/* -*- 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 <utility>

#include <ivctrl.hxx>

#include "imivctl.hxx"

#include <vcl/bitmap.hxx>

#include <vcl/commandevent.hxx>

#include <vcl/event.hxx>

#include <vcl/mnemonic.hxx>

#include <vcl/settings.hxx>

#include <vcl/tabctrl.hxx>

#include <vcl/vclevent.hxx>

#include <vcl/uitest/logger.hxx>

#include <vcl/uitest/eventdescription.hxx>

#include <accessibility/accessibleiconchoicectrl.hxx>

using namespace ::com::sun::star::accessibility;

SvxIconChoiceCtrlEntry::SvxIconChoiceCtrlEntry( OUString _aText,

                                                Image _aImage )

    : aImage(std::move(_aImage))

    , aText(std::move(_aText))

    , nX(0)

    , nY(0)

    , nFlags(SvxIconViewFlags::NONE)

{

}

OUString SvxIconChoiceCtrlEntry::GetDisplayText() const

{

    return MnemonicGenerator::EraseAllMnemonicChars( aText );

}

SvtIconChoiceCtrl::SvtIconChoiceCtrl( vcl::Window* pParent, WinBits nWinStyle ) :

     // WB_CLIPCHILDREN on, as ScrollBars lie on the window!

    Control( pParent, nWinStyle | WB_CLIPCHILDREN ),

    _pImpl           ( new SvxIconChoiceCtrl_Impl( this, nWinStyle ) ),

    m_nWidth(-1)

{

    GetOutDev()->SetLineColor();

    _pImpl->InitSettings();

}

Unexecuted instantiation: SvtIconChoiceCtrl::SvtIconChoiceCtrl(vcl::Window*, long)

Unexecuted instantiation: SvtIconChoiceCtrl::SvtIconChoiceCtrl(vcl::Window*, long)

SvtIconChoiceCtrl::~SvtIconChoiceCtrl()

{

    disposeOnce();

}

void SvtIconChoiceCtrl::dispose()

{

    if (_pImpl)

    {

        _pImpl->CallEventListeners( VclEventId::ObjectDying, nullptr );

        _pImpl.reset();

    }

    Control::dispose();

}

SvxIconChoiceCtrlEntry* SvtIconChoiceCtrl::InsertEntry( const OUString& rText, const Image& rImage  )

{

    SvxIconChoiceCtrlEntry* pEntry = new SvxIconChoiceCtrlEntry( rText, rImage);

    _pImpl->InsertEntry(std::unique_ptr<SvxIconChoiceCtrlEntry>(pEntry), _pImpl->GetEntryCount());

    return pEntry;

}

void SvtIconChoiceCtrl::RemoveEntry(sal_Int32 nIndex)

{

    _pImpl->RemoveEntry(nIndex);

}

void SvtIconChoiceCtrl::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)

{

    _pImpl->Paint(rRenderContext, rRect);

}

void SvtIconChoiceCtrl::MouseButtonDown( const MouseEvent& rMEvt )

{

    if( !_pImpl->MouseButtonDown( rMEvt ) )

        Control::MouseButtonDown( rMEvt );

}

void SvtIconChoiceCtrl::MouseMove( const MouseEvent& rMEvt )

{

    if( !_pImpl->MouseMove( rMEvt ) )

        Control::MouseMove( rMEvt );

}

void SvtIconChoiceCtrl::ArrangeIcons()

{

    Size aFullSize;

    tools::Rectangle aEntryRect;

    for ( sal_Int32 i = 0; i < GetEntryCount(); i++ )

    {

        SvxIconChoiceCtrlEntry* pEntry = GetEntry ( i );

        aEntryRect = _pImpl->GetEntryBoundRect ( pEntry );

        aFullSize.setHeight ( aFullSize.getHeight()+aEntryRect.GetHeight() );

    }

    _pImpl->Arrange(aFullSize.getHeight());

    _pImpl->Arrange(1000);

}

long SvtIconChoiceCtrl::AdjustWidth(const long nWidth)

{

    const long cMargin = 9;

    if (nWidth + cMargin > m_nWidth)

    {

        m_nWidth = nWidth + cMargin;

        this->set_width_request(m_nWidth);

        _pImpl->SetGrid(Size(m_nWidth, 32));

    }

    return m_nWidth - cMargin;

}

void SvtIconChoiceCtrl::Resize()

{

    _pImpl->Resize();

    Control::Resize();

}

void SvtIconChoiceCtrl::GetFocus()

{

    _pImpl->GetFocus();

    Control::GetFocus();

}

void SvtIconChoiceCtrl::LoseFocus()

{

    if (_pImpl)

        _pImpl->LoseFocus();

    Control::LoseFocus();

}

void SvtIconChoiceCtrl::SetFont(const vcl::Font& rFont)

{

    if (rFont != GetFont())

    {

        Control::SetFont(rFont);

        _pImpl->FontModified();

    }

}

void SvtIconChoiceCtrl::SetPointFont(const vcl::Font& rFont)

{

    if (rFont != GetPointFont(*GetOutDev())) //FIXME

    {

        Control::SetPointFont(*GetOutDev(), rFont); //FIXME

        _pImpl->FontModified();

    }

}

void SvtIconChoiceCtrl::Command(const CommandEvent& rCEvt)

{

    _pImpl->Command( rCEvt );

    //pass at least alt press/release to parent impl

    if (rCEvt.GetCommand() == CommandEventId::ModKeyChange)

        Control::Command(rCEvt);

}

sal_Int32 SvtIconChoiceCtrl::GetEntryCount() const

{

    return _pImpl ? _pImpl->GetEntryCount() : 0;

}

SvxIconChoiceCtrlEntry* SvtIconChoiceCtrl::GetEntry( sal_Int32 nPos ) const

{

    return _pImpl ? _pImpl->GetEntry( nPos ) : nullptr;

}

SvxIconChoiceCtrlEntry* SvtIconChoiceCtrl::GetSelectedEntry() const

{

    return _pImpl ? _pImpl->GetFirstSelectedEntry() : nullptr;

}

void SvtIconChoiceCtrl::ClickIcon()

{

    GetSelectedEntry();

    _aClickIconHdl.Call( this );

}

void SvtIconChoiceCtrl::KeyInput( const KeyEvent& rKEvt )

{

    bool bKeyUsed = DoKeyInput( rKEvt );

    if ( !bKeyUsed )

    {

        Control::KeyInput( rKEvt );

    }

}

bool SvtIconChoiceCtrl::DoKeyInput( const KeyEvent& rKEvt )

{

    return _pImpl->KeyInput( rKEvt );

}

sal_Int32 SvtIconChoiceCtrl::GetEntryListPos( SvxIconChoiceCtrlEntry const * pEntry ) const

{

    return _pImpl->GetEntryListPos( pEntry );

}

SvxIconChoiceCtrlEntry* SvtIconChoiceCtrl::GetCursor( ) const

{

    return _pImpl->GetCurEntry( );

}

void SvtIconChoiceCtrl::SetCursor( SvxIconChoiceCtrlEntry* pEntry )

{

    _pImpl->SetCursor( pEntry );

}

void SvtIconChoiceCtrl::DataChanged( const DataChangedEvent& rDCEvt )

{

    if ( ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) ||

         (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||

         (rDCEvt.GetType() == DataChangedEventType::FONTS) ) &&

         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )

    {

        _pImpl->InitSettings();

        Invalidate(InvalidateFlags::NoChildren);

    }

    else

        Control::DataChanged( rDCEvt );

}

void SvtIconChoiceCtrl::SetBackground( const Wallpaper& rPaper )

{

    if( rPaper == GetBackground() )

        return;

    const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();

    // if it is the default (empty) wallpaper

    if (rPaper.IsEmpty())

    {

        Control::SetBackground( rStyleSettings.GetFieldColor() );

    }

    else

    {

        Wallpaper aBackground( rPaper );

        // HACK, as background might be transparent!

        if( !aBackground.IsBitmap() )

            aBackground.SetStyle( WallpaperStyle::Tile );

        WallpaperStyle eStyle = aBackground.GetStyle();

        Color aBack( aBackground.GetColor());

        if( aBack == COL_TRANSPARENT &&

            (!aBackground.IsBitmap() ||

             aBackground.GetBitmap().HasAlpha() ||

             (eStyle != WallpaperStyle::Tile && eStyle != WallpaperStyle::Scale)) )

        {

            aBackground.SetColor( rStyleSettings.GetFieldColor() );

        }

        if( aBackground.IsScrollable() )

        {

            tools::Rectangle aRect;

            aRect.SetSize( Size(32765, 32765) );

            aBackground.SetRect( aRect );

        }

        else

        {

            tools::Rectangle aRect( _pImpl->GetOutputRect() );

            aBackground.SetRect( aRect );

        }

        Control::SetBackground( aBackground );

    }

    // If text colors are attributed "hard," don't use automatism to select

    // a readable text color.

    vcl::Font aFont( GetFont() );

    aFont.SetColor( rStyleSettings.GetFieldTextColor() );

    SetFont( aFont );

    Invalidate(InvalidateFlags::NoChildren);

}

void SvtIconChoiceCtrl::RequestHelp( const HelpEvent& rHEvt )

{

    if ( !_pImpl->RequestHelp( rHEvt ) )

        Control::RequestHelp( rHEvt );

}

tools::Rectangle SvtIconChoiceCtrl::GetBoundingBox( SvxIconChoiceCtrlEntry* pEntry ) const

{

    return _pImpl->GetEntryBoundRect( pEntry );

}

void SvtIconChoiceCtrl::FillLayoutData() const

{

    CreateLayoutData();

    const_cast<SvtIconChoiceCtrl*>(this)->Invalidate();

}

tools::Rectangle SvtIconChoiceCtrl::GetEntryCharacterBounds( const sal_Int32 _nEntryPos, const sal_Int32 _nCharacterIndex ) const

{

    tools::Rectangle aRect;

    Pair aEntryCharacterRange = GetLineStartEnd( _nEntryPos );

    if ( aEntryCharacterRange.A() + _nCharacterIndex < aEntryCharacterRange.B() )

    {

        aRect = GetCharacterBounds( aEntryCharacterRange.A() + _nCharacterIndex );

    }

    return aRect;

}

void SvtIconChoiceCtrl::CallImplEventListeners(VclEventId nEvent, void* pData)

{

    CallEventListeners(nEvent, pData);

}

rtl::Reference<comphelper::OAccessible> SvtIconChoiceCtrl::CreateAccessible()

{

    return new AccessibleIconChoiceCtrl(*this);

}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */