/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>

#include <PresentationViewShell.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/objface.hxx>
#include <sfx2/viewfrm.hxx>
#include <svx/svxids.hrc>
#include <svx/ruler.hxx>
#include <FrameView.hxx>
#include <DrawDocShell.hxx>
#include <slideshow.hxx>
#include <app.hrc>
#include <ViewShellBase.hxx>

#include <fupoor.hxx>
#include <Window.hxx>

#define ShellClass_PresentationViewShell
using namespace sd;
#include <sdslots.hxx>

namespace sd {

SFX_IMPL_INTERFACE(PresentationViewShell, DrawViewShell)

void PresentationViewShell::InitInterface_Impl()
{
    GetStaticInterface()->RegisterObjectBar(SFX_OBJECTBAR_TOOLS, SfxVisibilityFlags::Standard | SfxVisibilityFlags::FullScreen | SfxVisibilityFlags::Server,
                                            ToolbarId::Draw_Toolbox_Sd);
    GetStaticInterface()->RegisterObjectBar(SFX_OBJECTBAR_APPLICATION, SfxVisibilityFlags::Standard | SfxVisibilityFlags::Client | SfxVisibilityFlags::Viewer | SfxVisibilityFlags::ReadonlyDoc,
                                            ToolbarId::Draw_Viewer_Toolbox);
    GetStaticInterface()->RegisterObjectBar(SFX_OBJECTBAR_OPTIONS, SfxVisibilityFlags::Standard | SfxVisibilityFlags::Server,
                                            ToolbarId::Draw_Options_Toolbox);
    GetStaticInterface()->RegisterObjectBar(SFX_OBJECTBAR_COMMONTASK, SfxVisibilityFlags::Standard | SfxVisibilityFlags::Server,
                                            ToolbarId::Draw_CommonTask_Toolbox);
}


PresentationViewShell::PresentationViewShell( ViewShellBase& rViewShellBase, vcl::Window* pParentWindow, FrameView* pFrameView)
    : DrawViewShell(rViewShellBase, pParentWindow, PageKind::Standard, pFrameView)
    , mnAbortSlideShowEvent(nullptr)
{
    if( GetDocSh() && GetDocSh()->GetCreateMode() == SfxObjectCreateMode::EMBEDDED )
        maOldVisArea = GetDocSh()->GetVisArea( ASPECT_CONTENT );
    meShellType = ST_PRESENTATION;
}

PresentationViewShell::~PresentationViewShell()
{
    if (mnAbortSlideShowEvent)
        Application::RemoveUserEvent(mnAbortSlideShowEvent);

    if( GetDocSh() && GetDocSh()->GetCreateMode() == SfxObjectCreateMode::EMBEDDED && !maOldVisArea.IsEmpty() )
        GetDocSh()->SetVisArea( maOldVisArea );
}

void PresentationViewShell::FinishInitialization( FrameView* pFrameView )
{
    DrawViewShell::Init(true);

    // Use the frame view that comes form the view shell that initiated our
    // creation.
    if (pFrameView != nullptr)
    {
        GetFrameView()->Disconnect();
        SetFrameView (pFrameView);
        pFrameView->Connect();
    }
    SetRuler(false);
    WriteFrameViewData();

    GetActiveWindow()->GrabFocus();
}

VclPtr<SvxRuler> PresentationViewShell::CreateHRuler(::sd::Window*)
{
    return nullptr;
}

VclPtr<SvxRuler> PresentationViewShell::CreateVRuler(::sd::Window*)
{
    return nullptr;
}

IMPL_LINK_NOARG(PresentationViewShell, AbortSlideShowHdl, void*, void)
{
    mnAbortSlideShowEvent = nullptr;
    rtl::Reference<SlideShow> xSlideShow(SlideShow::GetSlideShow(GetViewShellBase()));
    if (xSlideShow.is())
        xSlideShow->end();
}

void PresentationViewShell::Activate( bool bIsMDIActivate )
{
    DrawViewShell::Activate( bIsMDIActivate );

    if( bIsMDIActivate )
    {
        SfxBoolItem aItem( SID_NAVIGATOR_INIT, true );

        GetViewFrame()->GetDispatcher()->ExecuteList(SID_NAVIGATOR_INIT,
                SfxCallMode::ASYNCHRON | SfxCallMode::RECORD, { &aItem });

        rtl::Reference< SlideShow > xSlideShow( SlideShow::GetSlideShow( GetViewShellBase() ) );
        if( xSlideShow.is() )
        {
            bool bSuccess = xSlideShow->activate(GetViewShellBase());
            if (!bSuccess)
            {
                /* tdf#64711 PresentationViewShell is deleted by 'end' due to end closing
                   the object shell. So if we call xSlideShow->end during Activate there are
                   a lot of places in the call stack of Activate which understandable don't
                   expect this ViewShell to be deleted during use. Defer to the next event
                   loop the abort of the slideshow
                */
                if (!mnAbortSlideShowEvent)
                    mnAbortSlideShowEvent = Application::PostUserEvent(LINK(this, PresentationViewShell, AbortSlideShowHdl));
            }
        }

        if( HasCurrentFunction() )
            GetCurrentFunction()->Activate();

        ReadFrameViewData(mpFrameView);
    }

    GetDocSh()->Connect( this );
}

void PresentationViewShell::Paint( const ::tools::Rectangle& /*rRect*/, ::sd::Window* )
{
    rtl::Reference< SlideShow > xSlideShow( SlideShow::GetSlideShow( GetViewShellBase() ) );
    if( xSlideShow.is() )
        xSlideShow->paint();
}

void PresentationViewShell::Resize()
{
    ViewShell::Resize(); // do not call DrawViewShell here!

    rtl::Reference< sd::SlideShow > xSlideshow( SlideShow::GetSlideShow( GetViewShellBase() ) );
    if( xSlideshow.is() )
        xSlideshow->resize(maViewSize);
}

} // end of namespace sd

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