C++ LIB_PART::GetName方法代码示例

bool LIB_EDIT_FRAME::SaveOnePart( PART_LIB* aLib, bool aPromptUser )
{
    wxString    msg;
    LIB_PART*   part = GetCurPart();

    GetScreen()->ClrModify();

    LIB_PART* old_part = aLib->FindPart( part->GetName() );

    if( old_part && aPromptUser )
    {
        msg.Printf( _( "Part '%s' already exists. Change it?" ),
                    GetChars( part->GetName() ) );

        if( !IsOK( this, msg ) )
            return false;
    }

    m_drawItem = m_lastDrawItem = NULL;

    if( old_part )
        aLib->ReplacePart( old_part, part );
    else
        aLib->AddPart( part );

    msg.Printf( _( "Part '%s' saved in library '%s'" ),
                GetChars( part->GetName() ),
                GetChars( aLib->GetName() ) );

    SetStatusText( msg );

    return true;
}

/* Initialize state of check boxes and texts
*/
void DIALOG_EDIT_COMPONENT_IN_LIBRARY::initDlg()
{
    m_AliasLocation = -1;

    LIB_PART*      component = m_Parent->GetCurPart();

    if( component == NULL )
    {
        SetTitle( _( "Library Component Properties" ) );
        return;
    }

    wxString title;
    bool isRoot = m_Parent->GetAliasName().CmpNoCase( component->GetName() ) == 0;

    if( !isRoot )
    {
        title.Printf( _( "Properties for %s (alias of %s)" ),
                      GetChars( m_Parent->GetAliasName() ),
                      GetChars( component->GetName() ) );
    }
    else
        title.Printf( _( "Properties for %s" ), GetChars( component->GetName() ) );

    SetTitle( title );
    InitPanelDoc();
    InitBasicPanel();

    if( isRoot && component->GetAliasCount() == 1 )
        m_ButtonDeleteAllAlias->Enable( false );

    /* Place list of alias names in listbox */
    m_PartAliasListCtrl->Append( component->GetAliasNames( false ) );

    if( component->GetAliasCount() <= 1 )
    {
        m_ButtonDeleteAllAlias->Enable( false );
        m_ButtonDeleteOneAlias->Enable( false );
    }

    /* Read the Footprint Filter list */
    m_FootprintFilterListBox->Append( component->GetFootPrints() );

    if( component->GetFootPrints().GetCount() == 0 )
    {
        m_ButtonDeleteAllFootprintFilter->Enable( false );
        m_ButtonDeleteOneFootprintFilter->Enable( false );
        m_buttonEditOneFootprintFilter->Enable( false );
    }

    m_NoteBook->SetSelection( m_lastOpenedPage );

    m_stdSizerButtonOK->SetDefault();
}

void LIB_VIEW_FRAME::RedrawActiveWindow( wxDC* DC, bool EraseBg )
{
    LIB_ALIAS* entry = Prj().SchLibs()->FindLibraryAlias( m_entryName, m_libraryName );

    if( !entry )
        return;

    LIB_PART* part = entry->GetPart();

    if( !part )
        return;

    wxString    msg;
    wxString    tmp;

    m_canvas->DrawBackGround( DC );

    if( !entry->IsRoot() )
    {
        // Temporarily change the name field text to reflect the alias name.
        msg = entry->GetName();
        tmp = part->GetName();

        part->SetName( msg );

        if( m_unit < 1 )
            m_unit = 1;

        if( m_convert < 1 )
            m_convert = 1;
    }
    else
        msg = _( "None" );

    part->Draw( m_canvas, DC, wxPoint( 0, 0 ), m_unit, m_convert, GR_DEFAULT_DRAWMODE );

    // Redraw the cursor
    m_canvas->DrawCrossHair( DC );

    if( !tmp.IsEmpty() )
        part->SetName( tmp );

    ClearMsgPanel();
    AppendMsgPanel( _( "Part" ), part->GetName(), BLUE, 6 );
    AppendMsgPanel( _( "Alias" ), msg, RED, 6 );
    AppendMsgPanel( _( "Description" ), entry->GetDescription(), CYAN, 6 );
    AppendMsgPanel( _( "Key words" ), entry->GetKeyWords(), DARKDARKGRAY );
}

void LIB_EDIT_FRAME::DisplayCmpDoc()
{
    LIB_ALIAS*      alias;
    PART_LIB*    lib = GetCurLib();
    LIB_PART*       part = GetCurPart();

    ClearMsgPanel();

    if( !lib || !part )
        return;

    wxString msg = part->GetName();

    AppendMsgPanel( _( "Name" ), msg, BLUE, 8 );

    if( m_aliasName == part->GetName() )
        msg = _( "None" );
    else
        msg = m_aliasName;

    alias = part->GetAlias( m_aliasName );

    wxCHECK_RET( alias != NULL, "Alias not found in component." );

    AppendMsgPanel( _( "Alias" ), msg, RED, 8 );

    static wxChar UnitLetter[] = wxT( "?ABCDEFGHIJKLMNOPQRSTUVWXYZ" );
    msg = UnitLetter[m_unit];

    AppendMsgPanel( _( "Unit" ), msg, BROWN, 8 );

    if( m_convert > 1 )
        msg = _( "Convert" );
    else
        msg = _( "Normal" );

    AppendMsgPanel( _( "Body" ), msg, GREEN, 8 );

    if( part->IsPower() )
        msg = _( "Power Symbol" );
    else
        msg = _( "Part" );

    AppendMsgPanel( _( "Type" ), msg, MAGENTA, 8 );
    AppendMsgPanel( _( "Description" ), alias->GetDescription(), CYAN, 8 );
    AppendMsgPanel( _( "Key words" ), alias->GetKeyWords(), DARKDARKGRAY );
    AppendMsgPanel( _( "Datasheet" ), alias->GetDocFileName(), DARKDARKGRAY );
}

void DIALOG_CHOOSE_COMPONENT::OnHandlePreviewRepaint( wxPaintEvent& aRepaintEvent )
{
    int unit = 0;
    LIB_ALIAS*  selection = m_search_container->GetSelectedAlias( &unit );
    LIB_PART*   part = selection ? selection->GetPart() : NULL;

    // Don't draw anything (not even the background) if we don't have
    // a part to show
    if( !part )
        return;

    if( selection->IsRoot() )
    {
        // just show the part directly
        renderPreview( part, unit );
    }
    else
    {
        // switch out the name temporarily for the alias name
        wxString tmp( part->GetName() );
        part->SetName( selection->GetName() );

        renderPreview( part, unit );

        part->SetName( tmp );
    }
}

void SCH_EDIT_FRAME::OnSelectUnit( wxCommandEvent& aEvent )
{
    SCH_SCREEN* screen = GetScreen();
    SCH_ITEM*   item = screen->GetCurItem();

    wxCHECK_RET( item != NULL && item->Type() == SCH_COMPONENT_T,
                 wxT( "Cannot select unit of invalid schematic item." ) );

    INSTALL_UNBUFFERED_DC( dc, m_canvas );

    m_canvas->MoveCursorToCrossHair();

    SCH_COMPONENT* component = (SCH_COMPONENT*) item;

    int unit = aEvent.GetId() + 1 - ID_POPUP_SCH_SELECT_UNIT1;

    LIB_PART* part = GetLibPart( component->GetLibId() );

    if( !part )
        return;

    int unitCount = part->GetUnitCount();

    wxCHECK_RET( (unit >= 1) && (unit <= unitCount),
                 wxString::Format( wxT( "Cannot select unit %d from component " ), unit ) +
                 part->GetName() );

    if( unitCount <= 1 || component->GetUnit() == unit )
        return;

    if( unit > unitCount )
        unit = unitCount;

    STATUS_FLAGS flags = component->GetFlags();

    if( !flags )    // No command in progress: save in undo list
        SaveCopyInUndoList( component, UR_CHANGED );

    if( flags )
        component->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode, g_GhostColor );
    else
        component->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode );

    /* Update the unit number. */
    component->SetUnitSelection( m_CurrentSheet, unit );
    component->SetUnit( unit );
    component->ClearFlags();
    component->SetFlags( flags );   // Restore m_Flag modified by SetUnit()

    if( m_autoplaceFields )
        component->AutoAutoplaceFields( GetScreen() );

    if( screen->TestDanglingEnds() )
        m_canvas->Refresh();

    OnModify();
}

void LIB_EDIT_FRAME::OnPasteDuplicatePart( wxCommandEvent& aEvent )
{
    int dummyUnit;
    LIB_ID libId = m_treePane->GetLibTree()->GetSelectedLibId( &dummyUnit );
    wxString lib = libId.GetLibNickname();

    if( !m_libMgr->LibraryExists( lib ) )
        return;

    LIB_PART* srcPart = nullptr;
    LIB_PART* newPart = nullptr;

    if( aEvent.GetId() == ID_LIBEDIT_DUPLICATE_PART )
    {
        srcPart = m_libMgr->GetBufferedPart( libId.GetLibItemName(), lib );
        newPart = new LIB_PART( *srcPart );
    }
    else if( aEvent.GetId() == ID_LIBEDIT_PASTE_PART )
    {
        auto clipboard = wxTheClipboard;
        wxClipboardLocker clipboardLock( clipboard );

        if( !clipboardLock || ! clipboard->IsSupported( wxDF_TEXT ) )
            return;

        wxTextDataObject data;
        clipboard->GetData( data );
        wxString partSource = data.GetText();

        STRING_LINE_READER reader( TO_UTF8( partSource ), "Clipboard" );

        try
        {
            reader.ReadLine();
            newPart = SCH_LEGACY_PLUGIN::ParsePart( reader );
        }
        catch( IO_ERROR& e )
        {
            wxLogError( wxString::Format( "Malformed clipboard: %s" ), GetChars( e.What() ) );
            return;
        }
    }
    else
        wxFAIL;

    if( !newPart )
        return;

    fixDuplicateAliases( newPart, lib );
    m_libMgr->UpdatePart( newPart, lib );
    SyncLibraries( false );
    m_treePane->GetLibTree()->SelectLibId( LIB_ID( lib, newPart->GetName() ) );

    delete newPart;
}

 void SetHtmlAliasOf()
 {
     if( m_part->IsRoot() )
     {
         m_html.Replace( "__ALIASOF__", wxEmptyString );
     }
     else
     {
         LIB_PART* root = m_part->GetPart();
         const wxString root_name = ( root ? root->GetName() : _( "Unknown" ) );
         m_html.Replace(
             "__ALIASOF__", wxString::Format( AliasOfFormat, EscapedHTML( root_name ) ) );
     }
 }

/* Add a new name to the alias list box
 *  New name cannot be the root name, and must not exists
 */
void DIALOG_EDIT_COMPONENT_IN_LIBRARY::AddAliasOfPart( wxCommandEvent& event )
{
    wxString aliasname;
    LIB_PART*      component = m_Parent->GetCurPart();
    PART_LIB* library = m_Parent->GetCurLib();

    if( component == NULL )
        return;

    wxTextEntryDialog dlg( this, _( "New alias:" ), _( "Component Alias" ), aliasname );

    if( dlg.ShowModal() != wxID_OK )
        return; // cancelled by user

    aliasname = dlg.GetValue( );

    aliasname.Replace( wxT( " " ), wxT( "_" ) );
    if( aliasname.IsEmpty() )
        return;

    if( m_PartAliasListCtrl->FindString( aliasname ) != wxNOT_FOUND )
    {
        wxString msg;
        msg.Printf( _( "Alias or component name <%s> already in use." ),
                    GetChars( aliasname ) );
        DisplayError( this, msg );
        return;
    }

    if( library && library->FindEntry( aliasname ) != NULL )
    {
        wxString msg;
        msg.Printf( _( "Alias or component name <%s> already exists in library <%s>." ),
                    GetChars( aliasname ),
                    GetChars( library->GetName() ) );
        DisplayError( this, msg );
        return;
    }

    m_PartAliasListCtrl->Append( aliasname );

    if( m_Parent->GetAliasName().CmpNoCase( component->GetName() ) == 0 )
        m_ButtonDeleteAllAlias->Enable( true );

    m_ButtonDeleteOneAlias->Enable( true );
}

void LIB_EDIT_FRAME::GetComponentFromUndoList( wxCommandEvent& event )
{
    if( GetScreen()->GetUndoCommandCount() <= 0 )
        return;

    PICKED_ITEMS_LIST* lastcmd = new PICKED_ITEMS_LIST();

    LIB_PART*      part = GetCurPart();

    ITEM_PICKER wrapper( part, UR_LIBEDIT );

    lastcmd->PushItem( wrapper );
    GetScreen()->PushCommandToRedoList( lastcmd );

    lastcmd = GetScreen()->PopCommandFromUndoList();

    wrapper = lastcmd->PopItem();

    part = (LIB_PART*     ) wrapper.GetItem();

    // Do not delete the previous part by calling SetCurPart( part ),
    // which calls delete <previous part>.
    // <previous part> is now put in redo list and is owned by this list.
    // Just set the current part to the part which come from the undo list
    m_my_part = part;

    if( !part )
        return;

    if( !m_aliasName.IsEmpty() && !part->HasAlias( m_aliasName ) )
        m_aliasName = part->GetName();

    m_drawItem = NULL;
    UpdateAliasSelectList();
    UpdatePartSelectList();
    SetShowDeMorgan( part->HasConversion() );
    DisplayLibInfos();
    DisplayCmpDoc();
    OnModify();
    m_canvas->Refresh();
}

XNODE* NETLIST_EXPORTER_GENERIC::makeLibParts()
{
    XNODE*      xlibparts = node( wxT( "libparts" ) );   // auto_ptr
    wxString    sLibpart  = wxT( "libpart" );
    wxString    sLib      = wxT( "lib" );
    wxString    sPart     = wxT( "part" );
    wxString    sAliases  = wxT( "aliases" );
    wxString    sAlias    = wxT( "alias" );
    wxString    sPins     = wxT( "pins" );      // key for library component pins list
    wxString    sPin      = wxT( "pin" );       // key for one library component pin descr
    wxString    sPinNum   = wxT( "num" );       // key for one library component pin num
    wxString    sPinName  = wxT( "name" );      // key for one library component pin name
    wxString    sPinType  = wxT( "type" );      // key for one library component pin electrical type
    wxString    sName     = wxT( "name" );
    wxString    sField    = wxT( "field" );
    wxString    sFields   = wxT( "fields" );
    wxString    sDescr    = wxT( "description" );
    wxString    sDocs     = wxT( "docs" );
    wxString    sFprints  = wxT( "footprints" );
    wxString    sFp       = wxT( "fp" );

    LIB_PINS    pinList;
    LIB_FIELDS  fieldList;

    m_Libraries.clear();

    for( std::set<LIB_PART*>::iterator it = m_LibParts.begin(); it!=m_LibParts.end();  ++it )
    {
        LIB_PART* lcomp = *it;
        PART_LIB* library = lcomp->GetLib();

        m_Libraries.insert( library );  // inserts component's library if unique

        XNODE* xlibpart;
        xlibparts->AddChild( xlibpart = node( sLibpart ) );
        xlibpart->AddAttribute( sLib, library->GetLogicalName() );
        xlibpart->AddAttribute( sPart, lcomp->GetName()  );

        if( lcomp->GetAliasCount() )
        {
            wxArrayString aliases = lcomp->GetAliasNames( false );
            if( aliases.GetCount() )
            {
                XNODE* xaliases = node( sAliases );
                xlibpart->AddChild( xaliases );
                for( unsigned i=0;  i<aliases.GetCount();  ++i )
                {
                    xaliases->AddChild( node( sAlias, aliases[i] ) );
                }
            }
        }

        //----- show the important properties -------------------------
        if( !lcomp->GetAlias( 0 )->GetDescription().IsEmpty() )
            xlibpart->AddChild( node( sDescr, lcomp->GetAlias( 0 )->GetDescription() ) );

        if( !lcomp->GetAlias( 0 )->GetDocFileName().IsEmpty() )
            xlibpart->AddChild( node( sDocs,  lcomp->GetAlias( 0 )->GetDocFileName() ) );

        // Write the footprint list
        if( lcomp->GetFootPrints().GetCount() )
        {
            XNODE*  xfootprints;
            xlibpart->AddChild( xfootprints = node( sFprints ) );

            for( unsigned i=0; i<lcomp->GetFootPrints().GetCount(); ++i )
            {
                xfootprints->AddChild( node( sFp, lcomp->GetFootPrints()[i] ) );
            }
        }

        //----- show the fields here ----------------------------------
        fieldList.clear();
        lcomp->GetFields( fieldList );

        XNODE*     xfields;
        xlibpart->AddChild( xfields = node( sFields ) );

        for( unsigned i=0;  i<fieldList.size();  ++i )
        {
            if( !fieldList[i].GetText().IsEmpty() )
            {
                XNODE*     xfield;
                xfields->AddChild( xfield = node( sField, fieldList[i].GetText() ) );
                xfield->AddAttribute( sName, fieldList[i].GetName(false) );
            }
        }

        //----- show the pins here ------------------------------------
        pinList.clear();
        lcomp->GetPins( pinList, 0, 0 );

        /* we must erase redundant Pins references in pinList
         * These redundant pins exist because some pins
         * are found more than one time when a component has
         * multiple parts per package or has 2 representations (DeMorgan conversion)
         * For instance, a 74ls00 has DeMorgan conversion, with different pin shapes,
         * and therefore each pin  appears 2 times in the list.
         * Common pins (VCC, GND) can also be found more than once.
         */
//.........这里部分代码省略.........

void LIB_EDIT_FRAME::OnExportPart( wxCommandEvent& event )
{
    wxString    msg, title;
    bool        createLib = ( event.GetId() == ExportPartId ) ? false : true;

    LIB_PART*   part = GetCurPart();

    if( !part )
    {
        DisplayError( this, _( "There is no component selected to save." ) );
        return;
    }

    wxFileName fn = part->GetName().Lower();

    fn.SetExt( SchematicLibraryFileExtension );

    title = createLib ? _( "New Library" ) : _( "Export Component" );

    wxFileDialog dlg( this, title, m_mruPath, fn.GetFullName(),
                      SchematicLibraryFileWildcard, wxFD_SAVE | wxFD_OVERWRITE_PROMPT );

    if( dlg.ShowModal() == wxID_CANCEL )
        return;

    fn = dlg.GetPath();

    std::unique_ptr<PART_LIB> temp_lib( new PART_LIB( LIBRARY_TYPE_EESCHEMA, fn.GetFullPath() ) );

    SaveOnePart( temp_lib.get() );

    bool result = false;

    try
    {
        FILE_OUTPUTFORMATTER    formatter( fn.GetFullPath() );

        result = temp_lib.get()->Save( formatter );
    }
    catch( ... /* IO_ERROR ioe */ )
    {
        fn.MakeAbsolute();
        msg = wxT( "Failed to create component library file " ) + fn.GetFullPath();
        DisplayError( this, msg );
        return;
    }

    try
    {
        wxFileName              docFileName = fn;

        docFileName.SetExt( DOC_EXT );

        FILE_OUTPUTFORMATTER    formatter( docFileName.GetFullPath() );

        result = temp_lib.get()->SaveDocs( formatter );
    }
    catch( ... /* IO_ERROR ioe */ )
    {
        fn.MakeAbsolute();
        msg = wxT( "Failed to create component library document file " ) + fn.GetFullPath();
        DisplayError( this, msg );
        return;
    }

    if( result )
        m_mruPath = fn.GetPath();

    if( result )
    {
        if( createLib )
        {
            msg.Printf( _( "'%s' - OK" ), GetChars( fn.GetFullPath() ) );
            DisplayInfoMessage( this, _(
                "This library will not be available until it is loaded by Eeschema.\n\n"
                "Modify the Eeschema library configuration if you want to include it"
                " as part of this project." ) );
        }
        else
        {
            msg.Printf( _( "'%s' - Export OK" ), GetChars( fn.GetFullPath() ) );
        }
    }
    else    // Error
    {
        msg.Printf( _( "Error creating '%s'" ), GetChars( fn.GetFullName() ) );
    }

    SetStatusText( msg );
}

void LIB_EDIT_FRAME::OnPlotCurrentComponent( wxCommandEvent& event )
{
    wxString   fullFileName;
    wxString   file_ext;
    wxString   mask;

    LIB_PART*      part = GetCurPart();

    if( !part )
    {
        wxMessageBox( _( "No component" ) );
        return;
    }

    switch( event.GetId() )
    {
    case ID_LIBEDIT_GEN_PNG_FILE:
        {
            bool       fmt_is_jpeg = false; // could be selectable later. so keep this option.

            file_ext = fmt_is_jpeg ? wxT( "jpg" ) : wxT( "png" );
            mask     = wxT( "*." ) + file_ext;
            wxFileName fn( part->GetName() );
            fn.SetExt( file_ext );

            wxString pro_dir = wxPathOnly( Prj().GetProjectFullName() );

            fullFileName = EDA_FILE_SELECTOR( _( "Filename:" ), pro_dir,
                                             fn.GetFullName(), file_ext, mask, this,
                                             wxFD_SAVE, true );

            if( fullFileName.IsEmpty() )
                return;

            // calling wxYield is mandatory under Linux, after closing the file selector dialog
            // to refresh the screen before creating the PNG or JPEG image from screen
            wxYield();
            CreatePNGorJPEGFile( fullFileName, fmt_is_jpeg );
        }
        break;

    case ID_LIBEDIT_GEN_SVG_FILE:
        {
            file_ext = wxT( "svg" );
            mask     = wxT( "*." ) + file_ext;
            wxFileName fn( part->GetName() );
            fn.SetExt( file_ext );

            wxString pro_dir = wxPathOnly( Prj().GetProjectFullName() );

            fullFileName = EDA_FILE_SELECTOR( _( "Filename:" ), pro_dir,
                                              fn.GetFullName(), file_ext, mask, this,
                                              wxFD_SAVE, true );

            if( fullFileName.IsEmpty() )
                return;

            PAGE_INFO pageSave = GetScreen()->GetPageSettings();
            PAGE_INFO pageTemp = pageSave;

            wxSize componentSize = part->GetUnitBoundingBox( m_unit, m_convert ).GetSize();

            // Add a small margin to the plot bounding box
            pageTemp.SetWidthMils(  int( componentSize.x * 1.2 ) );
            pageTemp.SetHeightMils( int( componentSize.y * 1.2 ) );

            GetScreen()->SetPageSettings( pageTemp );
            SVG_PlotComponent( fullFileName );
            GetScreen()->SetPageSettings( pageSave );
        }
        break;
    }
}

void LIB_EDIT_FRAME::DeleteOnePart( wxCommandEvent& event )
{
    wxString      cmp_name;
    LIB_ALIAS*    libEntry;
    wxArrayString nameList;
    wxString      msg;

    m_canvas->EndMouseCapture( ID_NO_TOOL_SELECTED, m_canvas->GetDefaultCursor() );

    m_lastDrawItem = NULL;
    m_drawItem = NULL;

    LIB_PART *part = GetCurPart();
    PART_LIB* lib = GetCurLib();

    if( !lib )
    {
        SelectActiveLibrary();

        lib = GetCurLib();
        if( !lib )
        {
            DisplayError( this, _( "Please select a component library." ) );
            return;
        }
    }

    auto adapter( CMP_TREE_MODEL_ADAPTER::Create( Prj().SchLibs() ) );

    wxString name = part ? part->GetName() : wxString( wxEmptyString );
    adapter->SetPreselectNode( name, /* aUnit */ 0 );
    adapter->ShowUnits( false );
    adapter->AddLibrary( *lib );

    wxString dialogTitle;
    dialogTitle.Printf( _( "Delete Component (%u items loaded)" ), adapter->GetComponentsCount() );

    DIALOG_CHOOSE_COMPONENT dlg( this, dialogTitle, adapter, m_convert );

    if( dlg.ShowModal() == wxID_CANCEL )
    {
        return;
    }

    libEntry = dlg.GetSelectedAlias( NULL );

    if( !libEntry )
    {
        msg.Printf( _( "Entry '%s' not found in library '%s'." ),
                    GetChars( libEntry->GetName() ),
                    GetChars( lib->GetName() ) );
        DisplayError( this, msg );
        return;
    }

    msg.Printf( _( "Delete component '%s' from library '%s' ?" ),
                GetChars( libEntry->GetName() ),
                GetChars( lib->GetName() ) );

    if( !IsOK( this, msg ) )
        return;

    part = GetCurPart();

    if( !part || !part->HasAlias( libEntry->GetName() ) )
    {
        lib->RemoveAlias( libEntry );
        m_canvas->Refresh();
        return;
    }

    // If deleting the current entry or removing one of the aliases for
    // the current entry, sync the changes in the current entry as well.

    if( GetScreen()->IsModify() && !IsOK( this, _(
        "The component being deleted has been modified."
        " All changes will be lost. Discard changes?" ) ) )
    {
        return;
    }

    LIB_ALIAS* nextEntry = lib->RemoveAlias( libEntry );

    if( nextEntry != NULL )
    {
        if( LoadOneLibraryPartAux( nextEntry, lib ) )
            Zoom_Automatique( false );
    }
    else
    {
        SetCurPart( NULL );     // delete CurPart
        m_aliasName.Empty();
    }

    m_canvas->Refresh();
}

void LIB_EDIT_FRAME::SaveOneSymbol()
{
    wxString        msg;
    PROJECT&        prj = Prj();
    SEARCH_STACK*   search = prj.SchSearchS();
    LIB_PART*       part = GetCurPart();

    if( !part || part->GetDrawItemList().empty() )
        return;

    wxString default_path = prj.GetRString( PROJECT::SCH_LIB_PATH );
    if( !default_path )
        default_path = search->LastVisitedPath();

    wxFileDialog dlg( this, _( "Export Symbol Drawings" ), default_path,
                      part->GetName(), SchematicSymbolFileWildcard,
                      wxFD_SAVE | wxFD_OVERWRITE_PROMPT );

    if( dlg.ShowModal() == wxID_CANCEL )
        return;

    wxFileName fn = dlg.GetPath();

    /* The GTK file chooser doesn't return the file extension added to
     * file name so add it here. */
    if( fn.GetExt().IsEmpty() )
        fn.SetExt( SchematicSymbolFileExtension );

    prj.SetRString( PROJECT::SCH_LIB_PATH, fn.GetPath() );

    msg.Printf( _( "Saving symbol in '%s'" ), GetChars( fn.GetPath() ) );
    SetStatusText( msg );

    wxString line;

    // File header
    line << wxT( LIBFILE_IDENT ) << wxT( " " ) << LIB_VERSION_MAJOR
         << wxT( "." ) << LIB_VERSION_MINOR << wxT( "  SYMBOL  " )
         << wxT( "Date: " ) << DateAndTime() << wxT( "\n" );

    // Component name comment and definition.
    line << wxT( "# SYMBOL " ) << part->GetName() << wxT( "\n#\nDEF " )
         << part->GetName() << wxT( " " );

    if( !part->GetReferenceField().GetText().IsEmpty() )
        line << part->GetReferenceField().GetText() << wxT( " " );
    else
        line << wxT( "~ " );

    line << 0 << wxT( " " ) << part->GetPinNameOffset() << wxT( " " );

    if( part->ShowPinNumbers() )
        line << wxT( "Y " );
    else
        line << wxT( "N " );

    if( part->ShowPinNames() )
        line << wxT( "Y " );
    else
        line << wxT( "N " );

    line << wxT( "1 0 N\n" );

    try
    {
        FILE_OUTPUTFORMATTER    formatter( fn.GetFullPath() );

        try
        {
            formatter.Print( 0, "%s", TO_UTF8( line ) );
            part->GetReferenceField().Save( formatter );
            part->GetValueField().Save( formatter );
            formatter.Print( 0, "DRAW\n" );

            LIB_ITEMS& drawList = part->GetDrawItemList();

            for( LIB_ITEM& item : drawList )
            {
                if( item.Type() == LIB_FIELD_T )
                    continue;

                // Don't save unused parts or alternate body styles.
                if( m_unit && item.GetUnit() && ( item.GetUnit() != m_unit ) )
                    continue;

                if( m_convert && item.GetConvert() && ( item.GetConvert() != m_convert ) )
                    continue;

                item.Save( formatter );
            }

            formatter.Print( 0, "ENDDRAW\n" );
            formatter.Print( 0, "ENDDEF\n" );
        }
        catch( const IO_ERROR& ioe )
        {
            msg.Printf( _( "An error occurred attempting to save symbol file '%s'" ),
                        GetChars( fn.GetFullPath() ) );
            DisplayError( this, msg );
        }
//.........这里部分代码省略.........