kicad/eeschema/cmp_tree_model_adapter_base...

507 lines
12 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 Chris Pavlina <pavlina.chris@gmail.com>
* Copyright (C) 2014 Henner Zeller <h.zeller@acm.org>
* Copyright (C) 2014-2017 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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 <cmp_tree_model_adapter_base.h>
#include <eda_pattern_match.h>
#include <wx/progdlg.h>
#include <wx/tokenzr.h>
#include <wx/wupdlock.h>
CMP_TREE_MODEL_ADAPTER_BASE::WIDTH_CACHE CMP_TREE_MODEL_ADAPTER_BASE::m_width_cache;
bool CMP_TREE_MODEL_ADAPTER_BASE::m_show_progress = true;
#define PROGRESS_INTERVAL_MILLIS 66
static const int kDataViewIndent = 20;
/**
* Convert CMP_TREE_NODE -> wxDataViewItem
*/
wxDataViewItem CMP_TREE_MODEL_ADAPTER_BASE::ToItem( CMP_TREE_NODE const* aNode )
{
return wxDataViewItem( const_cast<void*>( static_cast<void const*>( aNode ) ) );
}
/**
* Convert wxDataViewItem -> CMP_TREE_NODE
*/
CMP_TREE_NODE const* CMP_TREE_MODEL_ADAPTER_BASE::ToNode( wxDataViewItem aItem )
{
return static_cast<CMP_TREE_NODE const*>( aItem.GetID() );
}
/**
* Convert CMP_TREE_NODE's children to wxDataViewItemArray
*/
unsigned int CMP_TREE_MODEL_ADAPTER_BASE::IntoArray(
CMP_TREE_NODE const& aNode, wxDataViewItemArray& aChildren )
{
unsigned int n = 0;
for( auto const& child: aNode.Children )
{
if( child->Score > 0 )
{
aChildren.Add( ToItem( &*child ) );
++n;
}
}
return n;
}
CMP_TREE_MODEL_ADAPTER_BASE::CMP_TREE_MODEL_ADAPTER_BASE()
:m_filter( CMP_FILTER_NONE ),
m_show_units( true ),
m_preselect_unit( 0 ),
m_freeze( 0 ),
m_col_part( nullptr ),
m_col_desc( nullptr ),
m_widget( nullptr )
{}
CMP_TREE_MODEL_ADAPTER_BASE::~CMP_TREE_MODEL_ADAPTER_BASE()
{}
void CMP_TREE_MODEL_ADAPTER_BASE::SetFilter( CMP_FILTER_TYPE aFilter )
{
m_filter = aFilter;
}
void CMP_TREE_MODEL_ADAPTER_BASE::ShowUnits( bool aShow )
{
m_show_units = aShow;
}
void CMP_TREE_MODEL_ADAPTER_BASE::SetPreselectNode( LIB_ID const& aLibId, int aUnit )
{
m_preselect_lib_id = aLibId;
m_preselect_unit = aUnit;
}
void CMP_TREE_MODEL_ADAPTER_BASE::AddLibrariesWithProgress(
const std::vector<wxString>& aNicknames, wxWindow* aParent )
{
wxProgressDialog* prg = nullptr;
wxLongLong nextUpdate = wxGetUTCTimeMillis() + (PROGRESS_INTERVAL_MILLIS / 2);
if( m_show_progress )
prg = new wxProgressDialog( _( "Loading Symbol Libraries" ),
wxEmptyString,
aNicknames.size(),
aParent );
unsigned int ii = 0;
for( const auto& nickname : aNicknames )
{
if( prg && wxGetUTCTimeMillis() > nextUpdate )
{
prg->Update( ii, wxString::Format( _( "Loading library \"%s\"" ), nickname ) );
nextUpdate = wxGetUTCTimeMillis() + PROGRESS_INTERVAL_MILLIS;
}
AddLibrary( nickname );
ii++;
}
if( prg )
{
prg->Destroy();
m_show_progress = false;
}
}
void CMP_TREE_MODEL_ADAPTER_BASE::AddAliasList( wxString const& aNodeName, wxString const& aDesc,
std::vector<LIB_ALIAS*> const& aAliasList )
{
auto& lib_node = m_tree.AddLib( aNodeName, aDesc );
for( auto a: aAliasList )
{
lib_node.AddAlias( a );
}
lib_node.AssignIntrinsicRanks();
m_tree.AssignIntrinsicRanks();
}
void CMP_TREE_MODEL_ADAPTER_BASE::UpdateSearchString( wxString const& aSearch )
{
m_tree.ResetScore();
wxStringTokenizer tokenizer( aSearch );
while( tokenizer.HasMoreTokens() )
{
const wxString term = tokenizer.GetNextToken().Lower();
EDA_COMBINED_MATCHER matcher( term );
m_tree.UpdateScore( matcher );
}
m_tree.SortNodes();
{
wxWindowUpdateLocker updateLock( m_widget );
// Even with the updateLock, wxWidgets sometimes ties its knickers in
// a knot when trying to run a wxdataview_selection_changed_callback()
// on a row that has been deleted.
// https://bugs.launchpad.net/kicad/+bug/1756255
m_widget->UnselectAll();
Cleared();
#ifndef __WINDOWS__
// The fastest method to update wxDataViewCtrl is to rebuild from
// scratch by calling Cleared(). Linux requires to reassociate model to
// display data, but Windows will create multiple associations.
AttachTo( m_widget );
#endif
}
ShowResults() || ShowPreselect() || ShowSingleLibrary();
}
void CMP_TREE_MODEL_ADAPTER_BASE::AttachTo( wxDataViewCtrl* aDataViewCtrl )
{
m_widget = aDataViewCtrl;
aDataViewCtrl->SetIndent( kDataViewIndent );
aDataViewCtrl->AssociateModel( this );
aDataViewCtrl->ClearColumns();
wxString part_head = _( "Symbol" );
wxString desc_head = _( "Desc" );
m_col_part = aDataViewCtrl->AppendTextColumn( part_head, 0, wxDATAVIEW_CELL_INERT,
ColWidth( m_tree, 0, part_head ) );
m_col_desc = aDataViewCtrl->AppendTextColumn( desc_head, 1, wxDATAVIEW_CELL_INERT,
ColWidth( m_tree, 1, desc_head ) );
}
LIB_ID CMP_TREE_MODEL_ADAPTER_BASE::GetAliasFor( const wxDataViewItem& aSelection ) const
{
auto node = ToNode( aSelection );
LIB_ID emptyId;
if( !node )
return emptyId;
return node->LibId;
}
int CMP_TREE_MODEL_ADAPTER_BASE::GetUnitFor( const wxDataViewItem& aSelection ) const
{
auto node = ToNode( aSelection );
return node ? node->Unit : 0;
}
CMP_TREE_NODE::TYPE CMP_TREE_MODEL_ADAPTER_BASE::GetTypeFor( const wxDataViewItem& aSelection ) const
{
auto node = ToNode( aSelection );
return node ? node->Type : CMP_TREE_NODE::INVALID;
}
int CMP_TREE_MODEL_ADAPTER_BASE::GetComponentsCount() const
{
int n = 0;
for( auto& lib: m_tree.Children )
{
for( auto& alias: lib->Children )
{
(void) alias;
++n;
}
}
return n;
}
wxDataViewItem CMP_TREE_MODEL_ADAPTER_BASE::FindItem( const LIB_ID& aLibId )
{
for( auto& lib: m_tree.Children )
{
if( lib->Name != aLibId.GetLibNickname() )
continue;
// if part name is not specified, return the library node
if( aLibId.GetLibItemName() == "" )
return ToItem( lib.get() );
for( auto& alias: lib->Children )
{
if( alias->Name == aLibId.GetLibItemName() )
return ToItem( alias.get() );
}
break; // could not find the part in the requested library
}
return wxDataViewItem();
}
unsigned int CMP_TREE_MODEL_ADAPTER_BASE::GetChildren(
wxDataViewItem const& aItem,
wxDataViewItemArray& aChildren ) const
{
auto node = ( aItem.IsOk() ? ToNode( aItem ) : &m_tree );
if( node->Type != CMP_TREE_NODE::TYPE::LIBID
|| ( m_show_units && node->Type == CMP_TREE_NODE::TYPE::LIBID ) )
return IntoArray( *node, aChildren );
else
return 0;
}
bool CMP_TREE_MODEL_ADAPTER_BASE::HasContainerColumns( wxDataViewItem const& aItem ) const
{
return IsContainer( aItem );
}
bool CMP_TREE_MODEL_ADAPTER_BASE::IsContainer( wxDataViewItem const& aItem ) const
{
auto node = ToNode( aItem );
return node ? node->Children.size() : true;
}
wxDataViewItem CMP_TREE_MODEL_ADAPTER_BASE::GetParent( wxDataViewItem const& aItem ) const
{
auto node = ToNode( aItem );
auto parent = node ? node->Parent : nullptr;
// wxDataViewModel has no root node, but rather top-level elements have
// an invalid (null) parent.
if( !node || !parent || parent->Type == CMP_TREE_NODE::TYPE::ROOT )
{
return ToItem( nullptr );
}
else
{
return ToItem( parent );
}
}
void CMP_TREE_MODEL_ADAPTER_BASE::GetValue(
wxVariant& aVariant,
wxDataViewItem const& aItem,
unsigned int aCol ) const
{
if( IsFrozen() )
{
aVariant = wxEmptyString;
return;
}
auto node = ToNode( aItem );
wxASSERT( node );
switch( aCol )
{
default: // column == -1 is used for default Compare function
case 0:
aVariant = node->Name;
break;
case 1:
aVariant = node->Desc;
break;
}
}
bool CMP_TREE_MODEL_ADAPTER_BASE::GetAttr(
wxDataViewItem const& aItem,
unsigned int aCol,
wxDataViewItemAttr& aAttr ) const
{
if( IsFrozen() )
return false;
auto node = ToNode( aItem );
wxASSERT( node );
if( node->Type != CMP_TREE_NODE::LIBID )
{
// Currently only aliases are formatted at all
return false;
}
if( !node->IsRoot && aCol == 0 )
{
// Names of non-root aliases are italicized
aAttr.SetItalic( true );
return true;
}
else
{
return false;
}
}
int CMP_TREE_MODEL_ADAPTER_BASE::ColWidth( CMP_TREE_NODE& aTree, int aCol, wxString const& aHeading )
{
const int indent = aCol ? 0 : kDataViewIndent;
int min_width = WidthFor( aHeading, aCol );
int width = std::max( aTree.Score > 0 ? WidthFor( aTree, aCol ) : 0, min_width );
if( aTree.Score > 0 )
{
for( auto& node: aTree.Children )
{
width = std::max( width, ColWidth( *node, aCol, aHeading ) + indent );
}
}
return width;
}
int CMP_TREE_MODEL_ADAPTER_BASE::WidthFor( CMP_TREE_NODE& aNode, int aCol )
{
auto result = m_width_cache.find( aNode.Name );
if( result != m_width_cache.end() )
{
return result->second[aCol];
}
else
{
int wname = m_widget->GetTextExtent( aNode.Name ).x + kDataViewIndent;
int wdesc = m_widget->GetTextExtent( aNode.Desc ).x;
auto& val = m_width_cache[aNode.Name];
val.push_back( wname );
val.push_back( wdesc );
return val[aCol];
}
}
int CMP_TREE_MODEL_ADAPTER_BASE::WidthFor( wxString const& aHeading, int aCol )
{
static std::vector<int> widths;
for( int i = (int) widths.size(); i <= aCol; ++i )
{
widths.push_back( 0 );
}
if( widths[aCol] == 0 )
{
widths[aCol] = m_widget->GetTextExtent( aHeading ).x;
}
return widths[aCol];
}
bool CMP_TREE_MODEL_ADAPTER_BASE::FindAndExpand(
CMP_TREE_NODE& aNode,
std::function<bool( CMP_TREE_NODE const* )> aFunc )
{
for( auto& node: aNode.Children )
{
if( aFunc( &*node ) )
{
auto item = wxDataViewItem(
const_cast<void*>( static_cast<void const*>( &*node ) ) );
m_widget->ExpandAncestors( item );
m_widget->EnsureVisible( item );
m_widget->Select( item );
return true;
}
else if( FindAndExpand( *node, aFunc ) )
{
return true;
}
}
return false;
}
bool CMP_TREE_MODEL_ADAPTER_BASE::ShowResults()
{
return FindAndExpand( m_tree,
[]( CMP_TREE_NODE const* n )
{
return n->Type == CMP_TREE_NODE::TYPE::LIBID && n->Score > 1;
} );
}
bool CMP_TREE_MODEL_ADAPTER_BASE::ShowPreselect()
{
if( !m_preselect_lib_id.IsValid() )
return false;
return FindAndExpand( m_tree,
[&]( CMP_TREE_NODE const* n )
{
if( n->Type == CMP_TREE_NODE::LIBID && ( n->Children.empty() || !m_preselect_unit ) )
return m_preselect_lib_id == n->LibId;
else if( n->Type == CMP_TREE_NODE::UNIT && m_preselect_unit )
return m_preselect_lib_id == n->Parent->LibId && m_preselect_unit == n->Unit;
else
return false;
} );
}
bool CMP_TREE_MODEL_ADAPTER_BASE::ShowSingleLibrary()
{
return FindAndExpand( m_tree,
[]( CMP_TREE_NODE const* n )
{
return n->Type == CMP_TREE_NODE::TYPE::LIBID &&
n->Parent->Parent->Children.size() == 1;
} );
}