Class QueryableCollectionViewWrapper

Represents the class that used to create the view for SfDataGrid with the query able collection.

Inheritance
System.Object
CollectionViewAdv
QueryableCollectionView
QueryableCollectionViewWrapper
Implements
System.Collections.IEnumerable
System.ComponentModel.INotifyPropertyChanged
System.IDisposable
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Syncfusion.WinForms.DataGrid.Data
Assembly: Syncfusion.SfDataGrid.WinForms.dll
Syntax
public class QueryableCollectionViewWrapper : QueryableCollectionView, ICollectionViewAdv, IEnumerable, INotifyPropertyChanged, ISupportInitialize, IDisposable, IPropertyChangedEventHandler, IEditableCollectionView, IUnboundExpressionFunc, IGridViewNotifier, IFilterExt, IParallelizableView

Constructors

QueryableCollectionViewWrapper(IEnumerable, SfDataGrid)

Initializes a new instance of the QueryableCollectionViewWrapper class. class.

Declaration
public QueryableCollectionViewWrapper(IEnumerable source, SfDataGrid dataGrid)
Parameters
Type Name Description
System.Collections.IEnumerable source

The System.Collections.IEnumerable object that need to be set as source for the data grid.
SfDataGrid dataGrid

The SfDataGrid that need to be set with the

Methods

AttachGridView(Object)

Attached the grid to the property access provider.

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

The grid.
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

A ISummaryRow value.
System.String propertyName

A string vlue contains the property name.
Returns
Type Description
System.Boolean

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

CreateItemPropertiesProvider()

Overridden to create the DataGridItemsPropertiesProvider for the grid.

Declaration
protected override ItemPropertiesProvider CreateItemPropertiesProvider()
Returns
Type Description
ItemPropertiesProvider

Returns the collection of property descriptor.
Overrides

CreateRecords()

Overridden to creates the records based on the item source of the data grid.

Declaration
protected override RecordsList CreateRecords()
Returns
Type Description
RecordsList

Returns the collection.
Overrides

CreateTopLevelGroup()

Creates a top-level group for the datagrid.

Declaration
protected override TopLevelGroup CreateTopLevelGroup()
Returns
Type Description
TopLevelGroup

Returns the top-level group.
Overrides

DetachGridView()

Clears the grid while Disposing the QueryableCollectionViewWrapper.

Declaration
public override void DetachGridView()
Overrides

Dispose(Boolean)

Disposes all the resources used by the QueryableCollectionViewWrapper class.

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

Indicates the call is from Dispose method.
Overrides

GetDataGrid()

Gets the grid that is attached to the collection wrapper.

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

The System.Object.
Overrides

GetExpressionFunc(String, DataOperation, DataReflectionMode)

Gets the Expression Function for corresponding Data operation and Property Name.

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

The name of the property.
DataOperation operation

The DataOperation that need to be performed.
DataReflectionMode reflectionMode

Specifies the DataReflectionMode.
Returns
Type Description
System.Linq.Expressions.Expression<System.Func<System.String, System.Object, System.Object>>

Returns the expression.
Overrides

GetFunc(String, DataOperation, DataReflectionMode)

Returns func for corresponding Data operation and Property Name.

Declaration
public override Func<string, object, object> GetFunc(string propertyName, DataOperation operation = DataOperation.Default, DataReflectionMode reflectionMode = DataReflectionMode.Value)
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>

Returns the Func for the given data operation.
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

RemoveRecord(Object)

Overridden to remove the given object from the record list.

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

Record to remove.
Overrides

Implements

System.Collections.IEnumerable
System.ComponentModel.INotifyPropertyChanged
System.IDisposable

Extension Methods