Image map post back (C#) : ImageMap « Asp Control « ASP.Net





Image map post back (C#)

<%@ Page Language="C#" %>
<script runat="server">
    protected void mapMenu_Click(object sender, ImageMapEventArgs e)
    {
        switch (e.PostBackValue)
        {
            case "ToUpper":
                txtText.Text = txtText.Text.ToUpper();
                break;
            case "ToLower":
                txtText.Text = txtText.Text.ToLower();
                break;
            case "Erase":
                txtText.Text = String.Empty;
                break;                                
        }
    }
</script>
<html>
<head>
    <title>ImageMap PostBack</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    
    <asp:ImageMap
        id="mapMenu"
        width="300"
        height="200"
        ImageUrl="http://www.java2s.com/style/logo.png"
        HotSpotMode="PostBack"
        Runat="server" OnClick="mapMenu_Click">
        <asp:RectangleHotSpot
            PostBackValue="ToUpper"
            Left="0"
            Top="0"
            Right="100"
            Bottom="30"
            AlternateText="To Uppercase" />
        <asp:RectangleHotSpot
            PostBackValue="ToLower"
            Left="100"
            Top="0"
            Right="200"
            Bottom="30"
            AlternateText="To Uppercase" />
        <asp:RectangleHotSpot
            PostBackValue="Erase"
            Left="200"
            Top="0"
            Right="300"
            Bottom="30"
            AlternateText="To Uppercase" />
    </asp:ImageMap>
    
    <br />
    
    <asp:TextBox
        id="txtText"
        TextMode="MultiLine"
        Columns="40"
        Rows="5"
        Runat="server" />
    
    </div>
    </form>
</body>
</html>

           
       










Related examples in the same category

1.Get asp ImageMap event argument: post back value (VB.net)
2.ImageMap HotSpots Alternate Text