panel_design_block_lib_table.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 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 <set>
#include <wx/dir.h>
#include <wx/regex.h>
#include <wx/dirdlg.h>
#include <wx/filedlg.h>
#include <wx/msgdlg.h>
 
#include <common.h>
#include <project.h>
#include <env_vars.h>
#include <lib_id.h>
#include <bitmaps.h>
#include <lib_table_grid_tricks.h>
#include <widgets/wx_grid.h>
#include <widgets/std_bitmap_button.h>
#include <widgets/grid_readonly_text_helpers.h>
#include <confirm.h>
#include <lib_table_grid_data_model.h>
#include <wildcards_and_files_ext.h>
#include <pgm_base.h>
#include <env_paths.h>
#include <dialogs/panel_design_block_lib_table.h>
#include <design_block_library_adapter.h>
#include <dialogs/dialog_edit_library_tables.h>
#include <dialogs/dialog_plugin_options.h>
#include <kiway.h>
#include <kiplatform/ui.h>
#include <kiway_mail.h>
#include <settings/settings_manager.h>
#include <settings/kicad_settings.h>
#include <paths.h>
#include <macros.h>
#include <libraries/library_manager.h>
#include <lib_table_notebook_panel.h>
#include <widgets/wx_aui_art_providers.h>

struct SUPPORTED_FILE_TYPE
{
    wxString m_Description;            
    wxString m_FileFilter;             
    wxString m_FolderSearchExtension;  
    bool     m_IsFile;                 
    DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T m_Plugin;
};
 

class LIBRARY_TRAVERSER : public wxDirTraverser
{
public:
    LIBRARY_TRAVERSER( std::vector<std::string> aSearchExtensions, wxString aInitialDir ) :
            m_searchExtensions( aSearchExtensions ), m_currentDir( aInitialDir )
    {
    }
 
    virtual wxDirTraverseResult OnFile( const wxString& aFileName ) override
    {
        wxFileName file( aFileName );
 
        for( const std::string& ext : m_searchExtensions )
        {
            if( file.GetExt().IsSameAs( ext, false ) )
                m_foundDirs.insert( { m_currentDir, 1 } );
        }
 
        return wxDIR_CONTINUE;
    }
 
    virtual wxDirTraverseResult OnOpenError( const wxString& aOpenErrorName ) override
    {
        m_failedDirs.insert( { aOpenErrorName, 1 } );
        return wxDIR_IGNORE;
    }
 
    bool HasDirectoryOpenFailures() { return m_failedDirs.size() > 0; }
 
    virtual wxDirTraverseResult OnDir( const wxString& aDirName ) override
    {
        m_currentDir = aDirName;
        return wxDIR_CONTINUE;
    }
 
    void GetPaths( wxArrayString& aPathArray )
    {
        for( std::pair<const wxString, int>& foundDirsPair : m_foundDirs )
            aPathArray.Add( foundDirsPair.first );
    }
 
    void GetFailedPaths( wxArrayString& aPathArray )
    {
        for( std::pair<const wxString, int>& failedDirsPair : m_failedDirs )
            aPathArray.Add( failedDirsPair.first );
    }
 
private:
    std::vector<std::string>          m_searchExtensions;
    wxString                          m_currentDir;
    std::unordered_map<wxString, int> m_foundDirs;
    std::unordered_map<wxString, int> m_failedDirs;
};
 

class DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL : public LIB_TABLE_GRID_DATA_MODEL
{
public:
    DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL( DIALOG_SHIM* aParent, WX_GRID* aGrid, const LIBRARY_TABLE& aTableToEdit,
                                            LIBRARY_MANAGER_ADAPTER* aAdapter, const wxArrayString& aPluginChoices,
                                            wxString* aMRUDirectory, const wxString& aProjectPath,
                                            const std::map<DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T,
                                                           IO_BASE::IO_FILE_DESC>& aSupportedFiles ) :
            LIB_TABLE_GRID_DATA_MODEL( aParent, aGrid, aTableToEdit, aAdapter, aPluginChoices, aMRUDirectory,
                                       aProjectPath ),
            m_supportedDesignBlockFiles( aSupportedFiles )
    {
    }
 
    void SetValue( int aRow, int aCol, const wxString& aValue ) override
    {
        wxCHECK( aRow < (int) size(), /* void */ );
 
        LIB_TABLE_GRID_DATA_MODEL::SetValue( aRow, aCol, aValue );
 
        // If setting a filepath, attempt to auto-detect the format
        if( aCol == COL_URI )
        {
            LIBRARY_TABLE_ROW& row = at( static_cast<size_t>( aRow ) );
            wxString uri = LIBRARY_MANAGER::ExpandURI( row.URI(), Pgm().GetSettingsManager().Prj() );
 
            DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T pluginType =
                    DESIGN_BLOCK_IO_MGR::GuessPluginTypeFromLibPath( uri );
 
            if( pluginType != DESIGN_BLOCK_IO_MGR::FILE_TYPE_NONE )
                SetValue( aRow, COL_TYPE, DESIGN_BLOCK_IO_MGR::ShowType( pluginType ) );
        }
    }
 
protected:
    wxString getFileTypes( WX_GRID* aGrid, int aRow ) override
    {
        auto*              table = static_cast<DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL*>( aGrid->GetTable() );
        LIBRARY_TABLE_ROW& tableRow = table->at( aRow );
 
        if( tableRow.Type() == LIBRARY_TABLE_ROW::TABLE_TYPE_NAME )
        {
            wxString filter = _( "Design Block Library Tables" );
#ifndef __WXOSX__
            filter << wxString::Format( _( " (%s)|%s" ), FILEEXT::DesignBlockLibraryTableFileName,
                                        FILEEXT::DesignBlockLibraryTableFileName );
#else
            filter << wxString::Format( _( " (%s)|%s" ), wxFileSelectorDefaultWildcardStr,
                                        wxFileSelectorDefaultWildcardStr );
#endif
            return filter;
        }
 
        if( tableRow.Type().IsEmpty() )
            return wxEmptyString;
 
        DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T fileType = DESIGN_BLOCK_IO_MGR::EnumFromStr( tableRow.Type() );
        if( fileType == DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_UNKNOWN )
            return wxEmptyString;
 
        const IO_BASE::IO_FILE_DESC& pluginDesc = m_supportedDesignBlockFiles.at( fileType );
 
        if( pluginDesc.m_IsFile )
            return pluginDesc.FileFilter();
 
        return wxEmptyString;
    }
 
private:
    const std::map<DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T, IO_BASE::IO_FILE_DESC>& m_supportedDesignBlockFiles;
};
 
 
class DESIGN_BLOCK_GRID_TRICKS : public LIB_TABLE_GRID_TRICKS
{
public:
    DESIGN_BLOCK_GRID_TRICKS( PANEL_DESIGN_BLOCK_LIB_TABLE* aPanel, WX_GRID* aGrid ) :
            LIB_TABLE_GRID_TRICKS( aGrid ),
            m_panel( aPanel )
    {
        SetTooltipEnable( COL_STATUS );
    }
 
    static bool SupportsVisibilityColumn() { return true; }
 
protected:
    void optionsEditor( int aRow ) override
    {
        LIB_TABLE_GRID_DATA_MODEL* tbl = static_cast<LIB_TABLE_GRID_DATA_MODEL*>( m_grid->GetTable() );
 
        if( tbl->GetNumberRows() > aRow )
        {
            LIBRARY_TABLE_ROW& row = tbl->At( static_cast<size_t>( aRow ) );
            const wxString& options = row.Options();
            wxString        result = options;
            std::map<std::string, UTF8> choices;
 
            DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T pi_type = DESIGN_BLOCK_IO_MGR::EnumFromStr( row.Type() );
            IO_RELEASER<DESIGN_BLOCK_IO> pi( DESIGN_BLOCK_IO_MGR::FindPlugin( pi_type ) );
            pi->GetLibraryOptions( &choices );
 
            DIALOG_PLUGIN_OPTIONS dlg( wxGetTopLevelParent( m_grid ), row.Nickname(), choices, options, &result );
            dlg.ShowModal();
 
            if( options != result )
            {
                row.SetOptions( result );
                m_grid->Refresh();
            }
        }
    }
 
    void openTable( const LIBRARY_TABLE_ROW& aRow ) override
    {
        wxFileName fn( LIBRARY_MANAGER::ExpandURI( aRow.URI(), Pgm().GetSettingsManager().Prj() ) );
        std::shared_ptr<LIBRARY_TABLE> child = std::make_shared<LIBRARY_TABLE>( fn, LIBRARY_TABLE_SCOPE::GLOBAL,
                                                                                LIBRARY_TABLE_TYPE::DESIGN_BLOCK );
 
        if( !child->IsOk() )
        {
            wxMessageBox( _( "Unable to load library table." ) );
        }
        else
        {
            Pgm().GetLibraryManager().ApplyLibOverrides( *child );
 
            m_panel->OpenTable( child, aRow.Nickname() );
        }
    }
 
    wxString getTablePreamble() override
    {
        return wxT( "(design_block_lib_table" );
    }
 
    bool supportsVisibilityColumn() override
    {
        return DESIGN_BLOCK_GRID_TRICKS::SupportsVisibilityColumn();
    }
 
protected:
    PANEL_DESIGN_BLOCK_LIB_TABLE* m_panel;
};
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::OpenTable( const std::shared_ptr<LIBRARY_TABLE>& aTable, const wxString& aTitle )
{
    wxString tabTitle = aTitle;
 
    if( aTable->IsReadOnly() )
        tabTitle += wxS( " " ) + _( "(read-only)" );
 
    for( int ii = 2; ii < (int) m_notebook->GetPageCount(); ++ii )
    {
        wxString candidate = m_notebook->GetPageText( ii );
 
        if( candidate.EndsWith( " *" ) )
            candidate = candidate.Left( candidate.Length() - 2 );
 
        if( candidate == tabTitle )
        {
            // Something is pretty fishy with wxAuiNotebook::ChangeSelection(); on Mac at least it
            // results in a re-entrant call where the second call is one page behind.
            for( int attempts = 0; attempts < 3; ++attempts )
                m_notebook->ChangeSelection( ii );
 
            return;
        }
    }
 
    m_nestedTables.push_back( aTable );
    AddTable( aTable.get(), tabTitle, true );
 
    // Something is pretty fishy with wxAuiNotebook::ChangeSelection(); on Mac at least it
    // results in a re-entrant call where the second call is one page behind.
    for( int attempts = 0; attempts < 3; ++attempts )
        m_notebook->ChangeSelection( m_notebook->GetPageCount() - 1 );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::AddTable( LIBRARY_TABLE* table, const wxString& aTitle, bool aClosable )
{
    DESIGN_BLOCK_LIBRARY_ADAPTER* adapter = m_project->DesignBlockLibs();
    wxString                      projectPath = m_project->GetProjectPath();
 
    LIB_TABLE_NOTEBOOK_PANEL::AddTable( m_notebook, aTitle, aClosable );
 
    WX_GRID* grid = get_grid( (int) m_notebook->GetPageCount() - 1 );
 
    if( table->Path().StartsWith( projectPath ) )
    {
        grid->SetTable( new DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL( m_parent, grid, *table, adapter, m_pluginChoices,
                                                                    &m_lastProjectLibDir, projectPath,
                                                                    m_supportedDesignBlockFiles ),
                        true /* take ownership */ );
    }
    else
    {
        wxString* lastGlobalLibDir = nullptr;
 
        if( KICAD_SETTINGS* cfg = GetAppSettings<KICAD_SETTINGS>( "kicad" ) )
        {
            if( cfg->m_lastDesignBlockLibDir.IsEmpty() )
                cfg->m_lastDesignBlockLibDir = PATHS::GetDefaultUserDesignBlocksPath();
 
            lastGlobalLibDir = &cfg->m_lastDesignBlockLibDir;
        }
 
        grid->SetTable( new DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL( m_parent, grid, *table, adapter, m_pluginChoices,
                                                                    lastGlobalLibDir, wxEmptyString,
                                                                    m_supportedDesignBlockFiles ),
                        true /* take ownership */ );
    }
 
    static_cast<LIB_TABLE_GRID_DATA_MODEL*>( grid->GetTable() )->RecheckRows();
 
    LIB_TABLE_NOTEBOOK_PANEL* notebookPanel =
            static_cast<LIB_TABLE_NOTEBOOK_PANEL*>( m_notebook->GetPage( m_notebook->GetPageCount() - 1 ) );
 
    static_cast<LIB_TABLE_GRID_DATA_MODEL*>( grid->GetTable() )
            ->SetChangeCallback(
                    [notebookPanel]()
                    {
                        notebookPanel->MarkDirty();
                    } );
 
    // add Cut, Copy, and Paste to wxGrids
    grid->PushEventHandler( new DESIGN_BLOCK_GRID_TRICKS( this, grid ) );
 
    auto autoSizeCol =
            [&]( int aCol )
            {
                int prevWidth = grid->GetColSize( aCol );
 
                grid->AutoSizeColumn( aCol, false );
                grid->SetColSize( aCol, std::max( prevWidth, grid->GetColSize( aCol ) ) );
            };
 
    // all but COL_OPTIONS, which is edited with Option Editor anyways.
    autoSizeCol( COL_NICKNAME );
    autoSizeCol( COL_TYPE );
    autoSizeCol( COL_URI );
    autoSizeCol( COL_DESCR );
 
    if( grid->GetNumberRows() > 0 )
    {
        grid->SetGridCursor( 0, COL_NICKNAME );
        grid->SelectRow( 0 );
    }
}
 
 
PANEL_DESIGN_BLOCK_LIB_TABLE::PANEL_DESIGN_BLOCK_LIB_TABLE( DIALOG_EDIT_LIBRARY_TABLES* aParent,
                                                            PROJECT* aProject ) :
        PANEL_DESIGN_BLOCK_LIB_TABLE_BASE( aParent ),
        m_project( aProject ),
        m_parent( aParent ),
        m_suppressNotebookPageEvents( false )
{
    m_notebook->SetArtProvider( new WX_AUI_TAB_ART() );
 
    m_lastProjectLibDir = m_project->GetProjectPath();
 
    populatePluginList();
 
    for( auto& [fileType, desc] : m_supportedDesignBlockFiles )
        m_pluginChoices.Add( DESIGN_BLOCK_IO_MGR::ShowType( fileType ) );
 
    std::optional<LIBRARY_TABLE*> table = Pgm().GetLibraryManager().Table( LIBRARY_TABLE_TYPE::DESIGN_BLOCK,
                                                                           LIBRARY_TABLE_SCOPE::GLOBAL );
    wxASSERT( table.has_value() );
 
    AddTable( table.value(), _( "Global Libraries" ), false /* closable */ );
 
    std::optional<LIBRARY_TABLE*> projectTable = Pgm().GetLibraryManager().Table( LIBRARY_TABLE_TYPE::DESIGN_BLOCK,
                                                                                  LIBRARY_TABLE_SCOPE::PROJECT );
 
    if( projectTable.has_value() )
        AddTable( projectTable.value(), _( "Project Specific Libraries" ), false /* closable */ );
 
    // There aren't (yet) any legacy DesignBlock libraries to migrate
    m_migrate_libs_button->Hide();
 
    // add Cut, Copy, and Paste to wxGrids
    m_path_subs_grid->PushEventHandler( new GRID_TRICKS( m_path_subs_grid ) );
 
    populateEnvironReadOnlyTable();
 
    m_path_subs_grid->SetColLabelValue( 0, _( "Name" ) );
    m_path_subs_grid->SetColLabelValue( 1, _( "Value" ) );
 
    // Configure button logos
    m_append_button->SetBitmap( KiBitmapBundle( BITMAPS::small_plus ) );
    m_delete_button->SetBitmap( KiBitmapBundle( BITMAPS::small_trash ) );
    m_move_up_button->SetBitmap( KiBitmapBundle( BITMAPS::small_up ) );
    m_move_down_button->SetBitmap( KiBitmapBundle( BITMAPS::small_down ) );
    m_browseButton->SetBitmap( KiBitmapBundle( BITMAPS::small_folder ) );
 
    // For aesthetic reasons, we must set the size of m_browseButton to match the other bitmaps
    // manually (for instance m_append_button)
    Layout(); // Needed at least on MSW to compute the actual buttons sizes, after initializing
              // their bitmaps
    wxSize buttonSize = m_append_button->GetSize();
 
    m_browseButton->SetWidthPadding( 4 );
    m_browseButton->SetMinSize( buttonSize );
 
    // Populate the browse library options
    wxMenu* browseMenu = m_browseButton->GetSplitButtonMenu();
 
    for( auto& [type, desc] : m_supportedDesignBlockFiles )
    {
        wxString entryStr = DESIGN_BLOCK_IO_MGR::ShowType( type );
        wxString midPart;
 
        if( desc.m_IsFile && !desc.m_FileExtensions.empty() )
        {
            entryStr << wxString::Format( wxS( " (%s)" ), JoinExtensions( desc.m_FileExtensions ) );
        }
        else if( !desc.m_IsFile && !desc.m_ExtensionsInDir.empty() )
        {
            midPart = wxString::Format( _( "folder with %s files" ), JoinExtensions( desc.m_ExtensionsInDir ) );
            entryStr << wxString::Format( wxS( " (%s)" ), midPart );
        }
 
        browseMenu->Append( type, entryStr );
        browseMenu->Bind( wxEVT_COMMAND_MENU_SELECTED, &PANEL_DESIGN_BLOCK_LIB_TABLE::browseLibrariesHandler,
                          this, type );
    }
 
    Layout();
 
    m_notebook->Bind( wxEVT_AUINOTEBOOK_PAGE_CLOSE, &PANEL_DESIGN_BLOCK_LIB_TABLE::onNotebookPageCloseRequest, this );
    m_notebook->Bind( wxEVT_AUINOTEBOOK_PAGE_CHANGING, &PANEL_DESIGN_BLOCK_LIB_TABLE::onNotebookPageChangeRequest, this );
    // This is the button only press for the browse button instead of the menu
    m_browseButton->Bind( wxEVT_BUTTON, &PANEL_DESIGN_BLOCK_LIB_TABLE::browseLibrariesHandler, this );
}
 
 
PANEL_DESIGN_BLOCK_LIB_TABLE::~PANEL_DESIGN_BLOCK_LIB_TABLE()
{
    wxMenu* browseMenu = m_browseButton->GetSplitButtonMenu();
 
    for( auto& [type, desc] : m_supportedDesignBlockFiles )
    {
        browseMenu->Unbind( wxEVT_COMMAND_MENU_SELECTED, &PANEL_DESIGN_BLOCK_LIB_TABLE::browseLibrariesHandler,
                            this, type );
    }
 
    m_browseButton->Unbind( wxEVT_BUTTON, &PANEL_DESIGN_BLOCK_LIB_TABLE::browseLibrariesHandler, this );
 
    // Delete the GRID_TRICKS.
    // (Notebook page GRID_TRICKS are deleted by LIB_TABLE_NOTEBOOK_PANEL.)
    m_path_subs_grid->PopEventHandler( true );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::populatePluginList()
{
    for( const DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T& type : { DESIGN_BLOCK_IO_MGR::KICAD_SEXP } )
    {
        if( type == DESIGN_BLOCK_IO_MGR::NESTED_TABLE )
        {
            m_pluginChoices.Add( DESIGN_BLOCK_IO_MGR::ShowType( type ) );
            continue;
        }
 
        IO_RELEASER<DESIGN_BLOCK_IO> pi( DESIGN_BLOCK_IO_MGR::FindPlugin( type ) );
 
        if( !pi )
            continue;
 
        if( const IO_BASE::IO_FILE_DESC& desc = pi->GetLibraryDesc() )
            m_supportedDesignBlockFiles.emplace( type, desc );
    }
}
 
 
DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL* PANEL_DESIGN_BLOCK_LIB_TABLE::get_model( int aPage ) const
{
    return static_cast<DESIGN_BLOCK_LIB_TABLE_GRID_DATA_MODEL*>( get_grid( aPage )->GetTable() );
}
 
 
WX_GRID* PANEL_DESIGN_BLOCK_LIB_TABLE::get_grid( int aPage ) const
{
    return static_cast<LIB_TABLE_NOTEBOOK_PANEL*>( m_notebook->GetPage( aPage ) )->GetGrid();
}
 
 
bool PANEL_DESIGN_BLOCK_LIB_TABLE::verifyTables()
{
    for( int page = 0 ; page < (int) m_notebook->GetPageCount(); ++page )
    {
        WX_GRID* grid = get_grid( page );
 
        if( !DESIGN_BLOCK_GRID_TRICKS::VerifyTable( grid, DESIGN_BLOCK_GRID_TRICKS::SupportsVisibilityColumn(),
                [&]( int aRow, int aCol )
                {
                    // show the tabbed panel holding the grid we have flunked:
                    if( m_notebook->GetSelection() != page )
                        m_notebook->SetSelection( page );
 
                    grid->MakeCellVisible( aRow, 0 );
                    grid->SetGridCursor( aRow, aCol );
                } ) )
        {
            return false;
        }
    }
 
    return true;
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::appendRowHandler( wxCommandEvent& event )
{
    LIB_TABLE_GRID_TRICKS::AppendRowHandler( cur_grid(),
                                             DESIGN_BLOCK_IO_MGR::ShowType( DESIGN_BLOCK_IO_MGR::KICAD_SEXP ) );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::deleteRowHandler( wxCommandEvent& event )
{
    LIB_TABLE_GRID_TRICKS::DeleteRowHandler( cur_grid() );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::moveUpHandler( wxCommandEvent& event )
{
    LIB_TABLE_GRID_TRICKS::MoveUpHandler( cur_grid() );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::moveDownHandler( wxCommandEvent& event )
{
    LIB_TABLE_GRID_TRICKS::MoveDownHandler( cur_grid() );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::onNotebookPageChangeRequest( wxAuiNotebookEvent& aEvent )
{
    if( m_suppressNotebookPageEvents )
        aEvent.Veto();
    else
        aEvent.Skip();
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::onNotebookPageCloseRequest( wxAuiNotebookEvent& aEvent )
{
    wxAuiNotebook* notebook = (wxAuiNotebook*) aEvent.GetEventObject();
    wxWindow*      page = notebook->GetPage( aEvent.GetSelection() );
 
    if( LIB_TABLE_NOTEBOOK_PANEL* panel = dynamic_cast<LIB_TABLE_NOTEBOOK_PANEL*>( page ) )
    {
        if( panel->GetClosable() )
        {
            if( !panel->GetCanClose() )
                aEvent.Veto();
        }
        else
        {
            aEvent.Veto();
        }
    }
}
 
 
// @todo refactor this function into single location shared with PANEL_SYM_LIB_TABLE
void PANEL_DESIGN_BLOCK_LIB_TABLE::onMigrateLibraries( wxCommandEvent& event )
{
    if( !cur_grid()->CommitPendingChanges() )
        return;
 
    wxArrayInt selectedRows = cur_grid()->GetSelectedRows();
 
    if( selectedRows.empty() && cur_grid()->GetGridCursorRow() >= 0 )
        selectedRows.push_back( cur_grid()->GetGridCursorRow() );
 
    wxArrayInt rowsToMigrate;
    wxString   kicadType = DESIGN_BLOCK_IO_MGR::ShowType( DESIGN_BLOCK_IO_MGR::KICAD_SEXP );
    wxString   nestedTableType = LIBRARY_TABLE_ROW::TABLE_TYPE_NAME;
    wxString   msg;
 
    for( int row : selectedRows )
    {
        const wxString& type = cur_grid()->GetCellValue( row, COL_TYPE );
 
        // Nested library tables are not design block libraries and cannot be migrated.
        if( type != kicadType && type != nestedTableType )
            rowsToMigrate.push_back( row );
    }
 
    if( rowsToMigrate.size() <= 0 )
    {
        wxMessageBox( _( "Select one or more rows containing libraries to save as current KiCad format." ) );
        return;
    }
    else
    {
        if( rowsToMigrate.size() == 1 )
        {
            msg.Printf( _( "Save '%s' as current KiCad format and replace entry in table?" ),
                        cur_grid()->GetCellValue( rowsToMigrate[0], COL_NICKNAME ) );
        }
        else
        {
            msg.Printf( _( "Save %d libraries as current KiCad format and replace entries in table?" ),
                        (int) rowsToMigrate.size() );
        }
 
        if( !IsOK( m_parent, msg ) )
            return;
    }
 
    for( int row : rowsToMigrate )
    {
        wxString   relPath = cur_grid()->GetCellValue( row, COL_URI );
        wxString   resolvedPath = ExpandEnvVarSubstitutions( relPath, m_project );
        wxFileName legacyLib( resolvedPath );
 
        if( !legacyLib.Exists() )
        {
            msg.Printf( _( "Library '%s' not found." ), relPath );
            DisplayErrorMessage( wxGetTopLevelParent( this ), msg );
            continue;
        }
 
        wxFileName newLib( resolvedPath );
        newLib.AppendDir( newLib.GetName() + "." + FILEEXT::KiCadDesignBlockLibPathExtension );
        newLib.SetName( "" );
        newLib.ClearExt();
 
        if( newLib.DirExists() )
        {
            msg.Printf( _( "Folder '%s' already exists. Do you want overwrite any existing design blocks?" ),
                        newLib.GetFullPath() );
 
            switch( wxMessageBox( msg, _( "Migrate Library" ), wxYES_NO | wxCANCEL | wxICON_QUESTION, m_parent ) )
            {
            case wxYES:    break;
            case wxNO:     continue;
            case wxCANCEL: return;
            }
        }
 
        wxString options = cur_grid()->GetCellValue( row, COL_OPTIONS );
        std::map<std::string, UTF8> props( LIBRARY_TABLE::ParseOptions( options.ToStdString() ) );
 
        if( DESIGN_BLOCK_IO_MGR::ConvertLibrary( &props, legacyLib.GetFullPath(), newLib.GetFullPath() ) )
        {
            relPath = NormalizePath( newLib.GetFullPath(), &Pgm().GetLocalEnvVariables(), m_project );
 
            cur_grid()->SetCellValue( row, COL_URI, relPath );
            cur_grid()->SetCellValue( row, COL_TYPE, kicadType );
        }
        else
        {
            DisplayErrorMessage( m_parent, wxString::Format( _( "Failed to save design block library file '%s'." ),
                                                             newLib.GetFullPath() ) );
        }
    }
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::browseLibrariesHandler( wxCommandEvent& event )
{
    if( !cur_grid()->CommitPendingChanges() )
        return;
 
    DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T fileType = DESIGN_BLOCK_IO_MGR::FILE_TYPE_NONE;
 
    // We are bound both to the menu and button with this one handler
    // So we must set the file type based on it
    if( event.GetEventType() == wxEVT_BUTTON )
    {
        // Let's default to adding a kicad design block file for just the design block
        fileType = DESIGN_BLOCK_IO_MGR::KICAD_SEXP;
    }
    else
    {
        fileType = static_cast<DESIGN_BLOCK_IO_MGR::DESIGN_BLOCK_FILE_T>( event.GetId() );
    }
 
    if( fileType == DESIGN_BLOCK_IO_MGR::FILE_TYPE_NONE )
        return;
 
    const IO_BASE::IO_FILE_DESC& fileDesc = m_supportedDesignBlockFiles.at( fileType );
    KICAD_SETTINGS*              cfg = GetAppSettings<KICAD_SETTINGS>( "kicad" );
 
    wxString  title = wxString::Format( _( "Select %s Library" ), DESIGN_BLOCK_IO_MGR::ShowType( fileType ) );
    wxString  dummy;
    wxString* lastDir;
 
    if( m_notebook->GetSelection() == 0 )
        lastDir = cfg ? &cfg->m_lastDesignBlockLibDir : &dummy;
    else
        lastDir = &m_lastProjectLibDir;
 
    wxArrayString files;
    wxWindow*     topLevelParent = wxGetTopLevelParent( this );
 
    if( fileDesc.m_IsFile )
    {
        wxFileDialog dlg( topLevelParent, title, *lastDir, wxEmptyString, fileDesc.FileFilter(),
                          wxFD_OPEN | wxFD_FILE_MUST_EXIST | wxFD_MULTIPLE );
 
        KIPLATFORM::UI::AllowNetworkFileSystems( &dlg );
 
        if( dlg.ShowModal() == wxID_CANCEL )
            return;
 
        dlg.GetPaths( files );
        *lastDir = dlg.GetDirectory();
    }
    else
    {
        wxDirDialog dlg( topLevelParent, title, *lastDir,
                         wxDD_DEFAULT_STYLE | wxDD_DIR_MUST_EXIST | wxDD_MULTIPLE );
 
        if( dlg.ShowModal() == wxID_CANCEL )
            return;
 
        dlg.GetPaths( files );
 
        if( !files.IsEmpty() )
        {
            wxFileName first( files.front() );
            *lastDir = first.GetPath();
        }
    }
 
    // Drop the last directory if the path is a .pretty folder
    if( cfg && cfg->m_lastDesignBlockLibDir.EndsWith( FILEEXT::KiCadDesignBlockLibPathExtension ) )
        cfg->m_lastDesignBlockLibDir = cfg->m_lastDesignBlockLibDir.BeforeLast( wxFileName::GetPathSeparator() );
 
    const ENV_VAR_MAP& envVars = Pgm().GetLocalEnvVariables();
    bool               addDuplicates = false;
    bool               applyToAll = false;
    wxString           warning = _( "Warning: Duplicate Nicknames" );
    wxString           msg = _( "An item nicknamed '%s' already exists." );
    wxString           detailedMsg = _( "One of the nicknames will need to be changed." );
 
    for( const wxString& filePath : files )
    {
        wxFileName fn( filePath );
        wxString   nickname = LIB_ID::FixIllegalChars( fn.GetName(), true );
        bool       doAdd = true;
 
        if( fileType == DESIGN_BLOCK_IO_MGR::KICAD_SEXP && fn.GetExt() != FILEEXT::KiCadDesignBlockLibPathExtension )
            nickname = LIB_ID::FixIllegalChars( fn.GetFullName(), true ).wx_str();
 
        if( cur_model()->ContainsNickname( nickname ) )
        {
            if( !applyToAll )
            {
                // The cancel button adds the library to the table anyway
                addDuplicates = OKOrCancelDialog( m_parent, warning, wxString::Format( msg, nickname ), detailedMsg,
                                                  _( "Skip" ), _( "Add Anyway" ), &applyToAll ) == wxID_CANCEL;
            }
 
            doAdd = addDuplicates;
        }
 
        if( doAdd && cur_grid()->AppendRows( 1 ) )
        {
            int last_row = cur_grid()->GetNumberRows() - 1;
 
            cur_grid()->SetCellValue( last_row, COL_NICKNAME, nickname );
            cur_grid()->SetCellValue( last_row, COL_TYPE, DESIGN_BLOCK_IO_MGR::ShowType( fileType ) );
 
            // try to use path normalized to an environmental variable or project path
            wxString path = NormalizePath( filePath, &envVars, m_project->GetProjectPath() );
 
            // Do not use the project path in the global library table.  This will almost
            // assuredly be wrong for a different project.
            if( m_notebook->GetSelection() == 0 && path.Contains( wxT( "${KIPRJMOD}" ) ) )
                path = fn.GetFullPath();
 
            cur_grid()->SetCellValue( last_row, COL_URI, path );
        }
    }
 
    if( !files.IsEmpty() )
    {
        cur_grid()->MakeCellVisible( cur_grid()->GetNumberRows() - 1, COL_ENABLED );
        cur_grid()->SetGridCursor( cur_grid()->GetNumberRows() - 1, COL_NICKNAME );
    }
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::adjustPathSubsGridColumns( int aWidth )
{
    // Account for scroll bars
    aWidth -= ( m_path_subs_grid->GetSize().x - m_path_subs_grid->GetClientSize().x );
 
    m_path_subs_grid->AutoSizeColumn( 0 );
    m_path_subs_grid->SetColSize( 0, std::max( 72, m_path_subs_grid->GetColSize( 0 ) ) );
    m_path_subs_grid->SetColSize( 1, std::max( 120, aWidth - m_path_subs_grid->GetColSize( 0 ) ) );
}
 
 
void PANEL_DESIGN_BLOCK_LIB_TABLE::onSizeGrid( wxSizeEvent& event )
{
    adjustPathSubsGridColumns( event.GetSize().GetX() );
 
    event.Skip();
}
 
 
bool PANEL_DESIGN_BLOCK_LIB_TABLE::TransferDataFromWindow()
{
    if( !cur_grid()->CommitPendingChanges() )
        return false;
 
    if( !verifyTables() )
        return false;
 
    bool                          success = true;
    LIBRARY_MANAGER&              manager = Pgm().GetLibraryManager();
    int                           firstNestedTable = 1;
    std::optional<LIBRARY_TABLE*> globalTable = manager.Table( LIBRARY_TABLE_TYPE::DESIGN_BLOCK,
                                                               LIBRARY_TABLE_SCOPE::GLOBAL );
 
    if( globalTable.has_value() && get_model( 0 )->Table() != *globalTable.value() )
    {
        m_parent->m_GlobalTableChanged = true;
        *globalTable.value() = get_model( 0 )->Table();
 
        globalTable.value()->Save().map_error(
                [&success]( const LIBRARY_ERROR& aError )
                {
                    wxMessageBox( _( "Error saving global library table:\n\n" ) + aError.message,
                                  _( "File Save Error" ), wxOK | wxICON_ERROR );
                    success = false;
                } );
    }
 
    std::optional<LIBRARY_TABLE*> projectTable = manager.Table( LIBRARY_TABLE_TYPE::DESIGN_BLOCK,
                                                                LIBRARY_TABLE_SCOPE::PROJECT );
 
    if( projectTable.has_value() && get_model( 1 )->Table().Path() == projectTable.value()->Path() )
    {
        firstNestedTable = 2;
 
        if( get_model( 1 )->Table() != *projectTable.value() )
        {
            m_parent->m_ProjectTableChanged = true;
            *projectTable.value() = get_model( 1 )->Table();
 
            projectTable.value()->Save().map_error(
                    [&success]( const LIBRARY_ERROR& aError )
                    {
                        wxMessageBox( _( "Error saving project library table:\n\n" ) + aError.message,
                                      _( "File Save Error" ), wxOK | wxICON_ERROR );
                        success = false;
                    } );
        }
    }
 
    for( int ii = firstNestedTable; ii < (int) m_notebook->GetPageCount(); ++ii )
    {
        LIB_TABLE_NOTEBOOK_PANEL* panel = static_cast<LIB_TABLE_NOTEBOOK_PANEL*>( m_notebook->GetPage( ii ) );
 
        if( panel->TableModified() )
            success &= panel->SaveTable();
    }
 
    m_suppressNotebookPageEvents = success;
    return success;
}
 

void PANEL_DESIGN_BLOCK_LIB_TABLE::populateEnvironReadOnlyTable()
{
    wxRegEx re( ".*?(\\$\\{(.+?)\\})|(\\$\\((.+?)\\)).*?", wxRE_ADVANCED );
    wxASSERT( re.IsValid() ); // wxRE_ADVANCED is required.
 
    std::set<wxString> unique;
 
    // clear the table
    m_path_subs_grid->ClearRows();
 
    for( int page = 0 ; page < (int) m_notebook->GetPageCount(); ++page )
    {
        LIB_TABLE_GRID_DATA_MODEL* model = get_model( page );
 
        for( int row = 0; row < model->GetNumberRows(); ++row )
        {
            wxString uri = model->GetValue( row, COL_URI );
 
            while( re.Matches( uri ) )
            {
                wxString envvar = re.GetMatch( uri, 2 );
 
                // if not ${...} form then must be $(...)
                if( envvar.IsEmpty() )
                    envvar = re.GetMatch( uri, 4 );
 
                // ignore duplicates
                unique.insert( envvar );
 
                // delete the last match and search again
                uri.Replace( re.GetMatch( uri, 0 ), wxEmptyString );
            }
        }
    }
 
    // Make sure this special environment variable shows up even if it was
    // not used yet.  It is automatically set by KiCad to the directory holding
    // the current project.
    unique.insert( PROJECT_VAR_NAME );
    unique.insert( DESIGN_BLOCK_LIBRARY_ADAPTER::GlobalPathEnvVariableName() );
 
    // This special environment variable is used to locate 3d shapes
    unique.insert( ENV_VAR::GetVersionedEnvVarName( wxS( "3DMODEL_DIR" ) ) );
 
    for( const wxString& evName : unique )
    {
        int row = m_path_subs_grid->GetNumberRows();
        m_path_subs_grid->AppendRows( 1 );
 
        m_path_subs_grid->SetCellValue( row, 0, wxT( "${" ) + evName + wxT( "}" ) );
        m_path_subs_grid->SetCellEditor( row, 0, new GRID_CELL_READONLY_TEXT_EDITOR() );
 
        wxString evValue;
        wxGetEnv( evName, &evValue );
        m_path_subs_grid->SetCellValue( row, 1, evValue );
        m_path_subs_grid->SetCellEditor( row, 1, new GRID_CELL_READONLY_TEXT_EDITOR() );
    }
 
    adjustPathSubsGridColumns( m_path_subs_grid->GetRect().GetWidth() );
}
 
//-----</event handlers>---------------------------------
 
void InvokeEditDesignBlockLibTable( KIWAY* aKiway, wxWindow *aParent )
{
    DIALOG_EDIT_LIBRARY_TABLES    dlg( aParent, _( "Design Block Libraries" ) );
    PANEL_DESIGN_BLOCK_LIB_TABLE* panel = new PANEL_DESIGN_BLOCK_LIB_TABLE( &dlg, &aKiway->Prj() );
 
    dlg.InstallPanel( panel, panel->GetNotebook() );
 
    // User can choose to save changes on a Cancel, so don't exit on wxID_CANCEL.
    dlg.ShowModal();
 
    if( dlg.m_GlobalTableChanged )
        Pgm().GetLibraryManager().LoadGlobalTables();
 
    if( dlg.m_ProjectTableChanged )
    {
        // Trigger a reload of the table and cancel an in-progress background load
        Pgm().GetLibraryManager().ProjectChanged();
    }
 
    // Trigger a load of any new block libraries
    Pgm().PreloadDesignBlockLibraries( aKiway );
 
    std::string payload = "";
    aKiway->ExpressMail( FRAME_SCH, MAIL_RELOAD_LIB, payload );
    aKiway->ExpressMail( FRAME_PCB_EDITOR, MAIL_RELOAD_LIB, payload );
}