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Version Q1 2012 released 04/11/2012
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ColorPicker / Changing Theme

Currant
Username:
Password:
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Currant
Strawberry
Peach
Lemon
Lime

  • Changing Theme

    This is a sample application scenario which shows how to use RadColorPicker to implement theme customization for your forms. You can apply a different selection of color for a quick change of styles.

Source Code

C# VB.NET
Show code in new window Demo isolation steps
  • <%@ Page Language="c#" AutoEventWireup="true" Inherits="Telerik.Web.Examples.ColorPicker.AppScenario2.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">
            .divContainer
            {
                background: url('Images/background.jpg') no-repeat;
                width: 879px;
                height: 349px;
            }
            .currantClass
            {
                background: url('Images/currant.jpg') no-repeat bottom;
                float: left;
                width: 250px;
                height: 232px;
                padding: 79px 0 0 253px;
                color: #6e3fbc;
            }
            .strawberryClass
            {
                background: url('Images/strawberry.jpg') no-repeat bottom;
                float: left;
                width: 250px;
                height: 232px;
                padding: 79px 0 0 253px;
                color: #ff256f;
            }
            .peachClass
            {
                background: url('Images/peach.jpg') no-repeat bottom;
                float: left;
                width: 250px;
                height: 232px;
                padding: 79px 0 0 253px;
                color: #ff6600;
            }
            .lemonClass
            {
                background: url('Images/lemon.jpg') no-repeat bottom;
                float: left;
                width: 250px;
                height: 232px;
                padding: 79px 0 0 253px;
                color: #fff000;
            }
            .limeClass
            {
                background: url('Images/lime.jpg') no-repeat bottom;
                float: left;
                width: 250px;
                height: 232px;
                padding: 79px 0 0 253px;
                color: Lime;
            }
            .chooseColorClass
            {
                float: left;
                padding: 100px 0 0 40px;
                width: 60px;
                height: 200px;
            }
        </style>
    </head>
    <body class="BODY">
        <form id="Form1" method="post" runat="server">
        <qsf:Header ID="Header1" runat="server" NavigationLanguage="c#" ShowSkinChooser="false" />
        <telerik:RadScriptManager ID="RadScriptManager1" runat="server">
        </telerik:RadScriptManager>

        <script type="text/javascript">
            function ChangeImageColor(sender, eventArgs)
            {
                setTimeout(function()
                {
                    var title = $get("Title_H1");
                    var loginDiv = $get("loginDiv");
                    var color = sender.get_selectedColorTitle();
                    title.innerHTML = color;
                    loginDiv.className = color.toLowerCase() + "Class";
                }, 10);
            }            
        </script>

        <div class="divContainer">
            <div id="loginDiv" class="currantClass">
                <table>
                    <tr>
                        <td colspan="2">
                            <h1 id="Title_H1" style="font-family: 'Trebuchet MS', 'Segoe UI', Arial, sans-serif;">
                                Currant</h1>
                        </td>
                    </tr>
                    <tr>
                        <td style="width: 80px; text-align: right; padding-right: 5px;">
                            Username:
                        </td>
                        <td>
                            <input type="text" style="border: 1px solid Silver; height: 20px;" />
                        </td>
                    </tr>
                    <tr>
                        <td style="text-align: right; padding-right: 5px;">
                            Password:
                        </td>
                        <td>
                            <input type="text" style="border: 1px solid Silver; height: 20px;" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                        </td>
                        <td style="text-align: right; padding-right: 20px; line-height: 40px;">
                            Log in
                        </td>
                    </tr>
                </table>
            </div>
            <div id="chooseColorDiv" class="chooseColorClass">
                <telerik:RadColorPicker runat="server" ID="RadColorPicker1" ShowEmptyColor="false"
                    PreviewColor="false" OnClientColorChange="ChangeImageColor" SelectedColor="#FFFF00"
                    Columns="1" Width="26" Style="margin-left: 23px;" Preset="None">
                    <telerik:ColorPickerItem Title="Currant" Value="#6e3fbc" />
                    <telerik:ColorPickerItem Title="Strawberry" Value="#ff256f" />
                    <telerik:ColorPickerItem Title="Peach" Value="#ff6600" />
                    <telerik:ColorPickerItem Title="Lemon" Value="#fff000" />
                    <telerik:ColorPickerItem Title="Lime" Value="Lime" />
                </telerik:RadColorPicker>
            </div>
            <div style="float: left; line-height: 22px; color: #666666; font-size: 11px; font-weight: bold;
                padding-top: 100px;">
                Currant<br />
                Strawberry<br />
                Peach<br />
                Lemon<br />
                Lime
            </div>
        </div>
        <qsf:Footer runat="server" ID="Footer1" />
        </form>
    </body>
    </html>

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