C++ LIB_ALIAS::GetPart方法代码示例

    void SetHtmlDesc()
    {
        wxString raw_desc;

        if( m_part->IsRoot() )
        {
            raw_desc = m_part->GetDescription();
        }
        else
        {
            LIB_PART* root = m_part->GetPart();

            for( size_t i = 0; i < root->GetAliasCount(); ++i )
            {
                LIB_ALIAS* alias = root->GetAlias( i );

                if( alias && !alias->GetDescription().empty() )
                {
                    raw_desc = alias->GetDescription();
                    break;
                }
            }
        }

        m_html.Replace( "__DESC__", wxString::Format( DescFormat, EscapedHTML( raw_desc ) ) );
    }

void LIB_EDIT_FRAME::OnImportPart( wxCommandEvent& event )
{
    wxString msg;
    m_lastDrawItem = NULL;
    wxString libName = getTargetLib();

    if( !m_libMgr->LibraryExists( libName ) )
    {
        libName = SelectLibraryFromList();

        if( !m_libMgr->LibraryExists( libName ) )
            return;
    }

    wxFileDialog dlg( this, _( "Import Symbol" ), m_mruPath,
                      wxEmptyString, SchematicLibraryFileWildcard(),
                      wxFD_OPEN | wxFD_FILE_MUST_EXIST );

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

    wxFileName fn = dlg.GetPath();
    m_mruPath = fn.GetPath();

    wxArrayString symbols;
    SCH_PLUGIN::SCH_PLUGIN_RELEASER pi( SCH_IO_MGR::FindPlugin( SCH_IO_MGR::SCH_LEGACY ) );

    // TODO dialog to select the part to be imported if there is more than one
    try
    {
        pi->EnumerateSymbolLib( symbols, fn.GetFullPath() );
    }
    catch( const IO_ERROR& ioe )
    {
        msg.Printf( _( "Cannot import symbol library \"%s\"." ), fn.GetFullPath() );
        DisplayErrorMessage( this, msg, ioe.What() );
        return;
    }

    if( symbols.empty() )
    {
        msg.Printf( _( "Symbol library file \"%s\" is empty." ), fn.GetFullPath() );
        DisplayError( this,  msg );
        return;
    }

    wxString symbolName = symbols[0];
    LIB_ALIAS* entry = pi->LoadSymbol( fn.GetFullPath(), symbolName );

    if( m_libMgr->PartExists( symbols[0], libName ) )
    {
        msg.Printf( _( "Symbol \"%s\" already exists in library \"%s\"." ), symbolName, libName );
        DisplayError( this,  msg );
        return;
    }

    m_libMgr->UpdatePart( entry->GetPart(), libName );
    SyncLibraries( false );
    loadPart( symbolName, libName, 1 );
}

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 );
    }
}

LIB_PART* SchGetLibPart( const LIB_ID& aLibId, SYMBOL_LIB_TABLE* aLibTable, PART_LIB* aCacheLib,
                         wxWindow* aParent, bool aShowErrorMsg )
{
    LIB_ALIAS* alias = SchGetLibAlias( aLibId, aLibTable, aCacheLib, aParent, aShowErrorMsg );

    return ( alias ) ? alias->GetPart() : NULL;
}

LIB_PART* LIB_VIEW_FRAME::getSelectedSymbol() const
{
    LIB_PART* symbol = NULL;
    LIB_ALIAS* alias = getSelectedAlias();

    if( alias )
        symbol = alias->GetPart();

    return symbol;
}

    void SetHtmlFieldTable()
    {
        wxString fieldtable;
        LIB_FIELDS fields;
        m_part->GetPart()->GetFields( fields );

        for( auto const & field: fields )
        {
            fieldtable += GetHtmlFieldRow( field );
        }

        m_html.Replace( "__FIELDS__", fieldtable );
    }

 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 ) ) );
     }
 }

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 );
}

LIB_PART* LIB_EDIT_FRAME::getTargetPart() const
{
    LIB_ALIAS* alias = nullptr;

    if( m_treePane->GetLibTree()->IsMenuActive() )
    {
        LIB_ID libId = m_treePane->GetLibTree()->GetSelectedLibId();
        alias = m_libMgr->GetAlias( libId.GetLibItemName(), libId.GetLibNickname() );
    }
    else if( LIB_PART* part = GetCurPart() )
    {
        alias = part->GetAlias( 0 );
    }

    return alias ? alias->GetPart() : nullptr;
}

const BOX2I LIB_VIEW_FRAME::GetDocumentExtents() const
{
    LIB_ALIAS*  alias = getSelectedAlias();
    LIB_PART*   part = alias ? alias->GetPart() : nullptr;

    if( !part )
    {
        return BOX2I( VECTOR2I(-200, -200), VECTOR2I( 400, 400 ) );
    }
    else
    {
        EDA_RECT bbox = part->GetUnitBoundingBox( m_unit, m_convert );
        return BOX2I( bbox.GetOrigin(), VECTOR2I( bbox.GetWidth(), bbox.GetHeight() ) );

    }
}

double LIB_VIEW_FRAME::BestZoom()
{
    LIB_PART*   part = NULL;
    double      defaultLibraryZoom = 7.33;

    if( m_libraryName.IsEmpty() || m_entryName.IsEmpty() )
    {
        SetScrollCenterPosition( wxPoint( 0, 0 ) );
        return defaultLibraryZoom;
    }

    LIB_ALIAS* alias = nullptr;

    try
    {
        alias = Prj().SchSymbolLibTable()->LoadSymbol( m_libraryName, m_entryName );
    }
    catch( ... )
    {
    }

    if( alias )
        part = alias->GetPart();

    if( !part )
    {
        SetScrollCenterPosition( wxPoint( 0, 0 ) );
        return defaultLibraryZoom;
    }

    EDA_RECT boundingBox = part->GetUnitBoundingBox( m_unit, m_convert );

    double  sizeX  = (double) boundingBox.GetWidth();
    double  sizeY  = (double) boundingBox.GetHeight();
    wxPoint centre = boundingBox.Centre();

    // Reserve a 20% margin around component bounding box.
    double  margin_scale_factor = 1.2;

    return bestZoom( sizeX, sizeY, margin_scale_factor, centre );
}

void AddMenusForEditComponent( wxMenu* PopMenu, SCH_COMPONENT* Component, PART_LIBS* aLibs )
{
    if( Component->Type() != SCH_COMPONENT_T )
    {
        wxASSERT( 0 );
        return;
    }

    wxString    msg;
    LIB_PART*   part = NULL;
    LIB_ALIAS*  libEntry = aLibs->FindLibraryEntry( Component->GetPartName() );

    if( libEntry )
        part = libEntry->GetPart();

    wxMenu* editmenu = new wxMenu;
    msg = AddHotkeyName( _( "Edit" ), g_Schematic_Hokeys_Descr, HK_EDIT );
    AddMenuItem( editmenu, ID_SCH_EDIT_ITEM, msg, KiBitmap( edit_component_xpm ) );

    if( part && part->IsNormal() )
    {
        msg = AddHotkeyName( _( "Value" ), g_Schematic_Hokeys_Descr,
                             HK_EDIT_COMPONENT_VALUE );
        AddMenuItem( editmenu, ID_SCH_EDIT_COMPONENT_VALUE, msg,
                     KiBitmap( edit_comp_value_xpm ) );

        msg = AddHotkeyName( _( "Reference" ), g_Schematic_Hokeys_Descr,
                             HK_EDIT_COMPONENT_REFERENCE );
        AddMenuItem( editmenu, ID_SCH_EDIT_COMPONENT_REFERENCE, msg,
                     KiBitmap( edit_comp_ref_xpm ) );

        msg = AddHotkeyName( _( "Footprint" ), g_Schematic_Hokeys_Descr,
                             HK_EDIT_COMPONENT_FOOTPRINT );
        AddMenuItem( editmenu, ID_SCH_EDIT_COMPONENT_FOOTPRINT, msg,
                     KiBitmap( edit_comp_footprint_xpm ) );
    }

    if( part && part->HasConversion() )
        AddMenuItem( editmenu, ID_POPUP_SCH_EDIT_CONVERT_CMP, _( "Convert" ),
                     KiBitmap( component_select_alternate_shape_xpm ) );

    if( part && part->GetUnitCount() >= 2 )
    {
        wxMenu* sel_unit_menu = new wxMenu;
        int ii;

        for( ii = 0; ii < part->GetUnitCount(); ii++ )
        {
            wxString num_unit;
            int unit = Component->GetUnit();
            num_unit.Printf( _( "Unit %s" ), GetChars( LIB_PART::SubReference(  ii + 1, false ) ) );
            wxMenuItem * item = sel_unit_menu->Append( ID_POPUP_SCH_SELECT_UNIT1 + ii,
                                num_unit, wxEmptyString,
                                wxITEM_CHECK );
            if( unit == ii + 1 )
                item->Check(true);

            // The ID max for these submenus is ID_POPUP_SCH_SELECT_UNIT_CMP_MAX
            // See eeschema_id to modify this value.
            if( ii >= (ID_POPUP_SCH_SELECT_UNIT_CMP_MAX - ID_POPUP_SCH_SELECT_UNIT1) )
                break;      // We have used all IDs for these submenus
        }

        AddMenuItem( editmenu, sel_unit_menu, ID_POPUP_SCH_SELECT_UNIT_CMP,
                     _( "Unit" ), KiBitmap( component_select_unit_xpm ) );
    }

    if( !Component->GetFlags() )
    {
        msg = AddHotkeyName( _( "Edit with Library Editor" ), g_Schematic_Hokeys_Descr,
                             HK_EDIT_COMPONENT_WITH_LIBEDIT );
        AddMenuItem( editmenu, ID_POPUP_SCH_CALL_LIBEDIT_AND_LOAD_CMP,
                     msg, KiBitmap( libedit_xpm ) );
    }

    AddMenuItem( PopMenu, editmenu, ID_SCH_EDIT_ITEM,
                 _( "Edit Component" ), KiBitmap( edit_component_xpm ) );
}

void COMPONENT_TREE_SEARCH_CONTAINER::AddAliasList( const wxString& aNodeName,
                                                    const wxArrayString& aAliasNameList,
                                                    PART_LIB* aOptionalLib )
{
    TREE_NODE* const lib_node = new TREE_NODE( TREE_NODE::TYPE_LIB,  NULL, NULL,
                                               aNodeName, wxEmptyString, wxEmptyString );
    m_nodes.push_back( lib_node );

    for( const wxString& aName : aAliasNameList )
    {
        LIB_ALIAS* a;

        if( aOptionalLib )
            a = aOptionalLib->FindAlias( aName );
        else
            a = m_libs->FindLibraryAlias( aName, wxEmptyString );

        if( a == NULL )
            continue;

        wxString search_text;
        search_text = ( a->GetKeyWords().empty() ) ? wxT("        ") : a->GetKeyWords();
        search_text += a->GetDescription();

        wxString display_info;

        if( !a->GetDescription().empty() )
        {
            // Preformatting. Unfortunately, the tree widget doesn't have columns
            // and using tabs does not work very well or does not work at all
            // (depending on OS versions). So indent with spaces in fixed-font width.

            // The 98%-ile of length of strings found in the standard library is 15
            // characters. Use this as a reasonable cut-off point for aligned indentation.
            // For the few component names longer than that, the description is indented a
            // bit more.
            // The max found in the default lib would be 20 characters, but that creates too
            // much visible whitespace for the less extreme component names.
            const int COLUMN_DESCR_POS = 15;
            const int indent_len = COLUMN_DESCR_POS - a->GetName().length();
            display_info = wxString::Format( wxT( " %*s [ %s ]" ),
                                             indent_len > 0 ? indent_len : 0, wxT( "" ),
                                             GetChars( a->GetDescription() ) );
        }

        TREE_NODE* alias_node = new TREE_NODE( TREE_NODE::TYPE_ALIAS, lib_node,
                                               a, a->GetName(), display_info, search_text );
        m_nodes.push_back( alias_node );

        if( a->GetPart()->IsMulti() )    // Add all units as sub-nodes.
        {
            for( int u = 1; u <= a->GetPart()->GetUnitCount(); ++u )
            {
                wxString unitName = _("Unit");
                unitName += wxT( " " ) + LIB_PART::SubReference( u, false );
                TREE_NODE* unit_node = new TREE_NODE( TREE_NODE::TYPE_UNIT,
                                                      alias_node, a,
                                                      unitName,
                                                      wxEmptyString, wxEmptyString );
                unit_node->Unit = u;
                m_nodes.push_back( unit_node );
            }
        }

        ++m_components_added;
    }
}

void LIB_EDIT_FRAME::OnExportPart( wxCommandEvent& event )
{
    wxString msg, title;
    LIB_PART* part = getTargetPart();

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

    wxFileName fn;

    fn.SetName( part->GetName().Lower() );
    fn.SetExt( SchematicLibraryFileExtension );

    wxFileDialog dlg( this, _( "Export Symbol" ), m_mruPath, fn.GetFullName(),
                      SchematicLibraryFileWildcard(), wxFD_SAVE );

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

    fn = dlg.GetPath();
    fn.MakeAbsolute();

    LIB_PART* old_part = NULL;

    SCH_PLUGIN::SCH_PLUGIN_RELEASER pi( SCH_IO_MGR::FindPlugin( SCH_IO_MGR::SCH_LEGACY ) );

    if( fn.FileExists() )
    {
        try
        {
            LIB_ALIAS* alias = pi->LoadSymbol( fn.GetFullPath(), part->GetName() );

            if( alias )
                old_part = alias->GetPart();
        }
        catch( const IO_ERROR& ioe )
        {
            msg.Printf( _( "Error occurred attempting to load symbol library file \"%s\"" ),
                        fn.GetFullPath() );
            DisplayErrorMessage( this, msg, ioe.What() );
            return;
        }

        if( old_part )
        {
            msg.Printf( _( "Symbol \"%s\" already exists in \"%s\"." ),
                        part->GetName(),
                        fn.GetFullName() );

            KIDIALOG errorDlg( this, msg, _( "Confirmation" ), wxOK | wxCANCEL | wxICON_WARNING );
            errorDlg.SetOKLabel( _( "Overwrite" ) );
            errorDlg.DoNotShowCheckbox( __FILE__, __LINE__ );

            if( errorDlg.ShowModal() == wxID_CANCEL )
                return;
        }
    }

    if( fn.Exists() && !fn.IsDirWritable() )
    {
        msg.Printf( _( "Write permissions are required to save library \"%s\"." ), fn.GetFullPath() );
        DisplayError( this, msg );
        return;
    }

    try
    {
        if( !fn.FileExists() )
            pi->CreateSymbolLib( fn.GetFullPath() );

        pi->SaveSymbol( fn.GetFullPath(), new LIB_PART( *part ) );
    }
    catch( const IO_ERROR& ioe )
    {
        msg = _( "Failed to create symbol library file " ) + fn.GetFullPath();
        DisplayErrorMessage( this, msg, ioe.What() );
        msg.Printf( _( "Error creating symbol library \"%s\"" ), fn.GetFullName() );
        SetStatusText( msg );
        return;
    }

    m_mruPath = fn.GetPath();
    m_lastDrawItem = NULL;
    SetDrawItem( NULL );

    msg.Printf( _( "Symbol \"%s\" saved in library \"%s\"" ), part->GetName(), fn.GetFullPath() );
    SetStatusText( msg );

    // See if the user wants it added to a library table (global or project)
    SYMBOL_LIB_TABLE* libTable = selectSymLibTable( true );

    if( libTable )
    {
        if( !m_libMgr->AddLibrary( fn.GetFullPath(), libTable ) )
        {
            DisplayError( this, _( "Could not open the library file." ) );
            return;
//.........这里部分代码省略.........

bool DIALOG_CHOOSE_COMPONENT::updateSelection()
{
    int unit = 0;
    LIB_ALIAS* selection = m_search_container->GetSelectedAlias( &unit );

    m_componentView->Refresh();

    m_componentDetails->Clear();

    if( selection == NULL )
        return false;

    m_componentDetails->Freeze();
    wxFont font_normal = m_componentDetails->GetFont();
    wxFont font_bold = m_componentDetails->GetFont();
    font_bold.SetWeight( wxFONTWEIGHT_BOLD );

    wxTextAttr headline_attribute;
    headline_attribute.SetFont( font_bold );
    wxTextAttr text_attribute;
    text_attribute.SetFont( font_normal );

    const wxString name = selection->GetName();

    if ( !name.empty() )
    {
        m_componentDetails->SetDefaultStyle( headline_attribute );
        m_componentDetails->AppendText( name );
    }

    const wxString description = selection->GetDescription();

    if( !description.empty() )
    {
        if ( !m_componentDetails->IsEmpty() )
            m_componentDetails->AppendText( wxT( "\n\n" ) );

        m_componentDetails->SetDefaultStyle( headline_attribute );
        m_componentDetails->AppendText( _( "Description\n" ) );
        m_componentDetails->SetDefaultStyle( text_attribute );
        m_componentDetails->AppendText( description );
    }

    const wxString keywords = selection->GetKeyWords();

    if( !keywords.empty() )
    {
        if ( !m_componentDetails->IsEmpty() )
            m_componentDetails->AppendText( wxT( "\n\n" ) );

        m_componentDetails->SetDefaultStyle( headline_attribute );
        m_componentDetails->AppendText( _( "Keywords\n" ) );
        m_componentDetails->SetDefaultStyle( text_attribute );
        m_componentDetails->AppendText( keywords );
    }

    if ( !selection->IsRoot() )
    {
        LIB_PART* root_part = selection->GetPart();
        const wxString root_component_name( root_part ? root_part->GetName() : _( "Unknown" ) );

        if ( !m_componentDetails->IsEmpty() )
            m_componentDetails->AppendText( wxT( "\n\n" ) );

        m_componentDetails->SetDefaultStyle( headline_attribute );
        m_componentDetails->AppendText( _( "Alias of " ) );
        m_componentDetails->SetDefaultStyle( text_attribute );
        m_componentDetails->AppendText( root_component_name );
    }

    m_componentDetails->SetInsertionPoint( 0 );  // scroll up.
    m_componentDetails->Thaw();

    return true;
}