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o3de/Code/Legacy/CryCommon/LyShine/Bus/UiDynamicLayoutBus.h
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Steve Pham b4a2edec6a Final update copyright headers to reference license files at the repo root (#1693)
* Final update copyright headers to reference license files at the repo root

Signed-off-by: spham <spham@amazon.com>

* Fix copyright validator unit tests to support the stale O3DE header scenario

Signed-off-by: spham <spham@amazon.com>
2021-06-30 19:51:55 -07:00

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/*
* Copyright (c) Contributors to the Open 3D Engine Project. For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <AzCore/Component/ComponentBus.h>
////////////////////////////////////////////////////////////////////////////////////////////////////
//! Interface class that a dynamic layout component needs to implement. A dynamic layout component
//! clones a prototype element to achieve the desired number of children. The parent is resized
//! accordingly
class UiDynamicLayoutInterface
: public AZ::ComponentBus
{
public: // member functions
virtual ~UiDynamicLayoutInterface() {}
//! Clone a prototype element or remove cloned elements to end up with the specified number of children
virtual void SetNumChildElements(int numChildren) = 0;
public: // static member data
//! Only one component on a entity can implement the events
static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Single;
};
typedef AZ::EBus<UiDynamicLayoutInterface> UiDynamicLayoutBus;