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kicad/common/properties/property_mgr.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 CERN
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <properties/property_mgr.h>
#include <properties/property.h>
#include <algorithm>
#include <utility>
#include <wx/wx.h>
static wxString EMPTY_STRING( wxEmptyString );
void PROPERTY_MANAGER::RegisterType( TYPE_ID aType, const wxString& aName )
{
wxASSERT( m_classNames.count( aType ) == 0 );
m_classNames.emplace( aType, aName );
}
const wxString& PROPERTY_MANAGER::ResolveType( TYPE_ID aType ) const
{
auto it = m_classNames.find( aType );
return it != m_classNames.end() ? it->second : EMPTY_STRING;
}
PROPERTY_BASE* PROPERTY_MANAGER::GetProperty( TYPE_ID aType, const wxString& aProperty ) const
{
if( m_dirty )
const_cast<PROPERTY_MANAGER*>( this )->Rebuild();
auto it = m_classes.find( aType );
if( it == m_classes.end() )
return nullptr;
const CLASS_DESC& classDesc = it->second;
for( PROPERTY_BASE* property : classDesc.m_allProperties )
{
if( !aProperty.CmpNoCase( property->Name() ) )
return property;
}
return nullptr;
}
const PROPERTY_LIST& PROPERTY_MANAGER::GetProperties( TYPE_ID aType ) const
{
if( m_dirty )
const_cast<PROPERTY_MANAGER*>( this )->Rebuild();
static const PROPERTY_LIST empty;
auto it = m_classes.find( aType );
if( it == m_classes.end() )
return empty;
return it->second.m_allProperties;
}
const PROPERTY_DISPLAY_ORDER& PROPERTY_MANAGER::GetDisplayOrder( TYPE_ID aType ) const
{
if( m_dirty )
const_cast<PROPERTY_MANAGER*>( this )->Rebuild();
static const PROPERTY_DISPLAY_ORDER empty;
auto it = m_classes.find( aType );
if( it == m_classes.end() )
return empty;
return it->second.m_displayOrder;
}
const std::vector<wxString>& PROPERTY_MANAGER::GetGroupDisplayOrder( TYPE_ID aType ) const
{
if( m_dirty )
const_cast<PROPERTY_MANAGER*>( this )->Rebuild();
static const std::vector<wxString> empty;
auto it = m_classes.find( aType );
if( it == m_classes.end() )
return empty;
return it->second.m_groupDisplayOrder;
}
const void* PROPERTY_MANAGER::TypeCast( const void* aSource, TYPE_ID aBase, TYPE_ID aTarget ) const
{
if( aBase == aTarget )
return aSource;
auto classDesc = m_classes.find( aBase );
if( classDesc == m_classes.end() )
return aSource;
auto& converters = classDesc->second.m_typeCasts;
auto converter = converters.find( aTarget );
if( converter == converters.end() ) // explicit type cast not found
return IsOfType( aBase, aTarget ) ? aSource : nullptr;
return (*converter->second)( aSource );
}
void PROPERTY_MANAGER::AddProperty( PROPERTY_BASE* aProperty, const wxString& aGroup )
{
const wxString& name = aProperty->Name();
TYPE_ID hash = aProperty->OwnerHash();
CLASS_DESC& classDesc = getClass( hash );
classDesc.m_ownProperties.emplace( name, aProperty );
classDesc.m_ownDisplayOrder.emplace_back( aProperty );
aProperty->SetGroup( aGroup );
if( !classDesc.m_groups.count( aGroup ) )
{
classDesc.m_groupDisplayOrder.emplace_back( aGroup );
classDesc.m_groups.insert( aGroup );
}
m_dirty = true;
}
void PROPERTY_MANAGER::ReplaceProperty( size_t aBase, const wxString& aName, PROPERTY_BASE* aNew,
const wxString& aGroup )
{
CLASS_DESC& classDesc = getClass( aNew->OwnerHash() );
classDesc.m_replaced.insert( std::make_pair( aBase, aName ) );
AddProperty( aNew, aGroup );
}
void PROPERTY_MANAGER::AddTypeCast( TYPE_CAST_BASE* aCast )
{
TYPE_ID derivedHash = aCast->DerivedHash();
CLASS_DESC& classDesc = getClass( aCast->BaseHash() );
auto& typeCasts = classDesc.m_typeCasts;
wxASSERT_MSG( typeCasts.count( derivedHash ) == 0, "Such converter already exists" );
typeCasts.emplace( derivedHash, aCast );
}
void PROPERTY_MANAGER::InheritsAfter( TYPE_ID aDerived, TYPE_ID aBase )
{
wxASSERT_MSG( aDerived != aBase, "Class cannot inherit from itself" );
CLASS_DESC& derived = getClass( aDerived );
CLASS_DESC& base = getClass( aBase );
derived.m_bases.push_back( base );
m_dirty = true;
wxASSERT_MSG( derived.m_bases.size() == 1 || derived.m_typeCasts.count( aBase ) == 1,
"You need to add a TYPE_CAST for classes inheriting from multiple bases" );
}
void PROPERTY_MANAGER::Mask( TYPE_ID aDerived, TYPE_ID aBase, const wxString& aName )
{
wxASSERT_MSG( aDerived != aBase, "Class cannot mask from itself" );
CLASS_DESC& derived = getClass( aDerived );
derived.m_maskedBaseProperties.insert( std::make_pair( aBase, aName ) );
m_dirty = true;
}
void PROPERTY_MANAGER::OverrideAvailability( TYPE_ID aDerived, TYPE_ID aBase,
const wxString& aName,
std::function<bool( INSPECTABLE* )> aFunc )
{
wxASSERT_MSG( aDerived != aBase, "Class cannot override from itself" );
CLASS_DESC& derived = getClass( aDerived );
derived.m_availabilityOverrides[std::make_pair( aBase, aName )] = aFunc;
m_dirty = true;
}
bool PROPERTY_MANAGER::IsAvailableFor( TYPE_ID aItemClass, PROPERTY_BASE* aProp,
INSPECTABLE* aItem )
{
if( !aProp->Available( aItem ) )
return false;
CLASS_DESC& derived = getClass( aItemClass );
auto it = derived.m_availabilityOverrides.find( std::make_pair( aProp->BaseHash(),
aProp->Name() ) );
if( it != derived.m_availabilityOverrides.end() )
return it->second( aItem );
return true;
}
bool PROPERTY_MANAGER::IsOfType( TYPE_ID aDerived, TYPE_ID aBase ) const
{
if( aDerived == aBase )
return true;
auto derived = m_classes.find( aDerived );
wxCHECK( derived != m_classes.end(), false ); // missing class description
// traverse the hierarchy seeking for the base class
for( auto& base : derived->second.m_bases )
{
if( IsOfType( base.get().m_id, aBase ) )
return true;
}
return false;
}
void PROPERTY_MANAGER::Rebuild()
{
for( std::pair<const TYPE_ID, CLASS_DESC>& classEntry : m_classes )
classEntry.second.rebuild();
m_dirty = false;
}
PROPERTY_MANAGER::CLASS_DESC& PROPERTY_MANAGER::getClass( TYPE_ID aTypeId )
{
auto it = m_classes.find( aTypeId );
if( it == m_classes.end() )
tie( it, std::ignore ) = m_classes.emplace( aTypeId, CLASS_DESC( aTypeId ) );
return it->second;
}
void PROPERTY_MANAGER::CLASS_DESC::rebuild()
{
PROPERTY_SET replaced( m_replaced );
m_allProperties.clear();
collectPropsRecur( m_allProperties, replaced, m_displayOrder, m_maskedBaseProperties );
// We need to keep properties sorted to be able to use std::set_* functions
sort( m_allProperties.begin(), m_allProperties.end() );
std::vector<wxString> displayOrder;
std::set<wxString> groups;
auto collectGroups =
[&]( std::set<wxString>& aSet, std::vector<wxString>& aResult )
{
auto collectGroupsRecursive =
[]( auto& aSelf, std::set<wxString>& aSetR, std::vector<wxString>& aResultR,
const CLASS_DESC& aClassR ) -> void
{
for( const wxString& group : aClassR.m_groups )
{
if( !aSetR.count( group ) )
{
aSetR.insert( group );
aResultR.emplace_back( group );
}
}
for( const CLASS_DESC& base : aClassR.m_bases )
aSelf( aSelf, aSetR, aResultR, base );
};
collectGroupsRecursive( collectGroupsRecursive, aSet, aResult, *this );
};
// TODO(JE): This currently relies on rebuild() happening after all properties are added
// separate out own groups vs. all groups to fix
collectGroups( groups, displayOrder );
m_groupDisplayOrder = displayOrder;
}
void PROPERTY_MANAGER::CLASS_DESC::collectPropsRecur( PROPERTY_LIST& aResult,
PROPERTY_SET& aReplaced,
PROPERTY_DISPLAY_ORDER& aDisplayOrder,
const PROPERTY_SET& aMasked ) const
{
for( const std::pair<size_t, wxString>& replacedEntry : m_replaced )
aReplaced.emplace( replacedEntry );
/*
* We want to insert our own properties in forward order, but earlier than anything already in
* the list (which will have been added by a subclass of us)
*/
int displayOrderStart = 0;
if( !aDisplayOrder.empty() )
{
int firstSoFar = std::min_element( aDisplayOrder.begin(), aDisplayOrder.end(),
[]( const std::pair<PROPERTY_BASE*, int>& aFirst,
const std::pair<PROPERTY_BASE*, int>& aSecond )
{
return aFirst.second < aSecond.second;
} )->second;
displayOrderStart = firstSoFar - m_ownProperties.size();
}
int idx = 0;
for( PROPERTY_BASE* property : m_ownDisplayOrder )
{
PROPERTY_SET::key_type propertyKey = std::make_pair( property->OwnerHash(),
property->Name() );
// Do not store replaced properties
if( aReplaced.count( propertyKey ) )
continue;
// Do not store masked properties
if( aMasked.count( propertyKey ) )
continue;
aDisplayOrder[property] = displayOrderStart + idx++;
aResult.push_back( property );
}
for( const std::reference_wrapper<CLASS_DESC>& base : m_bases )
base.get().collectPropsRecur( aResult, aReplaced, aDisplayOrder, aMasked );
}
std::vector<TYPE_ID> PROPERTY_MANAGER::GetMatchingClasses( PROPERTY_BASE* aProperty )
{
std::vector<TYPE_ID> ids;
/*
for( auto& cls : m_classes )
{
CLASS_INFO info;
for( auto prop : cls.second.m_allProperties )
info.properties.push_back(prop);
}
*/
return ids;
}
PROPERTY_MANAGER::CLASSES_INFO PROPERTY_MANAGER::GetAllClasses()
{
CLASSES_INFO rv;
for( std::pair<const TYPE_ID, CLASS_DESC>& classEntry : m_classes )
{
CLASS_INFO info;
info.type = classEntry.first;
info.name = m_classNames[classEntry.first];
for( PROPERTY_BASE* prop : classEntry.second.m_allProperties )
info.properties.push_back( prop );
rv.push_back( info );
}
return rv;
}
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