Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Base / System / ComponentModel / SortDescription.cs / 2 / SortDescription.cs
//---------------------------------------------------------------------------- // //// Copyright (C) 2003 by Microsoft Corporation. All rights reserved. // // // // Description: Defines property and direction to sort. // // See spec at [....]/connecteddata/M5%20Specs/IDataCollection.mht // // History: // 06/02/2003 : [....] - Created // //--------------------------------------------------------------------------- using System; using System.ComponentModel; using System.Windows; // SR namespace System.ComponentModel { ////// Defines a property and direction to sort a list by. /// public struct SortDescription { //----------------------------------------------------- // // Public Constructors // //----------------------------------------------------- #region Public Constructors ////// Create a sort description. /// /// Property to sort by /// Specifies the direction of sort operation ///direction is not a valid value for ListSortDirection public SortDescription(string propertyName, ListSortDirection direction) { if (direction != ListSortDirection.Ascending && direction != ListSortDirection.Descending) throw new InvalidEnumArgumentException("direction", (int)direction, typeof(ListSortDirection)); _propertyName = propertyName; _direction = direction; _sealed = false; } #endregion Public Constructors //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- #region Public Properties ////// Property name to sort by. /// public string PropertyName { get { return _propertyName; } set { if (_sealed) throw new InvalidOperationException(SR.Get(SRID.CannotChangeAfterSealed, "SortDescription")); _propertyName = value; } } ////// Sort direction. /// public ListSortDirection Direction { get { return _direction; } set { if (_sealed) throw new InvalidOperationException(SR.Get(SRID.CannotChangeAfterSealed, "SortDescription")); if (value < ListSortDirection.Ascending || value > ListSortDirection.Descending) throw new InvalidEnumArgumentException("value", (int) value, typeof(ListSortDirection)); _direction = value; } } ////// Returns true if the SortDescription is in use (sealed). /// public bool IsSealed { get { return _sealed; } } #endregion Public Properties //------------------------------------------------------ // // Public methods // //------------------------------------------------------ #region Public Methods ///Override of Object.Equals public override bool Equals(object obj) { return (obj is SortDescription) ? (this == (SortDescription)obj) : false; } ///Equality operator for SortDescription. public static bool operator==(SortDescription sd1, SortDescription sd2) { return sd1.PropertyName == sd2.PropertyName && sd1.Direction == sd2.Direction; } ///Inequality operator for SortDescription. public static bool operator!=(SortDescription sd1, SortDescription sd2) { return !(sd1 == sd2); } ///Override of Object.GetHashCode public override int GetHashCode() { return unchecked(PropertyName.GetHashCode() + Direction.GetHashCode()); } #endregion Public Methods //----------------------------------------------------- // // Internal methods // //------------------------------------------------------ #region Internal Methods internal void Seal() { _sealed = true; } #endregion Internal Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private string _propertyName; private ListSortDirection _direction; bool _sealed; #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- EpmSourcePathSegment.cs
- XmlIterators.cs
- CqlBlock.cs
- ConfigurationStrings.cs
- DoubleAnimationClockResource.cs
- NavigationExpr.cs
- TextTreeInsertElementUndoUnit.cs
- WinInetCache.cs
- TimeSpanStorage.cs
- RangeBaseAutomationPeer.cs
- SystemResources.cs
- SoapEnvelopeProcessingElement.cs
- BinaryMethodMessage.cs
- KeyGestureConverter.cs
- FamilyCollection.cs
- DataGridHeaderBorder.cs
- FormViewRow.cs
- CurrentChangingEventArgs.cs
- TypeLoadException.cs
- SqlParameterCollection.cs
- MatrixUtil.cs
- TypeToTreeConverter.cs
- FaultCode.cs
- PropertyGeneratedEventArgs.cs
- SecondaryIndexList.cs
- JavaScriptObjectDeserializer.cs
- SingleObjectCollection.cs
- TemplateApplicationHelper.cs
- _HTTPDateParse.cs
- PropertyEntry.cs
- TextServicesDisplayAttribute.cs
- Queue.cs
- GlyphCache.cs
- ImmutableObjectAttribute.cs
- InputLanguageProfileNotifySink.cs
- SmiGettersStream.cs
- ReadOnlyPropertyMetadata.cs
- OperandQuery.cs
- FileRecordSequence.cs
- HintTextConverter.cs
- WebPartHeaderCloseVerb.cs
- XmlSerializableServices.cs
- FrameworkElementFactoryMarkupObject.cs
- DrawTreeNodeEventArgs.cs
- UrlMappingCollection.cs
- SchemaNamespaceManager.cs
- MissingMemberException.cs
- NavigationProgressEventArgs.cs
- SqlBulkCopyColumnMappingCollection.cs
- CompilerState.cs
- SettingsPropertyValueCollection.cs
- ToolBarButton.cs
- ConfigurationProperty.cs
- ServiceBusyException.cs
- JsonMessageEncoderFactory.cs
- RequestDescription.cs
- SystemIPAddressInformation.cs
- OleDbReferenceCollection.cs
- ListViewGroupConverter.cs
- Memoizer.cs
- ClientEventManager.cs
- CodeNamespaceCollection.cs
- DataGridDesigner.cs
- LookupNode.cs
- AggregateException.cs
- SmiMetaDataProperty.cs
- UnauthorizedWebPart.cs
- NavigatorOutput.cs
- PageAsyncTask.cs
- SchemaLookupTable.cs
- PathGeometry.cs
- QilExpression.cs
- Enlistment.cs
- WindowsFormsSectionHandler.cs
- TemplatePropertyEntry.cs
- EnumerableRowCollection.cs
- TextEndOfSegment.cs
- XmlJsonWriter.cs
- TypeDescriptor.cs
- ObjectItemNoOpAssemblyLoader.cs
- login.cs
- PingOptions.cs
- ResourceExpressionEditor.cs
- wmiutil.cs
- PerformanceCountersBase.cs
- MissingMethodException.cs
- TextEditorDragDrop.cs
- CheckBox.cs
- TrackingExtract.cs
- DispatcherTimer.cs
- HostVisual.cs
- Utils.cs
- ExportOptions.cs
- IndentTextWriter.cs
- SimpleExpression.cs
- AbstractDataSvcMapFileLoader.cs
- WebPartMenuStyle.cs
- DataGridViewColumnConverter.cs
- DetailsViewUpdatedEventArgs.cs
- UTF7Encoding.cs