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Version Q1 2012 released 04/11/2012
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ColorPicker / Static/Dynamic Object Creation

This color picker is declaratively created in the ASPX page:
This color picker is programmatically created on the server:
 a new color picker using <asp:UpdatePanel:

  • Dynamic color picker creation

    You can initialize the RadColorPicker in two different ways on your page:
    • Declaratively in the ASPX page
    • Programmatically in the code behind

Source Code

C# VB.NET
Show code in new window Demo isolation steps
  • <%@ Page Language="c#" AutoEventWireup="true" Inherits="Telerik.Web.Examples.ColorPicker.DynamicObjectCreation.DefaultCS"
        CodeFile="DefaultCS.aspx.cs" %>

    <%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %>
    <%@ Register TagPrefix="qsf" Namespace="Telerik.QuickStart" %>
    <%@ 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" %>
    <!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 ID="Headtag1" runat="server" />
        <style type="text/css">
        .infoInner
        {
            padding-top:5px;
        }
        
        .rfdSkinnedButton
        {
            float:left;
        }
        </style>
    </head>
    <body class="BODY">
        <form id="Form1" method="post" runat="server">
        <qsf:Header ID="Header1" runat="server" NavigationLanguage="c#" />
        <telerik:RadScriptManager ID="RadScriptManager1" runat="server">
        </telerik:RadScriptManager>
        <telerik:RadFormDecorator ID="RadFormDecorator1" runat="server" />
        <qsf:InformationBox ID="InformationBox1" runat="server">
            This color picker is declaratively created in the ASPX page:
        </qsf:InformationBox>
        <telerik:RadColorPicker runat="server" ID="RadColorPicker1" Preset="Grayscale" Style="margin: auto;">
        </telerik:RadColorPicker>
        <qsf:InformationBox ID="InformationBox2" runat="server">
            This color picker is programmatically created on the server:
        </qsf:InformationBox>
        <asp:PlaceHolder ID="PlaceHolder1" runat="server" />
        <qsf:InformationBox ID="InformationBox3" runat="server">
            <asp:Button ID="Button1" runat="server" Text="Create" Width="70px" OnClick="Button1_Click" />
            <div style="line-height:22px">&nbsp;a new color picker using <b>&lt;asp:UpdatePanel</b>:</div>
        </qsf:InformationBox>
        <asp:PlaceHolder ID="PlaceHolder2" runat="server" />
        <telerik:RadAjaxManager ID="RadAjaxManager1" runat="server">
            <AjaxSettings>
                <telerik:AjaxSetting AjaxControlID="Button1">
                    <UpdatedControls>
                        <telerik:AjaxUpdatedControl ControlID="PlaceHolder2" />
                    </UpdatedControls>
                </telerik:AjaxSetting>
            </AjaxSettings>
        </telerik:RadAjaxManager>
        <qsf:Footer runat="server" ID="Footer1" />
        </form>
    </body>
    </html>

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