Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Controls / Primitives / MultiSelector.cs / 1305600 / MultiSelector.cs
//---------------------------------------------------------------------------- // // Copyright (C) Microsoft Corporation. All rights reserved. // //--------------------------------------------------------------------------- using System; using System.ComponentModel; using System.Collections; using System.Collections.ObjectModel; namespace System.Windows.Controls.Primitives { ////// Extends the Selector class by adding a multi selection support. /// public abstract class MultiSelector : Selector { ////// Returns whether or not multiple items can be selected /// protected bool CanSelectMultipleItems { get { return base.CanSelectMultiple; } set { base.CanSelectMultiple = value; } } ////// Returns the collection of currently Selected Items. /// Note, this is not the set of items that are pending selection. /// Exceptions: /// While IsUpdatingSelectedItems, using the indexer, Insert, and RemoveAt will throw InvalidOperationExceptions. /// If CanSelectMultiple is false then Adding one item to SelectedItems is valid but adding items after that is invalid and will result in an InvalidOperationException. /// [Bindable(true), Category("Appearance"), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)] public IList SelectedItems { get { return SelectedItemsImpl; } } #region BulkSelection ////// Starts a new selection transaction, setting IsUpdatingSelectedItems to true. /// Exceptions: InvalidOperationException if IsUpdatingSelectedItems is true. /// protected void BeginUpdateSelectedItems() { ((SelectedItemCollection)SelectedItems).BeginUpdateSelectedItems(); } ////// Commits a selection transaction, populating or removing items from the SelectedItems collection and resets IsUpdatingSelectedItems to false. /// Exceptions: InvalidOperationException if IsUpdatingSelectedItems is false /// protected void EndUpdateSelectedItems() { ((SelectedItemCollection)SelectedItems).EndUpdateSelectedItems(); } ////// Returns true if SelectedItems is being updated using the deferred update behavior. /// Otherwise, it is false and updating SelectedItems is immediate. /// Calling BeginUpdateSelectedItems will set this value to become true. /// Calling EndUpdateSelectedItems will cause the deferred selections to be submitted and this value to become false. /// protected bool IsUpdatingSelectedItems { get { return ((SelectedItemCollection)SelectedItems).IsUpdatingSelectedItems; } } ////// Select all the items /// Exceptions: InvalidOperationExcpetion if CanSelectMultipleItems is false /// public void SelectAll() { if (CanSelectMultipleItems) { SelectAllImpl(); } else { throw new NotSupportedException(SR.Get(SRID.MultiSelectorSelectAll)); } } ////// Clears all of the selected items. /// public void UnselectAll() { UnselectAllImpl(); } #endregion BulkSelection } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //---------------------------------------------------------------------------- // // Copyright (C) Microsoft Corporation. All rights reserved. // //--------------------------------------------------------------------------- using System; using System.ComponentModel; using System.Collections; using System.Collections.ObjectModel; namespace System.Windows.Controls.Primitives { ////// Extends the Selector class by adding a multi selection support. /// public abstract class MultiSelector : Selector { ////// Returns whether or not multiple items can be selected /// protected bool CanSelectMultipleItems { get { return base.CanSelectMultiple; } set { base.CanSelectMultiple = value; } } ////// Returns the collection of currently Selected Items. /// Note, this is not the set of items that are pending selection. /// Exceptions: /// While IsUpdatingSelectedItems, using the indexer, Insert, and RemoveAt will throw InvalidOperationExceptions. /// If CanSelectMultiple is false then Adding one item to SelectedItems is valid but adding items after that is invalid and will result in an InvalidOperationException. /// [Bindable(true), Category("Appearance"), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)] public IList SelectedItems { get { return SelectedItemsImpl; } } #region BulkSelection ////// Starts a new selection transaction, setting IsUpdatingSelectedItems to true. /// Exceptions: InvalidOperationException if IsUpdatingSelectedItems is true. /// protected void BeginUpdateSelectedItems() { ((SelectedItemCollection)SelectedItems).BeginUpdateSelectedItems(); } ////// Commits a selection transaction, populating or removing items from the SelectedItems collection and resets IsUpdatingSelectedItems to false. /// Exceptions: InvalidOperationException if IsUpdatingSelectedItems is false /// protected void EndUpdateSelectedItems() { ((SelectedItemCollection)SelectedItems).EndUpdateSelectedItems(); } ////// Returns true if SelectedItems is being updated using the deferred update behavior. /// Otherwise, it is false and updating SelectedItems is immediate. /// Calling BeginUpdateSelectedItems will set this value to become true. /// Calling EndUpdateSelectedItems will cause the deferred selections to be submitted and this value to become false. /// protected bool IsUpdatingSelectedItems { get { return ((SelectedItemCollection)SelectedItems).IsUpdatingSelectedItems; } } ////// Select all the items /// Exceptions: InvalidOperationExcpetion if CanSelectMultipleItems is false /// public void SelectAll() { if (CanSelectMultipleItems) { SelectAllImpl(); } else { throw new NotSupportedException(SR.Get(SRID.MultiSelectorSelectAll)); } } ////// Clears all of the selected items. /// public void UnselectAll() { UnselectAllImpl(); } #endregion BulkSelection } } // 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
- TextReader.cs
- TableDetailsCollection.cs
- IncrementalCompileAnalyzer.cs
- HandlerBase.cs
- HtmlHistory.cs
- DSACryptoServiceProvider.cs
- ColorTransform.cs
- InProcStateClientManager.cs
- WebSysDefaultValueAttribute.cs
- OdbcCommand.cs
- SqlGenericUtil.cs
- EnterpriseServicesHelper.cs
- XmlNamespaceManager.cs
- BinaryUtilClasses.cs
- EncryptedPackageFilter.cs
- UserPreferenceChangingEventArgs.cs
- SamlAuthorizationDecisionStatement.cs
- CroppedBitmap.cs
- x509utils.cs
- formatstringdialog.cs
- PolyLineSegment.cs
- FormViewPagerRow.cs
- LeaseManager.cs
- FieldNameLookup.cs
- SamlAttribute.cs
- TemplateControlBuildProvider.cs
- ConnectionManagementElement.cs
- OperatorExpressions.cs
- ResourceCategoryAttribute.cs
- SizeConverter.cs
- WebPartManagerInternals.cs
- HwndStylusInputProvider.cs
- XmlSchemaCompilationSettings.cs
- SqlWriter.cs
- BaseWebProxyFinder.cs
- FormViewInsertEventArgs.cs
- MemberAccessException.cs
- AlphaSortedEnumConverter.cs
- InfoCardKeyedHashAlgorithm.cs
- NotificationContext.cs
- DataGridViewRowCancelEventArgs.cs
- MetabaseReader.cs
- InvalidDataContractException.cs
- FormParameter.cs
- ActivityCodeDomReferenceService.cs
- PropertyHelper.cs
- CodeExporter.cs
- Bezier.cs
- UserControl.cs
- XhtmlBasicObjectListAdapter.cs
- TextBox.cs
- DataGridViewSortCompareEventArgs.cs
- AudioException.cs
- QuaternionAnimationBase.cs
- FileDialogCustomPlacesCollection.cs
- DataTemplateSelector.cs
- COM2TypeInfoProcessor.cs
- ZipIOModeEnforcingStream.cs
- SymbolDocumentGenerator.cs
- JsonSerializer.cs
- LocalizabilityAttribute.cs
- UrlPath.cs
- BinaryConverter.cs
- BaseValidatorDesigner.cs
- SiteMapProvider.cs
- DbProviderManifest.cs
- SkipQueryOptionExpression.cs
- SymbolType.cs
- CompilerError.cs
- SystemWebCachingSectionGroup.cs
- FrameworkContextData.cs
- ValueOfAction.cs
- DummyDataSource.cs
- AspNetHostingPermission.cs
- RegexCompilationInfo.cs
- ReadOnlyTernaryTree.cs
- Trace.cs
- PagePropertiesChangingEventArgs.cs
- IdentityModelDictionary.cs
- basevalidator.cs
- TableLayoutStyleCollection.cs
- RouteParametersHelper.cs
- TableItemPattern.cs
- XmlEncodedRawTextWriter.cs
- Binding.cs
- SRGSCompiler.cs
- StorageMappingFragment.cs
- CompositeDataBoundControl.cs
- srgsitem.cs
- QueryInterceptorAttribute.cs
- OSEnvironmentHelper.cs
- SizeConverter.cs
- WindowsStatic.cs
- PackWebRequest.cs
- RecordsAffectedEventArgs.cs
- WebPartZoneCollection.cs
- XamlTemplateSerializer.cs
- SrgsOneOf.cs
- TextFormatter.cs
- ScaleTransform.cs