77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// NoesisGUI - http://www.noesisengine.com
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// Copyright (c) 2013 Noesis Technologies S.L. All Rights Reserved.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef __GUI_BASEOBSERVABLECOLLECTION_H__
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#define __GUI_BASEOBSERVABLECOLLECTION_H__
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#include <NsCore/Noesis.h>
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#include <NsGui/CoreApi.h>
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#include <NsGui/BaseCollection.h>
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#include <NsGui/INotifyCollectionChanged.h>
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#include <NsGui/INotifyPropertyChanged.h>
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#include <NsCore/ReflectionDeclare.h>
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#include <NsCore/Delegate.h>
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namespace Noesis
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{
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NS_WARNING_PUSH
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NS_MSVC_WARNING_DISABLE(4251 4275)
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Base class for a dynamic data collection that provides notifications when items get added,
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/// removed, or when the whole list is refreshed.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CORE_API BaseObservableCollection: public BaseCollection,
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public INotifyCollectionChanged, public INotifyPropertyChanged
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{
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public:
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BaseObservableCollection();
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virtual ~BaseObservableCollection() = 0;
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/// Moves the item at the specified index to a new location in the collection
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void Move(uint32_t oldIndex, uint32_t newIndex);
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/// From INotifyCollectionChanged
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//@{
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NotifyCollectionChangedEventHandler& CollectionChanged() final;
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//@}
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/// From INotifyPropertyChanged
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//@{
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PropertyChangedEventHandler& PropertyChanged() final;
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//@}
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NS_IMPLEMENT_INTERFACE_FIXUP
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protected:
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// Allows inheritors to perform specific actions when items are moved
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virtual void MoveItem(int oldIndex, int newIndex);
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/// From BaseCollection
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//@{
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void InsertItem(uint32_t index, BaseComponent* item) override;
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void SetItem(uint32_t index, BaseComponent* item) override;
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void RemoveItem(uint32_t index) override;
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void ClearItems() override;
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//@}
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private:
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NotifyCollectionChangedEventHandler mCollectionChanged;
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PropertyChangedEventHandler mPropertyChanged;
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NS_DECLARE_REFLECTION(BaseObservableCollection, BaseCollection)
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};
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NS_WARNING_POP
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}
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#endif
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