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Accessibility

Keyboard interaction

The following key shortcuts are used to access the ListView component without any interruption.

Keyboard shortcuts Actions
Arrow Up Move to the previous list item.
Arrow Down Move to the next list item.
Select Select the targeted list from the whole list.
Back Get back to the previous lists if it is in nested list.
tagHelper
ListController.cs
<ejs-listview id="listview" dataSource="ViewBag.dataSource" showHeader="true" headerTitle="Continent">
        <e-listview-fieldsettings tooltip="text">
        </e-listview-fieldsettings>
    </ejs-listview>

<style>
    #listview {
        display: block;
        max-width: 400px;
        margin: auto;
        border: 1px solid #dddddd;
        border-radius: 3px;
    }
</style>
public class ListViewController : Controller
{
    public IActionResult List()
    {
        List<object> listdata = new List<object>();
        listdata.Add(new
        {
            text = "Asia",
            id = "01",
            category = "Continent",
            child = new List<object>() { new { text = "India", id = "1", category = "Asia",
                    child= new List<object>() {
                        new  { id= "1001", text= "Delhi", category= "India" },
                        new    {text= "Kashmir", id= "1002", category= "India"},
                        new  { text= "Goa",id= "1003", category= "India" }
                    }
            },
                new { text = "China",id = "2",category = "Asia",
                    child = new List<object>() {
                        new { text = "Zhejiang", id = "2001", category = "China" },
                        new   {text= "Hunan",id= "2002", category= "China"},
                        new  { text= "Shandong", id= "2003",category= "China"}
                    }
                }
            }
        });
        listdata.Add(new
        {
            text = "North America",
            id = "02",
            category = "Continent",
            child = new List<object>() { new { text = "USA", id = "3", category = "North America",
                    child= new List<object>() {
                        new    {text= "California", id= "3001", category= "USA"},
                        new  { text= "New York",id= "3002", category= "USA" },
                        new  { text= "Florida",id= "3003", category= "USA" }
                }
            },
                new { text = "Canada",id = "4",category = "North America",
                    child = new List<object>() {
                        new { text = "Ontario", id = "4001", category = "Canada" },
                        new   {text= "Alberta",id= "4002", category= "Canada"},
                        new  { text= "Manitoba", id= "4003",category= "Canada"}
                    }
                }
        }
        });
        listdata.Add(new
        {
            text = "Europe",
            id = "03",
            category = "Continent",
            child = new List<object>() { new { text = "Germany", id = "5", category = "Europe",
                    child= new List<object>() {
                        new    {text= "Berlin", id= "5001", category= "Germany"},
                        new  { text= "Bavaria",id= "5002", category= "Germany" },
                        new  { text= "Hesse",id= "5003", category= "Germany" }
                }
            },
                new { text = "France",id = "6",category = "Europe",
                    child = new List<object>() {
                        new { text = "Paris", id = "6001", category = "France" },
                        new   {text= "Lyon",id= "6002", category= "France"},
                        new  { text= "Marseille", id= "6003",category= "France"}
                    }
                }
            }
        });
        listdata.Add(new
        {
            text = "Australia",
            id = "04",
            category = "Continent",
            child = new List<object>() { new { text = "Australia", id = "7", category = "Australia",
                    child= new List<object>() {
                        new    {text= "Sydney", id= "7001", category= "Australia"},
                        new  { text= "Melbourne",id= "7002", category= "Australia" },
                        new  { text= "Brisbane",id= "7003", category= "Australia" }
                }
            },
                new { text = "New Zealand",id = "8",category = "Australia",
                    child = new List<object>() {
                        new { text = "Milford Sound", id = "8001", category = "New Zealand" },
                        new   {text= "Tongariro National Park",id= "8002", category= "New Zealand"},
                        new  { text= "Fiordland National Park", id= "8003",category= "New Zealand"}
                    }
                },
                }
        });

        listdata.Add(new
        {
            text = "Africa",
            id = "05",
            category = "Continent",
            child = new List<object>() { new { text = "Morocco", id = "9", category = "Africa",
                    child= new List<object>() {
                        new    {text= "Rabat", id= "9001", category= "Morocco"},
                        new  { text= "Toubkal",id= "9002", category= "Morocco" },
                        new  { text= "Todgha Gorge",id= "9003", category= "Morocco" }
                }
            },
                new { text = "South Africa",id = "10",category = "Africa",
                    child = new List<object>() {
                        new { text = "Cape Town", id = "10001", category = "South Africa" },
                        new   {text= "Pretoria",id= "10002", category= "South Africa"},
                        new  { text= "Bloemfontein", id= "10003",category= "South Africa"}
                    }
                },
        }
        });
        ViewBag.dataSource = listdata;
        return View();
    }
}

ARIA attributes

The following ARIA attributes are applicable for ListView component based on its state.

Properties Functionality
aria-selected It indicates the selected list from the whole list.
aria-level It defines the hierarchical structure of a list item.