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Version Q1 2012 released 04/11/2012
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Input / Client-Side Programming

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Event log:

  • Each of the three controls which supports Single Rendering Mode (RadTextBox, RadNumericTextBox and RadDateInput) expose a rich set of client-side events which are equal to the events presented by the regular RadInput controls.

Source Code

C# VB.NET
Show code in new window Demo isolation steps
  • <%@ Page Language="c#" %>

    <%@ Register TagPrefix="qsf" TagName="Footer" Src="~/Common/Footer.ascx" %>
    <%@ Register TagPrefix="qsf" TagName="HeadTag" Src="~/Common/HeadTag.ascx" %>
    <%@ Register TagPrefix="qsf" TagName="Header" Src="~/Common/Header.ascx" %>
    <%@ Register TagPrefix="qsf" Namespace="Telerik.QuickStart" %>
    <%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <qsf:HeadTag runat="server" ID="Headtag1"></qsf:HeadTag>
        <style type="text/css">
            .tableStyle
            {
                float: left;
                width: 500px;
                margin-top:45px;
            }
            
            .RadAjaxPanelStyle
            {
                overflow: hidden;
            }
            .logger
            {
                width: 350px;
                float: right;
                margin-right:2px;
            }
        </style>
    </head>
    <body class="BODY">
        <form runat="server" id="mainForm">
        <div>
            <qsf:Header ID="Header1" runat="server" NavigationLanguage="C#"></qsf:Header>
            <!-- content start -->
            <telerik:RadScriptManager ID="RadScriptManager1" runat="server" />
            <telerik:RadCodeBlock ID="RCB1" runat="server">
                <script type="text/javascript">
                <!--
                    function OnDateChanged(dateInput, args)
                    {
                        if (args.get_newDate() == null && args.get_oldDate() == null)
                        {
                            logEvent(dateInput.get_id() + ".OnValueChanged: no selected date ");
                        }
                        else
                        {
                            if (args.get_newDate() == null)
                                logEvent(dateInput.get_id() + ".OnValueChanged: Previous selected date " + args.get_oldDate());
                            else if (args.get_oldDate() == null)
                                logEvent(dateInput.get_id() + ".OnValueChanged: Date changed to " + args.get_newDate());
                            else
                                logEvent(dateInput.get_id() + ".OnValueChanged: Date changed from " + args.get_oldDate() + " to " + args.get_newDate());
                        }
                    }

                    function OnClientValueChanged(sender, args)
                    {
                        logEvent(sender.get_id() + ".OnClientValueChanged: Value is changed to " + args.get_newValue());
                    }

                    function OnClientError(sender, args)
                    {
                        logEvent(sender.get_id() + ".OnClientError: Invalid entry");
                    }
                    function OnClientFocus(sender, args)
                    {
                        logEvent(sender.get_id() + ".OnClientFocus: Input is focused");
                    }
                    function OnClientMouseOver(sender, args)
                    {
                        logEvent(sender.get_id() + ".OnClientMouseOver: The mouse is over the " + sender.get_id());
                    }
                    function OnClientBlur(sender, args)
                    {
                        logEvent(sender.get_id() + ".OnClientBlur:" + sender.get_id() + " lost focus");
                    }

                    function OnClientEnumerationChanged(sender, args)
                    {

                        logEvent(sender.get_id() + ".OnClientEnumerationChanged: Enumeration is changed to " + args.get_newValue());
                    }
                    function SetInputValue(id)
                    {
                        var radInput = $find(id);
                        var name = null;
                        var promptCallbackFunc = function (arg) {
                            name = arg;
                            if (name != null && name != "") {
                                radInput.set_value(name);
                                logEvent(id + " set_value(): " + radInput.get_value());
                            }
                        }
                        radprompt("Please enter value for " + id + " (" + SelectedTextBox(id) + ")", promptCallbackFunc);
                    }

                    function GetInputValue(id)
                    {
                        var radInput = $find(id);
                        radalert(id + " (" + SelectedTextBox(id) + ") value is: " + radInput.get_value());
                        logEvent(id + " get_value(): " + radInput.get_value());
                    }
                    function SelectedTextBox(id) {
                        switch (id) {
                            case "RadTextBox1":
                                return "Name";
                            case "RadNumericTextBox1":
                                return "Age";
                            case "RadDateInput1":
                                return "Birth Date";
                        }
                    }
                -->
                </script>
            </telerik:RadCodeBlock>
            <telerik:RadFormDecorator ID="RadFormDecorator1" runat="server" />
            <telerik:RadAjaxLoadingPanel ID="RadAjaxLoadingPanel1" runat="server" />
            <telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" CssClass="RadAjaxPanelStyle">
                <table class="tableStyle">
                    <tr>
                        <td>
                            <telerik:RadTextBox ShowButton="true" ID="RadTextBox1" EnableSingleInputRendering="true"
                                Label="Name" runat="server" Width="250px">
                                <ClientEvents OnFocus="OnClientFocus" OnBlur="OnClientBlur" OnValueChanged="OnClientValueChanged"
                                    OnMouseOver="OnClientMouseOver" />
                            </telerik:RadTextBox>
                        </td>
                        <td>
                            <asp:Button ID="Button4" runat="server" CssClass="qsfButton" Text="Set value" OnClientClick="SetInputValue('RadTextBox1');return false" />
                        </td>
                        <td>
                            <asp:Button ID="Button1" runat="server" CssClass="qsfButton" Text="Get value" OnClientClick="GetInputValue('RadTextBox1');return false" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <telerik:RadNumericTextBox ID="RadNumericTextBox1" runat="server" EnableSingleInputRendering="true"
                                Label="Age" Width="250px" ShowSpinButtons="true">
                                <ClientEvents OnError="OnClientError" OnEnumerationChanged="OnClientEnumerationChanged"
                                    OnFocus="OnClientFocus" OnValueChanged="OnClientValueChanged" OnBlur="OnClientBlur"
                                    OnMouseOver="OnClientMouseOver" />
                            </telerik:RadNumericTextBox>
                        </td>
                        <td>
                            <asp:Button ID="Button5" runat="server" CssClass="qsfButton" Text="Set value" OnClientClick="SetInputValue('RadNumericTextBox1');return false" />
                        </td>
                        <td>
                            <asp:Button ID="Button2" runat="server" CssClass="qsfButton" Text="Get value" OnClientClick="GetInputValue('RadNumericTextBox1');return false" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <telerik:RadDateInput ID="RadDateInput1" runat="server" EnableSingleInputRendering="true"
                                Label="Birth Date" Width="250px" SelectedDate="1983-09-10">
                                <ClientEvents OnError="OnClientError" OnFocus="OnClientFocus" OnBlur="OnClientBlur"
                                    OnValueChanged="OnDateChanged" OnMouseOver="OnClientMouseOver"></ClientEvents>
                            </telerik:RadDateInput>
                        </td>
                        <td>
                            <asp:Button ID="Button6" runat="server" CssClass="qsfButton" Text="Set value" OnClientClick="SetInputValue('RadDateInput1');return false" />
                        </td>
                        <td>
                            <asp:Button ID="Button3" runat="server" CssClass="qsfButton" Text="Get value" OnClientClick="GetInputValue('RadDateInput1');return false" />
                        </td>
                    </tr>
                </table>
                <div class="logger">
                    <qsf:EventLogConsole runat="server" ID="EventLogConsole1" />
                </div>
            </telerik:RadAjaxPanel>
            <telerik:RadWindowManager ID="RadWindowManager1" runat="server">
            </telerik:RadWindowManager>
            <!-- content end -->
            <qsf:Footer runat="server" ID="Footer1"></qsf:Footer>
        </div>
        </form>
    </body>
    </html>

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