You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
52 lines
2.3 KiB
C++
52 lines
2.3 KiB
C++
/*
|
|
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
|
|
* its licensors.
|
|
*
|
|
* For complete copyright and license terms please see the LICENSE at the root of this
|
|
* distribution (the "License"). All use of this software is governed by the License,
|
|
* or, if provided, by the license below or the license accompanying this file. Do not
|
|
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
*
|
|
*/
|
|
#pragma once
|
|
|
|
#include <AzCore/Component/ComponentBus.h>
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
class UiLayoutManagerInterface
|
|
: public AZ::ComponentBus
|
|
{
|
|
public: // member functions
|
|
|
|
virtual ~UiLayoutManagerInterface() {}
|
|
|
|
public: // static member data
|
|
|
|
//! Mark an element to recompute its layout. This is called when something that affects the layout
|
|
//! has been modified. (ex. layout element size changed, layout element property changed, layout
|
|
//! element child count changed.)
|
|
virtual void MarkToRecomputeLayout(AZ::EntityId entityId) = 0;
|
|
|
|
//! Mark the specified element's parent to recompute its layout. The parent uses its child's layout
|
|
//! cell values to calculate its layout, so this is called when something that affects the
|
|
//! child's layout cell values has been modified. (ex. child's layout cell property changed.)
|
|
//! Since a child's layout cell values may affect its parent's layout cell values, the top level parent
|
|
//! is marked
|
|
virtual void MarkToRecomputeLayoutsAffectedByLayoutCellChange(AZ::EntityId entityId, bool isDefaultLayoutCell) = 0;
|
|
|
|
//! Unmark all elements from needing to recompute their layouts
|
|
virtual void UnmarkAllLayouts() = 0;
|
|
|
|
//! Recompute layouts of marked elements and clear the marked layout list
|
|
virtual void RecomputeMarkedLayouts() = 0;
|
|
|
|
//! Compute the layout for the specified element and its descendants
|
|
virtual void ComputeLayoutForElementAndDescendants(AZ::EntityId entityId) = 0;
|
|
|
|
//! Only one component on a entity can implement the events
|
|
static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Single;
|
|
};
|
|
|
|
typedef AZ::EBus<UiLayoutManagerInterface> UiLayoutManagerBus;
|