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 The 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, see <https://www.gnu.org/licenses/>.
 */
 
#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 <padstack.h>
#include <pcb_track.h>
#include <confirm.h>
#include <kidialog.h>
#include <connectivity/connectivity_data.h>
#include <board_commit.h>
#include <magic_enum.hpp>
#include <macros.h>
#include <optional>
 
 
bool DIALOG_TRACK_VIA_PROPERTIES::IPC4761_CONFIGURATION::operator==( const IPC4761_CONFIGURATION& aOther ) const
{
    return ( tent == aOther.tent ) && ( plug == aOther.plug ) && ( cover == aOther.cover )
           && ( cap == aOther.cap ) && ( fill == aOther.fill );
}
 
 
DIALOG_TRACK_VIA_PROPERTIES::DIALOG_TRACK_VIA_PROPERTIES( PCB_BASE_EDIT_FRAME* aParent, const PCB_SELECTION& aItems ) :
        DIALOG_TRACK_VIA_PROPERTIES_BASE( aParent ),
        m_frame( aParent ),
        m_items( aItems ),
        m_trackStartX( aParent, m_TrackStartXLabel, m_TrackStartXCtrl, nullptr ),
        m_trackStartY( aParent, m_TrackStartYLabel, m_TrackStartYCtrl, m_TrackStartYUnit ),
        m_trackEndX( aParent, m_TrackEndXLabel, m_TrackEndXCtrl, nullptr ),
        m_trackEndY( aParent, m_TrackEndYLabel, m_TrackEndYCtrl, m_TrackEndYUnit ),
        m_trackWidth( aParent, m_TrackWidthLabel, m_TrackWidthCtrl, m_TrackWidthUnit ),
        m_trackMaskMargin( aParent, m_trackMaskMarginLabel, m_trackMaskMarginCtrl, m_trackMaskMarginUnit ),
        m_viaX( aParent, m_ViaXLabel, m_ViaXCtrl, nullptr ),
        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_backdrillFrontSize( aParent, m_backdrillFrontSizeLabel, m_backdrillFrontSizeCtrl, m_backdrillFrontSizeUnits ),
        m_backdrillBackSize( aParent, m_backdrillBackSizeLabel, m_backdrillBackSizeCtrl, m_backdrillBackSizeUnits ),
        m_topPostMachineSize1( aParent, m_topPostMachineSize1Label, m_topPostMachineSize1Ctrl,
                               m_topPostMachineSize1Units ),
        m_topPostMachineSize2( aParent, m_topPostMachineSize2Label, m_topPostMachineSize2Ctrl,
                               m_topPostMachineSize2Units ),
        m_bottomPostMachineSize1( aParent, m_bottomPostMachineSize1Label, m_bottomPostMachineSize1Ctrl,
                                  m_bottomPostMachineSize1Units ),
        m_bottomPostMachineSize2( aParent, m_bottomPostMachineSize2Label, m_bottomPostMachineSize2Ctrl,
                                  m_bottomPostMachineSize2Units ),
        m_teardropHDPercent( aParent, m_stHDRatio, m_tcHDRatio, m_stHDRatioUnits ),
        m_teardropLenPercent( aParent, m_stLenPercentLabel, m_tcLenPercent, nullptr ),
        m_teardropMaxLen( aParent, m_stMaxLen, m_tcTdMaxLen, m_stMaxLenUnits ),
        m_teardropWidthPercent( aParent, m_stWidthPercentLabel, m_tcWidthPercent, nullptr ),
        m_teardropMaxWidth( aParent, m_stMaxWidthLabel, m_tcMaxWidth, m_stMaxWidthUnits ),
        m_tracks( false ),
        m_vias( false ),
        m_editLayer( PADSTACK::ALL_LAYERS ),
        m_padstackDirty( false )
{
    m_useCalculatedSize = true;
 
    wxASSERT( !m_items.Empty() );
 
    m_legacyTeardropsIcon->SetBitmap( KiBitmapBundle( BITMAPS::dialog_warning ) );
    m_legacyTeardropsWarning->Show( m_frame->GetBoard()->LegacyTeardrops() );
 
    m_bitmapTeardrop->SetBitmap( KiBitmapBundle( BITMAPS::teardrop_sizes ) );
 
    m_teardropHDPercent.SetUnits( EDA_UNITS::PERCENT );
    m_teardropLenPercent.SetUnits( EDA_UNITS::PERCENT );
    m_teardropWidthPercent.SetUnits( EDA_UNITS::PERCENT );
 
    m_minTrackWidthHint->SetFont( KIUI::GetInfoFont( this ).Italic() );
 
    // 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 );
 
    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();
 
    m_backdrillFrontLayer->SetLayersHotkeys( false );
    m_backdrillFrontLayer->SetNotAllowedLayerSet( LSET::AllNonCuMask() );
    m_backdrillFrontLayer->SetBoardFrame( aParent );
    m_backdrillFrontLayer->SetUndefinedLayerName( _( "None" ) );
    m_backdrillFrontLayer->Resync();
 
    m_backdrillBackLayer->SetLayersHotkeys( false );
    m_backdrillBackLayer->SetNotAllowedLayerSet( LSET::AllNonCuMask() );
    m_backdrillBackLayer->SetBoardFrame( aParent );
    m_backdrillBackLayer->SetUndefinedLayerName( _( "None" ) );
    m_backdrillBackLayer->Resync();
 
    wxFont infoFont = KIUI::GetSmallInfoFont( this );
    m_techLayersLabel->SetFont( infoFont );
    m_postMachineSectionLabel->SetFont( infoFont );
 
    m_frame->Bind( EDA_EVT_UNITS_CHANGED, &DIALOG_TRACK_VIA_PROPERTIES::onUnitsChanged, this );
    m_netSelector->Bind( FILTERED_ITEM_SELECTED, &DIALOG_TRACK_VIA_PROPERTIES::onNetSelector, this );
 
    for( auto& preset : magic_enum::enum_values<IPC4761_PRESET>() )
    {
        if( preset >= IPC4761_PRESET::CUSTOM )
            continue;
 
        const auto& name_it = m_IPC4761Names.find( preset );
 
        wxString name = _( "Unknown choice" );
 
        if( name_it != m_IPC4761Names.end() )
            name = name_it->second;
 
        m_protectionFeatures->AppendString( name );
    }
 
    SetupStandardButtons();
}
 
 
DIALOG_TRACK_VIA_PROPERTIES::~DIALOG_TRACK_VIA_PROPERTIES()
{
    m_frame->Unbind( EDA_EVT_UNITS_CHANGED, &DIALOG_TRACK_VIA_PROPERTIES::onUnitsChanged, this );
    m_netSelector->Unbind( FILTERED_ITEM_SELECTED, &DIALOG_TRACK_VIA_PROPERTIES::onNetSelector, this );
}
 
 
bool DIALOG_TRACK_VIA_PROPERTIES::TransferDataToWindow()
{
    // Setting widgets states/values must be in TransferDataToWindow, not in CTor
    // otherwise states/values are overwritten by the DIALOG_SHIM::TransferDataToWindow() config values
    bool nets = false;
    int  net = 0;
    bool hasLocked = false;
    bool hasUnlocked = false;
    VIATYPE viaType = VIATYPE::NOT_DEFINED;
 
    // 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;
 
    // Drill information for vias
    int  secondary_drill_end_layer       = UNDEFINED_LAYER;
    bool secondary_drill_end_layer_mixed = false;
    int  secondary_drill_size            = 0;
    bool secondary_drill_size_mixed      = false;
 
    int  tertiary_drill_end_layer        = UNDEFINED_LAYER;
    bool tertiary_drill_end_layer_mixed  = false;
    int  tertiary_drill_size             = 0;
    bool tertiary_drill_size_mixed       = false;
 
    BACKDRILL_MODE backdrill_dir = BACKDRILL_MODE::NO_BACKDRILL;
    bool           backdrill_dir_mixed = false;
 
    std::optional<PAD_DRILL_POST_MACHINING_MODE> primary_post_machining_value;
    bool primary_post_machining_set = false;
    bool primary_post_machining_mixed = false;
    int  primary_post_machining_size = 0;
    bool primary_post_machining_size_mixed = false;
    int  primary_post_machining_depth = 0;
    bool primary_post_machining_depth_mixed = false;
    int  primary_post_machining_angle = 0;
    bool primary_post_machining_angle_mixed = false;
 
    std::optional<PAD_DRILL_POST_MACHINING_MODE> secondary_post_machining_value;
    bool secondary_post_machining_set = false;
    bool secondary_post_machining_mixed = false;
    int  secondary_post_machining_size = 0;
    bool secondary_post_machining_size_mixed = false;
    int  secondary_post_machining_depth = 0;
    bool secondary_post_machining_depth_mixed = false;
    int  secondary_post_machining_angle = 0;
    bool secondary_post_machining_angle_mixed = false;
 
    m_padstackDirty = false;
 
    auto getAnnularRingSelection =
            []( const PCB_VIA* via ) -> int
            {
                switch( via->Padstack().UnconnectedLayerMode() )
                {
                default:
                case UNCONNECTED_LAYER_MODE::KEEP_ALL:                    return 0;
                case UNCONNECTED_LAYER_MODE::REMOVE_EXCEPT_START_AND_END: return 1;
                case UNCONNECTED_LAYER_MODE::REMOVE_ALL:                  return 2;
                case UNCONNECTED_LAYER_MODE::START_END_ONLY:              return 3;
                }
            };
 
    auto getBackdrillDrills = []( const PCB_VIA* via, PADSTACK::DRILL_PROPS& aTop, PADSTACK::DRILL_PROPS& aBottom )
    {
        const PADSTACK::DRILL_PROPS& sec = via->Padstack().SecondaryDrill();
        const PADSTACK::DRILL_PROPS& ter = via->Padstack().TertiaryDrill();
 
        aTop = PADSTACK::DRILL_PROPS();
        aBottom = PADSTACK::DRILL_PROPS();
 
        if( sec.start == F_Cu )
            aTop = sec;
        else if( ter.start == F_Cu )
            aTop = ter;
 
        if( sec.start == B_Cu )
            aBottom = sec;
        else if( ter.start == B_Cu )
            aBottom = ter;
    };
 
    // 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->GetStartX() );
                    m_trackStartY.SetValue( t->GetStartY() );
                    m_trackEndX.SetValue( t->GetEndX() );
                    m_trackEndY.SetValue( t->GetEndY() );
                    m_trackWidth.SetValue( t->GetWidth() );
                    track_selection_layer = t->GetLayer();
                    m_trackHasSolderMask->SetValue ( t->HasSolderMask() );
 
                    if( t->GetLocalSolderMaskMargin().has_value() )
                        m_trackMaskMargin.SetValue( t->GetLocalSolderMaskMargin().value() );
                    else
                        m_trackMaskMargin.SetValue( wxEmptyString );
 
                    m_tracks = true;
                }
                else        // check if values are the same for every selected track
                {
                    if( m_trackStartX.GetValue() != t->GetStartX() )
                        m_trackStartX.SetValue( INDETERMINATE_STATE );
 
                    if( m_trackStartY.GetValue() != t->GetStartY() )
                        m_trackStartY.SetValue( INDETERMINATE_STATE );
 
                    if( m_trackEndX.GetValue() != t->GetEndX() )
                        m_trackEndX.SetValue( INDETERMINATE_STATE );
 
                    if( m_trackEndY.GetValue() != t->GetEndY() )
                        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( m_trackHasSolderMask->GetValue() != t->HasSolderMask() )
                        m_trackHasSolderMask->Set3StateValue( wxCHK_UNDETERMINED );
 
                    if( m_trackMaskMargin.GetValue() != t->GetLocalSolderMaskMargin() )
                        m_trackMaskMargin.SetValue( INDETERMINATE_STATE );
                }
 
                if( t->IsLocked() )
                    hasLocked = true;
                else
                    hasUnlocked = true;
 
                break;
            }
 
            case PCB_VIA_T:
            {
                PCB_VIA* v = static_cast<PCB_VIA*>( item );
 
                if( !m_vias )       // first via in the list
                {
                    m_viaX.SetValue( v->GetPosition().x );
                    m_viaY.SetValue( v->GetPosition().y );
                    m_viaStack = std::make_unique<PADSTACK>( v->Padstack() );
                    m_viaDiameter.SetValue( v->GetWidth( m_editLayer ) );
                    m_viaDrill.SetValue( v->GetDrillValue() );
                    m_vias = true;
                    viaType = v->GetViaType();
                    m_viaNotFree->SetValue( !v->GetIsFree() );
                    m_annularRingsCtrl->SetSelection( getAnnularRingSelection( v ) );
 
                    primary_post_machining_value = v->Padstack().FrontPostMachining().mode;
                    primary_post_machining_set = true;
                    primary_post_machining_size = v->Padstack().FrontPostMachining().size;
                    primary_post_machining_depth = v->Padstack().FrontPostMachining().depth;
                    primary_post_machining_angle = v->Padstack().FrontPostMachining().angle;
 
                    secondary_post_machining_value = v->Padstack().BackPostMachining().mode;
                    secondary_post_machining_set = true;
                    secondary_post_machining_size = v->Padstack().BackPostMachining().size;
                    secondary_post_machining_depth = v->Padstack().BackPostMachining().depth;
                    secondary_post_machining_angle = v->Padstack().BackPostMachining().angle;
 
                    PADSTACK::DRILL_PROPS topDrill;
                    PADSTACK::DRILL_PROPS bottomDrill;
                    getBackdrillDrills( v, topDrill, bottomDrill );
 
                    // secondary_* holds the top (front) backdrill, tertiary_* the bottom (back) one
                    secondary_drill_end_layer = topDrill.end;
                    tertiary_drill_end_layer = bottomDrill.end;
 
                    secondary_drill_size = topDrill.size.x;
                    tertiary_drill_size = bottomDrill.size.x;
 
                    if( topDrill.end != UNDEFINED_LAYER && bottomDrill.end != UNDEFINED_LAYER )
                        backdrill_dir = BACKDRILL_MODE::BACKDRILL_BOTH;
                    else if( bottomDrill.end != UNDEFINED_LAYER )
                        backdrill_dir = BACKDRILL_MODE::BACKDRILL_BOTTOM;
                    else if( topDrill.end != UNDEFINED_LAYER )
                        backdrill_dir = BACKDRILL_MODE::BACKDRILL_TOP;
                    else
                        backdrill_dir = BACKDRILL_MODE::NO_BACKDRILL;
 
                    selection_first_layer = v->TopLayer();
                    selection_last_layer = v->BottomLayer();
 
                    m_cbTeardrops->SetValue( v->GetTeardropParams().m_Enabled );
                    m_cbTeardropsUseNextTrack->SetValue( v->GetTeardropParams().m_AllowUseTwoTracks );
                    m_teardropMaxLen.SetValue( v->GetTeardropParams().m_TdMaxLen );
                    m_teardropMaxWidth.SetValue( v->GetTeardropParams().m_TdMaxWidth );
                    m_teardropLenPercent.SetDoubleValue( v->GetTeardropParams().m_BestLengthRatio*100.0 );
                    m_teardropWidthPercent.SetDoubleValue( v->GetTeardropParams().m_BestWidthRatio*100.0 );
                    m_teardropHDPercent.SetDoubleValue( v->GetTeardropParams().m_WidthtoSizeFilterRatio*100.0 );
                    m_curvedEdges->SetValue( v->GetTeardropParams().m_CurvedEdges );
 
                    IPC4761_PRESET preset = getViaConfiguration( v );
 
                    if( preset >= IPC4761_PRESET::CUSTOM )
                        m_protectionFeatures->SetSelection( m_protectionFeatures->Append( INDETERMINATE_ACTION ) );
                    else
                        m_protectionFeatures->SetSelection( static_cast<int>( preset ) );
                }
                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_editLayer ) )
                        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( m_cbTeardrops->GetValue() != v->GetTeardropParams().m_Enabled )
                        m_cbTeardrops->Set3StateValue( wxCHK_UNDETERMINED );
 
                    if( m_cbTeardropsUseNextTrack->GetValue() != v->GetTeardropParams().m_AllowUseTwoTracks )
                        m_cbTeardropsUseNextTrack->Set3StateValue( wxCHK_UNDETERMINED );
 
                    if( m_teardropMaxLen.GetValue() != v->GetTeardropParams().m_TdMaxLen )
                        m_teardropMaxLen.SetValue( INDETERMINATE_STATE );
 
                    if( m_teardropMaxWidth.GetValue() != v->GetTeardropParams().m_TdMaxWidth )
                        m_teardropMaxWidth.SetValue( INDETERMINATE_STATE );
 
                    if( m_teardropLenPercent.GetDoubleValue() != v->GetTeardropParams().m_BestLengthRatio *100.0 )
                        m_teardropLenPercent.SetValue( INDETERMINATE_STATE );
 
                    if( m_teardropWidthPercent.GetDoubleValue() != v->GetTeardropParams().m_BestWidthRatio *100.0 )
                        m_teardropWidthPercent.SetValue( INDETERMINATE_STATE );
 
                    if( m_teardropHDPercent.GetDoubleValue() != v->GetTeardropParams().m_WidthtoSizeFilterRatio*100.0 )
                        m_teardropHDPercent.SetValue( INDETERMINATE_STATE );
 
                    if( static_cast<int>( getViaConfiguration( v ) ) != m_protectionFeatures->GetSelection() )
                        m_protectionFeatures->SetSelection( m_protectionFeatures->Append( INDETERMINATE_STATE ) );
 
                    if( primary_post_machining_set )
                    {
                        if( primary_post_machining_value != v->Padstack().FrontPostMachining().mode )
                            primary_post_machining_mixed = true;
 
                        if( primary_post_machining_size != v->Padstack().FrontPostMachining().size )
                            primary_post_machining_size_mixed = true;
 
                        if( primary_post_machining_depth != v->Padstack().FrontPostMachining().depth )
                            primary_post_machining_depth_mixed = true;
 
                        if( primary_post_machining_angle != v->Padstack().FrontPostMachining().angle )
                            primary_post_machining_angle_mixed = true;
                    }
 
                    if( secondary_post_machining_set )
                    {
                        if( secondary_post_machining_value != v->Padstack().BackPostMachining().mode )
                            secondary_post_machining_mixed = true;
 
                        if( secondary_post_machining_size != v->Padstack().BackPostMachining().size )
                            secondary_post_machining_size_mixed = true;
 
                        if( secondary_post_machining_depth != v->Padstack().BackPostMachining().depth )
                            secondary_post_machining_depth_mixed = true;
 
                        if( secondary_post_machining_angle != v->Padstack().BackPostMachining().angle )
                            secondary_post_machining_angle_mixed = true;
                    }
 
                    PADSTACK::DRILL_PROPS topDrill;
                    PADSTACK::DRILL_PROPS bottomDrill;
                    getBackdrillDrills( v, topDrill, bottomDrill );
 
                    BACKDRILL_MODE new_backdrill_dir = BACKDRILL_MODE::NO_BACKDRILL;
 
                    if( topDrill.end != UNDEFINED_LAYER && bottomDrill.end != UNDEFINED_LAYER )
                        new_backdrill_dir = BACKDRILL_MODE::BACKDRILL_BOTH;
                    else if( bottomDrill.end != UNDEFINED_LAYER )
                        new_backdrill_dir = BACKDRILL_MODE::BACKDRILL_BOTTOM;
                    else if( topDrill.end != UNDEFINED_LAYER )
                        new_backdrill_dir = BACKDRILL_MODE::BACKDRILL_TOP;
                    else
                        new_backdrill_dir = BACKDRILL_MODE::NO_BACKDRILL;
 
                    if( secondary_drill_end_layer != topDrill.end )
                        secondary_drill_end_layer_mixed = true;
 
                    if( tertiary_drill_end_layer != bottomDrill.end )
                        tertiary_drill_end_layer_mixed = true;
 
                    if( backdrill_dir != new_backdrill_dir )
                        backdrill_dir_mixed = true;
 
                    if( bottomDrill.size.x != tertiary_drill_size )
                        tertiary_drill_size_mixed = true;
 
                    if( topDrill.size.x != secondary_drill_size )
                        secondary_drill_size_mixed = true;
                }
 
                if( v->IsLocked() )
                    hasLocked = true;
                else
                    hasUnlocked = true;
 
                break;
            }
 
            default:
            {
                UNIMPLEMENTED_FOR( item->GetClass() );
                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 );
 
        // Set backdrill controls
 
        // Backdrill direction selector
        if( backdrill_dir_mixed )
        {
            m_backdrillChoice->SetSelection( wxNOT_FOUND );
 
            if( tertiary_drill_size_mixed )
                m_backdrillBackSize.SetValue( INDETERMINATE_STATE );
            else
                m_backdrillBackSize.SetValue( tertiary_drill_size );
 
            if( secondary_drill_size_mixed )
                m_backdrillFrontSize.SetValue( INDETERMINATE_STATE );
            else
                m_backdrillFrontSize.SetValue( secondary_drill_size );
        }
        else
        {
            m_backdrillChoice->SetSelection( static_cast<int>( backdrill_dir ) );
 
            if( backdrill_dir == BACKDRILL_MODE::BACKDRILL_TOP || backdrill_dir == BACKDRILL_MODE::BACKDRILL_BOTH )
            {
                if( tertiary_drill_size_mixed )
                    m_backdrillBackSize.SetValue( INDETERMINATE_STATE );
                else
                    m_backdrillBackSize.SetValue( tertiary_drill_size );
            }
            else
            {
                m_backdrillFrontSize.SetValue( wxEmptyString );
            }
 
            if( backdrill_dir == BACKDRILL_MODE::BACKDRILL_BOTTOM || backdrill_dir == BACKDRILL_MODE::BACKDRILL_BOTH )
            {
                if( secondary_drill_size_mixed )
                    m_backdrillFrontSize.SetValue( INDETERMINATE_STATE );
                else
                    m_backdrillFrontSize.SetValue( secondary_drill_size );
            }
            else
            {
                m_backdrillBackSize.SetValue( wxEmptyString );
            }
 
        }
 
        // Top backdrill control
        if( secondary_drill_end_layer_mixed )
        {
            m_backdrillFrontLayer->SetUndefinedLayerName( INDETERMINATE_STATE );
            m_backdrillFrontLayer->Resync();
            m_backdrillFrontLayer->SetLayerSelection( UNDEFINED_LAYER );
        }
        else
        {
            m_backdrillFrontLayer->SetUndefinedLayerName( _( "None" ) );
            m_backdrillFrontLayer->Resync();
            m_backdrillFrontLayer->SetLayerSelection( secondary_drill_end_layer );
        }
 
        // Bottom backdrill control
        if( tertiary_drill_end_layer_mixed )
        {
            m_backdrillBackLayer->SetUndefinedLayerName( INDETERMINATE_STATE );
            m_backdrillBackLayer->Resync();
            m_backdrillBackLayer->SetLayerSelection( UNDEFINED_LAYER );
        }
        else
        {
            m_backdrillBackLayer->SetUndefinedLayerName( _( "None" ) );
            m_backdrillBackLayer->Resync();
            m_backdrillBackLayer->SetLayerSelection( tertiary_drill_end_layer );
        }
 
        // Post Machining
        if( primary_post_machining_mixed )
        {
            m_topPostMachine->SetSelection( wxNOT_FOUND );
            m_topPostMachineSize1.SetValue( INDETERMINATE_STATE );
            m_topPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
            m_topPostMachineSize2.SetValue( INDETERMINATE_STATE );
        }
        else if( primary_post_machining_set && primary_post_machining_value.has_value() )
        {
            switch( primary_post_machining_value.value() )
            {
            case PAD_DRILL_POST_MACHINING_MODE::COUNTERBORE:
                m_topPostMachine->SetSelection( 2 );
 
                if( primary_post_machining_size_mixed )
                    m_topPostMachineSize1.SetValue( INDETERMINATE_STATE );
                else
                    m_topPostMachineSize1.SetValue( primary_post_machining_size );
 
                m_topPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
 
                if( primary_post_machining_depth_mixed )
                    m_topPostMachineSize2.SetValue( INDETERMINATE_STATE );
                else
                    m_topPostMachineSize2.SetValue( primary_post_machining_depth );
 
                break;
 
            case PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK:
                m_topPostMachine->SetSelection( 1 );
 
                if( primary_post_machining_size_mixed )
                    m_topPostMachineSize1.SetValue( INDETERMINATE_STATE );
                else
                    m_topPostMachineSize1.SetValue( primary_post_machining_size );
 
                m_topPostMachineSize2.SetUnits( EDA_UNITS::DEGREES );
 
                if( primary_post_machining_angle_mixed )
                    m_topPostMachineSize2.SetValue( INDETERMINATE_STATE );
                else
                    m_topPostMachineSize2.SetDoubleValue( primary_post_machining_angle / 10.0 );
 
                break;
 
            default:
                m_topPostMachine->SetSelection( 0 );
                m_topPostMachineSize1.SetValue( wxEmptyString );
                m_topPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
                m_topPostMachineSize2.SetValue( wxEmptyString );
                break;
            }
        }
        else
        {
            m_topPostMachine->SetSelection( 0 );
            m_topPostMachineSize1.SetValue( wxEmptyString );
            m_topPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
            m_topPostMachineSize2.SetValue( wxEmptyString );
        }
 
        if( secondary_post_machining_mixed )
        {
            m_bottomPostMachine->SetSelection( wxNOT_FOUND );
            m_bottomPostMachineSize1.SetValue( INDETERMINATE_STATE );
            m_bottomPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
            m_bottomPostMachineSize2.SetValue( INDETERMINATE_STATE );
        }
        else if( secondary_post_machining_set && secondary_post_machining_value.has_value() )
        {
            switch( secondary_post_machining_value.value() )
            {
            case PAD_DRILL_POST_MACHINING_MODE::COUNTERBORE:
                m_bottomPostMachine->SetSelection( 2 );
 
                if( secondary_post_machining_size_mixed )
                    m_bottomPostMachineSize1.SetValue( INDETERMINATE_STATE );
                else
                    m_bottomPostMachineSize1.SetValue( secondary_post_machining_size );
 
                m_bottomPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
 
                if( secondary_post_machining_depth_mixed )
                    m_bottomPostMachineSize2.SetValue( INDETERMINATE_STATE );
                else
                    m_bottomPostMachineSize2.SetValue( secondary_post_machining_depth );
 
                break;
 
            case PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK:
                m_bottomPostMachine->SetSelection( 1 );
 
                if( secondary_post_machining_size_mixed )
                    m_bottomPostMachineSize1.SetValue( INDETERMINATE_STATE );
                else
                    m_bottomPostMachineSize1.SetValue( secondary_post_machining_size );
 
                m_bottomPostMachineSize2.SetUnits( EDA_UNITS::DEGREES );
 
                if( secondary_post_machining_angle_mixed )
                    m_bottomPostMachineSize2.SetValue( INDETERMINATE_STATE );
                else
                    m_bottomPostMachineSize2.SetDoubleValue( secondary_post_machining_angle / 10.0 );
 
                break;
 
            default:
                m_bottomPostMachine->SetSelection( 0 );
                m_bottomPostMachineSize1.SetValue( wxEmptyString );
                m_bottomPostMachineSize2.SetValue( wxEmptyString );
                m_bottomPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
                break;
            }
        }
        else
        {
            m_bottomPostMachine->SetSelection( 0 );
            m_bottomPostMachineSize1.SetValue( wxEmptyString );
            m_bottomPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
            m_bottomPostMachineSize2.SetValue( wxEmptyString );
        }
    }
 
    m_netSelector->SetNetInfo( &m_frame->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_tracks )
        {
            // Disable net selector to re-inforce meaning of "Automatically update via nets",
            // but not when tracks are also selected as then things get harder if you want to
            // update all the nets to match.
            m_netSelectorLabel->Disable();
            m_netSelector->Disable();
        }
 
        int viaSelection = wxNOT_FOUND;
 
        // 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 = m_frame->StringFromValue( viaDimension->m_Diameter )
                                    + wxT( " / " )
                                    + m_frame->StringFromValue( viaDimension->m_Drill );
            m_predefinedViaSizesCtrl->Append( msg, viaDimension );
 
            if( viaSelection == wxNOT_FOUND
                && m_viaDiameter.GetValue() == viaDimension->m_Diameter
                && m_viaDrill.GetValue() == viaDimension->m_Drill )
            {
                viaSelection = ii - 1;
            }
        }
 
        m_predefinedViaSizesCtrl->SetSelection( viaSelection );
        m_predefinedViaSizesUnits->SetLabel( EDA_UNIT_UTILS::GetLabel( m_frame->GetUserUnits() ) );
 
        m_ViaTypeChoice->Enable();
 
        switch( viaType )
        {
        case VIATYPE::THROUGH:      m_ViaTypeChoice->SetSelection( 0 );           break;
        case VIATYPE::MICROVIA:     m_ViaTypeChoice->SetSelection( 1 );           break;
        case VIATYPE::BLIND:        m_ViaTypeChoice->SetSelection( 2 );           break;
        case VIATYPE::BURIED:       m_ViaTypeChoice->SetSelection( 3 );           break;
        case VIATYPE::NOT_DEFINED:  m_ViaTypeChoice->SetSelection( wxNOT_FOUND ); break;
        }
 
        m_ViaStartLayer->Enable( viaType != VIATYPE::THROUGH );
        m_ViaEndLayer->Enable( viaType != VIATYPE::THROUGH );
 
        m_annularRingsLabel->Show( getLayerDepth() > 1 );
        m_annularRingsCtrl->Show( getLayerDepth() > 1 );
        m_annularRingsCtrl->Enable( true );
 
        afterPadstackModeChanged();
    }
    else
    {
        m_viaNotFree->Hide();
        m_MainSizer->Hide( m_sbViaSizer, true );
    }
 
    if( m_tracks )
    {
        int widthSelection = wxNOT_FOUND;
 
        // 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 = m_frame->StringFromValue( width );
            m_predefinedTrackWidthsCtrl->Append( msg );
 
            if( widthSelection == wxNOT_FOUND && m_trackWidth.GetValue() == width )
                widthSelection = ii - 1;
        }
 
        m_predefinedTrackWidthsCtrl->SetSelection( widthSelection );
        m_predefinedTrackWidthsUnits->SetLabel( EDA_UNIT_UTILS::GetLabel( m_frame->GetUserUnits() ) );
 
        wxCommandEvent event;
        onTrackEdit( event );
    }
    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 );
 
    wxCommandEvent dummyEvent;
    onBackdrillChange( dummyEvent );
    onTopPostMachineChange( dummyEvent );
    onBottomPostMachineChange( dummyEvent );
 
    // Now all widgets have the size fixed, call FinishDialogSettings
    finishDialogSettings();
 
    return true;
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onUnitsChanged( wxCommandEvent& aEvent )
{
    if( m_vias )
    {
        int viaSel = m_predefinedViaSizesCtrl->GetSelection();
 
        m_predefinedViaSizesCtrl->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 = m_frame->StringFromValue( viaDimension->m_Diameter )
                                    + wxT( " / " )
                                    + m_frame->StringFromValue( viaDimension->m_Drill );
            m_predefinedViaSizesCtrl->Append( msg, viaDimension );
        }
 
        m_predefinedViaSizesCtrl->SetSelection( viaSel );
        m_predefinedViaSizesUnits->SetLabel( EDA_UNIT_UTILS::GetLabel( m_frame->GetUserUnits() ) );
    }
 
    if( m_tracks )
    {
        int trackSel = m_predefinedTrackWidthsCtrl->GetSelection();
 
        m_predefinedTrackWidthsCtrl->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 = m_frame->StringFromValue( width );
            m_predefinedTrackWidthsCtrl->Append( msg );
        }
 
        m_predefinedTrackWidthsCtrl->SetSelection( trackSel );
        m_predefinedTrackWidthsUnits->SetLabel( EDA_UNIT_UTILS::GetLabel( m_frame->GetUserUnits() ) );
    }
 
    aEvent.Skip();
}
 
 
bool DIALOG_TRACK_VIA_PROPERTIES::confirmShortingNets( int aNet, const std::set<int>& shortingNets )
{
    wxString msg;
 
    if( shortingNets.size() == 1 )
    {
        msg.Printf( _( "Applying these changes will short net %s with %s." ),
                    m_netSelector->GetValue(),
                    m_frame->GetBoard()->FindNet( *shortingNets.begin() )->GetNetname() );
    }
    else
    {
        msg.Printf( _( "Applying these changes will short net %s with other nets." ),
                    m_netSelector->GetValue() );
    }
 
    KIDIALOG dlg( this, msg, _( "Confirmation" ), wxOK | wxCANCEL | wxICON_WARNING );
    dlg.SetOKCancelLabels( _( "Apply Anyway" ), _( "Cancel Changes" ) );
    dlg.DoNotShowCheckbox( __FILE__, __LINE__ );
 
    return dlg.ShowModal() == wxID_OK;
}
 
 
bool DIALOG_TRACK_VIA_PROPERTIES::confirmPadChange( const std::set<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->GetParentFootprint()->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->GetParentFootprint()->GetReference(),
                    pad1->GetNumber(),
                    pad2->GetParentFootprint()->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()
{
    std::shared_ptr<CONNECTIVITY_DATA> connectivity = m_frame->GetBoard()->GetConnectivity();
    std::vector<PCB_TRACK*>            selected_tracks;
    std::set<PCB_TRACK*>               connected_tracks;
 
    for( EDA_ITEM* item : m_items )
    {
        if( PCB_TRACK* track = dynamic_cast<PCB_TRACK*>( item ) )
            selected_tracks.push_back( track );
    }
 
    for( PCB_TRACK* selected_track : selected_tracks )
    {
        connected_tracks.insert( selected_track );
 
        // Exclude zones so we only follow direct copper, via, and pad connections.  Zone
        // propagation would pull in unrelated same-net tracks and rewrite their net below.
        for( BOARD_CONNECTED_ITEM* connected_item :
             connectivity->GetConnectedItems( selected_track, EXCLUDE_ZONES ) )
        {
            if( PCB_TRACK* track = dynamic_cast<PCB_TRACK*>( connected_item ) )
                connected_tracks.insert( track );
        }
    }
 
    // Check for malformed data ONLY; design rules and constraints are the business of DRC.
 
    if( m_vias )
    {
        // TODO: This needs to move into the via class, not the dialog
 
        std::optional<int> viaDiameter;
 
        if( m_ViaDiameterCtrl->IsEnabled() && !m_viaDiameter.IsIndeterminate() )
            viaDiameter = m_viaDiameter.GetValue();
 
        std::optional<int> viaDrill;
 
        if( m_ViaDrillCtrl->IsEnabled() && !m_viaDrill.IsIndeterminate() )
            viaDrill = m_viaDrill.GetValue();
 
        std::optional<PCB_LAYER_ID> startLayer;
 
        if( m_ViaStartLayer->GetLayerSelection() != UNDEFINED_LAYER )
            startLayer = static_cast<PCB_LAYER_ID>( m_ViaStartLayer->GetLayerSelection() );
 
        std::optional<PCB_LAYER_ID> endLayer;
 
        if( m_ViaEndLayer->GetLayerSelection() != UNDEFINED_LAYER )
            endLayer = static_cast<PCB_LAYER_ID>( m_ViaEndLayer->GetLayerSelection() );
 
        std::optional<int> secondaryDrill;
        std::optional<int> tertiaryDrill;
        std::optional<PCB_LAYER_ID> secondaryStartLayer;
        std::optional<PCB_LAYER_ID> secondaryEndLayer;
        std::optional<PCB_LAYER_ID> tertiaryStartLayer;
        std::optional<PCB_LAYER_ID> tertiaryEndLayer;
 
        if( m_backdrillChoice->GetSelection() != wxNOT_FOUND )
        {
            switch( static_cast<BACKDRILL_MODE>( m_backdrillChoice->GetSelection() ) )
            {
            case BACKDRILL_MODE::NO_BACKDRILL:
                break;
 
            case BACKDRILL_MODE::BACKDRILL_BOTTOM:
                if( m_backdrillBackSize.IsIndeterminate() || m_backdrillBackSize.IsNull() )
                    tertiaryDrill = m_viaStack->TertiaryDrill().size.x;
                else
                    tertiaryDrill = m_backdrillBackSize.GetIntValue();
 
                tertiaryStartLayer = B_Cu;
 
                if( m_backdrillBackLayer->GetLayerSelection() != UNDEFINED_LAYER )
                    tertiaryEndLayer = ToLAYER_ID( m_backdrillBackLayer->GetLayerSelection() );
 
                if( !m_backdrillBackSize.IsIndeterminate() )
                    tertiaryDrill = m_backdrillBackSize.GetIntValue();
 
                break;
 
            case BACKDRILL_MODE::BACKDRILL_TOP:
                if( m_backdrillFrontSize.IsIndeterminate() || m_backdrillFrontSize.IsNull() )
                    secondaryDrill = m_viaStack->SecondaryDrill().size.x;
                else
                    secondaryDrill = m_backdrillFrontSize.GetIntValue();
 
                secondaryStartLayer = F_Cu;
 
                if( m_backdrillFrontLayer->GetLayerSelection() != UNDEFINED_LAYER )
                    secondaryEndLayer = ToLAYER_ID( m_backdrillFrontLayer->GetLayerSelection() );
 
                if( !m_backdrillFrontSize.IsIndeterminate() )
                    secondaryDrill = m_backdrillFrontSize.GetIntValue();
 
                break;
 
            case BACKDRILL_MODE::BACKDRILL_BOTH:
                if( m_backdrillFrontSize.IsIndeterminate() || m_backdrillFrontSize.IsNull() )
                    secondaryDrill = m_viaStack->SecondaryDrill().size.x;
                else
                    secondaryDrill = m_backdrillFrontSize.GetIntValue();
 
                secondaryStartLayer = F_Cu;
 
                if( m_backdrillFrontLayer->GetLayerSelection() != UNDEFINED_LAYER )
                    secondaryEndLayer = ToLAYER_ID( m_backdrillFrontLayer->GetLayerSelection() );
 
                if( !m_backdrillFrontSize.IsIndeterminate() )
                    secondaryDrill = m_backdrillFrontSize.GetIntValue();
 
                if( m_backdrillBackSize.IsIndeterminate() || m_backdrillBackSize.IsNull() )
                    tertiaryDrill = m_viaStack->TertiaryDrill().size.x;
                else
                    tertiaryDrill = m_backdrillBackSize.GetIntValue();
 
                tertiaryStartLayer = B_Cu;
 
                if( m_backdrillBackLayer->GetLayerSelection() != UNDEFINED_LAYER )
                    tertiaryEndLayer = ToLAYER_ID( m_backdrillBackLayer->GetLayerSelection() );
 
                if( !m_backdrillBackSize.IsIndeterminate() )
                    tertiaryDrill = m_backdrillBackSize.GetIntValue();
 
                break;
            }
        }
 
        // Post Machining
        std::optional<PADSTACK::POST_MACHINING_PROPS> frontPostMachining;
        std::optional<PADSTACK::POST_MACHINING_PROPS> backPostMachining;
 
        if( m_topPostMachine->GetSelection() != wxNOT_FOUND )
        {
            PADSTACK::POST_MACHINING_PROPS props;
 
            switch( m_topPostMachine->GetSelection() )
            {
            case 1:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK;       break;
            case 2:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERBORE;       break;
            default: props.mode = PAD_DRILL_POST_MACHINING_MODE::NOT_POST_MACHINED; break;
            }
 
            if( !m_topPostMachineSize1.IsIndeterminate() )
                props.size = m_topPostMachineSize1.GetIntValue();
 
            if( !m_topPostMachineSize2.IsIndeterminate() )
            {
                if( props.mode == PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK )
                    props.angle = KiROUND( m_topPostMachineSize2.GetDoubleValue() * 10.0 );
                else
                    props.depth = m_topPostMachineSize2.GetIntValue();
            }
 
            frontPostMachining = props;
        }
 
        if( m_bottomPostMachine->GetSelection() != wxNOT_FOUND )
        {
            PADSTACK::POST_MACHINING_PROPS props;
 
            switch( m_bottomPostMachine->GetSelection() )
            {
            case 1:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK;       break;
            case 2:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERBORE;       break;
            default: props.mode = PAD_DRILL_POST_MACHINING_MODE::NOT_POST_MACHINED; break;
            }
 
            if( !m_bottomPostMachineSize1.IsIndeterminate() )
                props.size = m_bottomPostMachineSize1.GetIntValue();
 
            if( !m_bottomPostMachineSize2.IsIndeterminate() )
            {
                if( props.mode == PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK )
                    props.angle = KiROUND( m_bottomPostMachineSize2.GetDoubleValue() * 10.0 );
                else
                    props.depth = m_bottomPostMachineSize2.GetIntValue();
            }
 
            backPostMachining = props;
        }
 
        int copperLayerCount = m_frame->GetBoard() ? m_frame->GetBoard()->GetCopperLayerCount() : 0;
 
        if( std::optional<PCB_VIA::VIA_PARAMETER_ERROR> error =
                    PCB_VIA::ValidateViaParameters( viaDiameter, viaDrill, startLayer, endLayer,
                                                    secondaryDrill, secondaryStartLayer,
                                                    secondaryEndLayer, tertiaryDrill, tertiaryStartLayer,
                                                    tertiaryEndLayer, copperLayerCount ) )
        {
            DisplayError( GetParent(), error->m_Message );
 
            if( error->m_Field == PCB_VIA::VIA_PARAMETER_ERROR::FIELD::DRILL )
            {
                m_ViaDrillCtrl->SelectAll();
                m_ViaDrillCtrl->SetFocus();
            }
            else if( error->m_Field == PCB_VIA::VIA_PARAMETER_ERROR::FIELD::DIAMETER )
            {
                m_ViaDiameterCtrl->SelectAll();
                m_ViaDiameterCtrl->SetFocus();
            }
 
            // Other fields might not have direct focus targets in new UI or I'd need to map them
            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).
 
    BOARD_COMMIT commit( m_frame );
    bool         changeLock = m_lockedCbox->Get3StateValue() != wxCHK_UNDETERMINED;
    bool         setLock = m_lockedCbox->Get3StateValue() == wxCHK_CHECKED;
 
    for( PCB_TRACK* track : selected_tracks )
    {
        commit.Modify( track );
 
        switch( track->Type() )
        {
            case PCB_TRACE_T:
            case PCB_ARC_T:
            {
                wxASSERT( m_tracks );
 
                if( !m_trackStartX.IsIndeterminate() )
                    track->SetStartX( m_trackStartX.GetIntValue() );
 
                if( !m_trackStartY.IsIndeterminate() )
                    track->SetStartY( m_trackStartY.GetIntValue() );
 
                if( !m_trackEndX.IsIndeterminate() )
                    track->SetEndX( m_trackEndX.GetIntValue() );
 
                if( !m_trackEndY.IsIndeterminate() )
                    track->SetEndY( m_trackEndY.GetIntValue() );
 
                if( !m_trackWidth.IsIndeterminate() )
                    track->SetWidth( m_trackWidth.GetIntValue() );
 
                int layer = m_TrackLayerCtrl->GetLayerSelection();
 
                if( layer != UNDEFINED_LAYER )
                    track->SetLayer( (PCB_LAYER_ID) layer );
 
                if ( m_trackHasSolderMask->Get3StateValue() != wxCHK_UNDETERMINED )
                    track->SetHasSolderMask( m_trackHasSolderMask->GetValue() );
 
                if( !m_trackMaskMargin.IsIndeterminate() )
                {
                    if( m_trackMaskMargin.IsNull() )
                        track->SetLocalSolderMaskMargin( {} );
                    else
                        track->SetLocalSolderMaskMargin( m_trackMaskMargin.GetIntValue() );
                }
 
                if( changeLock )
                    track->SetLocked( setLock );
 
                break;
            }
 
            case PCB_VIA_T:
            {
                wxASSERT( m_vias );
                PCB_VIA* via = static_cast<PCB_VIA*>( track );
                bool     updatePadstack = m_padstackDirty;
 
                if( !m_viaX.IsIndeterminate() )
                    via->SetPosition( VECTOR2I( m_viaX.GetIntValue(), via->GetPosition().y ) );
 
                if( !m_viaY.IsIndeterminate() )
                    via->SetPosition( VECTOR2I( via->GetPosition().x, m_viaY.GetIntValue() ) );
 
                if( m_viaNotFree->Get3StateValue() != wxCHK_UNDETERMINED )
                    via->SetIsFree( !m_viaNotFree->GetValue() );
 
                if( !m_viaDiameter.IsIndeterminate() )
                {
                    int newDiameter = m_viaDiameter.GetIntValue();
                    const VECTOR2I& currentSize = via->Padstack().Size( m_editLayer );
 
                    if( currentSize.x != newDiameter || currentSize.y != newDiameter )
                    {
                        m_viaStack->SetSize( { newDiameter, newDiameter }, m_editLayer );
                        updatePadstack = true;
                    }
                }
 
                // Backdrill
                PADSTACK::DRILL_PROPS tertiaryDrill;
                PADSTACK::DRILL_PROPS secondaryDrill;
 
                secondaryDrill.start = UNDEFINED_LAYER;
                secondaryDrill.end   = UNDEFINED_LAYER;
                secondaryDrill.size  = {0, 0};
                secondaryDrill.shape  = PAD_DRILL_SHAPE::UNDEFINED;
 
                tertiaryDrill.start = UNDEFINED_LAYER;
                tertiaryDrill.end   = UNDEFINED_LAYER;
                tertiaryDrill.size  = {0, 0};
                tertiaryDrill.shape  = PAD_DRILL_SHAPE::UNDEFINED;
 
                if( m_backdrillChoice->GetSelection() != wxNOT_FOUND )
                {
                    switch( static_cast<BACKDRILL_MODE>( m_backdrillChoice->GetSelection() ) )
                    {
                    case BACKDRILL_MODE::NO_BACKDRILL:
                        break;
 
                    case BACKDRILL_MODE::BACKDRILL_BOTTOM:
                        if( m_backdrillBackSize.IsIndeterminate() || m_backdrillBackSize.IsNull() )
                        {
                            tertiaryDrill.size = m_viaStack->TertiaryDrill().size;
                        }
                        else
                        {
                            tertiaryDrill.size = VECTOR2I( m_backdrillBackSize.GetIntValue(),
                                                           m_backdrillBackSize.GetIntValue() );
                        }
 
                        tertiaryDrill.start = B_Cu;
                        tertiaryDrill.shape = PAD_DRILL_SHAPE::CIRCLE;
 
                        if( m_backdrillBackLayer->GetLayerSelection() != UNDEFINED_LAYER )
                            tertiaryDrill.end = ToLAYER_ID( m_backdrillBackLayer->GetLayerSelection() );
 
                        break;
 
                    case BACKDRILL_MODE::BACKDRILL_TOP:
                        if( m_backdrillFrontSize.IsIndeterminate() || m_backdrillFrontSize.IsNull() )
                        {
                            secondaryDrill.size = m_viaStack->SecondaryDrill().size;
                        }
                        else
                        {
                            secondaryDrill.size = VECTOR2I( m_backdrillFrontSize.GetIntValue(),
                                                            m_backdrillFrontSize.GetIntValue() );
                        }
 
                        secondaryDrill.start = F_Cu;
                        secondaryDrill.shape = PAD_DRILL_SHAPE::CIRCLE;
 
                        if( m_backdrillFrontLayer->GetLayerSelection() != UNDEFINED_LAYER )
                            secondaryDrill.end = ToLAYER_ID( m_backdrillFrontLayer->GetLayerSelection() );
 
                        break;
 
                    case BACKDRILL_MODE::BACKDRILL_BOTH:
                        if( m_backdrillFrontSize.IsIndeterminate() || m_backdrillFrontSize.IsNull() )
                        {
                            secondaryDrill.size = m_viaStack->SecondaryDrill().size;
                        }
                        else
                        {
                            secondaryDrill.size = VECTOR2I( m_backdrillFrontSize.GetIntValue(),
                                                            m_backdrillFrontSize.GetIntValue() );
                        }
 
                        secondaryDrill.start = F_Cu;
                        secondaryDrill.shape = PAD_DRILL_SHAPE::CIRCLE;
 
                        if( m_backdrillFrontLayer->GetLayerSelection() != UNDEFINED_LAYER )
                            secondaryDrill.end = ToLAYER_ID( m_backdrillFrontLayer->GetLayerSelection() );
 
                        if( m_backdrillBackSize.IsIndeterminate() || m_backdrillBackSize.IsNull() )
                        {
                            tertiaryDrill.size = m_viaStack->TertiaryDrill().size;
                        }
                        else
                        {
                            tertiaryDrill.size = VECTOR2I( m_backdrillBackSize.GetIntValue(),
                                                           m_backdrillBackSize.GetIntValue() );
                        }
 
                        tertiaryDrill.start = B_Cu;
                        tertiaryDrill.shape = PAD_DRILL_SHAPE::CIRCLE;
 
                        if( m_backdrillBackLayer->GetLayerSelection() != UNDEFINED_LAYER )
                            tertiaryDrill.end = ToLAYER_ID( m_backdrillBackLayer->GetLayerSelection() );
 
                        break;
                    }
 
                    if( via->Padstack().SecondaryDrill() != secondaryDrill )
                    {
                        m_viaStack->SecondaryDrill() = secondaryDrill;
                        updatePadstack = true;
                    }
 
                    if( via->Padstack().TertiaryDrill() != tertiaryDrill )
                    {
                        m_viaStack->TertiaryDrill() = tertiaryDrill;
                        updatePadstack = true;
                    }
                }
                else
                {
                    if( !m_backdrillFrontSize.IsIndeterminate() && !m_backdrillFrontSize.IsNull() )
                    {
                        int frontSize = m_backdrillFrontSize.GetIntValue();
 
                        if( m_viaStack->SecondaryDrill().size != VECTOR2I( frontSize, frontSize ) )
                        {
                            m_viaStack->SecondaryDrill().size = VECTOR2I( frontSize, frontSize );
                            updatePadstack = true;
                        }
                    }
 
                    if( !m_backdrillBackSize.IsIndeterminate() && !m_backdrillBackSize.IsNull() )
                    {
                        int backSize = m_backdrillBackSize.GetIntValue();
 
                        if( m_viaStack->TertiaryDrill().size != VECTOR2I( backSize, backSize ) )
                        {
                            m_viaStack->TertiaryDrill().size = VECTOR2I( backSize, backSize );
                            updatePadstack = true;
                        }
                    }
                }
 
                // Post Machining
                if( m_topPostMachine->GetSelection() != wxNOT_FOUND )
                {
                    PADSTACK::POST_MACHINING_PROPS props;
 
                    switch( m_topPostMachine->GetSelection() )
                    {
                    case 1:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK;       break;
                    case 2:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERBORE;       break;
                    default: props.mode = PAD_DRILL_POST_MACHINING_MODE::NOT_POST_MACHINED; break;
                    }
 
                    if( !m_topPostMachineSize1.IsIndeterminate() )
                        props.size = m_topPostMachineSize1.GetIntValue();
                    else
                        props.size = via->Padstack().FrontPostMachining().size;
 
                    if( !m_topPostMachineSize2.IsIndeterminate() )
                    {
                        if( props.mode == PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK )
                            props.angle = KiROUND( m_topPostMachineSize2.GetDoubleValue() * 10.0 );
                        else
                            props.depth = m_topPostMachineSize2.GetIntValue();
                    }
                    else
                    {
                        props.angle = via->Padstack().FrontPostMachining().angle;
                        props.depth = via->Padstack().FrontPostMachining().depth;
                    }
 
                    if( via->Padstack().FrontPostMachining() != props )
                    {
                        m_viaStack->FrontPostMachining() = props;
                        updatePadstack = true;
                    }
                }
 
                if( m_bottomPostMachine->GetSelection() != wxNOT_FOUND )
                {
                    PADSTACK::POST_MACHINING_PROPS props;
 
                    switch( m_bottomPostMachine->GetSelection() )
                    {
                    case 1:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK;       break;
                    case 2:  props.mode = PAD_DRILL_POST_MACHINING_MODE::COUNTERBORE;       break;
                    default: props.mode = PAD_DRILL_POST_MACHINING_MODE::NOT_POST_MACHINED; break;
                    }
 
                    if( !m_bottomPostMachineSize1.IsIndeterminate() )
                        props.size = m_bottomPostMachineSize1.GetIntValue();
                    else
                        props.size = via->Padstack().BackPostMachining().size;
 
                    if( !m_bottomPostMachineSize2.IsIndeterminate() )
                    {
                        if( props.mode == PAD_DRILL_POST_MACHINING_MODE::COUNTERSINK )
                            props.angle = KiROUND( m_bottomPostMachineSize2.GetDoubleValue() * 10.0 );
                        else
                            props.depth = m_bottomPostMachineSize2.GetIntValue();
                    }
                    else
                    {
                        props.angle = via->Padstack().BackPostMachining().angle;
                        props.depth = via->Padstack().BackPostMachining().depth;
                    }
 
                    if( via->Padstack().BackPostMachining() != props )
                    {
                        m_viaStack->BackPostMachining() = props;
                        updatePadstack = true;
                    }
                }
 
                switch( m_ViaTypeChoice->GetSelection() )
                {
                case 0: via->SetViaType( VIATYPE::THROUGH );      break;
                case 1: via->SetViaType( VIATYPE::MICROVIA );     break;
                case 2: via->SetViaType( VIATYPE::BLIND );        break;
                case 3: via->SetViaType( VIATYPE::BURIED );       break;
                default:                                          break;
                }
 
                PCB_LAYER_ID startLayer = static_cast<PCB_LAYER_ID>( m_ViaStartLayer->GetLayerSelection() );
                PCB_LAYER_ID endLayer = static_cast<PCB_LAYER_ID>( m_ViaEndLayer->GetLayerSelection() );
 
                if( startLayer != UNDEFINED_LAYER )
                {
                    if( via->Padstack().Drill().start != startLayer )
                    {
                        m_viaStack->Drill().start = startLayer;
                        updatePadstack = true;
                    }
 
                    via->SetTopLayer( startLayer );
                }
 
                if( endLayer != UNDEFINED_LAYER )
                {
                    if( via->Padstack().Drill().end != endLayer )
                    {
                        m_viaStack->Drill().end = endLayer;
                        updatePadstack = true;
                    }
 
                    via->SetBottomLayer( endLayer );
                }
 
                if( updatePadstack )
                {
                    via->SetPadstack( *m_viaStack );
                    via->SanitizeLayers();
                }
 
                switch( m_annularRingsCtrl->GetSelection() )
                {
                case 0:
                    via->Padstack().SetUnconnectedLayerMode( UNCONNECTED_LAYER_MODE::KEEP_ALL );
                    break;
                case 1:
                    via->Padstack().SetUnconnectedLayerMode( UNCONNECTED_LAYER_MODE::REMOVE_EXCEPT_START_AND_END );
                    break;
                case 2:
                    via->Padstack().SetUnconnectedLayerMode( UNCONNECTED_LAYER_MODE::REMOVE_ALL );
                    break;
                case 3:
                    via->Padstack().SetUnconnectedLayerMode( UNCONNECTED_LAYER_MODE::START_END_ONLY );
                    break;
                default:
                    break;
                }
 
 
                if( !m_viaDrill.IsIndeterminate() )
                    via->SetDrill( m_viaDrill.GetIntValue() );
 
                TEARDROP_PARAMETERS* targetParams = &via->GetTeardropParams();
 
                if( m_cbTeardrops->Get3StateValue() != wxCHK_UNDETERMINED )
                    targetParams->m_Enabled = m_cbTeardrops->GetValue();
 
                if( m_cbTeardropsUseNextTrack->Get3StateValue() != wxCHK_UNDETERMINED )
                    targetParams->m_AllowUseTwoTracks = m_cbTeardropsUseNextTrack->GetValue();
 
                if( !m_teardropMaxLen.IsIndeterminate() )
                    targetParams->m_TdMaxLen = m_teardropMaxLen.GetIntValue();
 
                if( !m_teardropMaxWidth.IsIndeterminate() )
                    targetParams->m_TdMaxWidth = m_teardropMaxWidth.GetIntValue();
 
                if( !m_teardropLenPercent.IsIndeterminate() )
                    targetParams->m_BestLengthRatio = m_teardropLenPercent.GetDoubleValue() / 100.0;
 
                if( !m_teardropWidthPercent.IsIndeterminate() )
                    targetParams->m_BestWidthRatio = m_teardropWidthPercent.GetDoubleValue() / 100.0;
 
                if( !m_teardropHDPercent.IsIndeterminate() )
                    targetParams->m_WidthtoSizeFilterRatio = m_teardropHDPercent.GetDoubleValue() / 100.0;
 
                if( m_curvedEdges->Get3StateValue() != wxCHK_UNDETERMINED )
                    targetParams->m_CurvedEdges = m_curvedEdges->GetValue();
 
                if( changeLock )
                    via->SetLocked( setLock );
 
                setViaConfiguration( via, static_cast<IPC4761_PRESET>( m_protectionFeatures->GetSelection() ) );
                break;
            }
 
            default:
                UNIMPLEMENTED_FOR( track->GetClass() );
                break;
        }
    }
 
    std::set<int>  shortingNets;
    int            newNetCode = m_netSelector->GetSelectedNetcode();
    std::set<PAD*> changingPads;
 
    // Do NOT use the connectivity code here.  It will propagate through zones, and we haven't
    // refilled those yet so it's going to pick up a whole bunch of other nets any time the track
    // width was increased.
    auto collide =
            [&]( BOARD_CONNECTED_ITEM* a, BOARD_CONNECTED_ITEM* b )
            {
                for( PCB_LAYER_ID layer : LSET( a->GetLayerSet() & b->GetLayerSet() ) )
                {
                    if( a->GetEffectiveShape( layer )->Collide( b->GetEffectiveShape( layer ).get() ) )
                        return true;
                }
 
                return false;
            };
 
    for( PCB_TRACK* track : connected_tracks )
    {
        for( PCB_TRACK* other : m_frame->GetBoard()->Tracks() )
        {
            if( other->GetNetCode() == track->GetNetCode() || other->GetNetCode() == newNetCode )
                continue;
 
            if( collide( track, other ) )
                shortingNets.insert( other->GetNetCode() );
        }
 
        for( FOOTPRINT* footprint : m_frame->GetBoard()->Footprints() )
        {
            for( PAD* pad : footprint->Pads() )
            {
                if( pad->GetNetCode() == newNetCode )
                    continue;
 
                if( collide( track, pad ) )
                {
                    if( pad->GetNetCode() == track->GetNetCode() )
                        changingPads.insert( pad );
                    else
                        shortingNets.insert( pad->GetNetCode() );
                }
            }
        }
    }
 
    if( shortingNets.size() && !confirmShortingNets( newNetCode, shortingNets ) )
    {
        commit.Revert();
        return true;
    }
 
    if( !m_netSelector->IsIndeterminate() )
    {
        if( changingPads.empty() || confirmPadChange( changingPads ) )
        {
            for( PCB_TRACK* track : connected_tracks )
            {
                if( !alg::contains( selected_tracks, track ) )
                    commit.Modify( track );
 
                track->SetNetCode( newNetCode );
            }
 
            for( PAD* pad : changingPads )
            {
                commit.Modify( pad );
                pad->SetNetCode( newNetCode );
            }
        }
    }
 
    commit.Push( _( "Edit Track/Via Properties" ) );
    return true;
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onNetSelector( wxCommandEvent& aEvent )
{
    m_viaNotFree->SetValue( false );
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onViaNotFreeClicked( wxCommandEvent& aEvent )
{
    if( !m_tracks )
    {
        m_netSelectorLabel->Enable( !m_viaNotFree->GetValue() );
        m_netSelector->Enable( !m_viaNotFree->GetValue() );
    }
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onWidthSelect( wxCommandEvent& aEvent )
{
    m_TrackWidthCtrl->ChangeValue( m_predefinedTrackWidthsCtrl->GetStringSelection() );
    m_TrackWidthCtrl->SelectAll();
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onWidthEdit( wxCommandEvent& aEvent )
{
    m_predefinedTrackWidthsCtrl->SetStringSelection( m_TrackWidthCtrl->GetValue() );
}
 
 
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::onPadstackModeChanged( wxCommandEvent& aEvent )
{
    wxCHECK_MSG( m_viaStack, /* void */, "Expected valid via stack in onPadstackModeChanged" );
 
    switch( m_cbPadstackMode->GetSelection() )
    {
    default:
    case 0: m_viaStack->SetMode( PADSTACK::MODE::NORMAL );           break;
    case 1: m_viaStack->SetMode( PADSTACK::MODE::FRONT_INNER_BACK ); break;
    case 2: m_viaStack->SetMode( PADSTACK::MODE::CUSTOM );           break;
    }
 
    m_padstackDirty = true;
 
    afterPadstackModeChanged();
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onEditLayerChanged( wxCommandEvent& aEvent )
{
    wxCHECK_MSG( m_viaStack, /* void */, "Expected valid via stack in onEditLayerChanged" );
 
    // Save data from the previous layer
    if( !m_viaDiameter.IsIndeterminate() )
    {
        int diameter = m_viaDiameter.GetValue();
        m_viaStack->SetSize( { diameter, diameter }, m_editLayer );
    }
 
    switch( m_viaStack->Mode() )
    {
    default:
    case PADSTACK::MODE::NORMAL:
        m_editLayer = PADSTACK::ALL_LAYERS;
        break;
 
    case PADSTACK::MODE::FRONT_INNER_BACK:
        switch( m_cbEditLayer->GetSelection() )
        {
    default:
    case 0: m_editLayer = F_Cu;                   break;
    case 1: m_editLayer = PADSTACK::INNER_LAYERS; break;
    case 2: m_editLayer = B_Cu;                   break;
        }
        break;
 
    case PADSTACK::MODE::CUSTOM:
    {
        int layer = m_cbEditLayer->GetSelection();
 
        if( layer < 0 )
            layer = 0;
 
        if( m_editLayerCtrlMap.contains( layer ) )
            m_editLayer = m_editLayerCtrlMap.at( layer );
        else
            m_editLayer = F_Cu;
    }
    }
 
    // Load controls with the current layer
    m_viaDiameter.SetValue( m_viaStack->Size( m_editLayer ).x );
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::afterPadstackModeChanged()
{
    // NOTE: synchronize changes here with DIALOG_PAD_PROPERTIES::afterPadstackModeChanged
 
    wxCHECK_MSG( m_viaStack, /* void */, "Expected valid via stack in afterPadstackModeChanged" );
    m_cbEditLayer->Clear();
 
    BOARD* board = m_frame->GetBoard();
 
    switch( m_viaStack->Mode() )
    {
    case PADSTACK::MODE::NORMAL:
        m_cbPadstackMode->SetSelection( 0 );
        m_cbEditLayer->Append( _( "All layers" ) );
        m_cbEditLayer->Disable();
        m_editLayer = PADSTACK::ALL_LAYERS;
        m_editLayerCtrlMap = { { 0, PADSTACK::ALL_LAYERS } };
        break;
 
    case PADSTACK::MODE::FRONT_INNER_BACK:
    {
        m_cbPadstackMode->SetSelection( 1 );
        m_cbEditLayer->Enable();
 
        std::vector choices = {
            board->GetLayerName( F_Cu ),
            _( "Inner Layers" ),
            board->GetLayerName( B_Cu )
        };
 
        m_cbEditLayer->Append( choices );
 
        m_editLayerCtrlMap = {
            { 0, F_Cu },
            { 1, PADSTACK::INNER_LAYERS },
            { 2, B_Cu }
        };
 
        if( m_editLayer != F_Cu && m_editLayer != B_Cu )
            m_editLayer = PADSTACK::INNER_LAYERS;
 
        break;
    }
 
    case PADSTACK::MODE::CUSTOM:
    {
        m_cbPadstackMode->SetSelection( 2 );
        m_cbEditLayer->Enable();
        LSET layers = LSET::AllCuMask() & board->GetEnabledLayers();
 
        for( PCB_LAYER_ID layer : layers.UIOrder() )
        {
            int idx = m_cbEditLayer->Append( board->GetLayerName( layer ) );
            m_editLayerCtrlMap[idx] = layer;
        }
 
        break;
    }
    }
 
    for( const auto& [idx, layer] : m_editLayerCtrlMap )
    {
        if( layer == m_editLayer )
        {
            m_cbEditLayer->SetSelection( idx );
            break;
        }
    }
}
 
 
int DIALOG_TRACK_VIA_PROPERTIES::getLayerDepth()
{
    int viaType = m_ViaTypeChoice->GetSelection();
 
    if( viaType <= 0 )
        return m_frame->GetBoard()->GetCopperLayerCount() - 1;
 
    int startLayer = m_ViaStartLayer->GetLayerSelection();
    int endLayer = m_ViaEndLayer->GetLayerSelection();
 
    if( startLayer < 0 || endLayer < 0 )
        return m_frame->GetBoard()->GetCopperLayerCount() - 1;
    else
        return m_frame->GetBoard()->LayerDepth( ToLAYER_ID( startLayer ), ToLAYER_ID( endLayer ) );
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onViaEdit( wxCommandEvent& aEvent )
{
    m_predefinedViaSizesCtrl->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 );
        }
 
        m_annularRingsLabel->Show( getLayerDepth() > 1 );
        m_annularRingsCtrl->Show( getLayerDepth() > 1 );
        m_annularRingsCtrl->Enable( true );
    }
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onTrackEdit( wxCommandEvent& aEvent )
{
    bool externalCuLayer = m_TrackLayerCtrl->GetLayerSelection() == F_Cu
                               || m_TrackLayerCtrl->GetLayerSelection() == B_Cu;
 
    m_techLayersLabel->Enable( externalCuLayer );
    m_trackHasSolderMask->Enable( externalCuLayer );
 
    bool showMaskMargin = externalCuLayer && m_trackHasSolderMask->GetValue();
 
    m_trackMaskMarginCtrl->Enable( showMaskMargin );
    m_trackMaskMarginLabel->Enable( showMaskMargin );
    m_trackMaskMarginUnit->Enable( showMaskMargin );
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onTeardropsUpdateUi( wxUpdateUIEvent& event )
{
    event.Enable( !m_frame->GetBoard()->LegacyTeardrops() );
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onBackdrillChange( wxCommandEvent& aEvent )
{
    int selection = m_backdrillChoice->GetSelection();
    // 0: None, 1: Bottom, 2: Top, 3: Both
 
    bool enableTop = ( selection == 2 || selection == 3 );
    bool enableBottom = ( selection == 1 || selection == 3 );
 
    m_backdrillFrontLayer->Enable( enableTop );
    m_backdrillFrontLayerLabel->Enable( enableTop );
 
    m_backdrillBackLayer->Enable( enableBottom ); // Back layer selector
    m_backdrillBackLayerLabel->Enable( enableBottom ); // Back layer label
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onTopPostMachineChange( wxCommandEvent& aEvent )
{
    int selection = m_topPostMachine->GetSelection();
    // 0: None, 1: Countersink, 2: Counterbore
 
    bool enable = ( selection != 0 );
    m_topPostMachineSize1.Enable( enable );
    m_topPostMachineSize2.Enable( enable );
    m_topPostMachineSize1Label->Enable( enable );
    m_topPostMachineSize2Label->Enable( enable );
 
    if( selection == 1 ) // Countersink
    {
        m_topPostMachineSize2Label->SetLabel( _( "Angle:" ) );
        m_topPostMachineSize2Units->SetLabel( _( "deg" ) );
        m_topPostMachineSize2.SetUnits( EDA_UNITS::DEGREES );
 
        if( m_topPostMachineSize2.IsIndeterminate() || m_topPostMachineSize2.GetDoubleValue() == 0 )
        {
             m_topPostMachineSize2.SetDoubleValue( 82.0 );
        }
    }
    else if( selection == 2 ) // Counterbore
    {
        m_topPostMachineSize2Label->SetLabel( _( "Depth:" ) );
        m_topPostMachineSize2Units->SetLabel( EDA_UNIT_UTILS::GetLabel( m_frame->GetUserUnits() ) );
        m_topPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
    }
    else
    {
        m_topPostMachineSize2Label->SetLabel( _( "Angle:" ) );
        m_topPostMachineSize2Units->SetLabel( _( "deg" ) );
        m_topPostMachineSize2.SetUnits( EDA_UNITS::DEGREES );
    }
}
 
 
void DIALOG_TRACK_VIA_PROPERTIES::onBottomPostMachineChange( wxCommandEvent& aEvent )
{
    int selection = m_bottomPostMachine->GetSelection();
    // 0: None, 1: Countersink, 2: Counterbore
 
    bool enable = ( selection != 0 );
    m_bottomPostMachineSize1.Enable( enable );
    m_bottomPostMachineSize2.Enable( enable );
    m_bottomPostMachineSize1Label->Enable( enable );
    m_bottomPostMachineSize2Label->Enable( enable );
 
    if( selection == 1 ) // Countersink
    {
        m_bottomPostMachineSize2Label->SetLabel( _( "Angle:" ) );
        m_bottomPostMachineSize2Units->SetLabel( _( "deg" ) );
        m_bottomPostMachineSize2.SetUnits( EDA_UNITS::DEGREES );
 
        if( m_bottomPostMachineSize2.IsIndeterminate() || m_bottomPostMachineSize2.GetDoubleValue() == 0 )
        {
             m_bottomPostMachineSize2.SetDoubleValue( 82.0 );
        }
    }
    else if( selection == 2 ) // Counterbore
    {
        m_bottomPostMachineSize2Label->SetLabel( _( "Depth:" ) );
        m_bottomPostMachineSize2Units->SetLabel( EDA_UNIT_UTILS::GetLabel( m_frame->GetUserUnits() ) );
        m_bottomPostMachineSize2.SetUnits( m_frame->GetUserUnits() );
    }
}