/* -*- 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 .

 */

#pragma once

#include <vcl/sysdata.hxx>

#include <salframe.hxx>

#include <vector>

#ifdef IOS

#include <quartz/salgdi.h>

#define SvpSalInstance AquaSalInstance

#define SvpSalGraphics AquaSalGraphics

#endif

class SvpSalInstance;

class SvpSalGraphics;

class SvpSalFrame : public SalFrame

{

    SvpSalInstance*                     m_pInstance;

    SvpSalFrame*                        m_pParent;       // pointer to parent frame

    std::vector< SvpSalFrame* >         m_aChildren;     // Vector of child frames

    SalFrameStyleFlags                  m_nStyle;

    bool                                m_bVisible;

#ifndef IOS

    cairo_surface_t*                    m_pSurface;

#endif

    tools::Long                                m_nMinWidth;

    tools::Long                                m_nMinHeight;

    tools::Long                                m_nMaxWidth;

    tools::Long                                m_nMaxHeight;

    SystemEnvData                       m_aSystemChildData;

    std::vector< SvpSalGraphics* >      m_aGraphics;

    static SvpSalFrame*       s_pFocusFrame;

    OUString m_sTitle;

public:

    SvpSalFrame( SvpSalInstance* pInstance,

                 SalFrame* pParent,

                 SalFrameStyleFlags nSalFrameStyle );

    virtual ~SvpSalFrame() override;

    void GetFocus();

    void LoseFocus();

    void PostPaint() const;

    const OUString& title() const { return m_sTitle; }

    SalFrameStyleFlags style() const { return m_nStyle; }

    bool isVisible() const { return m_bVisible; }

    bool hasFocus() const { return s_pFocusFrame == this; }

    // SalFrame

    virtual SalGraphics*        AcquireGraphics() override;

    virtual void                ReleaseGraphics( SalGraphics* pGraphics ) override;

    virtual bool                PostEvent(std::unique_ptr<ImplSVEvent> pData) override;

    virtual void                SetTitle( const OUString& rTitle ) override;

    virtual void                SetIcon( sal_uInt16 nIcon ) override;

    virtual void                SetMenu( SalMenu* pMenu ) override;

    virtual void                SetExtendedFrameStyle( SalExtStyle nExtStyle ) override;

    virtual void                Show( bool bVisible, bool bNoActivate = false ) override;

    virtual void                SetMinClientSize( tools::Long nWidth, tools::Long nHeight ) override;

    virtual void                SetMaxClientSize( tools::Long nWidth, tools::Long nHeight ) override;

    virtual void                SetPosSize( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, sal_uInt16 nFlags ) override;

    virtual void                GetClientSize( tools::Long& rWidth, tools::Long& rHeight ) override;

    virtual void                GetWorkArea( AbsoluteScreenPixelRectangle& rRect ) override;

    virtual SalFrame*           GetParent() const override;

    virtual void SetWindowState(const vcl::WindowData*) override;

    virtual bool GetWindowState(vcl::WindowData*) override;

    virtual void                ShowFullScreen( bool bFullScreen, sal_Int32 nDisplay ) override;

    virtual void                StartPresentation( bool bStart ) override;

    virtual void                SetAlwaysOnTop( bool bOnTop ) override;

    virtual void                ToTop( SalFrameToTop nFlags ) override;

    virtual void                SetPointer( PointerStyle ePointerStyle ) override;

    virtual void                CaptureMouse( bool bMouse ) override;

    virtual void                SetPointerPos( tools::Long nX, tools::Long nY ) override;

    using SalFrame::Flush;

    virtual void                Flush() override;

    virtual void                SetInputContext( SalInputContext* pContext ) override;

    virtual void                EndExtTextInput( EndExtTextInputFlags nFlags ) override;

    virtual OUString            GetKeyName( sal_uInt16 nKeyCode ) override;

    virtual bool                MapUnicodeToKeyCode( sal_Unicode aUnicode, LanguageType aLangType, vcl::KeyCode& rKeyCode ) override;

    virtual LanguageType        GetInputLanguage() override;

    virtual void                UpdateSettings( AllSettings& rSettings ) override;

    virtual void                Beep() override;

    virtual const SystemEnvData& GetSystemData() const override;

    virtual SalPointerState     GetPointerState() override;

    virtual KeyIndicatorState   GetIndicatorState() override;

    virtual void                SimulateKeyPress( sal_uInt16 nKeyCode ) override;

    virtual void                SetParent( SalFrame* pNewParent ) override;

    virtual void                SetPluginParent( SystemParentData* pNewParent ) override;

    virtual void                ResetClipRegion() override;

    virtual void                BeginSetClipRegion( sal_uInt32 nRects ) override;

    virtual void                UnionClipRegion( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight ) override;

    virtual void                EndSetClipRegion() override;

    /*TODO: functional implementation */

    virtual void                SetScreenNumber( unsigned int ) override {}

    virtual void                SetApplicationID(const OUString &) override {}

private:

    basegfx::B2IVector GetSurfaceFrameSize() const;

};

template <typename charT, typename traits>

inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,

                                                     const SvpSalFrame& frame)

{

    stream << &frame << " (vis " << frame.isVisible() <<  " focus " << frame.hasFocus();

    stream << " style " << std::hex << std::setfill('0') << std::setw(8) << static_cast<sal_uInt32>(frame.style());

    OUString sTitle = frame.title();

    if (!sTitle.isEmpty())

        stream << " '" << sTitle << "'";

    stream << ")";

    return stream;

}

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