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+/*************************************************************************
+ *
+ * File Name (AccessibleComponent.idl)
+ *
+ * IAccessible2 IDL Specification
+ *
+ * Copyright (c) 2007, 2010 Linux Foundation
+ * Copyright (c) 2006 IBM Corporation
+ * Copyright (c) 2000, 2006 Sun Microsystems, Inc.
+ * All rights reserved.
+ *
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * 3. Neither the name of the Linux Foundation nor the names of its
+ * contributors may be used to endorse or promote products
+ * derived from this software without specific prior written
+ * permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This BSD License conforms to the Open Source Initiative "Simplified
+ * BSD License" as published at:
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * IAccessible2 is a trademark of the Linux Foundation. The IAccessible2
+ * mark may be used in accordance with the Linux Foundation Trademark
+ * Policy to indicate compliance with the IAccessible2 specification.
+ *
+ ************************************************************************/
+
+import "objidl.idl";
+import "oaidl.idl";
+import "oleacc.idl";
+
+/** A value specifying a color in ARGB format, where each 8 bit color component
+specifies alpha, red, green, and blue respectively. The alpha value is optional.
+*/
+typedef long IA2Color;
+
+/** @brief This interface is implemented by any object that can be rendered
+ on the screen.
+
+ This interface provides the standard mechanism for an assistive technology
+ to retrieve information concerning the graphical representation of an object.
+ Coordinates used by the functions of this interface are specified in
+ different coordinate systems. Their scale is the same and is equal to
+ that of the screen coordinate system. In other words all coordinates
+ are measured in pixels. They differ in their respective origin:
+ <ul>
+ <li>The screen coordinate system has its origin in the upper left
+ corner of the current screen.</li>
+ <li>The origin of the parent coordinate system is the upper left corner
+ of the parent's bounding box. With no parent the screen coordinate
+ system is used instead.</li>
+ </ul>
+*/
+[object, uuid(1546D4B0-4C98-4bda-89AE-9A64748BDDE4)]
+interface IAccessibleComponent : IUnknown
+{
+
+ /** @brief Returns the location of the upper left corner of the object's
+ bounding box relative to the immediate parent object.
+
+ The coordinates of the bounding box are given relative to the parent's
+ coordinate system. The coordinates of the returned position are relative
+ to this object's parent or relative to the screen on which this object
+ is rendered if it has no parent. If the object is not on any screen
+ the returned position is (0,0).
+
+ @param [out] x
+ @param [out] y
+ @retval S_OK
+ */
+ [propget] HRESULT locationInParent
+ (
+ [out] long *x,
+ [out, retval] long *y
+ );
+
+ /** @brief Returns the foreground color of this object.
+ @param [out] foreground
+ The returned color is the foreground color of this object or, if
+ that is not supported, the default foreground color.
+ @retval S_OK
+ */
+ [propget] HRESULT foreground
+ (
+ [out, retval] IA2Color *foreground
+ );
+
+ /** @brief Returns the background color of this object.
+ @param [out] background
+ The returned color is the background color of this object or, if
+ that is not supported, the default background color.
+ @retval S_OK
+ */
+ [propget] HRESULT background
+ (
+ [out, retval] IA2Color *background
+ );
+}