Please note that this control has been deprecated and replaced with the Grid component, and as such, we recommend migrating to that control. This will not be receiving any new features, bug fixes will be deprioritized. For help or questions on migrating your codebase to the Data Grid, please contact support.

Blazor Grid Cell Activation

La Ignite UI for Blazor admite una función de activación de celdas que permitirá la navegación con el teclado a través de las celdas de la cuadrícula. Esto se activa configurando la propiedad ActivationMode de la cuadrícula en Cell.

すぐに使用できる機能のフルセット は、ページング、ソート、フィルタリング、編集、グループ化から行と列の仮想化まで、あらゆる機能をカバーします。.NET 開発者には制限はありません。

無料で試してみる

Blazor Grid Cell Activation Example

EXAMPLE

MODULES

DATA GENERATOR

DATA SOURCE

RAZOR

CSS

using System;
using System.Net.Http;
using System.Collections.Generic;
using System.Threading.Tasks;
using System.Text;
using Microsoft.AspNetCore.Components.WebAssembly.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using IgniteUI.Blazor.Controls; // for registering Ignite UI modules

namespace Infragistics.Samples
{
    public class Program
    {
        public static async Task Main(string[] args)
        {
            var builder = WebAssemblyHostBuilder.CreateDefault(args);
            builder.RootComponents.Add<App>("app");
            builder.Services.AddScoped(sp => new HttpClient { BaseAddress = new Uri(builder.HostEnvironment.BaseAddress) });
            // registering Ignite UI modules
            builder.Services.AddIgniteUIBlazor(
                typeof(IgbDataGridModule),
                typeof(IgbGridColumnOptionsModule)
    );
            await builder.Build().RunAsync();
        }
    }
}csコピー

using System;
using System.Collections.Generic;
using System.Linq;

namespace Infragistics.Samples
{
    public static class DataGenerator
    {
        readonly static string[] websites = { ".com", ".gov", ".edu", ".org" };
        readonly static string[] emails = { "gmail.com", "yahoo.com", "twitter.com" };
        readonly static string[] genders = { "male", "female" };
        readonly static string[] maleNames = { "Kyle", "Oscar", "Ralph", "Mike", "Bill", "Frank", "Howard", "Jack", "Larry", "Pete", "Steve", "Vince", "Mark", "Alex", "Max", "Brian", "Chris", "Andrew", "Martin", "Mike", "Steve", "Glenn", "Bruce" };
        readonly static string[] femaleNames = { "Gina", "Irene", "Katie", "Brenda", "Casey", "Fiona", "Holly", "Kate", "Liz", "Pamela", "Nelly", "Marisa", "Monica", "Anna", "Jessica", "Sofia", "Isabella", "Margo", "Jane", "Audrey", "Sally", "Melanie", "Greta", "Aurora", "Sally" };
        readonly static string[] lastNames = { "Adams", "Crowley", "Ellis", "Martinez", "Irvine", "Maxwell", "Clark", "Owens", "Rooney", "Lincoln", "Thomas", "Spacey", "MOrgan", "King", "Newton", "Fitzgerald", "Holmes", "Jefferson", "Landry", "Berry", "Perez", "Spencer", "Starr", "Carter", "Edwards", "Stark", "Johnson", "Fitz", "Chief", "Blanc", "Perry", "Stone", "Williams", "Lane", "Jobs", "Adams", "Power", "Tesla" };
        readonly static string[] countries = { "USA", "UK", "France", "Canada", "Poland" };
        readonly static string[] citiesUS = { "New York", "Los Angeles", "Miami", "San Francisco", "San Diego", "Las Vegas" };
        readonly static string[] citiesUK = { "London", "Liverpool", "Manchester" };
        readonly static string[] citiesFR = { "Paris", "Marseille", "Lyon" };
        readonly static string[] citiesCA = { "Toronto", "Vancouver", "Montreal" };
        readonly static string[] citiesPL = { "Krakow", "Warsaw", "Wroclaw", "Gdansk" };
        readonly static string[] citiesJP = { "Tokyo", "Osaka", "Kyoto", "Yokohama" };
        readonly static string[] citiesGR = { "Berlin", "Bonn", "Cologne", "Munich", "Hamburg" };
        readonly static string[] roadSuffixes = { "Road", "Street", "Way" };
        readonly static string[] roadNames = { "Main", "Garden", "Broad", "Oak", "Cedar", "Park", "Pine", "Elm", "Market", "Hill" };

        public static Random Rand = new Random();

        public static string GetWebsite()
        {
            return GetItem(websites);
        }

        public static string GetEmail()
        {
            return GetItem(emails);
        }

        public static double GetNumber(double min, double max)
        {
            return Math.Round(min + (Rand.NextDouble() * (max - min)));
        }

        public static int GetInteger(double min, double max)
        {
            return (int)GetNumber(min, max);
        }

        public static string GetPhone()
        {
            var phoneCode = GetNumber(100, 900);
            var phoneNum1 = GetNumber(100, 900);
            var phoneNum2 = GetNumber(1000, 9000);
            var phone = phoneCode + "-" + phoneNum1 + "-" + phoneNum2;
            return phone;
        }

        public static string GetGender()
        {
            return GetItem(genders);
        }

        public static string GetNameFirst(string gender)
        {
            if (gender == "male")
                return GetItem(maleNames);
            else
                return GetItem(femaleNames);
        }

        public static string GetNameLast()
        {
            return GetItem(lastNames);
        }

        public static string GetItem(string[] array)
        {
            var index = (int)Math.Round(GetNumber(0, array.Length - 1));
            return array[index];
        }

        public static string GetCountry()
        {
            return GetItem(countries);
        }

        public static string GetCity(string country)
        {
            if (country == "Canada")
            {
                return GetItem(citiesCA);
            }
            else if (country == "France")
            {
                return GetItem(citiesFR);
            }
            else if (country == "Poland")
            {
                return GetItem(citiesPL);
            }
            else if (country == "USA")
            {
                return GetItem(citiesUS);
            }
            else if (country == "Japan")
            {
                return GetItem(citiesJP);
            }
            else if (country == "Germany")
            {
                return GetItem(citiesGR);
            }
            else
            { // if (country === "United Kingdom") {
                return GetItem(citiesUK);
            }
        }

        public static string GetStreet()
        {
            var num = Math.Round(GetNumber(100, 300)).ToString();
            var road = GetItem(roadNames);
            var suffix = GetItem(roadSuffixes);
            return num + " " + road + " " + suffix;
        }

        public static DateTime GetBirthday()
        {
            var year = DateTime.Now.Year - GetInteger(30, 50);
            var month = GetNumber(10, 12);
            var day = GetNumber(20, 27);
            return new DateTime(year, (int)month, (int)day);
        }

        public static DateTime GetDate()
        {
            var year = DateTime.Now.Year;
            var month = GetNumber(10, 12);
            var day = GetNumber(20, 27);
            return new DateTime(year, (int)month, (int)day);
        }

        public static string Pad(int num, int size)
        {
            var s = num + "";
            while (s.Length < size)
            {
                s = "0" + s;
            }
            return s;
        }

        public static string GetPhotoMale(int id)
        {
            return "https://static.infragistics.com/xplatform/images/people/GUY" + Pad(id, 2) + ".png";
        }

        public static string GetPhotoFemale(int id)
        {
            return "https://static.infragistics.com/xplatform/images/people/GIRL" + Pad(id, 2) + ".png";
        }

        private static int maleCount = 0;
        private static int femaleCount = 0;
        public static string GetPhoto(string gender)
        {
            if (gender == "male")
            {
                maleCount++;
                if (maleCount > 24) maleCount = 1;
                return GetPhotoMale(maleCount);
            }
            else
            {
                femaleCount++;
                if (femaleCount > 24) femaleCount = 1;
                return GetPhotoFemale(femaleCount);
            }
        }

        public static string GetGenderPhoto(string gender)
        {
            return "https://static.infragistics.com/xplatform/images/genders/" + gender + ".png";
        }

        public static string GetCountryFlag(string country)
        {
            return "https://static.infragistics.com/xplatform/images/flags/" + country + ".png";
        }

        public static string GetIncomeRange(double salary)
        {
            if (salary < 50000)
            {
                return "Low";
            }
            else if (salary < 100000)
            {
                return "Average";
            }
            else
            {
                return "High";
            }
        }

    }

}csコピー

using System;
using System.Collections.Generic;
using System.ComponentModel;

namespace Infragistics.Samples
{
    public class Employee : INotifyPropertyChanged
    {
        public string ID { get; set; }
        public string Address { get; set; }
        public double Age { get; set; }
        public string Gender { get; set; }
        public string FirstName { get; set; }
        public string LastName { get; set; }
        public string Name { get; set; }
        public string Street { get; set; }
        public string City { get; set; }
        public string Email { get; set; }
        public string Phone { get; set; }
        public string Photo { get; set; }
        public double Salary { get; set; }
        public double Sales { get; set; }
        public string Income { get; set; }
        public int Index { get; set; }

        public DateTime Birthday { get; set; }
        public List<Productivity> Productivity { get; set; }

        private string _Country;
        public string Country
        {
            get { return _Country; }
            set { if (_Country != value) { OnCountryChanged(value); } }
        }

        public string CountryFlag { get; set; }

        protected void OnCountryChanged(string countryName)
        {
            // syncronizing country name and country flag
            _Country = countryName;
            CountryFlag = DataGenerator.GetCountryFlag(countryName);
            City = DataGenerator.GetCity(countryName);
            OnPropertyChanged("Country");
        }

        public event PropertyChangedEventHandler PropertyChanged;
        protected virtual void OnPropertyChanged(string propertyName)
        {
            if (PropertyChanged != null)
            {
                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
            }
        }
    }

    public class Productivity
    {
        public double Value { get; set; }
        public int Week { get; set; }
    }

    public static class EmployeeData
    {
        public static List<Employee> Create(int? count, bool? useProductivity)
        {
            if (count == null) count = 100;

            var employees = new List<Employee>();
            for (int i = 0; i < count; i++)
            {
                var age = Math.Round(DataGenerator.GetNumber(20, 40));
                var gender = DataGenerator.GetGender();
                var firstName = DataGenerator.GetNameFirst(gender);
                var lastName = DataGenerator.GetNameLast();
                var street = DataGenerator.GetStreet();
                var country = DataGenerator.GetCountry();
                var city = DataGenerator.GetCity(country);
                var email = firstName.ToLower() + "@" + DataGenerator.GetEmail();
                var photoPath = DataGenerator.GetPhoto(gender);

                var employee = new Employee
                {
                    Index = i,
                    Address = street + ", " + city,
                    Age = age,
                    Birthday = DataGenerator.GetBirthday(),
                    City = city,
                    Email = email,
                    Gender = gender,
                    ID = DataGenerator.Pad(1001 + i, 4),
                    FirstName = firstName,
                    LastName = lastName,
                    Name = firstName + " " + lastName,
                    Photo = photoPath,
                    Phone = DataGenerator.GetPhone(),
                    Street = DataGenerator.GetStreet(),
                    Salary = DataGenerator.GetNumber(40, 200) * 1000,
                    Sales = DataGenerator.GetNumber(200, 980) * 1000,
                };
                employee.Country = country;

                employee.Income = DataGenerator.GetIncomeRange(employee.Salary);

                if (useProductivity.HasValue && useProductivity.Value)
                {
                    employee.Productivity = GetProductivity(52);
                }
                employees.Add(employee);
            }

            return employees;
        }

        public static List<Productivity> GetProductivity(int weekCount)
        {
            var productivity = new List<Productivity>();

            for (var w = 1; w <= weekCount; w++)
            {
                var value = DataGenerator.GetNumber(-50, 50);
                var prod = new Productivity
                {
                    Value = value,
                    Week = w
                };
                productivity.Add(prod);
            };

            return productivity;
        }
    }
}csコピー

@using IgniteUI.Blazor.Controls

<div class="container vertical">

    <div class="container vertical">
        <div class="options horizontal">
            <label>
                Enter Key Mode:
                <select @bind="EnterKeyMode">
                    <option>@EnterKeyBehaviors.Edit</option>
                    <option>@EnterKeyBehaviors.MoveDown</option>
                    <option>@EnterKeyBehaviors.MoveLeft</option>
                    <option>@EnterKeyBehaviors.MoveRight</option>
                    <option>@EnterKeyBehaviors.MoveUp</option>
                    <option>@EnterKeyBehaviors.None</option>
                </select>
            </label>
            <label>
                Enter Key After Edit Mode:
                <select @bind="EnterKeyAfterEditMode" disabled="@EditDisabled">
                    <option>@EnterKeyBehaviorAfterEdit.MoveDown</option>
                    <option>@EnterKeyBehaviorAfterEdit.MoveLeft</option>
                    <option>@EnterKeyBehaviorAfterEdit.MoveRight</option>
                    <option>@EnterKeyBehaviorAfterEdit.MoveUp</option>
                    <option>@EnterKeyBehaviorAfterEdit.None</option>
                </select>
            </label>
        </div>
        @if (Data != null)
        {
        <div style="overflow: hidden">
            <IgbDataGrid Height="100%" Width="100%"
                  DataSource="Data"
                  EnterBehavior="@EnterKeyMode"
                  EnterBehaviorAfterEdit="@EnterKeyAfterEditMode"
                  EditMode="@CanEdit"
                  AutoGenerateColumns="false"
                  SelectionMode="DataGridSelectionMode.SingleRow"
                  ActivationMode="GridActivationMode.Cell">
                <IgbTextColumn Width="@("*>170")" Field="Name" />
                <IgbImageColumn Width="@("*>120")" IsEditable="false" Field="Photo" PaddingTop="5" PaddingBottom="5" ContentOpacity="1" HorizontalAlignment="@CellContentHorizontalAlignment.Center"/>
                <IgbNumericColumn Width="@("*>100")" Field="Age" HorizontalAlignment="@CellContentHorizontalAlignment.Center"/>
                <IgbTextColumn Width="@("*>150")" Field="Street" HeaderText="Address" />
                <IgbTextColumn Width="@("*>130")"Field="City"  />
                <IgbImageColumn Width="@("*>120")" IsEditable="false" Field="CountryFlag" HeaderText="Country" PaddingTop="5" PaddingBottom="5" ContentOpacity="1" />
                <IgbTextColumn Field="Phone" Width="@("*>120")" />
                <IgbDateTimeColumn Width="@("*>150")" Field="Birthday" HorizontalAlignment="@CellContentHorizontalAlignment.Center"/>
                <IgbNumericColumn Width="@("*>170")" Field="Salary" PositivePrefix="$" ShowGroupingSeparator="true" MinFractionDigits="2" />
                <IgbTextColumn Width="@("*>150")" Field="Email" />
            </IgbDataGrid>
        </div>
        }

    </div>
</div>

@code {

    private object Data;
    private bool EditDisabled { get; set; }

    private EditModeType _canEdit;
    public EditModeType CanEdit
    {
        get { return _canEdit; }
        set
        {
            _canEdit = value;
        }
    }

    private EnterKeyBehaviors _enterKeyMode;
    public EnterKeyBehaviors EnterKeyMode
    {
        get { return _enterKeyMode; }
        set
        {
            _enterKeyMode = value;
            if (_enterKeyMode == EnterKeyBehaviors.Edit)
            {
                EditDisabled = false;
                CanEdit = EditModeType.Cell;
            }
            else
            {
                EditDisabled = true;
                CanEdit = EditModeType.None;
            }
        }
    }

    private EnterKeyBehaviorAfterEdit _enterKeyAfterEditMode;
    public EnterKeyBehaviorAfterEdit EnterKeyAfterEditMode
    {
        get { return _enterKeyAfterEditMode; }
        set
        {
            _enterKeyAfterEditMode = value;
        }
    }

    protected override void OnInitialized()
    {

        this.Data = EmployeeData.Create(200, false);
        this.EnterKeyMode = EnterKeyBehaviors.Edit;
        this.EnterKeyAfterEditMode = EnterKeyBehaviorAfterEdit.MoveDown;
    }

}razorコピー

/* 
CSS styles are loaded from the shared CSS file located at:
https://static.infragistics.com/xplatform/css/samples/
*/cssコピー

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Excel Style Navigation

La propiedad EnterBehaviorAfterEdit configurará la cuadrícula para navegar a la siguiente celda arriba, abajo, izquierda o derecha después de presionar la tecla Intro en el modo de edición. De lo contrario, la propiedad EnterBehavior de la cuadrícula se puede usar para navegar a otras celdas, mientras no esté en modo de edición, arriba, abajo, izquierda o derecha.

Keyboard Navigation

Después de establecer la ActivationMode propiedad de la cuadrícula en Cell, esto habilitará una variedad de opciones de navegación con el teclado en la cuadrícula de datos. A continuación se muestra una descripción de cada una de las pulsaciones / combinaciones de teclas y el efecto que tendrán en relación con la celda activada actualmente:

• ↑: Navega una celda hacia arriba.
• ↓: Navega una celda hacia abajo.
• ←: navega una celda hacia la izquierda solo en la fila actual.
• →: Navega una celda hacia la derecha solo en la fila actual.
• Re Pág: desplaza la cuadrícula una página hacia arriba en la ventana gráfica.
• Página abajo: desplaza la cuadrícula una página de la ventana gráfica hacia abajo.
• Tabulador: mueve la celda activa a la siguiente celda a la derecha, o a la celda más a la izquierda de la siguiente fila si se llega a la última celda de esa fila.
• Mayús + Tabulador: mueve la celda activa a la siguiente celda a la izquierda, o a la celda más a la derecha de la fila anterior si se llega a la primera celda de esa fila.
• Ctrl + ↑: ir a la celda superior de la columna.
• Ctrl + ↓: Ir a la celda inferior de la columna.
• Ctrl + ←: moverse a la celda más a la izquierda de la fila.
• Ctrl + →: Moverse a la celda más a la derecha de la fila.
• Ctrl + Inicio: ir a la celda superior izquierda de la cuadrícula.
• Ctrl + Fin: ir a la celda inferior derecha de la cuadrícula.

API References

• ActivationMode
• Cell