/* -*- 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 <sfx2/bindings.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/viewfrm.hxx>
#include <svl/slstitm.hxx>
#include <svl/stritem.hxx>
#include <vcl/msgbox.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>
#include "navipi.hxx"
#include "popmenu.hxx"
#include "scresid.hxx"
#include "sc.hrc"
#include "globstr.hrc"

// class ScScenarioWindow ------------------------------------------------

ScScenarioListBox::ScScenarioListBox( ScScenarioWindow& rParent ) :
    ListBox( &rParent, WB_BORDER | WB_TABSTOP ),
    mrParent( rParent )
{
    vcl::Font aFont( GetFont() );
    aFont.SetTransparent( true );
    aFont.SetWeight( WEIGHT_LIGHT );
    SetFont( aFont );
}

ScScenarioListBox::~ScScenarioListBox()
{
}

void ScScenarioListBox::UpdateEntries( const std::vector<OUString> &aNewEntryList )
{
    Clear();
    maEntries.clear();

    switch( aNewEntryList.size() )
    {
        case 0:
            // no scenarios in current sheet
            mrParent.SetComment( EMPTY_OUSTRING );
        break;

        case 1:
            // sheet is a scenario container, comment only
            mrParent.SetComment( aNewEntryList[0] );
        break;

        default:
        {
            // sheet contains scenarios
            OSL_ENSURE( aNewEntryList.size() % 3 == 0, "ScScenarioListBox::UpdateEntries - wrong list size" );
            SetUpdateMode( false );

            std::vector<OUString>::const_iterator iter;
            for (iter = aNewEntryList.begin(); iter != aNewEntryList.end(); ++iter)
            {
                ScenarioEntry aEntry;

                // first entry of a triple is the scenario name
                aEntry.maName = *iter;

                // second entry of a triple is the scenario comment
                ++iter;
                aEntry.maComment = *iter;

                // third entry of a triple is the protection ("0" = not protected, "1" = protected)
                ++iter;
                aEntry.mbProtected = !(*iter).isEmpty() && (*iter)[0] != '0';

                maEntries.push_back( aEntry );
                InsertEntry( aEntry.maName, LISTBOX_APPEND );
            }
            SetUpdateMode( true );
            SetNoSelection();
            mrParent.SetComment( EMPTY_OUSTRING );
        }
    }
}

void ScScenarioListBox::Select()
{
    if( const ScenarioEntry* pEntry = GetSelectedEntry() )
        mrParent.SetComment( pEntry->maComment );
}

void ScScenarioListBox::DoubleClick()
{
    SelectScenario();
}

bool ScScenarioListBox::Notify( NotifyEvent& rNEvt )
{
    bool bHandled = false;

    if( rNEvt.GetType() == EVENT_KEYINPUT )
    {
        vcl::KeyCode aCode = rNEvt.GetKeyEvent()->GetKeyCode();
        switch( aCode.GetCode() )
        {
            case KEY_RETURN:
                SelectScenario();
                bHandled = true;
            break;
            case KEY_DELETE:
                DeleteScenario( true );
                bHandled = true;
            break;
        }
    }
    else if ( rNEvt.GetType() == EVENT_COMMAND && GetSelectEntryCount() )
    {
        const CommandEvent* pCEvt = rNEvt.GetCommandEvent();
        if ( pCEvt && pCEvt->GetCommand() == COMMAND_CONTEXTMENU )
        {
            if( const ScenarioEntry* pEntry = GetSelectedEntry() )
            {
                if( !pEntry->mbProtected )
                {
                    ScPopupMenu aPopup( ScResId( RID_POPUP_NAVIPI_SCENARIO ) );
                    aPopup.Execute( this, pCEvt->GetMousePosPixel() );
                    if (aPopup.WasHit())
                    {
                        switch( aPopup.GetSelected() )
                        {
                            case RID_NAVIPI_SCENARIO_DELETE:
                                DeleteScenario( true );
                            break;
                            case RID_NAVIPI_SCENARIO_EDIT:
                                EditScenario();
                            break;
                        }
                    }
                }
            }
            bHandled = true;
        }
    }

    return bHandled || ListBox::Notify( rNEvt );
}

const ScScenarioListBox::ScenarioEntry* ScScenarioListBox::GetSelectedEntry() const
{
    size_t nPos = GetSelectEntryPos();
    return (nPos < maEntries.size()) ? &maEntries[ nPos ] : 0;
}

void ScScenarioListBox::ExecuteScenarioSlot( sal_uInt16 nSlotId )
{
    if( SfxViewFrame* pViewFrm = SfxViewFrame::Current() )
    {
        SfxStringItem aStringItem( nSlotId, GetSelectEntry() );
        pViewFrm->GetDispatcher()->Execute( nSlotId, SfxCallMode::SLOT | SfxCallMode::RECORD, &aStringItem, 0L, 0L );
    }
}

void ScScenarioListBox::SelectScenario()
{
    if( GetSelectEntryCount() > 0 )
        ExecuteScenarioSlot( SID_SELECT_SCENARIO );
}

void ScScenarioListBox::EditScenario()
{
    if( GetSelectEntryCount() > 0 )
        ExecuteScenarioSlot( SID_EDIT_SCENARIO );
}

void ScScenarioListBox::DeleteScenario( bool bQueryBox )
{
    if( GetSelectEntryCount() > 0 )
        if( !bQueryBox || (::QueryBox( 0, WinBits( WB_YES_NO | WB_DEF_YES ), ScGlobal::GetRscString( STR_QUERY_DELSCENARIO ) ).Execute() == RET_YES) )
            ExecuteScenarioSlot( SID_DELETE_SCENARIO );
}

// class ScScenarioWindow ------------------------------------------------

ScScenarioWindow::ScScenarioWindow( vcl::Window* pParent, const OUString& aQH_List,
                                    const OUString& aQH_Comment)
    :   Window      ( pParent, WB_TABSTOP | WB_DIALOGCONTROL ),
        aLbScenario ( *this ),
        aEdComment  ( this,  WB_BORDER | WB_LEFT | WB_READONLY | WB_VSCROLL | WB_TABSTOP )
{
    vcl::Font aFont( GetFont() );
    aFont.SetTransparent( true );
    aFont.SetWeight( WEIGHT_LIGHT );
    aEdComment.SetFont( aFont );
    aEdComment.SetMaxTextLen( 512 );
    aLbScenario.SetPosPixel( Point(0,0) );
    aLbScenario.SetHelpId(HID_SC_SCENWIN_TOP);
    aEdComment.SetHelpId(HID_SC_SCENWIN_BOTTOM);
    aLbScenario.Show();
    aEdComment.Show();

    aLbScenario.SetQuickHelpText(aQH_List);
    aEdComment.SetQuickHelpText(aQH_Comment);
    aEdComment.SetBackground( Color( COL_LIGHTGRAY ) );

    SfxViewFrame* pViewFrm = SfxViewFrame::Current();
    if (pViewFrm)
    {
        SfxBindings& rBindings = pViewFrm->GetBindings();
        rBindings.Invalidate( SID_SELECT_SCENARIO );
        rBindings.Update( SID_SELECT_SCENARIO );
    }
}

ScScenarioWindow::~ScScenarioWindow()
{
}

void ScScenarioWindow::Paint( const Rectangle& rRect )
{
    const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
    Color aBgColor = rStyleSettings.GetFaceColor();

    SetBackground( aBgColor );

    Window::Paint( rRect );
}

void ScScenarioWindow::NotifyState( const SfxPoolItem* pState )
{
    if( pState )
    {
        aLbScenario.Enable();

        if ( pState->ISA(SfxStringItem) )
        {
            OUString aNewEntry( static_cast<const SfxStringItem*>(pState)->GetValue() );

            if ( !aNewEntry.isEmpty() )
                aLbScenario.SelectEntry( aNewEntry );
            else
                aLbScenario.SetNoSelection();
        }
        else if ( pState->ISA(SfxStringListItem) )
        {
            aLbScenario.UpdateEntries( static_cast<const SfxStringListItem*>(pState)->GetList() );
        }
    }
    else
    {
        aLbScenario.Disable();
        aLbScenario.SetNoSelection();
    }
}

void ScScenarioWindow::SetSizePixel( const Size& rNewSize )
{
    Size aSize( rNewSize );
    long nHeight = aSize.Height() / 2;

    Window::SetSizePixel( aSize );

    aSize.Height() = nHeight;
    aLbScenario.SetSizePixel( aSize );

    aSize.Height() -= 4;
    aEdComment.SetPosSizePixel( Point( 0, nHeight+4 ), aSize );
}

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