82 lines
2.3 KiB
C
82 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_EVENTTRIGGER_H__
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#define __GUI_EVENTTRIGGER_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/HashMap.h>
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#include <NsCore/String.h>
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#include <NsCore/ReflectionDeclare.h>
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#include <NsGui/BaseTrigger.h>
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#include <NsGui/CoreApi.h>
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namespace Noesis
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{
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class RoutedEvent;
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class FrameworkElement;
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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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/// Represents a trigger that applies a set of actions in response to an event.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.eventtrigger.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CORE_API EventTrigger: public BaseTrigger
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{
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public:
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EventTrigger();
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~EventTrigger();
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/// Gets the collection of BeginStoryboard objects that this EventTrigger maintains
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TriggerActionCollection* GetActions() const;
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/// Gets or sets the name of the event that initiates the trigger
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//@{
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const RoutedEvent* GetRoutedEvent() const;
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void SetRoutedEvent(const RoutedEvent* event);
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//@}
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/// Gets or sets the name of the object with the event that activates this trigger. This is
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/// only used by element triggers or template triggers.
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//@{
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const char* GetSourceName() const;
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void SetSourceName(const char* name);
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//@}
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/// From BaseTrigger
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//@{
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void RegisterEvents(FrameworkElement* target, FrameworkElement* nameScope,
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bool skipSourceName) final;
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void UnregisterEvents(FrameworkElement* target, bool skipSourceName) final;
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void Seal() override;
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//@}
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struct Listener;
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private:
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String mSourceName;
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const RoutedEvent* mRoutedEvent;
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mutable Ptr<TriggerActionCollection> mActions;
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struct ListenerHashKeyInfo;
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typedef HashSet<Listener*, 0, HashBucket_K<Listener*, ListenerHashKeyInfo>> Listeners;
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Listeners mListeners;
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NS_DECLARE_REFLECTION(EventTrigger, BaseTrigger)
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};
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NS_WARNING_POP
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}
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#endif
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