Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Automation / Peers / GridViewCellAutomationPeer.cs / 1305600 / GridViewCellAutomationPeer.cs
using System; using System.Collections; using System.Collections.Generic; using System.Runtime.InteropServices; using System.Security; using System.Text; using System.Windows; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Controls; using System.Windows.Controls.Primitives; using System.Windows.Interop; using System.Windows.Media; using MS.Internal; using MS.Win32; namespace System.Windows.Automation.Peers { /// public class GridViewCellAutomationPeer : FrameworkElementAutomationPeer, ITableItemProvider { /// internal GridViewCellAutomationPeer(ContentPresenter owner, ListViewAutomationPeer parent) : base(owner) { Invariant.Assert(parent != null); _listviewAP = parent; } /// internal GridViewCellAutomationPeer(TextBlock owner, ListViewAutomationPeer parent) : base(owner) { Invariant.Assert(parent != null); _listviewAP = parent; } /// protected override string GetClassNameCore() { return Owner.GetType().Name; } /// override protected AutomationControlType GetAutomationControlTypeCore() { if (Owner is TextBlock) { return AutomationControlType.Text; } else { return AutomationControlType.Custom; } } /// override public object GetPattern(PatternInterface patternInterface) { if (patternInterface == PatternInterface.GridItem || patternInterface == PatternInterface.TableItem) { return this; } return base.GetPattern(patternInterface); } /// protected override bool IsControlElementCore() { if (Owner is TextBlock) { return true; } else { Listchildren = GetChildrenAutomationPeer(Owner); return children != null && children.Count >= 1; } } internal int Column { get { return _column; } set { _column = value; } } internal int Row { get { return _row; } set { _row = value; } } #region ITableItem IRawElementProviderSimple[] ITableItemProvider.GetRowHeaderItems() { //If there are no row headers, return an empty array return new IRawElementProviderSimple[0]; } IRawElementProviderSimple[] ITableItemProvider.GetColumnHeaderItems() { ListView listview = _listviewAP.Owner as ListView; if (listview != null && listview.View is GridView) { GridView gridview = listview.View as GridView; if (gridview.HeaderRowPresenter != null && gridview.HeaderRowPresenter.ActualColumnHeaders.Count > Column) { GridViewColumnHeader header = gridview.HeaderRowPresenter.ActualColumnHeaders[Column]; AutomationPeer peer = UIElementAutomationPeer.FromElement(header); if (peer != null) { return new IRawElementProviderSimple[] { ProviderFromPeer(peer) }; } } } return new IRawElementProviderSimple[0]; } #endregion #region IGridItem int IGridItemProvider.Row { get { return Row; } } int IGridItemProvider.Column { get { return Column; } } int IGridItemProvider.RowSpan { get { return 1; } } int IGridItemProvider.ColumnSpan { get { return 1; } } IRawElementProviderSimple IGridItemProvider.ContainingGrid { get { return ProviderFromPeer(_listviewAP); } } #endregion #region Private Methods /// /// Get the children of the parent which has automation peer /// private ListGetChildrenAutomationPeer(Visual parent) { Invariant.Assert(parent != null); List children = null; iterate(parent, (IteratorCallback)delegate(AutomationPeer peer) { if (children == null) children = new List (); children.Add(peer); return (false); }); return children; } private delegate bool IteratorCallback(AutomationPeer peer); // private static bool iterate(Visual parent, IteratorCallback callback) { bool done = false; AutomationPeer peer = null; int count = parent.InternalVisualChildrenCount; for (int i = 0; i < count && !done; i++) { Visual child = parent.InternalGetVisualChild(i); if (child != null && child.CheckFlagsAnd(VisualFlags.IsUIElement) && (peer = CreatePeerForElement((UIElement)child)) != null) { done = callback(peer); } else { done = iterate(child, callback); } } return (done); } #endregion #region Private Fields private ListViewAutomationPeer _listviewAP; private int _column; private int _row; #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. using System; using System.Collections; using System.Collections.Generic; using System.Runtime.InteropServices; using System.Security; using System.Text; using System.Windows; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Controls; using System.Windows.Controls.Primitives; using System.Windows.Interop; using System.Windows.Media; using MS.Internal; using MS.Win32; namespace System.Windows.Automation.Peers { /// public class GridViewCellAutomationPeer : FrameworkElementAutomationPeer, ITableItemProvider { /// internal GridViewCellAutomationPeer(ContentPresenter owner, ListViewAutomationPeer parent) : base(owner) { Invariant.Assert(parent != null); _listviewAP = parent; } /// internal GridViewCellAutomationPeer(TextBlock owner, ListViewAutomationPeer parent) : base(owner) { Invariant.Assert(parent != null); _listviewAP = parent; } /// protected override string GetClassNameCore() { return Owner.GetType().Name; } /// override protected AutomationControlType GetAutomationControlTypeCore() { if (Owner is TextBlock) { return AutomationControlType.Text; } else { return AutomationControlType.Custom; } } /// override public object GetPattern(PatternInterface patternInterface) { if (patternInterface == PatternInterface.GridItem || patternInterface == PatternInterface.TableItem) { return this; } return base.GetPattern(patternInterface); } /// protected override bool IsControlElementCore() { if (Owner is TextBlock) { return true; } else { List children = GetChildrenAutomationPeer(Owner); return children != null && children.Count >= 1; } } internal int Column { get { return _column; } set { _column = value; } } internal int Row { get { return _row; } set { _row = value; } } #region ITableItem IRawElementProviderSimple[] ITableItemProvider.GetRowHeaderItems() { //If there are no row headers, return an empty array return new IRawElementProviderSimple[0]; } IRawElementProviderSimple[] ITableItemProvider.GetColumnHeaderItems() { ListView listview = _listviewAP.Owner as ListView; if (listview != null && listview.View is GridView) { GridView gridview = listview.View as GridView; if (gridview.HeaderRowPresenter != null && gridview.HeaderRowPresenter.ActualColumnHeaders.Count > Column) { GridViewColumnHeader header = gridview.HeaderRowPresenter.ActualColumnHeaders[Column]; AutomationPeer peer = UIElementAutomationPeer.FromElement(header); if (peer != null) { return new IRawElementProviderSimple[] { ProviderFromPeer(peer) }; } } } return new IRawElementProviderSimple[0]; } #endregion #region IGridItem int IGridItemProvider.Row { get { return Row; } } int IGridItemProvider.Column { get { return Column; } } int IGridItemProvider.RowSpan { get { return 1; } } int IGridItemProvider.ColumnSpan { get { return 1; } } IRawElementProviderSimple IGridItemProvider.ContainingGrid { get { return ProviderFromPeer(_listviewAP); } } #endregion #region Private Methods /// /// Get the children of the parent which has automation peer /// private ListGetChildrenAutomationPeer(Visual parent) { Invariant.Assert(parent != null); List children = null; iterate(parent, (IteratorCallback)delegate(AutomationPeer peer) { if (children == null) children = new List (); children.Add(peer); return (false); }); return children; } private delegate bool IteratorCallback(AutomationPeer peer); // private static bool iterate(Visual parent, IteratorCallback callback) { bool done = false; AutomationPeer peer = null; int count = parent.InternalVisualChildrenCount; for (int i = 0; i < count && !done; i++) { Visual child = parent.InternalGetVisualChild(i); if (child != null && child.CheckFlagsAnd(VisualFlags.IsUIElement) && (peer = CreatePeerForElement((UIElement)child)) != null) { done = callback(peer); } else { done = iterate(child, callback); } } return (done); } #endregion #region Private Fields private ListViewAutomationPeer _listviewAP; private int _column; private int _row; #endregion } } // 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
- XmlSchemaException.cs
- ClosableStream.cs
- FacetDescriptionElement.cs
- GroupItemAutomationPeer.cs
- MatrixIndependentAnimationStorage.cs
- HybridObjectCache.cs
- BindingContext.cs
- SystemWebExtensionsSectionGroup.cs
- EntityDataSourceConfigureObjectContextPanel.cs
- StorageEntitySetMapping.cs
- CaseStatementProjectedSlot.cs
- NumberFormatter.cs
- SqlInfoMessageEvent.cs
- UriParserTemplates.cs
- X509PeerCertificateElement.cs
- WSTrustDec2005.cs
- CorrelationKey.cs
- OrderedParallelQuery.cs
- DesignTimeParseData.cs
- StreamWithDictionary.cs
- ObjectListItemCollection.cs
- ProcessModuleCollection.cs
- TouchesOverProperty.cs
- ProfileModule.cs
- XmlSerializerNamespaces.cs
- MaterializeFromAtom.cs
- Speller.cs
- SafeArrayTypeMismatchException.cs
- SuppressMergeCheckAttribute.cs
- FontStyles.cs
- AccessedThroughPropertyAttribute.cs
- RealizationContext.cs
- ImplicitInputBrush.cs
- EntityFrameworkVersions.cs
- XPathMultyIterator.cs
- RootBuilder.cs
- EditingCoordinator.cs
- VerbConverter.cs
- Compiler.cs
- SqlClientPermission.cs
- GroupBox.cs
- ValidationPropertyAttribute.cs
- TrustSection.cs
- NullReferenceException.cs
- AuthenticationModuleElement.cs
- DataGridViewCellStyleEditor.cs
- WmfPlaceableFileHeader.cs
- DescendantBaseQuery.cs
- DocumentGrid.cs
- PrintPreviewDialog.cs
- CachedFontFace.cs
- DynamicDataRouteHandler.cs
- DragEvent.cs
- AppDomainUnloadedException.cs
- _OSSOCK.cs
- BufferedOutputAsyncStream.cs
- SchemaImporterExtensionElement.cs
- ToolStripGripRenderEventArgs.cs
- ItemPager.cs
- ClientProxyGenerator.cs
- TextTreeTextBlock.cs
- TypePropertyEditor.cs
- SHA256Managed.cs
- PageParserFilter.cs
- EmptyControlCollection.cs
- EditBehavior.cs
- HWStack.cs
- OutputCacheProfileCollection.cs
- Int64.cs
- DataGridRowHeaderAutomationPeer.cs
- Condition.cs
- WizardPanel.cs
- EncodingInfo.cs
- GreenMethods.cs
- AssemblyNameProxy.cs
- ExpressionParser.cs
- GregorianCalendar.cs
- CellIdBoolean.cs
- SecurityUtils.cs
- ServiceContractGenerator.cs
- DiscoveryEndpointValidator.cs
- ExcCanonicalXml.cs
- EntityCommandExecutionException.cs
- Parameter.cs
- DataGridAutoGeneratingColumnEventArgs.cs
- TextServicesProperty.cs
- MenuItemCollectionEditorDialog.cs
- CallContext.cs
- ToolStripContainer.cs
- DataGridColumn.cs
- RSAPKCS1KeyExchangeDeformatter.cs
- TemplatedMailWebEventProvider.cs
- TreeIterators.cs
- ExclusiveTcpListener.cs
- FragmentQuery.cs
- PermissionSet.cs
- MSAAWinEventWrap.cs
- DeviceSpecificChoiceCollection.cs
- SignatureTargetIdManager.cs
- XamlVector3DCollectionSerializer.cs