La función de selección de filas Ignite UI for Blazor en Blazor Grid permite a los usuarios seleccionar, resaltar o anular la selección de una o varias filas de datos de forma interactiva. Hay varios modos de selección disponibles en IgbGrid:
En el ejemplo siguiente se muestran los tres tipos de IgbGrid Es decir, que Selección de filas comportamiento. Utilice el menú desplegable a continuación para habilitar cada uno de los modos de selección disponibles. Utilice la casilla de verificación para esconder o mostrar las casillas de verificación del selector de filas.
EXAMPLE
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Configuración
Para configurar la selección de filas en IgbGrid, solo necesita configurar la propiedad RowSelection. Esta propiedad acepta la enumeración GridSelectionMode.
GridSelectionMode expone los siguientes modos:
Ninguno
Soltero
Múltiple
A continuación veremos cada uno de ellos con más detalle.
Ninguna selección
En IgbGrid, la selección de filas predeterminada está deshabilitada (RowSelection es Ninguno). Por lo tanto, no puede seleccionar o anular la selección de una fila mediante la interacción con la interfaz de usuario IgbGrid; la única forma de completar estas acciones es utilizar los métodos API proporcionados.
Selección única
La selección de una sola fila ahora se puede configurar fácilmente; lo único que debe hacer es establecer RowSelection en la propiedad Single. Esto le brinda la oportunidad de seleccionar sólo una fila dentro de una cuadrícula. Puede seleccionar una fila haciendo clic en una celda o presionando la tecla de espacio cuando se enfoca en una celda de la fila y, por supuesto, puede seleccionar una fila haciendo clic en el campo selector de fila. Cuando se selecciona o deselecciona una fila, se emite el evento RowSelectionChanging.
Para habilitar la selección de varias filas en IgbGrid simplemente establezca la propiedad RowSelection en Multiple. Esto habilitará un campo selector de filas en cada fila y en el encabezado IgbGrid. El selector de filas permite a los usuarios seleccionar varias filas, y la selección persiste a través del desplazamiento, la paginación y las operaciones de datos, como la clasificación y el filtrado. La fila también se puede seleccionar haciendo clic en una celda o presionando la tecla de espacio cuando una celda está enfocada. Si ha seleccionado una fila y hace clic en otra mientras mantiene presionada la tecla Mayús, esto seleccionará todo el rango de filas. En este modo de selección, cuando hace clic en una sola fila, las filas seleccionadas anteriormente se deseleccionarán. Si hace clic mientras mantiene presionada la tecla Ctrl, la fila se alternará y se conservará la selección anterior.
La selección de filas activará el evento RowSelectionChanging. Este evento le brinda información sobre la nueva selección, la selección anterior y las filas que se agregaron y eliminaron de la selección anterior. Además, el evento es cancelable, por lo que esto le permite evitar la selección.
Cuando la selección de filas está habilitada, se muestran los selectores de filas, pero si no desea mostrarlos, puede configurar HideRowSelectors en verdadero.
Cuando cambia entre modos de selección de filas en tiempo de ejecución, esto borrará el estado de selección de filas anterior.
Uso de API
Seleccionar filas mediante programación
El siguiente fragmento de código se puede utilizar para seleccionar una o varias filas simultáneamente (a través de PrimaryKey). Además, el segundo parámetro de este método es una propiedad booleana mediante la cual puede elegir si la selección de fila anterior se borrará o no. La selección anterior se conserva de forma predeterminada.
Otro método API útil que proporciona IgbGrid es SelectAllRows. De forma predeterminada, este método seleccionará todas las filas de datos, pero si se aplica el filtrado, seleccionará solo las filas que coincidan con los criterios del filtro. Si llama al método con un parámetro falso, SelectAllRows(false) siempre seleccionará todos los datos en la cuadrícula, incluso si se aplica el filtrado.
Nota Tenga en cuenta que SelectAllRows no seleccionará las filas que se eliminan.
Deseleccionar todas las filas
IgbGrid proporciona un método DeselectAllRows, que de forma predeterminada anulará la selección de todas las filas de datos, pero si se aplica el filtrado, anulará la selección solo de las filas que coincidan con los criterios del filtro. Si llama al método con un parámetro falso, DeselectAllRows(false) siempre borrará todo el estado de selección de filas incluso si se aplica el filtrado.
Cómo obtener filas seleccionadas
Si necesita ver qué filas están seleccionadas actualmente, puede obtener sus ID de fila con el captador SelectedRows.
Puede crear plantillas de encabezados y selectores de filas en IgbGrid y también acceder a sus contextos, lo que proporciona una funcionalidad útil para diferentes escenarios.
De forma predeterminada, IgbGrid maneja todas las interacciones de selección de filas en el contenedor principal del selector de filas o en la fila misma, dejando solo la visualización del estado de la plantilla. La anulación de la funcionalidad básica generalmente se debe realizar mediante el evento RowSelectionChanging. En caso de que implemente una plantilla personalizada con un controlador Click que anule la funcionalidad básica, debe detener la propagación del evento para preservar el estado de fila correcto.
Plantilla de fila
Para crear una plantilla de selector de filas personalizada, dentro de IgbGrid puede usar la propiedad RowSelectorTemplate. Desde la plantilla puede acceder a la variable de contexto proporcionada implícitamente, con propiedades que le brindan información sobre el estado de la fila.
La propiedad selected muestra si la fila actual está seleccionada o no, mientras que la propiedad index se puede usar para acceder al índice de la fila.
igRegisterScript("WebGridRowSelectorTemplate", (ctx) => {
var html = window.igTemplating.html;
if (ctx.implicit.selected) {
return html`<divstyle="justify-content: space-evenly;display: flex;width: 70px;"><span> ${ctx.implicit.index}</span><igc-checkboxchecked></igc-checkbox></div>`;
} else {
return html`<divstyle="justify-content: space-evenly;display: flex;width: 70px;"><span> ${ctx.implicit.index}</span><igc-checkbox></igc-checkbox></div>`;
}
}, false);
razor
La propiedad rowID se puede utilizar para obtener una referencia de una fila IgbGrid. Esto es útil cuando implementas un controlador click en el elemento selector de fila.
Para crear una plantilla de selector de encabezado personalizada, dentro de IgbGrid, puede usar la propiedad HeadSelectorTemplate. Desde la plantilla puede acceder a la variable de contexto proporcionada implícitamente, con propiedades que le brindan información sobre el estado del encabezado.
La propiedad SelectedCount le muestra cuántas filas están seleccionadas actualmente, mientras que totalCount le muestra cuántas filas hay en IgbGrid en total.
Las propiedades SelectedCount y TotalCount se pueden utilizar para determinar si el selector principal debe estar marcado o indeterminado (seleccionado parcialmente).
Demostración de numeración de filas
Esta demostración muestra el uso de selectores de filas y encabezados personalizados. Este último usa Index para mostrar números de fila y un IgbCheckbox vinculado a Selected.
EXAMPLE
DATA
MODULES
RAZOR
JS
CSS
using System;
using System.Collections.Generic;
publicclassCustomersDataItem
{
publicstring ID { get; set; }
publicstring Company { get; set; }
publicstring ContactName { get; set; }
publicstring ContactTitle { get; set; }
publicstring Address { get; set; }
publicstring City { get; set; }
publicstring Region { get; set; }
publicdouble PostalCode { get; set; }
publicstring Country { get; set; }
publicstring Phone { get; set; }
publicstring Fax { get; set; }
}
publicclassCustomersData
: List<CustomersDataItem>
{
publicCustomersData()
{
this.Add(new CustomersDataItem()
{
ID = @"ALFKI",
Company = @"Alfreds Futterkiste",
ContactName = @"Maria Anders",
ContactTitle = @"Sales Representative",
Address = @"Obere Str. 57",
City = @"Berlin",
Region = @"East",
PostalCode = 12209,
Country = @"Germany",
Phone = @"030-0074321",
Fax = @"030-0076545"
});
this.Add(new CustomersDataItem()
{
ID = @"ANATR",
Company = @"Ana Trujillo Emparedados y helados",
ContactName = @"Ana Trujillo",
ContactTitle = @"Owner",
Address = @"Avda. de la Constitución 2222",
City = @"México D.F.",
Region = @"South",
PostalCode = 5021,
Country = @"Mexico",
Phone = @"(5) 555-4729",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"ANTON",
Company = @"Antonio Moreno Taquería",
ContactName = @"Antonio Moreno",
ContactTitle = @"Owner",
Address = @"Mataderos 2312",
City = @"México D.F.",
Region = @"South",
PostalCode = 5023,
Country = @"Mexico",
Phone = @"(5) 555-3932",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"AROUT",
Company = @"Around the Horn",
ContactName = @"Thomas Hardy",
ContactTitle = @"Sales Representative",
Address = @"120 Hanover Sq.",
City = @"London",
Region = @"East",
PostalCode = 22000,
Country = @"UK",
Phone = @"(171) 555-7788",
Fax = @"(171) 555-6750"
});
this.Add(new CustomersDataItem()
{
ID = @"BERGS",
Company = @"Berglunds snabbköp",
ContactName = @"Christina Berglund",
ContactTitle = @"Order Administrator",
Address = @"Berguvsvägen 8",
City = @"Luleå",
Region = @"South",
PostalCode = 17000,
Country = @"Sweden",
Phone = @"0921-12 34 65",
Fax = @"0921-12 34 67"
});
this.Add(new CustomersDataItem()
{
ID = @"BLAUS",
Company = @"Blauer See Delikatessen",
ContactName = @"Hanna Moos",
ContactTitle = @"Sales Representative",
Address = @"Forsterstr. 57",
City = @"Mannheim",
Region = @"East",
PostalCode = 68306,
Country = @"Germany",
Phone = @"0621-08460",
Fax = @"0621-08924"
});
this.Add(new CustomersDataItem()
{
ID = @"BLONP",
Company = @"Blondesddsl père et fils",
ContactName = @"Frédérique Citeaux",
ContactTitle = @"Marketing Manager",
Address = @"24, place Kléber",
City = @"Strasbourg",
Region = @"East",
PostalCode = 67000,
Country = @"France",
Phone = @"88.60.15.31",
Fax = @"88.60.15.32"
});
this.Add(new CustomersDataItem()
{
ID = @"BOLID",
Company = @"Bólido Comidas preparadas",
ContactName = @"Martín Sommer",
ContactTitle = @"Owner",
Address = @"C/ Araquil, 67",
City = @"Madrid",
Region = @"East",
PostalCode = 28023,
Country = @"Spain",
Phone = @"(91) 555 22 82",
Fax = @"(91) 555 91 99"
});
this.Add(new CustomersDataItem()
{
ID = @"BONAP",
Company = @"Bon app'",
ContactName = @"Laurence Lebihan",
ContactTitle = @"Owner",
Address = @"12, rue des Bouchers",
City = @"Marseille",
Region = @"West",
PostalCode = 13008,
Country = @"France",
Phone = @"91.24.45.40",
Fax = @"91.24.45.41"
});
this.Add(new CustomersDataItem()
{
ID = @"BOTTM",
Company = @"Bottom-Dollar Markets",
ContactName = @"Elizabeth Lincoln",
ContactTitle = @"Accounting Manager",
Address = @"23 Tsawassen Blvd.",
City = @"Tsawassen",
Region = @"BC",
PostalCode = 28000,
Country = @"Canada",
Phone = @"(604) 555-4729",
Fax = @"(604) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"BSBEV",
Company = @"B's Beverages",
ContactName = @"Victoria Ashworth",
ContactTitle = @"Sales Representative",
Address = @"Fauntleroy Circus",
City = @"London",
Region = @"South",
PostalCode = 10000,
Country = @"UK",
Phone = @"(171) 555-1212",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"CACTU",
Company = @"Cactus Comidas para llevar",
ContactName = @"Patricio Simpson",
ContactTitle = @"Sales Agent",
Address = @"Cerrito 333",
City = @"Buenos Aires",
Region = @"East",
PostalCode = 1010,
Country = @"Argentina",
Phone = @"(1) 135-5555",
Fax = @"(1) 135-4892"
});
this.Add(new CustomersDataItem()
{
ID = @"CENTC",
Company = @"Centro comercial Moctezuma",
ContactName = @"Francisco Chang",
ContactTitle = @"Marketing Manager",
Address = @"Sierras de Granada 9993",
City = @"México D.F.",
Region = @"South",
PostalCode = 5022,
Country = @"Mexico",
Phone = @"(5) 555-3392",
Fax = @"(5) 555-7293"
});
this.Add(new CustomersDataItem()
{
ID = @"CHOPS",
Company = @"Chop-suey Chinese",
ContactName = @"Yang Wang",
ContactTitle = @"Owner",
Address = @"Hauptstr. 29",
City = @"Bern",
Region = @"East",
PostalCode = 3012,
Country = @"Switzerland",
Phone = @"0452-076545",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"COMMI",
Company = @"Comércio Mineiro",
ContactName = @"Pedro Afonso",
ContactTitle = @"Sales Associate",
Address = @"Av. dos Lusíadas, 23",
City = @"Sao Paulo",
Region = @"SP",
PostalCode = 34000,
Country = @"Brazil",
Phone = @"(11) 555-7647",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"CONSH",
Company = @"Consolidated Holdings",
ContactName = @"Elizabeth Brown",
ContactTitle = @"Sales Representative",
Address = @"Berkeley Gardens 12 Brewery",
City = @"London",
Region = @"South",
PostalCode = 27000,
Country = @"UK",
Phone = @"(171) 555-2282",
Fax = @"(171) 555-9199"
});
this.Add(new CustomersDataItem()
{
ID = @"DRACD",
Company = @"Drachenblut Delikatessen",
ContactName = @"Sven Ottlieb",
ContactTitle = @"Order Administrator",
Address = @"Walserweg 21",
City = @"Aachen",
Region = @"South",
PostalCode = 52066,
Country = @"Germany",
Phone = @"0241-039123",
Fax = @"0241-059428"
});
this.Add(new CustomersDataItem()
{
ID = @"DUMON",
Company = @"Du monde entier",
ContactName = @"Janine Labrune",
ContactTitle = @"Owner",
Address = @"67, rue des Cinquante Otages",
City = @"Nantes",
Region = @"East",
PostalCode = 44000,
Country = @"France",
Phone = @"40.67.88.88",
Fax = @"40.67.89.89"
});
this.Add(new CustomersDataItem()
{
ID = @"EASTC",
Company = @"Eastern Connection",
ContactName = @"Ann Devon",
ContactTitle = @"Sales Agent",
Address = @"35 King George",
City = @"London",
Region = @"East",
PostalCode = 41000,
Country = @"UK",
Phone = @"(171) 555-0297",
Fax = @"(171) 555-3373"
});
this.Add(new CustomersDataItem()
{
ID = @"ERNSH",
Company = @"Ernst Handel",
ContactName = @"Roland Mendel",
ContactTitle = @"Sales Manager",
Address = @"Kirchgasse 6",
City = @"Graz",
Region = @"South",
PostalCode = 8010,
Country = @"Austria",
Phone = @"7675-3425",
Fax = @"7675-3426"
});
this.Add(new CustomersDataItem()
{
ID = @"FAMIA",
Company = @"Familia Arquibaldo",
ContactName = @"Aria Cruz",
ContactTitle = @"Marketing Assistant",
Address = @"Rua Orós, 92",
City = @"Sao Paulo",
Region = @"SP",
PostalCode = 27000,
Country = @"Brazil",
Phone = @"(11) 555-9857",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"FISSA",
Company = @"FISSA Fabrica Inter. Salchichas S.A.",
ContactName = @"Diego Roel",
ContactTitle = @"Accounting Manager",
Address = @"C/ Moralzarzal, 86",
City = @"Madrid",
Region = @"East",
PostalCode = 28034,
Country = @"Spain",
Phone = @"(91) 555 94 44",
Fax = @"(91) 555 55 93"
});
this.Add(new CustomersDataItem()
{
ID = @"FOLIG",
Company = @"Folies gourmandes",
ContactName = @"Martine Rancé",
ContactTitle = @"Assistant Sales Agent",
Address = @"184, chaussée de Tournai",
City = @"Lille",
Region = @"South",
PostalCode = 59000,
Country = @"France",
Phone = @"20.16.10.16",
Fax = @"20.16.10.17"
});
this.Add(new CustomersDataItem()
{
ID = @"FOLKO",
Company = @"Folk och fä HB",
ContactName = @"Maria Larsson",
ContactTitle = @"Owner",
Address = @"Åkergatan 24",
City = @"Bräcke",
Region = @"East",
PostalCode = 36000,
Country = @"Sweden",
Phone = @"0695-34 67 21",
Fax = @"0695 33-4455"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANK",
Company = @"Frankenversand",
ContactName = @"Peter Franken",
ContactTitle = @"Marketing Manager",
Address = @"Berliner Platz 43",
City = @"München",
Region = @"East",
PostalCode = 80805,
Country = @"Germany",
Phone = @"089-0877310",
Fax = @"089-0877451"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANR",
Company = @"France restauration",
ContactName = @"Carine Schmitt",
ContactTitle = @"Marketing Manager",
Address = @"54, rue Royale",
City = @"Nantes",
Region = @"South",
PostalCode = 44000,
Country = @"France",
Phone = @"40.32.21.21",
Fax = @"40.32.21.20"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANS",
Company = @"Franchi S.p.A.",
ContactName = @"Paolo Accorti",
ContactTitle = @"Sales Representative",
Address = @"Via Monte Bianco 34",
City = @"Torino",
Region = @"East",
PostalCode = 10100,
Country = @"Italy",
Phone = @"011-4988260",
Fax = @"011-4988261"
});
}
}cs
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 modulesnamespaceInfragistics.Samples
{
publicclassProgram
{
publicstaticasync 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(IgbInputModule),
typeof(IgbGridModule),
typeof(IgbCheckboxModule)
);
await builder.Build().RunAsync();
}
}
}cs
@using IgniteUI.Blazor.Controls
@inject IJSRuntime JS<divclass="container vertical ig-typography"><divclass="container vertical fill"><IgbGridAutoGenerate="true"Name="grid"
@ref="grid"Data="CustomersData"RowSelection="GridSelectionMode.Multiple"RowSelectorTemplateScript="WebGridRowSelectorTemplate"HeadSelectorTemplateScript="WebGridHeaderRowSelectorTemplate"><IgbColumnField="ContactName"></IgbColumn><IgbColumnField="Country"></IgbColumn><IgbColumnField="City"></IgbColumn><IgbColumnField="PostalCode"></IgbColumn><IgbColumnField="Company"></IgbColumn></IgbGrid></div></div>@code {protectedoverrideasync Task OnAfterRenderAsync(bool firstRender)
{
var grid = this.grid;
}
private IgbGrid grid;
private CustomersData _customersData = null;
public CustomersData CustomersData
{
get
{
if (_customersData == null)
{
_customersData = new CustomersData();
}
return _customersData;
}
}
}razor
igRegisterScript("WebGridRowSelectorTemplate", (ctx) => {
var html = window.igTemplating.html;
if (ctx.implicit.selected) {
return html`<divstyle="justify-content: space-evenly;display: flex;width: 70px;"><span>${ctx.implicit.index}</span><igc-checkboxchecked></igc-checkbox></div>`;
} else {
return html`<divstyle="justify-content: space-evenly;display: flex;width: 70px;"><span>${ctx.implicit.index}</span><igc-checkbox></igc-checkbox></div>`;
}
}, false);
igRegisterScript("WebGridHeaderRowSelectorTemplate", (ctx) => {
var html = window.igTemplating.html;
return html`<divstyle="width: 70px;height: 60px;display: flex;"><imgsrc="https://www.infragistics.com/angular-demos-lob/assets/images/card/avatars/igLogo.png"class="header-image"></div>`;
}, false);
js
/*
CSS styles are loaded from the shared CSS file located at:
https://static.infragistics.com/xplatform/css/samples/
*/css
Demostración de selectores de filas de estilo Excel
Esta demostración utiliza plantillas personalizadas que se parecen a los selectores de filas y encabezados similares a los de Excel.
EXAMPLE
DATA
MODULES
RAZOR
JS
CSS
using System;
using System.Collections.Generic;
publicclassCustomersDataItem
{
publicstring ID { get; set; }
publicstring Company { get; set; }
publicstring ContactName { get; set; }
publicstring ContactTitle { get; set; }
publicstring Address { get; set; }
publicstring City { get; set; }
publicstring Region { get; set; }
publicdouble PostalCode { get; set; }
publicstring Country { get; set; }
publicstring Phone { get; set; }
publicstring Fax { get; set; }
}
publicclassCustomersData
: List<CustomersDataItem>
{
publicCustomersData()
{
this.Add(new CustomersDataItem()
{
ID = @"ALFKI",
Company = @"Alfreds Futterkiste",
ContactName = @"Maria Anders",
ContactTitle = @"Sales Representative",
Address = @"Obere Str. 57",
City = @"Berlin",
Region = @"East",
PostalCode = 12209,
Country = @"Germany",
Phone = @"030-0074321",
Fax = @"030-0076545"
});
this.Add(new CustomersDataItem()
{
ID = @"ANATR",
Company = @"Ana Trujillo Emparedados y helados",
ContactName = @"Ana Trujillo",
ContactTitle = @"Owner",
Address = @"Avda. de la Constitución 2222",
City = @"México D.F.",
Region = @"South",
PostalCode = 5021,
Country = @"Mexico",
Phone = @"(5) 555-4729",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"ANTON",
Company = @"Antonio Moreno Taquería",
ContactName = @"Antonio Moreno",
ContactTitle = @"Owner",
Address = @"Mataderos 2312",
City = @"México D.F.",
Region = @"South",
PostalCode = 5023,
Country = @"Mexico",
Phone = @"(5) 555-3932",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"AROUT",
Company = @"Around the Horn",
ContactName = @"Thomas Hardy",
ContactTitle = @"Sales Representative",
Address = @"120 Hanover Sq.",
City = @"London",
Region = @"East",
PostalCode = 22000,
Country = @"UK",
Phone = @"(171) 555-7788",
Fax = @"(171) 555-6750"
});
this.Add(new CustomersDataItem()
{
ID = @"BERGS",
Company = @"Berglunds snabbköp",
ContactName = @"Christina Berglund",
ContactTitle = @"Order Administrator",
Address = @"Berguvsvägen 8",
City = @"Luleå",
Region = @"South",
PostalCode = 17000,
Country = @"Sweden",
Phone = @"0921-12 34 65",
Fax = @"0921-12 34 67"
});
this.Add(new CustomersDataItem()
{
ID = @"BLAUS",
Company = @"Blauer See Delikatessen",
ContactName = @"Hanna Moos",
ContactTitle = @"Sales Representative",
Address = @"Forsterstr. 57",
City = @"Mannheim",
Region = @"East",
PostalCode = 68306,
Country = @"Germany",
Phone = @"0621-08460",
Fax = @"0621-08924"
});
this.Add(new CustomersDataItem()
{
ID = @"BLONP",
Company = @"Blondesddsl père et fils",
ContactName = @"Frédérique Citeaux",
ContactTitle = @"Marketing Manager",
Address = @"24, place Kléber",
City = @"Strasbourg",
Region = @"East",
PostalCode = 67000,
Country = @"France",
Phone = @"88.60.15.31",
Fax = @"88.60.15.32"
});
this.Add(new CustomersDataItem()
{
ID = @"BOLID",
Company = @"Bólido Comidas preparadas",
ContactName = @"Martín Sommer",
ContactTitle = @"Owner",
Address = @"C/ Araquil, 67",
City = @"Madrid",
Region = @"East",
PostalCode = 28023,
Country = @"Spain",
Phone = @"(91) 555 22 82",
Fax = @"(91) 555 91 99"
});
this.Add(new CustomersDataItem()
{
ID = @"BONAP",
Company = @"Bon app'",
ContactName = @"Laurence Lebihan",
ContactTitle = @"Owner",
Address = @"12, rue des Bouchers",
City = @"Marseille",
Region = @"West",
PostalCode = 13008,
Country = @"France",
Phone = @"91.24.45.40",
Fax = @"91.24.45.41"
});
this.Add(new CustomersDataItem()
{
ID = @"BOTTM",
Company = @"Bottom-Dollar Markets",
ContactName = @"Elizabeth Lincoln",
ContactTitle = @"Accounting Manager",
Address = @"23 Tsawassen Blvd.",
City = @"Tsawassen",
Region = @"BC",
PostalCode = 28000,
Country = @"Canada",
Phone = @"(604) 555-4729",
Fax = @"(604) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"BSBEV",
Company = @"B's Beverages",
ContactName = @"Victoria Ashworth",
ContactTitle = @"Sales Representative",
Address = @"Fauntleroy Circus",
City = @"London",
Region = @"South",
PostalCode = 10000,
Country = @"UK",
Phone = @"(171) 555-1212",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"CACTU",
Company = @"Cactus Comidas para llevar",
ContactName = @"Patricio Simpson",
ContactTitle = @"Sales Agent",
Address = @"Cerrito 333",
City = @"Buenos Aires",
Region = @"East",
PostalCode = 1010,
Country = @"Argentina",
Phone = @"(1) 135-5555",
Fax = @"(1) 135-4892"
});
this.Add(new CustomersDataItem()
{
ID = @"CENTC",
Company = @"Centro comercial Moctezuma",
ContactName = @"Francisco Chang",
ContactTitle = @"Marketing Manager",
Address = @"Sierras de Granada 9993",
City = @"México D.F.",
Region = @"South",
PostalCode = 5022,
Country = @"Mexico",
Phone = @"(5) 555-3392",
Fax = @"(5) 555-7293"
});
this.Add(new CustomersDataItem()
{
ID = @"CHOPS",
Company = @"Chop-suey Chinese",
ContactName = @"Yang Wang",
ContactTitle = @"Owner",
Address = @"Hauptstr. 29",
City = @"Bern",
Region = @"East",
PostalCode = 3012,
Country = @"Switzerland",
Phone = @"0452-076545",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"COMMI",
Company = @"Comércio Mineiro",
ContactName = @"Pedro Afonso",
ContactTitle = @"Sales Associate",
Address = @"Av. dos Lusíadas, 23",
City = @"Sao Paulo",
Region = @"SP",
PostalCode = 34000,
Country = @"Brazil",
Phone = @"(11) 555-7647",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"CONSH",
Company = @"Consolidated Holdings",
ContactName = @"Elizabeth Brown",
ContactTitle = @"Sales Representative",
Address = @"Berkeley Gardens 12 Brewery",
City = @"London",
Region = @"South",
PostalCode = 27000,
Country = @"UK",
Phone = @"(171) 555-2282",
Fax = @"(171) 555-9199"
});
this.Add(new CustomersDataItem()
{
ID = @"DRACD",
Company = @"Drachenblut Delikatessen",
ContactName = @"Sven Ottlieb",
ContactTitle = @"Order Administrator",
Address = @"Walserweg 21",
City = @"Aachen",
Region = @"South",
PostalCode = 52066,
Country = @"Germany",
Phone = @"0241-039123",
Fax = @"0241-059428"
});
this.Add(new CustomersDataItem()
{
ID = @"DUMON",
Company = @"Du monde entier",
ContactName = @"Janine Labrune",
ContactTitle = @"Owner",
Address = @"67, rue des Cinquante Otages",
City = @"Nantes",
Region = @"East",
PostalCode = 44000,
Country = @"France",
Phone = @"40.67.88.88",
Fax = @"40.67.89.89"
});
this.Add(new CustomersDataItem()
{
ID = @"EASTC",
Company = @"Eastern Connection",
ContactName = @"Ann Devon",
ContactTitle = @"Sales Agent",
Address = @"35 King George",
City = @"London",
Region = @"East",
PostalCode = 41000,
Country = @"UK",
Phone = @"(171) 555-0297",
Fax = @"(171) 555-3373"
});
this.Add(new CustomersDataItem()
{
ID = @"ERNSH",
Company = @"Ernst Handel",
ContactName = @"Roland Mendel",
ContactTitle = @"Sales Manager",
Address = @"Kirchgasse 6",
City = @"Graz",
Region = @"South",
PostalCode = 8010,
Country = @"Austria",
Phone = @"7675-3425",
Fax = @"7675-3426"
});
this.Add(new CustomersDataItem()
{
ID = @"FAMIA",
Company = @"Familia Arquibaldo",
ContactName = @"Aria Cruz",
ContactTitle = @"Marketing Assistant",
Address = @"Rua Orós, 92",
City = @"Sao Paulo",
Region = @"SP",
PostalCode = 27000,
Country = @"Brazil",
Phone = @"(11) 555-9857",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"FISSA",
Company = @"FISSA Fabrica Inter. Salchichas S.A.",
ContactName = @"Diego Roel",
ContactTitle = @"Accounting Manager",
Address = @"C/ Moralzarzal, 86",
City = @"Madrid",
Region = @"East",
PostalCode = 28034,
Country = @"Spain",
Phone = @"(91) 555 94 44",
Fax = @"(91) 555 55 93"
});
this.Add(new CustomersDataItem()
{
ID = @"FOLIG",
Company = @"Folies gourmandes",
ContactName = @"Martine Rancé",
ContactTitle = @"Assistant Sales Agent",
Address = @"184, chaussée de Tournai",
City = @"Lille",
Region = @"South",
PostalCode = 59000,
Country = @"France",
Phone = @"20.16.10.16",
Fax = @"20.16.10.17"
});
this.Add(new CustomersDataItem()
{
ID = @"FOLKO",
Company = @"Folk och fä HB",
ContactName = @"Maria Larsson",
ContactTitle = @"Owner",
Address = @"Åkergatan 24",
City = @"Bräcke",
Region = @"East",
PostalCode = 36000,
Country = @"Sweden",
Phone = @"0695-34 67 21",
Fax = @"0695 33-4455"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANK",
Company = @"Frankenversand",
ContactName = @"Peter Franken",
ContactTitle = @"Marketing Manager",
Address = @"Berliner Platz 43",
City = @"München",
Region = @"East",
PostalCode = 80805,
Country = @"Germany",
Phone = @"089-0877310",
Fax = @"089-0877451"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANR",
Company = @"France restauration",
ContactName = @"Carine Schmitt",
ContactTitle = @"Marketing Manager",
Address = @"54, rue Royale",
City = @"Nantes",
Region = @"South",
PostalCode = 44000,
Country = @"France",
Phone = @"40.32.21.21",
Fax = @"40.32.21.20"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANS",
Company = @"Franchi S.p.A.",
ContactName = @"Paolo Accorti",
ContactTitle = @"Sales Representative",
Address = @"Via Monte Bianco 34",
City = @"Torino",
Region = @"East",
PostalCode = 10100,
Country = @"Italy",
Phone = @"011-4988260",
Fax = @"011-4988261"
});
}
}cs
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 modulesnamespaceInfragistics.Samples
{
publicclassProgram
{
publicstaticasync 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(IgbInputModule),
typeof(IgbPropertyEditorPanelModule),
typeof(IgbGridModule)
);
await builder.Build().RunAsync();
}
}
}cs
@using IgniteUI.Blazor.Controls
@inject IJSRuntime JS<style>/*
CSS styles are loaded from the shared CSS file located at:
https://static.infragistics.com/xplatform/css/samples/
*/#grid {
--ig-size: var(--ig-size-medium);
}
</style><divclass="container vertical ig-typography"><divclass="container vertical fill"><IgbGridAutoGenerate="false"Data="CustomersData"Name="grid"
@ref="grid"Id="grid"RowSelection="GridSelectionMode.Multiple"RowSelectorTemplateScript="WebGridRowSelectorExcelTemplate"HeadSelectorTemplateScript="WebGridHeaderRowSelectorExcelTemplate"><IgbPaginatorName="paginator"
@ref="paginator"PerPage="15"SelectOptions="@(newdouble[] { 5, 10, 15, 25, 50 })"ResourceStrings="PaginatorResourceStrings1"></IgbPaginator><IgbColumnField="ContactName"Header="Name"></IgbColumn><IgbColumnField="Country"Header="Country"></IgbColumn><IgbColumnField="City"Header="City"></IgbColumn><IgbColumnField="PostalCode"Header="Postal Code"></IgbColumn><IgbColumnField="Company"Header="Company"></IgbColumn></IgbGrid></div></div>@code {protectedoverrideasync Task OnAfterRenderAsync(bool firstRender)
{
var grid = this.grid;
var paginator = this.paginator;
}
private IgbGrid grid;
private IgbPaginator paginator;
private IgbPaginatorResourceStrings _paginatorResourceStrings1 = null;
public IgbPaginatorResourceStrings PaginatorResourceStrings1
{
get
{
if (this._paginatorResourceStrings1 == null)
{
var paginatorResourceStrings1 = new IgbPaginatorResourceStrings();
paginatorResourceStrings1.Igx_paginator_label = "Items per page";
this._paginatorResourceStrings1 = paginatorResourceStrings1;
}
returnthis._paginatorResourceStrings1;
}
}
private CustomersData _customersData = null;
public CustomersData CustomersData
{
get
{
if (_customersData == null)
{
_customersData = new CustomersData();
}
return _customersData;
}
}
}razor
igRegisterScript("WebGridRowSelectorExcelTemplate", (ctx) => {
var html = window.igTemplating.html;
return html`<spanstyle='display: block;width:30px;'>${ctx.implicit.index}</span>`;
}, false);
igRegisterScript("WebGridHeaderRowSelectorExcelTemplate", (ctx) => {
var html = window.igTemplating.html;
if (ctx.implicit.selectedCount > 0 && ctx.implicit.selectedCount === ctx.implicit.totalCount) {
return html`<spanstyle='display: block;width:30px;'><istyle='color: rgb(239, 184, 209);'>◢</i></span>`;
} else {
return html`<spanstyle='display: block;width:30px;'><i>◢</i></span>`;
}
}, false);
js
/*
CSS styles are loaded from the shared CSS file located at:
https://static.infragistics.com/xplatform/css/samples/
*/#grid {
--ig-size: var(--ig-size-medium);
}
css
Demostración de selección condicional
Esta demostración evita que se seleccionen algunas filas mediante el evento RowSelectionChanging y una plantilla personalizada con la casilla de verificación deshabilitada para filas no seleccionables.
EXAMPLE
DATA
MODULES
RAZOR
JS
CSS
using System;
using System.Collections.Generic;
publicclassCustomersDataItem
{
publicstring ID { get; set; }
publicstring Company { get; set; }
publicstring ContactName { get; set; }
publicstring ContactTitle { get; set; }
publicstring Address { get; set; }
publicstring City { get; set; }
publicstring Region { get; set; }
publicdouble PostalCode { get; set; }
publicstring Country { get; set; }
publicstring Phone { get; set; }
publicstring Fax { get; set; }
}
publicclassCustomersData
: List<CustomersDataItem>
{
publicCustomersData()
{
this.Add(new CustomersDataItem()
{
ID = @"ALFKI",
Company = @"Alfreds Futterkiste",
ContactName = @"Maria Anders",
ContactTitle = @"Sales Representative",
Address = @"Obere Str. 57",
City = @"Berlin",
Region = @"East",
PostalCode = 12209,
Country = @"Germany",
Phone = @"030-0074321",
Fax = @"030-0076545"
});
this.Add(new CustomersDataItem()
{
ID = @"ANATR",
Company = @"Ana Trujillo Emparedados y helados",
ContactName = @"Ana Trujillo",
ContactTitle = @"Owner",
Address = @"Avda. de la Constitución 2222",
City = @"México D.F.",
Region = @"South",
PostalCode = 5021,
Country = @"Mexico",
Phone = @"(5) 555-4729",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"ANTON",
Company = @"Antonio Moreno Taquería",
ContactName = @"Antonio Moreno",
ContactTitle = @"Owner",
Address = @"Mataderos 2312",
City = @"México D.F.",
Region = @"South",
PostalCode = 5023,
Country = @"Mexico",
Phone = @"(5) 555-3932",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"AROUT",
Company = @"Around the Horn",
ContactName = @"Thomas Hardy",
ContactTitle = @"Sales Representative",
Address = @"120 Hanover Sq.",
City = @"London",
Region = @"East",
PostalCode = 22000,
Country = @"UK",
Phone = @"(171) 555-7788",
Fax = @"(171) 555-6750"
});
this.Add(new CustomersDataItem()
{
ID = @"BERGS",
Company = @"Berglunds snabbköp",
ContactName = @"Christina Berglund",
ContactTitle = @"Order Administrator",
Address = @"Berguvsvägen 8",
City = @"Luleå",
Region = @"South",
PostalCode = 17000,
Country = @"Sweden",
Phone = @"0921-12 34 65",
Fax = @"0921-12 34 67"
});
this.Add(new CustomersDataItem()
{
ID = @"BLAUS",
Company = @"Blauer See Delikatessen",
ContactName = @"Hanna Moos",
ContactTitle = @"Sales Representative",
Address = @"Forsterstr. 57",
City = @"Mannheim",
Region = @"East",
PostalCode = 68306,
Country = @"Germany",
Phone = @"0621-08460",
Fax = @"0621-08924"
});
this.Add(new CustomersDataItem()
{
ID = @"BLONP",
Company = @"Blondesddsl père et fils",
ContactName = @"Frédérique Citeaux",
ContactTitle = @"Marketing Manager",
Address = @"24, place Kléber",
City = @"Strasbourg",
Region = @"East",
PostalCode = 67000,
Country = @"France",
Phone = @"88.60.15.31",
Fax = @"88.60.15.32"
});
this.Add(new CustomersDataItem()
{
ID = @"BOLID",
Company = @"Bólido Comidas preparadas",
ContactName = @"Martín Sommer",
ContactTitle = @"Owner",
Address = @"C/ Araquil, 67",
City = @"Madrid",
Region = @"East",
PostalCode = 28023,
Country = @"Spain",
Phone = @"(91) 555 22 82",
Fax = @"(91) 555 91 99"
});
this.Add(new CustomersDataItem()
{
ID = @"BONAP",
Company = @"Bon app'",
ContactName = @"Laurence Lebihan",
ContactTitle = @"Owner",
Address = @"12, rue des Bouchers",
City = @"Marseille",
Region = @"West",
PostalCode = 13008,
Country = @"France",
Phone = @"91.24.45.40",
Fax = @"91.24.45.41"
});
this.Add(new CustomersDataItem()
{
ID = @"BOTTM",
Company = @"Bottom-Dollar Markets",
ContactName = @"Elizabeth Lincoln",
ContactTitle = @"Accounting Manager",
Address = @"23 Tsawassen Blvd.",
City = @"Tsawassen",
Region = @"BC",
PostalCode = 28000,
Country = @"Canada",
Phone = @"(604) 555-4729",
Fax = @"(604) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"BSBEV",
Company = @"B's Beverages",
ContactName = @"Victoria Ashworth",
ContactTitle = @"Sales Representative",
Address = @"Fauntleroy Circus",
City = @"London",
Region = @"South",
PostalCode = 10000,
Country = @"UK",
Phone = @"(171) 555-1212",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"CACTU",
Company = @"Cactus Comidas para llevar",
ContactName = @"Patricio Simpson",
ContactTitle = @"Sales Agent",
Address = @"Cerrito 333",
City = @"Buenos Aires",
Region = @"East",
PostalCode = 1010,
Country = @"Argentina",
Phone = @"(1) 135-5555",
Fax = @"(1) 135-4892"
});
this.Add(new CustomersDataItem()
{
ID = @"CENTC",
Company = @"Centro comercial Moctezuma",
ContactName = @"Francisco Chang",
ContactTitle = @"Marketing Manager",
Address = @"Sierras de Granada 9993",
City = @"México D.F.",
Region = @"South",
PostalCode = 5022,
Country = @"Mexico",
Phone = @"(5) 555-3392",
Fax = @"(5) 555-7293"
});
this.Add(new CustomersDataItem()
{
ID = @"CHOPS",
Company = @"Chop-suey Chinese",
ContactName = @"Yang Wang",
ContactTitle = @"Owner",
Address = @"Hauptstr. 29",
City = @"Bern",
Region = @"East",
PostalCode = 3012,
Country = @"Switzerland",
Phone = @"0452-076545",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"COMMI",
Company = @"Comércio Mineiro",
ContactName = @"Pedro Afonso",
ContactTitle = @"Sales Associate",
Address = @"Av. dos Lusíadas, 23",
City = @"Sao Paulo",
Region = @"SP",
PostalCode = 34000,
Country = @"Brazil",
Phone = @"(11) 555-7647",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"CONSH",
Company = @"Consolidated Holdings",
ContactName = @"Elizabeth Brown",
ContactTitle = @"Sales Representative",
Address = @"Berkeley Gardens 12 Brewery",
City = @"London",
Region = @"South",
PostalCode = 27000,
Country = @"UK",
Phone = @"(171) 555-2282",
Fax = @"(171) 555-9199"
});
this.Add(new CustomersDataItem()
{
ID = @"DRACD",
Company = @"Drachenblut Delikatessen",
ContactName = @"Sven Ottlieb",
ContactTitle = @"Order Administrator",
Address = @"Walserweg 21",
City = @"Aachen",
Region = @"South",
PostalCode = 52066,
Country = @"Germany",
Phone = @"0241-039123",
Fax = @"0241-059428"
});
this.Add(new CustomersDataItem()
{
ID = @"DUMON",
Company = @"Du monde entier",
ContactName = @"Janine Labrune",
ContactTitle = @"Owner",
Address = @"67, rue des Cinquante Otages",
City = @"Nantes",
Region = @"East",
PostalCode = 44000,
Country = @"France",
Phone = @"40.67.88.88",
Fax = @"40.67.89.89"
});
this.Add(new CustomersDataItem()
{
ID = @"EASTC",
Company = @"Eastern Connection",
ContactName = @"Ann Devon",
ContactTitle = @"Sales Agent",
Address = @"35 King George",
City = @"London",
Region = @"East",
PostalCode = 41000,
Country = @"UK",
Phone = @"(171) 555-0297",
Fax = @"(171) 555-3373"
});
this.Add(new CustomersDataItem()
{
ID = @"ERNSH",
Company = @"Ernst Handel",
ContactName = @"Roland Mendel",
ContactTitle = @"Sales Manager",
Address = @"Kirchgasse 6",
City = @"Graz",
Region = @"South",
PostalCode = 8010,
Country = @"Austria",
Phone = @"7675-3425",
Fax = @"7675-3426"
});
this.Add(new CustomersDataItem()
{
ID = @"FAMIA",
Company = @"Familia Arquibaldo",
ContactName = @"Aria Cruz",
ContactTitle = @"Marketing Assistant",
Address = @"Rua Orós, 92",
City = @"Sao Paulo",
Region = @"SP",
PostalCode = 27000,
Country = @"Brazil",
Phone = @"(11) 555-9857",
Fax = @"(5) 555-3745"
});
this.Add(new CustomersDataItem()
{
ID = @"FISSA",
Company = @"FISSA Fabrica Inter. Salchichas S.A.",
ContactName = @"Diego Roel",
ContactTitle = @"Accounting Manager",
Address = @"C/ Moralzarzal, 86",
City = @"Madrid",
Region = @"East",
PostalCode = 28034,
Country = @"Spain",
Phone = @"(91) 555 94 44",
Fax = @"(91) 555 55 93"
});
this.Add(new CustomersDataItem()
{
ID = @"FOLIG",
Company = @"Folies gourmandes",
ContactName = @"Martine Rancé",
ContactTitle = @"Assistant Sales Agent",
Address = @"184, chaussée de Tournai",
City = @"Lille",
Region = @"South",
PostalCode = 59000,
Country = @"France",
Phone = @"20.16.10.16",
Fax = @"20.16.10.17"
});
this.Add(new CustomersDataItem()
{
ID = @"FOLKO",
Company = @"Folk och fä HB",
ContactName = @"Maria Larsson",
ContactTitle = @"Owner",
Address = @"Åkergatan 24",
City = @"Bräcke",
Region = @"East",
PostalCode = 36000,
Country = @"Sweden",
Phone = @"0695-34 67 21",
Fax = @"0695 33-4455"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANK",
Company = @"Frankenversand",
ContactName = @"Peter Franken",
ContactTitle = @"Marketing Manager",
Address = @"Berliner Platz 43",
City = @"München",
Region = @"East",
PostalCode = 80805,
Country = @"Germany",
Phone = @"089-0877310",
Fax = @"089-0877451"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANR",
Company = @"France restauration",
ContactName = @"Carine Schmitt",
ContactTitle = @"Marketing Manager",
Address = @"54, rue Royale",
City = @"Nantes",
Region = @"South",
PostalCode = 44000,
Country = @"France",
Phone = @"40.32.21.21",
Fax = @"40.32.21.20"
});
this.Add(new CustomersDataItem()
{
ID = @"FRANS",
Company = @"Franchi S.p.A.",
ContactName = @"Paolo Accorti",
ContactTitle = @"Sales Representative",
Address = @"Via Monte Bianco 34",
City = @"Torino",
Region = @"East",
PostalCode = 10100,
Country = @"Italy",
Phone = @"011-4988260",
Fax = @"011-4988261"
});
}
}cs
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 modulesnamespaceInfragistics.Samples
{
publicclassProgram
{
publicstaticasync 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(IgbInputModule),
typeof(IgbGridModule)
);
await builder.Build().RunAsync();
}
}
}cs
@using IgniteUI.Blazor.Controls
@inject IJSRuntime JS<divclass="container vertical ig-typography"><divclass="container vertical fill"><IgbGridAutoGenerate="false"Data="CustomersData"Name="grid"
@ref="grid"Id="grid"PrimaryKey="ID"RowSelection="GridSelectionMode.Multiple"RowSelectionChangingScript="WebGridRowSelectionConditional"><IgbColumnField="ContactName"Header="Name"Width="20%"></IgbColumn><IgbColumnField="Country"Header="Country"Width="20%"></IgbColumn><IgbColumnField="City"Header="City"Width="20%"></IgbColumn><IgbColumnField="PostalCode"Width="20%"></IgbColumn><IgbColumnField="Company"Width="20%"></IgbColumn></IgbGrid></div></div>@code {protectedoverrideasync Task OnAfterRenderAsync(bool firstRender)
{
var grid = this.grid;
}
private IgbGrid grid;
private CustomersData _customersData = null;
public CustomersData CustomersData
{
get
{
if (_customersData == null)
{
_customersData = new CustomersData();
}
return _customersData;
}
}
}razor
igRegisterScript("WebGridRowSelectionConditional", (event) => {
const eventArgs = event.detail;
if (!eventArgs.added.length && eventArgs.removed.length) {
// ignore deselectreturn;
}
const originalAddedLength = eventArgs.added.length;
// only allow selection of items that contain 'A'
eventArgs.newSelection = eventArgs.newSelection.filter(x => x["ID"].indexOf("A") !== -1);
// cleanup selection if all conditionally selectable rows are already selectedif (eventArgs.newSelection.length
&& !eventArgs.newSelection.filter(x => eventArgs.oldSelection.indexOf(x) === -1).length
&& originalAddedLength > 1) {
// all selected from header, deselect instead
eventArgs.newSelection = [];
}
}, false);
js
/*
CSS styles are loaded from the shared CSS file located at:
https://static.infragistics.com/xplatform/css/samples/
*/css