/* -*- 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 #include #include #include "datwin.hxx" #include #include #include #include #include #include #include #include #include #include #include "brwimpl.hxx" #define SCROLL_FLAGS (ScrollFlags::Clip | ScrollFlags::NoChildren) #define getDataWindow() (static_cast(pDataWin.get())) using namespace com::sun::star::accessibility::AccessibleEventId; using namespace com::sun::star::accessibility::AccessibleTableModelChangeType; using com::sun::star::accessibility::AccessibleTableModelChange; using namespace ::com::sun::star::uno; using namespace svt; namespace { void disposeAndClearHeaderCell(::svt::BrowseBoxImpl::THeaderCellMap& _rHeaderCell) { ::std::for_each( _rHeaderCell.begin(), _rHeaderCell.end(), ::svt::BrowseBoxImpl::THeaderCellMapFunctorDispose() ); _rHeaderCell.clear(); } } void BrowseBox::ConstructImpl( BrowserMode nMode ) { OSL_TRACE( "BrowseBox: %p->ConstructImpl", this ); bMultiSelection = false; pColSel = nullptr; pDataWin = nullptr; pVScroll = nullptr; pDataWin = VclPtr::Create( this ).get(); pCols = new BrowserColumns; m_pImpl.reset( new ::svt::BrowseBoxImpl() ); aGridLineColor = Color( COL_LIGHTGRAY ); InitSettings_Impl( this ); InitSettings_Impl( pDataWin ); bBootstrapped = false; nDataRowHeight = 0; nTitleLines = 1; nFirstCol = 0; nTopRow = 0; nCurRow = BROWSER_ENDOFSELECTION; nCurColId = 0; bResizing = false; bSelect = false; bSelecting = false; bScrolling = false; bSelectionIsVisible = false; bNotToggleSel = false; bRowDividerDrag = false; bHit = false; mbInteractiveRowHeight = false; bHideSelect = false; bHideCursor = TRISTATE_FALSE; nRowCount = 0; m_bFocusOnlyCursor = true; m_aCursorColor = COL_TRANSPARENT; m_nCurrentMode = BrowserMode::NONE; nControlAreaWidth = USHRT_MAX; uRow.nSel = BROWSER_ENDOFSELECTION; aHScroll->SetLineSize(1); aHScroll->SetScrollHdl( LINK( this, BrowseBox, ScrollHdl ) ); aHScroll->SetEndScrollHdl( LINK( this, BrowseBox, EndScrollHdl ) ); pDataWin->Show(); SetMode( nMode ); bSelectionIsVisible = bKeepHighlight; bHasFocus = HasChildPathFocus(); getDataWindow()->nCursorHidden = ( bHasFocus ? 0 : 1 ) + ( GetUpdateMode() ? 0 : 1 ); } BrowseBox::BrowseBox( vcl::Window* pParent, WinBits nBits, BrowserMode nMode ) :Control( pParent, nBits | WB_3DLOOK ) ,DragSourceHelper( this ) ,DropTargetHelper( this ) ,aHScroll( VclPtr::Create(this, WinBits( WB_HSCROLL )) ) { ConstructImpl( nMode ); } BrowseBox::~BrowseBox() { disposeOnce(); } void BrowseBox::dispose() { OSL_TRACE( "BrowseBox: %p~", this ); if ( m_pImpl->m_pAccessible ) { disposeAndClearHeaderCell(m_pImpl->m_aColHeaderCellMap); disposeAndClearHeaderCell(m_pImpl->m_aRowHeaderCellMap); m_pImpl->m_pAccessible->dispose(); } Hide(); getDataWindow()->pHeaderBar.disposeAndClear(); getDataWindow()->pCornerWin.disposeAndClear(); pDataWin.disposeAndClear(); pVScroll.disposeAndClear(); aHScroll.disposeAndClear(); // free columns-space for (BrowserColumn* pCol : *pCols) delete pCol; pCols->clear(); delete pCols; delete pColSel; if ( bMultiSelection ) delete uRow.pSel; DragSourceHelper::dispose(); DropTargetHelper::dispose(); Control::dispose(); } short BrowseBox::GetCursorHideCount() const { return getDataWindow()->nCursorHidden; } void BrowseBox::DoShowCursor( const char * ) { if (!getDataWindow()) return; short nHiddenCount = --getDataWindow()->nCursorHidden; if (PaintCursorIfHiddenOnce()) { if (1 == nHiddenCount) DrawCursor(); } else { if (0 == nHiddenCount) DrawCursor(); } } void BrowseBox::DoHideCursor( const char * ) { short nHiddenCount = ++getDataWindow()->nCursorHidden; if (PaintCursorIfHiddenOnce()) { if (2 == nHiddenCount) DrawCursor(); } else { if (1 == nHiddenCount) DrawCursor(); } } void BrowseBox::SetRealRowCount( const OUString &rRealRowCount ) { getDataWindow()->aRealRowCount = rRealRowCount; } void BrowseBox::SetFont( const vcl::Font& rNewFont ) { pDataWin->SetFont( rNewFont ); ImpGetDataRowHeight(); } sal_uLong BrowseBox::GetDefaultColumnWidth( const OUString& _rText ) const { return GetDataWindow().GetTextWidth( _rText ) + GetDataWindow().GetTextWidth(OUString('0')) * 4; } void BrowseBox::InsertHandleColumn( sal_uLong nWidth ) { #if OSL_DEBUG_LEVEL > 0 OSL_ENSURE( ColCount() == 0 || (*pCols)[0]->GetId() != HandleColumnId , "BrowseBox::InsertHandleColumn: there is already a handle column" ); { BrowserColumns::iterator iCol = pCols->begin(); const BrowserColumns::iterator colsEnd = pCols->end(); if ( iCol != colsEnd ) for (++iCol; iCol != colsEnd; ++iCol) OSL_ENSURE( (*iCol)->GetId() != HandleColumnId, "BrowseBox::InsertHandleColumn: there is a non-Handle column with handle ID" ); } #endif pCols->insert( pCols->begin(), new BrowserColumn( 0, OUString(), nWidth, GetZoom() ) ); FreezeColumn( 0 ); // adjust headerbar if ( getDataWindow()->pHeaderBar ) { getDataWindow()->pHeaderBar->SetPosSizePixel( Point(nWidth, 0), Size( GetOutputSizePixel().Width() - nWidth, GetTitleHeight() ) ); } ColumnInserted( 0 ); } void BrowseBox::InsertDataColumn( sal_uInt16 nItemId, const OUString& rText, long nWidth, HeaderBarItemBits nBits, sal_uInt16 nPos ) { OSL_ENSURE( nItemId != HandleColumnId, "BrowseBox::InsertDataColumn: nItemId is HandleColumnId" ); OSL_ENSURE( nItemId != BROWSER_INVALIDID, "BrowseBox::InsertDataColumn: nItemId is reserved value BROWSER_INVALIDID" ); #if OSL_DEBUG_LEVEL > 0 { const BrowserColumns::iterator colsEnd = pCols->end(); for (BrowserColumns::iterator iCol = pCols->begin(); iCol != colsEnd; ++iCol) OSL_ENSURE( (*iCol)->GetId() != nItemId, "BrowseBox::InsertDataColumn: duplicate column Id" ); } #endif if ( nPos < pCols->size() ) { BrowserColumns::iterator it = pCols->begin(); ::std::advance( it, nPos ); pCols->insert( it, new BrowserColumn( nItemId, rText, nWidth, GetZoom() ) ); } else { pCols->push_back( new BrowserColumn( nItemId, rText, nWidth, GetZoom() ) ); } if ( nCurColId == 0 ) nCurColId = nItemId; if ( getDataWindow()->pHeaderBar ) { // Handle column not in the header bar sal_uInt16 nHeaderPos = nPos; if (nHeaderPos != HEADERBAR_APPEND && GetColumnId(0) == HandleColumnId ) nHeaderPos--; getDataWindow()->pHeaderBar->InsertItem( nItemId, rText, nWidth, nBits, nHeaderPos ); } ColumnInserted( nPos ); } sal_uInt16 BrowseBox::ToggleSelectedColumn() { sal_uInt16 nSelectedColId = BROWSER_INVALIDID; if ( pColSel && pColSel->GetSelectCount() ) { DoHideCursor( "ToggleSelectedColumn" ); ToggleSelection(); long nSelected = pColSel->FirstSelected(); if (nSelected != static_cast(SFX_ENDOFSELECTION)) nSelectedColId = (*pCols)[nSelected]->GetId(); pColSel->SelectAll(false); } return nSelectedColId; } void BrowseBox::SetToggledSelectedColumn(sal_uInt16 _nSelectedColumnId) { if ( pColSel && _nSelectedColumnId != BROWSER_INVALIDID ) { pColSel->Select( GetColumnPos( _nSelectedColumnId ) ); ToggleSelection(); OSL_TRACE( "BrowseBox: %p->SetToggledSelectedColumn", this ); DoShowCursor( "SetToggledSelectedColumn" ); } } void BrowseBox::FreezeColumn( sal_uInt16 nItemId ) { // get the position in the current array size_t nItemPos = GetColumnPos( nItemId ); if ( nItemPos >= pCols->size() ) // not available! return; // doesn't the state change? if ( (*pCols)[ nItemPos ]->IsFrozen() ) return; // remark the column selection sal_uInt16 nSelectedColId = ToggleSelectedColumn(); // to be moved? if ( nItemPos != 0 && !(*pCols)[ nItemPos-1 ]->IsFrozen() ) { // move to the right of the last frozen column sal_uInt16 nFirstScrollable = FrozenColCount(); BrowserColumn *pColumn = (*pCols)[ nItemPos ]; BrowserColumns::iterator it = pCols->begin(); ::std::advance( it, nItemPos ); pCols->erase( it ); nItemPos = nFirstScrollable; it = pCols->begin(); ::std::advance( it, nItemPos ); pCols->insert( it, pColumn ); } // adjust the number of the first scrollable and visible column if ( nFirstCol <= nItemPos ) nFirstCol = nItemPos + 1; // toggle the freeze-state of the column (*pCols)[ nItemPos ]->Freeze(); // align the scrollbar-range UpdateScrollbars(); // repaint Control::Invalidate(); getDataWindow()->Invalidate(); // remember the column selection SetToggledSelectedColumn(nSelectedColId); } void BrowseBox::SetColumnPos( sal_uInt16 nColumnId, sal_uInt16 nPos ) { // never set pos of the handle column if ( nColumnId == HandleColumnId ) return; // get the position in the current array sal_uInt16 nOldPos = GetColumnPos( nColumnId ); if ( nOldPos >= pCols->size() ) // not available! return; // does the state change? if (nOldPos != nPos) { // remark the column selection sal_uInt16 nSelectedColId = ToggleSelectedColumn(); // determine old column area Size aDataWinSize( pDataWin->GetSizePixel() ); if ( getDataWindow()->pHeaderBar ) aDataWinSize.Height() += getDataWindow()->pHeaderBar->GetSizePixel().Height(); Rectangle aFromRect( GetFieldRect( nColumnId) ); aFromRect.Right() += 2*MIN_COLUMNWIDTH; sal_uInt16 nNextPos = nOldPos + 1; if ( nOldPos > nPos ) nNextPos = nOldPos - 1; BrowserColumn *pNextCol = (*pCols)[ nNextPos ]; Rectangle aNextRect(GetFieldRect( pNextCol->GetId() )); // move column internally { BrowserColumns::iterator it = pCols->begin(); ::std::advance( it, nOldPos ); BrowserColumn* pTemp = *it; pCols->erase( it ); it = pCols->begin(); ::std::advance( it, nPos ); pCols->insert( it, pTemp ); } // determine new column area Rectangle aToRect( GetFieldRect( nColumnId ) ); aToRect.Right() += 2*MIN_COLUMNWIDTH; // do scroll, let redraw if( pDataWin->GetBackground().IsScrollable() ) { long nScroll = -aFromRect.GetWidth(); Rectangle aScrollArea; if ( nOldPos > nPos ) { long nFrozenWidth = GetFrozenWidth(); if ( aToRect.Left() < nFrozenWidth ) aToRect.Left() = nFrozenWidth; aScrollArea = Rectangle(Point(aToRect.Left(),0), Point(aNextRect.Right(),aDataWinSize.Height())); nScroll *= -1; // reverse direction } else aScrollArea = Rectangle(Point(aNextRect.Left(),0), Point(aToRect.Right(),aDataWinSize.Height())); pDataWin->Scroll( nScroll, 0, aScrollArea ); aToRect.Top() = 0; aToRect.Bottom() = aScrollArea.Bottom(); Invalidate( aToRect ); } else pDataWin->Window::Invalidate( InvalidateFlags::NoChildren ); // adjust header bar positions if ( getDataWindow()->pHeaderBar ) { sal_uInt16 nNewPos = nPos; if ( GetColumnId(0) == HandleColumnId ) --nNewPos; getDataWindow()->pHeaderBar->MoveItem(nColumnId,nNewPos); } // remember the column selection SetToggledSelectedColumn(nSelectedColId); if ( isAccessibleAlive() ) { commitTableEvent( TABLE_MODEL_CHANGED, makeAny( AccessibleTableModelChange( DELETE, 0, GetRowCount(), nOldPos, nOldPos ) ), Any() ); commitTableEvent( TABLE_MODEL_CHANGED, makeAny( AccessibleTableModelChange( INSERT, 0, GetRowCount(), nPos, nPos ) ), Any() ); } } } void BrowseBox::SetColumnTitle( sal_uInt16 nItemId, const OUString& rTitle ) { // never set title of the handle-column if ( nItemId == HandleColumnId ) return; // get the position in the current array sal_uInt16 nItemPos = GetColumnPos( nItemId ); if ( nItemPos >= pCols->size() ) // not available! return; // does the state change? BrowserColumn *pCol = (*pCols)[ nItemPos ]; if ( pCol->Title() != rTitle ) { OUString sOld(pCol->Title()); pCol->Title() = rTitle; // adjust headerbar column if ( getDataWindow()->pHeaderBar ) getDataWindow()->pHeaderBar->SetItemText( nItemId, rTitle ); else { // redraw visible columns if ( GetUpdateMode() && ( pCol->IsFrozen() || nItemPos > nFirstCol ) ) Invalidate( Rectangle( Point(0,0), Size( GetOutputSizePixel().Width(), GetTitleHeight() ) ) ); } if ( isAccessibleAlive() ) { commitTableEvent( TABLE_COLUMN_DESCRIPTION_CHANGED, makeAny( rTitle ), makeAny( sOld ) ); } } } void BrowseBox::SetColumnWidth( sal_uInt16 nItemId, sal_uLong nWidth ) { // get the position in the current array size_t nItemPos = GetColumnPos( nItemId ); if ( nItemPos >= pCols->size() ) return; // does the state change? nWidth = QueryColumnResize( nItemId, nWidth ); if ( nWidth >= LONG_MAX || (*pCols)[ nItemPos ]->Width() != nWidth ) { long nOldWidth = (*pCols)[ nItemPos ]->Width(); // adjust last column, if necessary if ( IsVisible() && nItemPos == pCols->size() - 1 ) { long nMaxWidth = pDataWin->GetSizePixel().Width(); nMaxWidth -= getDataWindow()->bAutoSizeLastCol ? GetFieldRect(nItemId).Left() : GetFrozenWidth(); if ( static_cast( pDataWin.get() )->bAutoSizeLastCol || nWidth > (sal_uLong)nMaxWidth ) { nWidth = nMaxWidth > 16 ? nMaxWidth : nOldWidth; nWidth = QueryColumnResize( nItemId, nWidth ); } } // OV // In AutoSizeLastColumn(), we call SetColumnWidth with nWidth==0xffff. // Thus, check here, if the width has actually changed. if( (sal_uLong)nOldWidth == nWidth ) return; // do we want to display the change immediately? bool bUpdate = GetUpdateMode() && ( (*pCols)[ nItemPos ]->IsFrozen() || nItemPos >= nFirstCol ); if ( bUpdate ) { // Selection hidden DoHideCursor( "SetColumnWidth" ); ToggleSelection(); //!getDataWindow()->Update(); //!Control::Update(); } // set width (*pCols)[ nItemPos ]->SetWidth(nWidth, GetZoom()); // scroll and invalidate if ( bUpdate ) { // get X-Pos of the column changed long nX = 0; for ( size_t nCol = 0; nCol < nItemPos; ++nCol ) { BrowserColumn *pCol = (*pCols)[ nCol ]; if ( pCol->IsFrozen() || nCol >= nFirstCol ) nX += pCol->Width(); } // actually scroll+invalidate pDataWin->SetClipRegion(); bool bSelVis = bSelectionIsVisible; bSelectionIsVisible = false; if( GetBackground().IsScrollable() ) { Rectangle aScrRect( nX + std::min( (sal_uLong)nOldWidth, nWidth ), 0, GetSizePixel().Width() , // the header is longer than the datawin pDataWin->GetPosPixel().Y() - 1 ); Control::Scroll( nWidth-nOldWidth, 0, aScrRect, SCROLL_FLAGS ); aScrRect.Bottom() = pDataWin->GetSizePixel().Height(); getDataWindow()->Scroll( nWidth-nOldWidth, 0, aScrRect, SCROLL_FLAGS ); Rectangle aInvRect( nX, 0, nX + std::max( nWidth, (sal_uLong)nOldWidth ), USHRT_MAX ); Control::Invalidate( aInvRect, InvalidateFlags::NoChildren ); static_cast( pDataWin.get() )->Invalidate( aInvRect ); } else { Control::Invalidate( InvalidateFlags::NoChildren ); getDataWindow()->Window::Invalidate( InvalidateFlags::NoChildren ); } //!getDataWindow()->Update(); //!Control::Update(); bSelectionIsVisible = bSelVis; ToggleSelection(); DoShowCursor( "SetColumnWidth" ); } UpdateScrollbars(); // adjust headerbar column if ( getDataWindow()->pHeaderBar ) getDataWindow()->pHeaderBar->SetItemSize( nItemId ? nItemId : USHRT_MAX - 1, nWidth ); // adjust last column if ( nItemPos != pCols->size() - 1 ) AutoSizeLastColumn(); } } void BrowseBox::AutoSizeLastColumn() { if ( getDataWindow()->bAutoSizeLastCol && getDataWindow()->GetUpdateMode() ) { sal_uInt16 nId = GetColumnId( (sal_uInt16)pCols->size() - 1 ); SetColumnWidth( nId, LONG_MAX ); ColumnResized( nId ); } } void BrowseBox::RemoveColumn( sal_uInt16 nItemId ) { // get column position sal_uInt16 nPos = GetColumnPos(nItemId); if ( nPos >= ColCount() ) // not available return; // correct column selection if ( pColSel ) pColSel->Remove( nPos ); // correct column cursor if ( nCurColId == nItemId ) nCurColId = 0; // delete column BrowserColumns::iterator it = pCols->begin(); ::std::advance( it, nPos ); delete *it; pCols->erase( it ); if ( nFirstCol >= nPos && nFirstCol > FrozenColCount() ) { OSL_ENSURE(nFirstCol > 0,"FirstCol must be greater zero!"); --nFirstCol; } // handlecolumn not in headerbar if (nItemId) { if ( getDataWindow()->pHeaderBar ) getDataWindow()->pHeaderBar->RemoveItem( nItemId ); } else { // adjust headerbar if ( getDataWindow()->pHeaderBar ) { getDataWindow()->pHeaderBar->SetPosSizePixel( Point(0, 0), Size( GetOutputSizePixel().Width(), GetTitleHeight() ) ); } } // correct vertical scrollbar UpdateScrollbars(); // trigger repaint, if necessary if ( GetUpdateMode() ) { getDataWindow()->Invalidate(); Control::Invalidate(); if ( getDataWindow()->bAutoSizeLastCol && nPos ==ColCount() ) SetColumnWidth( GetColumnId( nPos - 1 ), LONG_MAX ); } if ( isAccessibleAlive() ) { commitTableEvent( TABLE_MODEL_CHANGED, makeAny( AccessibleTableModelChange( DELETE, 0, GetRowCount(), nPos, nPos ) ), Any() ); commitHeaderBarEvent( CHILD, Any(), makeAny( CreateAccessibleColumnHeader( nPos ) ), true ); } } void BrowseBox::RemoveColumns() { size_t nOldCount = pCols->size(); // remove all columns for ( size_t i = 0; i < nOldCount; ++i ) delete (*pCols)[ i ]; pCols->clear(); // correct column selection if ( pColSel ) { pColSel->SelectAll(false); pColSel->SetTotalRange( Range( 0, 0 ) ); } // correct column cursor nCurColId = 0; nFirstCol = 0; if ( getDataWindow()->pHeaderBar ) getDataWindow()->pHeaderBar->Clear( ); // correct vertical scrollbar UpdateScrollbars(); // trigger repaint if necessary if ( GetUpdateMode() ) { getDataWindow()->Invalidate(); Control::Invalidate(); } if ( isAccessibleAlive() ) { if ( pCols->size() != nOldCount ) { // all columns should be removed, so we remove the column header bar and append it again // to avoid to notify every column remove commitBrowseBoxEvent( CHILD, Any(), makeAny(m_pImpl->getAccessibleHeaderBar(BBTYPE_COLUMNHEADERBAR)) ); // and now append it again commitBrowseBoxEvent( CHILD, makeAny(m_pImpl->getAccessibleHeaderBar(BBTYPE_COLUMNHEADERBAR)), Any() ); // notify a table model change commitTableEvent( TABLE_MODEL_CHANGED, makeAny ( AccessibleTableModelChange( DELETE, 0, GetRowCount(), 0, nOldCount ) ), Any() ); } } } OUString BrowseBox::GetColumnTitle( sal_uInt16 nId ) const { sal_uInt16 nItemPos = GetColumnPos( nId ); if ( nItemPos >= pCols->size() ) return OUString(); return (*pCols)[ nItemPos ]->Title(); } long BrowseBox::GetRowCount() const { return nRowCount; } sal_uInt16 BrowseBox::ColCount() const { return (sal_uInt16) pCols->size(); } long BrowseBox::ImpGetDataRowHeight() const { BrowseBox *pThis = const_cast(this); pThis->nDataRowHeight = pThis->CalcReverseZoom(pDataWin->GetTextHeight() + 2); pThis->Resize(); getDataWindow()->Invalidate(); return nDataRowHeight; } void BrowseBox::SetDataRowHeight( long nPixel ) { nDataRowHeight = CalcReverseZoom(nPixel); Resize(); getDataWindow()->Invalidate(); } void BrowseBox::SetTitleLines( sal_uInt16 nLines ) { nTitleLines = nLines; } long BrowseBox::ScrollColumns( long nCols ) { if ( nFirstCol + nCols < 0 || nFirstCol + nCols >= (long)pCols->size() ) return 0; // implicitly hides cursor while scrolling StartScroll(); bScrolling = true; bool bScrollable = pDataWin->GetBackground().IsScrollable(); bool bInvalidateView = false; // scrolling one column to the right? if ( nCols == 1 ) { // update internal value and scrollbar ++nFirstCol; aHScroll->SetThumbPos( nFirstCol - FrozenColCount() ); if ( !bScrollable ) { bInvalidateView = true; } else { long nDelta = (*pCols)[ nFirstCol-1 ]->Width(); long nFrozenWidth = GetFrozenWidth(); Rectangle aScrollRect( Point( nFrozenWidth + nDelta, 0 ), Size ( GetOutputSizePixel().Width() - nFrozenWidth - nDelta, GetTitleHeight() - 1 ) ); // scroll the header bar area (if there is no dedicated HeaderBar control) if ( !getDataWindow()->pHeaderBar && nTitleLines ) { // actually scroll Scroll( -nDelta, 0, aScrollRect, SCROLL_FLAGS ); // invalidate the area of the column which was scrolled out to the left hand side Rectangle aInvalidateRect( aScrollRect ); aInvalidateRect.Left() = nFrozenWidth; aInvalidateRect.Right() = nFrozenWidth + nDelta - 1; Invalidate( aInvalidateRect ); } // scroll the data-area aScrollRect.Bottom() = pDataWin->GetOutputSizePixel().Height(); // actually scroll pDataWin->Scroll( -nDelta, 0, aScrollRect, SCROLL_FLAGS ); // invalidate the area of the column which was scrolled out to the left hand side aScrollRect.Left() = nFrozenWidth; aScrollRect.Right() = nFrozenWidth + nDelta - 1; getDataWindow()->Invalidate( aScrollRect ); } } // scrolling one column to the left? else if ( nCols == -1 ) { --nFirstCol; aHScroll->SetThumbPos( nFirstCol - FrozenColCount() ); if ( !bScrollable ) { bInvalidateView = true; } else { long nDelta = (*pCols)[ nFirstCol ]->Width(); long nFrozenWidth = GetFrozenWidth(); Rectangle aScrollRect( Point( nFrozenWidth, 0 ), Size ( GetOutputSizePixel().Width() - nFrozenWidth, GetTitleHeight() - 1 ) ); // scroll the header bar area (if there is no dedicated HeaderBar control) if ( !getDataWindow()->pHeaderBar && nTitleLines ) { Scroll( nDelta, 0, aScrollRect, SCROLL_FLAGS ); } // scroll the data-area aScrollRect.Bottom() = pDataWin->GetOutputSizePixel().Height(); pDataWin->Scroll( nDelta, 0, aScrollRect, SCROLL_FLAGS ); } } else { if ( GetUpdateMode() ) { Invalidate( Rectangle( Point( GetFrozenWidth(), 0 ), Size( GetOutputSizePixel().Width(), GetTitleHeight() ) ) ); getDataWindow()->Invalidate( Rectangle( Point( GetFrozenWidth(), 0 ), pDataWin->GetSizePixel() ) ); } nFirstCol = nFirstCol + (sal_uInt16)nCols; aHScroll->SetThumbPos( nFirstCol - FrozenColCount() ); } // adjust external headerbar, if necessary if ( getDataWindow()->pHeaderBar ) { long nWidth = 0; for ( size_t nCol = 0; nCol < pCols->size() && nCol < nFirstCol; ++nCol ) { // not the handle column if ( (*pCols)[ nCol ]->GetId() ) nWidth += (*pCols)[ nCol ]->Width(); } getDataWindow()->pHeaderBar->SetOffset( nWidth ); } if( bInvalidateView ) { Control::Invalidate( InvalidateFlags::NoChildren ); pDataWin->Window::Invalidate( InvalidateFlags::NoChildren ); } // implicitly show cursor after scrolling if ( nCols ) { getDataWindow()->Update(); Update(); } bScrolling = false; EndScroll(); return nCols; } long BrowseBox::ScrollRows( long nRows ) { // out of range? if ( getDataWindow()->bNoScrollBack && nRows < 0 ) return 0; // compute new top row long nTmpMin = std::min( (long)(nTopRow + nRows), (long)(nRowCount - 1) ); long nNewTopRow = std::max( (long)nTmpMin, (long)0 ); if ( nNewTopRow == nTopRow ) return 0; sal_uInt16 nVisibleRows = (sal_uInt16)(pDataWin->GetOutputSizePixel().Height() / GetDataRowHeight() + 1); VisibleRowsChanged(nNewTopRow, nVisibleRows); // compute new top row again (nTopRow might have changed!) nTmpMin = std::min( (long)(nTopRow + nRows), (long)(nRowCount - 1) ); nNewTopRow = std::max( (long)nTmpMin, (long)0 ); StartScroll(); // scroll area on screen and/or repaint long nDeltaY = GetDataRowHeight() * ( nNewTopRow - nTopRow ); long nOldTopRow = nTopRow; nTopRow = nNewTopRow; if ( GetUpdateMode() ) { pVScroll->SetRange( Range( 0L, nRowCount ) ); pVScroll->SetThumbPos( nTopRow ); if( pDataWin->GetBackground().IsScrollable() && std::abs( nDeltaY ) > 0 && std::abs( nDeltaY ) < pDataWin->GetSizePixel().Height() ) { pDataWin->Scroll( 0, (short)-nDeltaY, SCROLL_FLAGS ); } else getDataWindow()->Invalidate(); if ( nTopRow - nOldTopRow ) getDataWindow()->Update(); } EndScroll(); return nTopRow - nOldTopRow; } void BrowseBox::RowModified( long nRow, sal_uInt16 nColId ) { if ( !GetUpdateMode() ) return; Rectangle aRect; if ( nColId == BROWSER_INVALIDID ) // invalidate the whole row aRect = Rectangle( Point( 0, (nRow-nTopRow) * GetDataRowHeight() ), Size( pDataWin->GetSizePixel().Width(), GetDataRowHeight() ) ); else { // invalidate the specific field aRect = GetFieldRectPixel( nRow, nColId, false ); } getDataWindow()->Invalidate( aRect ); } void BrowseBox::Clear() { // adjust the total number of rows DoHideCursor( "Clear" ); long nOldRowCount = nRowCount; nRowCount = 0; if(bMultiSelection) { assert(uRow.pSel); *uRow.pSel = MultiSelection(); } else uRow.nSel = BROWSER_ENDOFSELECTION; nCurRow = BROWSER_ENDOFSELECTION; nTopRow = 0; nCurColId = 0; // nFirstCol may not be reset, else the scrolling code will become confused. // nFirstCol may only be changed when adding or deleting columns // nFirstCol = 0; -> wrong! aHScroll->SetThumbPos( 0 ); pVScroll->SetThumbPos( 0 ); Invalidate(); UpdateScrollbars(); SetNoSelection(); DoShowCursor( "Clear" ); CursorMoved(); if ( isAccessibleAlive() ) { // all rows should be removed, so we remove the row header bar and append it again // to avoid to notify every row remove if ( nOldRowCount != nRowCount ) { commitBrowseBoxEvent( CHILD, Any(), makeAny( m_pImpl->getAccessibleHeaderBar( BBTYPE_ROWHEADERBAR ) ) ); // and now append it again commitBrowseBoxEvent( CHILD, makeAny( m_pImpl->getAccessibleHeaderBar( BBTYPE_ROWHEADERBAR ) ), Any() ); // notify a table model change commitTableEvent( TABLE_MODEL_CHANGED, makeAny( AccessibleTableModelChange( DELETE, 0, nOldRowCount, 0, GetColumnCount()) ), Any() ); } } } void BrowseBox::RowInserted( long nRow, long nNumRows, bool bDoPaint, bool bKeepSelection ) { if (nRow < 0) nRow = 0; else if (nRow > nRowCount) // maximal = nRowCount nRow = nRowCount; if ( nNumRows <= 0 ) return; // adjust total row count bool bLastRow = nRow >= nRowCount; nRowCount += nNumRows; DoHideCursor( "RowInserted" ); // must we paint the new rows? long nOldCurRow = nCurRow; Size aSz = pDataWin->GetOutputSizePixel(); if ( bDoPaint && nRow >= nTopRow && nRow <= nTopRow + aSz.Height() / GetDataRowHeight() ) { long nY = (nRow-nTopRow) * GetDataRowHeight(); if ( !bLastRow ) { // scroll down the rows behind the new row pDataWin->SetClipRegion(); if( pDataWin->GetBackground().IsScrollable() ) { pDataWin->Scroll( 0, GetDataRowHeight() * nNumRows, Rectangle( Point( 0, nY ), Size( aSz.Width(), aSz.Height() - nY ) ), SCROLL_FLAGS ); } else pDataWin->Window::Invalidate( InvalidateFlags::NoChildren ); } else // scroll would cause a repaint, so we must explicitly invalidate pDataWin->Invalidate( Rectangle( Point( 0, nY ), Size( aSz.Width(), nNumRows * GetDataRowHeight() ) ) ); } // correct top row if necessary if ( nRow < nTopRow ) nTopRow += nNumRows; // adjust the selection if ( bMultiSelection ) uRow.pSel->Insert( nRow, nNumRows ); else if ( uRow.nSel != BROWSER_ENDOFSELECTION && nRow <= uRow.nSel ) uRow.nSel += nNumRows; // adjust the cursor if ( nCurRow == BROWSER_ENDOFSELECTION ) GoToRow( 0, false, bKeepSelection ); else if ( nRow <= nCurRow ) GoToRow( nCurRow += nNumRows, false, bKeepSelection ); // adjust the vertical scrollbar if ( bDoPaint ) { UpdateScrollbars(); AutoSizeLastColumn(); } DoShowCursor( "RowInserted" ); // notify accessible that rows were inserted if ( isAccessibleAlive() ) { commitTableEvent( TABLE_MODEL_CHANGED, makeAny( AccessibleTableModelChange( INSERT, nRow, nRow + nNumRows, 0, GetColumnCount() ) ), Any() ); for (long i = nRow+1 ; i <= nRowCount ; ++i) { commitHeaderBarEvent( CHILD, makeAny( CreateAccessibleRowHeader( i ) ), Any(), false ); } } if ( nCurRow != nOldCurRow ) CursorMoved(); DBG_ASSERT(nRowCount > 0,"BrowseBox: nRowCount <= 0"); DBG_ASSERT(nCurRow >= 0,"BrowseBox: nCurRow < 0"); DBG_ASSERT(nCurRow < nRowCount,"nCurRow >= nRowCount"); } void BrowseBox::RowRemoved( long nRow, long nNumRows, bool bDoPaint ) { if ( nRow < 0 ) nRow = 0; else if ( nRow >= nRowCount ) nRow = nRowCount - 1; if ( nNumRows <= 0 ) return; if ( nRowCount <= 0 ) return; if ( bDoPaint ) { // hide cursor and selection OSL_TRACE( "BrowseBox: %p->HideCursor", this ); ToggleSelection(); DoHideCursor( "RowRemoved" ); } // adjust total row count nRowCount -= nNumRows; if (nRowCount < 0) nRowCount = 0; long nOldCurRow = nCurRow; // adjust the selection if ( bMultiSelection ) // uRow.pSel->Remove( nRow, nNumRows ); for ( long i = 0; i < nNumRows; i++ ) uRow.pSel->Remove( nRow ); else if ( nRow < uRow.nSel && uRow.nSel >= nNumRows ) uRow.nSel -= nNumRows; else if ( nRow <= uRow.nSel ) uRow.nSel = BROWSER_ENDOFSELECTION; // adjust the cursor if ( nRowCount == 0 ) // don't compare nRowCount with nNumRows as nNumRows already was subtracted from nRowCount nCurRow = BROWSER_ENDOFSELECTION; else if ( nRow < nCurRow ) { nCurRow -= std::min( nCurRow - nRow, nNumRows ); // with the above nCurRow points a) to the first row after the removed block or b) to the same line // as before, but moved up nNumRows // case a) needs an additional correction if the last n lines were deleted, as 'the first row after the // removed block' is an invalid position then // FS - 09/28/99 - 68429 if (nCurRow == nRowCount) --nCurRow; } else if( nRow == nCurRow && nCurRow == nRowCount ) nCurRow = nRowCount-1; // is the deleted row visible? Size aSz = pDataWin->GetOutputSizePixel(); if ( nRow >= nTopRow && nRow <= nTopRow + aSz.Height() / GetDataRowHeight() ) { if ( bDoPaint ) { // scroll up the rows behind the deleted row // if there are Rows behind if (nRow < nRowCount) { long nY = (nRow-nTopRow) * GetDataRowHeight(); pDataWin->SetClipRegion(); if( pDataWin->GetBackground().IsScrollable() ) { pDataWin->Scroll( 0, - (short) GetDataRowHeight() * nNumRows, Rectangle( Point( 0, nY ), Size( aSz.Width(), aSz.Height() - nY + nNumRows*GetDataRowHeight() ) ), SCROLL_FLAGS ); } else pDataWin->Window::Invalidate( InvalidateFlags::NoChildren ); } else { // Repaint the Rect of the deleted row Rectangle aRect( Point( 0, (nRow-nTopRow)*GetDataRowHeight() ), Size( pDataWin->GetSizePixel().Width(), nNumRows * GetDataRowHeight() ) ); pDataWin->Invalidate( aRect ); } } } // is the deleted row above of the visible area? else if ( nRow < nTopRow ) nTopRow = nTopRow >= nNumRows ? nTopRow-nNumRows : 0; if ( bDoPaint ) { // reshow cursor and selection ToggleSelection(); OSL_TRACE( "BrowseBox: %p->ShowCursor", this ); DoShowCursor( "RowRemoved" ); // adjust the vertical scrollbar UpdateScrollbars(); AutoSizeLastColumn(); } if ( isAccessibleAlive() ) { if ( nRowCount == 0 ) { // all columns should be removed, so we remove the column header bar and append it again // to avoid to notify every column remove commitBrowseBoxEvent( CHILD, Any(), makeAny( m_pImpl->getAccessibleHeaderBar( BBTYPE_ROWHEADERBAR ) ) ); // and now append it again commitBrowseBoxEvent( CHILD, makeAny(m_pImpl->getAccessibleHeaderBar(BBTYPE_ROWHEADERBAR)), Any() ); commitBrowseBoxEvent( CHILD, Any(), makeAny( m_pImpl->getAccessibleTable() ) ); // and now append it again commitBrowseBoxEvent( CHILD, makeAny( m_pImpl->getAccessibleTable() ), Any() ); } else { commitTableEvent( TABLE_MODEL_CHANGED, makeAny( AccessibleTableModelChange( DELETE, nRow, nRow + nNumRows, 0, GetColumnCount() ) ), Any() ); for (long i = nRow+1 ; i <= (nRow+nNumRows) ; ++i) { commitHeaderBarEvent( CHILD, Any(), makeAny( CreateAccessibleRowHeader( i ) ), false ); } } } if ( nOldCurRow != nCurRow ) CursorMoved(); DBG_ASSERT(nRowCount >= 0,"BrowseBox: nRowCount < 0"); DBG_ASSERT(nCurRow >= 0 || nRowCount == 0,"BrowseBox: nCurRow < 0 && nRowCount != 0"); DBG_ASSERT(nCurRow < nRowCount,"nCurRow >= nRowCount"); } bool BrowseBox::GoToRow( long nRow) { return GoToRow(nRow, false); } bool BrowseBox::GoToRow( long nRow, bool bRowColMove, bool bKeepSelection ) { long nOldCurRow = nCurRow; // nothing to do? if ( nRow == nCurRow && ( bMultiSelection || uRow.nSel == nRow ) ) return true; // out of range? if ( nRow < 0 || nRow >= nRowCount ) return false; // not allowed? if ( ( !bRowColMove && !IsCursorMoveAllowed( nRow, nCurColId ) ) ) return false; if ( getDataWindow()->bNoScrollBack && nRow < nTopRow ) nRow = nTopRow; // compute the last visible row Size aSz( pDataWin->GetSizePixel() ); sal_uInt16 nVisibleRows = sal_uInt16( aSz.Height() / GetDataRowHeight() - 1 ); long nLastRow = nTopRow + nVisibleRows; // suspend Updates getDataWindow()->EnterUpdateLock(); // remove old highlight, if necessary if ( !bMultiSelection && !bKeepSelection ) ToggleSelection(); DoHideCursor( "GoToRow" ); // must we scroll? bool bWasVisible = bSelectionIsVisible; if (! bMultiSelection) { if( !bKeepSelection ) bSelectionIsVisible = false; } if ( nRow < nTopRow ) ScrollRows( nRow - nTopRow ); else if ( nRow > nLastRow ) ScrollRows( nRow - nLastRow ); bSelectionIsVisible = bWasVisible; // adjust cursor (selection) and thumb if ( GetUpdateMode() ) pVScroll->SetThumbPos( nTopRow ); // relative positioning (because nCurRow might have changed in the meantime)! if (nCurRow != BROWSER_ENDOFSELECTION ) nCurRow = nCurRow + (nRow - nOldCurRow); // make sure that the current position is valid if (nCurRow == BROWSER_ENDOFSELECTION && nRowCount > 0) nCurRow = 0; else if ( nCurRow >= nRowCount ) nCurRow = nRowCount - 1; aSelRange = Range( nCurRow, nCurRow ); // display new highlight if necessary if ( !bMultiSelection && !bKeepSelection ) uRow.nSel = nRow; // resume Updates getDataWindow()->LeaveUpdateLock(); // Cursor+Highlight if ( !bMultiSelection && !bKeepSelection) ToggleSelection(); DoShowCursor( "GoToRow" ); if ( !bRowColMove && nOldCurRow != nCurRow ) CursorMoved(); if ( !bMultiSelection && !bKeepSelection ) { if ( !bSelecting ) Select(); else bSelect = true; } return true; } bool BrowseBox::GoToColumnId( sal_uInt16 nColId) { return GoToColumnId(nColId, true); } bool BrowseBox::GoToColumnId( sal_uInt16 nColId, bool bMakeVisible, bool bRowColMove) { if (!bColumnCursor) return false; // allowed? if (!bRowColMove && !IsCursorMoveAllowed( nCurRow, nColId ) ) return false; if ( nColId != nCurColId || (bMakeVisible && !IsFieldVisible(nCurRow, nColId, true))) { sal_uInt16 nNewPos = GetColumnPos(nColId); BrowserColumn* pColumn = (nNewPos < pCols->size()) ? (*pCols)[ nNewPos ] : nullptr; DBG_ASSERT( pColumn, "no column object - invalid id?" ); if ( !pColumn ) return false; DoHideCursor( "GoToColumnId" ); nCurColId = nColId; bool bScrolled = false; sal_uInt16 nFirstPos = nFirstCol; sal_uInt16 nWidth = (sal_uInt16)pColumn->Width(); sal_uInt16 nLastPos = GetColumnAtXPosPixel( pDataWin->GetSizePixel().Width()-nWidth, false ); sal_uInt16 nFrozen = FrozenColCount(); if ( bMakeVisible && nLastPos && nNewPos >= nFrozen && ( nNewPos < nFirstPos || nNewPos > nLastPos ) ) { if ( nNewPos < nFirstPos ) ScrollColumns( nNewPos-nFirstPos ); else if ( nNewPos > nLastPos ) ScrollColumns( nNewPos-nLastPos ); bScrolled = true; } DoShowCursor( "GoToColumnId" ); if (!bRowColMove) { //try to move to nCurRow, nColId CursorMoveAttempt aAttempt(nCurRow, nColId, bScrolled); //Detect if we are already in a call to BrowseBox::GoToColumnId //but the attempt is impossible and we are simply recursing //into BrowseBox::GoToColumnId with the same impossible to //fulfill conditions if (m_aGotoStack.empty() || aAttempt != m_aGotoStack.top()) { m_aGotoStack.push(aAttempt); CursorMoved(); m_aGotoStack.pop(); } } return true; } return true; } bool BrowseBox::GoToRowColumnId( long nRow, sal_uInt16 nColId ) { // out of range? if ( nRow < 0 || nRow >= nRowCount ) return false; if (!bColumnCursor) return false; // nothing to do ? if ( nRow == nCurRow && ( bMultiSelection || uRow.nSel == nRow ) && nColId == nCurColId && IsFieldVisible(nCurRow, nColId, true)) return true; // allowed? if (!IsCursorMoveAllowed(nRow, nColId)) return false; DoHideCursor( "GoToRowColumnId" ); bool bMoved = GoToRow(nRow, true) && GoToColumnId(nColId, true, true); DoShowCursor( "GoToRowColumnId" ); if (bMoved) CursorMoved(); return bMoved; } void BrowseBox::SetNoSelection() { // is there no selection if ( ( !pColSel || !pColSel->GetSelectCount() ) && ( ( !bMultiSelection && uRow.nSel == BROWSER_ENDOFSELECTION ) || ( bMultiSelection && !uRow.pSel->GetSelectCount() ) ) ) // nothing to do return; OSL_TRACE( "BrowseBox: %p->HideCursor", this ); ToggleSelection(); // unselect all if ( bMultiSelection ) uRow.pSel->SelectAll(false); else uRow.nSel = BROWSER_ENDOFSELECTION; if ( pColSel ) pColSel->SelectAll(false); if ( !bSelecting ) Select(); else bSelect = true; // restore screen OSL_TRACE( "BrowseBox: %p->ShowCursor", this ); if ( isAccessibleAlive() ) { commitTableEvent( SELECTION_CHANGED, Any(), Any() ); } } void BrowseBox::SelectAll() { if ( !bMultiSelection ) return; OSL_TRACE( "BrowseBox: %p->HideCursor", this ); ToggleSelection(); // select all rows if ( pColSel ) pColSel->SelectAll(false); uRow.pSel->SelectAll(); // don't highlight handle column BrowserColumn *pFirstCol = (*pCols)[ 0 ]; long nOfsX = pFirstCol->GetId() ? 0 : pFirstCol->Width(); // highlight the row selection if ( !bHideSelect ) { Rectangle aHighlightRect; sal_uInt16 nVisibleRows = (sal_uInt16)(pDataWin->GetOutputSizePixel().Height() / GetDataRowHeight() + 1); for ( long nRow = std::max( nTopRow, uRow.pSel->FirstSelected() ); nRow != BROWSER_ENDOFSELECTION && nRow < nTopRow + nVisibleRows; nRow = uRow.pSel->NextSelected() ) aHighlightRect.Union( Rectangle( Point( nOfsX, (nRow-nTopRow)*GetDataRowHeight() ), Size( pDataWin->GetSizePixel().Width(), GetDataRowHeight() ) ) ); pDataWin->Invalidate( aHighlightRect ); } if ( !bSelecting ) Select(); else bSelect = true; // restore screen OSL_TRACE( "BrowseBox: %p->ShowCursor", this ); if ( isAccessibleAlive() ) { commitTableEvent( SELECTION_CHANGED, Any(), Any() ); commitHeaderBarEvent( SELECTION_CHANGED, Any(), Any(), true ); // column header event commitHeaderBarEvent( SELECTION_CHANGED, Any(), Any(), false ); // row header event } } void BrowseBox::SelectRow( long nRow, bool _bSelect, bool bExpand ) { if ( !bMultiSelection ) { // deselecting is impossible, selecting via cursor if ( _bSelect ) GoToRow(nRow, false); return; } OSL_TRACE( "BrowseBox: %p->HideCursor", this ); // remove old selection? if ( !bExpand || !bMultiSelection ) { ToggleSelection(); if ( bMultiSelection ) uRow.pSel->SelectAll(false); else uRow.nSel = BROWSER_ENDOFSELECTION; if ( pColSel ) pColSel->SelectAll(false); } // set new selection if ( !bHideSelect && ( ( bMultiSelection && uRow.pSel->GetTotalRange().Max() >= nRow && uRow.pSel->Select( nRow, _bSelect ) ) || ( !bMultiSelection && ( uRow.nSel = nRow ) != BROWSER_ENDOFSELECTION ) ) ) { // don't highlight handle column BrowserColumn *pFirstCol = (*pCols)[ 0 ]; long nOfsX = pFirstCol->GetId() ? 0 : pFirstCol->Width(); // highlight only newly selected part Rectangle aRect( Point( nOfsX, (nRow-nTopRow)*GetDataRowHeight() ), Size( pDataWin->GetSizePixel().Width(), GetDataRowHeight() ) ); pDataWin->Invalidate( aRect ); } if ( !bSelecting ) Select(); else bSelect = true; // restore screen OSL_TRACE( "BrowseBox: %p->ShowCursor", this ); if ( isAccessibleAlive() ) { commitTableEvent( SELECTION_CHANGED, Any(), Any() ); commitHeaderBarEvent( SELECTION_CHANGED, Any(), Any(), false ); // row header event } } long BrowseBox::GetSelectRowCount() const { return bMultiSelection ? uRow.pSel->GetSelectCount() : uRow.nSel == BROWSER_ENDOFSELECTION ? 0 : 1; } void BrowseBox::SelectColumnPos( sal_uInt16 nNewColPos, bool _bSelect, bool bMakeVisible ) { if ( !bColumnCursor || nNewColPos == BROWSER_INVALIDID ) return; if ( !bMultiSelection ) { if ( _bSelect ) GoToColumnId( (*pCols)[ nNewColPos ]->GetId(), bMakeVisible ); return; } else { if ( !GoToColumnId( (*pCols)[ nNewColPos ]->GetId(), bMakeVisible ) ) return; } OSL_TRACE( "BrowseBox: %p->HideCursor", this ); ToggleSelection(); if ( bMultiSelection ) uRow.pSel->SelectAll(false); else uRow.nSel = BROWSER_ENDOFSELECTION; pColSel->SelectAll(false); if ( pColSel->Select( nNewColPos, _bSelect ) ) { // GoToColumnId( pCols->GetObject(nNewColPos)->GetId(), bMakeVisible ); // only highlight painted areas pDataWin->Update(); Rectangle aFieldRectPix( GetFieldRectPixel( nCurRow, nCurColId, false ) ); Rectangle aRect( Point( aFieldRectPix.Left() - MIN_COLUMNWIDTH, 0 ), Size( (*pCols)[ nNewColPos ]->Width(), pDataWin->GetOutputSizePixel().Height() ) ); pDataWin->Invalidate( aRect ); if ( !bSelecting ) Select(); else bSelect = true; if ( isAccessibleAlive() ) { commitTableEvent( SELECTION_CHANGED, Any(), Any() ); commitHeaderBarEvent( SELECTION_CHANGED, Any(), Any(), true ); // column header event } } // restore screen OSL_TRACE( "BrowseBox: %p->ShowCursor", this ); } sal_uInt16 BrowseBox::GetSelectColumnCount() const { // while bAutoSelect (==!pColSel), 1 if any rows (yes rows!) else none return pColSel ? (sal_uInt16) pColSel->GetSelectCount() : nCurRow >= 0 ? 1 : 0; } long BrowseBox::FirstSelectedColumn( ) const { return pColSel ? pColSel->FirstSelected() : BROWSER_ENDOFSELECTION; } long BrowseBox::FirstSelectedRow() { return bMultiSelection ? uRow.pSel->FirstSelected() : uRow.nSel; } long BrowseBox::NextSelectedRow() { return bMultiSelection ? uRow.pSel->NextSelected() : BROWSER_ENDOFSELECTION; } long BrowseBox::LastSelectedRow() { return bMultiSelection ? uRow.pSel->LastSelected() : uRow.nSel; } bool BrowseBox::IsRowSelected( long nRow ) const { return bMultiSelection ? uRow.pSel->IsSelected(nRow) : nRow == uRow.nSel; } bool BrowseBox::IsColumnSelected( sal_uInt16 nColumnId ) const { return pColSel ? pColSel->IsSelected( GetColumnPos(nColumnId) ) : nCurColId == nColumnId; } void BrowseBox::MakeFieldVisible ( long nRow, // line number of the field (starting with 0) sal_uInt16 nColId // column ID of the field ) /* [Description] Makes visible the field described in 'nRow' and 'nColId' by scrolling accordingly. */ { Size aTestSize = pDataWin->GetSizePixel(); if ( !bBootstrapped || ( aTestSize.Width() == 0 && aTestSize.Height() == 0 ) ) return; // is it visible already? bool bVisible = IsFieldVisible( nRow, nColId, true/*bComplete*/ ); if ( bVisible ) return; // calculate column position, field rectangle and painting area sal_uInt16 nColPos = GetColumnPos( nColId ); Rectangle aFieldRect = GetFieldRectPixel( nRow, nColId, false ); Rectangle aDataRect = Rectangle( Point(0, 0), pDataWin->GetSizePixel() ); // positioned outside on the left? if ( nColPos >= FrozenColCount() && nColPos < nFirstCol ) // => scroll to the right ScrollColumns( nColPos - nFirstCol ); // while outside on the right while ( aDataRect.Right() < aFieldRect.Right() ) { // => scroll to the left if ( ScrollColumns( 1 ) != 1 ) // no more need to scroll break; aFieldRect = GetFieldRectPixel( nRow, nColId, false ); } // positioned outside above? if ( nRow < nTopRow ) // scroll further to the bottom ScrollRows( nRow - nTopRow ); // positioned outside below? long nBottomRow = nTopRow + GetVisibleRows(); // decrement nBottomRow to make it the number of the last visible line // (count starts with 0!). // Example: BrowseBox contains exactly one entry. nBottomRow := 0 + 1 - 1 if( nBottomRow ) nBottomRow--; if ( nRow > nBottomRow ) // scroll further to the top ScrollRows( nRow - nBottomRow ); } bool BrowseBox::IsFieldVisible( long nRow, sal_uInt16 nColumnId, bool bCompletely ) const { // hidden by frozen column? sal_uInt16 nColPos = GetColumnPos( nColumnId ); if ( nColPos >= FrozenColCount() && nColPos < nFirstCol ) return false; Rectangle aRect( ImplFieldRectPixel( nRow, nColumnId ) ); if ( aRect.IsEmpty() ) return false; // get the visible area Rectangle aOutRect( Point(0, 0), pDataWin->GetOutputSizePixel() ); if ( bCompletely ) // test if the field is completely visible return aOutRect.IsInside( aRect ); else // test if the field is partly of completely visible return !aOutRect.Intersection( aRect ).IsEmpty(); } Rectangle BrowseBox::GetFieldRectPixel( long nRow, sal_uInt16 nColumnId, bool bRelToBrowser) const { // get the rectangle relative to DataWin Rectangle aRect( ImplFieldRectPixel( nRow, nColumnId ) ); if ( aRect.IsEmpty() ) return aRect; // adjust relative to BrowseBox's output area Point aTopLeft( aRect.TopLeft() ); if ( bRelToBrowser ) { aTopLeft = pDataWin->OutputToScreenPixel( aTopLeft ); aTopLeft = ScreenToOutputPixel( aTopLeft ); } return Rectangle( aTopLeft, aRect.GetSize() ); } Rectangle BrowseBox::GetRowRectPixel( long nRow ) const { // get the rectangle relative to DataWin Rectangle aRect; if ( nTopRow > nRow ) // row is above visible area return aRect; aRect = Rectangle( Point( 0, GetDataRowHeight() * (nRow-nTopRow) ), Size( pDataWin->GetOutputSizePixel().Width(), GetDataRowHeight() ) ); if ( aRect.TopLeft().Y() > pDataWin->GetOutputSizePixel().Height() ) // row is below visible area return aRect; // adjust relative to BrowseBox's output area Point aTopLeft( aRect.TopLeft() ); aTopLeft = pDataWin->OutputToScreenPixel( aTopLeft ); aTopLeft = ScreenToOutputPixel( aTopLeft ); return Rectangle( aTopLeft, aRect.GetSize() ); } Rectangle BrowseBox::ImplFieldRectPixel( long nRow, sal_uInt16 nColumnId ) const { // compute the X-coordinate relative to DataWin by accumulation long nColX = 0; sal_uInt16 nFrozenCols = FrozenColCount(); size_t nCol; for ( nCol = 0; nCol < pCols->size() && (*pCols)[ nCol ]->GetId() != nColumnId; ++nCol ) if ( (*pCols)[ nCol ]->IsFrozen() || nCol >= nFirstCol ) nColX += (*pCols)[ nCol ]->Width(); if ( nCol >= pCols->size() || ( nCol >= nFrozenCols && nCol < nFirstCol ) ) return Rectangle(); // compute the Y-coordinate relative to DataWin long nRowY = GetDataRowHeight(); if ( nRow != BROWSER_ENDOFSELECTION ) // #105497# OJ nRowY = ( nRow - nTopRow ) * GetDataRowHeight(); // assemble the Rectangle relative to DataWin return Rectangle( Point( nColX + MIN_COLUMNWIDTH, nRowY ), Size( (*pCols)[ nCol ]->Width() - 2*MIN_COLUMNWIDTH, GetDataRowHeight() - 1 ) ); } long BrowseBox::GetRowAtYPosPixel( long nY, bool bRelToBrowser ) const { // compute the Y-coordinate if ( bRelToBrowser ) { Point aDataTopLeft = pDataWin->OutputToScreenPixel( Point(0, 0) ); Point aTopLeft = OutputToScreenPixel( Point(0, 0) ); nY -= aDataTopLeft.Y() - aTopLeft.Y(); } // no row there (e.g. in the header) if ( nY < 0 || nY >= pDataWin->GetOutputSizePixel().Height() ) return -1; return nY / GetDataRowHeight() + nTopRow; } Rectangle BrowseBox::GetFieldRect( sal_uInt16 nColumnId ) const { return GetFieldRectPixel( nCurRow, nColumnId ); } sal_uInt16 BrowseBox::GetColumnAtXPosPixel( long nX, bool ) const { // accumulate the widths of the visible columns long nColX = 0; for ( size_t nCol = 0; nCol < pCols->size(); ++nCol ) { BrowserColumn *pCol = (*pCols)[ nCol ]; if ( pCol->IsFrozen() || nCol >= nFirstCol ) nColX += pCol->Width(); if ( nColX > nX ) return nCol; } return BROWSER_INVALIDID; } void BrowseBox::ReserveControlArea( sal_uInt16 nWidth ) { if ( nWidth != nControlAreaWidth ) { OSL_ENSURE(nWidth,"Control area of 0 is not allowed, Use USHRT_MAX instead!"); nControlAreaWidth = nWidth; UpdateScrollbars(); } } Rectangle BrowseBox::GetControlArea() const { return Rectangle( Point( 0, GetOutputSizePixel().Height() - aHScroll->GetSizePixel().Height() ), Size( GetOutputSizePixel().Width() - aHScroll->GetSizePixel().Width(), aHScroll->GetSizePixel().Height() ) ); } void BrowseBox::SetMode( BrowserMode nMode ) { getDataWindow()->bAutoHScroll = BrowserMode::AUTO_HSCROLL == ( nMode & BrowserMode::AUTO_HSCROLL ); getDataWindow()->bAutoVScroll = BrowserMode::AUTO_VSCROLL == ( nMode & BrowserMode::AUTO_VSCROLL ); getDataWindow()->bNoHScroll = BrowserMode::NO_HSCROLL == ( nMode & BrowserMode::NO_HSCROLL ); getDataWindow()->bNoVScroll = BrowserMode::NO_VSCROLL == ( nMode & BrowserMode::NO_VSCROLL ); DBG_ASSERT( !( getDataWindow()->bAutoHScroll && getDataWindow()->bNoHScroll ), "BrowseBox::SetMode: AutoHScroll *and* NoHScroll?" ); DBG_ASSERT( !( getDataWindow()->bAutoVScroll && getDataWindow()->bNoVScroll ), "BrowseBox::SetMode: AutoVScroll *and* NoVScroll?" ); if ( getDataWindow()->bAutoHScroll ) getDataWindow()->bNoHScroll = false; if ( getDataWindow()->bAutoVScroll ) getDataWindow()->bNoVScroll = false; if ( getDataWindow()->bNoHScroll ) aHScroll->Hide(); nControlAreaWidth = USHRT_MAX; getDataWindow()->bNoScrollBack = BrowserMode::NO_SCROLLBACK == ( nMode & BrowserMode::NO_SCROLLBACK); long nOldRowSel = bMultiSelection ? uRow.pSel->FirstSelected() : uRow.nSel; MultiSelection *pOldRowSel = bMultiSelection ? uRow.pSel : nullptr; MultiSelection *pOldColSel = pColSel; pVScroll.disposeAndClear(); bThumbDragging = ( nMode & BrowserMode::THUMBDRAGGING ) == BrowserMode::THUMBDRAGGING; bMultiSelection = ( nMode & BrowserMode::MULTISELECTION ) == BrowserMode::MULTISELECTION; bColumnCursor = ( nMode & BrowserMode::COLUMNSELECTION ) == BrowserMode::COLUMNSELECTION; bKeepHighlight = ( nMode & BrowserMode::KEEPHIGHLIGHT ) == BrowserMode::KEEPHIGHLIGHT; bHideSelect = ((nMode & BrowserMode::HIDESELECT) == BrowserMode::HIDESELECT); // default: do not hide the cursor at all (untaken scrolling and such) bHideCursor = TRISTATE_FALSE; if ( BrowserMode::SMART_HIDECURSOR == ( nMode & BrowserMode::SMART_HIDECURSOR ) ) { // smart cursor hide overrules hard cursor hide bHideCursor = TRISTATE_INDET; } else if ( BrowserMode::HIDECURSOR == ( nMode & BrowserMode::HIDECURSOR ) ) { bHideCursor = TRISTATE_TRUE; } m_bFocusOnlyCursor = ((nMode & BrowserMode::CURSOR_WO_FOCUS) == BrowserMode::NONE); bHLines = ( nMode & BrowserMode::HLINES ) == BrowserMode::HLINES; bVLines = ( nMode & BrowserMode::VLINES ) == BrowserMode::VLINES; WinBits nVScrollWinBits = WB_VSCROLL | ( ( nMode & BrowserMode::THUMBDRAGGING ) ? WB_DRAG : 0 ); pVScroll = VclPtr( ( nMode & BrowserMode::TRACKING_TIPS ) == BrowserMode::TRACKING_TIPS ? VclPtr::Create( this, nVScrollWinBits, static_cast( pDataWin.get() ) ) : VclPtr::Create( this, nVScrollWinBits )); pVScroll->SetLineSize( 1 ); pVScroll->SetPageSize(1); pVScroll->SetScrollHdl( LINK( this, BrowseBox, ScrollHdl ) ); pVScroll->SetEndScrollHdl( LINK( this, BrowseBox, EndScrollHdl ) ); getDataWindow()->bAutoSizeLastCol = BrowserMode::AUTOSIZE_LASTCOL == ( nMode & BrowserMode::AUTOSIZE_LASTCOL ); getDataWindow()->bOwnDataChangedHdl = BrowserMode::OWN_DATACHANGED == ( nMode & BrowserMode::OWN_DATACHANGED ); // create a headerbar. what happens, if a headerbar has to be created and // there already are columns? if ( BrowserMode::HEADERBAR_NEW == ( nMode & BrowserMode::HEADERBAR_NEW ) ) { if (!getDataWindow()->pHeaderBar) getDataWindow()->pHeaderBar = CreateHeaderBar( this ); } else { getDataWindow()->pHeaderBar.disposeAndClear(); } if ( bColumnCursor ) { pColSel = pOldColSel ? pOldColSel : new MultiSelection; pColSel->SetTotalRange( Range( 0, pCols->size()-1 ) ); } else { delete pColSel; pColSel = nullptr; } if ( bMultiSelection ) { if ( pOldRowSel ) uRow.pSel = pOldRowSel; else uRow.pSel = new MultiSelection; } else { uRow.nSel = nOldRowSel; delete pOldRowSel; } if ( bBootstrapped ) { StateChanged( StateChangedType::InitShow ); if ( bMultiSelection && !pOldRowSel && nOldRowSel != BROWSER_ENDOFSELECTION ) uRow.pSel->Select( nOldRowSel ); } if ( pDataWin ) pDataWin->Invalidate(); // no cursor on handle column if ( nCurColId == HandleColumnId ) nCurColId = GetColumnId( 1 ); m_nCurrentMode = nMode; } void BrowseBox::VisibleRowsChanged( long, sal_uInt16 ) { // old behavior: automatically correct NumRows: if ( nRowCount < GetRowCount() ) { RowInserted(nRowCount,GetRowCount() - nRowCount, false); } else if ( nRowCount > GetRowCount() ) { RowRemoved(nRowCount-(nRowCount - GetRowCount()),nRowCount - GetRowCount(), false); } } bool BrowseBox::IsCursorMoveAllowed( long, sal_uInt16 ) const /* [Description] This virtual method is always called before the cursor is moved directly. By means of 'return sal_False', we avoid doing this if e.g. a record contradicts any rules. This method is not called, if the cursor movement results from removing or deleting a row/column (thus, in cases where only a "cursor correction" happens). The base implementation currently always returns true. */ { return true; } long BrowseBox::GetDataRowHeight() const { return CalcZoom(nDataRowHeight ? nDataRowHeight : ImpGetDataRowHeight()); } VclPtr BrowseBox::CreateHeaderBar( BrowseBox* pParent ) { VclPtr pNewBar = VclPtr::Create( pParent ); pNewBar->SetStartDragHdl( LINK( this, BrowseBox, StartDragHdl ) ); return pNewBar; } void BrowseBox::SetHeaderBar( BrowserHeader* pHeaderBar ) { static_cast( pDataWin.get() )->pHeaderBar.disposeAndClear(); static_cast( pDataWin.get() )->pHeaderBar = pHeaderBar; static_cast( pDataWin.get() )->pHeaderBar->SetStartDragHdl( LINK( this, BrowseBox, StartDragHdl ) ); } long BrowseBox::GetTitleHeight() const { long nHeight; // ask the header bar for the text height (if possible), as the header bar's font is adjusted with // our (and the header's) zoom factor HeaderBar* pHeaderBar = static_cast( pDataWin.get() )->pHeaderBar; if ( pHeaderBar ) nHeight = pHeaderBar->GetTextHeight(); else nHeight = GetTextHeight(); return nTitleLines ? nTitleLines * nHeight + 4 : 0; } long BrowseBox::CalcReverseZoom(long nVal) { if (IsZoom()) { const Fraction& rZoom = GetZoom(); double n = (double)nVal; n *= (double)rZoom.GetDenominator(); if (!rZoom.GetNumerator()) throw o3tl::divide_by_zero(); n /= (double)rZoom.GetNumerator(); nVal = n>0 ? (long)(n + 0.5) : -(long)(-n + 0.5); } return nVal; } void BrowseBox::CursorMoved() { // before implementing more here, please adjust the EditBrowseBox if ( isAccessibleAlive() && HasFocus() ) commitTableEvent( ACTIVE_DESCENDANT_CHANGED, makeAny( CreateAccessibleCell( GetCurRow(),GetColumnPos( GetCurColumnId() ) ) ), Any() ); } void BrowseBox::LoseFocus() { OSL_TRACE( "BrowseBox: %p->LoseFocus", this ); if ( bHasFocus ) { OSL_TRACE( "BrowseBox: %p->HideCursor", this ); DoHideCursor( "LoseFocus" ); if ( !bKeepHighlight ) { ToggleSelection(); bSelectionIsVisible = false; } bHasFocus = false; } Control::LoseFocus(); } void BrowseBox::GetFocus() { OSL_TRACE( "BrowseBox: %p->GetFocus", this ); if ( !bHasFocus ) { if ( !bSelectionIsVisible ) { bSelectionIsVisible = true; if ( bBootstrapped ) ToggleSelection(); } bHasFocus = true; DoShowCursor( "GetFocus" ); } Control::GetFocus(); } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */