Wednesday, October 3, 2012

jQuery state selector Example


In this post jQuery state selector Example, we shall see the various state selectors available in jQuery, and how to use them to filter out elements.



Running the Sample
To run the example code at your desk, create a new Asp.net page; copy the entire code below, change reference of the jQuery & Stylesheet files to point to your local directory.
Build and run the application.

Click on the
btnStateSelector button to view the selector Outputs.

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>jQuery Selector</title>
    <script
        type="text/javascript"
        src="JavaScript/jquery-1.7.2.js"></script>
    <script
        type="text/javascript"
        src="JavaScript/jquery-ui-1.8.21.custom.min.js"></script>
    <link
        type="text/css"
        href="Stylesheet.css"
        rel="Stylesheet" />
    <script
        type="text/javascript"
        language="javascript">
        $(document).ready(function() {
            $('#btnWildcardSelector').click(function(event) {
                event.preventDefault();
                //
                // Wildcard - Equal to word
                $("[class='RedText']").each(function() {
                    alert('Wildcard - Equal to word:' + $(this).attr('id'));
                });                
                //
                // Wildcard - Not Equal to word
                $("[class!='RedText']").each(function() {
                    alert('Wildcard - Not Equal to word:' + $(this).attr('id'));
                });
                //
                // Wildcard - Starts With substring
                $("[class^='Red']").each(function() {
                    alert('Wildcard - Starts with substring:' + $(this).attr('id'));
                });
                //
                // Wildcard - Ends With substring
                $("[class$='Text']").each(function() {
                    alert('Wildcard - Ends with substring:' + $(this).attr('id'));
                });
                //
                // Wildcard - Contains substring
                $("[class*='cus']").each(function() {
                    alert('Wildcard - Contains substring:' + $(this).attr('id'));
                });
                //
                // Wildcard - Contains word
                $("[class~='RedText']").each(function() {
                    alert('Wildcard - Contains word:' + $(this).attr('id'));
                });               
                //
                // Wildcard - All
                $("*").each(function() {
                    alert('Wildcard - All:' +  $(this).attr('id'));
                });
                //
                // Wildcard - With text Type
                $("input[type=text][class='RedText']").each(function() {
                    alert('Wildcard - With text Type:' + $(this).attr('id'));
                });
                //
                // Wildcard - With dropdown Type
                $("select[class='RedText']").each(function() {
                    alert('Wildcard - With dropdown Type:' + $(this).attr('id'));
                });                                                                                                              
            });           
        });
    </script>       
</head>
<body>
<form id="frmSelector" runat="server">
<table>
    <tr>           
        <td>Name</td>
        <td>
            <asp:TextBox
                ID="txtName"
                CssClass="RedText"
                runat="server"></asp:TextBox>
        </td>
    </tr>
    <tr>           
        <td>Age</td>
        <td>
            <asp:TextBox
                ID="txtAge"
                Enabled="false"
                CssClass="FocusText"
                runat="server"></asp:TextBox>
        </td>
    </tr>  
    <tr>           
        <td>Password</td>
        <td>
            <asp:TextBox
                ID="txtPassword"
                CssClass="FocusText"
                TextMode="Password"
                runat="server"></asp:TextBox>
        </td>
    </tr>  
    <tr>           
        <td>Address</td>
        <td>
            <asp:TextBox
                ID="txtAddress"
                CssClass="FocusText"
                TextMode="MultiLine"
                runat="server"></asp:TextBox>
        </td>
    </tr>           
    <tr>           
        <td>Gender</td>
        <td>
            <asp:DropDownList
                ID="drpGender"
                CssClass="RedText"
                runat="server">
                <asp:ListItem Value="" Text="-Select-"></asp:ListItem>   
                <asp:ListItem Value="M" Text="Male"></asp:ListItem>   
                <asp:ListItem Value="F" Text="Female"></asp:ListItem>   
            </asp:DropDownList>
        </td>
    </tr> 
    <tr>           
        <td>Country</td>
        <td>
            <asp:DropDownList
                ID="drpCountry"
                runat="server">
                <asp:ListItem Value="" Text="-Select-"></asp:ListItem>   
                <asp:ListItem Value="U" Text="USA"></asp:ListItem>   
                <asp:ListItem Value="K" Text="UK"></asp:ListItem>   
                <asp:ListItem Value="I" Text="India"></asp:ListItem>   
            </asp:DropDownList>
        </td>
    </tr>      
    <tr>           
        <td>Status</td>
        <td>
             <asp:RadioButtonList 
                ID="radListStatus"
                CssClass="RedText"
                RepeatDirection="Horizontal"
                runat="server">
                <asp:ListItem Value="A" Text="Active"></asp:ListItem>   
                <asp:ListItem Value="I" Text="InActive"></asp:ListItem>   
            </asp:RadioButtonList>
        </td>
    </tr> 
    <tr>           
        <td>Skill sets</td>
        <td>
             <asp:CheckBoxList
                ID="chkListSkills"
                CssClass="RedText"
                RepeatDirection="Horizontal"
                runat="server">
                <asp:ListItem Value="A" Text="Asp.Net"></asp:ListItem>   
                <asp:ListItem Value="C" Text="C#"></asp:ListItem>   
                <asp:ListItem Value="S" Text="SQL Server"></asp:ListItem>   
                <asp:ListItem Value="O" Text="Oracle"></asp:ListItem>    
                <asp:ListItem Value="M" Text="My SQL"></asp:ListItem>   
            </asp:CheckBoxList>
        </td>
    </tr>
    <tr>           
        <td>Icon</td>
        <td>
            <img
                src="images\Users.JPG"
                id="imgUsersIcon"
                border="0"
                class="FocusText" />
        </td>
    </tr>  
    <tr>           
        <td>Profile Link</td>
        <td>
            <asp:HyperLink
                id="lnkProfile"
                runat="server"
                NavigateUrl="#"
                Text="View Profile"></asp:HyperLink>
        </td>
    </tr>       
    <tr>           
        <td>Hidden Text</td>
        <td>
            <input type="hidden" id="txtHidden" />
        </td>
    </tr>           
    <tr>           
        <td>Submit</td>
        <td colspan="2">
            <asp:Button
                ID="cmdSubmitButton"
                Text="Save"
                runat="server"></asp:Button>
        </td>
    </tr> 
    <tr>           
        <td>Reset</td>
        <td colspan="2">
            <input type="reset" id="cmdResetButton" value="Reset" />
        </td>
    </tr> 
    <tr>           
        <td>Button</td>
        <td colspan="2">
            <input type="button" id="cmdButton" value="Button" />
        </td>
    </tr>       
    <tr>           
        <td colspan="2">
             
        </td>
    </tr>  
   <tr>           
        <td colspan="2">
            <asp:Button
                ID="btnStateSelector"
                Text="State Selector"
                runat="server"></asp:Button>
        </td>
    </tr>
</table>
</form>
</body>
</html>


Stylesheet.css

.RedText
{
      color:Red;
      border: 1px solid black;  
      font-family:Verdana;
      font-size:9pt;
}
.FocusText
{
      border: 1px solid blue;
      background-color: #FEDCBA;
      font-family:Verdana;
      font-size:9pt;   
}
.waterMark
{     background-color:#fedcba;
      font-family:Verdana;
      font-size:10pt;
} 
.Label
{
      color:Maroon;
      font-family:Verdana;
      font-size:10pt;
}

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