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Version Q2 2011 released 07/12/2011
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Calendar / Client-side Events


Event log:


  • Telerik RadCalendar exposes a rich set of client-side events which allow for easy and flexible use in a wide range of application scenarios. In this example we demonstrate the main client-side events:

    • OnInit
    • OnLoad
    • OnDateSelecting
    • OnDateSelected
    • OnDateClick
    • OnCalendarViewChanging
    • OnCalendarViewChanged
    • OnRowHeaderClick
    • OnColumnHeaderClick
    • OnViewSelectorClick

Source Code

C# VB.NET
Show code in new window Demo isolation steps
  • <%@ Page CodeFile="DefaultVB.aspx.vb" Language="vb" AutoEventWireup="false" Inherits="Telerik.Web.Examples.Calendar.Programming.ClientSideEvents.DefaultVB" %>

    <%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %>
    <%@ Register TagPrefix="qsf" TagName="Header" Src="~/Common/Header.ascx" %>
    <%@ Register TagPrefix="qsf" TagName="HeadTag" Src="~/Common/HeadTag.ascx" %>
    <%@ Register TagPrefix="qsf" TagName="Footer" Src="~/Common/Footer.ascx" %>
    <%@ Register TagPrefix="qsf" Namespace="Telerik.QuickStart" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
    <html xml:lang="en-US" xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <qsf:HeadTag ID="Headtag1" runat="server"></qsf:HeadTag>
        <telerik:RadCodeBlock ID="RadCodeBlock1" runat="server">
            <script type="text/javascript">
            //<![CDATA[
                function Calendar_OnInit()
                {
                    logEvent("OnInit");
                };

                function Calendar_OnLoad()
                {
                    logEvent("OnLoad");
                };

                function Calendar_OnDateSelecting(calendarInstance, args)
                {
                    //set set_Cancel(true) to cancel the selection
                    logEvent("OnDateSelecting: " + args.get_renderDay().get_date(), (args.get_isSelecting() ? "Select" : "Unselect") + " " + args.get_renderDay().get_date() + "?");
                };

                function Calendar_OnDateSelected(calendarInstance, args)
                {
                    logEvent("OnDateSelected: " + args.get_renderDay().get_date().toString() + " " + (args.get_renderDay().get_isSelected() ? "selected" : "unselected"));
                };

                function Calendar_OnDateClick(calendarInstance, args)
                {
                    //set set_Cancel(true) to cancel AutoPostBackOnDayClick - if any;
                    logEvent("OnDateClick: " + args.get_renderDay().get_date(), "Postback?");
                };

                function Calendar_OnCalendarViewChanging(calendarInstance, args)
                {
                    //set set_Cancel(true) to cancel
                    logEvent("OnCalendarViewChanging: " + args.get_step(), "Proceed?");
                };

                function Calendar_OnCalendarViewChanged(calendarInstance, args)
                {
                    logEvent("OnCalendarViewChanged: " + args.get_step());
                };

                function Calendar_OnRowHeaderClick(calendarInstance, args)
                {
                    logEvent("OnRowHeaderClick", "Proceed the selection of the row with index " + args.get_index() + "?");
                }

                function Calendar_OnColumnHeaderClick(calendarInstance, args)
                {
                    logEvent("OnColumnHeaderClick", "Proceed the selection of the column with index " + args.get_index() + "?");
                }

                function Calendar_OnViewSelectorClick(calendarInstance, args)
                {
                    logEvent("OnViewSelectorClick", "Preceed the selection of the view?");
                }
            //]]>
            </script>
        </telerik:RadCodeBlock>
    </head>
    <body class="BODY">
        <form id="mainForm" method="post" runat="server">
        <qsf:Header ID="Header1" runat="server" NavigationLanguage="VB"></qsf:Header>
        <telerik:RadScriptManager ID="RadScriptManager1" runat="server" />
        <telerik:RadCalendar ID="RadCalendar1" runat="server" TitleFormat="MMMM yyyy" EnableViewSelector="true">
            <ClientEvents OnDateClick="Calendar_OnDateClick" OnDateSelecting="Calendar_OnDateSelecting"
                OnDateSelected="Calendar_OnDateSelected" OnCalendarViewChanging="Calendar_OnCalendarViewChanging"
                OnCalendarViewChanged="Calendar_OnCalendarViewChanged" OnInit="Calendar_OnInit"
                OnLoad="Calendar_OnLoad" OnRowHeaderClick="Calendar_OnRowHeaderClick" OnColumnHeaderClick="Calendar_OnColumnHeaderClick"
                OnViewSelectorClick="Calendar_OnViewSelectorClick"></ClientEvents>
        </telerik:RadCalendar>
        <br />
        <qsf:EventLogConsole runat="server" ID="EventLogConsole1" />
        <br />
        <qsf:Footer ID="Footer1" runat="server"></qsf:Footer>
        </form>
    </body>
    </html>

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