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
- ProfileManager.cs
- TargetException.cs
- MiniLockedBorderGlyph.cs
- ActivityDesignerLayoutSerializers.cs
- TraceData.cs
- CustomWebEventKey.cs
- ScrollEventArgs.cs
- PropertyMappingExceptionEventArgs.cs
- DbTransaction.cs
- OdbcParameterCollection.cs
- ButtonFlatAdapter.cs
- TypeHelpers.cs
- BinaryObjectWriter.cs
- ParseNumbers.cs
- ApplicationInfo.cs
- ToolStripDropDown.cs
- BaseParser.cs
- Listbox.cs
- SiteOfOriginPart.cs
- ScrollBar.cs
- ClientProxyGenerator.cs
- WebPartConnectVerb.cs
- RelatedView.cs
- ConnectionStringSettings.cs
- TableRowCollection.cs
- GridViewRowEventArgs.cs
- IntegerCollectionEditor.cs
- RawStylusInput.cs
- InvariantComparer.cs
- ConnectivityStatus.cs
- ReadOnlyCollection.cs
- Animatable.cs
- DataGridViewSortCompareEventArgs.cs
- WindowsListViewItemStartMenu.cs
- PointCollectionValueSerializer.cs
- GeneralTransform3DCollection.cs
- XmlSchemaAttribute.cs
- PageStatePersister.cs
- ConsoleEntryPoint.cs
- MultipleViewPattern.cs
- RowUpdatingEventArgs.cs
- RowToFieldTransformer.cs
- PenCursorManager.cs
- ResourceDictionaryCollection.cs
- MenuItem.cs
- CriticalHandle.cs
- ServiceDocumentFormatter.cs
- DataGridViewComboBoxCell.cs
- WriteFileContext.cs
- TabControlCancelEvent.cs
- EventQueueState.cs
- DefaultProxySection.cs
- mactripleDES.cs
- SendContent.cs
- AQNBuilder.cs
- UnSafeCharBuffer.cs
- DeviceContext2.cs
- TakeOrSkipWhileQueryOperator.cs
- InvalidAsynchronousStateException.cs
- ToolbarAUtomationPeer.cs
- OleDbConnectionFactory.cs
- XhtmlBasicValidatorAdapter.cs
- SectionRecord.cs
- TableRow.cs
- CodeSubDirectory.cs
- CodeSnippetCompileUnit.cs
- WebMessageFormatHelper.cs
- ExpandCollapsePattern.cs
- FieldDescriptor.cs
- ControlEvent.cs
- SiteMapNodeItemEventArgs.cs
- WebPartConnection.cs
- CodeDefaultValueExpression.cs
- WebException.cs
- RegexGroupCollection.cs
- DataServiceQueryProvider.cs
- cryptoapiTransform.cs
- RepeatBehaviorConverter.cs
- OdbcParameterCollection.cs
- RunClient.cs
- CommandEventArgs.cs
- PageThemeParser.cs
- XhtmlTextWriter.cs
- OwnerDrawPropertyBag.cs
- UnsafeNativeMethods.cs
- ContentPosition.cs
- SystemIPAddressInformation.cs
- InstanceOwnerException.cs
- View.cs
- UriSection.cs
- ProgressChangedEventArgs.cs
- DBCommand.cs
- PartialCachingControl.cs
- DecoderFallbackWithFailureFlag.cs
- ServicePointManager.cs
- StickyNoteContentControl.cs
- StrokeRenderer.cs
- EventArgs.cs
- SchemaTypeEmitter.cs
- TcpHostedTransportConfiguration.cs