* @obj: a pointer to an object implementing #AccessibleComponent on which to operate.
*
* Increment the reference count for an #AccessibleComponent.
* @obj: a pointer to an object implementing #AccessibleComponent on which to operate.
*
* Increment the reference count for an #AccessibleComponent.
* @obj: a pointer to the object implementing #AccessibleComponent on which to operate.
*
* Decrement the reference count for an #AccessibleComponent.
* @obj: a pointer to the object implementing #AccessibleComponent on which to operate.
*
* Decrement the reference count for an #AccessibleComponent.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a #long specifying the x coordinate in question.
* @y: a #long specifying the y coordinate in question.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a #long specifying the x coordinate in question.
* @y: a #long specifying the y coordinate in question.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a #long specifying the x coordinate of the point in question.
* @y: a #long specifying the y coordinate of the point in question.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a #long specifying the x coordinate of the point in question.
* @y: a #long specifying the y coordinate of the point in question.
* Returns: a pointer to an #Accessible child of the specified component which
* contains the point (@x, @y), or NULL of no child contains the point.
**/
* Returns: a pointer to an #Accessible child of the specified component which
* contains the point (@x, @y), or NULL of no child contains the point.
**/
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a pointer to a #long into which the minimum x coordinate will be returned.
* @y: a pointer to a #long into which the minimum y coordinate will be returned.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a pointer to a #long into which the minimum x coordinate will be returned.
* @y: a pointer to a #long into which the minimum y coordinate will be returned.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a pointer to a #long into which the minimum x coordinate will be returned.
* @y: a pointer to a #long into which the minimum y coordinate will be returned.
* @obj: a pointer to the #AccessibleComponent to query.
* @x: a pointer to a #long into which the minimum x coordinate will be returned.
* @y: a pointer to a #long into which the minimum y coordinate will be returned.
* @obj: a pointer to the #AccessibleComponent to query.
* @width: a pointer to a #long into which the x extents (width) will be returned.
* @height: a pointer to a #long into which the y extents (height) will be returned.
* @obj: a pointer to the #AccessibleComponent to query.
* @width: a pointer to a #long into which the x extents (width) will be returned.
* @height: a pointer to a #long into which the y extents (height) will be returned.