MRSaveOnClose.h

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#pragma once
 
#include "MRViewerPlugin.h"
#include "MRViewerEventsListener.h"
 
namespace MR
{
 
// this plugin will show a message to the user if she closes the application when something is modified
class MRVIEWER_CLASS SaveOnClosePlugin : public MR::ViewerPlugin, public MultiListener<PreDrawListener,InterruptCloseListener>
{
public:
    MRVIEWER_API virtual void init( Viewer* _viewer ) override;
    MRVIEWER_API virtual void shutdown() override;
 
private:
    virtual void preDraw_() override;
    virtual bool interruptClose_() override;
 
    bool shouldClose_{false};
    bool showCloseModal_{false};
    // how long active modal will blink in seconds
    float activeModalHighlightTimer_{ 0.0f };
};
 
} //namespace MR