Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Framework / System / Windows / Controls / Primitives / MultiSelector.cs / 1 / 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
- ResourcePool.cs
- CollectionConverter.cs
- NamespaceImport.cs
- InternalRelationshipCollection.cs
- ObjectItemCollection.cs
- ProcessHostServerConfig.cs
- ZipIOModeEnforcingStream.cs
- BinaryObjectReader.cs
- SerTrace.cs
- EventLogPermissionAttribute.cs
- GregorianCalendarHelper.cs
- HyperLinkField.cs
- OleDbError.cs
- AsymmetricAlgorithm.cs
- COM2ComponentEditor.cs
- Int32CollectionConverter.cs
- TypeDescriptor.cs
- DesignSurfaceCollection.cs
- CircleHotSpot.cs
- RegexCaptureCollection.cs
- ManipulationDeltaEventArgs.cs
- ModuleBuilderData.cs
- Command.cs
- DataRowCollection.cs
- AutomationPatternInfo.cs
- PagesChangedEventArgs.cs
- MarshalByRefObject.cs
- Help.cs
- TextSimpleMarkerProperties.cs
- Column.cs
- WorkflowViewService.cs
- AccessDataSourceWizardForm.cs
- SmiRequestExecutor.cs
- DropSource.cs
- EntityProxyFactory.cs
- DataViewListener.cs
- DbBuffer.cs
- XmlUrlResolver.cs
- ConnectionPoolManager.cs
- TemplateAction.cs
- GridViewSelectEventArgs.cs
- FixedPosition.cs
- CultureInfoConverter.cs
- AssertFilter.cs
- HostingEnvironmentSection.cs
- AssertFilter.cs
- SchemaImporterExtension.cs
- SpecularMaterial.cs
- SmtpClient.cs
- WSDualHttpBinding.cs
- TypeInfo.cs
- CodeNamespaceImport.cs
- OletxResourceManager.cs
- SByte.cs
- AuthenticateEventArgs.cs
- TabletDeviceInfo.cs
- DragCompletedEventArgs.cs
- CodeIdentifiers.cs
- HostProtectionPermission.cs
- View.cs
- NavigatorInput.cs
- OracleCommandSet.cs
- UndoManager.cs
- ImageSource.cs
- Helpers.cs
- StringAnimationUsingKeyFrames.cs
- XmlHelper.cs
- SqlTrackingQuery.cs
- FloaterParaClient.cs
- XmlSchemaSimpleContentRestriction.cs
- CultureTableRecord.cs
- Win32.cs
- SectionVisual.cs
- LongValidatorAttribute.cs
- XPathDocumentNavigator.cs
- XmlSignificantWhitespace.cs
- DefinitionBase.cs
- RectConverter.cs
- CaseExpr.cs
- SafeProcessHandle.cs
- RelativeSource.cs
- TextRenderer.cs
- _ChunkParse.cs
- documentation.cs
- SvcMapFile.cs
- NavigationExpr.cs
- RenderingEventArgs.cs
- FixedSOMElement.cs
- XmlSchemaParticle.cs
- XmlSchemaException.cs
- DictionarySectionHandler.cs
- NestedContainer.cs
- AsyncCompletedEventArgs.cs
- SpotLight.cs
- RegistryDataKey.cs
- LogEntrySerialization.cs
- LookupNode.cs
- WebEvents.cs
- DtdParser.cs
- SerializationBinder.cs