Class: TOrderChangeNotification

Declaration: WindowNotification.h

Taxonomy Categories:

Member Functions:

Interface Category:

API.

Inherits From:

TNotification

Inherited By:

None.

Purpose:

TOrderChangeNotification notifies clients when the order of windows or layers changes within a layer.

Instantiation:

Allocate on the heap or the stack.

Deriving Classes:

None.

Concurrency:

Not multithread safe.

Resource Use:

No special requirements.

Member Function: TOrderChangeNotification::TOrderChangeNotification

TOrderChangeNotification ()
TOrderChangeNotification (const TOrderChangeNotification & other)
TOrderChangeNotification (TInterest & theChange, TDequeOf < TLayerableReference > * adoptWindows)

Interface Category:

API.

Purpose:

Default constructor.
Copy constructor.
This is the general use constructor.

Calling Context:

Called by the stream-in operators.
Called to copy an object.
Called by the Window Server before sending notification.

Parameters:

Takes no parameters.
const TOrderChangeNotification & other -The other notification to copy from.
TInterest & theChange -An interest representing this notification and the layer whose order has changed.
TDequeOf < TLayerableReference > * adoptWindows -A deque of TLayerableReference objects in the new order sequence.

Return Value:

None.

Exceptions:

Throws no exceptions, passes all exceptions through.

Concurrency:

Not multithread safe.

Other Considerations:

None.

Member Function: TOrderChangeNotification::~TOrderChangeNotification

virtual ~ TOrderChangeNotification ()

Interface Category:

API.

Purpose:

Destructor.

Calling Context:

Called to destroy an object.

Parameters:

Takes no parameters.

Return Value:

None.

Exceptions:

Throws no exceptions, passes all exceptions through.

Concurrency:

Not multithread safe.

Other Considerations:

None.

Member Function: TOrderChangeNotification::operator=

TOrderChangeNotification & operator =(const TOrderChangeNotification & other)

Interface Category:

API.

Purpose:

Assignment operator.

Calling Context:

Called when an object is assigned to another compatible object.

Parameters:

const TOrderChangeNotification & other -The other notification to copy from for the assignment.

Return Value:

A non-const reference to the left-hand side object.

Exceptions:

Throws no exceptions, passes all exceptions through.

Concurrency:

Not multithread safe.

Other Considerations:

None.

Member Function: TOrderChangeNotification::operator>>=

virtual TStream & operator >>=(TStream &) const

Interface Category:

API.

Purpose:

Stream-out operator.

Calling Context:

Called to stream out data.

Parameters:

TStream & -The stream to which the object is written.

Return Value:

Returns a reference to the stream the object streams itself out to.

Exceptions:

Throws no exceptions, passes all exceptions through.

Concurrency:

Not multithread safe.

Other Considerations:

None.

Member Function: TOrderChangeNotification::operator<<=

virtual TStream & operator <<= (TStream &)

Interface Category:

API.

Purpose:

Stream-in operator.

Calling Context:

Called to stream in data.

Parameters:

TStream & -The stream from which the object is read.

Return Value:

Returns a reference to the stream the object streams itself in from.

Exceptions:

Throws no exceptions, passes all exceptions through.

Concurrency:

Not multithread safe.

Other Considerations:

None.

Member Function: TOrderChangeNotification::CreateChildIterator

TDequeOfIterator < TLayerableReference > * CreateChildIterator () const

Interface Category:

API.

Purpose:

Creates an iterator over the internal deque of layerables. The iterator is used to determine the new layerable order.

Calling Context:

Called by the notification client to get an iterator which is used to determine the new layerable order.

Parameters:

Takes no parameters.

Return Value:

Returns an iterator over a deque of layerable references.

Exceptions:

Throws no exceptions, passes all exceptions through.

Concurrency:

Not multithread safe.

Other Considerations:

None.

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