Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Base / System / ComponentModel / SortDescription.cs / 1305600 / SortDescription.cs
//---------------------------------------------------------------------------- // //// Copyright (C) 2003 by Microsoft Corporation. All rights reserved. // // // // Description: Defines property and direction to sort. // // See spec at http://avalon/connecteddata/M5%20Specs/IDataCollection.mht // // History: // 06/02/2003 : [....] - Created // //--------------------------------------------------------------------------- using System; using System.ComponentModel; using System.Windows; // SR using MS.Internal.WindowsBase; 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() { int result = Direction.GetHashCode(); if (PropertyName != null) { result = unchecked(PropertyName.GetHashCode() + result); } return result; } #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
- MaskedTextBoxTextEditor.cs
- UrlMappingsSection.cs
- Compilation.cs
- Adorner.cs
- ListBase.cs
- CipherData.cs
- EntityTypeBase.cs
- MarginsConverter.cs
- DataGridViewComboBoxColumn.cs
- ReadOnlyDictionary.cs
- MarkupCompilePass1.cs
- X509SecurityToken.cs
- ConfigurationElement.cs
- SendSecurityHeaderElementContainer.cs
- TextBox.cs
- embossbitmapeffect.cs
- XmlEncoding.cs
- ResourceDefaultValueAttribute.cs
- MetadataArtifactLoaderXmlReaderWrapper.cs
- FormView.cs
- cryptoapiTransform.cs
- ScrollChangedEventArgs.cs
- ContextConfiguration.cs
- MemberDescriptor.cs
- QuadraticBezierSegment.cs
- ServerValidateEventArgs.cs
- AdornedElementPlaceholder.cs
- BmpBitmapEncoder.cs
- XmlEventCache.cs
- WebServiceParameterData.cs
- RegionInfo.cs
- OleCmdHelper.cs
- FreeFormPanel.cs
- PageOutputQuality.cs
- PlainXmlSerializer.cs
- VoiceSynthesis.cs
- RegistrySecurity.cs
- DesignerActionItemCollection.cs
- SQLStringStorage.cs
- TTSEngineProxy.cs
- NamedObject.cs
- GridViewSelectEventArgs.cs
- BindingParameterCollection.cs
- TypeTypeConverter.cs
- ControlIdConverter.cs
- FlowchartDesigner.xaml.cs
- XXXInfos.cs
- RuleSettings.cs
- CheckPair.cs
- FrameworkElementFactoryMarkupObject.cs
- IconHelper.cs
- KeyManager.cs
- WorkflowQueueInfo.cs
- NeutralResourcesLanguageAttribute.cs
- HttpHandlerActionCollection.cs
- WebPartActionVerb.cs
- ItemCheckEvent.cs
- EmptyElement.cs
- PopupRoot.cs
- HttpModuleCollection.cs
- MsmqIntegrationReceiveParameters.cs
- AttachedPropertyBrowsableForTypeAttribute.cs
- ModelChangedEventArgsImpl.cs
- templategroup.cs
- OutputScopeManager.cs
- PersonalizationState.cs
- RemoteX509Token.cs
- IDispatchConstantAttribute.cs
- HtmlEmptyTagControlBuilder.cs
- AccessibleObject.cs
- NameValueSectionHandler.cs
- Console.cs
- ConstructorBuilder.cs
- MarkupCompilePass2.cs
- DescendentsWalkerBase.cs
- CatalogZoneBase.cs
- TiffBitmapEncoder.cs
- Rfc2898DeriveBytes.cs
- ToolStripPanelSelectionGlyph.cs
- QuotedPrintableStream.cs
- BindUriHelper.cs
- ComplusTypeValidator.cs
- TextPointer.cs
- GeometryDrawing.cs
- RbTree.cs
- ListItemCollection.cs
- MenuItem.cs
- Condition.cs
- KeyboardInputProviderAcquireFocusEventArgs.cs
- EventMemberCodeDomSerializer.cs
- TextRangeEditTables.cs
- CmsUtils.cs
- ActivityExecutor.cs
- XPathArrayIterator.cs
- BinHexDecoder.cs
- HtmlButton.cs
- GenericTextProperties.cs
- DrawTreeNodeEventArgs.cs
- StylusCaptureWithinProperty.cs
- HideDisabledControlAdapter.cs