Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / UIAutomation / UIAutomationClient / System / Windows / Automation / TransformPattern.cs / 1305600 / TransformPattern.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Client-side wrapper for Transform Pattern // // History: // 02/02/2004 : preid created // //--------------------------------------------------------------------------- using System; using System.Windows.Automation.Provider; using MS.Internal.Automation; namespace System.Windows.Automation { ///wrapper class for Transform pattern #if (INTERNAL_COMPILE) internal class TransformPattern: BasePattern #else public class TransformPattern: BasePattern #endif { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private TransformPattern(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 ///Returns the Transform pattern identifier public static readonly AutomationPattern Pattern = TransformPatternIdentifiers.Pattern; ///Property ID: CanMove - This window can be moved public static readonly AutomationProperty CanMoveProperty = TransformPatternIdentifiers.CanMoveProperty; ///Property ID: CanResize - This window can be resized public static readonly AutomationProperty CanResizeProperty = TransformPatternIdentifiers.CanResizeProperty; ///Property ID: CanRotate - This window can be rotated public static readonly AutomationProperty CanRotateProperty = TransformPatternIdentifiers.CanRotateProperty; #endregion Public Constants and Readonly Fields //------------------------------------------------------ // // Public Methods // //------------------------------------------------------ #region Public Methods ////// Used to adjust an element's current location. The x, and y parameters represent the /// absolute on-screen position of the top-left corner in pixels, not the delta between the /// desired location and the window's current location. /// /// /// absolute on-screen position of the top left corner /// absolute on-screen position of the top left corner /// ////// This API does not work inside the secure execution environment. /// public void Move( double x, double y ) { UiaCoreApi.TransformPattern_Move(_hPattern, x, y); } ////// /// Used to modify element's on-screen dimensions (affects the /// BoundingRectangle and BoundingGeometry properties) /// When called on a split pane, it may have the side-effect of resizing /// other surrounding panes. /// /// The requested width of the window. /// The requested height of the window. ////// This API does not work inside the secure execution environment. /// public void Resize( double width, double height ) { UiaCoreApi.TransformPattern_Resize(_hPattern, width, height); } ////// /// Rotate the element the specified number of degrees. /// /// The requested degrees to rotate the element. A positive number rotates clockwise /// a negative number rotates counter clockwise ////// This API does not work inside the secure execution environment. /// public void Rotate( double degrees ) { UiaCoreApi.TransformPattern_Rotate(_hPattern, degrees); } #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 TransformPatternInformation Cached { get { Misc.ValidateCached(_cached); return new TransformPatternInformation(_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 TransformPatternInformation Current { get { Misc.ValidateCurrent(_hPattern); return new TransformPatternInformation(_el, false); } } #endregion Public Properties //----------------------------------------------------- // // Internal Methods // //----------------------------------------------------- #region Internal Methods internal static object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached) { return new TransformPattern(el, hPattern, cached); } #endregion Internal Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields private SafePatternHandle _hPattern; private bool _cached; #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 TransformPatternInformation { //------------------------------------------------------ // // Constructors // //----------------------------------------------------- #region Constructors internal TransformPatternInformation(AutomationElement el, bool useCache) { _el = el; _useCache = useCache; } #endregion Constructors //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- #region Public Properties ///Returns true if the element can be moved otherwise returns false. /// ////// This API does not work inside the secure execution environment. /// public bool CanMove { get { return (bool)_el.GetPatternPropertyValue(CanMoveProperty, _useCache); } } ////// Returns true if the element can be resized otherwise returns false. /// ////// This API does not work inside the secure execution environment. /// public bool CanResize { get { return (bool)_el.GetPatternPropertyValue(CanResizeProperty, _useCache); } } ////// Returns true if the element can be rotated otherwise returns false. /// ////// This API does not work inside the secure execution environment. /// public bool CanRotate { get { return (bool)_el.GetPatternPropertyValue(CanRotateProperty, _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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