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Version Q1 2012 released 04/11/2012
select

ColorPicker / Client-side API

Select color: 
Pick Color(Current Color is blank)
Selected Color Value: 
Configuration
API Commands:
  •  


  • Client-Side API

    RadColorPicker provides a client-side API which allows the user to get and set the value.

Source Code

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

    <%@ 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">
            ul, ul li
            {
                margin: 0;
                padding: 0;
                border: 0;
                list-style: none;
                height: auto;
                display: block;
            }
            ul li
            {
                padding: 2px 0;
            }
            .colorPickerWrapper
            {
                float: left;
                border: solid 1px #9c9c9c;
                padding: 5px 5px 5px 17px;
                width: 393px;
                background: #F1F1F1 url('Images/client-side-api.gif') repeat-x 0 0;
            }
        </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="RadFormDecorator" runat="server" DecoratedControls="All" />
        <div class="colorPickerWrapper">
            <div style="float: left;">
                <div style="line-height: 21px; float: left;">
                    Select color:&nbsp;</div>
                <telerik:RadColorPicker ShowIcon="true" ID="RadColorPicker1" runat="server" PaletteModes="All"
                    OnClientColorChange="HandleColorChange" Style="float: left;" />
            </div>
            <div style="float: right">
                <div style="line-height: 21px; float: left;">
                    Selected Color Value:&nbsp;</div>
                <input type="text" value="" id="ColorPickerSelectedColor" style="width: 70px;" readonly="readonly" />
            </div>
        </div>
        <qsf:ConfiguratorPanel ID="ConfiguratorPanel1" runat="server" Title="Configuration"
            Expanded="true" Width="300px" Style="float: right;">
            <div style="margin-bottom: 20px;">
                <strong>API Commands:</strong></div>
            <ul>
                <li>
                    <input type="text" value="" id="ColorPickerNewColor" style="width: 70px;" />&nbsp;
                    <button onclick="SetValue(); return false;">
                        Set SelectedColor</button></li>
                <li>
                    <button onclick="GetValue(); return false;">
                        Get SelectedColor</button></li>
                <li>
                    <button onclick="SetNoColor(); return false;">
                        Set NONE SelectedColor</button></li>
                <li>
                    <button onclick="ShowPalette(); return false;">
                        Show Palette</button></li>
                <li>
                    <button onclick="HidePalette(); return false;">
                        Hide Palette</button></li>
            </ul>
        </qsf:ConfiguratorPanel>
        <div class="qsfClearFloat">
            <!-- -->
        </div>
        <script type="text/javascript">
            function HandleColorChange(sender, eventArgs) {
                $get("ColorPickerSelectedColor").value = sender.get_selectedColor();
            }

            function GetColorPicker() {
                return $find("<%= RadColorPicker1.ClientID %>");
            }

            function SetValue() {
                var newSelectedColor = $get("ColorPickerNewColor").value;
                var colorPicker = GetColorPicker();
                colorPicker.set_selectedColor(newSelectedColor);
            }

            function GetValue() {
                var colorPicker = GetColorPicker();
                alert(colorPicker.get_selectedColor());
            }

            function SetNoColor() {
                var colorPicker = GetColorPicker();
                return colorPicker.set_selectedColor(null); // set the value to null to select the no color option
            }

            function ShowPalette() {
                var colorPicker = GetColorPicker();
                colorPicker.showPalette();
            }

            function HidePalette() {
                var colorPicker = GetColorPicker();
                colorPicker.hidePalette();
            }
        </script>
        <br />
        <qsf:Footer runat="server" ID="Footer1" />
        </form>
    </body>
    </html>

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