474 lines
11 KiB
C++
474 lines
11 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2017 Chris Pavlina <pavlina.chris@gmail.com>
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* Copyright (C) 2014 Henner Zeller <h.zeller@acm.org>
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* Copyright (C) 2014-2017 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <cmp_tree_model_adapter.h>
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#include <eda_pattern_match.h>
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#include <wx/tokenzr.h>
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#include <symbol_lib_table.h>
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CMP_TREE_MODEL_ADAPTER::WIDTH_CACHE CMP_TREE_MODEL_ADAPTER::m_width_cache;
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static const int kDataViewIndent = 20;
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/**
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* Convert CMP_TREE_NODE -> wxDataViewItem
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*/
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static wxDataViewItem ToItem( CMP_TREE_NODE const* aNode )
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{
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return wxDataViewItem( const_cast<void*>( static_cast<void const*>( aNode ) ) );
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}
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/**
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* Convert wxDataViewItem -> CMP_TREE_NODE
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*/
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static CMP_TREE_NODE const* ToNode( wxDataViewItem aItem )
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{
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return static_cast<CMP_TREE_NODE const*>( aItem.GetID() );
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}
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/**
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* Convert CMP_TREE_NODE's children to wxDataViewItemArray
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*/
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static unsigned int IntoArray( CMP_TREE_NODE const& aNode, wxDataViewItemArray& aChildren )
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{
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unsigned int n = 0;
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for( auto const& child: aNode.Children )
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{
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if( child->Score > 0 )
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{
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aChildren.Add( ToItem( &*child ) );
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++n;
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}
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}
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return n;
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}
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CMP_TREE_MODEL_ADAPTER::PTR CMP_TREE_MODEL_ADAPTER::Create( SYMBOL_LIB_TABLE* aLibs )
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{
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auto adapter = new CMP_TREE_MODEL_ADAPTER( aLibs );
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auto container = CMP_TREE_MODEL_ADAPTER::PTR( adapter );
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return container;
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}
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CMP_TREE_MODEL_ADAPTER::CMP_TREE_MODEL_ADAPTER( SYMBOL_LIB_TABLE* aLibs )
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:m_filter( CMP_FILTER_NONE ),
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m_show_units( true ),
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m_libs( aLibs ),
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m_preselect_unit( 0 ),
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m_col_part( nullptr ),
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m_col_desc( nullptr ),
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m_widget( nullptr )
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{}
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CMP_TREE_MODEL_ADAPTER::~CMP_TREE_MODEL_ADAPTER()
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{}
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void CMP_TREE_MODEL_ADAPTER::SetFilter( CMP_FILTER_TYPE aFilter )
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{
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m_filter = aFilter;
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}
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void CMP_TREE_MODEL_ADAPTER::ShowUnits( bool aShow )
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{
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m_show_units = aShow;
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}
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void CMP_TREE_MODEL_ADAPTER::SetPreselectNode( LIB_ID const& aLibId, int aUnit )
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{
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m_preselect_lib_id = aLibId;
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m_preselect_unit = aUnit;
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}
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void CMP_TREE_MODEL_ADAPTER::AddLibrary( wxString const& aLibNickname )
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{
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bool onlyPowerSymbols = ( m_filter == CMP_FILTER_POWER );
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wxArrayString aliases;
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try
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{
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m_libs->EnumerateSymbolLib( aLibNickname, aliases, onlyPowerSymbols );
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}
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catch( const IO_ERROR& ioe )
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{
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wxLogError( wxString::Format( _( "Error occurred loading symbol library %s."
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"\n\n%s" ), aLibNickname, ioe.What() ) );
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return;
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}
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AddAliasList( aLibNickname, aliases );
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m_tree.AssignIntrinsicRanks();
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}
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void CMP_TREE_MODEL_ADAPTER::AddAliasList(
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wxString const& aNodeName,
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wxArrayString const& aAliasNameList )
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{
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std::vector<LIB_ALIAS*> alias_list;
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for( const wxString& name: aAliasNameList )
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{
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LIB_ALIAS* a = nullptr;
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try
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{
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a = m_libs->LoadSymbol( aNodeName, name );
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}
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catch( const IO_ERROR& ioe )
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{
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wxLogError( wxString::Format( _( "Error occurred loading symbol %s from library %s."
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"\n\n%s" ), name, aNodeName, ioe.What() ) );
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continue;
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}
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if( a )
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alias_list.push_back( a );
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}
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AddAliasList( aNodeName, alias_list );
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}
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void CMP_TREE_MODEL_ADAPTER::AddAliasList(
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wxString const& aNodeName,
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std::vector<LIB_ALIAS*> const& aAliasList )
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{
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auto& lib_node = m_tree.AddLib( aNodeName );
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for( auto a: aAliasList )
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{
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lib_node.AddAlias( a );
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}
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lib_node.AssignIntrinsicRanks();
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m_tree.AssignIntrinsicRanks();
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}
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void CMP_TREE_MODEL_ADAPTER::UpdateSearchString( wxString const& aSearch )
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{
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m_tree.ResetScore();
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wxStringTokenizer tokenizer( aSearch );
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while( tokenizer.HasMoreTokens() )
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{
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const wxString term = tokenizer.GetNextToken().Lower();
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EDA_COMBINED_MATCHER matcher( term );
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m_tree.UpdateScore( matcher );
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}
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m_tree.SortNodes();
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Cleared();
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AttachTo( m_widget );
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ShowResults() || ShowPreselect() || ShowSingleLibrary();
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}
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void CMP_TREE_MODEL_ADAPTER::AttachTo( wxDataViewCtrl* aDataViewCtrl )
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{
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m_widget = aDataViewCtrl;
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aDataViewCtrl->Freeze();
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aDataViewCtrl->SetIndent( kDataViewIndent );
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aDataViewCtrl->AssociateModel( this );
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aDataViewCtrl->ClearColumns();
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wxString part_head = _( "Part" );
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wxString desc_head = _( "Desc" );
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m_col_part = aDataViewCtrl->AppendTextColumn( part_head, 0, wxDATAVIEW_CELL_INERT,
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ColWidth( m_tree, 0, part_head ) );
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m_col_desc = aDataViewCtrl->AppendTextColumn( desc_head, 1, wxDATAVIEW_CELL_INERT,
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ColWidth( m_tree, 1, desc_head ) );
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aDataViewCtrl->Thaw();
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}
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LIB_ID CMP_TREE_MODEL_ADAPTER::GetAliasFor( wxDataViewItem aSelection ) const
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{
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auto node = ToNode( aSelection );
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LIB_ID emptyId;
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if( !node )
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return emptyId;
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return node->LibId;
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}
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int CMP_TREE_MODEL_ADAPTER::GetUnitFor( wxDataViewItem aSelection ) const
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{
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auto node = ToNode( aSelection );
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return node ? node->Unit : 0;
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}
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int CMP_TREE_MODEL_ADAPTER::GetComponentsCount() const
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{
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int n = 0;
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for( auto& lib: m_tree.Children )
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{
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for( auto& alias: lib->Children )
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{
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(void) alias;
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++n;
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}
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}
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return n;
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}
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bool CMP_TREE_MODEL_ADAPTER::HasContainerColumns( wxDataViewItem const& aItem ) const
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{
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return IsContainer( aItem );
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}
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bool CMP_TREE_MODEL_ADAPTER::IsContainer( wxDataViewItem const& aItem ) const
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{
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auto node = ToNode( aItem );
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return node ? node->Children.size() : true;
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}
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wxDataViewItem CMP_TREE_MODEL_ADAPTER::GetParent( wxDataViewItem const& aItem ) const
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{
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auto node = ToNode( aItem );
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auto parent = node ? node->Parent : nullptr;
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// wxDataViewModel has no root node, but rather top-level elements have
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// an invalid (null) parent.
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if( !node || !parent || parent->Type == CMP_TREE_NODE::TYPE::ROOT )
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{
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return ToItem( nullptr );
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}
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else
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{
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return ToItem( parent );
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}
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}
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unsigned int CMP_TREE_MODEL_ADAPTER::GetChildren(
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wxDataViewItem const& aItem,
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wxDataViewItemArray& aChildren ) const
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{
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auto node = ( aItem.IsOk() ? ToNode( aItem ) : &m_tree );
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if( node->Type != CMP_TREE_NODE::TYPE::LIBID || m_show_units )
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return IntoArray( *node, aChildren );
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else
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return 0;
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}
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void CMP_TREE_MODEL_ADAPTER::GetValue(
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wxVariant& aVariant,
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wxDataViewItem const& aItem,
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unsigned int aCol ) const
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{
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auto node = ToNode( aItem );
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wxASSERT( node );
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switch( aCol )
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{
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case 0:
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aVariant = node->Name;
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break;
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case 1:
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aVariant = node->Desc;
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break;
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default:
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wxFAIL_MSG( "Invalid column ID!" );
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}
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}
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bool CMP_TREE_MODEL_ADAPTER::GetAttr(
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wxDataViewItem const& aItem,
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unsigned int aCol,
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wxDataViewItemAttr& aAttr ) const
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{
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auto node = ToNode( aItem );
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wxASSERT( node );
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if( node->Type != CMP_TREE_NODE::LIBID )
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{
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// Currently only aliases are formatted at all
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return false;
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}
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if( !node->IsRoot && aCol == 0 )
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{
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// Names of non-root aliases are italicized
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aAttr.SetItalic( true );
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return true;
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}
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else
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{
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return false;
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}
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}
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int CMP_TREE_MODEL_ADAPTER::ColWidth( CMP_TREE_NODE& aTree, int aCol, wxString const& aHeading )
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{
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const int indent = aCol ? 0 : kDataViewIndent;
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int min_width = WidthFor( aHeading, aCol );
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int width = std::max( aTree.Score > 0 ? WidthFor( aTree, aCol ) : 0, min_width );
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if( aTree.Score > 0 )
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{
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for( auto& node: aTree.Children )
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{
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width = std::max( width, ColWidth( *node, aCol, aHeading ) + indent );
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}
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}
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return width;
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}
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int CMP_TREE_MODEL_ADAPTER::WidthFor( CMP_TREE_NODE& aNode, int aCol )
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{
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auto result = m_width_cache.find( aNode.Name );
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if( result != m_width_cache.end() )
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{
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return result->second[aCol];
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}
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else
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{
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int wname = m_widget->GetTextExtent( aNode.Name ).x + kDataViewIndent;
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int wdesc = m_widget->GetTextExtent( aNode.Desc ).x;
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auto& val = m_width_cache[aNode.Name];
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val.push_back( wname );
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val.push_back( wdesc );
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return val[aCol];
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}
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}
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int CMP_TREE_MODEL_ADAPTER::WidthFor( wxString const& aHeading, int aCol )
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{
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static std::vector<int> widths;
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for( int i = (int) widths.size(); i <= aCol; ++i )
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{
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widths.push_back( 0 );
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}
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if( widths[aCol] == 0 )
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{
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widths[aCol] = m_widget->GetTextExtent( aHeading ).x;
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}
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return widths[aCol];
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}
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bool CMP_TREE_MODEL_ADAPTER::FindAndExpand(
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CMP_TREE_NODE& aNode,
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std::function<bool( CMP_TREE_NODE const* )> aFunc )
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{
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for( auto& node: aNode.Children )
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{
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if( aFunc( &*node ) )
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{
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auto item = wxDataViewItem(
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const_cast<void*>( static_cast<void const*>( &*node ) ) );
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m_widget->ExpandAncestors( item );
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m_widget->EnsureVisible( item );
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m_widget->Select( item );
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return true;
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}
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else if( FindAndExpand( *node, aFunc ) )
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{
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return true;
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}
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}
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return false;
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}
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bool CMP_TREE_MODEL_ADAPTER::ShowResults()
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{
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return FindAndExpand( m_tree,
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[]( CMP_TREE_NODE const* n )
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{
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return n->Type == CMP_TREE_NODE::TYPE::LIBID && n->Score > 1;
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} );
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}
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bool CMP_TREE_MODEL_ADAPTER::ShowPreselect()
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{
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if( !m_preselect_lib_id.IsValid() )
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return false;
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return FindAndExpand( m_tree,
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[&]( CMP_TREE_NODE const* n )
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{
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if( n->Type == CMP_TREE_NODE::LIBID && ( n->Children.empty() || !m_preselect_unit ) )
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return m_preselect_lib_id == n->LibId;
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else if( n->Type == CMP_TREE_NODE::UNIT && m_preselect_unit )
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return m_preselect_lib_id == n->Parent->LibId && m_preselect_unit == n->Unit;
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else
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return false;
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} );
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}
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bool CMP_TREE_MODEL_ADAPTER::ShowSingleLibrary()
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{
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return FindAndExpand( m_tree,
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[]( CMP_TREE_NODE const* n )
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{
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return n->Type == CMP_TREE_NODE::TYPE::LIBID &&
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n->Parent->Parent->Children.size() == 1;
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} );
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}
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