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DxGrid.PageIndex Property
Specifies the active page index.
Namespace : DevExpress.Blazor
Assembly :
DevExpress.Blazor.v24.2.dll
NuGet Package :
DevExpress.Blazor
# Declaration
C#
[DefaultValue(0) ]
[Parameter ]
public int PageIndex { get ; set ; }
# Property Value
Type
Default
Description
Int32
0
A zero-based value that specifies the active page index.
Use the PageIndex
property to switch between Grid pages in code. You can handle the PageIndexChanged event to respond to page index changes.
@using Microsoft.EntityFrameworkCore
@inject IDbContextFactory<NorthwindContext> NorthwindContextFactory
@ implements IDisposable
<DxGrid Data ="@ Data" PageSize ="5"
@bind-PageIndex ="@ GridPageIndex" >
<Columns >
<DxGridDataColumn FieldName ="ShipName" />
<DxGridDataColumn FieldName ="ShipCity" />
<DxGridDataColumn FieldName ="ShipCountry" />
<DxGridDataColumn FieldName ="Freight" />
<DxGridDataColumn FieldName ="OrderDate" />
<DxGridDataColumn FieldName ="ShippedDate" />
</Columns >
</DxGrid >
@ code {
object Data { get ; set ; }
NorthwindContext Northwind { get ; set ; }
int GridPageIndex { get ; set ; } = 1 ;
protected override void OnInitialized ( ) {
Northwind = NorthwindContextFactory.CreateDbContext();
Data = Northwind.Orders.ToList();
}
public void Dispose ( ) {
Northwind?.Dispose();
}
}
using System ;
using System.Collections.Generic ;
#nullable disable
namespace Grid.Northwind {
public partial class Order {
public Order ( ) {
OrderDetails = new HashSet<OrderDetail>();
}
public int OrderId { get ; set ; }
public string CustomerId { get ; set ; }
public int ? EmployeeId { get ; set ; }
public DateTime? OrderDate { get ; set ; }
public DateTime? RequiredDate { get ; set ; }
public DateTime? ShippedDate { get ; set ; }
public int ? ShipVia { get ; set ; }
public decimal ? Freight { get ; set ; }
public string ShipName { get ; set ; }
public string ShipAddress { get ; set ; }
public string ShipCity { get ; set ; }
public string ShipRegion { get ; set ; }
public string ShipPostalCode { get ; set ; }
public string ShipCountry { get ; set ; }
public virtual Customer Customer { get ; set ; }
public virtual Shipper ShipViaNavigation { get ; set ; }
public virtual ICollection<OrderDetail> OrderDetails { get ; set ; }
}
}
using Microsoft.EntityFrameworkCore ;
#nullable disable
namespace Grid.Northwind {
public partial class NorthwindContext : DbContext {
public NorthwindContext (DbContextOptions<NorthwindContext> options )
: base (options ) {
}
public virtual DbSet<Order> Orders { get ; set ; }
protected override void OnConfiguring (DbContextOptionsBuilder optionsBuilder ) {
if (!optionsBuilder.IsConfigured) {
optionsBuilder.UseSqlServer("Server=.\\sqlexpress;Database=Northwind;Integrated Security=true" );
}
}
protected override void OnModelCreating (ModelBuilder modelBuilder ) {
modelBuilder.HasAnnotation("Relational:Collation" , "SQL_Latin1_General_CP1_CI_AS" );
modelBuilder.Entity<Order>(entity => {
entity.HasIndex(e => e.CustomerId, "CustomerID" );
entity.HasIndex(e => e.CustomerId, "CustomersOrders" );
entity.HasIndex(e => e.EmployeeId, "EmployeeID" );
entity.HasIndex(e => e.EmployeeId, "EmployeesOrders" );
entity.HasIndex(e => e.OrderDate, "OrderDate" );
entity.HasIndex(e => e.ShipPostalCode, "ShipPostalCode" );
entity.HasIndex(e => e.ShippedDate, "ShippedDate" );
entity.HasIndex(e => e.ShipVia, "ShippersOrders" );
entity.Property(e => e.OrderId).HasColumnName("OrderID" );
entity.Property(e => e.CustomerId)
.HasMaxLength(5 )
.HasColumnName("CustomerID" )
.IsFixedLength(true );
entity.Property(e => e.EmployeeId).HasColumnName("EmployeeID" );
entity.Property(e => e.Freight)
.HasColumnType("money" )
.HasDefaultValueSql("((0))" );
entity.Property(e => e.OrderDate).HasColumnType("datetime" );
entity.Property(e => e.RequiredDate).HasColumnType("datetime" );
entity.Property(e => e.ShipAddress).HasMaxLength(60 );
entity.Property(e => e.ShipCity).HasMaxLength(15 );
entity.Property(e => e.ShipCountry).HasMaxLength(15 );
entity.Property(e => e.ShipName).HasMaxLength(40 );
entity.Property(e => e.ShipPostalCode).HasMaxLength(10 );
entity.Property(e => e.ShipRegion).HasMaxLength(15 );
entity.Property(e => e.ShippedDate).HasColumnType("datetime" );
entity.HasOne(d => d.Customer)
.WithMany(p => p.Orders)
.HasForeignKey(d => d.CustomerId)
.HasConstraintName("FK_Orders_Customers" );
entity.HasOne(d => d.ShipViaNavigation)
.WithMany(p => p.Orders)
.HasForeignKey(d => d.ShipVia)
.HasConstraintName("FK_Orders_Shippers" );
});
OnModelCreatingPartial(modelBuilder);
}
partial void OnModelCreatingPartial (ModelBuilder modelBuilder ) ;
}
}
using Microsoft.EntityFrameworkCore ;
builder.Services.AddDbContextFactory<NorthwindContext>((sp, options) => {
var env = sp.GetRequiredService<IWebHostEnvironment>();
var dbPath = Path.Combine(env.ContentRootPath, "Northwind-5e44b51f.mdf" );
options.UseSqlServer("Server=(localdb)\\MSSQLLocalDB;Integrated Security=true;AttachDbFileName=" + dbPath);
});
Run Demo: Data Grid - Paging
For more information about paging in the Grid component, refer to the following topic: Paging in Blazor Grid .
See Also