Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Automation / Peers / TableAutomationPeer.cs / 1305600 / TableAutomationPeer.cs
//---------------------------------------------------------------------------- // // Copyright (C) Microsoft Corporation. All rights reserved. // // File: TableAutomationPeer.cs // // Description: Automation peer for Table // //--------------------------------------------------------------------------- using System.Windows.Automation.Provider; // IRawElementProviderSimple using System.Windows.Documents; namespace System.Windows.Automation.Peers { /// public class TableAutomationPeer : TextElementAutomationPeer, IGridProvider { ////// Constructor. /// /// Owner of the AutomationPeer. public TableAutomationPeer(Table owner) : base(owner) { _rowCount = GetRowCount(); _columnCount = GetColumnCount(); } ////// public override object GetPattern(PatternInterface patternInterface) { if (patternInterface == PatternInterface.Grid) { return this; } else { return base.GetPattern(patternInterface); } } ////// /// protected override AutomationControlType GetAutomationControlTypeCore() { return AutomationControlType.Table; } ////// /// protected override string GetClassNameCore() { return "Table"; } ////// /// protected override bool IsControlElementCore() { return true; } ////// /// protected override bool IsContentElementCore() { return true; } ////// /// Raises property changed events in response to structure changes. /// internal void OnStructureInvalidated() { int rowCount = GetRowCount(); if (rowCount != _rowCount) { RaisePropertyChangedEvent(GridPatternIdentifiers.RowCountProperty, _rowCount, rowCount); _rowCount = rowCount; } int columnCount = GetColumnCount(); if (columnCount != _columnCount) { RaisePropertyChangedEvent(GridPatternIdentifiers.ColumnCountProperty, _columnCount, columnCount); _columnCount = columnCount; } } ////// Returns the number of rows. /// private int GetRowCount() { int rows = 0; foreach (TableRowGroup group in ((Table)Owner).RowGroups) { rows += group.Rows.Count; } return rows; } ////// Returns the number of columns. /// private int GetColumnCount() { return ((Table)Owner).ColumnCount; } private int _rowCount; private int _columnCount; //------------------------------------------------------------------- // // IGridProvider Members // //------------------------------------------------------------------- #region IGridProvider Members ////// Returns the provider for the element that is located at the row and /// column location requested by the client. /// IRawElementProviderSimple IGridProvider.GetItem(int row, int column) { if (row < 0 || row >= ((IGridProvider)this).RowCount) { throw new ArgumentOutOfRangeException("row"); } if (column < 0 || column >= ((IGridProvider)this).ColumnCount) { throw new ArgumentOutOfRangeException("column"); } int currentRow = 0; Table table = (Table)Owner; foreach (TableRowGroup group in table.RowGroups) { if (currentRow + group.Rows.Count < row) { currentRow += group.Rows.Count; } else { foreach (TableRow tableRow in group.Rows) { if (currentRow == row) { foreach (TableCell cell in tableRow.Cells) { if (cell.ColumnIndex <= column && cell.ColumnIndex + cell.ColumnSpan > column) { return ProviderFromPeer(CreatePeerForElement(cell)); } } // check spanned cells foreach (TableCell cell in tableRow.SpannedCells) { if (cell.ColumnIndex <= column && cell.ColumnIndex + cell.ColumnSpan > column) { return ProviderFromPeer(CreatePeerForElement(cell)); } } } else { currentRow++; } } } } return null; } ////// Returns the number of rows in the grid at the time this was requested. /// int IGridProvider.RowCount { get { return _rowCount; } } ////// Returns the number of columns in the grid at the time this was requested. /// int IGridProvider.ColumnCount { get { return _columnCount; } } #endregion IGridProvider Members } } // 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
- RectAnimationUsingKeyFrames.cs
- KeyedCollection.cs
- remotingproxy.cs
- WebServiceTypeData.cs
- _NTAuthentication.cs
- ConfigurationManagerInternal.cs
- SegmentInfo.cs
- MD5.cs
- AdapterUtil.cs
- CmsUtils.cs
- TransactionFlowAttribute.cs
- EntitySet.cs
- DrawListViewColumnHeaderEventArgs.cs
- QueryTaskGroupState.cs
- ConfigXmlWhitespace.cs
- ExtenderControl.cs
- TypeKeyValue.cs
- GeometryHitTestResult.cs
- OdbcHandle.cs
- TableLayoutColumnStyleCollection.cs
- SQLUtility.cs
- CqlLexerHelpers.cs
- TextMetrics.cs
- ListenerAdapterBase.cs
- ComponentSerializationService.cs
- TextEditorSelection.cs
- SamlEvidence.cs
- TransformGroup.cs
- StatusCommandUI.cs
- ThreadExceptionEvent.cs
- DataGridViewCellValidatingEventArgs.cs
- GenericAuthenticationEventArgs.cs
- DynamicQueryableWrapper.cs
- XmlSchemaAll.cs
- SkewTransform.cs
- ClientSettingsSection.cs
- EventSetter.cs
- Pointer.cs
- RectangleHotSpot.cs
- ProxyWebPart.cs
- CallbackHandler.cs
- VisualStyleRenderer.cs
- CallbackDebugElement.cs
- MiniAssembly.cs
- ResourceManager.cs
- WindowsFormsSectionHandler.cs
- XmlTypeMapping.cs
- EncoderParameter.cs
- IDReferencePropertyAttribute.cs
- OfTypeExpression.cs
- ValidationPropertyAttribute.cs
- filewebrequest.cs
- Column.cs
- hwndwrapper.cs
- GroupItem.cs
- printdlgexmarshaler.cs
- InlineCollection.cs
- TranslateTransform.cs
- GiveFeedbackEventArgs.cs
- SamlSecurityToken.cs
- PropertyChange.cs
- SoapIgnoreAttribute.cs
- RichTextBoxConstants.cs
- EntityContainerEntitySetDefiningQuery.cs
- SystemUdpStatistics.cs
- VisualTransition.cs
- Model3DGroup.cs
- HelpKeywordAttribute.cs
- ScrollableControl.cs
- WebPageTraceListener.cs
- OfTypeExpression.cs
- RoutedCommand.cs
- ISO2022Encoding.cs
- x509utils.cs
- FullTrustAssembliesSection.cs
- EdmMember.cs
- InkPresenterAutomationPeer.cs
- MenuItemAutomationPeer.cs
- DoubleLinkList.cs
- SelectingProviderEventArgs.cs
- MenuItemStyleCollectionEditor.cs
- ListViewItem.cs
- SafeThemeHandle.cs
- ObjectParameter.cs
- DataServiceHostFactory.cs
- TransformConverter.cs
- SiteMapNodeItemEventArgs.cs
- smtppermission.cs
- Object.cs
- ControlParameter.cs
- WebPartUserCapability.cs
- GeneralTransformGroup.cs
- ModelPerspective.cs
- CounterSample.cs
- ToolStripManager.cs
- DocumentViewerHelper.cs
- ZipPackage.cs
- DynamicValidatorEventArgs.cs
- QilValidationVisitor.cs
- TextRange.cs