footprint_editor_control.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2014-2019 CERN
 * Copyright (C) 2019-2022 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 "footprint_editor_control.h"
#include <wx/generic/textdlgg.h>
#include <string_utils.h>
#include <pgm_base.h>
#include <tool/tool_manager.h>
#include <tools/pcb_actions.h>
#include <footprint_edit_frame.h>
#include <pcbnew_id.h>
#include <confirm.h>
#include <widgets/wx_infobar.h>
#include <footprint.h>
#include <pad.h>
#include <pcb_group.h>
#include <zone.h>
#include <fp_lib_table.h>
#include <dialogs/dialog_cleanup_graphics.h>
#include <dialogs/dialog_footprint_checker.h>
#include <footprint_wizard_frame.h>
#include <kiway.h>
#include <drc/drc_item.h>
#include <project_pcb.h>
 
#include <memory>
 
 
FOOTPRINT_EDITOR_CONTROL::FOOTPRINT_EDITOR_CONTROL() :
 PCB_TOOL_BASE( "pcbnew.ModuleEditor" ),
 m_frame( nullptr ),
 m_checkerDialog( nullptr )
{
}
 
 
FOOTPRINT_EDITOR_CONTROL::~FOOTPRINT_EDITOR_CONTROL()
{
}
 
 
void FOOTPRINT_EDITOR_CONTROL::Reset( RESET_REASON aReason )
{
 m_frame = getEditFrame<FOOTPRINT_EDIT_FRAME>();
 
 if( m_checkerDialog )
 DestroyCheckerDialog();
}
 
 
bool FOOTPRINT_EDITOR_CONTROL::Init()
{
 // Build a context menu for the footprint tree
 //
 CONDITIONAL_MENU& ctxMenu = m_menu.GetMenu();
 
 auto libSelectedCondition =
 [ this ]( const SELECTION& aSel )
 {
 LIB_ID sel = m_frame->GetTreeFPID();
 return !sel.GetLibNickname().empty() && sel.GetLibItemName().empty();
 };
 
 // The libInferredCondition allows you to do things like New Symbol and Paste with a
 // symbol selected (in other words, when we know the library context even if the library
 // itself isn't selected.
 auto libInferredCondition =
 [ this ]( const SELECTION& aSel )
 {
 LIB_ID sel = m_frame->GetTreeFPID();
 return !sel.GetLibNickname().empty();
 };
 auto pinnedLibSelectedCondition =
 [ this ]( const SELECTION& aSel )
 {
 LIB_TREE_NODE* current = m_frame->GetCurrentTreeNode();
 return current && current->m_Type == LIB_TREE_NODE::LIBRARY && current->m_Pinned;
 };
 auto unpinnedLibSelectedCondition =
 [ this ](const SELECTION& aSel )
 {
 LIB_TREE_NODE* current = m_frame->GetCurrentTreeNode();
 return current && current->m_Type == LIB_TREE_NODE::LIBRARY && !current->m_Pinned;
 };
 auto fpSelectedCondition =
 [ this ]( const SELECTION& aSel )
 {
 LIB_ID sel = m_frame->GetTreeFPID();
 return !sel.GetLibNickname().empty() && !sel.GetLibItemName().empty();
 };
 
 auto fpExportCondition =
 [ this ]( const SELECTION& aSel )
 {
 FOOTPRINT* fp = m_frame->GetBoard()->GetFirstFootprint();
 return fp != nullptr;
 };
 
 ctxMenu.AddItem( ACTIONS::pinLibrary, unpinnedLibSelectedCondition );
 ctxMenu.AddItem( ACTIONS::unpinLibrary, pinnedLibSelectedCondition );
 
 ctxMenu.AddSeparator();
 ctxMenu.AddItem( PCB_ACTIONS::newFootprint, libSelectedCondition );
 ctxMenu.AddItem( PCB_ACTIONS::createFootprint, libSelectedCondition );
 
 ctxMenu.AddSeparator();
 ctxMenu.AddItem( ACTIONS::save, SELECTION_CONDITIONS::ShowAlways );
 ctxMenu.AddItem( ACTIONS::saveAs, libSelectedCondition || fpSelectedCondition );
 ctxMenu.AddItem( ACTIONS::revert, libSelectedCondition || libInferredCondition );
 
 ctxMenu.AddSeparator();
 ctxMenu.AddItem( PCB_ACTIONS::cutFootprint, fpSelectedCondition );
 ctxMenu.AddItem( PCB_ACTIONS::copyFootprint, fpSelectedCondition );
 ctxMenu.AddItem( PCB_ACTIONS::pasteFootprint, libInferredCondition );
 ctxMenu.AddItem( PCB_ACTIONS::duplicateFootprint, fpSelectedCondition );
 ctxMenu.AddItem( PCB_ACTIONS::renameFootprint, fpSelectedCondition );
 ctxMenu.AddItem( PCB_ACTIONS::deleteFootprint, fpSelectedCondition );
 
 ctxMenu.AddSeparator();
 ctxMenu.AddItem( PCB_ACTIONS::importFootprint, libInferredCondition );
 ctxMenu.AddItem( PCB_ACTIONS::exportFootprint, fpExportCondition );
 
 // If we've got nothing else to show, at least show a hide tree option
 ctxMenu.AddItem( PCB_ACTIONS::hideFootprintTree, !libInferredCondition );
 
 return true;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::NewFootprint( const TOOL_EVENT& aEvent )
{
 LIB_ID selected = m_frame->GetTreeFPID();
 wxString libraryName = selected.GetUniStringLibNickname();
 FOOTPRINT* newFootprint = m_frame->CreateNewFootprint( wxEmptyString, libraryName, false );
 
 if( !newFootprint )
 return 0;
 
 if( !m_frame->Clear_Pcb( true ) )
 return 0;
 
 canvas()->GetViewControls()->SetCrossHairCursorPosition( VECTOR2D( 0, 0 ), false );
 m_frame->AddFootprintToBoard( newFootprint );
 
 // Initialize data relative to nets and netclasses (for a new footprint the defaults are
 // used). This is mandatory to handle and draw pads.
 board()->BuildListOfNets();
 newFootprint->SetPosition( VECTOR2I( 0, 0 ) );
 newFootprint->ClearFlags();
 
 m_frame->Zoom_Automatique( false );
 m_frame->GetScreen()->SetContentModified();
 
 // If selected from the library tree then go ahead and save it there
 if( !selected.GetLibNickname().empty() )
 {
 LIB_ID fpid = newFootprint->GetFPID();
 fpid.SetLibNickname( selected.GetLibNickname() );
 newFootprint->SetFPID( fpid );
 m_frame->SaveFootprint( newFootprint );
 m_frame->ClearModify();
 }
 
 m_frame->UpdateView();
 m_frame->Update3DView( true, true );
 
 m_frame->SyncLibraryTree( false );
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::CreateFootprint( const TOOL_EVENT& aEvent )
{
 LIB_ID selected = m_frame->GetTreeFPID();
 
 if( m_frame->IsContentModified() )
 {
 if( !HandleUnsavedChanges( m_frame, _( "The current footprint has been modified. "
 "Save changes?" ),
 [&]() -> bool
 {
 return m_frame->SaveFootprint( footprint() );
 } ) )
 {
 return 0;
 }
 }
 
 auto* wizard = (FOOTPRINT_WIZARD_FRAME*) m_frame->Kiway().Player( FRAME_FOOTPRINT_WIZARD,
 true, m_frame );
 
 if( wizard->ShowModal( nullptr, m_frame ) )
 {
 // Creates the new footprint from python script wizard
 FOOTPRINT* newFootprint = wizard->GetBuiltFootprint();
 
 if( newFootprint ) // i.e. if create footprint command is OK
 {
 m_frame->Clear_Pcb( false );
 
 canvas()->GetViewControls()->SetCrossHairCursorPosition( VECTOR2D( 0, 0 ), false );
 // Add the new object to board
 m_frame->AddFootprintToBoard( newFootprint );
 
 // Initialize data relative to nets and netclasses (for a new footprint the defaults
 // are used). This is mandatory to handle and draw pads.
 board()->BuildListOfNets();
 newFootprint->SetPosition( VECTOR2I( 0, 0 ) );
 newFootprint->ClearFlags();
 
 m_frame->Zoom_Automatique( false );
 m_frame->GetScreen()->SetContentModified();
 m_frame->OnModify();
 
 // If selected from the library tree then go ahead and save it there
 if( !selected.GetLibNickname().empty() )
 {
 LIB_ID fpid = newFootprint->GetFPID();
 fpid.SetLibNickname( selected.GetLibNickname() );
 newFootprint->SetFPID( fpid );
 m_frame->SaveFootprint( newFootprint );
 m_frame->ClearModify();
 }
 
 m_frame->UpdateView();
 canvas()->Refresh();
 m_frame->Update3DView( true, true );
 
 m_frame->SyncLibraryTree( false );
 }
 }
 
 wizard->Destroy();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::Save( const TOOL_EVENT& aEvent )
{
 if( !footprint() ) // no loaded footprint
 return 0;
 
 if( m_frame->GetTargetFPID() == m_frame->GetLoadedFPID() )
 {
 if( m_frame->SaveFootprint( footprint() ) )
 {
 view()->Update( footprint() );
 
 canvas()->ForceRefresh();
 m_frame->ClearModify();
 m_frame->UpdateTitle();
 }
 }
 
 m_frame->RefreshLibraryTree();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::SaveAs( const TOOL_EVENT& aEvent )
{
 if( m_frame->GetTargetFPID().GetLibItemName().empty() )
 {
 // Save Library As
 const wxString& src_libNickname = m_frame->GetTargetFPID().GetLibNickname();
 wxString src_libFullName = PROJECT_PCB::PcbFootprintLibs( &m_frame->Prj() )->GetFullURI( src_libNickname );
 
 if( m_frame->SaveLibraryAs( src_libFullName ) )
 m_frame->SyncLibraryTree( true );
 }
 else if( m_frame->GetTargetFPID() == m_frame->GetLoadedFPID() )
 {
 // Save Footprint As
 if( footprint() && m_frame->SaveFootprintAs( footprint() ) )
 {
 view()->Update( footprint() );
 m_frame->ClearModify();
 
 // Get rid of the save-will-update-board-only (or any other dismissable warning)
 WX_INFOBAR* infobar = m_frame->GetInfoBar();
 
 if( infobar->IsShownOnScreen() && infobar->HasCloseButton() )
 infobar->Dismiss();
 
 canvas()->ForceRefresh();
 m_frame->SyncLibraryTree( true );
 }
 }
 else
 {
 // Save Selected Footprint As
 FOOTPRINT* footprint = m_frame->LoadFootprint( m_frame->GetTargetFPID() );
 
 if( footprint && m_frame->SaveFootprintAs( footprint ) )
 {
 m_frame->SyncLibraryTree( true );
 m_frame->FocusOnLibID( footprint->GetFPID() );
 }
 }
 
 m_frame->RefreshLibraryTree();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::Revert( const TOOL_EVENT& aEvent )
{
 getEditFrame<FOOTPRINT_EDIT_FRAME>()->RevertFootprint();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::CutCopyFootprint( const TOOL_EVENT& aEvent )
{
 LIB_ID fpID = m_frame->GetTreeFPID();
 
 if( fpID == m_frame->GetLoadedFPID() )
 {
 m_copiedFootprint = std::make_unique<FOOTPRINT>( *m_frame->GetBoard()->GetFirstFootprint() );
 m_copiedFootprint->SetParent( nullptr );
 }
 else
 {
 m_copiedFootprint.reset( m_frame->LoadFootprint( fpID ) );
 }
 
 if( aEvent.IsAction( &PCB_ACTIONS::cutFootprint ) )
 DeleteFootprint( aEvent );
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::PasteFootprint( const TOOL_EVENT& aEvent )
{
 if( m_copiedFootprint && !m_frame->GetTreeFPID().GetLibNickname().empty() )
 {
 wxString newLib = m_frame->GetTreeFPID().GetLibNickname();
 wxString newName = m_copiedFootprint->GetFPID().GetLibItemName();
 
 while( PROJECT_PCB::PcbFootprintLibs( &m_frame->Prj() )->FootprintExists( newLib, newName ) )
 newName += _( "_copy" );
 
 m_copiedFootprint->SetFPID( LIB_ID( newLib, newName ) );
 m_frame->SaveFootprintInLibrary( m_copiedFootprint.get(), newLib );
 
 m_frame->SyncLibraryTree( true );
 m_frame->LoadFootprintFromLibrary( m_copiedFootprint->GetFPID() );
 m_frame->FocusOnLibID( m_copiedFootprint->GetFPID() );
 m_frame->RefreshLibraryTree();
 }
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::DuplicateFootprint( const TOOL_EVENT& aEvent )
{
 LIB_ID fpID = m_frame->GetTreeFPID();
 FOOTPRINT* footprint;
 
 if( fpID == m_frame->GetLoadedFPID() )
 footprint = new FOOTPRINT( *m_frame->GetBoard()->GetFirstFootprint() );
 else
 footprint = m_frame->LoadFootprint( m_frame->GetTargetFPID() );
 
 if( footprint && m_frame->DuplicateFootprint( footprint ) )
 {
 m_frame->SyncLibraryTree( true );
 m_frame->LoadFootprintFromLibrary( footprint->GetFPID() );
 m_frame->FocusOnLibID( footprint->GetFPID() );
 m_frame->RefreshLibraryTree();
 }
 
 return 0;
}
 
 
class RENAME_DIALOG : public wxTextEntryDialog
{
public:
 RENAME_DIALOG( wxWindow* aParent, const wxString& aName,
 std::function<bool( wxString newName )> aValidator ) :
 wxTextEntryDialog( aParent, _( "New name:" ), _( "Change Footprint Name" ), aName ),
 m_validator( std::move( aValidator ) )
 { }
 
 wxString GetFPName()
 {
 wxString name = m_textctrl->GetValue();
 name.Trim( true ).Trim( false );
 return name;
 }
 
protected:
 bool TransferDataFromWindow() override
 {
 return m_validator( GetFPName() );
 }
 
private:
 std::function<bool( wxString newName )> m_validator;
};
 
 
int FOOTPRINT_EDITOR_CONTROL::RenameFootprint( const TOOL_EVENT& aEvent )
{
 FP_LIB_TABLE* tbl = PROJECT_PCB::PcbFootprintLibs( &m_frame->Prj() );
 LIB_ID fpID = m_frame->GetTreeFPID();
 wxString libraryName = fpID.GetLibNickname();
 wxString oldName = fpID.GetLibItemName();
 wxString msg;
 
 RENAME_DIALOG dlg( m_frame, oldName,
 [&]( wxString newName )
 {
 if( newName.IsEmpty() )
 {
 wxMessageBox( _( "Footprint must have a name." ) );
 return false;
 }
 
 if( tbl->FootprintExists( libraryName, newName ) )
 {
 msg = wxString::Format( _( "Footprint '%s' already exists in library '%s'." ),
 newName, libraryName );
 
 KIDIALOG errorDlg( m_frame, msg, _( "Confirmation" ),
 wxOK | wxCANCEL | wxICON_WARNING );
 errorDlg.SetOKLabel( _( "Overwrite" ) );
 
 return errorDlg.ShowModal() == wxID_OK;
 }
 
 return true;
 } );
 
 if( dlg.ShowModal() != wxID_OK )
 return 0; // canceled by user
 
 wxString newName = dlg.GetFPName();
 FOOTPRINT* footprint = nullptr;
 
 if( fpID == m_frame->GetLoadedFPID() )
 {
 footprint = m_frame->GetBoard()->GetFirstFootprint();
 
 if( footprint )
 {
 footprint->SetFPID( LIB_ID( libraryName, newName ) );
 
 if( footprint->GetValue() == oldName )
 footprint->SetValue( newName );
 
 m_frame->OnModify();
 m_frame->UpdateView();
 }
 }
 else
 {
 footprint = m_frame->LoadFootprint( fpID );
 
 if( footprint )
 {
 try
 {
 footprint->SetFPID( LIB_ID( libraryName, newName ) );
 
 if( footprint->GetValue() == oldName )
 footprint->SetValue( newName );
 
 m_frame->SaveFootprintInLibrary( footprint, libraryName );
 
 PROJECT_PCB::PcbFootprintLibs( &m_frame->Prj() )->FootprintDelete( libraryName, oldName );
 }
 catch( const IO_ERROR& ioe )
 {
 DisplayError( m_frame, ioe.What() );
 }
 catch( ... )
 {
 // Best efforts...
 }
 }
 }
 
 wxDataViewItem treeItem = m_frame->GetLibTreeAdapter()->FindItem( fpID );
 m_frame->UpdateLibraryTree( treeItem, footprint );
 m_frame->FocusOnLibID( LIB_ID( libraryName, newName ) );
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::DeleteFootprint( const TOOL_EVENT& aEvent )
{
 FOOTPRINT_EDIT_FRAME* frame = getEditFrame<FOOTPRINT_EDIT_FRAME>();
 
 if( frame->DeleteFootprintFromLibrary( frame->GetTargetFPID(), true ) )
 {
 if( frame->GetTargetFPID() == frame->GetLoadedFPID() )
 frame->Clear_Pcb( false );
 
 frame->SyncLibraryTree( true );
 }
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::ImportFootprint( const TOOL_EVENT& aEvent )
{
 bool is_last_fp_from_brd = m_frame->IsCurrentFPFromBoard();
 
 if( !m_frame->Clear_Pcb( true ) )
 return -1; // this command is aborted
 
 getViewControls()->SetCrossHairCursorPosition( VECTOR2D( 0, 0 ), false );
 m_frame->ImportFootprint();
 
 if( m_frame->GetBoard()->GetFirstFootprint() )
 m_frame->GetBoard()->GetFirstFootprint()->ClearFlags();
 
 frame()->ClearUndoRedoList();
 
 // Update the save items if needed.
 if( is_last_fp_from_brd )
 {
 m_frame->ReCreateMenuBar();
 m_frame->ReCreateHToolbar();
 }
 
 m_toolMgr->RunAction( ACTIONS::zoomFitScreen );
 m_frame->OnModify();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::ExportFootprint( const TOOL_EVENT& aEvent )
{
 if( FOOTPRINT* fp = m_frame->GetBoard()->GetFirstFootprint() )
 m_frame->ExportFootprint( fp );
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::EditFootprint( const TOOL_EVENT& aEvent )
{
 m_frame->LoadFootprintFromLibrary( m_frame->GetTreeFPID() );
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::PinLibrary( const TOOL_EVENT& aEvent )
{
 LIB_TREE_NODE* currentNode = m_frame->GetCurrentTreeNode();
 
 if( currentNode && !currentNode->m_Pinned )
 {
 m_frame->Prj().PinLibrary( currentNode->m_LibId.GetLibNickname(), false );
 
 currentNode->m_Pinned = true;
 m_frame->RegenerateLibraryTree();
 }
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::UnpinLibrary( const TOOL_EVENT& aEvent )
{
 LIB_TREE_NODE* currentNode = m_frame->GetCurrentTreeNode();
 
 if( currentNode && currentNode->m_Pinned )
 {
 m_frame->Prj().UnpinLibrary( currentNode->m_LibId.GetLibNickname(), false );
 
 currentNode->m_Pinned = false;
 m_frame->RegenerateLibraryTree();
 }
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::ToggleFootprintTree( const TOOL_EVENT& aEvent )
{
 m_frame->ToggleSearchTree();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::ToggleLayersManager( const TOOL_EVENT& aEvent )
{
 m_frame->ToggleLayersManager();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::ToggleProperties( const TOOL_EVENT& aEvent )
{
 m_frame->ToggleProperties();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::Properties( const TOOL_EVENT& aEvent )
{
 if( FOOTPRINT* footprint = m_frame->GetBoard()->GetFirstFootprint() )
 {
 getEditFrame<FOOTPRINT_EDIT_FRAME>()->OnEditItemRequest( footprint );
 m_frame->GetCanvas()->Refresh();
 }
 
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::DefaultPadProperties( const TOOL_EVENT& aEvent )
{
 getEditFrame<FOOTPRINT_EDIT_FRAME>()->ShowPadPropertiesDialog( nullptr );
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::CleanupGraphics( const TOOL_EVENT& aEvent )
{
 FOOTPRINT_EDIT_FRAME* editFrame = getEditFrame<FOOTPRINT_EDIT_FRAME>();
 DIALOG_CLEANUP_GRAPHICS dlg( editFrame, true );
 
 dlg.ShowModal();
 return 0;
}
 
 
int FOOTPRINT_EDITOR_CONTROL::CheckFootprint( const TOOL_EVENT& aEvent )
{
 if( !m_checkerDialog )
 {
 m_checkerDialog = new DIALOG_FOOTPRINT_CHECKER( m_frame );
 m_checkerDialog->Show( true );
 }
 else // The dialog is just not visible (because the user has double clicked on an error item)
 {
 m_checkerDialog->Show( true );
 }
 
 return 0;
}
 
 
void FOOTPRINT_EDITOR_CONTROL::CrossProbe( const PCB_MARKER* aMarker )
{
 if( !m_checkerDialog )
 m_checkerDialog = new DIALOG_FOOTPRINT_CHECKER( m_frame );
 
 if( !m_checkerDialog->IsShownOnScreen() )
 m_checkerDialog->Show( true );
 
 m_checkerDialog->SelectMarker( aMarker );
}
 
 
void FOOTPRINT_EDITOR_CONTROL::DestroyCheckerDialog()
{
 if( m_checkerDialog )
 {
 m_checkerDialog->Destroy();
 m_checkerDialog = nullptr;
 }
}
 
 
int FOOTPRINT_EDITOR_CONTROL::RepairFootprint( const TOOL_EVENT& aEvent )
{
 FOOTPRINT* footprint = board()->Footprints().front();
 int errors = 0;
 wxString details;
 
 // Repair duplicate IDs and missing nets.
 std::set<KIID> ids;
 int duplicates = 0;
 
 auto processItem =
 [&]( EDA_ITEM* aItem )
 {
 if( ids.count( aItem->m_Uuid ) )
 {
 duplicates++;
 const_cast<KIID&>( aItem->m_Uuid ) = KIID();
 }
 
 ids.insert( aItem->m_Uuid );
 };
 
 // Footprint IDs are the most important, so give them the first crack at "claiming" a
 // particular KIID.
 
 processItem( footprint );
 
 // After that the principal use is for DRC marker pointers, which are most likely to pads.
 
 for( PAD* pad : footprint->Pads() )
 processItem( pad );
 
 // From here out I don't think order matters much.
 
 processItem( &footprint->Reference() );
 processItem( &footprint->Value() );
 
 for( BOARD_ITEM* item : footprint->GraphicalItems() )
 processItem( item );
 
 for( ZONE* zone : footprint->Zones() )
 processItem( zone );
 
 for( PCB_GROUP* group : footprint->Groups() )
 processItem( group );
 
 if( duplicates )
 {
 errors += duplicates;
 details += wxString::Format( _( "%d duplicate IDs replaced.\n" ), duplicates );
 }
 
 /*******************************
 * Your test here
 */
 
 /*******************************
 * Inform the user
 */
 
 if( errors )
 {
 m_frame->OnModify();
 
 wxString msg = wxString::Format( _( "%d potential problems repaired." ), errors );
 DisplayInfoMessage( m_frame, msg, details );
 }
 else
 {
 DisplayInfoMessage( m_frame, _( "No footprint problems found." ) );
 }
 
 return 0;
}
 
 
void FOOTPRINT_EDITOR_CONTROL::setTransitions()
{
 Go( &FOOTPRINT_EDITOR_CONTROL::NewFootprint, PCB_ACTIONS::newFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::CreateFootprint, PCB_ACTIONS::createFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::Save, ACTIONS::save.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::SaveAs, ACTIONS::saveAs.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::Revert, ACTIONS::revert.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::DuplicateFootprint, PCB_ACTIONS::duplicateFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::RenameFootprint, PCB_ACTIONS::renameFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::DeleteFootprint, PCB_ACTIONS::deleteFootprint.MakeEvent() );
 
 Go( &FOOTPRINT_EDITOR_CONTROL::EditFootprint, PCB_ACTIONS::editFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::CutCopyFootprint, PCB_ACTIONS::cutFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::CutCopyFootprint, PCB_ACTIONS::copyFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::PasteFootprint, PCB_ACTIONS::pasteFootprint.MakeEvent() );
 
 Go( &FOOTPRINT_EDITOR_CONTROL::ImportFootprint, PCB_ACTIONS::importFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::ExportFootprint, PCB_ACTIONS::exportFootprint.MakeEvent() );
 
 Go( &FOOTPRINT_EDITOR_CONTROL::EditTextAndGraphics, PCB_ACTIONS::editTextAndGraphics.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::CleanupGraphics, PCB_ACTIONS::cleanupGraphics.MakeEvent() );
 
 Go( &FOOTPRINT_EDITOR_CONTROL::CheckFootprint, PCB_ACTIONS::checkFootprint.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::RepairFootprint, PCB_ACTIONS::repairFootprint.MakeEvent() );
 
 Go( &FOOTPRINT_EDITOR_CONTROL::PinLibrary, ACTIONS::pinLibrary.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::UnpinLibrary, ACTIONS::unpinLibrary.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::ToggleFootprintTree, PCB_ACTIONS::showFootprintTree.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::ToggleFootprintTree, PCB_ACTIONS::hideFootprintTree.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::Properties, PCB_ACTIONS::footprintProperties.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::DefaultPadProperties, PCB_ACTIONS::defaultPadProperties.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::ToggleLayersManager, PCB_ACTIONS::showLayersManager.MakeEvent() );
 Go( &FOOTPRINT_EDITOR_CONTROL::ToggleProperties, PCB_ACTIONS::showProperties.MakeEvent() );
}