653 lines
20 KiB
C++
653 lines
20 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "datwin.hxx"
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#include <o3tl/numeric.hxx>
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#include <svtools/brwhead.hxx>
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#include <svtools/scrolladaptor.hxx>
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#include <utility>
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#include <vcl/commandevent.hxx>
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#include <vcl/help.hxx>
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#include <vcl/settings.hxx>
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#include <vcl/ptrstyle.hxx>
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#include <tools/debug.hxx>
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#include <tools/fract.hxx>
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void ButtonFrame::Draw( OutputDevice& rDev )
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{
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Color aOldFillColor = rDev.GetFillColor();
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Color aOldLineColor = rDev.GetLineColor();
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const StyleSettings &rSettings = rDev.GetSettings().GetStyleSettings();
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Color aColLight( rSettings.GetLightColor() );
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Color aColShadow( rSettings.GetShadowColor() );
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Color aColFace( rSettings.GetFaceColor() );
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rDev.SetLineColor( aColFace );
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rDev.SetFillColor( aColFace );
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rDev.DrawRect( aRect );
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if( rDev.GetOutDevType() != OUTDEV_WINDOW )
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{
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rDev.SetLineColor( aColLight );
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rDev.DrawLine( aRect.TopLeft(), Point( aRect.Right(), aRect.Top() ) );
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rDev.DrawLine( aRect.TopLeft(), Point( aRect.Left(), aRect.Bottom() - 1 ) );
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rDev.SetLineColor( aColShadow );
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rDev.DrawLine( aRect.BottomRight(), Point( aRect.Right(), aRect.Top() ) );
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rDev.DrawLine( aRect.BottomRight(), Point( aRect.Left(), aRect.Bottom() ) );
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}
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if ( !aText.isEmpty() )
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{
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// coverity[ tainted_data_return : FALSE ] version 2023.12.2
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OUString aVal = rDev.GetEllipsisString(aText,aInnerRect.GetWidth() - 2*MIN_COLUMNWIDTH);
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vcl::Font aFont( rDev.GetFont() );
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bool bOldTransp = aFont.IsTransparent();
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if ( !bOldTransp )
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{
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aFont.SetTransparent( true );
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rDev.SetFont( aFont );
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}
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Color aOldColor = rDev.GetTextColor();
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if (m_bDrawDisabled)
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rDev.SetTextColor(rSettings.GetDisableColor());
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rDev.DrawText( Point(
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( aInnerRect.Left() + aInnerRect.Right() ) / 2 - ( rDev.GetTextWidth(aVal) / 2 ),
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aInnerRect.Top() ), aVal );
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// restore settings
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if ( !bOldTransp )
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{
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aFont.SetTransparent(false);
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rDev.SetFont( aFont );
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}
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if (m_bDrawDisabled)
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rDev.SetTextColor(aOldColor);
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}
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rDev.SetLineColor( aOldLineColor );
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rDev.SetFillColor( aOldFillColor );
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}
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BrowserColumn::BrowserColumn( sal_uInt16 nItemId,
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OUString aTitle, tools::Long nWidthPixel, const Fraction& rCurrentZoom )
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: _nId( nItemId ),
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_nWidth( nWidthPixel ),
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_aTitle(std::move( aTitle )),
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_bFrozen( false )
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{
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double n = static_cast<double>(_nWidth);
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n *= static_cast<double>(rCurrentZoom.GetDenominator());
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if (!rCurrentZoom.GetNumerator())
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throw o3tl::divide_by_zero();
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n /= static_cast<double>(rCurrentZoom.GetNumerator());
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_nOriginalWidth = n>0 ? static_cast<tools::Long>(n+0.5) : -static_cast<tools::Long>(-n+0.5);
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}
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BrowserColumn::~BrowserColumn()
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{
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}
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void BrowserColumn::SetWidth(tools::Long nNewWidthPixel, const Fraction& rCurrentZoom)
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{
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_nWidth = nNewWidthPixel;
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// Avoid overflow when called with LONG_MAX from
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// BrowseBox::AutoSizeLastColumn:
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if (_nWidth == LONG_MAX)
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{
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_nOriginalWidth = _nWidth;
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}
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else
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{
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double n = static_cast<double>(_nWidth);
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n *= static_cast<double>(rCurrentZoom.GetDenominator());
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if (!rCurrentZoom.GetNumerator())
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throw o3tl::divide_by_zero();
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n /= static_cast<double>(rCurrentZoom.GetNumerator());
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_nOriginalWidth = n>0 ? static_cast<tools::Long>(n+0.5) : -static_cast<tools::Long>(-n+0.5);
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}
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}
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void BrowserColumn::Draw( BrowseBox const & rBox, OutputDevice& rDev, const Point& rPos )
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{
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if ( _nId == 0 )
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{
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// paint handle column
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ButtonFrame( rPos, Size( Width()-1, rBox.GetDataRowHeight()-1 ),
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u""_ustr, false ).Draw( rDev );
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Color aOldLineColor = rDev.GetLineColor();
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rDev.SetLineColor( COL_BLACK );
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rDev.DrawLine(
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Point( rPos.X(), rPos.Y()+rBox.GetDataRowHeight()-1 ),
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Point( rPos.X() + Width() - 1, rPos.Y()+rBox.GetDataRowHeight()-1 ) );
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rDev.DrawLine(
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Point( rPos.X() + Width() - 1, rPos.Y() ),
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Point( rPos.X() + Width() - 1, rPos.Y()+rBox.GetDataRowHeight()-1 ) );
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rDev.SetLineColor( aOldLineColor );
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rBox.DoPaintField( rDev,
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tools::Rectangle(
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Point( rPos.X() + 2, rPos.Y() + 2 ),
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Size( Width()-1, rBox.GetDataRowHeight()-1 ) ),
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GetId(),
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BrowseBox::BrowserColumnAccess() );
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}
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else
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{
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// paint data column
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tools::Long nWidth = Width() == LONG_MAX ? rBox.GetDataWindow().GetSizePixel().Width() : Width();
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rBox.DoPaintField( rDev,
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tools::Rectangle(
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Point( rPos.X() + MIN_COLUMNWIDTH, rPos.Y() ),
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Size( nWidth-2*MIN_COLUMNWIDTH, rBox.GetDataRowHeight()-1 ) ),
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GetId(),
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BrowseBox::BrowserColumnAccess() );
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}
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}
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void BrowserColumn::ZoomChanged(const Fraction& rNewZoom)
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{
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double n(_nOriginalWidth * rNewZoom);
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_nWidth = n>0 ? static_cast<tools::Long>(n+0.5) : -static_cast<tools::Long>(-n+0.5);
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}
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BrowserDataWin::BrowserDataWin( BrowseBox* pParent )
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:Control( pParent, WB_CLIPCHILDREN )
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,DragSourceHelper( this )
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,DropTargetHelper( this )
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,pHeaderBar( nullptr )
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,bInDtor( false )
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,aMouseTimer("BrowserDataWin aMouseTimer")
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,bInPaint( false )
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,bInCommand( false )
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,bNoHScroll( false )
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,bNoVScroll( false )
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,bAutoHScroll(false)
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,bAutoVScroll(false)
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,bUpdateMode( true )
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,bAutoSizeLastCol(false)
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,bResizeOnPaint( false )
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,bUpdateOnUnlock( false )
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,bInUpdateScrollbars( false )
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,bHadRecursion( false )
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,bCallingDropCallback( false )
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,nUpdateLock( 0 )
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,nCursorHidden( 0 )
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,m_nDragRowDividerLimit( 0 )
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,m_nDragRowDividerOffset( 0 )
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{
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aMouseTimer.SetInvokeHandler( LINK( this, BrowserDataWin, RepeatedMouseMove ) );
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aMouseTimer.SetTimeout( 100 );
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}
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BrowserDataWin::~BrowserDataWin()
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{
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disposeOnce();
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}
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void BrowserDataWin::dispose()
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{
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bInDtor = true;
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aInvalidRegion.clear();
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pHeaderBar.clear();
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DragSourceHelper::dispose();
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DropTargetHelper::dispose();
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Control::dispose();
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}
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void BrowserDataWin::LeaveUpdateLock()
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{
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if ( !--nUpdateLock )
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{
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DoOutstandingInvalidations();
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if (bUpdateOnUnlock )
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{
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Control::PaintImmediately();
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bUpdateOnUnlock = false;
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}
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}
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}
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void InitSettings_Impl(vcl::Window* pWin)
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{
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const StyleSettings& rStyleSettings = pWin->GetSettings().GetStyleSettings();
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pWin->ApplyControlFont(*pWin->GetOutDev(), rStyleSettings.GetFieldFont());
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pWin->ApplyControlForeground(*pWin->GetOutDev(), rStyleSettings.GetWindowTextColor());
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pWin->ApplyControlBackground(*pWin->GetOutDev(), rStyleSettings.GetWindowColor());
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}
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void BrowserDataWin::Update()
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{
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if ( !nUpdateLock )
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Control::PaintImmediately();
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else
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bUpdateOnUnlock = true;
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}
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void BrowserDataWin::DataChanged( const DataChangedEvent& rDCEvt )
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{
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if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
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(rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
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{
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InitSettings_Impl(this);
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Invalidate();
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InitSettings_Impl(GetParent());
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GetParent()->Invalidate();
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GetParent()->Resize();
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}
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else
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Control::DataChanged( rDCEvt );
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}
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void BrowserDataWin::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
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{
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if (!nUpdateLock && GetUpdateMode())
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{
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if (bInPaint)
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{
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aInvalidRegion.emplace_back(rRect);
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return;
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}
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bInPaint = true;
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GetParent()->PaintData(*this, rRenderContext, rRect);
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bInPaint = false;
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DoOutstandingInvalidations();
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}
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else
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{
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aInvalidRegion.emplace_back(rRect);
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}
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}
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BrowseBox* BrowserDataWin::GetParent() const
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{
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return static_cast<BrowseBox*>(Window::GetParent());
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}
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BrowseEvent BrowserDataWin::CreateBrowseEvent( const Point& rPosPixel )
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{
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BrowseBox *pBox = GetParent();
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// seek to row under mouse
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sal_Int32 nRelRow = rPosPixel.Y() < 0
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? -1
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: rPosPixel.Y() / pBox->GetDataRowHeight();
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sal_Int32 nRow = nRelRow < 0 ? -1 : nRelRow + pBox->nTopRow;
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// find column under mouse
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tools::Long nMouseX = rPosPixel.X();
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tools::Long nColX = 0;
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size_t nCol;
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for ( nCol = 0;
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nCol < pBox->mvCols.size() && nColX < GetSizePixel().Width();
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++nCol )
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if ( pBox->mvCols[ nCol ]->IsFrozen() || nCol >= pBox->nFirstCol )
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{
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nColX += pBox->mvCols[ nCol ]->Width();
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if ( nMouseX < nColX )
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break;
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}
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sal_uInt16 nColId = BROWSER_INVALIDID;
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if ( nCol < pBox->mvCols.size() )
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nColId = pBox->mvCols[ nCol ]->GetId();
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// compute the field rectangle and field relative MouseEvent
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tools::Rectangle aFieldRect;
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if ( nCol < pBox->mvCols.size() )
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{
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nColX -= pBox->mvCols[ nCol ]->Width();
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aFieldRect = tools::Rectangle(
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Point( nColX, nRelRow * pBox->GetDataRowHeight() ),
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Size( pBox->mvCols[ nCol ]->Width(),
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pBox->GetDataRowHeight() ) );
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}
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// assemble and return the BrowseEvent
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return BrowseEvent( this, nRow, nCol, nColId, aFieldRect );
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}
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sal_Int8 BrowserDataWin::AcceptDrop( const AcceptDropEvent& _rEvt )
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{
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bCallingDropCallback = true;
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sal_Int8 nReturn = GetParent()->AcceptDrop( BrowserAcceptDropEvent( this, _rEvt ) );
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bCallingDropCallback = false;
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return nReturn;
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}
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sal_Int8 BrowserDataWin::ExecuteDrop( const ExecuteDropEvent& _rEvt )
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{
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bCallingDropCallback = true;
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sal_Int8 nReturn = GetParent()->ExecuteDrop( BrowserExecuteDropEvent( this, _rEvt ) );
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bCallingDropCallback = false;
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return nReturn;
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}
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void BrowserDataWin::StartDrag( sal_Int8 _nAction, const Point& _rPosPixel )
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{
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if ( !GetParent()->bRowDividerDrag )
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{
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Point aEventPos( _rPosPixel );
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aEventPos.AdjustY(GetParent()->GetTitleHeight() );
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GetParent()->StartDrag( _nAction, aEventPos );
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}
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}
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void BrowserDataWin::Command( const CommandEvent& rEvt )
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{
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// scroll mouse event?
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BrowseBox *pBox = GetParent();
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if ( ( (rEvt.GetCommand() == CommandEventId::Wheel) ||
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(rEvt.GetCommand() == CommandEventId::StartAutoScroll) ||
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(rEvt.GetCommand() == CommandEventId::AutoScroll) ) &&
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( HandleScrollCommand( rEvt, pBox->aHScroll.get(), pBox->pVScroll ) ) )
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return;
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Point aEventPos( rEvt.GetMousePosPixel() );
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sal_Int32 nRow = pBox->GetRowAtYPosPixel( aEventPos.Y(), false);
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MouseEvent aMouseEvt( aEventPos, 1, MouseEventModifiers::SELECT, MOUSE_LEFT );
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if ( CommandEventId::ContextMenu == rEvt.GetCommand() && rEvt.IsMouseEvent() &&
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nRow < pBox->GetRowCount() && !pBox->IsRowSelected(nRow) )
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{
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bInCommand = true;
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MouseButtonDown( aMouseEvt );
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if( bInDtor )
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return;
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MouseButtonUp( aMouseEvt );
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if( bInDtor )
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return;
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bInCommand = false;
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}
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aEventPos.AdjustY(GetParent()->GetTitleHeight() );
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CommandEvent aEvt( aEventPos, rEvt.GetCommand(),
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rEvt.IsMouseEvent(), rEvt.GetEventData() );
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bInCommand = true;
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GetParent()->Command( aEvt );
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if( bInDtor )
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return;
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bInCommand = false;
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if ( CommandEventId::StartDrag == rEvt.GetCommand() )
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MouseButtonUp( aMouseEvt );
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Control::Command( rEvt );
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}
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bool BrowserDataWin::ImplRowDividerHitTest( const BrowserMouseEvent& _rEvent ) const
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{
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if ( ! ( GetParent()->IsInteractiveRowHeightEnabled()
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&& ( _rEvent.GetRow() >= 0 )
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&& ( _rEvent.GetRow() < GetParent()->GetRowCount() )
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&& ( _rEvent.GetColumnId() == BrowseBox::HandleColumnId )
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)
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)
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return false;
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tools::Long nDividerDistance = GetParent()->GetDataRowHeight() - ( _rEvent.GetPosPixel().Y() % GetParent()->GetDataRowHeight() );
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return ( nDividerDistance <= 4 );
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}
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void BrowserDataWin::MouseButtonDown( const MouseEvent& rEvt )
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{
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aLastMousePos = OutputToScreenPixel( rEvt.GetPosPixel() );
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BrowserMouseEvent aBrowserEvent( this, rEvt );
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if ( ( aBrowserEvent.GetClicks() == 1 ) && ImplRowDividerHitTest( aBrowserEvent ) )
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{
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StartRowDividerDrag( aBrowserEvent.GetPosPixel() );
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return;
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}
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GetParent()->MouseButtonDown( BrowserMouseEvent( this, rEvt ) );
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}
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void BrowserDataWin::MouseMove( const MouseEvent& rEvt )
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{
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// avoid pseudo MouseMoves
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Point aNewPos = OutputToScreenPixel( rEvt.GetPosPixel() );
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if ( aNewPos == aLastMousePos )
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return;
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aLastMousePos = aNewPos;
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// transform to a BrowseEvent
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BrowserMouseEvent aBrowserEvent( this, rEvt );
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GetParent()->MouseMove( aBrowserEvent );
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// pointer shape
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PointerStyle ePointerStyle = PointerStyle::Arrow;
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if ( ImplRowDividerHitTest( aBrowserEvent ) )
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ePointerStyle = PointerStyle::VSizeBar;
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SetPointer( ePointerStyle );
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// dragging out of the visible area?
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if ( rEvt.IsLeft() &&
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( rEvt.GetPosPixel().Y() > GetSizePixel().Height() ||
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rEvt.GetPosPixel().Y() < 0 ) )
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{
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// repeat the event
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aRepeatEvt = rEvt;
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aMouseTimer.Start();
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}
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else
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// killing old repeat-event
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if ( aMouseTimer.IsActive() )
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aMouseTimer.Stop();
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}
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IMPL_LINK_NOARG(BrowserDataWin, RepeatedMouseMove, Timer *, void)
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{
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GetParent()->MouseMove( BrowserMouseEvent( this, aRepeatEvt ) );
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}
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void BrowserDataWin::MouseButtonUp( const MouseEvent& rEvt )
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{
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// avoid pseudo MouseMoves
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Point aNewPos = OutputToScreenPixel( rEvt.GetPosPixel() );
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aLastMousePos = aNewPos;
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// simulate a move to the current position
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MouseMove( rEvt );
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// actual button up handling
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ReleaseMouse();
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if ( aMouseTimer.IsActive() )
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aMouseTimer.Stop();
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GetParent()->MouseButtonUp( BrowserMouseEvent( this, rEvt ) );
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}
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void BrowserDataWin::StartRowDividerDrag( const Point& _rStartPos )
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{
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tools::Long nDataRowHeight = GetParent()->GetDataRowHeight();
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// the exact separation pos of the two rows
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tools::Long nDragRowDividerCurrentPos = _rStartPos.Y();
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if ( ( nDragRowDividerCurrentPos % nDataRowHeight ) > nDataRowHeight / 2 )
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nDragRowDividerCurrentPos += nDataRowHeight;
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nDragRowDividerCurrentPos /= nDataRowHeight;
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nDragRowDividerCurrentPos *= nDataRowHeight;
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m_nDragRowDividerOffset = nDragRowDividerCurrentPos - _rStartPos.Y();
|
|
|
|
m_nDragRowDividerLimit = nDragRowDividerCurrentPos - nDataRowHeight;
|
|
|
|
GetParent()->bRowDividerDrag = true;
|
|
GetParent()->ImplStartTracking();
|
|
|
|
tools::Rectangle aDragSplitRect( 0, m_nDragRowDividerLimit, GetOutputSizePixel().Width(), nDragRowDividerCurrentPos );
|
|
ShowTracking( aDragSplitRect );
|
|
|
|
StartTracking();
|
|
}
|
|
|
|
|
|
void BrowserDataWin::Tracking( const TrackingEvent& rTEvt )
|
|
{
|
|
if ( !GetParent()->bRowDividerDrag )
|
|
return;
|
|
|
|
Point aMousePos = rTEvt.GetMouseEvent().GetPosPixel();
|
|
// stop resizing at our bottom line
|
|
if ( aMousePos.Y() > GetOutputSizePixel().Height() )
|
|
aMousePos.setY( GetOutputSizePixel().Height() );
|
|
|
|
if ( rTEvt.IsTrackingEnded() )
|
|
{
|
|
HideTracking();
|
|
GetParent()->bRowDividerDrag = false;
|
|
GetParent()->ImplEndTracking();
|
|
|
|
if ( !rTEvt.IsTrackingCanceled() )
|
|
{
|
|
tools::Long nNewRowHeight = aMousePos.Y() + m_nDragRowDividerOffset - m_nDragRowDividerLimit;
|
|
|
|
// care for minimum row height
|
|
if ( nNewRowHeight < GetParent()->QueryMinimumRowHeight() )
|
|
nNewRowHeight = GetParent()->QueryMinimumRowHeight();
|
|
|
|
GetParent()->SetDataRowHeight( nNewRowHeight );
|
|
GetParent()->RowHeightChanged();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
tools::Long nDragRowDividerCurrentPos = aMousePos.Y() + m_nDragRowDividerOffset;
|
|
|
|
// care for minimum row height
|
|
if ( nDragRowDividerCurrentPos < m_nDragRowDividerLimit + GetParent()->QueryMinimumRowHeight() )
|
|
nDragRowDividerCurrentPos = m_nDragRowDividerLimit + GetParent()->QueryMinimumRowHeight();
|
|
|
|
tools::Rectangle aDragSplitRect( 0, m_nDragRowDividerLimit, GetOutputSizePixel().Width(), nDragRowDividerCurrentPos );
|
|
ShowTracking( aDragSplitRect );
|
|
}
|
|
}
|
|
|
|
|
|
void BrowserDataWin::KeyInput( const KeyEvent& rEvt )
|
|
{
|
|
// pass to parent window
|
|
if ( !GetParent()->ProcessKey( rEvt ) )
|
|
Control::KeyInput( rEvt );
|
|
}
|
|
|
|
|
|
void BrowserDataWin::RequestHelp( const HelpEvent& rHEvt )
|
|
{
|
|
GetParent()->RequestHelp( rHEvt );
|
|
}
|
|
|
|
|
|
BrowseEvent::BrowseEvent( vcl::Window* pWindow,
|
|
sal_Int32 nAbsRow, sal_uInt16 nColumn, sal_uInt16 nColumnId,
|
|
const tools::Rectangle& rRect ):
|
|
pWin(pWindow),
|
|
aRect(rRect),
|
|
nRow(nAbsRow),
|
|
nCol(nColumn),
|
|
nColId(nColumnId)
|
|
{
|
|
}
|
|
|
|
|
|
BrowserMouseEvent::BrowserMouseEvent( BrowserDataWin *pWindow,
|
|
const MouseEvent& rEvt ):
|
|
MouseEvent(rEvt),
|
|
BrowseEvent( pWindow->CreateBrowseEvent( rEvt.GetPosPixel() ) )
|
|
{
|
|
}
|
|
|
|
|
|
BrowserMouseEvent::BrowserMouseEvent( vcl::Window *pWindow, const MouseEvent& rEvt,
|
|
sal_Int32 nAbsRow, sal_uInt16 nColumn, sal_uInt16 nColumnId,
|
|
const tools::Rectangle& rRect ):
|
|
MouseEvent(rEvt),
|
|
BrowseEvent( pWindow, nAbsRow, nColumn, nColumnId, rRect )
|
|
{
|
|
}
|
|
|
|
|
|
BrowserAcceptDropEvent::BrowserAcceptDropEvent( BrowserDataWin *pWindow, const AcceptDropEvent& rEvt )
|
|
:AcceptDropEvent(rEvt)
|
|
,BrowseEvent( pWindow->CreateBrowseEvent( rEvt.maPosPixel ) )
|
|
{
|
|
}
|
|
|
|
|
|
BrowserExecuteDropEvent::BrowserExecuteDropEvent( BrowserDataWin *pWindow, const ExecuteDropEvent& rEvt )
|
|
:ExecuteDropEvent(rEvt)
|
|
,BrowseEvent( pWindow->CreateBrowseEvent( rEvt.maPosPixel ) )
|
|
{
|
|
}
|
|
|
|
|
|
void BrowserDataWin::SetUpdateMode( bool bMode )
|
|
{
|
|
DBG_ASSERT( !bUpdateMode || aInvalidRegion.empty(), "invalid region not empty" );
|
|
if ( bMode == bUpdateMode )
|
|
return;
|
|
|
|
bUpdateMode = bMode;
|
|
if ( bMode )
|
|
DoOutstandingInvalidations();
|
|
}
|
|
|
|
|
|
void BrowserDataWin::DoOutstandingInvalidations()
|
|
{
|
|
for (const auto& rRect : aInvalidRegion)
|
|
{
|
|
vcl::Region aRegion(rRect);
|
|
Control::ImplInvalidate( &aRegion, InvalidateFlags::NONE );
|
|
}
|
|
aInvalidRegion.clear();
|
|
}
|
|
|
|
void BrowserDataWin::ImplInvalidate( const vcl::Region* pRegion, InvalidateFlags nFlags )
|
|
{
|
|
if ( !GetUpdateMode() )
|
|
{
|
|
aInvalidRegion.clear();
|
|
if (!pRegion)
|
|
aInvalidRegion.emplace_back( Point( 0, 0 ), GetOutputSizePixel() );
|
|
else
|
|
aInvalidRegion.emplace_back( pRegion->GetBoundRect() );
|
|
}
|
|
else
|
|
Window::ImplInvalidate( pRegion, nFlags );
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|