design.MobileControls.Adapters.DesignerCalendarAdapter)), 
        ToolboxData("<{0}:Calendar runat=\"server\">"),
        ToolboxItem("System.Web.UI.Design.WebControlToolboxItem, " + AssemblyRef.SystemDesign)
    ]
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")] 
    public class Calendar : MobileControl, IPostBackEventHandler 
    {
        private WebCntrls.Calendar _webCalendar; 

        // Static objects to identify individual events stored in Events
        // property.
        private static readonly Object EventSelectionChanged = new Object(); 

        ///  
        public Calendar() : base() 
        {
            _webCalendar = CreateWebCalendar(); 
            _webCalendar.Visible = false;
            Controls.Add(_webCalendar);

            // Adding wrapper event handlers for event properties exposed by 
            // the aggregated control.  For more details about the mechanism,
            // please see the comment in the constructor of 
            // Mobile.UI.AdRotator. 
            EventHandler eventHandler =
                new EventHandler(WebSelectionChanged); 

            _webCalendar.SelectionChanged += eventHandler;
        }
 
        /// 
        protected virtual WebCntrls.Calendar CreateWebCalendar() 
        { 
            return new WebCntrls.Calendar();
        } 

        /////////////////////////////////////////////////////////////////////
        // Mimic some of the properties exposed in the original Web Calendar
        // control.  Only those properties that are meaningful and useful to 
        // mobile device adapters are exposed.  Other properties, which are
        // used mostly for the complex HTML specific rendering (like the one 
        // rendered by WebForms Calendar), can be set via the property that 
        // exposed the aggregated WebForms Calendar directly.
        // 
        // Most properties are got and set directly from the original Calendar
        // control.  For event properties, event references are stored locally
        // as they cannot be returned from the aggregated child control.
        ///////////////////////////////////////////////////////////////////// 

        ///  
        [ 
            Bindable(false),
            Browsable(false), 
            DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
        ]
        public WebCntrls.Calendar WebCalendar
        { 
            get
            { 
                return _webCalendar; 
            }
        } 

        /// 
        [
            Bindable(true), 
            DefaultValue(FirstDayOfWeek.Default),
            MobileCategory(SR.Category_Appearance), 
            MobileSysDescription(SR.Calendar_FirstDayOfWeek) 
        ]
        public FirstDayOfWeek FirstDayOfWeek 
        {
            get
            {
                return _webCalendar.FirstDayOfWeek; 
            }
            set 
            { 
                _webCalendar.FirstDayOfWeek = value;
            } 
        }

        /// 
        [ 
            Bindable(true),
            DefaultValue(typeof(DateTime), "1/1/0001"), 
            MobileSysDescription(SR.Calendar_SelectedDate) 
        ]
        public DateTime SelectedDate 
        {
            get
            {
                return _webCalendar.SelectedDate; 
            }
            set 
            { 
                _webCalendar.SelectedDate = value;
            } 
        }

        /// 
        [ 
            Browsable(false),
            DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden), 
        ] 
        public SelectedDatesCollection SelectedDates
        { 
            get
            {
                return _webCalendar.SelectedDates;
            } 
        }
 
        ///  
        [
            Bindable(true), 
            DefaultValue(CalendarSelectionMode.Day),
            MobileCategory(SR.Category_Behavior),
            MobileSysDescription(SR.Calendar_SelectionMode)
        ] 
        public CalendarSelectionMode SelectionMode
        { 
            get 
            {
                return _webCalendar.SelectionMode; 
            }
            set
            {
                _webCalendar.SelectionMode = value; 
            }
        } 
 
        /// 
        [ 
            Bindable(true),
            DefaultValue(true),
            MobileCategory(SR.Category_Appearance),
            MobileSysDescription(SR.Calendar_ShowDayHeader) 
        ]
        public bool ShowDayHeader 
        { 
            get
            { 
                return _webCalendar.ShowDayHeader;
            }
            set
            { 
                _webCalendar.ShowDayHeader = value;
            } 
        } 

        ///  
        [
            Bindable(true),
            DefaultValue(typeof(DateTime), "1/1/0001"),
            MobileSysDescription(SR.Calendar_VisibleDate) 
        ]
        public DateTime VisibleDate 
        { 
            get
            { 
                return _webCalendar.VisibleDate;
            }
            set
            { 
                _webCalendar.VisibleDate = value;
            } 
        } 

        ///  
        [
            Bindable(true),
            DefaultValue(""),
            MobileCategory(SR.Category_Appearance), 
            MobileSysDescription(SR.Calendar_CalendarEntryText)
        ] 
        public String CalendarEntryText 
        {
            get 
            {
                String s = (String) ViewState["CalendarEntryText"];
                return((s != null) ? s : String.Empty);
            } 
            set
            { 
                ViewState["CalendarEntryText"] = value; 
            }
        } 

        /////////////////////////////////////////////////////////////////////
        //  BEGIN STYLE PROPERTIES
        ///////////////////////////////////////////////////////////////////// 

 
        ///////////////////////////////////////////////////////////////////// 
        //  END STYLE PROPERTIES
        ///////////////////////////////////////////////////////////////////// 

        /// 
        [
            MobileCategory(SR.Category_Action), 
            MobileSysDescription(SR.Calendar_OnSelectionChanged)
        ] 
        public event EventHandler SelectionChanged 
        {
            add 
            {
                Events.AddHandler(EventSelectionChanged, value);
            }
            remove 
            {
                Events.RemoveHandler(EventSelectionChanged, value); 
            } 
        }
 
        // protected method (which can be overridden by subclasses) for
        // raising user events
        /// 
        protected virtual void OnSelectionChanged() 
        {
            EventHandler handler = (EventHandler)Events[EventSelectionChanged]; 
            if (handler != null) 
            {
                handler(this, new EventArgs()); 
            }
        }

        private void WebSelectionChanged(Object sender, EventArgs e) 
        {
            // Invoke user events for further manipulation specified by user 
            OnSelectionChanged(); 
        }
 
        /// 
        /// 
        protected void RaisePostBackEvent(String eventArgument)
        { 
            // There can be cases that the original form is
            // involved in the generation of multiple cards in the same WML 
            // deck.  Here is to reset the right active form. 
            if (MobilePage.ActiveForm != Form)
            { 
                MobilePage.ActiveForm = Form;
            }

            Adapter.HandlePostBackEvent(eventArgument); 
        }
 
        // A wrapper to raise the SelectionChangedEvent when a date is selected 
        // by the user.  This can be called by different adapters when they have
        // collected the selected date. 
        /// 
        public void RaiseSelectionChangedEvent()
        {
            WebSelectionChanged(this, new EventArgs()); 
        }
 
        #region IPostBackEventHandler implementation 
        void IPostBackEventHandler.RaisePostBackEvent(String eventArgument) {
            RaisePostBackEvent(eventArgument); 
        }
        #endregion
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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Calendar.cs source code in C# .NET

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