81105d9534
"passing an object that undergoes default argument promotion to 'va_start' has undefined behavior [-Werror,-Wvarargs]" just drop the variadic overload and use the one taking a WizardPath (i.e., a vector) Change-Id: I6e389f60f8b7cb0633bf173bde69af1c5af86048
591 lines
22 KiB
C++
591 lines
22 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 <svtools/roadmapwizard.hxx>
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#include <svtools/svtools.hrc>
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#include <svtools/svtresid.hxx>
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#include <roadmap.hxx>
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#include <tools/debug.hxx>
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#include <vector>
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#include <map>
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#include <set>
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namespace svt
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{
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namespace
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{
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typedef ::std::set< WizardTypes::WizardState > StateSet;
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typedef ::std::map<
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RoadmapWizardTypes::PathId,
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RoadmapWizardTypes::WizardPath
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> Paths;
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typedef ::std::map<
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WizardTypes::WizardState,
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::std::pair<
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OUString,
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RoadmapWizardTypes::RoadmapPageFactory
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>
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> StateDescriptions;
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}
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struct RoadmapWizardImpl : public RoadmapWizardTypes
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{
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ScopedVclPtr<ORoadmap> pRoadmap;
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Paths aPaths;
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PathId nActivePath;
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StateDescriptions aStateDescriptors;
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StateSet aDisabledStates;
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bool bActivePathIsDefinite;
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RoadmapWizardImpl()
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:pRoadmap( nullptr )
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,nActivePath( -1 )
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,bActivePathIsDefinite( false )
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{
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}
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/// returns the index of the current state in given path, or -1
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static sal_Int32 getStateIndexInPath( WizardTypes::WizardState _nState, const WizardPath& _rPath );
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/// returns the index of the current state in the path with the given id, or -1
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sal_Int32 getStateIndexInPath( WizardTypes::WizardState _nState, PathId _nPathId );
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/// returns the index of the first state in which the two given paths differ
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static sal_Int32 getFirstDifferentIndex( const WizardPath& _rLHS, const WizardPath& _rRHS );
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};
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sal_Int32 RoadmapWizardImpl::getStateIndexInPath( WizardTypes::WizardState _nState, const WizardPath& _rPath )
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{
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sal_Int32 nStateIndexInPath = 0;
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WizardPath::const_iterator aPathLoop = _rPath.begin();
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for ( ; aPathLoop != _rPath.end(); ++aPathLoop, ++nStateIndexInPath )
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if ( *aPathLoop == _nState )
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break;
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if ( aPathLoop == _rPath.end() )
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nStateIndexInPath = -1;
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return nStateIndexInPath;
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}
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sal_Int32 RoadmapWizardImpl::getStateIndexInPath( WizardTypes::WizardState _nState, PathId _nPathId )
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{
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sal_Int32 nStateIndexInPath = -1;
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Paths::const_iterator aPathPos = aPaths.find( _nPathId );
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if ( aPathPos != aPaths.end( ) )
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nStateIndexInPath = getStateIndexInPath( _nState, aPathPos->second );
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return nStateIndexInPath;
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}
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sal_Int32 RoadmapWizardImpl::getFirstDifferentIndex( const WizardPath& _rLHS, const WizardPath& _rRHS )
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{
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sal_Int32 nMinLength = ::std::min( _rLHS.size(), _rRHS.size() );
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for ( sal_Int32 nCheck = 0; nCheck < nMinLength; ++nCheck )
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{
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if ( _rLHS[ nCheck ] != _rRHS[ nCheck ] )
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return nCheck;
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}
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return nMinLength;
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}
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//= RoadmapWizard
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RoadmapWizard::RoadmapWizard( vcl::Window* _pParent, const WinBits i_nStyle, WizardButtonFlags _nButtonFlags )
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:OWizardMachine( _pParent, i_nStyle, _nButtonFlags )
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,m_pImpl( new RoadmapWizardImpl )
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{
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impl_construct();
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}
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RoadmapWizard::RoadmapWizard( vcl::Window* _pParent, WizardButtonFlags _nButtonFlags )
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:OWizardMachine( _pParent, _nButtonFlags )
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,m_pImpl( new RoadmapWizardImpl )
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{
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impl_construct();
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}
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void RoadmapWizard::impl_construct()
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{
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SetLeftAlignedButtonCount( 1 );
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SetEmptyViewMargin();
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m_pImpl->pRoadmap.disposeAndReset( VclPtr<ORoadmap>::Create( this, WB_TABSTOP ) );
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m_pImpl->pRoadmap->SetText( SVT_RESSTR( STR_WIZDLG_ROADMAP_TITLE ) );
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m_pImpl->pRoadmap->SetPosPixel( Point( 0, 0 ) );
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m_pImpl->pRoadmap->SetItemSelectHdl( LINK( this, RoadmapWizard, OnRoadmapItemSelected ) );
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Size aRoadmapSize =( LogicToPixel( Size( 85, 0 ), MAP_APPFONT ) );
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aRoadmapSize.Height() = GetSizePixel().Height();
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m_pImpl->pRoadmap->SetSizePixel( aRoadmapSize );
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SetViewWindow( m_pImpl->pRoadmap );
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SetViewAlign( WindowAlign::Left );
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m_pImpl->pRoadmap->Show();
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}
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RoadmapWizard::~RoadmapWizard()
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{
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disposeOnce();
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}
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void RoadmapWizard::dispose()
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{
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delete m_pImpl;
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m_pImpl = nullptr;
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OWizardMachine::dispose();
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}
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void RoadmapWizard::SetRoadmapHelpId( const OString& _rId )
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{
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m_pImpl->pRoadmap->SetHelpId( _rId );
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}
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void RoadmapWizard::SetRoadmapInteractive( bool _bInteractive )
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{
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m_pImpl->pRoadmap->SetRoadmapInteractive( _bInteractive );
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}
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void RoadmapWizard::declarePath( PathId _nPathId, const WizardPath& _lWizardStates)
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{
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m_pImpl->aPaths.insert( Paths::value_type( _nPathId, _lWizardStates ) );
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if ( m_pImpl->aPaths.size() == 1 )
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// the very first path -> activate it
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activatePath( _nPathId );
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else
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implUpdateRoadmap( );
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}
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void RoadmapWizard::describeState( WizardState _nState, const OUString& _rStateDisplayName, RoadmapPageFactory _pPageFactory )
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{
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OSL_ENSURE( m_pImpl->aStateDescriptors.find( _nState ) == m_pImpl->aStateDescriptors.end(),
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"RoadmapWizard::describeState: there already is a descriptor for this state!" );
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m_pImpl->aStateDescriptors[ _nState ] = StateDescriptions::mapped_type( _rStateDisplayName, _pPageFactory );
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}
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void RoadmapWizard::activatePath( PathId _nPathId, bool _bDecideForIt )
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{
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if ( ( _nPathId == m_pImpl->nActivePath ) && ( _bDecideForIt == m_pImpl->bActivePathIsDefinite ) )
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// nothing to do
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return;
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// does the given path exist?
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Paths::const_iterator aNewPathPos = m_pImpl->aPaths.find( _nPathId );
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DBG_ASSERT( aNewPathPos != m_pImpl->aPaths.end(), "RoadmapWizard::activate: there is no such path!" );
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if ( aNewPathPos == m_pImpl->aPaths.end() )
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return;
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// determine the index of the current state in the current path
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sal_Int32 nCurrentStatePathIndex = -1;
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if ( m_pImpl->nActivePath != -1 )
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nCurrentStatePathIndex = m_pImpl->getStateIndexInPath( getCurrentState(), m_pImpl->nActivePath );
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DBG_ASSERT( (sal_Int32)aNewPathPos->second.size() > nCurrentStatePathIndex,
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"RoadmapWizard::activate: you cannot activate a path which has less states than we've already advanced!" );
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// If this asserts, this for instance means that we are already in state number, say, 5
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// of our current path, and the caller tries to activate a path which has less than 5
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// states
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if ( (sal_Int32)aNewPathPos->second.size() <= nCurrentStatePathIndex )
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return;
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// assert that the current and the new path are equal, up to nCurrentStatePathIndex
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Paths::const_iterator aActivePathPos = m_pImpl->aPaths.find( m_pImpl->nActivePath );
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if ( aActivePathPos != m_pImpl->aPaths.end() )
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{
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if ( RoadmapWizardImpl::getFirstDifferentIndex( aActivePathPos->second, aNewPathPos->second ) <= nCurrentStatePathIndex )
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{
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OSL_FAIL( "RoadmapWizard::activate: you cannot activate a path which conflicts with the current one *before* the current state!" );
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return;
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}
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}
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m_pImpl->nActivePath = _nPathId;
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m_pImpl->bActivePathIsDefinite = _bDecideForIt;
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implUpdateRoadmap( );
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}
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void RoadmapWizard::implUpdateRoadmap( )
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{
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DBG_ASSERT( m_pImpl->aPaths.find( m_pImpl->nActivePath ) != m_pImpl->aPaths.end(),
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"RoadmapWizard::implUpdateRoadmap: there is no such path!" );
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const WizardPath& rActivePath( m_pImpl->aPaths[ m_pImpl->nActivePath ] );
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sal_Int32 nCurrentStatePathIndex = RoadmapWizardImpl::getStateIndexInPath( getCurrentState(), rActivePath );
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if (nCurrentStatePathIndex < 0)
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return;
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// determine up to which index (in the new path) we have to display the items
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RoadmapTypes::ItemIndex nUpperStepBoundary = (RoadmapTypes::ItemIndex)rActivePath.size();
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bool bIncompletePath = false;
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if ( !m_pImpl->bActivePathIsDefinite )
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{
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for ( Paths::const_iterator aPathPos = m_pImpl->aPaths.begin();
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aPathPos != m_pImpl->aPaths.end();
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++aPathPos
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)
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{
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if ( aPathPos->first == m_pImpl->nActivePath )
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// it's the path we are just activating -> no need to check anything
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continue;
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// the index from which on both paths differ
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sal_Int32 nDivergenceIndex = RoadmapWizardImpl::getFirstDifferentIndex( rActivePath, aPathPos->second );
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if ( nDivergenceIndex <= nCurrentStatePathIndex )
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// they differ in an index which we have already left behind us
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// -> this is no conflict anymore
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continue;
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// the path conflicts with our new path -> don't activate the
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// *complete* new path, but only up to the step which is unambiguous
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nUpperStepBoundary = nDivergenceIndex;
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bIncompletePath = true;
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}
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}
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// can we advance from the current page?
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bool bCurrentPageCanAdvance = true;
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TabPage* pCurrentPage = GetPage( getCurrentState() );
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if ( pCurrentPage )
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{
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const IWizardPageController* pController = getPageController( GetPage( getCurrentState() ) );
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OSL_ENSURE( pController != nullptr, "RoadmapWizard::implUpdateRoadmap: no controller for the current page!" );
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bCurrentPageCanAdvance = !pController || pController->canAdvance();
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}
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// now, we have to remove all items after nCurrentStatePathIndex, and insert the items from the active
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// path, up to (excluding) nUpperStepBoundary
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RoadmapTypes::ItemIndex nLoopUntil = ::std::max( (RoadmapTypes::ItemIndex)nUpperStepBoundary, m_pImpl->pRoadmap->GetItemCount() );
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for ( RoadmapTypes::ItemIndex nItemIndex = nCurrentStatePathIndex; nItemIndex < nLoopUntil; ++nItemIndex )
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{
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bool bExistentItem = ( nItemIndex < m_pImpl->pRoadmap->GetItemCount() );
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bool bNeedItem = ( nItemIndex < nUpperStepBoundary );
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bool bInsertItem = false;
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if ( bExistentItem )
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{
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if ( !bNeedItem )
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{
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while ( nItemIndex < m_pImpl->pRoadmap->GetItemCount() )
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m_pImpl->pRoadmap->DeleteRoadmapItem( nItemIndex );
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break;
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}
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else
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{
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// there is an item with this index in the roadmap - does it match what is requested by
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// the respective state in the active path?
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RoadmapTypes::ItemId nPresentItemId = m_pImpl->pRoadmap->GetItemID( nItemIndex );
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WizardState nRequiredState = rActivePath[ nItemIndex ];
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if ( nPresentItemId != nRequiredState )
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{
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m_pImpl->pRoadmap->DeleteRoadmapItem( nItemIndex );
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bInsertItem = true;
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}
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}
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}
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else
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{
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DBG_ASSERT( bNeedItem, "RoadmapWizard::implUpdateRoadmap: ehm - none needed, none present - why did the loop not terminate?" );
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bInsertItem = bNeedItem;
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}
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WizardState nState( rActivePath[ nItemIndex ] );
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if ( bInsertItem )
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{
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m_pImpl->pRoadmap->InsertRoadmapItem(
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nItemIndex,
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getStateDisplayName( nState ),
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nState
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);
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}
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// if the item is *after* the current state, but the current page does not
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// allow advancing, the disable the state. This relieves derived classes
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// from disabling all future states just because the current state does not
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// (yet) allow advancing.
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const bool bUnconditionedDisable = !bCurrentPageCanAdvance && ( nItemIndex > nCurrentStatePathIndex );
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const bool bEnable = !bUnconditionedDisable && ( m_pImpl->aDisabledStates.find( nState ) == m_pImpl->aDisabledStates.end() );
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m_pImpl->pRoadmap->EnableRoadmapItem( m_pImpl->pRoadmap->GetItemID( nItemIndex ), bEnable );
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}
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m_pImpl->pRoadmap->SetRoadmapComplete( !bIncompletePath );
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}
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WizardTypes::WizardState RoadmapWizard::determineNextState( WizardState _nCurrentState ) const
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{
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sal_Int32 nCurrentStatePathIndex = -1;
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Paths::const_iterator aActivePathPos = m_pImpl->aPaths.find( m_pImpl->nActivePath );
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if ( aActivePathPos != m_pImpl->aPaths.end() )
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nCurrentStatePathIndex = RoadmapWizardImpl::getStateIndexInPath( _nCurrentState, aActivePathPos->second );
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DBG_ASSERT( nCurrentStatePathIndex != -1, "RoadmapWizard::determineNextState: ehm - how can we travel if there is no (valid) active path?" );
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if ( nCurrentStatePathIndex == -1 )
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return WZS_INVALID_STATE;
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sal_Int32 nNextStateIndex = nCurrentStatePathIndex + 1;
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while ( ( nNextStateIndex < (sal_Int32)aActivePathPos->second.size() )
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&& ( m_pImpl->aDisabledStates.find( aActivePathPos->second[ nNextStateIndex ] ) != m_pImpl->aDisabledStates.end() )
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)
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{
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++nNextStateIndex;
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}
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if ( nNextStateIndex >= (sal_Int32)aActivePathPos->second.size() )
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// there is no next state in the current path (at least none which is enabled)
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return WZS_INVALID_STATE;
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return aActivePathPos->second[ nNextStateIndex ];
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}
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bool RoadmapWizard::canAdvance() const
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{
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if ( !m_pImpl->bActivePathIsDefinite )
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{
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// check how many paths are still allowed
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const WizardPath& rActivePath( m_pImpl->aPaths[ m_pImpl->nActivePath ] );
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sal_Int32 nCurrentStatePathIndex = RoadmapWizardImpl::getStateIndexInPath( getCurrentState(), rActivePath );
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size_t nPossiblePaths(0);
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for ( Paths::const_iterator aPathPos = m_pImpl->aPaths.begin();
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aPathPos != m_pImpl->aPaths.end();
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++aPathPos
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)
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{
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// the index from which on both paths differ
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sal_Int32 nDivergenceIndex = RoadmapWizardImpl::getFirstDifferentIndex( rActivePath, aPathPos->second );
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if ( nDivergenceIndex > nCurrentStatePathIndex )
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// this path is still a possible path
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nPossiblePaths += 1;
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}
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// if we have more than one path which is still possible, then we assume
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// to always have a next state. Though there might be scenarios where this
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// is not true, but this is too sophisticated (means not really needed) right now.
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if ( nPossiblePaths > 1 )
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return true;
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}
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const WizardPath& rPath = m_pImpl->aPaths[ m_pImpl->nActivePath ];
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if ( *rPath.rbegin() == getCurrentState() )
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return false;
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return true;
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}
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void RoadmapWizard::updateTravelUI()
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{
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OWizardMachine::updateTravelUI();
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// disable the "Previous" button if all states in our history are disabled
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::std::vector< WizardState > aHistory;
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getStateHistory( aHistory );
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bool bHaveEnabledState = false;
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for ( ::std::vector< WizardState >::const_iterator state = aHistory.begin();
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state != aHistory.end() && !bHaveEnabledState;
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++state
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)
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{
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if ( isStateEnabled( *state ) )
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bHaveEnabledState = true;
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}
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enableButtons( WizardButtonFlags::PREVIOUS, bHaveEnabledState );
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implUpdateRoadmap();
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}
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IMPL_LINK_NOARG_TYPED(RoadmapWizard, OnRoadmapItemSelected, LinkParamNone*, void)
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{
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RoadmapTypes::ItemId nCurItemId = m_pImpl->pRoadmap->GetCurrentRoadmapItemID();
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if ( nCurItemId == getCurrentState() )
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// nothing to do
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return;
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if ( isTravelingSuspended() )
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return;
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WizardTravelSuspension aTravelGuard( *this );
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sal_Int32 nCurrentIndex = m_pImpl->getStateIndexInPath( getCurrentState(), m_pImpl->nActivePath );
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sal_Int32 nNewIndex = m_pImpl->getStateIndexInPath( nCurItemId, m_pImpl->nActivePath );
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DBG_ASSERT( ( nCurrentIndex != -1 ) && ( nNewIndex != -1 ),
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"RoadmapWizard::OnRoadmapItemSelected: something's wrong here!" );
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if ( ( nCurrentIndex == -1 ) || ( nNewIndex == -1 ) )
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{
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return;
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}
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bool bResult = true;
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if ( nNewIndex > nCurrentIndex )
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{
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bResult = skipUntil( (WizardState)nCurItemId );
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WizardState nTemp = (WizardState)nCurItemId;
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while( nTemp )
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{
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if( m_pImpl->aDisabledStates.find( --nTemp ) != m_pImpl->aDisabledStates.end() )
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removePageFromHistory( nTemp );
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}
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}
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else
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bResult = skipBackwardUntil( (WizardState)nCurItemId );
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if ( !bResult )
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m_pImpl->pRoadmap->SelectRoadmapItemByID( getCurrentState() );
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|
}
|
|
|
|
|
|
void RoadmapWizard::enterState( WizardState _nState )
|
|
{
|
|
|
|
OWizardMachine::enterState( _nState );
|
|
|
|
// synchronize the roadmap
|
|
implUpdateRoadmap( );
|
|
m_pImpl->pRoadmap->SelectRoadmapItemByID( getCurrentState() );
|
|
}
|
|
|
|
|
|
OUString RoadmapWizard::getStateDisplayName( WizardState _nState ) const
|
|
{
|
|
OUString sDisplayName;
|
|
|
|
StateDescriptions::const_iterator pos = m_pImpl->aStateDescriptors.find( _nState );
|
|
OSL_ENSURE( pos != m_pImpl->aStateDescriptors.end(),
|
|
"RoadmapWizard::getStateDisplayName: no default implementation available for this state!" );
|
|
if ( pos != m_pImpl->aStateDescriptors.end() )
|
|
sDisplayName = pos->second.first;
|
|
|
|
return sDisplayName;
|
|
}
|
|
|
|
|
|
VclPtr<TabPage> RoadmapWizard::createPage( WizardState _nState )
|
|
{
|
|
VclPtr<TabPage> pPage;
|
|
|
|
StateDescriptions::const_iterator pos = m_pImpl->aStateDescriptors.find( _nState );
|
|
OSL_ENSURE( pos != m_pImpl->aStateDescriptors.end(),
|
|
"RoadmapWizard::createPage: no default implementation available for this state!" );
|
|
if ( pos != m_pImpl->aStateDescriptors.end() )
|
|
{
|
|
RoadmapPageFactory pFactory = pos->second.second;
|
|
pPage = (*pFactory)( *this );
|
|
}
|
|
|
|
return pPage;
|
|
}
|
|
|
|
|
|
void RoadmapWizard::enableState( WizardState _nState, bool _bEnable )
|
|
{
|
|
|
|
// remember this (in case the state appears in the roadmap later on)
|
|
if ( _bEnable )
|
|
m_pImpl->aDisabledStates.erase( _nState );
|
|
else
|
|
{
|
|
m_pImpl->aDisabledStates.insert( _nState );
|
|
removePageFromHistory( _nState );
|
|
}
|
|
|
|
// if the state is currently in the roadmap, reflect it's new status
|
|
m_pImpl->pRoadmap->EnableRoadmapItem( (RoadmapTypes::ItemId)_nState, _bEnable );
|
|
}
|
|
|
|
|
|
bool RoadmapWizard::knowsState( WizardState i_nState ) const
|
|
{
|
|
for ( Paths::const_iterator path = m_pImpl->aPaths.begin();
|
|
path != m_pImpl->aPaths.end();
|
|
++path
|
|
)
|
|
{
|
|
for ( WizardPath::const_iterator state = path->second.begin();
|
|
state != path->second.end();
|
|
++state
|
|
)
|
|
{
|
|
if ( *state == i_nState )
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool RoadmapWizard::isStateEnabled( WizardState _nState ) const
|
|
{
|
|
return m_pImpl->aDisabledStates.find( _nState ) == m_pImpl->aDisabledStates.end();
|
|
}
|
|
|
|
void RoadmapWizard::updateRoadmapItemLabel( WizardState _nState )
|
|
{
|
|
const WizardPath& rActivePath( m_pImpl->aPaths[ m_pImpl->nActivePath ] );
|
|
RoadmapTypes::ItemIndex nUpperStepBoundary = (RoadmapTypes::ItemIndex)rActivePath.size();
|
|
RoadmapTypes::ItemIndex nLoopUntil = ::std::max( (RoadmapTypes::ItemIndex)nUpperStepBoundary, m_pImpl->pRoadmap->GetItemCount() );
|
|
sal_Int32 nCurrentStatePathIndex = -1;
|
|
if ( m_pImpl->nActivePath != -1 )
|
|
nCurrentStatePathIndex = m_pImpl->getStateIndexInPath( getCurrentState(), m_pImpl->nActivePath );
|
|
if (nCurrentStatePathIndex < 0)
|
|
return;
|
|
for ( RoadmapTypes::ItemIndex nItemIndex = nCurrentStatePathIndex; nItemIndex < nLoopUntil; ++nItemIndex )
|
|
{
|
|
bool bExistentItem = ( nItemIndex < m_pImpl->pRoadmap->GetItemCount() );
|
|
if ( bExistentItem )
|
|
{
|
|
// there is an item with this index in the roadmap - does it match what is requested by
|
|
// the respective state in the active path?
|
|
RoadmapTypes::ItemId nPresentItemId = m_pImpl->pRoadmap->GetItemID( nItemIndex );
|
|
WizardState nRequiredState = rActivePath[ nItemIndex ];
|
|
if ( _nState == nRequiredState )
|
|
{
|
|
m_pImpl->pRoadmap->ChangeRoadmapItemLabel( nPresentItemId, getStateDisplayName( nRequiredState ) );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
} // namespace svt
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|