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
- CallSite.cs
- ModelPropertyCollectionImpl.cs
- ImageMap.cs
- HttpResponseHeader.cs
- ApplicationServiceHelper.cs
- BackgroundWorker.cs
- GrammarBuilderPhrase.cs
- XmlSchemaInclude.cs
- DataGridViewRow.cs
- CorrelationManager.cs
- RenameRuleObjectDialog.Designer.cs
- NavigationCommands.cs
- ResourceAssociationSet.cs
- JoinQueryOperator.cs
- InstanceValue.cs
- FacetEnabledSchemaElement.cs
- ParentUndoUnit.cs
- RC2CryptoServiceProvider.cs
- XmlEncodedRawTextWriter.cs
- ObjectPersistData.cs
- XmlSerializerNamespaces.cs
- PermissionSetEnumerator.cs
- ListView.cs
- InputLangChangeRequestEvent.cs
- unitconverter.cs
- XPathNavigator.cs
- sitestring.cs
- TextModifier.cs
- TdsParserSafeHandles.cs
- COM2ICategorizePropertiesHandler.cs
- ImageList.cs
- AdvancedBindingPropertyDescriptor.cs
- BindingFormattingDialog.cs
- IIS7WorkerRequest.cs
- TableStyle.cs
- KerberosSecurityTokenAuthenticator.cs
- SpeechRecognizer.cs
- HttpCookieCollection.cs
- WebResourceAttribute.cs
- WebPartZoneBase.cs
- UdpContractFilterBehavior.cs
- ServerIdentity.cs
- ZipIOZip64EndOfCentralDirectoryLocatorBlock.cs
- MimeTypePropertyAttribute.cs
- DTCTransactionManager.cs
- DesignerCommandSet.cs
- Utils.cs
- ScriptResourceAttribute.cs
- VScrollBar.cs
- VolatileResourceManager.cs
- WebEventTraceProvider.cs
- LabelEditEvent.cs
- DrawingGroup.cs
- PixelShader.cs
- UpdateCommandGenerator.cs
- OptionUsage.cs
- AssemblyNameUtility.cs
- PKCS1MaskGenerationMethod.cs
- ToolStripPanelRenderEventArgs.cs
- RequestCacheValidator.cs
- PropertyEmitter.cs
- XmlBoundElement.cs
- BitStack.cs
- RecognizedPhrase.cs
- FunctionOverloadResolver.cs
- BuildManagerHost.cs
- ToolboxDataAttribute.cs
- XXXInfos.cs
- PropertyBuilder.cs
- ModelItemImpl.cs
- CollectionAdapters.cs
- SerializationEventsCache.cs
- EnvelopeVersion.cs
- Ref.cs
- Win32Exception.cs
- AuthenticationModulesSection.cs
- ProcessProtocolHandler.cs
- ExpressionBuilderContext.cs
- Section.cs
- ConfigurationSettings.cs
- CellCreator.cs
- Vector3DKeyFrameCollection.cs
- Options.cs
- Touch.cs
- TakeQueryOptionExpression.cs
- TextDecorationCollection.cs
- Transform.cs
- BooleanConverter.cs
- HtmlContainerControl.cs
- ScriptResourceInfo.cs
- RemotingSurrogateSelector.cs
- SqlDataReaderSmi.cs
- TemplateColumn.cs
- DomainLiteralReader.cs
- FileBasedResourceGroveler.cs
- FormCollection.cs
- DBSqlParserColumn.cs
- ZipIOCentralDirectoryDigitalSignature.cs
- MetabaseReader.cs
- Section.cs