Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / UIAutomation / UIAutomationClient / System / Windows / Automation / GridItemPattern.cs / 1305600 / GridItemPattern.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Client-side wrapper for GridItem Pattern // // History: // 06/23/2003 : BrendanM Ported to WCP // //--------------------------------------------------------------------------- using System; using System.Windows.Automation.Provider; using MS.Internal.Automation; namespace System.Windows.Automation { ////// Allows clients to quickly determine if an item they discover is part /// of a grid and, if so, where the item is in the grid in terms of row/column coordinates /// and spans. /// #if (INTERNAL_COMPILE) internal class GridItemPattern: BasePattern #else public class GridItemPattern: BasePattern #endif { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors internal GridItemPattern(AutomationElement el, SafePatternHandle hPattern, bool cached) : base(el, hPattern) { _hPattern = hPattern; _cached = cached; } #endregion Constructors //------------------------------------------------------ // // Public Constants / Readonly Fields // //----------------------------------------------------- #region Public Constants and Readonly Fields ///GridItem pattern public static readonly AutomationPattern Pattern = GridItemPatternIdentifiers.Pattern; ///RowCount public static readonly AutomationProperty RowProperty = GridItemPatternIdentifiers.RowProperty; ///ColumnCount public static readonly AutomationProperty ColumnProperty = GridItemPatternIdentifiers.ColumnProperty; ///RowSpan public static readonly AutomationProperty RowSpanProperty = GridItemPatternIdentifiers.RowSpanProperty; ///ColumnSpan public static readonly AutomationProperty ColumnSpanProperty = GridItemPatternIdentifiers.ColumnSpanProperty; ///The logical element that supports the GripPattern for this Item public static readonly AutomationProperty ContainingGridProperty = GridItemPatternIdentifiers.ContainingGridProperty; #endregion Public Constants and Readonly Fields //------------------------------------------------------ // // Public Methods // //------------------------------------------------------ #region Public Methods #endregion Public Methods //----------------------------------------------------- // // Public Properties // //------------------------------------------------------ #region Public Properties ////// This member allows access to previously requested /// cached properties for this element. The returned object /// has accessors for each property defined for this pattern. /// ////// Cached property values must have been previously requested /// using a CacheRequest. If you try to access a cached /// property that was not previously requested, an InvalidOperation /// Exception will be thrown. /// /// To get the value of a property at the current point in time, /// access the property via the Current accessor instead of /// Cached. /// public GridItemPatternInformation Cached { get { Misc.ValidateCached(_cached); return new GridItemPatternInformation(_el, true); } } ////// This member allows access to current property values /// for this element. The returned object has accessors for /// each property defined for this pattern. /// ////// This pattern must be from an AutomationElement with a /// Full reference in order to get current values. If the /// AutomationElement was obtained using AutomationElementMode.None, /// then it contains only cached data, and attempting to get /// the current value of any property will throw an InvalidOperationException. /// /// To get the cached value of a property that was previously /// specified using a CacheRequest, access the property via the /// Cached accessor instead of Current. /// public GridItemPatternInformation Current { get { Misc.ValidateCurrent(_hPattern); return new GridItemPatternInformation(_el, false); } } #endregion Public Properties //----------------------------------------------------- // // Internal Methods // //----------------------------------------------------- #region Internal Methods internal static object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached) { return new GridItemPattern(el, hPattern, cached); } #endregion Internal Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields private SafePatternHandle _hPattern; internal bool _cached; // internal, since protected makes this publically visible #endregion Private Fields //----------------------------------------------------- // // Nested Classes // //------------------------------------------------------ #region Nested Classes ////// This class provides access to either Cached or Current /// properties on a pattern via the pattern's .Cached or /// .Current accessors. /// public struct GridItemPatternInformation { //------------------------------------------------------ // // Constructors // //----------------------------------------------------- #region Constructors internal GridItemPatternInformation(AutomationElement el, bool useCache) { _el = el; _useCache = useCache; } #endregion Constructors //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- #region Public Properties ////// the row number of the element. This is zero based. /// /// ////// This API does not work inside the secure execution environment. /// public int Row { get { return (int)_el.GetPatternPropertyValue(RowProperty, _useCache); } } ////// /// the column number of the element. This is zero based. /// /// ////// This API does not work inside the secure execution environment. /// public int Column { get { return (int)_el.GetPatternPropertyValue(ColumnProperty, _useCache); } } ////// /// count of how many rows the element spans /// -- non merged cells should always return 1 /// /// ////// This API does not work inside the secure execution environment. /// public int RowSpan { get { return (int)_el.GetPatternPropertyValue(RowSpanProperty, _useCache); } } ////// /// count of how many columns the element spans /// -- non merged cells should always return 1 /// /// ////// This API does not work inside the secure execution environment. /// public int ColumnSpan { get { return (int)_el.GetPatternPropertyValue(ColumnSpanProperty, _useCache); } } ////// /// The logical element that supports the GripPattern for this Item /// /// ////// This API does not work inside the secure execution environment. /// public AutomationElement ContainingGrid { get { return (AutomationElement)_el.GetPatternPropertyValue(ContainingGridProperty, _useCache); } } #endregion Public Properties //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationElement _el; // AutomationElement that contains the cache or live reference private bool _useCache; // true to use cache, false to use live reference to get current values #endregion Private Fields } #endregion Nested Classes } } // 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: Client-side wrapper for GridItem Pattern // // History: // 06/23/2003 : BrendanM Ported to WCP // //--------------------------------------------------------------------------- using System; using System.Windows.Automation.Provider; using MS.Internal.Automation; namespace System.Windows.Automation { ////// Allows clients to quickly determine if an item they discover is part /// of a grid and, if so, where the item is in the grid in terms of row/column coordinates /// and spans. /// #if (INTERNAL_COMPILE) internal class GridItemPattern: BasePattern #else public class GridItemPattern: BasePattern #endif { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors internal GridItemPattern(AutomationElement el, SafePatternHandle hPattern, bool cached) : base(el, hPattern) { _hPattern = hPattern; _cached = cached; } #endregion Constructors //------------------------------------------------------ // // Public Constants / Readonly Fields // //----------------------------------------------------- #region Public Constants and Readonly Fields ///GridItem pattern public static readonly AutomationPattern Pattern = GridItemPatternIdentifiers.Pattern; ///RowCount public static readonly AutomationProperty RowProperty = GridItemPatternIdentifiers.RowProperty; ///ColumnCount public static readonly AutomationProperty ColumnProperty = GridItemPatternIdentifiers.ColumnProperty; ///RowSpan public static readonly AutomationProperty RowSpanProperty = GridItemPatternIdentifiers.RowSpanProperty; ///ColumnSpan public static readonly AutomationProperty ColumnSpanProperty = GridItemPatternIdentifiers.ColumnSpanProperty; ///The logical element that supports the GripPattern for this Item public static readonly AutomationProperty ContainingGridProperty = GridItemPatternIdentifiers.ContainingGridProperty; #endregion Public Constants and Readonly Fields //------------------------------------------------------ // // Public Methods // //------------------------------------------------------ #region Public Methods #endregion Public Methods //----------------------------------------------------- // // Public Properties // //------------------------------------------------------ #region Public Properties ////// This member allows access to previously requested /// cached properties for this element. The returned object /// has accessors for each property defined for this pattern. /// ////// Cached property values must have been previously requested /// using a CacheRequest. If you try to access a cached /// property that was not previously requested, an InvalidOperation /// Exception will be thrown. /// /// To get the value of a property at the current point in time, /// access the property via the Current accessor instead of /// Cached. /// public GridItemPatternInformation Cached { get { Misc.ValidateCached(_cached); return new GridItemPatternInformation(_el, true); } } ////// This member allows access to current property values /// for this element. The returned object has accessors for /// each property defined for this pattern. /// ////// This pattern must be from an AutomationElement with a /// Full reference in order to get current values. If the /// AutomationElement was obtained using AutomationElementMode.None, /// then it contains only cached data, and attempting to get /// the current value of any property will throw an InvalidOperationException. /// /// To get the cached value of a property that was previously /// specified using a CacheRequest, access the property via the /// Cached accessor instead of Current. /// public GridItemPatternInformation Current { get { Misc.ValidateCurrent(_hPattern); return new GridItemPatternInformation(_el, false); } } #endregion Public Properties //----------------------------------------------------- // // Internal Methods // //----------------------------------------------------- #region Internal Methods internal static object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached) { return new GridItemPattern(el, hPattern, cached); } #endregion Internal Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields private SafePatternHandle _hPattern; internal bool _cached; // internal, since protected makes this publically visible #endregion Private Fields //----------------------------------------------------- // // Nested Classes // //------------------------------------------------------ #region Nested Classes ////// This class provides access to either Cached or Current /// properties on a pattern via the pattern's .Cached or /// .Current accessors. /// public struct GridItemPatternInformation { //------------------------------------------------------ // // Constructors // //----------------------------------------------------- #region Constructors internal GridItemPatternInformation(AutomationElement el, bool useCache) { _el = el; _useCache = useCache; } #endregion Constructors //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- #region Public Properties ////// the row number of the element. This is zero based. /// /// ////// This API does not work inside the secure execution environment. /// public int Row { get { return (int)_el.GetPatternPropertyValue(RowProperty, _useCache); } } ////// /// the column number of the element. This is zero based. /// /// ////// This API does not work inside the secure execution environment. /// public int Column { get { return (int)_el.GetPatternPropertyValue(ColumnProperty, _useCache); } } ////// /// count of how many rows the element spans /// -- non merged cells should always return 1 /// /// ////// This API does not work inside the secure execution environment. /// public int RowSpan { get { return (int)_el.GetPatternPropertyValue(RowSpanProperty, _useCache); } } ////// /// count of how many columns the element spans /// -- non merged cells should always return 1 /// /// ////// This API does not work inside the secure execution environment. /// public int ColumnSpan { get { return (int)_el.GetPatternPropertyValue(ColumnSpanProperty, _useCache); } } ////// /// The logical element that supports the GripPattern for this Item /// /// ////// This API does not work inside the secure execution environment. /// public AutomationElement ContainingGrid { get { return (AutomationElement)_el.GetPatternPropertyValue(ContainingGridProperty, _useCache); } } #endregion Public Properties //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationElement _el; // AutomationElement that contains the cache or live reference private bool _useCache; // true to use cache, false to use live reference to get current values #endregion Private Fields } #endregion Nested Classes } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.///
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