Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Framework / System / Windows / Controls / ItemsPanelTemplate.cs / 1 / ItemsPanelTemplate.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: ItemsPanelTemplate describes how ItemsPresenter creates the panel // that manages layout of containers for an ItemsControl. // // Specs: // //--------------------------------------------------------------------------- using System.ComponentModel; using System.Windows.Controls; using System.Windows.Markup; using System.Diagnostics; namespace System.Windows.Controls { ////// ItemsPanelTemplate describes how ItemsPresenter creates the panel /// that manages layout of containers for an ItemsControl. /// public class ItemsPanelTemplate : FrameworkTemplate { #region Constructors //------------------------------------------------------------------- // // Constructors // //------------------------------------------------------------------- ////// ItemsPanelTemplate Constructor /// public ItemsPanelTemplate() { } ////// ItemsPanelTemplate Constructor /// public ItemsPanelTemplate(FrameworkElementFactory root) { VisualTree = root; } #endregion Constructors #region Public Properties //-------------------------------------------------------------------- // // Public Properties // //------------------------------------------------------------------- #endregion PublicProperties #region Internal Properties //-------------------------------------------------------------------- // // Internal Properties // //-------------------------------------------------------------------- // // TargetType for ItemsPanelTemplate. This is override is // so FrameworkTemplate can see this property. // internal override Type TargetTypeInternal { get { return DefaultTargetType; } } // Subclasses must provide a way for the parser to directly set the // target type. For ItemsPanelTemplate, this is not allowed. internal override void SetTargetTypeInternal(Type targetType) { throw new InvalidOperationException(SR.Get(SRID.TemplateNotTargetType)); } // Target type of ItemsPanelTemplate is ItemsPresenter static internal Type DefaultTargetType { get { return typeof(ItemsPresenter); } } #endregion Internal Properties #region Internal Methods //------------------------------------------------------------------- // // Internal Methods // //-------------------------------------------------------------------- // // ProcessTemplateBeforeSeal // // This is used in the case of templates defined with FEFs. For templates // in Baml (the typical case), see the OnApply override. // // 1. Verify that // a. root element is a Panel // 2. Set IsItemsHost = true // internal override void ProcessTemplateBeforeSeal() { FrameworkElementFactory root; if( HasContent ) { // This is a Baml-style template // Validate the root type (it must be a Panel) if (!typeof(Panel).IsAssignableFrom(OptimizedTemplateContent.RootType)) throw new InvalidOperationException(SR.Get(SRID.ItemsPanelNotAPanel, OptimizedTemplateContent.RootType)); // Set the IsItemsHost property on the root, via the template tables BamlNamedElementStartRecord bamlNamedElementStartRecord = OptimizedTemplateContent.UnsharedContent as BamlNamedElementStartRecord; SharedDp sharedDp = new SharedDp( Panel.IsItemsHostProperty, true, bamlNamedElementStartRecord.RuntimeName ); OptimizedTemplateContent.SharedProperties.Add( sharedDp ); } else if ((root = this.VisualTree) != null) { // This is a FEF-style template if (!typeof(Panel).IsAssignableFrom(root.Type)) throw new InvalidOperationException(SR.Get(SRID.ItemsPanelNotAPanel, root.Type)); root.SetValue(Panel.IsItemsHostProperty, true); } } #endregion Internal Methods #region Protected Methods //------------------------------------------------------------------- // // Protected Methods // //------------------------------------------------------------------- ////// Validate against the following rules /// 1. Must have a non-null feTemplatedParent /// 2. A ItemsPanelTemplate must be applied to a ContentPresenter /// protected override void ValidateTemplatedParent(FrameworkElement templatedParent) { // Must have a non-null feTemplatedParent if (templatedParent == null) { throw new ArgumentNullException("templatedParent"); } // A ItemsPanelTemplate must be applied to an ItemsPresenter if (!(templatedParent is ItemsPresenter)) { throw new ArgumentException(SR.Get(SRID.TemplateTargetTypeMismatch, "ItemsPresenter", templatedParent.GetType().Name)); } } #endregion Protected Methods } } // 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. // // // Description: ItemsPanelTemplate describes how ItemsPresenter creates the panel // that manages layout of containers for an ItemsControl. // // Specs: // //--------------------------------------------------------------------------- using System.ComponentModel; using System.Windows.Controls; using System.Windows.Markup; using System.Diagnostics; namespace System.Windows.Controls { ////// ItemsPanelTemplate describes how ItemsPresenter creates the panel /// that manages layout of containers for an ItemsControl. /// public class ItemsPanelTemplate : FrameworkTemplate { #region Constructors //------------------------------------------------------------------- // // Constructors // //------------------------------------------------------------------- ////// ItemsPanelTemplate Constructor /// public ItemsPanelTemplate() { } ////// ItemsPanelTemplate Constructor /// public ItemsPanelTemplate(FrameworkElementFactory root) { VisualTree = root; } #endregion Constructors #region Public Properties //-------------------------------------------------------------------- // // Public Properties // //------------------------------------------------------------------- #endregion PublicProperties #region Internal Properties //-------------------------------------------------------------------- // // Internal Properties // //-------------------------------------------------------------------- // // TargetType for ItemsPanelTemplate. This is override is // so FrameworkTemplate can see this property. // internal override Type TargetTypeInternal { get { return DefaultTargetType; } } // Subclasses must provide a way for the parser to directly set the // target type. For ItemsPanelTemplate, this is not allowed. internal override void SetTargetTypeInternal(Type targetType) { throw new InvalidOperationException(SR.Get(SRID.TemplateNotTargetType)); } // Target type of ItemsPanelTemplate is ItemsPresenter static internal Type DefaultTargetType { get { return typeof(ItemsPresenter); } } #endregion Internal Properties #region Internal Methods //------------------------------------------------------------------- // // Internal Methods // //-------------------------------------------------------------------- // // ProcessTemplateBeforeSeal // // This is used in the case of templates defined with FEFs. For templates // in Baml (the typical case), see the OnApply override. // // 1. Verify that // a. root element is a Panel // 2. Set IsItemsHost = true // internal override void ProcessTemplateBeforeSeal() { FrameworkElementFactory root; if( HasContent ) { // This is a Baml-style template // Validate the root type (it must be a Panel) if (!typeof(Panel).IsAssignableFrom(OptimizedTemplateContent.RootType)) throw new InvalidOperationException(SR.Get(SRID.ItemsPanelNotAPanel, OptimizedTemplateContent.RootType)); // Set the IsItemsHost property on the root, via the template tables BamlNamedElementStartRecord bamlNamedElementStartRecord = OptimizedTemplateContent.UnsharedContent as BamlNamedElementStartRecord; SharedDp sharedDp = new SharedDp( Panel.IsItemsHostProperty, true, bamlNamedElementStartRecord.RuntimeName ); OptimizedTemplateContent.SharedProperties.Add( sharedDp ); } else if ((root = this.VisualTree) != null) { // This is a FEF-style template if (!typeof(Panel).IsAssignableFrom(root.Type)) throw new InvalidOperationException(SR.Get(SRID.ItemsPanelNotAPanel, root.Type)); root.SetValue(Panel.IsItemsHostProperty, true); } } #endregion Internal Methods #region Protected Methods //------------------------------------------------------------------- // // Protected Methods // //------------------------------------------------------------------- ////// Validate against the following rules /// 1. Must have a non-null feTemplatedParent /// 2. A ItemsPanelTemplate must be applied to a ContentPresenter /// protected override void ValidateTemplatedParent(FrameworkElement templatedParent) { // Must have a non-null feTemplatedParent if (templatedParent == null) { throw new ArgumentNullException("templatedParent"); } // A ItemsPanelTemplate must be applied to an ItemsPresenter if (!(templatedParent is ItemsPresenter)) { throw new ArgumentException(SR.Get(SRID.TemplateTargetTypeMismatch, "ItemsPresenter", templatedParent.GetType().Name)); } } #endregion Protected Methods } } // 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
- MissingMemberException.cs
- ApplicationInfo.cs
- precedingsibling.cs
- OutputCacheModule.cs
- ListParagraph.cs
- ControlsConfig.cs
- WindowShowOrOpenTracker.cs
- RecordConverter.cs
- ProtectedConfiguration.cs
- Delegate.cs
- ISO2022Encoding.cs
- OSFeature.cs
- EmissiveMaterial.cs
- Menu.cs
- XmlNodeChangedEventArgs.cs
- SignedInfo.cs
- EncoderFallback.cs
- GridViewHeaderRowPresenter.cs
- WSFederationHttpSecurity.cs
- _SslStream.cs
- BamlCollectionHolder.cs
- RelOps.cs
- TraceData.cs
- RubberbandSelector.cs
- HttpRuntime.cs
- Exception.cs
- UrlPath.cs
- ListControl.cs
- WindowPattern.cs
- InvalidComObjectException.cs
- EventLogPermissionAttribute.cs
- ZipIOExtraFieldZip64Element.cs
- BitmapEffectOutputConnector.cs
- XmlDictionaryWriter.cs
- ContextStack.cs
- VirtualPath.cs
- WindowsFormsDesignerOptionService.cs
- PageParserFilter.cs
- BadImageFormatException.cs
- ObjectDataSourceMethodEventArgs.cs
- ThousandthOfEmRealDoubles.cs
- TransactedBatchingBehavior.cs
- SecurityTokenProvider.cs
- PenLineCapValidation.cs
- X509SecurityTokenAuthenticator.cs
- ObjectSecurity.cs
- ListControlBuilder.cs
- WebPartEditorApplyVerb.cs
- CustomAttributeBuilder.cs
- UnauthorizedWebPart.cs
- Rijndael.cs
- XPathScanner.cs
- COM2ExtendedTypeConverter.cs
- ListSourceHelper.cs
- ValueSerializer.cs
- HWStack.cs
- DefaultHttpHandler.cs
- ResourcePart.cs
- OleDbException.cs
- HierarchicalDataBoundControl.cs
- WorkflowOperationBehavior.cs
- CollectionBase.cs
- SystemUdpStatistics.cs
- ImageConverter.cs
- DayRenderEvent.cs
- DecimalAnimationUsingKeyFrames.cs
- NameTable.cs
- StrokeCollection.cs
- FixedSOMTableCell.cs
- Ref.cs
- TableAdapterManagerHelper.cs
- AttributeCollection.cs
- HandlerBase.cs
- DefaultConfirmation.cs
- WindowsSysHeader.cs
- CharAnimationUsingKeyFrames.cs
- BitmapInitialize.cs
- SafeHandles.cs
- NestPullup.cs
- PeerMessageDispatcher.cs
- StructuredTypeInfo.cs
- AssemblyCollection.cs
- DataGridViewRowPrePaintEventArgs.cs
- TypefaceCollection.cs
- nulltextcontainer.cs
- CodeCommentStatementCollection.cs
- SplayTreeNode.cs
- StickyNoteAnnotations.cs
- Condition.cs
- DbDataRecord.cs
- AccessControlEntry.cs
- QilNode.cs
- OleDbParameterCollection.cs
- SqlClientMetaDataCollectionNames.cs
- ExpressionPrefixAttribute.cs
- RecordConverter.cs
- DrawListViewItemEventArgs.cs
- StorageEntityTypeMapping.cs
- InstanceOwner.cs
- EventArgs.cs