Class GridQueryableCollectionViewWrapper

Represents a class that maintains the common functionalities of QueryableCollectionViewWrapper in SfDataGrid.

Inheritance
System.Object
CollectionViewAdv
QueryableCollectionView
GridQueryableCollectionViewWrapper
Implements
Microsoft.UI.Xaml.Data.ICollectionView
Windows.Foundation.Collections.IObservableVector<System.Object>
System.Collections.Generic.IList<System.Object>
System.Collections.Generic.ICollection<System.Object>
System.Collections.Generic.IEnumerable<System.Object>
System.Collections.IEnumerable
System.ComponentModel.INotifyPropertyChanged
System.IDisposable
Inherited Members
Namespace: Syncfusion.UI.Xaml.DataGrid
Assembly: Syncfusion.Grid.WinUI.dll
Syntax
public class GridQueryableCollectionViewWrapper : QueryableCollectionView, ICollectionViewAdv, ICollectionView, IObservableVector<object>, IList<object>, ICollection<object>, IEnumerable<object>, IEnumerable, INotifyPropertyChanged, ISupportInitialize, IDisposable, IEditableCollectionView, IUnboundExpressionFunc, IGridViewNotifier, IFilterPredicateExpression, IParallelizableView

Constructors

GridQueryableCollectionViewWrapper(IEnumerable, SfDataGrid)

Initializes a new instance of GridQueryableCollectionViewWrapper class.

Declaration
public GridQueryableCollectionViewWrapper(IEnumerable source, SfDataGrid grid)
Parameters
Type Name Description
System.Collections.IEnumerable source
SfDataGrid grid

Methods

AttachGridView(Object)

Set dataGrid in view

Declaration
public override void AttachGridView(object grid)
Parameters
Type Name Description
System.Object grid

dataGrid
Overrides

CanExecuteParallel(DataOperation)

Invokes to check whether source is need to execute in Parallel Query.

Declaration
protected override bool CanExecuteParallel(DataOperation operation)
Parameters
Type Name Description
DataOperation operation

DataOperation
Returns
Type Description
System.Boolean

Returns true if source is execute in parallel query
Overrides

CanUpdateSummary(ISummaryRow, String)

Checks whether the property change affects the UpboundCoulmn summary in corresponding SummaryRow.

Declaration
protected override bool CanUpdateSummary(ISummaryRow row, string propertyName)
Parameters
Type Name Description
ISummaryRow row

row
System.String propertyName

propertyName
Returns
Type Description
System.Boolean

true if the property change affects UpboundCoulmn summary in corresponding SummaryRow; otherwise false.
Overrides

CreateItemPropertiesProvider()

Creates a item properties provider.

Declaration
protected override ItemPropertiesProvider CreateItemPropertiesProvider()
Returns
Type Description
ItemPropertiesProvider

A item properties provider.
Overrides

CreateRecords()

Creates a collection of record.

Declaration
protected override RecordsList CreateRecords()
Returns
Type Description
RecordsList

A collection of record.
Overrides

CreateTopLevelGroup()

Creates a top level group.

Declaration
protected override TopLevelGroup CreateTopLevelGroup()
Returns
Type Description
TopLevelGroup

A Top level group.
Overrides

DetachGridView()

Releases all the datagrid in view.

Declaration
public override void DetachGridView()
Overrides

Dispose(Boolean)

Disposes all the resources used by the GridQueryableCollectionViewWrapper class.

Declaration
protected override void Dispose(bool isDisposing)
Parameters
Type Name Description
System.Boolean isDisposing

Indicates whether the call is from Dispose method or from a finalizer.
Overrides

GetDataGrid()

Gets the datagrid.

Declaration
public override object GetDataGrid()
Returns
Type Description
System.Object

The datagrid.
Overrides

GetDisplayValueFunc(String, DataOperation)

Gets the display value func.

Declaration
public override Func<string, object, object> GetDisplayValueFunc(string propertyName, DataOperation operation)
Parameters
Type Name Description
System.String propertyName
DataOperation operation
Returns
Type Description
System.Func<System.String, System.Object, System.Object>

The display value func.
Overrides

GetExpressionFunc(String, DataOperation, DataReflectionMode)

Return ExpressionFunc for corresponding Dataoperation and Property Name.

Declaration
public override Expression<Func<string, object, object>> GetExpressionFunc(string propertyName, DataOperation operation, DataReflectionMode reflectionMode)
Parameters
Type Name Description
System.String propertyName

propertyName
DataOperation operation

Data operation
DataReflectionMode reflectionMode

Reflection Mode
Returns
Type Description
System.Linq.Expressions.Expression<System.Func<System.String, System.Object, System.Object>>

ExpressionFunc
Overrides

GetFunc(String, DataOperation, DataReflectionMode)

Returns func for corresponding Dataoperation and Property Name.

Declaration
public override Func<string, object, object> GetFunc(string propertyName, DataOperation operation, DataReflectionMode reflectionMode)
Parameters
Type Name Description
System.String propertyName

Property Name
DataOperation operation

Data operation
DataReflectionMode reflectionMode

Data Reflection mode
Returns
Type Description
System.Func<System.String, System.Object, System.Object>

Func
Overrides

GetSelectedRecords()

Gets the selected records from SfDataGrid to calculate the selected records summaries.

Declaration
public override ObservableCollection<object> GetSelectedRecords()
Returns
Type Description
System.Collections.ObjectModel.ObservableCollection<System.Object>

Returns the selected items collection
Overrides

RefreshFilter(Boolean)

Clear Selection if the selected item is not in View

Declaration
public override void RefreshFilter(bool isProgrammatic)
Parameters
Type Name Description
System.Boolean isProgrammatic

if View need to clear the selection in SfDataGrid, using View.RowFilter expression; set true. The default value is false.
Overrides

RemoveRecord(Object)

Removes the specified record from the collection.

Declaration
protected override void RemoveRecord(object record)
Parameters
Type Name Description
System.Object record

The specified record.
Overrides

Implements

Microsoft.UI.Xaml.Data.ICollectionView
Windows.Foundation.Collections.IObservableVector<>
System.Collections.Generic.IList<>
System.Collections.Generic.ICollection<>
System.Collections.Generic.IEnumerable<>
System.Collections.IEnumerable
System.ComponentModel.INotifyPropertyChanged
System.IDisposable

Extension Methods