/* -*- 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 <memory>
#include <algorithm>

#include <editeng/eeitem.hxx>

#include <sfx2/app.hxx>
#include <editeng/adjustitem.hxx>
#include <editeng/editview.hxx>
#include <editeng/editstat.hxx>
#include <editeng/lspcitem.hxx>
#include <editeng/fhgtitem.hxx>
#include <editeng/wghtitem.hxx>
#include <editeng/postitem.hxx>
#include <editeng/langitem.hxx>
#include <sfx2/bindings.hxx>
#include <sfx2/viewfrm.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/event.hxx>
#include <editeng/scriptspaceitem.hxx>
#include <vcl/cursor.hxx>
#include <vcl/help.hxx>
#include <vcl/settings.hxx>
#include <svl/stritem.hxx>
#include <unotools/charclass.hxx>

#include <inputwin.hxx>
#include <scmod.hxx>
#include <global.hxx>
#include <scresid.hxx>
#include <strings.hrc>
#include <globstr.hrc>
#include <bitmaps.hlst>
#include <reffact.hxx>
#include <editutil.hxx>
#include <inputhdl.hxx>
#include <tabvwsh.hxx>
#include <document.hxx>
#include <docsh.hxx>
#include <appoptio.hxx>
#include <rangenam.hxx>
#include <rangeutl.hxx>
#include <docfunc.hxx>
#include <funcdesc.hxx>
#include <editeng/fontitem.hxx>
#include <AccessibleEditObject.hxx>
#include <AccessibleText.hxx>
#include <comphelper/string.hxx>
#include <com/sun/star/frame/XLayoutManager.hpp>
#include <helpids.h>

namespace com::sun::star::accessibility { class XAccessible; }

#define THESIZE             1000000 // Should be more than enough!
#define TBX_WINDOW_HEIGHT   22 // in pixel - TODO: The same on all systems?
#define MULTILINE_BUTTON_WIDTH 20 // Width of the button which opens the multiline dropdown
#define LEFT_OFFSET         5
#define INPUTWIN_MULTILINES 6
const long BUTTON_OFFSET = 2; ///< space between input line and the button to expand / collapse
const long ADDITIONAL_BORDER = 1; ///< height of the line at the bottom
const long ADDITIONAL_SPACE = 4; ///< additional vertical space when the multiline edit has more lines

using com::sun::star::uno::Reference;
using com::sun::star::uno::UNO_QUERY;

using com::sun::star::frame::XLayoutManager;
using com::sun::star::beans::XPropertySet;

enum ScNameInputType
{
    SC_NAME_INPUT_CELL,
    SC_NAME_INPUT_RANGE,
    SC_NAME_INPUT_NAMEDRANGE,
    SC_NAME_INPUT_DATABASE,
    SC_NAME_INPUT_ROW,
    SC_NAME_INPUT_SHEET,
    SC_NAME_INPUT_DEFINE,
    SC_NAME_INPUT_BAD_NAME,
    SC_NAME_INPUT_BAD_SELECTION,
    SC_MANAGE_NAMES
};

ScTextWndBase::ScTextWndBase( vcl::Window* pParent,  WinBits nStyle )
    : Window ( pParent, nStyle )
{
    if ( IsNativeControlSupported( ControlType::Editbox, ControlPart::Entire ) )
    {
        SetType( WindowType::CALCINPUTLINE );
        SetBorderStyle( WindowBorderStyle::NWF );
    }
}

//  class ScInputWindowWrapper

SFX_IMPL_CHILDWINDOW_WITHID(ScInputWindowWrapper,FID_INPUTLINE_STATUS)

ScInputWindowWrapper::ScInputWindowWrapper( vcl::Window*          pParentP,
                                            sal_uInt16           nId,
                                            SfxBindings*     pBindings,
                                            SfxChildWinInfo* /* pInfo */ )
    :   SfxChildWindow( pParentP, nId )
{
    VclPtr<ScInputWindow> pWin = VclPtr<ScInputWindow>::Create( pParentP, pBindings );
    SetWindow( pWin );

    pWin->Show();

    pWin->SetSizePixel( pWin->CalcWindowSizePixel() );

    SetAlignment(SfxChildAlignment::LOWESTTOP);
    pBindings->Invalidate( FID_TOGGLEINPUTLINE );
}

/**
 * GetInfo is disposed of if there's a SFX_IMPL_TOOLBOX!
 */
SfxChildWinInfo ScInputWindowWrapper::GetInfo() const
{
    SfxChildWinInfo aInfo = SfxChildWindow::GetInfo();
    return aInfo;
}

//  class ScInputWindow

static VclPtr<ScTextWndBase> lcl_chooseRuntimeImpl( vcl::Window* pParent, const SfxBindings* pBind )
{
    ScTabViewShell* pViewSh = nullptr;
    SfxDispatcher* pDisp = pBind->GetDispatcher();
    if ( pDisp )
    {
        SfxViewFrame* pViewFrm = pDisp->GetFrame();
        if ( pViewFrm )
            pViewSh = dynamic_cast<ScTabViewShell*>( pViewFrm->GetViewShell()  );
    }

    return VclPtr<ScInputBarGroup>::Create( pParent, pViewSh );
}

ScInputWindow::ScInputWindow( vcl::Window* pParent, const SfxBindings* pBind ) :
        // With WB_CLIPCHILDREN otherwise we get flickering
        ToolBox         ( pParent, WinBits(WB_CLIPCHILDREN) ),
        aWndPos         ( VclPtr<ScPosWnd>::Create(this) ),
        pRuntimeWindow  ( lcl_chooseRuntimeImpl( this, pBind ) ),
        aTextWindow     ( *pRuntimeWindow ),
        pInputHdl       ( nullptr ),
        mnMaxY          (0),
        bIsOkCancelMode ( false ),
        bInResize       ( false )
{
    // #i73615# don't rely on SfxViewShell::Current while constructing the input line
    // (also for GetInputHdl below)
    ScTabViewShell* pViewSh = nullptr;
    SfxDispatcher* pDisp = pBind->GetDispatcher();
    if ( pDisp )
    {
        SfxViewFrame* pViewFrm = pDisp->GetFrame();
        if ( pViewFrm )
            pViewSh = dynamic_cast<ScTabViewShell*>( pViewFrm->GetViewShell()  );
    }
    OSL_ENSURE( pViewSh, "no view shell for input window" );

    // Position window, 3 buttons, input window
    InsertWindow    (1, aWndPos.get(), ToolBoxItemBits::NONE, 0);
    InsertSeparator (1);
    InsertItem      (SID_INPUT_FUNCTION, Image(StockImage::Yes, RID_BMP_INPUT_FUNCTION), ToolBoxItemBits::NONE, 2);
    InsertItem      (SID_INPUT_SUM,      Image(StockImage::Yes, RID_BMP_INPUT_SUM), ToolBoxItemBits::NONE, 3);
    InsertItem      (SID_INPUT_EQUAL,    Image(StockImage::Yes, RID_BMP_INPUT_EQUAL), ToolBoxItemBits::NONE, 4);
    InsertItem      (SID_INPUT_CANCEL,   Image(StockImage::Yes, RID_BMP_INPUT_CANCEL), ToolBoxItemBits::NONE, 5);
    InsertItem      (SID_INPUT_OK,       Image(StockImage::Yes, RID_BMP_INPUT_OK), ToolBoxItemBits::NONE, 6);
    InsertSeparator (7);
    InsertWindow    (7, &aTextWindow, ToolBoxItemBits::NONE, 8);

    aWndPos   ->SetQuickHelpText(ScResId(SCSTR_QHELP_POSWND));
    aWndPos   ->SetHelpId       (HID_INSWIN_POS);
    aTextWindow.SetQuickHelpText(ScResId(SCSTR_QHELP_INPUTWND));
    aTextWindow.SetHelpId       (HID_INSWIN_INPUT);

    // No SetHelpText: the helptexts come from the Help
    SetItemText (SID_INPUT_FUNCTION, ScResId(SCSTR_QHELP_BTNCALC));
    SetHelpId   (SID_INPUT_FUNCTION, HID_INSWIN_CALC);

    SetItemText (SID_INPUT_SUM, ScResId( SCSTR_QHELP_BTNSUM ) );
    SetHelpId   (SID_INPUT_SUM, HID_INSWIN_SUMME);

    SetItemText (SID_INPUT_EQUAL, ScResId( SCSTR_QHELP_BTNEQUAL ) );
    SetHelpId   (SID_INPUT_EQUAL, HID_INSWIN_FUNC);

    SetItemText ( SID_INPUT_CANCEL, ScResId( SCSTR_QHELP_BTNCANCEL ) );
    SetHelpId   ( SID_INPUT_CANCEL, HID_INSWIN_CANCEL );

    SetItemText ( SID_INPUT_OK, ScResId( SCSTR_QHELP_BTNOK ) );
    SetHelpId   ( SID_INPUT_OK, HID_INSWIN_OK );

    EnableItem( SID_INPUT_CANCEL, false );
    EnableItem( SID_INPUT_OK, false );

    HideItem( SID_INPUT_CANCEL );
    HideItem( SID_INPUT_OK );

    SetHelpId( HID_SC_INPUTWIN ); // For the whole input row

    aWndPos   ->Show();
    aTextWindow.Show();

    pInputHdl = SC_MOD()->GetInputHdl( pViewSh, false ); // use own handler even if ref-handler is set
    if (pInputHdl)
        pInputHdl->SetInputWindow( this );

    if (pInputHdl && !pInputHdl->GetFormString().isEmpty())
    {
        // Switch over while the Function AutoPilot is active
        // -> show content of the Function AutoPilot again
        // Also show selection (remember at the InputHdl)
        aTextWindow.SetTextString( pInputHdl->GetFormString() );
    }
    else if (pInputHdl && pInputHdl->IsInputMode())
    {
        // If the input row was hidden while editing (e.g. when editing a formula
        // and then switching to another document or the help), display the text
        // we just edited from the InputHandler
        aTextWindow.SetTextString( pInputHdl->GetEditString() ); // Display text
        if ( pInputHdl->IsTopMode() )
            pInputHdl->SetMode( SC_INPUT_TABLE ); // Focus ends up at the bottom anyways
    }
    else if (pViewSh)
        pViewSh->UpdateInputHandler(true); // Absolutely necessary update

    SetAccessibleName(ScResId(STR_ACC_TOOLBAR_FORMULA));
}

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

void ScInputWindow::dispose()
{
    bool bDown = ( ScGlobal::pSysLocale == nullptr ); // after Clear?

    //  if any view's input handler has a pointer to this input window, reset it
    //  (may be several ones, #74522#)
    //  member pInputHdl is not used here

    if ( !bDown )
    {
        SfxViewShell* pSh = SfxViewShell::GetFirst( true, checkSfxViewShell<ScTabViewShell> );
        while ( pSh )
        {
            ScInputHandler* pHdl = static_cast<ScTabViewShell*>(pSh)->GetInputHandler();
            if ( pHdl && pHdl->GetInputWindow() == this )
            {
                pHdl->SetInputWindow( nullptr );
                pHdl->StopInputWinEngine( false );  // reset pTopView pointer
            }
            pSh = SfxViewShell::GetNext( *pSh, true, checkSfxViewShell<ScTabViewShell> );
        }
    }

    pRuntimeWindow.disposeAndClear();
    aWndPos.disposeAndClear();

    ToolBox::dispose();
}

void ScInputWindow::SetInputHandler( ScInputHandler* pNew )
{
    //  Is called in the Activate of the View ...
    if ( pNew != pInputHdl )
    {
        // On Reload (last version) the pInputHdl is the InputHandler of the old, deleted
        // ViewShell: so don't touch it here!
        pInputHdl = pNew;
        if (pInputHdl)
            pInputHdl->SetInputWindow( this );
    }
}

void ScInputWindow::Select()
{
    ScModule* pScMod = SC_MOD();
    ToolBox::Select();

    switch ( GetCurItemId() )
    {
        case SID_INPUT_FUNCTION:
            {
                //! new method at ScModule to query if function autopilot is open
                SfxViewFrame* pViewFrm = SfxViewFrame::Current();
                if ( pViewFrm && !pViewFrm->GetChildWindow( SID_OPENDLG_FUNCTION ) )
                {
                    pViewFrm->GetDispatcher()->Execute( SID_OPENDLG_FUNCTION,
                                              SfxCallMode::SYNCHRON | SfxCallMode::RECORD );

                    // The Toolbox will be disabled anyways, so we don't need to switch here,
                    // regardless whether it succeeded or not!
//                  SetOkCancelMode();
                }
            }
            break;

        case SID_INPUT_CANCEL:
            pScMod->InputCancelHandler();
            SetSumAssignMode();
            break;

        case SID_INPUT_OK:
            pScMod->InputEnterHandler();
            SetSumAssignMode();
            aTextWindow.Invalidate(); // Or else the Selection remains
            break;

        case SID_INPUT_SUM:
            {
                ScTabViewShell* pViewSh = dynamic_cast<ScTabViewShell*>( SfxViewShell::Current()  );
                if ( pViewSh )
                {
                    bool bSubTotal = false;
                    bool bRangeFinder = false;
                    const OUString aFormula = pViewSh->DoAutoSum(bRangeFinder, bSubTotal);
                    if (!aFormula.isEmpty())
                    {
                        SetFuncString( aFormula );
                        if (bRangeFinder && pScMod->IsEditMode())
                        {
                            ScInputHandler* pHdl = pScMod->GetInputHdl( pViewSh );
                            if ( pHdl )
                            {
                                pHdl->InitRangeFinder( aFormula );

                                //! SetSelection at the InputHandler?
                                //! Set bSelIsRef?
                                const sal_Int32 nOpen = aFormula.indexOf('(');
                                const sal_Int32 nLen = aFormula.getLength();
                                if ( nOpen != -1 && nLen > nOpen )
                                {
                                    ESelection aSel( 0, nOpen + (bSubTotal ? 3 : 1), 0, nLen-1 );
                                    EditView* pTableView = pHdl->GetTableView();
                                    if ( pTableView )
                                        pTableView->SetSelection( aSel );
                                    EditView* pTopView = pHdl->GetTopView();
                                    if ( pTopView )
                                        pTopView->SetSelection( aSel );
                                }
                            }
                        }
                    }
                }
            }
            break;

        case SID_INPUT_EQUAL:
        {
            aTextWindow.StartEditEngine();
            if ( pScMod->IsEditMode() ) // Isn't if e.g. protected
            {
                aTextWindow.StartEditEngine();

                sal_Int32 nStartPos = 1;
                sal_Int32 nEndPos = 1;

                ScTabViewShell* pViewSh = dynamic_cast<ScTabViewShell*>( SfxViewShell::Current()  );
                if ( pViewSh )
                {
                    const OUString& rString = aTextWindow.GetTextString();
                    const sal_Int32 nLen = rString.getLength();

                    ScDocument* pDoc = pViewSh->GetViewData().GetDocument();
                    CellType eCellType = pDoc->GetCellType( pViewSh->GetViewData().GetCurPos() );
                    switch ( eCellType )
                    {
                        case CELLTYPE_VALUE:
                        {
                            nEndPos = nLen + 1;
                            aTextWindow.SetTextString("=" +  rString);
                            break;
                        }
                        case CELLTYPE_STRING:
                        case CELLTYPE_EDIT:
                            nStartPos = 0;
                            nEndPos = nLen;
                            break;
                        case CELLTYPE_FORMULA:
                            nEndPos = nLen;
                            break;
                        default:
                            aTextWindow.SetTextString("=");
                            break;
                    }
                }

                EditView* pView = aTextWindow.GetEditView();
                if (pView)
                {
                    pView->SetSelection( ESelection(0, nStartPos, 0, nEndPos) );
                    pScMod->InputChanged(pView);
                    SetOkCancelMode();
                    pView->SetEditEngineUpdateMode(true);
                }
            }
            break;
        }
    }
}

void ScInputWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
{
    ToolBox::Paint(rRenderContext, rRect);

    // draw a line at the bottom to distinguish that from the grid
    // (we have space for that thanks to ADDITIONAL_BORDER)
    const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
    rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());

    Size aSize = GetSizePixel();
    rRenderContext.DrawLine(Point(0, aSize.Height() - 1),
                            Point(aSize.Width() - 1, aSize.Height() - 1));
}

void ScInputWindow::Resize()
{
    ToolBox::Resize();

    aTextWindow.Resize();
    Size aSize = GetSizePixel();
    aSize.setHeight( CalcWindowSizePixel().Height() + ADDITIONAL_BORDER );
    ScInputBarGroup* pGroupBar = dynamic_cast<ScInputBarGroup*>(pRuntimeWindow.get());
    if (pGroupBar)
    {
        // To ensure smooth display and prevent the items in the toolbar being
        // repositioned ( vertically ) we lock the vertical positioning of the toolbox
        // items when we are displaying > 1 line.
        // So, we need to adjust the height of the toolbox accordingly. If we don't
        // then the largest item ( e.g. the GroupBar window ) will actually be
        // positioned such that the toolbar will cut off the bottom of that item
        if (pGroupBar->GetNumLines() > 1)
            aSize.AdjustHeight(pGroupBar->GetVertOffset() + ADDITIONAL_SPACE );
    }
    SetSizePixel(aSize);
    Invalidate();
}

void ScInputWindow::SetFuncString( const OUString& rString, bool bDoEdit )
{
    //! new method at ScModule to query if function autopilot is open
    SfxViewFrame* pViewFrm = SfxViewFrame::Current();
    EnableButtons( pViewFrm && !pViewFrm->GetChildWindow( SID_OPENDLG_FUNCTION ) );
    aTextWindow.StartEditEngine();

    ScModule* pScMod = SC_MOD();
    if ( pScMod->IsEditMode() )
    {
        if ( bDoEdit )
            aTextWindow.GrabFocus();
        aTextWindow.SetTextString( rString );
        EditView* pView = aTextWindow.GetEditView();
        if (pView)
        {
            sal_Int32 nLen = rString.getLength();

            if ( nLen > 0 )
            {
                nLen--;
                pView->SetSelection( ESelection( 0, nLen, 0, nLen ) );
            }

            pScMod->InputChanged(pView);
            if ( bDoEdit )
                SetOkCancelMode(); // Not the case if immediately followed by Enter/Cancel

            pView->SetEditEngineUpdateMode(true);
        }
    }
}

void ScInputWindow::SetPosString( const OUString& rStr )
{
    aWndPos->SetPos( rStr );
}

void ScInputWindow::SetTextString( const OUString& rString )
{
    if (rString.getLength() <= 32767)
        aTextWindow.SetTextString(rString);
    else
        aTextWindow.SetTextString(rString.copy(0, 32767));
}

void ScInputWindow::SetOkCancelMode()
{
    //! new method at ScModule to query if function autopilot is open
    SfxViewFrame* pViewFrm = SfxViewFrame::Current();
    EnableButtons( pViewFrm && !pViewFrm->GetChildWindow( SID_OPENDLG_FUNCTION ) );

    if (!bIsOkCancelMode)
    {
        EnableItem  ( SID_INPUT_SUM,   false );
        EnableItem  ( SID_INPUT_EQUAL, false );
        HideItem    ( SID_INPUT_SUM );
        HideItem    ( SID_INPUT_EQUAL );

        ShowItem    ( SID_INPUT_CANCEL, true );
        ShowItem    ( SID_INPUT_OK,     true );
        EnableItem  ( SID_INPUT_CANCEL, true );
        EnableItem  ( SID_INPUT_OK,     true );

        bIsOkCancelMode = true;
    }
}

void ScInputWindow::SetSumAssignMode()
{
    //! new method at ScModule to query if function autopilot is open
    SfxViewFrame* pViewFrm = SfxViewFrame::Current();
    EnableButtons( pViewFrm && !pViewFrm->GetChildWindow( SID_OPENDLG_FUNCTION ) );

    if (bIsOkCancelMode)
    {
        EnableItem  ( SID_INPUT_CANCEL, false );
        EnableItem  ( SID_INPUT_OK,     false );
        HideItem    ( SID_INPUT_CANCEL );
        HideItem    ( SID_INPUT_OK );

        ShowItem    ( SID_INPUT_SUM,    true );
        ShowItem    ( SID_INPUT_EQUAL,  true );
        EnableItem  ( SID_INPUT_SUM,    true );
        EnableItem  ( SID_INPUT_EQUAL,  true );

        bIsOkCancelMode = false;

        SetFormulaMode(false); // No editing -> no formula
    }
}

void ScInputWindow::SetFormulaMode( bool bSet )
{
    aWndPos->SetFormulaMode(bSet);
    aTextWindow.SetFormulaMode(bSet);
}

bool ScInputWindow::IsInputActive()
{
    return aTextWindow.IsInputActive();
}

EditView* ScInputWindow::GetEditView()
{
    return aTextWindow.GetEditView();
}

void ScInputWindow::MakeDialogEditView()
{
    aTextWindow.MakeDialogEditView();
}

void ScInputWindow::StopEditEngine( bool bAll )
{
    aTextWindow.StopEditEngine( bAll );
}

void ScInputWindow::TextGrabFocus()
{
    aTextWindow.TextGrabFocus();
}

void ScInputWindow::TextInvalidate()
{
    aTextWindow.Invalidate();
}

void ScInputWindow::SwitchToTextWin()
{
    // used for shift-ctrl-F2

    aTextWindow.StartEditEngine();
    if ( SC_MOD()->IsEditMode() )
    {
        aTextWindow.TextGrabFocus();
        EditView* pView = aTextWindow.GetEditView();
        if (pView)
        {
            sal_Int32 nPara =  pView->GetEditEngine()->GetParagraphCount() ? ( pView->GetEditEngine()->GetParagraphCount() - 1 ) : 0;
            sal_Int32 nLen = pView->GetEditEngine()->GetTextLen( nPara );
            ESelection aSel( nPara, nLen, nPara, nLen );
            pView->SetSelection( aSel ); // set cursor to end of text
        }
    }
}

void ScInputWindow::PosGrabFocus()
{
    aWndPos->GrabFocus();
}

void ScInputWindow::EnableButtons( bool bEnable )
{
    //  when enabling buttons, always also enable the input window itself
    if ( bEnable && !IsEnabled() )
        Enable();

    EnableItem( SID_INPUT_FUNCTION,                                   bEnable );
    EnableItem( bIsOkCancelMode ? SID_INPUT_CANCEL : SID_INPUT_SUM,   bEnable );
    EnableItem( bIsOkCancelMode ? SID_INPUT_OK     : SID_INPUT_EQUAL, bEnable );
//  Invalidate();
}

void ScInputWindow::StateChanged( StateChangedType nType )
{
    ToolBox::StateChanged( nType );

    if ( nType == StateChangedType::InitShow ) Resize();
}

void ScInputWindow::DataChanged( const DataChangedEvent& rDCEvt )
{
    if ( rDCEvt.GetType() == DataChangedEventType::SETTINGS && (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
    {
        //  update item images
        SetItemImage(SID_INPUT_FUNCTION, Image(StockImage::Yes, RID_BMP_INPUT_FUNCTION));
        if ( bIsOkCancelMode )
        {
            SetItemImage(SID_INPUT_CANCEL, Image(StockImage::Yes, RID_BMP_INPUT_CANCEL));
            SetItemImage(SID_INPUT_OK,     Image(StockImage::Yes, RID_BMP_INPUT_OK));
        }
        else
        {
            SetItemImage(SID_INPUT_SUM,   Image(StockImage::Yes, RID_BMP_INPUT_SUM));
            SetItemImage(SID_INPUT_EQUAL, Image(StockImage::Yes, RID_BMP_INPUT_EQUAL));
        }
    }

    ToolBox::DataChanged( rDCEvt );
}

bool ScInputWindow::IsPointerAtResizePos()
{
    return GetOutputSizePixel().Height() - GetPointerPosPixel().Y() <= 4;
}

void ScInputWindow::MouseMove( const MouseEvent& rMEvt )
{
    Point aPosPixel = GetPointerPosPixel();

    ScInputBarGroup* pGroupBar = dynamic_cast<ScInputBarGroup*>(pRuntimeWindow.get());

    if (bInResize || IsPointerAtResizePos())
        SetPointer(PointerStyle::WindowSSize);
    else
        SetPointer(PointerStyle::Arrow);

    if (bInResize)
    {
        // detect direction
        long nResizeThreshold = long(TBX_WINDOW_HEIGHT * 0.7);
        bool bResetPointerPos = false;

        // Detect attempt to expand toolbar too much
        if (aPosPixel.Y() >= mnMaxY)
        {
            bResetPointerPos = true;
            aPosPixel.setY( mnMaxY );
        } // or expanding down
        else if (GetOutputSizePixel().Height() - aPosPixel.Y() < -nResizeThreshold)
        {
            pGroupBar->IncrementVerticalSize();
            bResetPointerPos = true;
        } // or shrinking up
        else if ((GetOutputSizePixel().Height() - aPosPixel.Y()) > nResizeThreshold)
        {
            bResetPointerPos = true;
            pGroupBar->DecrementVerticalSize();
        }

        if (bResetPointerPos)
        {
            aPosPixel.setY(  GetOutputSizePixel().Height() );
            SetPointerPosPixel(aPosPixel);
        }
    }

    ToolBox::MouseMove(rMEvt);
}

void ScInputWindow::MouseButtonDown( const MouseEvent& rMEvt )
{
    if (rMEvt.IsLeft())
    {
        if (IsPointerAtResizePos())
        {
            // Don't leave the mouse pointer leave *this* window
            CaptureMouse();
            bInResize = true;

            // find the height of the gridwin, we don't want to be
            // able to expand the toolbar too far so we need to
            // calculate an upper limit
            // I'd prefer to leave at least a single column header and a
            // row but I don't know how to get that value in pixels.
            // Use TBX_WINDOW_HEIGHT for the moment
            ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
            mnMaxY = GetOutputSizePixel().Height() + (pViewSh->GetGridHeight(SC_SPLIT_TOP) + pViewSh->GetGridHeight(SC_SPLIT_BOTTOM)) - TBX_WINDOW_HEIGHT;
        }
    }

    ToolBox::MouseButtonDown( rMEvt );
}
void ScInputWindow::MouseButtonUp( const MouseEvent& rMEvt )
{
    ReleaseMouse();
    if ( rMEvt.IsLeft() )
    {
        bInResize = false;
        mnMaxY = 0;
    }

    ToolBox::MouseButtonUp( rMEvt );
}

ScInputBarGroup::ScInputBarGroup(vcl::Window* pParent, ScTabViewShell* pViewSh)
    : ScTextWndBase(pParent, WinBits(WB_HIDE | WB_TABSTOP)),
      maTextWnd(VclPtr<ScTextWnd>::Create(this, pViewSh)),
      maButton(VclPtr<ImageButton>::Create(this, WB_TABSTOP | WB_RECTSTYLE | WB_SMALLSTYLE)),
      maScrollbar(VclPtr<ScrollBar>::Create(this, WB_TABSTOP | WB_VERT | WB_DRAG)),
      mnVertOffset(0)
{
    maTextWnd->Show();
    maTextWnd->SetQuickHelpText(ScResId(SCSTR_QHELP_INPUTWND));
    maTextWnd->SetHelpId(HID_INSWIN_INPUT);

    Size aSize(MULTILINE_BUTTON_WIDTH, maTextWnd->GetPixelHeightForLines(1));

    maButton->SetClickHdl(LINK(this, ScInputBarGroup, ClickHdl));
    maButton->SetSizePixel(aSize);
    maButton->Enable();
    maButton->SetSymbol(SymbolType::SPIN_DOWN);
    maButton->SetQuickHelpText(ScResId(SCSTR_QHELP_EXPAND_FORMULA));
    maButton->Show();

    maScrollbar->SetSizePixel(aSize);
    maScrollbar->SetScrollHdl(LINK(this, ScInputBarGroup, Impl_ScrollHdl));
}

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

void ScInputBarGroup::dispose()
{
    maTextWnd.disposeAndClear();
    maButton.disposeAndClear();
    maScrollbar.disposeAndClear();
    ScTextWndBase::dispose();
}

void ScInputBarGroup::InsertAccessibleTextData( ScAccessibleEditLineTextData& rTextData )
{
    maTextWnd->InsertAccessibleTextData( rTextData );
}

void ScInputBarGroup::RemoveAccessibleTextData( ScAccessibleEditLineTextData& rTextData )
{
    maTextWnd->RemoveAccessibleTextData( rTextData );
}

const OUString& ScInputBarGroup::GetTextString() const
{
    return maTextWnd->GetTextString();
}

void ScInputBarGroup::SetTextString( const OUString& rString )
{
    maTextWnd->SetTextString(rString);
}

void ScInputBarGroup::Resize()
{
    vcl::Window*w = GetParent();
    ScInputWindow *pParent;
    pParent = dynamic_cast<ScInputWindow*>(w);

    if (pParent == nullptr)
    {
        OSL_FAIL("The parent window pointer pParent is null");
        return;
    }

    long nWidth = pParent->GetSizePixel().Width();
    long nLeft  = GetPosPixel().X();

    Size aSize  = GetSizePixel();
    aSize.setWidth( std::max(long(nWidth - nLeft - LEFT_OFFSET), long(0)) );

    maScrollbar->SetPosPixel(Point( aSize.Width() - maButton->GetSizePixel().Width(), maButton->GetSizePixel().Height() ) );

    Size aTmpSize( aSize );
    aTmpSize.setWidth( aTmpSize.Width() - maButton->GetSizePixel().Width() - BUTTON_OFFSET );
    maTextWnd->SetSizePixel(aTmpSize);

    maTextWnd->Resize();

    aSize.setHeight( maTextWnd->GetSizePixel().Height() );

    SetSizePixel(aSize);

    if (maTextWnd->GetNumLines() > 1)
    {
        maButton->SetSymbol( SymbolType::SPIN_UP  );
        maButton->SetQuickHelpText( ScResId( SCSTR_QHELP_COLLAPSE_FORMULA ) );
        Size scrollSize = maButton->GetSizePixel();
        scrollSize.setHeight( maTextWnd->GetSizePixel().Height() - maButton->GetSizePixel().Height() );
        maScrollbar->SetSizePixel( scrollSize );

        Size aOutSz = maTextWnd->GetOutputSize();

        maScrollbar->SetVisibleSize( aOutSz.Height() );
        maScrollbar->SetPageSize( aOutSz.Height() );
        maScrollbar->SetLineSize( maTextWnd->GetTextHeight() );
        maScrollbar->SetRange( Range( 0, maTextWnd->GetEditEngTxtHeight() ) );

        maScrollbar->Resize();
        maScrollbar->Show();
    }
    else
    {
        maButton->SetSymbol( SymbolType::SPIN_DOWN  );
        maButton->SetQuickHelpText( ScResId( SCSTR_QHELP_EXPAND_FORMULA ) );
        maScrollbar->Hide();
    }

    maButton->SetPosPixel(Point(aSize.Width() - maButton->GetSizePixel().Width(), 0));

    Invalidate();
}

void ScInputBarGroup::StopEditEngine( bool bAll )
{
    maTextWnd->StopEditEngine( bAll );
}

void ScInputBarGroup::StartEditEngine()
{
    maTextWnd->StartEditEngine();
}

void ScInputBarGroup::MakeDialogEditView()
{
    maTextWnd->MakeDialogEditView();
}

EditView* ScInputBarGroup::GetEditView()
{
    return maTextWnd->GetEditView();
}

bool ScInputBarGroup::HasEditView() const
{
    return maTextWnd->HasEditView();
}

bool ScInputBarGroup::IsInputActive()
{
    return maTextWnd->IsInputActive();
}

void ScInputBarGroup::SetFormulaMode(bool bSet)
{
    maTextWnd->SetFormulaMode(bSet);
}

void ScInputBarGroup::IncrementVerticalSize()
{
    maTextWnd->SetNumLines( maTextWnd->GetNumLines() + 1 );
    TriggerToolboxLayout();
}

void ScInputBarGroup::DecrementVerticalSize()
{
    if ( maTextWnd->GetNumLines() > 1 )
    {
        maTextWnd->SetNumLines( maTextWnd->GetNumLines() - 1 );
        TriggerToolboxLayout();
    }
}

IMPL_LINK_NOARG(ScInputBarGroup, ClickHdl, Button*, void)
{
    vcl::Window* w = GetParent();
    ScInputWindow* pParent;
    pParent = dynamic_cast<ScInputWindow*>(w);

    if (pParent == nullptr)
    {
        OSL_FAIL("The parent window pointer pParent is null");
        return;
    }
    if (maTextWnd->GetNumLines() > 1)
    {
        maTextWnd->SetNumLines(1);
    }
    else
    {
        maTextWnd->SetNumLines(maTextWnd->GetLastNumExpandedLines());
    }
    TriggerToolboxLayout();

    // Restore focus to input line(s) if necessary
    ScInputHandler* pHdl = SC_MOD()->GetInputHdl();
    if ( pHdl && pHdl->IsTopMode() )
        maTextWnd->GrabFocus();
}

void ScInputBarGroup::TriggerToolboxLayout()
{
    vcl::Window *w=GetParent();
    ScInputWindow &rParent = dynamic_cast<ScInputWindow&>(*w);
    SfxViewFrame* pViewFrm = SfxViewFrame::Current();

    // Capture the vertical position of this window in the toolbar, when we increase
    // the size of the toolbar to accommodate expanded line input we need to take this
    // into account
    if ( !mnVertOffset )
        mnVertOffset = rParent.GetItemPosRect( rParent.GetItemCount() - 1 ).Top();

    if ( pViewFrm )
    {
        Reference< css::beans::XPropertySet > xPropSet( pViewFrm->GetFrame().GetFrameInterface(), UNO_QUERY );
        Reference< css::frame::XLayoutManager > xLayoutManager;

        if ( xPropSet.is() )
        {
            css::uno::Any aValue = xPropSet->getPropertyValue("LayoutManager");
            aValue >>= xLayoutManager;
        }

        if ( xLayoutManager.is() )
        {
            if ( maTextWnd->GetNumLines() > 1)
                rParent.SetToolbarLayoutMode( ToolBoxLayoutMode::LockVert );
            else
                rParent.SetToolbarLayoutMode( ToolBoxLayoutMode::Normal );
            xLayoutManager->lock();
            DataChangedEvent aFakeUpdate( DataChangedEventType::SETTINGS, nullptr,  AllSettingsFlags::STYLE );

            // this basically will trigger the repositioning of the
            // items in the toolbar from ImplFormat ( which is controlled by
            // mnWinHeight ) which in turn is updated in ImplCalcItem which is
            // controlled by mbCalc. Additionally the ImplFormat above is
            // controlled via mbFormat. It seems the easiest way to get these
            // booleans set is to send in the fake event below.
            rParent.DataChanged( aFakeUpdate);

            // highest item in toolbar will have been calculated via the
            // event above. Call resize on InputBar to pick up the height
            // change
            rParent.Resize();

            // unlock relayouts the toolbars in the 4 quadrants
            xLayoutManager->unlock();
        }
    }
}

IMPL_LINK_NOARG(ScInputBarGroup, Impl_ScrollHdl, ScrollBar*, void)
{
    maTextWnd->DoScroll();
}

void ScInputBarGroup::TextGrabFocus()
{
    maTextWnd->TextGrabFocus();
}

void ScTextWnd::Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect )
{
    EditView* pView = GetEditView();
    if (pView)
    {
        if (mbInvalidate)
        {
            pView->Invalidate();
            mbInvalidate = false;
        }
        mpEditView->Paint(rRect, &rRenderContext);
    }
}

EditView* ScTextWnd::GetEditView()
{
    if ( !mpEditView )
        InitEditEngine();
    return mpEditView.get();
}

bool ScTextWnd::HasEditView() const { return mpEditView != nullptr; }

long ScTextWnd::GetPixelHeightForLines(long nLines)
{
    // add padding ( for the borders of the window )
    return ( nLines * LogicToPixel( Size( 0, GetTextHeight() ) ).Height() ) + mnBorderHeight;
}

void ScTextWnd::SetNumLines(long nLines)
{
    mnLines = nLines;
    if ( nLines > 1 )
    {
        mnLastExpandedLines = nLines;
        Resize();
    }
}

void ScTextWnd::Resize()
{
    // Only Height is recalculated here, Width is applied from
    // parent/container window
    Size aTextBoxSize = GetSizePixel();

    aTextBoxSize.setHeight( GetPixelHeightForLines( mnLines ) );
    SetSizePixel( aTextBoxSize );

    if (mpEditView)
    {
        Size aOutputSize = GetOutputSizePixel();
        tools::Rectangle aOutputArea = PixelToLogic( tools::Rectangle( Point(), aOutputSize ));
        mpEditView->SetOutputArea( aOutputArea );

        // Don't leave an empty area at the bottom if we can move the text down.
        long nMaxVisAreaTop = mpEditEngine->GetTextHeight() - aOutputArea.GetHeight();
        if (mpEditView->GetVisArea().Top() > nMaxVisAreaTop)
        {
            mpEditView->Scroll(0, mpEditView->GetVisArea().Top() - nMaxVisAreaTop);
        }

        mpEditEngine->SetPaperSize( PixelToLogic( Size( aOutputSize.Width(), 10000 ) ) );
    }

    SetScrollBarRange();
}

long ScTextWnd::GetEditEngTxtHeight()
{
    return mpEditView ? mpEditView->GetEditEngine()->GetTextHeight() : 0;
}

void ScTextWnd::SetScrollBarRange()
{
    if ( mpEditView )
    {
        ScrollBar& rVBar = mrGroupBar.GetScrollBar();
        rVBar.SetRange( Range( 0, GetEditEngTxtHeight() ) );
        long currentDocPos = mpEditView->GetVisArea().TopLeft().Y();
        rVBar.SetThumbPos( currentDocPos );
    }
}

void ScTextWnd::DoScroll()
{
    if ( mpEditView )
    {
        ScrollBar& rVBar = mrGroupBar.GetScrollBar();
        long currentDocPos = mpEditView->GetVisArea().TopLeft().Y();
        long nDiff = currentDocPos - rVBar.GetThumbPos();
        mpEditView->Scroll( 0, nDiff );
        currentDocPos = mpEditView->GetVisArea().TopLeft().Y();
        rVBar.SetThumbPos( currentDocPos );
    }
}

void ScTextWnd::StartEditEngine()
{
    // Don't activate if we're a modal dialog ourselves (Doc-modal dialog)
    SfxObjectShell* pObjSh = SfxObjectShell::Current();
    if ( pObjSh && pObjSh->IsInModalMode() )
        return;

    if ( !mpEditView || !mpEditEngine )
    {
        InitEditEngine();
    }

    ScInputHandler* pHdl = mpViewShell->GetInputHandler();
    if (pHdl)
        pHdl->SetMode(SC_INPUT_TOP, nullptr, mpEditEngine.get());

    SfxViewFrame* pViewFrm = SfxViewFrame::Current();
    if (pViewFrm)
        pViewFrm->GetBindings().Invalidate( SID_ATTR_INSERT );
}

static void lcl_ExtendEditFontAttribs( SfxItemSet& rSet )
{
    const SfxPoolItem& rFontItem = rSet.Get( EE_CHAR_FONTINFO );
    std::unique_ptr<SfxPoolItem> pNewItem(rFontItem.Clone());
    pNewItem->SetWhich(EE_CHAR_FONTINFO_CJK);
    rSet.Put( *pNewItem );
    pNewItem->SetWhich(EE_CHAR_FONTINFO_CTL);
    rSet.Put( *pNewItem );
    const SfxPoolItem& rHeightItem = rSet.Get( EE_CHAR_FONTHEIGHT );
    pNewItem.reset(rHeightItem.Clone());
    pNewItem->SetWhich(EE_CHAR_FONTHEIGHT_CJK);
    rSet.Put( *pNewItem );
    pNewItem->SetWhich(EE_CHAR_FONTHEIGHT_CTL);
    rSet.Put( *pNewItem );
    const SfxPoolItem& rWeightItem = rSet.Get( EE_CHAR_WEIGHT );
    pNewItem.reset(rWeightItem.Clone());
    pNewItem->SetWhich(EE_CHAR_WEIGHT_CJK);
    rSet.Put( *pNewItem );
    pNewItem->SetWhich(EE_CHAR_WEIGHT_CTL);
    rSet.Put( *pNewItem );
    const SfxPoolItem& rItalicItem = rSet.Get( EE_CHAR_ITALIC );
    pNewItem.reset(rItalicItem.Clone());
    pNewItem->SetWhich(EE_CHAR_ITALIC_CJK);
    rSet.Put( *pNewItem );
    pNewItem->SetWhich(EE_CHAR_ITALIC_CTL);
    rSet.Put( *pNewItem );
    const SfxPoolItem& rLangItem = rSet.Get( EE_CHAR_LANGUAGE );
    pNewItem.reset(rLangItem.Clone());
    pNewItem->SetWhich(EE_CHAR_LANGUAGE_CJK);
    rSet.Put( *pNewItem );
    pNewItem->SetWhich(EE_CHAR_LANGUAGE_CTL);
    rSet.Put( *pNewItem );
}

static void lcl_ModifyRTLDefaults( SfxItemSet& rSet )
{
    rSet.Put( SvxAdjustItem( SvxAdjust::Right, EE_PARA_JUST ) );

    // always using rtl writing direction would break formulas
    //rSet.Put( SvxFrameDirectionItem( SvxFrameDirection::Horizontal_RL_TB, EE_PARA_WRITINGDIR ) );

    // PaperSize width is limited to USHRT_MAX in RTL mode (because of EditEngine's
    // sal_uInt16 values in EditLine), so the text may be wrapped and line spacing must be
    // increased to not see the beginning of the next line.
    SvxLineSpacingItem aItem( LINE_SPACE_DEFAULT_HEIGHT, EE_PARA_SBL );
    aItem.SetPropLineSpace( 200 );
    rSet.Put( aItem );
}

static void lcl_ModifyRTLVisArea( EditView* pEditView )
{
    tools::Rectangle aVisArea = pEditView->GetVisArea();
    Size aPaper = pEditView->GetEditEngine()->GetPaperSize();
    long nDiff = aPaper.Width() - aVisArea.Right();
    aVisArea.AdjustLeft(nDiff );
    aVisArea.AdjustRight(nDiff );
    pEditView->SetVisArea(aVisArea);
}

void ScTextWnd::InitEditEngine()
{
    std::unique_ptr<ScFieldEditEngine> pNew;
    ScDocShell* pDocSh = nullptr;
    if ( mpViewShell )
    {
        pDocSh = mpViewShell->GetViewData().GetDocShell();
        ScDocument* pDoc = mpViewShell->GetViewData().GetDocument();
        pNew = std::make_unique<ScFieldEditEngine>(pDoc, pDoc->GetEnginePool(), pDoc->GetEditPool());
    }
    else
        pNew = std::make_unique<ScFieldEditEngine>(nullptr, EditEngine::CreatePool(), nullptr, true);
    pNew->SetExecuteURL( false );
    mpEditEngine = std::move(pNew);

    Size barSize=GetSizePixel();
    mpEditEngine->SetUpdateMode( false );
    mpEditEngine->SetPaperSize( PixelToLogic(Size(barSize.Width(),10000)) );
    mpEditEngine->SetWordDelimiters(
                    ScEditUtil::ModifyDelimiters( mpEditEngine->GetWordDelimiters() ) );
    mpEditEngine->SetReplaceLeadingSingleQuotationMark( false );

    UpdateAutoCorrFlag();

    {
        SfxItemSet* pSet = new SfxItemSet( mpEditEngine->GetEmptyItemSet() );
        EditEngine::SetFontInfoInItemSet( *pSet, aTextFont );
        lcl_ExtendEditFontAttribs( *pSet );
        // turn off script spacing to match DrawText output
        pSet->Put( SvxScriptSpaceItem( false, EE_PARA_ASIANCJKSPACING ) );
        if ( bIsRTL )
            lcl_ModifyRTLDefaults( *pSet );
        mpEditEngine->SetDefaults( pSet );
    }

    // If the Cell contains URLFields, they need to be taken over into the entry row,
    // or else the position is not correct anymore
    bool bFilled = false;
    ScInputHandler* pHdl = SC_MOD()->GetInputHdl();
    if ( pHdl ) //! Test if it's the right InputHdl?
        bFilled = pHdl->GetTextAndFields( *mpEditEngine );

    mpEditEngine->SetUpdateMode( true );

    // aString is the truth ...
    if (bFilled && mpEditEngine->GetText() == aString)
        Invalidate(); // Repaint for (filled) Field
    else
        mpEditEngine->SetText(aString); // At least the right text then

    mpEditView = std::make_unique<EditView>(mpEditEngine.get(), this);
    mpEditView->SetInsertMode(bIsInsertMode);

    // Text from Clipboard is taken over as ASCII in a single row
    EVControlBits n = mpEditView->GetControlWord();
    mpEditView->SetControlWord( n | EVControlBits::SINGLELINEPASTE );

    mpEditEngine->InsertView( mpEditView.get(), EE_APPEND );

    Resize();

    if ( bIsRTL )
        lcl_ModifyRTLVisArea( mpEditView.get() );

    mpEditEngine->SetModifyHdl(LINK(this, ScTextWnd, ModifyHdl));
    mpEditEngine->SetNotifyHdl(LINK(this, ScTextWnd, NotifyHdl));

    if (!maAccTextDatas.empty())
        maAccTextDatas.back()->StartEdit();

    // as long as EditEngine and DrawText sometimes differ for CTL text,
    // repaint now to have the EditEngine's version visible
    if (pDocSh)
    {
        ScDocument& rDoc = pDocSh->GetDocument(); // any document
        SvtScriptType nScript = rDoc.GetStringScriptType( aString );
        if ( nScript & SvtScriptType::COMPLEX )
            Invalidate();
    }
}

ScTextWnd::ScTextWnd(ScInputBarGroup* pParent, ScTabViewShell* pViewSh)
    :   ScTextWndBase(pParent, WinBits(WB_HIDE | WB_BORDER)),
        DragSourceHelper(this),
        bIsInsertMode(true),
        bFormulaMode (false),
        bInputMode   (false),
        mpViewShell(pViewSh),
        mrGroupBar(*pParent),
        mnLines(1),
        mnLastExpandedLines(INPUTWIN_MULTILINES),
        mbInvalidate(false)
{
    EnableRTL(false); // EditEngine can't be used with VCL EnableRTL

    bIsRTL = AllSettings::GetLayoutRTL();

    //  always use application font, so a font with cjk chars can be installed
    vcl::Font aAppFont = GetFont();
    aTextFont = aAppFont;
    aTextFont.SetFontSize(PixelToLogic(aAppFont.GetFontSize(), MapMode(MapUnit::MapTwip)));  // AppFont is in pixels

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

    Color aBgColor = rStyleSettings.GetWindowColor();
    Color aTxtColor = rStyleSettings.GetWindowTextColor();

    aTextFont.SetTransparent(true);
    aTextFont.SetFillColor(aBgColor);
    aTextFont.SetColor(aTxtColor);
    aTextFont.SetWeight(WEIGHT_NORMAL);

    Size aSize(1,TBX_WINDOW_HEIGHT);
    Size aMinEditSize( Edit::GetMinimumEditSize() );
    if( aMinEditSize.Height() > aSize.Height() )
        aSize.setHeight( aMinEditSize.Height() );

    SetSizePixel(aSize);
    SetBackground(aBgColor);
    SetLineColor(COL_BLACK);
    SetMapMode(MapMode(MapUnit::MapTwip));
    SetPointer(PointerStyle::Text);
    SetFont(aTextFont);

    Size aBorder;
    aBorder = CalcWindowSize(aBorder);
    mnBorderHeight = aBorder.Height();

    set_id("sc_input_window");
}

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

void ScTextWnd::dispose()
{
    while (!maAccTextDatas.empty()) {
        maAccTextDatas.back()->Dispose();
    }
    mpEditView.reset();
    mpEditEngine.reset();

    DragSourceHelper::dispose();
    ScTextWndBase::dispose();
}

void ScTextWnd::MouseMove( const MouseEvent& rMEvt )
{
    if (mpEditView)
        mpEditView->MouseMove( rMEvt );
}

void ScTextWnd::MouseButtonDown( const MouseEvent& rMEvt )
{
    if (!HasFocus())
    {
        StartEditEngine();
        if ( SC_MOD()->IsEditMode() )
            GrabFocus();
    }

    if (mpEditView)
    {
        mpEditView->SetEditEngineUpdateMode( true );
        mpEditView->MouseButtonDown( rMEvt );
    }
}

void ScTextWnd::MouseButtonUp( const MouseEvent& rMEvt )
{
    if (mpEditView)
        if (mpEditView->MouseButtonUp( rMEvt ))
        {
            if ( rMEvt.IsMiddle() &&
                     GetSettings().GetMouseSettings().GetMiddleButtonAction() == MouseMiddleButtonAction::PasteSelection )
            {
                //  EditView may have pasted from selection
                SC_MOD()->InputChanged( mpEditView.get() );
            }
            else
                SC_MOD()->InputSelection( mpEditView.get() );
        }
}

void ScTextWnd::Command( const CommandEvent& rCEvt )
{
    bInputMode = true;
    CommandEventId nCommand = rCEvt.GetCommand();
    if ( mpEditView /* && nCommand == CommandEventId::StartDrag */ )
    {
        ScModule* pScMod = SC_MOD();
        ScTabViewShell* pStartViewSh = ScTabViewShell::GetActiveViewShell();

        // don't modify the font defaults here - the right defaults are
        // already set in StartEditEngine when the EditEngine is created

        // Prevent that the EditView is lost when switching between Views
        pScMod->SetInEditCommand( true );
        mpEditView->Command( rCEvt );
        pScMod->SetInEditCommand( false );

        //  CommandEventId::StartDrag does not mean by far that the content was actually changed,
        //  so don't trigger an InputChanged.
        //! Detect if dragged with Move or forbid Drag&Move somehow

        if ( nCommand == CommandEventId::StartDrag )
        {
            // Is dragged onto another View?
            ScTabViewShell* pEndViewSh = ScTabViewShell::GetActiveViewShell();
            if ( pEndViewSh != pStartViewSh && pStartViewSh != nullptr )
            {
                ScViewData& rViewData = pStartViewSh->GetViewData();
                ScInputHandler* pHdl = pScMod->GetInputHdl( pStartViewSh );
                if ( pHdl && rViewData.HasEditView( rViewData.GetActivePart() ) )
                {
                    pHdl->CancelHandler();
                    rViewData.GetView()->ShowCursor(); // Missing for KillEditView, due to being inactive
                }
            }
        }
        else if ( nCommand == CommandEventId::CursorPos )
        {
            //  don't call InputChanged for CommandEventId::CursorPos
        }
        else if ( nCommand == CommandEventId::InputLanguageChange )
        {
            // #i55929# Font and font size state depends on input language if nothing is selected,
            // so the slots have to be invalidated when the input language is changed.

            SfxViewFrame* pViewFrm = SfxViewFrame::Current();
            if (pViewFrm)
            {
                SfxBindings& rBindings = pViewFrm->GetBindings();
                rBindings.Invalidate( SID_ATTR_CHAR_FONT );
                rBindings.Invalidate( SID_ATTR_CHAR_FONTHEIGHT );
            }
        }
        else if ( nCommand == CommandEventId::ContextMenu )
        {
            SfxViewFrame* pViewFrm = SfxViewFrame::Current();
            if (pViewFrm)
            {
                Point aPos = rCEvt.GetMousePosPixel();
                if (!rCEvt.IsMouseEvent())
                {
                    Size aSize = GetOutputSizePixel();
                    aPos = Point(aSize.Width() / 2, aSize.Height() / 2);
                }
                pViewFrm->GetDispatcher()->ExecutePopup("formulabar", this, &aPos);
            }
        }
        else if ( nCommand == CommandEventId::Wheel )
        {
            //don't call InputChanged for CommandEventId::Wheel
        }
        else if ( nCommand == CommandEventId::Swipe )
        {
            //don't call InputChanged for CommandEventId::Swipe
        }
        else if ( nCommand == CommandEventId::LongPress )
        {
            //don't call InputChanged for CommandEventId::LongPress
        }
        else if ( nCommand == CommandEventId::ModKeyChange )
        {
            //pass alt press/release to parent impl
            Window::Command(rCEvt);
        }
        else
            SC_MOD()->InputChanged( mpEditView.get() );
    }
    else
        Window::Command(rCEvt); // Or else let the base class handle it...

    bInputMode = false;
}

void ScTextWnd::StartDrag( sal_Int8 /* nAction */, const Point& rPosPixel )
{
    if ( mpEditView )
    {
        CommandEvent aDragEvent( rPosPixel, CommandEventId::StartDrag, true );
        mpEditView->Command( aDragEvent );

        //  handling of d&d to different view (CancelHandler) can't be done here,
        //  because the call returns before d&d is complete.
    }
}

void ScTextWnd::KeyInput(const KeyEvent& rKEvt)
{
    bInputMode = true;
    if (!SC_MOD()->InputKeyEvent( rKEvt ))
    {
        bool bUsed = false;
        ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
        if ( pViewSh )
            bUsed = pViewSh->SfxKeyInput(rKEvt); // Only accelerators, no input
        if (!bUsed)
            Window::KeyInput( rKEvt );
    }
    bInputMode = false;
}

void ScTextWnd::GetFocus()
{
    ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
    if ( pViewSh )
        pViewSh->SetFormShellAtTop( false ); // focus in input line -> FormShell no longer on top
}

void ScTextWnd::LoseFocus()
{
}

OUString ScTextWnd::GetText() const
{
    //  Override to get the text via the testtool
    if ( mpEditEngine )
        return mpEditEngine->GetText();
    else
        return GetTextString();
}

void ScTextWnd::SetFormulaMode( bool bSet )
{
    if ( bSet != bFormulaMode )
    {
        bFormulaMode = bSet;
        UpdateAutoCorrFlag();
    }
}

void ScTextWnd::UpdateAutoCorrFlag()
{
    if ( mpEditEngine )
    {
        EEControlBits nControl = mpEditEngine->GetControlWord();
        EEControlBits nOld = nControl;
        if ( bFormulaMode )
            nControl &= ~EEControlBits::AUTOCORRECT; // No AutoCorrect in Formulas
        else
            nControl |= EEControlBits::AUTOCORRECT; // Else do enable it

        if ( nControl != nOld )
            mpEditEngine->SetControlWord( nControl );
    }
}

IMPL_LINK(ScTextWnd, NotifyHdl, EENotify&, rNotify, void)
{
    // need to process EE_NOTIFY_TEXTVIEWSCROLLED here
    // sometimes we don't seem to get EE_NOTIFY_TEXTVIEWSCROLLED e.g. when
    // we insert text at the beginning of the text so the cursor never moves
    // down to generate a scroll event

    if ( rNotify.eNotificationType == EE_NOTIFY_TEXTVIEWSCROLLED
         || rNotify.eNotificationType == EE_NOTIFY_TextHeightChanged )
        SetScrollBarRange();
}

IMPL_LINK_NOARG(ScTextWnd, ModifyHdl, LinkParamNone*, void)
{
    if (mpEditView && !bInputMode)
    {
        ScInputHandler* pHdl = SC_MOD()->GetInputHdl();

        //  Use the InputHandler's InOwnChange flag to prevent calling InputChanged
        //  while an InputHandler method is modifying the EditEngine content

        if ( pHdl && !pHdl->IsInOwnChange() )
            pHdl->InputChanged( mpEditView.get(), true );  // #i20282# InputChanged must know if called from modify handler
    }
}

void ScTextWnd::StopEditEngine( bool bAll )
{
    if (!mpEditEngine)
        return;

    mpEditEngine->SetNotifyHdl(Link<EENotify&, void>());

    if (mpEditView)
    {
        if (!maAccTextDatas.empty())
            maAccTextDatas.back()->EndEdit();

        ScModule* pScMod = SC_MOD();

        if (!bAll)
            pScMod->InputSelection( mpEditView.get() );
        aString = mpEditEngine->GetText();
        bIsInsertMode = mpEditView->IsInsertMode();
        bool bSelection = mpEditView->HasSelection();
        mpEditEngine->SetModifyHdl(Link<LinkParamNone*,void>());
        mpEditView.reset();
        mpEditEngine.reset();

        ScInputHandler* pHdl = mpViewShell->GetInputHandler();

        if (pHdl && pHdl->IsEditMode() && !bAll)
            pHdl->SetMode(SC_INPUT_TABLE);

        SfxViewFrame* pViewFrm = SfxViewFrame::Current();
        if (pViewFrm)
            pViewFrm->GetBindings().Invalidate( SID_ATTR_INSERT );

        if (bSelection)
            Invalidate(); // So that the Selection is not left there
    }
}

static sal_Int32 findFirstNonMatchingChar(const OUString& rStr1, const OUString& rStr2)
{
    // Search the string for unmatching chars
    const sal_Unicode*  pStr1 = rStr1.getStr();
    const sal_Unicode*  pStr2 = rStr2.getStr();
    sal_Int32      i = 0;
    while ( i < rStr1.getLength() )
    {
        // Abort on the first unmatching char
        if ( *pStr1 != *pStr2 )
            return i;
        ++pStr1;
        ++pStr2;
        ++i;
    }

    return i;
}

void ScTextWnd::SetTextString( const OUString& rNewString )
{
    // Ideally it would be best to create on demand the EditEngine/EditView here, but... for
    // the initialisation scenario where a cell is first clicked on we end up with the text in the
    // inputbar window scrolled to the bottom if we do that here ( because the tableview and topview
    // are synced I guess ).
    // should fix that I suppose :-/ need to look a bit further into that
    mbInvalidate = true; // ensure next Paint ( that uses editengine ) call will call Invalidate first

    if ( rNewString != aString )
    {
        bInputMode = true;

        // Find position of the change, only paint the rest
        if (!mpEditEngine)
        {
            bool bPaintAll;
            if ( bIsRTL )
                bPaintAll = true;
            else
            {
                //  test if CTL script type is involved
                SvtScriptType nOldScript = SvtScriptType::NONE;
                SvtScriptType nNewScript = SvtScriptType::NONE;
                SfxObjectShell* pObjSh = SfxObjectShell::Current();
                if ( auto pDocShell = dynamic_cast<ScDocShell*>( pObjSh) )
                {
                    //  any document can be used (used only for its break iterator)
                    ScDocument& rDoc = pDocShell->GetDocument();
                    nOldScript = rDoc.GetStringScriptType( aString );
                    nNewScript = rDoc.GetStringScriptType( rNewString );
                }
                bPaintAll = ( nOldScript & SvtScriptType::COMPLEX ) || ( nNewScript & SvtScriptType::COMPLEX );
            }

            if ( bPaintAll )
            {
                // if CTL is involved, the whole text has to be redrawn
                Invalidate();
            }
            else
            {
                long nTextSize = 0;
                sal_Int32 nDifPos;
                if (rNewString.getLength() > aString.getLength())
                    nDifPos = findFirstNonMatchingChar(rNewString, aString);
                else
                    nDifPos = findFirstNonMatchingChar(aString, rNewString);

                long nSize1 = GetTextWidth(aString);
                long nSize2 = GetTextWidth(rNewString);
                if ( nSize1>0 && nSize2>0 )
                    nTextSize = std::max( nSize1, nSize2 );
                else
                    nTextSize = GetOutputSize().Width(); // Overflow

                Point aLogicStart = PixelToLogic(Point(0,0));
                long nStartPos = aLogicStart.X();
                long nInvPos = nStartPos;
                if (nDifPos)
                    nInvPos += GetTextWidth(aString,0,nDifPos);

                InvalidateFlags nFlags = InvalidateFlags::NONE;
                if ( nDifPos == aString.getLength() ) // only new characters appended
                    nFlags = InvalidateFlags::NoErase;      // then background is already clear

                Invalidate( tools::Rectangle( nInvPos, 0, nStartPos+nTextSize, GetOutputSize().Height()-1 ), nFlags );
            }
        }
        else
        {
            mpEditEngine->SetText(rNewString);
        }

        aString = rNewString;

        if (!maAccTextDatas.empty())
            maAccTextDatas.back()->TextChanged();

        bInputMode = false;
    }

    SetScrollBarRange();
    DoScroll();
}

const OUString& ScTextWnd::GetTextString() const
{
    return aString;
}

bool ScTextWnd::IsInputActive()
{
    return HasFocus();
}

void ScTextWnd::MakeDialogEditView()
{
    if ( mpEditView ) return;

    std::unique_ptr<ScFieldEditEngine> pNew;
    ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
    if ( pViewSh )
    {
        ScDocument* pDoc = pViewSh->GetViewData().GetDocument();
        pNew = std::make_unique<ScFieldEditEngine>(pDoc, pDoc->GetEnginePool(), pDoc->GetEditPool());
    }
    else
        pNew = std::make_unique<ScFieldEditEngine>(nullptr, EditEngine::CreatePool(), nullptr, true);
    pNew->SetExecuteURL( false );
    mpEditEngine = std::move(pNew);

    mpEditEngine->SetUpdateMode( false );
    mpEditEngine->SetWordDelimiters( mpEditEngine->GetWordDelimiters() + "=" );
    mpEditEngine->SetPaperSize( Size( bIsRTL ? USHRT_MAX : THESIZE, 300 ) );

    SfxItemSet* pSet = new SfxItemSet( mpEditEngine->GetEmptyItemSet() );
    EditEngine::SetFontInfoInItemSet( *pSet, aTextFont );
    lcl_ExtendEditFontAttribs( *pSet );
    if ( bIsRTL )
        lcl_ModifyRTLDefaults( *pSet );
    mpEditEngine->SetDefaults( pSet );
    mpEditEngine->SetUpdateMode( true );

    mpEditView = std::make_unique<EditView>(mpEditEngine.get(), this);
    mpEditEngine->InsertView( mpEditView.get(), EE_APPEND );

    Resize();

    if ( bIsRTL )
        lcl_ModifyRTLVisArea( mpEditView.get() );

    if (!maAccTextDatas.empty())
        maAccTextDatas.back()->StartEdit();
}

void ScTextWnd::ImplInitSettings()
{
    bIsRTL = AllSettings::GetLayoutRTL();

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

    Color aBgColor= rStyleSettings.GetWindowColor();
    Color aTxtColor= rStyleSettings.GetWindowTextColor();

    aTextFont.SetFillColor   ( aBgColor );
    aTextFont.SetColor       (aTxtColor);
    SetBackground           ( aBgColor );
    Invalidate();
}

css::uno::Reference< css::accessibility::XAccessible > ScTextWnd::CreateAccessible()
{
    return new ScAccessibleEditObject(GetAccessibleParentWindow()->GetAccessible(), nullptr, this,
        ScResId(STR_ACC_EDITLINE_NAME),
        ScResId(STR_ACC_EDITLINE_DESCR), ScAccessibleEditObject::EditLine);
}

void ScTextWnd::InsertAccessibleTextData( ScAccessibleEditLineTextData& rTextData )
{
    OSL_ENSURE( ::std::find( maAccTextDatas.begin(), maAccTextDatas.end(), &rTextData ) == maAccTextDatas.end(),
        "ScTextWnd::InsertAccessibleTextData - passed object already registered" );
    maAccTextDatas.push_back( &rTextData );
}

void ScTextWnd::RemoveAccessibleTextData( ScAccessibleEditLineTextData& rTextData )
{
    AccTextDataVector::iterator aEnd = maAccTextDatas.end();
    AccTextDataVector::iterator aIt = ::std::find( maAccTextDatas.begin(), aEnd, &rTextData );
    OSL_ENSURE( aIt != aEnd, "ScTextWnd::RemoveAccessibleTextData - passed object not registered" );
    if( aIt != aEnd )
        maAccTextDatas.erase( aIt );
}

void ScTextWnd::DataChanged( const DataChangedEvent& rDCEvt )
{
    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
    {
        ImplInitSettings();
        Invalidate();
    }
    else
        Window::DataChanged( rDCEvt );
}

void ScTextWnd::TextGrabFocus()
{
    GrabFocus();
}

// Position window

ScPosWnd::ScPosWnd( vcl::Window* pParent ) :
    ComboBox    ( pParent, WinBits(WB_HIDE | WB_DROPDOWN) ),
    nTipVisible ( nullptr ),
    bFormulaMode( false )
{
    set_id("pos_window");
    Size aSize( GetTextWidth( "GW99999:GW99999" ),
                GetTextHeight() );
    aSize.AdjustWidth(25 );    // FIXME: ??
    aSize.setHeight( CalcWindowSizePixel(21) ); // Functions: 20 MRU + "others..."
    SetSizePixel( aSize );

    FillRangeNames();

    StartListening( *SfxGetpApp() ); // For Navigator rangename updates
}

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

void ScPosWnd::dispose()
{
    EndListening( *SfxGetpApp() );

    HideTip();

    ComboBox::dispose();
}

void ScPosWnd::SetFormulaMode( bool bSet )
{
    if ( bSet != bFormulaMode )
    {
        bFormulaMode = bSet;

        if ( bSet )
            FillFunctions();
        else
            FillRangeNames();

        HideTip();
    }
}

void ScPosWnd::SetPos( const OUString& rPosStr )
{
    if ( aPosStr != rPosStr )
    {
        aPosStr = rPosStr;
        SetText(aPosStr);
    }
}

namespace {

OUString createLocalRangeName(const OUString& rName, const OUString& rTableName)
{
    OUStringBuffer aString (rName);
    aString.append(" (");
    aString.append(rTableName);
    aString.append(")");
    return aString.makeStringAndClear();
}

}

void ScPosWnd::FillRangeNames()
{
    Clear();

    SfxObjectShell* pObjSh = SfxObjectShell::Current();
    if ( auto pDocShell = dynamic_cast<ScDocShell*>( pObjSh) )
    {
        ScDocument& rDoc = pDocShell->GetDocument();

        InsertEntry(ScResId( STR_MANAGE_NAMES ));
        SetSeparatorPos(0);

        ScRange aDummy;
        std::set<OUString> aSet;
        ScRangeName* pRangeNames = rDoc.GetRangeName();
        for (const auto& rEntry : *pRangeNames)
        {
            if (rEntry.second->IsValidReference(aDummy))
                aSet.insert(rEntry.second->GetName());
        }
        for (SCTAB i = 0; i < rDoc.GetTableCount(); ++i)
        {
            ScRangeName* pLocalRangeName = rDoc.GetRangeName(i);
            if (pLocalRangeName && !pLocalRangeName->empty())
            {
                OUString aTableName;
                rDoc.GetName(i, aTableName);
                for (const auto& rEntry : *pLocalRangeName)
                {
                    if (rEntry.second->IsValidReference(aDummy))
                        aSet.insert(createLocalRangeName(rEntry.second->GetName(), aTableName));
                }
            }
        }

        for (const auto& rItem : aSet)
        {
            InsertEntry(rItem);
        }
    }
    SetText(aPosStr);
}

void ScPosWnd::FillFunctions()
{
    Clear();

    OUString aFirstName;
    const ScAppOptions& rOpt = SC_MOD()->GetAppOptions();
    sal_uInt16 nMRUCount = rOpt.GetLRUFuncListCount();
    const sal_uInt16* pMRUList = rOpt.GetLRUFuncList();
    if (pMRUList)
    {
        const ScFunctionList* pFuncList = ScGlobal::GetStarCalcFunctionList();
        sal_uInt32 nListCount = pFuncList->GetCount();
        for (sal_uInt16 i=0; i<nMRUCount; i++)
        {
            sal_uInt16 nId = pMRUList[i];
            for (sal_uInt32 j=0; j<nListCount; j++)
            {
                const ScFuncDesc* pDesc = pFuncList->GetFunction( j );
                if ( pDesc->nFIndex == nId && pDesc->mxFuncName )
                {
                    InsertEntry( *pDesc->mxFuncName );
                    if (aFirstName.isEmpty())
                        aFirstName = *pDesc->mxFuncName;
                    break; // Stop searching
                }
            }
        }
    }

    //! Re-add entry "Other..." for Function AutoPilot if it can work with text that
    // has been entered so far

    //  InsertEntry( ScResId(STR_FUNCTIONLIST_MORE) );

    SetText(aFirstName);
}

void ScPosWnd::Notify( SfxBroadcaster&, const SfxHint& rHint )
{
    if ( !bFormulaMode )
    {
        // Does the list of range names need updating?
        if ( dynamic_cast<const SfxEventHint*>(&rHint) )
        {
            SfxEventHintId nEventId = static_cast<const SfxEventHint*>(&rHint)->GetEventId();
            if ( nEventId == SfxEventHintId::ActivateDoc )
                FillRangeNames();
        }
        else
        {
            const SfxHintId nHintId = rHint.GetId();
            if ( nHintId == SfxHintId::ScAreasChanged || nHintId == SfxHintId::ScNavigatorUpdateAll)
                FillRangeNames();
        }
    }
}

void ScPosWnd::HideTip()
{
    if ( nTipVisible )
    {
        vcl::Window* pWin = GetSubEdit();
        if (!pWin)
            pWin = this;
        Help::HidePopover(pWin, nTipVisible);
        nTipVisible = nullptr;
    }
}

static ScNameInputType lcl_GetInputType( const OUString& rText )
{
    ScNameInputType eRet = SC_NAME_INPUT_BAD_NAME;      // the more general error

    ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
    if ( pViewSh )
    {
        ScViewData& rViewData = pViewSh->GetViewData();
        ScDocument* pDoc = rViewData.GetDocument();
        SCTAB nTab = rViewData.GetTabNo();
        formula::FormulaGrammar::AddressConvention eConv = pDoc->GetAddressConvention();

        // test in same order as in SID_CURRENTCELL execute

        ScRange aRange;
        ScAddress aAddress;
        ScRangeUtil aRangeUtil;
        SCTAB nNameTab;
        sal_Int32 nNumeric;

        if (rText == ScResId(STR_MANAGE_NAMES))
            eRet = SC_MANAGE_NAMES;
        else if ( aRange.Parse( rText, pDoc, eConv ) & ScRefFlags::VALID )
            eRet = SC_NAME_INPUT_RANGE;
        else if ( aAddress.Parse( rText, pDoc, eConv ) & ScRefFlags::VALID )
            eRet = SC_NAME_INPUT_CELL;
        else if ( ScRangeUtil::MakeRangeFromName( rText, pDoc, nTab, aRange, RUTL_NAMES, eConv ) )
            eRet = SC_NAME_INPUT_NAMEDRANGE;
        else if ( ScRangeUtil::MakeRangeFromName( rText, pDoc, nTab, aRange, RUTL_DBASE, eConv ) )
            eRet = SC_NAME_INPUT_DATABASE;
        else if ( comphelper::string::isdigitAsciiString( rText ) &&
                  ( nNumeric = rText.toInt32() ) > 0 && nNumeric <= MAXROW+1 )
            eRet = SC_NAME_INPUT_ROW;
        else if ( pDoc->GetTable( rText, nNameTab ) )
            eRet = SC_NAME_INPUT_SHEET;
        else if ( ScRangeData::IsNameValid( rText, pDoc ) == ScRangeData::NAME_VALID )     // nothing found, create new range?
        {
            if ( rViewData.GetSimpleArea( aRange ) == SC_MARK_SIMPLE )
                eRet = SC_NAME_INPUT_DEFINE;
            else
                eRet = SC_NAME_INPUT_BAD_SELECTION;
        }
        else
            eRet = SC_NAME_INPUT_BAD_NAME;
    }

    return eRet;
}

void ScPosWnd::Modify()
{
    ComboBox::Modify();

    HideTip();

    if ( !IsTravelSelect() && !bFormulaMode )
    {
        // determine the action that would be taken for the current input

        ScNameInputType eType = lcl_GetInputType( GetText() );      // uses current view
        const char* pStrId = nullptr;
        switch ( eType )
        {
            case SC_NAME_INPUT_CELL:
                pStrId = STR_NAME_INPUT_CELL;
                break;
            case SC_NAME_INPUT_RANGE:
            case SC_NAME_INPUT_NAMEDRANGE:
                pStrId = STR_NAME_INPUT_RANGE;      // named range or range reference
                break;
            case SC_NAME_INPUT_DATABASE:
                pStrId = STR_NAME_INPUT_DBRANGE;
                break;
            case SC_NAME_INPUT_ROW:
                pStrId = STR_NAME_INPUT_ROW;
                break;
            case SC_NAME_INPUT_SHEET:
                pStrId = STR_NAME_INPUT_SHEET;
                break;
            case SC_NAME_INPUT_DEFINE:
                pStrId = STR_NAME_INPUT_DEFINE;
                break;
            default:
                // other cases (error): no tip help
                break;
        }

        if (pStrId)
        {
            // show the help tip at the text cursor position
            vcl::Window* pWin = GetSubEdit();
            if (!pWin)
                pWin = this;
            Point aPos;
            vcl::Cursor* pCur = pWin->GetCursor();
            if (pCur)
                aPos = pWin->LogicToPixel( pCur->GetPos() );
            aPos = pWin->OutputToScreenPixel( aPos );
            tools::Rectangle aRect( aPos, aPos );

            OUString aText = ScResId(pStrId);
            QuickHelpFlags const nAlign = QuickHelpFlags::Left|QuickHelpFlags::Bottom;
            nTipVisible = Help::ShowPopover(pWin, aRect, aText, nAlign);
        }
    }
}

void ScPosWnd::Select()
{
    ComboBox::Select(); //  In VCL GetText() only return the selected entry afterwards

    HideTip();

    if (!IsTravelSelect())
        DoEnter();
}

void ScPosWnd::DoEnter()
{
    OUString aText = GetText();
    if ( !aText.isEmpty() )
    {
        if ( bFormulaMode )
        {
            ScModule* pScMod = SC_MOD();
            if ( aText == ScResId(STR_FUNCTIONLIST_MORE) )
            {
                // Function AutoPilot
                //! Continue working with the text entered so far

                //! new method at ScModule to query if function autopilot is open
                SfxViewFrame* pViewFrm = SfxViewFrame::Current();
                if ( pViewFrm && !pViewFrm->GetChildWindow( SID_OPENDLG_FUNCTION ) )
                    pViewFrm->GetDispatcher()->Execute( SID_OPENDLG_FUNCTION,
                                              SfxCallMode::SYNCHRON | SfxCallMode::RECORD );
            }
            else
            {
                ScTabViewShell* pViewSh = dynamic_cast<ScTabViewShell*>( SfxViewShell::Current()  );
                ScInputHandler* pHdl = pScMod->GetInputHdl( pViewSh );
                if (pHdl)
                    pHdl->InsertFunction( aText );
            }
        }
        else
        {
            // depending on the input, select something or create a new named range

            ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
            if ( pViewSh )
            {
                ScViewData& rViewData = pViewSh->GetViewData();
                ScDocShell* pDocShell = rViewData.GetDocShell();
                ScDocument& rDoc = pDocShell->GetDocument();

                ScNameInputType eType = lcl_GetInputType( aText );
                if ( eType == SC_NAME_INPUT_BAD_NAME || eType == SC_NAME_INPUT_BAD_SELECTION )
                {
                    const char* pId = (eType == SC_NAME_INPUT_BAD_NAME) ? STR_NAME_ERROR_NAME : STR_NAME_ERROR_SELECTION;
                    pViewSh->ErrorMessage(pId);
                }
                else if ( eType == SC_NAME_INPUT_DEFINE )
                {
                    ScRangeName* pNames = rDoc.GetRangeName();
                    ScRange aSelection;
                    if ( pNames && !pNames->findByUpperName(ScGlobal::pCharClass->uppercase(aText)) &&
                            (rViewData.GetSimpleArea( aSelection ) == SC_MARK_SIMPLE) )
                    {
                        ScRangeName aNewRanges( *pNames );
                        ScAddress aCursor( rViewData.GetCurX(), rViewData.GetCurY(), rViewData.GetTabNo() );
                        OUString aContent(aSelection.Format(ScRefFlags::RANGE_ABS_3D, &rDoc, rDoc.GetAddressConvention()));
                        ScRangeData* pNew = new ScRangeData( &rDoc, aText, aContent, aCursor );
                        if ( aNewRanges.insert(pNew) )
                        {
                            pDocShell->GetDocFunc().ModifyRangeNames( aNewRanges );
                            pViewSh->UpdateInputHandler(true);
                        }
                    }
                }
                else if (eType == SC_MANAGE_NAMES)
                {
                    sal_uInt16          nId  = ScNameDlgWrapper::GetChildWindowId();
                    SfxViewFrame* pViewFrm = pViewSh->GetViewFrame();
                    SfxChildWindow* pWnd = pViewFrm->GetChildWindow( nId );

                    SC_MOD()->SetRefDialog( nId, pWnd == nullptr );
                }
                else
                {
                    // for all selection types, execute the SID_CURRENTCELL slot.
                    if (eType == SC_NAME_INPUT_CELL || eType == SC_NAME_INPUT_RANGE)
                    {
                        // Note that SID_CURRENTCELL always expects address to
                        // be in Calc A1 format.  Convert the text.
                        ScRange aRange(0,0, rViewData.GetTabNo());
                        aRange.ParseAny(aText, &rDoc, rDoc.GetAddressConvention());
                        aText = aRange.Format(ScRefFlags::RANGE_ABS_3D, &rDoc, ::formula::FormulaGrammar::CONV_OOO);
                    }

                    SfxStringItem aPosItem( SID_CURRENTCELL, aText );
                    SfxBoolItem aUnmarkItem( FN_PARAM_1, true );        // remove existing selection

                    pViewSh->GetViewData().GetDispatcher().ExecuteList( SID_CURRENTCELL,
                                        SfxCallMode::SYNCHRON | SfxCallMode::RECORD,
                                        { &aPosItem, &aUnmarkItem });
                }
            }
        }
    }
    else
        SetText( aPosStr );

    ReleaseFocus_Impl();
}

bool ScPosWnd::EventNotify( NotifyEvent& rNEvt )
{
    bool bHandled = true;

    switch (rNEvt.GetType())
    {
        case MouseNotifyEvent::KEYINPUT:
        {
            const KeyEvent* pKEvt = rNEvt.GetKeyEvent();

            switch ( pKEvt->GetKeyCode().GetCode() )
            {
                case KEY_RETURN:
                    DoEnter();
                    break;

                case KEY_ESCAPE:
                    if (nTipVisible)
                    {
                        // escape when the tip help is shown: only hide the tip
                        HideTip();
                    }
                    else
                    {
                        if (!bFormulaMode)
                            SetText( aPosStr );
                        ReleaseFocus_Impl();
                    }
                    break;

                default:
                    bHandled = false;
                    break;
            }
        }
        break;
        case MouseNotifyEvent::GETFOCUS:
        {
            // Select the whole text upon focus.
            OUString aStr = GetText();
            SetSelection(Selection(0, aStr.getLength()));
        }
        break;
        case MouseNotifyEvent::LOSEFOCUS:
            HideTip();
            bHandled = false;
        break;
        default:
            bHandled = false;
    }

    if (!bHandled)
        bHandled = ComboBox::EventNotify(rNEvt);

    return bHandled;
}

void ScPosWnd::ReleaseFocus_Impl()
{
    HideTip();

    SfxViewShell* pCurSh = SfxViewShell::Current();
    ScInputHandler* pHdl = SC_MOD()->GetInputHdl( dynamic_cast<ScTabViewShell*>( pCurSh )  );
    if ( pHdl && pHdl->IsTopMode() )
    {
        // Focus back in input row?
        ScInputWindow* pInputWin = pHdl->GetInputWindow();
        if (pInputWin)
        {
            pInputWin->TextGrabFocus();
            return;
        }
    }

    // Set focus to active View
    if ( pCurSh )
    {
        vcl::Window* pShellWnd = pCurSh->GetWindow();

        if ( pShellWnd )
            pShellWnd->GrabFocus();
    }
}

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