// Copyright Epic Games, Inc. All Rights Reserved.

#pragma once

#include "CoreMinimal.h"
#include "Toolkits/IToolkit.h"

/**
 * Base interface class for toolkit hosts
 */
class IToolkitHost
{

public:
    /** Gets a widget that can be used to parent a modal window or pop-up to.  You shouldn't be using this widget for
        anything other than parenting, as the type of widget and behavior/lifespan is completely up to the host. */
    virtual TSharedRef<class SWidget> GetParentWidget() = 0;

    /** Brings this toolkit host's window (and tab, if it has one), to the front */
    virtual void BringToFront() = 0;

    /** Gets a tab stack to place a new tab for the specified toolkit area */
    virtual TSharedRef<class SDockTabStack> GetTabSpot(const EToolkitTabSpot::Type TabSpot) = 0;

    /** Access the toolkit host's tab manager */
    virtual TSharedPtr<class FTabManager> GetTabManager() const = 0;

    /** Called when a toolkit is opened within this host */
    virtual void OnToolkitHostingStarted(const TSharedRef<class IToolkit>& Toolkit) = 0;

    /** Called when a toolkit is no longer being hosted within this host */
    virtual void OnToolkitHostingFinished(const TSharedRef<class IToolkit>& Toolkit) = 0;

    /** @return For world-centric toolkit hosts, gets the UWorld associated with this host */
    virtual class UWorld* GetWorld() const = 0;
};