Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Core / CSharp / System / Windows / Media / Animation / ParallelTimeline.cs / 1 / ParallelTimeline.cs
//---------------------------------------------------------------------------- //// Copyright (C) Microsoft Corporation. All rights reserved. // //--------------------------------------------------------------------------- using MS.Internal; using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.ComponentModel; namespace System.Windows.Media.Animation { ////// This class represents a group of Timelines where the children /// become active according to the value of their Begin property rather /// than their specific order in the Children collection. Children /// are also able to overlap and run in parallel with each other. /// public partial class ParallelTimeline : TimelineGroup { #region Constructors ////// Creates a ParallelTimeline with default properties. /// public ParallelTimeline() : base() { } ////// Creates a ParallelTimeline with the specified BeginTime. /// /// /// The scheduled BeginTime for this ParallelTimeline. /// public ParallelTimeline(TimeSpan? beginTime) : base(beginTime) { } ////// Creates a ParallelTimeline with the specified begin time and duration. /// /// /// The scheduled BeginTime for this ParallelTimeline. /// /// /// The simple Duration of this ParallelTimeline. /// public ParallelTimeline(TimeSpan? beginTime, Duration duration) : base(beginTime, duration) { } ////// Creates a ParallelTimeline with the specified BeginTime, Duration and RepeatBehavior. /// /// /// The scheduled BeginTime for this ParallelTimeline. /// /// /// The simple Duration of this ParallelTimeline. /// /// /// The RepeatBehavior for this ParallelTimeline. /// public ParallelTimeline(TimeSpan? beginTime, Duration duration, RepeatBehavior repeatBehavior) : base(beginTime, duration, repeatBehavior) { } #endregion #region Methods ////// Return the duration from a specific clock /// /// /// The Clock whose natural duration is desired. /// ////// A Duration quantity representing the natural duration. /// protected override Duration GetNaturalDurationCore(Clock clock) { Duration simpleDuration = TimeSpan.Zero; ClockGroup clockGroup = clock as ClockGroup; if (clockGroup != null) { Listchildren = clockGroup.InternalChildren; // The container ends when all of its children have ended at least // one of their active periods. if (children != null) { bool hasChildWithUnresolvedDuration = false; for (int childIndex = 0; childIndex < children.Count; childIndex++) { Duration childEndOfActivePeriod = children[childIndex].EndOfActivePeriod; if (childEndOfActivePeriod == Duration.Forever) { // If we have even one child with a duration of forever // our resolved duration will also be forever. It doesn't // matter if other children have unresolved durations. return Duration.Forever; } else if (childEndOfActivePeriod == Duration.Automatic) { hasChildWithUnresolvedDuration = true; } else if (childEndOfActivePeriod > simpleDuration) { simpleDuration = childEndOfActivePeriod; } } // We've iterated through all our children. We know that at this // point none of them have a duration of Forever or we would have // returned already. If any of them still have unresolved // durations then our duration is also still unresolved and we // will return automatic. Otherwise, we'll fall out of the 'if' // block and return the simpleDuration as our final resolved // duration. if (hasChildWithUnresolvedDuration) { return Duration.Automatic; } } } return simpleDuration; } #endregion #region SlipBehavior Property /// /// SlipBehavior Property /// public static readonly DependencyProperty SlipBehaviorProperty = DependencyProperty.Register( "SlipBehavior", typeof(SlipBehavior), typeof(ParallelTimeline), new PropertyMetadata( SlipBehavior.Grow, new PropertyChangedCallback(ParallelTimeline_PropertyChangedFunction)), new ValidateValueCallback(ValidateSlipBehavior)); private static bool ValidateSlipBehavior(object value) { return TimeEnumHelper.IsValidSlipBehavior((SlipBehavior)value); } ////// Returns the SlipBehavior for this ClockGroup /// [DefaultValue(SlipBehavior.Grow)] public SlipBehavior SlipBehavior { get { return (SlipBehavior)GetValue(SlipBehaviorProperty); } set { SetValue(SlipBehaviorProperty, value); } } internal static void ParallelTimeline_PropertyChangedFunction(DependencyObject d, DependencyPropertyChangedEventArgs e) { ((ParallelTimeline)d).PropertyChanged(e.Property); } #endregion // SlipBehavior Property } } // 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 MS.Internal; using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.ComponentModel; namespace System.Windows.Media.Animation { ////// This class represents a group of Timelines where the children /// become active according to the value of their Begin property rather /// than their specific order in the Children collection. Children /// are also able to overlap and run in parallel with each other. /// public partial class ParallelTimeline : TimelineGroup { #region Constructors ////// Creates a ParallelTimeline with default properties. /// public ParallelTimeline() : base() { } ////// Creates a ParallelTimeline with the specified BeginTime. /// /// /// The scheduled BeginTime for this ParallelTimeline. /// public ParallelTimeline(TimeSpan? beginTime) : base(beginTime) { } ////// Creates a ParallelTimeline with the specified begin time and duration. /// /// /// The scheduled BeginTime for this ParallelTimeline. /// /// /// The simple Duration of this ParallelTimeline. /// public ParallelTimeline(TimeSpan? beginTime, Duration duration) : base(beginTime, duration) { } ////// Creates a ParallelTimeline with the specified BeginTime, Duration and RepeatBehavior. /// /// /// The scheduled BeginTime for this ParallelTimeline. /// /// /// The simple Duration of this ParallelTimeline. /// /// /// The RepeatBehavior for this ParallelTimeline. /// public ParallelTimeline(TimeSpan? beginTime, Duration duration, RepeatBehavior repeatBehavior) : base(beginTime, duration, repeatBehavior) { } #endregion #region Methods ////// Return the duration from a specific clock /// /// /// The Clock whose natural duration is desired. /// ////// A Duration quantity representing the natural duration. /// protected override Duration GetNaturalDurationCore(Clock clock) { Duration simpleDuration = TimeSpan.Zero; ClockGroup clockGroup = clock as ClockGroup; if (clockGroup != null) { Listchildren = clockGroup.InternalChildren; // The container ends when all of its children have ended at least // one of their active periods. if (children != null) { bool hasChildWithUnresolvedDuration = false; for (int childIndex = 0; childIndex < children.Count; childIndex++) { Duration childEndOfActivePeriod = children[childIndex].EndOfActivePeriod; if (childEndOfActivePeriod == Duration.Forever) { // If we have even one child with a duration of forever // our resolved duration will also be forever. It doesn't // matter if other children have unresolved durations. return Duration.Forever; } else if (childEndOfActivePeriod == Duration.Automatic) { hasChildWithUnresolvedDuration = true; } else if (childEndOfActivePeriod > simpleDuration) { simpleDuration = childEndOfActivePeriod; } } // We've iterated through all our children. We know that at this // point none of them have a duration of Forever or we would have // returned already. If any of them still have unresolved // durations then our duration is also still unresolved and we // will return automatic. Otherwise, we'll fall out of the 'if' // block and return the simpleDuration as our final resolved // duration. if (hasChildWithUnresolvedDuration) { return Duration.Automatic; } } } return simpleDuration; } #endregion #region SlipBehavior Property /// /// SlipBehavior Property /// public static readonly DependencyProperty SlipBehaviorProperty = DependencyProperty.Register( "SlipBehavior", typeof(SlipBehavior), typeof(ParallelTimeline), new PropertyMetadata( SlipBehavior.Grow, new PropertyChangedCallback(ParallelTimeline_PropertyChangedFunction)), new ValidateValueCallback(ValidateSlipBehavior)); private static bool ValidateSlipBehavior(object value) { return TimeEnumHelper.IsValidSlipBehavior((SlipBehavior)value); } ////// Returns the SlipBehavior for this ClockGroup /// [DefaultValue(SlipBehavior.Grow)] public SlipBehavior SlipBehavior { get { return (SlipBehavior)GetValue(SlipBehaviorProperty); } set { SetValue(SlipBehaviorProperty, value); } } internal static void ParallelTimeline_PropertyChangedFunction(DependencyObject d, DependencyPropertyChangedEventArgs e) { ((ParallelTimeline)d).PropertyChanged(e.Property); } #endregion // SlipBehavior Property } } // 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
- IteratorFilter.cs
- MatrixConverter.cs
- Attributes.cs
- ExclusiveHandle.cs
- HttpPostProtocolReflector.cs
- HybridDictionary.cs
- ReadOnlyPropertyMetadata.cs
- MasterPageParser.cs
- XhtmlMobileTextWriter.cs
- StatusBarItemAutomationPeer.cs
- TypedLocationWrapper.cs
- ConnectionManagementSection.cs
- Model3D.cs
- PartialToken.cs
- ArrayTypeMismatchException.cs
- CompilerErrorCollection.cs
- ProxySimple.cs
- WindowsFormsSectionHandler.cs
- HtmlHead.cs
- HwndTarget.cs
- ChangePasswordDesigner.cs
- XPathScanner.cs
- GridProviderWrapper.cs
- WebBaseEventKeyComparer.cs
- SeekStoryboard.cs
- Hash.cs
- PageBuildProvider.cs
- PriorityRange.cs
- DocumentPageView.cs
- SqlNotificationRequest.cs
- DataObjectEventArgs.cs
- EncodingNLS.cs
- IISUnsafeMethods.cs
- ReflectionPermission.cs
- ClientSettingsProvider.cs
- ApplicationManager.cs
- FixedSOMElement.cs
- XmlUtilWriter.cs
- XPathCompileException.cs
- Int32AnimationUsingKeyFrames.cs
- NotFiniteNumberException.cs
- EditorPartCollection.cs
- Site.cs
- DataServices.cs
- tooltip.cs
- ConnectionsZone.cs
- XhtmlConformanceSection.cs
- WeakReferenceEnumerator.cs
- ZipIOZip64EndOfCentralDirectoryLocatorBlock.cs
- BooleanFunctions.cs
- ProtocolsSection.cs
- ILGen.cs
- GraphicsPath.cs
- TraceHwndHost.cs
- ExternalCalls.cs
- PrintPageEvent.cs
- FigureParaClient.cs
- IndentTextWriter.cs
- XmlObjectSerializerReadContextComplex.cs
- ServicePointManagerElement.cs
- TextServicesDisplayAttributePropertyRanges.cs
- ObjectDataSourceFilteringEventArgs.cs
- FixedSOMContainer.cs
- PasswordPropertyTextAttribute.cs
- MsmqTransportElement.cs
- OperationResponse.cs
- UnmanagedBitmapWrapper.cs
- SQLSingle.cs
- CacheAxisQuery.cs
- LogRestartAreaEnumerator.cs
- SoapMessage.cs
- XmlSchemaInferenceException.cs
- ZipIOLocalFileBlock.cs
- milrender.cs
- SettingsProviderCollection.cs
- WebSysDefaultValueAttribute.cs
- Currency.cs
- EventMap.cs
- MatchingStyle.cs
- EventlogProvider.cs
- SiteMapNode.cs
- Padding.cs
- HorizontalAlignConverter.cs
- DaylightTime.cs
- ObjectStateEntryDbUpdatableDataRecord.cs
- GridViewDeletedEventArgs.cs
- DataSourceUtil.cs
- CqlLexer.cs
- PeerContact.cs
- ScopelessEnumAttribute.cs
- IncrementalCompileAnalyzer.cs
- StrongNamePublicKeyBlob.cs
- CipherData.cs
- DocumentAutomationPeer.cs
- Listbox.cs
- SHA1CryptoServiceProvider.cs
- ListItemsCollectionEditor.cs
- UpdateTranslator.cs
- SegmentTree.cs
- FixUp.cs