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37 lines
1.4 KiB
C++
37 lines
1.4 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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#include <AzCore/Component/ComponentBus.h>
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////////////////////////////////////////////////////////////////////////////////////////////////////
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//! Interface class that a dynamic layout component needs to implement. A dynamic layout component
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//! clones a prototype element to achieve the desired number of children. The parent is resized
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//! accordingly
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class UiDynamicLayoutInterface
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: public AZ::ComponentBus
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{
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public: // member functions
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virtual ~UiDynamicLayoutInterface() {}
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//! Clone a prototype element or remove cloned elements to end up with the specified number of children
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virtual void SetNumChildElements(int numChildren) = 0;
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public: // static member data
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//! Only one component on a entity can implement the events
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static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Single;
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};
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typedef AZ::EBus<UiDynamicLayoutInterface> UiDynamicLayoutBus;
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