Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / 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
- DetailsViewInsertedEventArgs.cs
- TextParentUndoUnit.cs
- AutomationProperty.cs
- Itemizer.cs
- XPathNavigatorKeyComparer.cs
- RemotingConfigParser.cs
- DictionaryEntry.cs
- StringKeyFrameCollection.cs
- SystemWebSectionGroup.cs
- EnumerableCollectionView.cs
- PartitionerStatic.cs
- XmlCharacterData.cs
- SoapAttributeAttribute.cs
- ZipIOExtraFieldZip64Element.cs
- XmlSchemaExporter.cs
- DataGridViewLayoutData.cs
- RectAnimationUsingKeyFrames.cs
- CodeAssignStatement.cs
- FormatConvertedBitmap.cs
- ping.cs
- PropertyGridCommands.cs
- AutoGeneratedField.cs
- COAUTHIDENTITY.cs
- CodeLinePragma.cs
- GeneratedContractType.cs
- RestHandler.cs
- FontSizeConverter.cs
- WebConfigurationHostFileChange.cs
- behaviorssection.cs
- ClientUtils.cs
- DatatypeImplementation.cs
- SecurityElement.cs
- RelationshipEnd.cs
- Util.cs
- LogWriteRestartAreaAsyncResult.cs
- SQlBooleanStorage.cs
- DropSourceBehavior.cs
- RSAPKCS1KeyExchangeFormatter.cs
- ScrollProperties.cs
- SymDocumentType.cs
- TypeSystem.cs
- WsdlWriter.cs
- AnchoredBlock.cs
- DataGridViewButtonColumn.cs
- DragEventArgs.cs
- DateTimeFormatInfoScanner.cs
- MatchSingleFxEngineOpcode.cs
- Rijndael.cs
- OutputScope.cs
- ErasingStroke.cs
- ConsumerConnectionPointCollection.cs
- ComplusTypeValidator.cs
- DrawingContext.cs
- DependencyPropertyAttribute.cs
- CodeTypeParameterCollection.cs
- AudioLevelUpdatedEventArgs.cs
- HttpModulesSection.cs
- StateMachine.cs
- FunctionDetailsReader.cs
- Int32RectConverter.cs
- Touch.cs
- ToolStripItemGlyph.cs
- EntityDataSourceChangingEventArgs.cs
- KnownBoxes.cs
- XmlNavigatorFilter.cs
- Pen.cs
- HttpCachePolicy.cs
- SimpleMailWebEventProvider.cs
- DataBoundControlAdapter.cs
- EllipseGeometry.cs
- DataGridTablesFactory.cs
- JavaScriptObjectDeserializer.cs
- OleDbErrorCollection.cs
- HttpGetClientProtocol.cs
- XmlCharCheckingReader.cs
- DocumentPageViewAutomationPeer.cs
- Wildcard.cs
- CodeMemberProperty.cs
- DesignerCommandSet.cs
- AnyAllSearchOperator.cs
- SetStoryboardSpeedRatio.cs
- FormsIdentity.cs
- DebugInfoExpression.cs
- StringExpressionSet.cs
- CodeMemberProperty.cs
- BinaryObjectInfo.cs
- WebPartAddingEventArgs.cs
- WindowPatternIdentifiers.cs
- WebConfigurationHostFileChange.cs
- StoragePropertyMapping.cs
- DbTypeMap.cs
- Maps.cs
- StorageScalarPropertyMapping.cs
- PersonalizationState.cs
- Version.cs
- SoapSchemaExporter.cs
- FileSystemWatcher.cs
- XmlUnspecifiedAttribute.cs
- ActivationArguments.cs
- XmlSerializationGeneratedCode.cs