diff options
Diffstat (limited to 'sc/source/ui/dbgui/csvruler.cxx')
| -rw-r--r-- | sc/source/ui/dbgui/csvruler.cxx | 666 |
1 files changed, 666 insertions, 0 deletions
diff --git a/sc/source/ui/dbgui/csvruler.cxx b/sc/source/ui/dbgui/csvruler.cxx new file mode 100644 index 000000000..3af7645e2 --- /dev/null +++ b/sc/source/ui/dbgui/csvruler.cxx @@ -0,0 +1,666 @@ +/* -*- 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 <csvruler.hxx> +#include <AccessibleCsvControl.hxx> + +#include <optutil.hxx> +#include <com/sun/star/uno/Any.hxx> +#include <com/sun/star/uno/Sequence.hxx> +#include <vcl/event.hxx> +#include <vcl/settings.hxx> +#include <vcl/ptrstyle.hxx> +#include <vcl/svapp.hxx> +#include <vcl/virdev.hxx> +#include <o3tl/string_view.hxx> + +using namespace com::sun::star::uno; + +constexpr OUStringLiteral SEP_PATH = u"Office.Calc/Dialogs/CSVImport"; +constexpr OUStringLiteral FIXED_WIDTH_LIST = u"FixedWidthList"; + +static void load_FixedWidthList(ScCsvSplits &rSplits) +{ + Sequence<Any>aValues; + const Any *pProperties; + Sequence<OUString> aNames { FIXED_WIDTH_LIST }; + ScLinkConfigItem aItem( SEP_PATH ); + + aValues = aItem.GetProperties( aNames ); + pProperties = aValues.getConstArray(); + + if( !pProperties[0].hasValue() ) + return; + + rSplits.Clear(); + + OUString sFixedWidthLists; + pProperties[0] >>= sFixedWidthLists; + + sal_Int32 nIdx {0}; + for(;;) + { + const sal_Int32 n = o3tl::toInt32(o3tl::getToken(sFixedWidthLists, 0, ';', nIdx)); + if (nIdx<0) + { + // String ends with a semi-colon so there + // is no useful 'int' after the last one. + // This also works in case of empty string + break; + } + rSplits.Insert(n); + } +} +static void save_FixedWidthList(const ScCsvSplits& rSplits) +{ + OUStringBuffer sSplits; + // Create a semi-colon separated string to save the splits + sal_uInt32 n = rSplits.Count(); + for (sal_uInt32 i = 0; i < n; ++i) + { + sSplits.append(rSplits[i]); + sSplits.append(";"); + } + + OUString sFixedWidthLists = sSplits.makeStringAndClear(); + Sequence<Any> aValues; + Any *pProperties; + Sequence<OUString> aNames { FIXED_WIDTH_LIST }; + ScLinkConfigItem aItem( SEP_PATH ); + + aValues = aItem.GetProperties( aNames ); + pProperties = aValues.getArray(); + pProperties[0] <<= sFixedWidthLists; + + aItem.PutProperties(aNames, aValues); +} + +ScCsvRuler::ScCsvRuler(const ScCsvLayoutData& rData, ScCsvTableBox* pTableBox) + : ScCsvControl(rData) + , mpTableBox(pTableBox) + , mnPosCursorLast(1) + , mnPosMTStart(0) + , mnPosMTCurr(0) + , mbPosMTMoved(false) + , mnSplitSize(0) + , mbTracking(false) +{ +} + +void ScCsvRuler::SetDrawingArea(weld::DrawingArea* pDrawingArea) +{ + ScCsvControl::SetDrawingArea(pDrawingArea); + + UpdateSplitSize(); + + Size aSize(1, GetTextHeight() + mnSplitSize + 2); + pDrawingArea->set_size_request(aSize.Width(), aSize.Height()); + SetOutputSizePixel(aSize); + + EnableRTL( false ); // RTL + InitColors(); + InitSizeData(); + + OutputDevice& rRefDevice = pDrawingArea->get_ref_device(); + maBackgrDev->SetFont( rRefDevice.GetFont() ); + maRulerDev->SetFont( rRefDevice.GetFont() ); + load_FixedWidthList( maSplits ); +} + +ScCsvRuler::~ScCsvRuler() +{ + save_FixedWidthList( maSplits ); +} + +// common ruler handling ------------------------------------------------------ + +void ScCsvRuler::ApplyLayout( const ScCsvLayoutData& rOldData ) +{ + ScCsvDiff nDiff = GetLayoutData().GetDiff( rOldData ) & (ScCsvDiff::HorizontalMask | ScCsvDiff::RulerCursor); + if( nDiff == ScCsvDiff::Equal ) return; + + DisableRepaint(); + if( nDiff & ScCsvDiff::HorizontalMask ) + { + InitSizeData(); + if( GetRulerCursorPos() >= GetPosCount() ) + MoveCursor( GetPosCount() - 1 ); + } + if( nDiff & ScCsvDiff::RulerCursor ) + { + ImplInvertCursor( rOldData.mnPosCursor ); + ImplInvertCursor( GetRulerCursorPos() ); + } + EnableRepaint(); + + if( nDiff & ScCsvDiff::PosOffset ) + AccSendVisibleEvent(); +} + +void ScCsvRuler::InitColors() +{ + const StyleSettings& rSett = Application::GetSettings().GetStyleSettings(); + maBackColor = rSett.GetFaceColor(); + maActiveColor = rSett.GetWindowColor(); + maTextColor = rSett.GetLabelTextColor(); + maSplitColor = maBackColor.IsDark() ? maTextColor : COL_LIGHTRED; + InvalidateGfx(); +} + +void ScCsvRuler::UpdateSplitSize() +{ + mnSplitSize = (GetCharWidth() * 3 / 5) | 1; // make an odd number +} + +void ScCsvRuler::InitSizeData() +{ + maWinSize = GetOutputSizePixel(); + + UpdateSplitSize(); + + sal_Int32 nActiveWidth = std::min( GetWidth() - GetHdrWidth(), GetPosCount() * GetCharWidth() ); + sal_Int32 nActiveHeight = GetTextHeight(); + + maActiveRect.SetPos( Point( GetFirstX(), (GetHeight() - nActiveHeight - 1) / 2 ) ); + maActiveRect.SetSize( Size( nActiveWidth, nActiveHeight ) ); + + maBackgrDev->SetOutputSizePixel( maWinSize ); + maRulerDev->SetOutputSizePixel( maWinSize ); + + InvalidateGfx(); +} + +void ScCsvRuler::MoveCursor( sal_Int32 nPos, bool bScroll ) +{ + DisableRepaint(); + if( bScroll ) + Execute( CSVCMD_MAKEPOSVISIBLE, nPos ); + Execute( CSVCMD_MOVERULERCURSOR, IsVisibleSplitPos( nPos ) ? nPos : CSV_POS_INVALID ); + EnableRepaint(); + AccSendCaretEvent(); +} + +void ScCsvRuler::MoveCursorRel( ScMoveMode eDir ) +{ + if( GetRulerCursorPos() == CSV_POS_INVALID ) + return; + + switch( eDir ) + { + case MOVE_FIRST: + MoveCursor( 1 ); + break; + case MOVE_LAST: + MoveCursor( GetPosCount() - 1 ); + break; + case MOVE_PREV: + if( GetRulerCursorPos() > 1 ) + MoveCursor( GetRulerCursorPos() - 1 ); + break; + case MOVE_NEXT: + if( GetRulerCursorPos() < GetPosCount() - 1 ) + MoveCursor( GetRulerCursorPos() + 1 ); + break; + default: + { + // added to avoid warnings + } + } +} + +void ScCsvRuler::MoveCursorToSplit( ScMoveMode eDir ) +{ + if( GetRulerCursorPos() == CSV_POS_INVALID ) + return; + + sal_uInt32 nIndex = CSV_VEC_NOTFOUND; + switch( eDir ) + { + case MOVE_FIRST: nIndex = maSplits.LowerBound( 0 ); break; + case MOVE_LAST: nIndex = maSplits.UpperBound( GetPosCount() ); break; + case MOVE_PREV: nIndex = maSplits.UpperBound( GetRulerCursorPos() - 1 ); break; + case MOVE_NEXT: nIndex = maSplits.LowerBound( GetRulerCursorPos() + 1 ); break; + default: + { + // added to avoid warnings + } + } + sal_Int32 nPos = maSplits[ nIndex ]; + if( nPos != CSV_POS_INVALID ) + MoveCursor( nPos ); +} + +void ScCsvRuler::ScrollVertRel( ScMoveMode eDir ) +{ + sal_Int32 nLine = GetFirstVisLine(); + switch( eDir ) + { + case MOVE_PREV: --nLine; break; + case MOVE_NEXT: ++nLine; break; + case MOVE_PREVPAGE: nLine -= GetVisLineCount() - 1; break; + case MOVE_NEXTPAGE: nLine += GetVisLineCount() - 1; break; + default: + { + // added to avoid warnings + } + } + Execute( CSVCMD_SETLINEOFFSET, nLine ); +} + +// split handling ------------------------------------------------------------- + +sal_Int32 ScCsvRuler::GetNoScrollPos( sal_Int32 nPos ) const +{ + sal_Int32 nNewPos = nPos; + if( nNewPos != CSV_POS_INVALID ) + { + if( nNewPos < GetFirstVisPos() + CSV_SCROLL_DIST ) + { + sal_Int32 nScroll = (GetFirstVisPos() > 0) ? CSV_SCROLL_DIST : 0; + nNewPos = std::max( nPos, GetFirstVisPos() + nScroll ); + } + else if( nNewPos > GetLastVisPos() - CSV_SCROLL_DIST - 1 ) + { + sal_Int32 nScroll = (GetFirstVisPos() < GetMaxPosOffset()) ? CSV_SCROLL_DIST : 0; + nNewPos = std::min( nNewPos, GetLastVisPos() - nScroll - sal_Int32( 1 ) ); + } + } + return nNewPos; +} + +void ScCsvRuler::InsertSplit( sal_Int32 nPos ) +{ + if( maSplits.Insert( nPos ) ) + { + ImplDrawSplit( nPos ); + Repaint(); + } +} + +void ScCsvRuler::RemoveSplit( sal_Int32 nPos ) +{ + if( maSplits.Remove( nPos ) ) + { + ImplEraseSplit( nPos ); + Repaint(); + } +} + +void ScCsvRuler::MoveSplit( sal_Int32 nPos, sal_Int32 nNewPos ) +{ + bool bRemove = maSplits.Remove( nPos ); + bool bInsert = maSplits.Insert( nNewPos ); + if( bRemove || bInsert ) + { + ImplEraseSplit( nPos ); + ImplDrawSplit( nNewPos ); + Repaint(); + } +} + +void ScCsvRuler::RemoveAllSplits() +{ + maSplits.Clear(); + Repaint( true ); +} + +sal_Int32 ScCsvRuler::FindEmptyPos( sal_Int32 nPos, ScMoveMode eDir ) const +{ + sal_Int32 nNewPos = nPos; + if( nNewPos != CSV_POS_INVALID ) + { + switch( eDir ) + { + case MOVE_FIRST: + nNewPos = std::min( nPos, FindEmptyPos( 0, MOVE_NEXT ) ); + break; + case MOVE_LAST: + nNewPos = std::max( nPos, FindEmptyPos( GetPosCount(), MOVE_PREV ) ); + break; + case MOVE_PREV: + while( HasSplit( --nNewPos ) ) ; + break; + case MOVE_NEXT: + while( HasSplit( ++nNewPos ) ) ; + break; + default: + { + // added to avoid warnings + } + } + } + return IsValidSplitPos( nNewPos ) ? nNewPos : CSV_POS_INVALID; +} + +void ScCsvRuler::MoveCurrSplit( sal_Int32 nNewPos ) +{ + DisableRepaint(); + Execute( CSVCMD_MOVESPLIT, GetRulerCursorPos(), nNewPos ); + MoveCursor( nNewPos ); + EnableRepaint(); +} + +void ScCsvRuler::MoveCurrSplitRel( ScMoveMode eDir ) +{ + if( HasSplit( GetRulerCursorPos() ) ) + { + sal_Int32 nNewPos = FindEmptyPos( GetRulerCursorPos(), eDir ); + if( nNewPos != CSV_POS_INVALID ) + MoveCurrSplit( nNewPos ); + } +} + +// event handling ------------------------------------------------------------- + +void ScCsvRuler::Resize() +{ + ScCsvControl::Resize(); + InitSizeData(); + Repaint(); +} + +void ScCsvRuler::GetFocus() +{ + ScCsvControl::GetFocus(); + DisableRepaint(); + if( GetRulerCursorPos() == CSV_POS_INVALID ) + MoveCursor( GetNoScrollPos( mnPosCursorLast ) ); + EnableRepaint(); +} + +void ScCsvRuler::LoseFocus() +{ + ScCsvControl::LoseFocus(); + mnPosCursorLast = GetRulerCursorPos(); + MoveCursor( CSV_POS_INVALID ); +} + +void ScCsvRuler::StyleUpdated() +{ + InitColors(); + Repaint(); + + ScCsvControl::StyleUpdated(); +} + +bool ScCsvRuler::MouseButtonDown( const MouseEvent& rMEvt ) +{ + DisableRepaint(); + if( !HasFocus() ) + GrabFocus(); + if( rMEvt.IsLeft() ) + { + sal_Int32 nPos = GetPosFromX( rMEvt.GetPosPixel().X() ); + if( IsVisibleSplitPos( nPos ) ) + StartMouseTracking( nPos ); + ImplSetMousePointer( nPos ); + } + EnableRepaint(); + return true; +} + +bool ScCsvRuler::MouseButtonUp( const MouseEvent& ) +{ + if (mbTracking) + { + EndMouseTracking(); + mbTracking = false; + } + return true; +} + +bool ScCsvRuler::MouseMove( const MouseEvent& rMEvt ) +{ + if( !rMEvt.IsModifierChanged() ) + { + sal_Int32 nPos = GetPosFromX( rMEvt.GetPosPixel().X() ); + if( mbTracking ) + { + // on mouse tracking: keep position valid + nPos = std::clamp( nPos, sal_Int32(1), GetPosCount() - 1 ); + MoveMouseTracking( nPos ); + } + else + { + tools::Rectangle aRect( Point(), maWinSize ); + if( !IsVisibleSplitPos( nPos ) || !aRect.Contains( rMEvt.GetPosPixel() ) ) + // if focused, keep old cursor position for key input + nPos = HasFocus() ? GetRulerCursorPos() : CSV_POS_INVALID; + MoveCursor( nPos, false ); + } + ImplSetMousePointer( nPos ); + } + return true; +} + +bool ScCsvRuler::KeyInput( const KeyEvent& rKEvt ) +{ + const vcl::KeyCode& rKCode = rKEvt.GetKeyCode(); + sal_uInt16 nCode = rKCode.GetCode(); + bool bNoMod = !rKCode.GetModifier(); + bool bShift = (rKCode.GetModifier() == KEY_SHIFT); + bool bJump = (rKCode.GetModifier() == KEY_MOD1); + bool bMove = (rKCode.GetModifier() == (KEY_MOD1 | KEY_SHIFT)); + + ScMoveMode eHDir = GetHorzDirection( nCode, true ); + ScMoveMode eVDir = GetVertDirection( nCode, false ); + + if( bNoMod ) + { + if( eHDir != MOVE_NONE ) + MoveCursorRel( eHDir ); + else if( eVDir != MOVE_NONE ) + ScrollVertRel( eVDir ); + else switch( nCode ) + { + case KEY_SPACE: Execute( CSVCMD_TOGGLESPLIT, GetRulerCursorPos() ); break; + case KEY_INSERT: Execute( CSVCMD_INSERTSPLIT, GetRulerCursorPos() ); break; + case KEY_DELETE: Execute( CSVCMD_REMOVESPLIT, GetRulerCursorPos() ); break; + } + } + else if( bJump && (eHDir != MOVE_NONE) ) + MoveCursorToSplit( eHDir ); + else if( bMove && (eHDir != MOVE_NONE) ) + MoveCurrSplitRel( eHDir ); + else if( bShift && (nCode == KEY_DELETE) ) + Execute( CSVCMD_REMOVEALLSPLITS ); + + return rKCode.GetGroup() == KEYGROUP_CURSOR; +} + +void ScCsvRuler::StartMouseTracking( sal_Int32 nPos ) +{ + mnPosMTStart = mnPosMTCurr = nPos; + mbPosMTMoved = false; + maOldSplits = maSplits; + Execute( CSVCMD_INSERTSPLIT, nPos ); + if( HasSplit( nPos ) ) + mbTracking = true; +} + +void ScCsvRuler::MoveMouseTracking( sal_Int32 nPos ) +{ + if( mnPosMTCurr != nPos ) + { + DisableRepaint(); + MoveCursor( nPos ); + if( (mnPosMTCurr != mnPosMTStart) && maOldSplits.HasSplit( mnPosMTCurr ) ) + Execute( CSVCMD_INSERTSPLIT, nPos ); + else + Execute( CSVCMD_MOVESPLIT, mnPosMTCurr, nPos ); + mnPosMTCurr = nPos; + mbPosMTMoved = true; + EnableRepaint(); + } +} + +void ScCsvRuler::EndMouseTracking() +{ + // remove on simple click on an existing split + if( (mnPosMTCurr == mnPosMTStart) && maOldSplits.HasSplit( mnPosMTCurr ) && !mbPosMTMoved ) + Execute( CSVCMD_REMOVESPLIT, mnPosMTCurr ); + mnPosMTStart = CSV_POS_INVALID; +} + +// painting ------------------------------------------------------------------- + +void ScCsvRuler::Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& ) +{ + ImplRedraw(rRenderContext); +} + +void ScCsvRuler::ImplRedraw(vcl::RenderContext& rRenderContext) +{ + if( IsVisible() ) + { + if( !IsValidGfx() ) + { + ValidateGfx(); + ImplDrawBackgrDev(); + ImplDrawRulerDev(); + } + rRenderContext.DrawOutDev( Point(), maWinSize, Point(), maWinSize, *maRulerDev ); + } +} + +tools::Rectangle ScCsvRuler::GetFocusRect() +{ + /* Draws directly tracking rectangle to the column with the specified index. */ + if(HasFocus()) + return tools::Rectangle(0, 0, GetWidth() - 1, GetHeight() - 2); + return weld::CustomWidgetController::GetFocusRect(); +} + +void ScCsvRuler::ImplDrawArea( sal_Int32 nPosX, sal_Int32 nWidth ) +{ + maBackgrDev->SetLineColor(); + tools::Rectangle aRect( Point( nPosX, 0 ), Size( nWidth, GetHeight() ) ); + maBackgrDev->SetFillColor( maBackColor ); + maBackgrDev->DrawRect( aRect ); + + aRect = maActiveRect; + aRect.SetLeft( std::max( GetFirstX(), nPosX ) ); + aRect.SetRight( std::min( std::min( GetX( GetPosCount() ), GetLastX() ), nPosX + nWidth - sal_Int32( 1 ) ) ); + if( aRect.Left() <= aRect.Right() ) + { + maBackgrDev->SetFillColor( maActiveColor ); + maBackgrDev->DrawRect( aRect ); + } + + maBackgrDev->SetLineColor( maTextColor ); + sal_Int32 nY = GetHeight() - 1; + maBackgrDev->DrawLine( Point( nPosX, nY ), Point( nPosX + nWidth - 1, nY ) ); +} + +void ScCsvRuler::ImplDrawBackgrDev() +{ + ImplDrawArea( 0, GetWidth() ); + + // scale + maBackgrDev->SetLineColor( maTextColor ); + maBackgrDev->SetFillColor(); + sal_Int32 nPos; + + sal_Int32 nFirstPos = std::max( GetPosFromX( 0 ) - 1, sal_Int32(0) ); + sal_Int32 nLastPos = GetPosFromX( GetWidth() ); + sal_Int32 nY = (maActiveRect.Top() + maActiveRect.Bottom()) / 2; + for( nPos = nFirstPos; nPos <= nLastPos; ++nPos ) + { + sal_Int32 nX = GetX( nPos ); + if( nPos % 5 ) + maBackgrDev->DrawPixel( Point( nX, nY ) ); + else + maBackgrDev->DrawLine( Point( nX, nY - 1 ), Point( nX, nY + 1 ) ); + } + + // texts + maBackgrDev->SetTextColor( maTextColor ); + maBackgrDev->SetTextFillColor(); + for( nPos = ((nFirstPos + 9) / 10) * 10; nPos <= nLastPos; nPos += 10 ) + { + OUString aText( OUString::number( nPos ) ); + sal_Int32 nTextWidth = maBackgrDev->GetTextWidth( aText ); + sal_Int32 nTextX = GetX( nPos ) - nTextWidth / 2; + ImplDrawArea( nTextX - 1, nTextWidth + 2 ); + maBackgrDev->DrawText( Point( nTextX, maActiveRect.Top() ), aText ); + } +} + +void ScCsvRuler::ImplDrawSplit( sal_Int32 nPos ) +{ + if( IsVisibleSplitPos( nPos ) ) + { + Point aPos( GetX( nPos ) - mnSplitSize / 2, GetHeight() - mnSplitSize - 2 ); + Size aSize( mnSplitSize, mnSplitSize ); + maRulerDev->SetLineColor( maTextColor ); + maRulerDev->SetFillColor( maSplitColor ); + maRulerDev->DrawEllipse( tools::Rectangle( aPos, aSize ) ); + maRulerDev->DrawPixel( Point( GetX( nPos ), GetHeight() - 2 ) ); + } +} + +void ScCsvRuler::ImplEraseSplit( sal_Int32 nPos ) +{ + if( IsVisibleSplitPos( nPos ) ) + { + ImplInvertCursor( GetRulerCursorPos() ); + Point aPos( GetX( nPos ) - mnSplitSize / 2, 0 ); + Size aSize( mnSplitSize, GetHeight() ); + maRulerDev->DrawOutDev( aPos, aSize, aPos, aSize, *maBackgrDev ); + ImplInvertCursor( GetRulerCursorPos() ); + } +} + +void ScCsvRuler::ImplDrawRulerDev() +{ + maRulerDev->DrawOutDev( Point(), maWinSize, Point(), maWinSize, *maBackgrDev ); + ImplInvertCursor( GetRulerCursorPos() ); + + sal_uInt32 nFirst = maSplits.LowerBound( GetFirstVisPos() ); + sal_uInt32 nLast = maSplits.UpperBound( GetLastVisPos() ); + if( (nFirst != CSV_VEC_NOTFOUND) && (nLast != CSV_VEC_NOTFOUND) ) + for( sal_uInt32 nIndex = nFirst; nIndex <= nLast; ++nIndex ) + ImplDrawSplit( GetSplitPos( nIndex ) ); +} + +void ScCsvRuler::ImplInvertCursor( sal_Int32 nPos ) +{ + if( IsVisibleSplitPos( nPos ) ) + { + ImplInvertRect( *maRulerDev, tools::Rectangle( Point( GetX( nPos ) - 1, 0 ), Size( 3, GetHeight() - 1 ) ) ); + if( HasSplit( nPos ) ) + ImplDrawSplit( nPos ); + } +} + +void ScCsvRuler::ImplSetMousePointer( sal_Int32 nPos ) +{ + SetPointer( HasSplit( nPos ) ? PointerStyle::HSplit : PointerStyle::Arrow ); +} + +// accessibility ============================================================== + +css::uno::Reference<css::accessibility::XAccessible> ScCsvRuler::CreateAccessible() +{ + rtl::Reference<ScAccessibleCsvRuler> xRef(new ScAccessibleCsvRuler(*this)); + mxAccessible = xRef; + return xRef; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |