/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the Collabora Office 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 <sal/log.hxx>
#include <vcl/svapp.hxx>
#include <vcl/wrkwin.hxx>
// declare system types in sysdata.hxx
#include <vcl/sysdata.hxx>
#include <com/sun/star/lang/XComponent.hpp>

#include <svdata.hxx>
#include <salframe.hxx>
#include <brdwin.hxx>
#include <window.h>

void WorkWindow::ImplInitWorkWindowData()
{
    mnIcon                  = 0; // Should be removed in the next top level update - now in SystemWindow
    mbFullScreenMode        = false;
}

void WorkWindow::ImplInit( vcl::Window* pParent, WinBits nStyle, SystemParentData* pSystemParentData )
{
    BorderWindowStyle nFrameStyle = BorderWindowStyle::Frame;
    if ( nStyle & WB_APP )
        nFrameStyle |= BorderWindowStyle::App;

    VclPtrInstance<ImplBorderWindow> pBorderWin( pParent, pSystemParentData, nStyle, nFrameStyle );
    Window::ImplInit( pBorderWin, nStyle & (WB_3DLOOK | WB_CLIPCHILDREN | WB_DIALOGCONTROL | WB_SYSTEMFLOATWIN), nullptr );
    pBorderWin->mpWindowImpl->mpClientWindow = this;
    pBorderWin->GetBorder( mpWindowImpl->mnLeftBorder, mpWindowImpl->mnTopBorder, mpWindowImpl->mnRightBorder, mpWindowImpl->mnBottomBorder );
    mpWindowImpl->mpBorderWindow  = pBorderWin;

    // mpWindowImpl->mpRealParent    = pParent; // should actually be set, but is not set due to errors with the menubar!!

    if ( nStyle & WB_APP )
    {
        ImplSVData* pSVData = ImplGetSVData();
        SAL_WARN_IF(pSVData->maFrameData.mpAppWin, "vcl",
                    "WorkWindow::WorkWindow(): More than one window with style WB_APP");
        pSVData->maFrameData.mpAppWin = this;
    }

    SetActivateMode( ActivateModeFlags::GrabFocus );
}

void WorkWindow::ImplInit( vcl::Window* pParent, WinBits nStyle, const cpo::uno::Any& aSystemWorkWindowToken )
{
    if( aSystemWorkWindowToken.hasValue() )
    {
        cpo::uno::Sequence< sal_Int8 > aSeq;
        aSystemWorkWindowToken >>= aSeq;
        SystemParentData* pData = reinterpret_cast<SystemParentData*>(aSeq.getArray());
        SAL_WARN_IF( aSeq.getLength() != sizeof( SystemParentData ) || pData->nSize != sizeof( SystemParentData ), "vcl", "WorkWindow::WorkWindow( vcl::Window*, const Any&, WinBits ) called with invalid Any" );
        // init with style 0 as does WorkWindow::WorkWindow( SystemParentData* );
        ImplInit( pParent, 0, pData );
    }
    else
        ImplInit( pParent, nStyle );
}

WorkWindow::WorkWindow( WindowType eType ) :
    SystemWindow( eType, "vcl::WorkWindow maLayoutIdle" )
{
    ImplInitWorkWindowData();
}

WorkWindow::WorkWindow( vcl::Window* pParent, WinBits nStyle ) :
    SystemWindow( WindowType::WORKWINDOW, "vcl::WorkWindow maLayoutIdle" )
{
    ImplInitWorkWindowData();
    ImplInit( pParent, nStyle );
}

WorkWindow::WorkWindow( vcl::Window* pParent, const cpo::uno::Any& aSystemWorkWindowToken, WinBits nStyle ) :
    SystemWindow( WindowType::WORKWINDOW, "vcl::WorkWindow maLayoutIdle" )
{
    ImplInitWorkWindowData();
    mbSysChild = true;
    ImplInit( pParent, nStyle, aSystemWorkWindowToken );
}

WorkWindow::WorkWindow( SystemParentData* pParent ) :
    SystemWindow( WindowType::WORKWINDOW, "vcl::WorkWindow maLayoutIdle" )
{
    ImplInitWorkWindowData();
    mbSysChild = true;
    ImplInit( nullptr, 0, pParent );
}

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

void WorkWindow::dispose()
{
    ImplSVData* pSVData = ImplGetSVData();
    if (pSVData->maFrameData.mpAppWin == this)
    {
        pSVData->maFrameData.mpAppWin = nullptr;
        Application::Quit();
    }
    SystemWindow::dispose();
}

void WorkWindow::ShowFullScreenMode( bool bFullScreenMode )
{
    return ShowFullScreenMode( bFullScreenMode, GetScreenNumber());
}

void WorkWindow::ShowFullScreenMode( bool bFullScreenMode, sal_Int32 nDisplayScreen )
{
    if ( !mbFullScreenMode == !bFullScreenMode )
        return;

    mbFullScreenMode = bFullScreenMode;
    if ( mbSysChild )
        return;

    mpWindowImpl->mpFrameWindow->mpWindowImpl->mbWaitSystemResize = true;
    ImplGetFrame()->ShowFullScreen( bFullScreenMode, nDisplayScreen );
}

bool WorkWindow::IsMinimized() const
{
    vcl::WindowData aData;
    if (mpWindowImpl->mpFrame->GetWindowState(&aData))
        return bool(aData.state() & vcl::WindowState::Minimized);
    else
        return false;
}

void WorkWindow::SetPluginParent( SystemParentData* pParent )
{
    SAL_WARN_IF( mbFullScreenMode, "vcl", "SetPluginParent in fullscreen or presentation mode !" );

    bool bWasDnd = Window::ImplStopDnd();

    bool bShown = IsVisible();
    Show( false );
    mpWindowImpl->mpFrame->SetPluginParent( pParent );
    Show( bShown );

    if( bWasDnd )
        Window::ImplStartDnd();
}

void WorkWindow::ImplSetFrameState(vcl::WindowState aFrameState )
{
    vcl::WindowData aState;
    aState.setMask(vcl::WindowDataMask::State);
    aState.setState(aFrameState);
    mpWindowImpl->mpFrame->SetWindowState(&aState);
}

void WorkWindow::Minimize()
{
    ImplSetFrameState( vcl::WindowState::Minimized );
}

void WorkWindow::Restore()
{
    ImplSetFrameState( vcl::WindowState::Normal );
}

bool WorkWindow::Close()
{
    bool bCanClose = SystemWindow::Close();

    // if it's the application window then close the application
    if (bCanClose && (ImplGetSVData()->maFrameData.mpAppWin == this))
        Application::Quit();

    return bCanClose;
}

void WorkWindow::Maximize( bool bMaximize )
{
    ImplSetFrameState( bMaximize ? vcl::WindowState::Maximized : vcl::WindowState::Normal );
}

bool WorkWindow::IsMaximized() const
{
    bool bRet = false;

    vcl::WindowData aState;
    if( mpWindowImpl->mpFrame->GetWindowState( &aState ) )
    {
        if( aState.state() & (vcl::WindowState::Maximized          |
                              vcl::WindowState::MaximizedHorz     |
                              vcl::WindowState::MaximizedVert ) )
            bRet = true;
    }
    return bRet;
}

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