dialog_track_via_properties.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015 CERN
 * Copyright (C) 2018 KiCad Developers, see AUTHORS.txt for contributors.
 * @author Maciej Suminski <[email protected]>
 *
 * 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 2
 * 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <core/kicad_algo.h>
#include <dialogs/dialog_track_via_properties.h>
#include <pcb_layer_box_selector.h>
#include <tools/pcb_selection_tool.h>
#include <board_design_settings.h>
#include <footprint.h>
#include <pad.h>
#include <pcb_track.h>
#include <pcb_edit_frame.h>
#include <confirm.h>
#include <connectivity/connectivity_data.h>
#include <board_commit.h>
#include <macros.h>

#include <wx/log.h>

DIALOG_TRACK_VIA_PROPERTIES::DIALOG_TRACK_VIA_PROPERTIES( PCB_BASE_FRAME* aParent,
 const PCB_SELECTION& aItems,
 COMMIT& aCommit ) :
 DIALOG_TRACK_VIA_PROPERTIES_BASE( aParent ),
 m_frame( aParent ),
 m_items( aItems ),
 m_commit( aCommit ),
 m_trackStartX( aParent, m_TrackStartXLabel, m_TrackStartXCtrl, m_TrackStartXUnit ),
 m_trackStartY( aParent, m_TrackStartYLabel, m_TrackStartYCtrl, m_TrackStartYUnit ),
 m_trackEndX( aParent, m_TrackEndXLabel, m_TrackEndXCtrl, m_TrackEndXUnit ),
 m_trackEndY( aParent, m_TrackEndYLabel, m_TrackEndYCtrl, m_TrackEndYUnit ),
 m_trackWidth( aParent, m_TrackWidthLabel, m_TrackWidthCtrl, m_TrackWidthUnit ),
 m_viaX( aParent, m_ViaXLabel, m_ViaXCtrl, m_ViaXUnit ),
 m_viaY( aParent, m_ViaYLabel, m_ViaYCtrl, m_ViaYUnit ),
 m_viaDiameter( aParent, m_ViaDiameterLabel, m_ViaDiameterCtrl, m_ViaDiameterUnit ),
 m_viaDrill( aParent, m_ViaDrillLabel, m_ViaDrillCtrl, m_ViaDrillUnit ),
 m_tracks( false ),
 m_vias( false )
{
 m_useCalculatedSize = true;

 wxASSERT( !m_items.Empty() );

 // Configure display origin transforms
 m_trackStartX.SetCoordType( ORIGIN_TRANSFORMS::ABS_X_COORD );
 m_trackStartY.SetCoordType( ORIGIN_TRANSFORMS::ABS_Y_COORD );
 m_trackEndX.SetCoordType( ORIGIN_TRANSFORMS::ABS_X_COORD );
 m_trackEndY.SetCoordType( ORIGIN_TRANSFORMS::ABS_Y_COORD );
 m_viaX.SetCoordType( ORIGIN_TRANSFORMS::ABS_X_COORD );
 m_viaY.SetCoordType( ORIGIN_TRANSFORMS::ABS_Y_COORD );

 VIATYPE viaType = VIATYPE::NOT_DEFINED;

 m_TrackLayerCtrl->SetLayersHotkeys( false );
 m_TrackLayerCtrl->SetNotAllowedLayerSet( LSET::AllNonCuMask() );
 m_TrackLayerCtrl->SetBoardFrame( aParent );
 m_TrackLayerCtrl->Resync();

 m_ViaStartLayer->SetLayersHotkeys( false );
 m_ViaStartLayer->SetNotAllowedLayerSet( LSET::AllNonCuMask() );
 m_ViaStartLayer->SetBoardFrame( aParent );
 m_ViaStartLayer->Resync();

 m_ViaEndLayer->SetLayersHotkeys( false );
 m_ViaEndLayer->SetNotAllowedLayerSet( LSET::AllNonCuMask() );
 m_ViaEndLayer->SetBoardFrame( aParent );
 m_ViaEndLayer->Resync();

 bool nets = false;
 int net = 0;
 bool hasLocked = false;
 bool hasUnlocked = false;

 // Start and end layers of vias
 // if at least 2 vias do not have the same start or the same end layer
 // the layers will be set as undefined
 int selection_first_layer = -1;
 int selection_last_layer = -1;

 // The selection layer for tracks
 int track_selection_layer = -1;

 auto getAnnularRingSelection =
 []( const PCB_VIA* via ) -> int
 {
 if( !via->GetRemoveUnconnected() )
 return 0;
 else if( via->GetKeepTopBottom() )
 return 1;
 else
 return 2;
 };

 // Look for values that are common for every item that is selected
 for( EDA_ITEM* item : m_items )
 {
 if( !nets )
 {
 net = static_cast<BOARD_CONNECTED_ITEM*>( item )->GetNetCode();
 nets = true;
 }
 else if( net != static_cast<BOARD_CONNECTED_ITEM*>( item )->GetNetCode() )
 {
 net = -1;
 }

 switch( item->Type() )
 {
 case PCB_TRACE_T:
 case PCB_ARC_T:
 {
 const PCB_TRACK* t = static_cast<const PCB_TRACK*>( item );

 if( !m_tracks ) // first track in the list
 {
 m_trackStartX.SetValue( t->GetStart().x );
 m_trackStartY.SetValue( t->GetStart().y );
 m_trackEndX.SetValue( t->GetEnd().x );
 m_trackEndY.SetValue( t->GetEnd().y );
 m_trackWidth.SetValue( t->GetWidth() );
 track_selection_layer = t->GetLayer();
 m_tracks = true;
 }
 else // check if values are the same for every selected track
 {
 if( m_trackStartX.GetValue() != t->GetStart().x )
 m_trackStartX.SetValue( INDETERMINATE_STATE );

 if( m_trackStartY.GetValue() != t->GetStart().y )
 m_trackStartY.SetValue( INDETERMINATE_STATE );

 if( m_trackEndX.GetValue() != t->GetEnd().x )
 m_trackEndX.SetValue( INDETERMINATE_STATE );

 if( m_trackEndY.GetValue() != t->GetEnd().y )
 m_trackEndY.SetValue( INDETERMINATE_STATE );

 if( m_trackWidth.GetValue() != t->GetWidth() )
 m_trackWidth.SetValue( INDETERMINATE_STATE );

 if( track_selection_layer != t->GetLayer() )
 {
 track_selection_layer = UNDEFINED_LAYER;
 }
 }

 if( t->IsLocked() )
 hasLocked = true;
 else
 hasUnlocked = true;

 break;
 }

 case PCB_VIA_T:
 {
 const PCB_VIA* v = static_cast<const PCB_VIA*>( item );

 if( !m_vias ) // first via in the list
 {
 m_viaX.SetValue( v->GetPosition().x );
 m_viaY.SetValue( v->GetPosition().y );
 m_viaDiameter.SetValue( v->GetWidth() );
 m_viaDrill.SetValue( v->GetDrillValue() );
 m_vias = true;
 viaType = v->GetViaType();
 m_viaNotFree->SetValue( !v->GetIsFree() );
 m_annularRingsCtrl->SetSelection( getAnnularRingSelection( v ) );
 selection_first_layer = v->TopLayer();
 selection_last_layer = v->BottomLayer();
 }
 else // check if values are the same for every selected via
 {
 if( m_viaX.GetValue() != v->GetPosition().x )
 m_viaX.SetValue( INDETERMINATE_STATE );

 if( m_viaY.GetValue() != v->GetPosition().y )
 m_viaY.SetValue( INDETERMINATE_STATE );

 if( m_viaDiameter.GetValue() != v->GetWidth() )
 m_viaDiameter.SetValue( INDETERMINATE_STATE );

 if( m_viaDrill.GetValue() != v->GetDrillValue() )
 m_viaDrill.SetValue( INDETERMINATE_STATE );

 if( viaType != v->GetViaType() )
 viaType = VIATYPE::NOT_DEFINED;

 if( v->GetIsFree() != !m_viaNotFree->GetValue() )
 m_viaNotFree->Set3StateValue( wxCHK_UNDETERMINED );

 if( selection_first_layer != v->TopLayer() )
 {
 selection_first_layer = UNDEFINED_LAYER;
 }

 if( selection_last_layer != v->BottomLayer() )
 {
 selection_last_layer = UNDEFINED_LAYER;
 }

 if( m_annularRingsCtrl->GetSelection() != getAnnularRingSelection( v ) )
 {
 if( m_annularRingsCtrl->GetStrings().size() < 4 )
 m_annularRingsCtrl->AppendString( INDETERMINATE_STATE );

 m_annularRingsCtrl->SetSelection( 3 );
 }
 }

 if( v->IsLocked() )
 hasLocked = true;
 else
 hasUnlocked = true;

 break;
 }

 default:
 {
 wxASSERT( false );
 break;
 }
 }
 }

 if( m_tracks )
 {
 // Set the track layer selection state:
 if( track_selection_layer == UNDEFINED_LAYER )
 {
 m_TrackLayerCtrl->SetUndefinedLayerName( INDETERMINATE_STATE );
 m_TrackLayerCtrl->Resync();
 }

 m_TrackLayerCtrl->SetLayerSelection( track_selection_layer );
 }

 // Set the vias layers selections state:
 if( m_vias )
 {
 if( selection_first_layer == UNDEFINED_LAYER )
 {
 m_ViaStartLayer->SetUndefinedLayerName( INDETERMINATE_STATE );
 m_ViaStartLayer->Resync();
 }
 m_ViaStartLayer->SetLayerSelection( selection_first_layer );

 if( selection_last_layer == UNDEFINED_LAYER )
 {
 m_ViaEndLayer->SetUndefinedLayerName( INDETERMINATE_STATE );
 m_ViaEndLayer->Resync();
 }
 m_ViaEndLayer->SetLayerSelection( selection_last_layer );
 }

 m_netSelector->SetBoard( aParent->GetBoard() );
 m_netSelector->SetNetInfo( &aParent->GetBoard()->GetNetInfo() );

 if ( net >= 0 )
 {
 m_netSelector->SetSelectedNetcode( net );
 }
 else
 {
 m_netSelector->SetIndeterminateString( INDETERMINATE_STATE );
 m_netSelector->SetIndeterminate();
 }

 wxASSERT( m_tracks || m_vias );

 if( m_vias )
 {
 if( m_viaNotFree->GetValue() )
 {
 m_netSelectorLabel->Disable();
 m_netSelector->Disable();
 }

 m_DesignRuleViasUnit->SetLabel( GetAbbreviatedUnitsLabel( m_frame->GetUserUnits() ) );

 int viaSelection = wxNOT_FOUND;

 // 0 is the netclass place-holder
 for( unsigned ii = 1; ii < aParent->GetDesignSettings().m_ViasDimensionsList.size(); ii++ )
 {
 VIA_DIMENSION* viaDimension = &aParent->GetDesignSettings().m_ViasDimensionsList[ii];
 wxString msg = StringFromValue( m_frame->GetUserUnits(), viaDimension->m_Diameter )
 + wxT( " / " )
 + StringFromValue( m_frame->GetUserUnits(), viaDimension->m_Drill );
 m_DesignRuleViasCtrl->Append( msg, viaDimension );

 if( viaSelection == wxNOT_FOUND
 && m_viaDiameter.GetValue() == viaDimension->m_Diameter
 && m_viaDrill.GetValue() == viaDimension->m_Drill )
 {
 viaSelection = ii - 1;
 }
 }

 m_DesignRuleViasCtrl->SetSelection( viaSelection );

 m_ViaTypeChoice->Enable();

 switch( viaType )
 {
 case VIATYPE::THROUGH: m_ViaTypeChoice->SetSelection( 0 ); break;
 case VIATYPE::MICROVIA: m_ViaTypeChoice->SetSelection( 1 ); break;
 case VIATYPE::BLIND_BURIED: m_ViaTypeChoice->SetSelection( 2 ); break;
 case VIATYPE::NOT_DEFINED: m_ViaTypeChoice->SetSelection( wxNOT_FOUND ); break;
 }

 m_ViaStartLayer->Enable( viaType != VIATYPE::THROUGH );
 m_ViaEndLayer->Enable( viaType != VIATYPE::THROUGH );
 }
 else
 {
 m_viaNotFree->Hide();
 m_MainSizer->Hide( m_sbViaSizer, true );
 }

 if( m_tracks )
 {
 m_DesignRuleWidthsUnits->SetLabel( GetAbbreviatedUnitsLabel( m_frame->GetUserUnits() ) );

 int widthSelection = wxNOT_FOUND;

 // 0 is the netclass place-holder
 for( unsigned ii = 1; ii < aParent->GetDesignSettings().m_TrackWidthList.size(); ii++ )
 {
 int width = aParent->GetDesignSettings().m_TrackWidthList[ii];
 wxString msg = StringFromValue( m_frame->GetUserUnits(), width );
 m_DesignRuleWidthsCtrl->Append( msg );

 if( widthSelection == wxNOT_FOUND && m_trackWidth.GetValue() == width )
 widthSelection = ii - 1;
 }

 m_DesignRuleWidthsCtrl->SetSelection( widthSelection );
 }
 else
 {
 m_MainSizer->Hide( m_sbTrackSizer, true );
 }

 if( hasLocked && hasUnlocked )
 m_lockedCbox->Set3StateValue( wxCHK_UNDETERMINED );
 else if( hasLocked )
 m_lockedCbox->Set3StateValue( wxCHK_CHECKED );
 else
 m_lockedCbox->Set3StateValue( wxCHK_UNCHECKED );

 if( m_tracks )
 SetInitialFocus( m_TrackWidthCtrl );
 else if( m_netSelector->IsEnabled() )
 SetInitialFocus( m_netSelector );
 else
 SetInitialFocus( m_ViaDiameterCtrl );

 m_StdButtonsOK->SetDefault();

 m_frame->Bind( UNITS_CHANGED, &DIALOG_TRACK_VIA_PROPERTIES::onUnitsChanged, this );

 // Now all widgets have the size fixed, call FinishDialogSettings
 finishDialogSettings();
}


DIALOG_TRACK_VIA_PROPERTIES::~DIALOG_TRACK_VIA_PROPERTIES()
{
 m_frame->Unbind( UNITS_CHANGED, &DIALOG_TRACK_VIA_PROPERTIES::onUnitsChanged, this );
}


void DIALOG_TRACK_VIA_PROPERTIES::onUnitsChanged( wxCommandEvent& aEvent )
{
 if( m_vias )
 {
 int viaSel = m_DesignRuleViasCtrl->GetSelection();

 m_DesignRuleViasCtrl->Clear();

 // 0 is the netclass place-holder
 for( unsigned ii = 1; ii < m_frame->GetDesignSettings().m_ViasDimensionsList.size(); ii++ )
 {
 VIA_DIMENSION* viaDimension = &m_frame->GetDesignSettings().m_ViasDimensionsList[ii];
 wxString msg = StringFromValue( m_frame->GetUserUnits(), viaDimension->m_Diameter )
 + wxT( " / " )
 + StringFromValue( m_frame->GetUserUnits(), viaDimension->m_Drill );
 m_DesignRuleViasCtrl->Append( msg, viaDimension );
 }

 m_DesignRuleViasCtrl->SetSelection( viaSel );
 m_DesignRuleViasUnit->SetLabel( GetAbbreviatedUnitsLabel( m_frame->GetUserUnits() ) );
 }

 if( m_tracks )
 {
 int trackSel = m_DesignRuleWidthsCtrl->GetSelection();

 m_DesignRuleWidthsCtrl->Clear();

 // 0 is the netclass place-holder
 for( unsigned ii = 1; ii < m_frame->GetDesignSettings().m_TrackWidthList.size(); ii++ )
 {
 int width = m_frame->GetDesignSettings().m_TrackWidthList[ii];
 wxString msg = StringFromValue( m_frame->GetUserUnits(), width );
  m_DesignRuleWidthsCtrl->Append( msg );
 }

 m_DesignRuleWidthsCtrl->SetSelection( trackSel );
 m_DesignRuleWidthsUnits->SetLabel( GetAbbreviatedUnitsLabel( m_frame->GetUserUnits() ) );
 }

 aEvent.Skip();
}


bool DIALOG_TRACK_VIA_PROPERTIES::confirmPadChange( const std::vector<PAD*>& changingPads )
{
 wxString msg;

 if( changingPads.size() == 1 )
 {
 PAD* pad = *changingPads.begin();
 msg.Printf( _( "Changing the net will also update %s pad %s to %s." ),
 pad->GetParent()->GetReference(),
 pad->GetNumber(),
 m_netSelector->GetValue() );
 }
 else if( changingPads.size() == 2 )
 {
 PAD* pad1 = *changingPads.begin();
 PAD* pad2 = *( ++changingPads.begin() );
 msg.Printf( _( "Changing the net will also update %s pad %s and %s pad %s to %s." ),
 pad1->GetParent()->GetReference(),
 pad1->GetNumber(),
 pad2->GetParent()->GetReference(),
 pad2->GetNumber(),
 m_netSelector->GetValue() );
 }
 else
 {
 msg.Printf( _( "Changing the net will also update %lu connected pads to %s." ),
 static_cast<unsigned long>( changingPads.size() ),
 m_netSelector->GetValue() );
 }

 KIDIALOG dlg( this, msg, _( "Confirmation" ), wxOK | wxCANCEL | wxICON_WARNING );
 dlg.SetOKCancelLabels( _( "Change Nets" ), _( "Leave Nets Unchanged" ) );
 dlg.DoNotShowCheckbox( __FILE__, __LINE__ );

 return dlg.ShowModal() == wxID_OK;
}


bool DIALOG_TRACK_VIA_PROPERTIES::TransferDataFromWindow()
{
 // Run validations:

 if( m_vias )
 {
 if( !m_viaDiameter.Validate( GEOMETRY_MIN_SIZE, INT_MAX )
 || !m_viaDrill.Validate( GEOMETRY_MIN_SIZE, INT_MAX ) )
 return false;

 if( m_ViaDiameterCtrl->IsEnabled() && !m_viaDiameter.IsIndeterminate()
 && m_ViaDrillCtrl->IsEnabled() && !m_viaDrill.IsIndeterminate()
 && m_viaDiameter.GetValue() <= m_viaDrill.GetValue() )
 {
 DisplayError( GetParent(), _( "Via hole size must be smaller than via diameter" ) );
 m_ViaDrillCtrl->SelectAll();
 m_ViaDrillCtrl->SetFocus();
 return false;
 }

 if( m_ViaStartLayer->GetLayerSelection() != UNDEFINED_LAYER &&
 m_ViaStartLayer->GetLayerSelection() == m_ViaEndLayer->GetLayerSelection() )
 {
 DisplayError( GetParent(), _( "Via start layer and end layer cannot be the same" ) );
 return false;
 }
 }

 if( m_tracks )
 {
 if( !m_trackWidth.Validate( GEOMETRY_MIN_SIZE, INT_MAX ) )
 return false;
 }

 // If we survived that, then save the changes:
 //
 // We don't bother with updating the nets at this point as it will be useless (any connected
 // pads will simply drive their existing nets back onto the track segments and vias).

 bool changeLock = m_lockedCbox->Get3StateValue() != wxCHK_UNDETERMINED;
 bool setLock = m_lockedCbox->Get3StateValue() == wxCHK_CHECKED;

 for( EDA_ITEM* item : m_items )
 {
 m_commit.Modify( item );

 switch( item->Type() )
 {
 case PCB_TRACE_T:
 case PCB_ARC_T:
 {
 wxASSERT( m_tracks );
 PCB_TRACK* t = static_cast<PCB_TRACK*>( item );

 if( !m_trackStartX.IsIndeterminate() )
 t->SetStart( wxPoint( m_trackStartX.GetValue(), t->GetStart().y ) );

 if( !m_trackStartY.IsIndeterminate() )
 t->SetStart( wxPoint( t->GetStart().x, m_trackStartY.GetValue() ) );

 if( !m_trackEndX.IsIndeterminate() )
 t->SetEnd( wxPoint( m_trackEndX.GetValue(), t->GetEnd().y ) );

 if( !m_trackEndY.IsIndeterminate() )
 t->SetEnd( wxPoint( t->GetEnd().x, m_trackEndY.GetValue() ) );

 if( m_trackNetclass->IsChecked() )
 t->SetWidth( t->GetNetClass()->GetTrackWidth() );
 else if( !m_trackWidth.IsIndeterminate() )
 t->SetWidth( m_trackWidth.GetValue() );

 LAYER_NUM layer = m_TrackLayerCtrl->GetLayerSelection();

 if( layer != UNDEFINED_LAYER )
 t->SetLayer( (PCB_LAYER_ID) layer );

 if( changeLock )
 t->SetLocked( setLock );

 break;
 }

 case PCB_VIA_T:
 {
 wxASSERT( m_vias );
 PCB_VIA* v = static_cast<PCB_VIA*>( item );

 if( !m_viaX.IsIndeterminate() )
 v->SetPosition( wxPoint( m_viaX.GetValue(), v->GetPosition().y ) );

 if( !m_viaY.IsIndeterminate() )
 v->SetPosition( wxPoint( v->GetPosition().x, m_viaY.GetValue() ) );

 if( m_viaNotFree->Get3StateValue() != wxCHK_UNDETERMINED )
 v->SetIsFree( !m_viaNotFree->GetValue() );

 switch( m_ViaTypeChoice->GetSelection() )
 {
 case 0:
 v->SetViaType( VIATYPE::THROUGH );
 v->SanitizeLayers();
 break;
 case 1:
 v->SetViaType( VIATYPE::MICROVIA );
 break;
 case 2:
 v->SetViaType( VIATYPE::BLIND_BURIED );
 break;
 default:
 break;
 }

 auto startLayer = static_cast<PCB_LAYER_ID>( m_ViaStartLayer->GetLayerSelection() );
 auto endLayer = static_cast<PCB_LAYER_ID>( m_ViaEndLayer->GetLayerSelection() );

 if (startLayer != UNDEFINED_LAYER )
 v->SetTopLayer( startLayer );

 if (endLayer != UNDEFINED_LAYER )
 v->SetBottomLayer( endLayer );

 switch( m_annularRingsCtrl->GetSelection() )
 {
 case 0:
 v->SetRemoveUnconnected( false );
 break;
 case 1:
 v->SetRemoveUnconnected( true );
 v->SetKeepTopBottom( true );
 break;
 case 2:
 v->SetRemoveUnconnected( true );
 v->SetKeepTopBottom( false );
 break;
 default:
 break;
 }

 v->SanitizeLayers();

 if( m_viaNetclass->IsChecked() )
 {
 switch( v->GetViaType() )
 {
 default:
 wxFAIL_MSG( wxT( "Unhandled via type" ) );
 KI_FALLTHROUGH;

 case VIATYPE::THROUGH:
 case VIATYPE::BLIND_BURIED:
 v->SetWidth( v->GetNetClass()->GetViaDiameter() );
 v->SetDrill( v->GetNetClass()->GetViaDrill() );
 break;

 case VIATYPE::MICROVIA:
 v->SetWidth( v->GetNetClass()->GetuViaDiameter() );
 v->SetDrill( v->GetNetClass()->GetuViaDrill() );
 break;
 }
 }
 else
 {
 if( !m_viaDiameter.IsIndeterminate() )
 v->SetWidth( m_viaDiameter.GetValue() );

 if( !m_viaDrill.IsIndeterminate() )
 v->SetDrill( m_viaDrill.GetValue() );
 }

 if( changeLock )
 v->SetLocked( setLock );

 break;
 }

 default:
 wxASSERT( false );
 break;
 }
 }

 m_commit.Push( _( "Edit track/via properties" ) );

 // Pushing the commit will have updated the connectivity so we can now test to see if we
 // need to update any pad nets.

 auto connectivity = m_frame->GetBoard()->GetConnectivity();
 int newNetCode = m_netSelector->GetSelectedNetcode();
 bool updateNets = false;
 std::vector<PAD*> changingPads;

 if ( !m_netSelector->IsIndeterminate() )
 {
 updateNets = true;

 for( EDA_ITEM* item : m_items )
 {
 const KICAD_T ourTypes[] = { PCB_TRACE_T, PCB_PAD_T, PCB_VIA_T, PCB_FOOTPRINT_T, EOT };
 BOARD_CONNECTED_ITEM* boardItem = static_cast<BOARD_CONNECTED_ITEM*>( item );
 auto connectedItems = connectivity->GetConnectedItems( boardItem, ourTypes, true );

 for ( BOARD_CONNECTED_ITEM* citem : connectedItems )
 {
 if( citem->Type() == PCB_PAD_T )
 {
 PAD* pad = static_cast<PAD*>( citem );

 if( pad->GetNetCode() != newNetCode && !alg::contains( changingPads, citem ) )
 changingPads.push_back( pad );
 }
 }
 }
 }

 if( changingPads.size() && !confirmPadChange( changingPads ) )
 updateNets = false;

 if( updateNets )
 {
 for( EDA_ITEM* item : m_items )
 {
 m_commit.Modify( item );

 switch( item->Type() )
 {
 case PCB_TRACE_T:
 case PCB_ARC_T:
 static_cast<PCB_TRACK*>( item )->SetNetCode( newNetCode );
 break;

 case PCB_VIA_T:
 static_cast<PCB_VIA*>( item )->SetNetCode( newNetCode );
 break;

 default:
 wxASSERT( false );
 break;
 }
 }

 for( PAD* pad : changingPads )
 {
 m_commit.Modify( pad );
 pad->SetNetCode( newNetCode );
 }

 m_commit.Push( _( "Updating nets" ) );
 }

 return true;
}


void DIALOG_TRACK_VIA_PROPERTIES::onViaNotFreeClicked( wxCommandEvent& event )
{
 m_netSelectorLabel->Enable( !m_viaNotFree->GetValue() );
 m_netSelector->Enable( !m_viaNotFree->GetValue() );
}


void DIALOG_TRACK_VIA_PROPERTIES::onTrackNetclassCheck( wxCommandEvent& aEvent )
{
 bool enableNC = aEvent.IsChecked();

 m_DesignRuleWidths->Enable( !enableNC );
 m_DesignRuleWidthsCtrl->Enable( !enableNC );
 m_DesignRuleWidthsUnits->Enable( !enableNC );

 m_trackWidth.Enable( !enableNC );
}


void DIALOG_TRACK_VIA_PROPERTIES::onWidthSelect( wxCommandEvent& aEvent )
{
 m_TrackWidthCtrl->ChangeValue( m_DesignRuleWidthsCtrl->GetStringSelection() );
 m_TrackWidthCtrl->SelectAll();
}


void DIALOG_TRACK_VIA_PROPERTIES::onWidthEdit( wxCommandEvent& aEvent )
{
 m_DesignRuleWidthsCtrl->SetStringSelection( m_TrackWidthCtrl->GetValue() );
}


void DIALOG_TRACK_VIA_PROPERTIES::onViaNetclassCheck( wxCommandEvent& aEvent )
{
 bool enableNC = aEvent.IsChecked();

 m_DesignRuleVias->Enable( !enableNC );
 m_DesignRuleViasCtrl->Enable( !enableNC );
 m_DesignRuleViasUnit->Enable( !enableNC );

 m_viaDiameter.Enable( !enableNC );
 m_viaDrill.Enable( !enableNC );
}


void DIALOG_TRACK_VIA_PROPERTIES::onViaSelect( wxCommandEvent& aEvent )
{
 VIA_DIMENSION* viaDimension = static_cast<VIA_DIMENSION*> ( aEvent.GetClientData() );

 m_viaDiameter.ChangeValue( viaDimension->m_Diameter );
 m_viaDrill.ChangeValue( viaDimension->m_Drill );
}


void DIALOG_TRACK_VIA_PROPERTIES::onViaEdit( wxCommandEvent& aEvent )
{
 m_DesignRuleViasCtrl->SetSelection( wxNOT_FOUND );

 if( m_vias )
 {
 if( m_ViaTypeChoice->GetSelection() != 0 ) // check if selected type isn't through.
 {
 m_ViaStartLayer->Enable();
 m_ViaEndLayer->Enable();
 }
 else
 {
 m_ViaStartLayer->SetLayerSelection( F_Cu );
 m_ViaEndLayer->SetLayerSelection( B_Cu );

 m_ViaStartLayer->Enable( false );
 m_ViaEndLayer->Enable( false );
 }
 }
}