/* -*- 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/frame/XFrame.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/DrawViewMode.hpp>

#include <vcl/commandinfoprovider.hxx>
#include <vcl/toolbox.hxx>

#include <svl/languageoptions.hxx>

#include <svtools/toolbarmenu.hxx>
#include <svtools/valueset.hxx>

#include <xmloff/autolayout.hxx>

#include <strings.hrc>

#include <bitmaps.hlst>
#include <sdresid.hxx>
#include "slidelayoutcontroller.hxx"

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::drawing;
using namespace ::com::sun::star::beans;

namespace sd
{

class LayoutToolbarMenu : public svtools::ToolbarMenu
{
public:
    LayoutToolbarMenu( SlideLayoutController& rController, vcl::Window* pParent, const bool bInsertPage );
    virtual ~LayoutToolbarMenu() override;
    virtual void dispose() override;

protected:
    DECL_LINK( SelectToolbarMenuHdl, ToolbarMenu*, void );
    DECL_LINK( SelectValueSetHdl, ValueSet*, void );
    void SelectHdl(void const *);
private:
    SlideLayoutController& mrController;
    bool const mbInsertPage;
    VclPtr<ValueSet> mpLayoutSet1;
    VclPtr<ValueSet> mpLayoutSet2;
};

struct snewfoil_value_info_layout
{
    const char* msBmpResId;
    const char* mpStrResId;
    AutoLayout const maAutoLayout;
};

static const snewfoil_value_info_layout notes[] =
{
    {BMP_FOILN_01, STR_AUTOLAYOUT_NOTES, AUTOLAYOUT_NOTES},
    {nullptr, nullptr, AUTOLAYOUT_NONE},
};

static const snewfoil_value_info_layout handout[] =
{
    {BMP_FOILH_01, STR_AUTOLAYOUT_HANDOUT1, AUTOLAYOUT_HANDOUT1},
    {BMP_FOILH_02, STR_AUTOLAYOUT_HANDOUT2, AUTOLAYOUT_HANDOUT2},
    {BMP_FOILH_03, STR_AUTOLAYOUT_HANDOUT3, AUTOLAYOUT_HANDOUT3},
    {BMP_FOILH_04, STR_AUTOLAYOUT_HANDOUT4, AUTOLAYOUT_HANDOUT4},
    {BMP_FOILH_06, STR_AUTOLAYOUT_HANDOUT6, AUTOLAYOUT_HANDOUT6},
    {BMP_FOILH_09, STR_AUTOLAYOUT_HANDOUT9, AUTOLAYOUT_HANDOUT9},
    {nullptr, nullptr, AUTOLAYOUT_NONE},
};

static const snewfoil_value_info_layout standard[] =
{
    {BMP_LAYOUT_EMPTY,    STR_AUTOLAYOUT_NONE,                 AUTOLAYOUT_NONE         },
    {BMP_LAYOUT_HEAD03,   STR_AUTOLAYOUT_TITLE,                AUTOLAYOUT_TITLE        },
    {BMP_LAYOUT_HEAD02,   STR_AUTOLAYOUT_CONTENT,              AUTOLAYOUT_TITLE_CONTENT },
    {BMP_LAYOUT_HEAD02A,  STR_AUTOLAYOUT_2CONTENT,             AUTOLAYOUT_TITLE_2CONTENT },
    {BMP_LAYOUT_HEAD01,   STR_AUTOLAYOUT_ONLY_TITLE,           AUTOLAYOUT_TITLE_ONLY   },
    {BMP_LAYOUT_TEXTONLY, STR_AUTOLAYOUT_ONLY_TEXT,            AUTOLAYOUT_ONLY_TEXT    },
    {BMP_LAYOUT_HEAD03B,  STR_AUTOLAYOUT_2CONTENT_CONTENT,     AUTOLAYOUT_TITLE_2CONTENT_CONTENT },
    {BMP_LAYOUT_HEAD03C,  STR_AUTOLAYOUT_CONTENT_2CONTENT,     AUTOLAYOUT_TITLE_CONTENT_2CONTENT },
    {BMP_LAYOUT_HEAD03A,  STR_AUTOLAYOUT_2CONTENT_OVER_CONTENT,AUTOLAYOUT_TITLE_2CONTENT_OVER_CONTENT },
    {BMP_LAYOUT_HEAD02B,  STR_AUTOLAYOUT_CONTENT_OVER_CONTENT, AUTOLAYOUT_TITLE_CONTENT_OVER_CONTENT },
    {BMP_LAYOUT_HEAD04,   STR_AUTOLAYOUT_4CONTENT,             AUTOLAYOUT_TITLE_4CONTENT },
    {BMP_LAYOUT_HEAD06,   STR_AUTOLAYOUT_6CONTENT,             AUTOLAYOUT_TITLE_6CONTENT },
    {nullptr, nullptr, AUTOLAYOUT_NONE}
};

static const snewfoil_value_info_layout v_standard[] =
{
    // vertical
    {BMP_LAYOUT_VERTICAL02, STR_AL_VERT_TITLE_TEXT_CHART,      AUTOLAYOUT_VTITLE_VCONTENT_OVER_VCONTENT   },
    {BMP_LAYOUT_VERTICAL01, STR_AL_VERT_TITLE_VERT_OUTLINE,    AUTOLAYOUT_VTITLE_VCONTENT                 },
    {BMP_LAYOUT_HEAD02,     STR_AL_TITLE_VERT_OUTLINE,         AUTOLAYOUT_TITLE_VCONTENT                  },
    {BMP_LAYOUT_HEAD02A,    STR_AL_TITLE_VERT_OUTLINE_CLIPART, AUTOLAYOUT_TITLE_2VTEXT                    },
    {nullptr, nullptr, AUTOLAYOUT_NONE}
};

static void fillLayoutValueSet( ValueSet* pValue, const snewfoil_value_info_layout* pInfo )
{
    Size aLayoutItemSize;
    for( ; pInfo->mpStrResId; pInfo++ )
    {
        OUString aText(SdResId(pInfo->mpStrResId));
        Image aImg(StockImage::Yes, OUString::createFromAscii(pInfo->msBmpResId));
        pValue->InsertItem(static_cast<sal_uInt16>(pInfo->maAutoLayout)+1, aImg, aText);
        aLayoutItemSize.setWidth( std::max( aLayoutItemSize.Width(),  aImg.GetSizePixel().Width()  ) );
        aLayoutItemSize.setHeight( std::max( aLayoutItemSize.Height(), aImg.GetSizePixel().Height() ) );
    }

    aLayoutItemSize = pValue->CalcItemSizePixel( aLayoutItemSize );
    pValue->SetSizePixel( pValue->CalcWindowSizePixel( aLayoutItemSize ) );
}

LayoutToolbarMenu::LayoutToolbarMenu( SlideLayoutController& rController, vcl::Window* pParent, const bool bInsertPage )
: svtools::ToolbarMenu( rController.getFrameInterface(), pParent, WB_CLIPCHILDREN )
, mrController( rController )
, mbInsertPage( bInsertPage )
, mpLayoutSet1( nullptr )
, mpLayoutSet2( nullptr )
{
    DrawViewMode eMode = DrawViewMode_DRAW;
    Reference< XFrame > xFrame( rController.getFrameInterface() );

    // find out which view is running
    if( xFrame.is() ) try
    {
        Reference< XPropertySet > xControllerSet( xFrame->getController(), UNO_QUERY_THROW );
        xControllerSet->getPropertyValue( "DrawViewMode" ) >>= eMode;
    }
    catch( Exception& )
    {
        OSL_ASSERT(false);
    }

    const sal_Int32 LAYOUT_BORDER_PIX = 7;

    OUString aTitle1( SdResId( STR_GLUE_ESCDIR_HORZ ) );
    OUString aTitle2( SdResId( STR_GLUE_ESCDIR_VERT ) );

    SvtLanguageOptions aLanguageOptions;
    const bool bVerticalEnabled = aLanguageOptions.IsVerticalTextEnabled();

    SetSelectHdl( LINK( this, LayoutToolbarMenu, SelectToolbarMenuHdl ) );

    mpLayoutSet1 = createEmptyValueSetControl();
    mpLayoutSet1->SetSelectHdl( LINK( this, LayoutToolbarMenu, SelectValueSetHdl ) );

    const snewfoil_value_info_layout* pInfo = nullptr;
    sal_Int16 nColCount = 4;
    switch( eMode )
    {
    case DrawViewMode_DRAW: pInfo = &standard[0]; break;
    case DrawViewMode_HANDOUT: pInfo = &handout[0]; nColCount = 2; break;
    case DrawViewMode_NOTES: pInfo = &notes[0]; nColCount = 1; break;
    default: assert(false); // can't happen, will crash later otherwise
    }

    mpLayoutSet1->SetColCount( nColCount );

    fillLayoutValueSet( mpLayoutSet1, pInfo );

    Size aSize( mpLayoutSet1->GetOutputSizePixel() );
    aSize.AdjustWidth((mpLayoutSet1->GetColCount() + 1) * LAYOUT_BORDER_PIX );
    aSize.AdjustHeight((mpLayoutSet1->GetLineCount() +1) * LAYOUT_BORDER_PIX );
    mpLayoutSet1->SetOutputSizePixel( aSize );

    if( bVerticalEnabled && (eMode == DrawViewMode_DRAW) )
        appendEntry( -1, aTitle1 );
    appendEntry( 0, mpLayoutSet1 );

    if( bVerticalEnabled && (eMode == DrawViewMode_DRAW) )
    {
        mpLayoutSet2 = VclPtr<ValueSet>::Create( this, WB_TABSTOP | WB_MENUSTYLEVALUESET | WB_FLATVALUESET | WB_NOBORDER | WB_NO_DIRECTSELECT );

        mpLayoutSet2->SetSelectHdl( LINK( this, LayoutToolbarMenu, SelectValueSetHdl ) );
        mpLayoutSet2->SetColCount( 4 );
        mpLayoutSet2->EnableFullItemMode( false );
        mpLayoutSet2->SetColor( GetControlBackground() );

        fillLayoutValueSet( mpLayoutSet2, &v_standard[0] );

        aSize = mpLayoutSet2->GetOutputSizePixel();
        aSize.AdjustWidth((mpLayoutSet2->GetColCount() + 1) * LAYOUT_BORDER_PIX );
        aSize.AdjustHeight((mpLayoutSet2->GetLineCount() + 1) * LAYOUT_BORDER_PIX );
        mpLayoutSet2->SetOutputSizePixel( aSize );

        appendEntry( -1, aTitle2 );
        appendEntry( 1, mpLayoutSet2 );
    }

    if( eMode == DrawViewMode_DRAW )
    {
        appendSeparator();

        OUString sSlotStr;
        Image aSlotImage;
        if( xFrame.is() )
        {
            if( bInsertPage )
                sSlotStr = ".uno:DuplicatePage";
            else
                sSlotStr = ".uno:Undo";
            aSlotImage = vcl::CommandInfoProvider::GetImageForCommand(sSlotStr, xFrame);

            OUString sSlotTitle;
            if( bInsertPage )
                sSlotTitle = vcl::CommandInfoProvider::GetLabelForCommand( sSlotStr, rController.getModuleName() );
            else
                sSlotTitle = SdResId( STR_RESET_LAYOUT );
            appendEntry( 2, sSlotTitle, aSlotImage);
        }
    }

    SetOutputSizePixel( getMenuSize() );
}

LayoutToolbarMenu::~LayoutToolbarMenu()
{
    disposeOnce();
}

void LayoutToolbarMenu::dispose()
{
    mpLayoutSet1.clear();
    mpLayoutSet2.clear();
    svtools::ToolbarMenu::dispose();
}

IMPL_LINK( LayoutToolbarMenu, SelectValueSetHdl, ValueSet*, pControl, void )
{
    SelectHdl(pControl);
}
IMPL_LINK( LayoutToolbarMenu, SelectToolbarMenuHdl, ToolbarMenu *, pControl, void )
{
    SelectHdl(pControl);
}

void LayoutToolbarMenu::SelectHdl(void const * pControl)
{
    if ( IsInPopupMode() )
        EndPopupMode();

    Sequence< PropertyValue > aArgs;

    AutoLayout eLayout = AUTOLAYOUT_END;

    OUString sCommandURL( mrController.getCommandURL() );

    if( pControl == mpLayoutSet1 )
    {
        eLayout = static_cast< AutoLayout >(mpLayoutSet1->GetSelectedItemId()-1);
    }
    else if( pControl == mpLayoutSet2 )
    {
        eLayout = static_cast< AutoLayout >(mpLayoutSet2->GetSelectedItemId()-1);
    }

    if( eLayout != AUTOLAYOUT_END )
    {
        aArgs = Sequence< PropertyValue >(1);
        aArgs[0].Name = "WhatLayout";
        aArgs[0].Value <<= static_cast<sal_Int32>(eLayout);
    }
    else if( mbInsertPage )
    {
        sCommandURL = ".uno:DuplicatePage";
    }

    mrController.dispatchCommand( sCommandURL, aArgs );
}

/// @throws css::uno::RuntimeException
static OUString SlideLayoutController_getImplementationName()
{
    return OUString( "com.sun.star.comp.sd.SlideLayoutController" );
}

/// @throws RuntimeException
static Sequence< OUString >  SlideLayoutController_getSupportedServiceNames()
{
    Sequence<OUString> aSNS { "com.sun.star.frame.ToolbarController" };
    return aSNS;
}

/// @throws css::uno::RuntimeException
static OUString InsertSlideController_getImplementationName()
{
    return OUString( "com.sun.star.comp.sd.InsertSlideController" );
}

/// @throws RuntimeException
static Sequence< OUString >  InsertSlideController_getSupportedServiceNames()
{
    Sequence<OUString> aSNS { "com.sun.star.frame.ToolbarController" };
    return aSNS;
}

// class SlideLayoutController

SlideLayoutController::SlideLayoutController( const Reference< uno::XComponentContext >& rxContext, const OUString& sCommandURL, bool bInsertPage )
: svt::PopupWindowController( rxContext, Reference< frame::XFrame >(), sCommandURL )
, mbInsertPage( bInsertPage )
{
}

void SAL_CALL SlideLayoutController::initialize( const css::uno::Sequence< css::uno::Any >& aArguments )
{
    svt::PopupWindowController::initialize( aArguments );

    ToolBox* pToolBox = nullptr;
    sal_uInt16 nId = 0;
    if ( getToolboxId( nId, &pToolBox ) )
    {
        if ( mbInsertPage )
            pToolBox->SetItemBits( nId, pToolBox->GetItemBits( nId ) | ToolBoxItemBits::DROPDOWN );
        else
            pToolBox->SetItemBits( nId, pToolBox->GetItemBits( nId ) | ToolBoxItemBits::DROPDOWNONLY );
    }
}

VclPtr<vcl::Window> SlideLayoutController::createPopupWindow( vcl::Window* pParent )
{
    return VclPtr<sd::LayoutToolbarMenu>::Create( *this, pParent, mbInsertPage );
}

// XServiceInfo

OUString SAL_CALL SlideLayoutController::getImplementationName()
{
    if( mbInsertPage )
        return InsertSlideController_getImplementationName();
    else
        return SlideLayoutController_getImplementationName();
}

Sequence< OUString > SAL_CALL SlideLayoutController::getSupportedServiceNames(  )
{
    if( mbInsertPage )
        return InsertSlideController_getSupportedServiceNames();
    else
        return SlideLayoutController_getSupportedServiceNames();
}

}


extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_comp_sd_SlideLayoutController_get_implementation(css::uno::XComponentContext* context,
                                                              css::uno::Sequence<css::uno::Any> const &)
{
    return cppu::acquire(new sd::SlideLayoutController(context, ".uno:AssignLayout", false));
}

extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_comp_sd_InsertSlideController_get_implementation(css::uno::XComponentContext* context,
                                                              css::uno::Sequence<css::uno::Any> const &)
{
    return cppu::acquire(new sd::SlideLayoutController(context, ".uno:InsertPage", true));
}


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