示例#1
0
//std::vector<Table> &DrawingView::GetTablesForView(Database *db)
void TableView::GetTablesForView(Database *db)
{
    std::vector<wxString> tables;
    wxDynamicLibrary lib;
#ifdef __WXMSW__
    lib.Load( "dialogs" );
#elif __WXMAC__
    lib.Load( "liblibdialogs.dylib" );
#else
    lib.Load( "libdialogs" );
#endif
    if( lib.IsLoaded() )
    {
        TABLESELECTION func = (TABLESELECTION) lib.GetSymbol( "SelectTablesForView" );
        int res = func( m_frame, db, tables, GetDocument()->GetTableNames(), true );
        if( res != wxID_CANCEL )
        {
            bool found = false;
            Database *db = ((TableDocument *) GetDocument())->GetDatabase();
            std::map<std::wstring, std::vector<DatabaseTable *> > tbls = db->GetTableVector().m_tables;
            std::vector<DatabaseTable *> tableVec = tbls.at( db->GetTableVector().m_dbName );
            for( std::vector<DatabaseTable *>::iterator it = tableVec.begin(); it < tableVec.end() && !found; it++ )
            {
                if( (*it)->GetTableName() == tables.at( 0 ).ToStdWstring() )
                {
                    m_table = (*it);
                    found = true;
                }
            }
            ((TableDocument *) GetDocument())->AddTables( tables );
        }
    }
//    return tables;
}
示例#2
0
void DatabaseCanvas::OnDropTable(wxCommandEvent &event)
{
    ShapeList list;
    bool isTable;
    int answer;
    MyErdTable *erdTable = NULL;
    DatabaseTable *table = NULL;
    wxString name;
    ConstraintSign *sign = NULL;
    Constraint *constraint = NULL;
    DrawingDocument *doc = (DrawingDocument *) m_view->GetDocument();
    Database *db = doc->GetDatabase();
    std::vector<std::wstring> errors, localColumns, refColumn;
    std::vector<FKField *> newFK;
    std::wstring command;
    int match = 0;
    GetSelectedShapes( list );
    if( list.size() == 1 )
        isTable = true;
    else
        isTable = false;
    for( ShapeList::iterator it = list.begin(); it != list.end(); it++ )
    {
        MyErdTable *tbl = wxDynamicCast( (*it), MyErdTable );
        if( tbl )
            erdTable = tbl;
        ConstraintSign *s = wxDynamicCast( (*it), ConstraintSign );
        if( s )
            sign = s;
    }
    if( isTable )
    {
        table = &( const_cast<DatabaseTable &>( erdTable->GetTable() ) );
        name = const_cast<DatabaseTable &>( erdTable->GetTable() ).GetTableName();
    }
    else
    {
        constraint = sign->GetConstraint();
        constraint->GetLocalColumns( localColumns );
        constraint->GetRefColumns( refColumn );
        match = constraint->GetPGMatch();
    }
    int eventId = event.GetId();
    if( eventId == wxID_DROPOBJECT )
    {
        wxString message = _( "You are about to delete " );
        if( isTable )
            message += _( "table " ) + name + _( ". Are you sure?" );
        else
        {
            message += _( "foreign key " );
            wxString fkName = constraint->GetName();
            if( !fkName.empty() )
                message += fkName;
            else
                message += _( " on " ) + const_cast<DatabaseTable *>( constraint->GetFKTable() )->GetTableName() + _( " references " ) + constraint->GetRefTable() + _( ". Are you sure?" );
        }
        answer = wxMessageBox( message, _( "Database" ), wxYES_NO | wxNO_DEFAULT );
    }
    else
        answer = wxYES;
    if( answer == wxYES )
    {
        if( isTable && ( ( eventId == wxID_DROPOBJECT && !db->DeleteTable( name.ToStdWstring(), errors ) ) || eventId != wxID_DROPOBJECT ) )
        {
            if( m_realSelectedShape == m_selectedShape )
            {
                m_realSelectedShape = NULL;
                ShapeList listShapes;
                m_pManager.GetShapes( CLASSINFO( MyErdTable ), listShapes );
                int size = listShapes.size();
                if( listShapes.size() == 1 )
                    m_realSelectedShape = NULL;
                else
                {
                    MyErdTable *tableToRemove = (MyErdTable *) ( listShapes.Item( size - 1 )->GetData() );
                    if( tableToRemove == erdTable )
                        m_realSelectedShape = (MyErdTable *) ( listShapes.Item( size - 2 )->GetData() );
                    else
                    {
                        bool found = false;
                        int i;
                        for( i = 0; i < size - 1 || !found; i++ )
                            if( listShapes.Item( i )->GetData() == erdTable )
                                found = true;
                        m_realSelectedShape = listShapes.Item( i + 1 )->GetData();
                    }
                }
            }
            m_pManager.RemoveShape( erdTable );
/*            for( ShapeList::iterator it = listShapes.begin(); it != listShapes.end() || !nextShapeFound; ++it )
            {
                CommentFieldShape *shape = wxDynamicCast( (*it), CommentFieldShape );
                if( m_showComments )
                {
                    shape->SetText( const_cast<Field *>( shape->GetFieldForComment() )->GetComment() );
                }
                else
                {
                    shape->SetText( wxEmptyString );
                }
            }*/
            std::map<std::wstring, std::vector<DatabaseTable *> > tables = db->GetTableVector().m_tables;
            std::vector<DatabaseTable *> tableVec = tables.at( db->GetTableVector().m_dbName );
            std::vector<std::wstring> &names = doc->GetTableNameVector();
            if( event.GetId() == wxID_DROPOBJECT )
            {
                tableVec.erase( std::remove( tableVec.begin(), tableVec.end(), table ), tableVec.end() );
            }
            else
                names.erase( std::remove( names.begin(), names.end(), table->GetTableName() ), names.end() );
/*            if( m_realSelectedShape == m_selectedShape )
            {
                
            }
            else
            {*/
                if( m_realSelectedShape )
                    m_realSelectedShape->Select( true );
//            }
        }
        else if( !isTable && !db->ApplyForeignKey( command, constraint->GetName().ToStdWstring(), *( const_cast<DatabaseTable *>( constraint->GetFKTable() ) ), localColumns, constraint->GetRefTable().ToStdWstring(), refColumn, constraint->GetOnDelete(), constraint->GetOnUpdate(), false, newFK, false, match, errors ) )
        {
            sign->DeleteConstraint();
            m_pManager.RemoveShape( sign->GetParentShape() );
            Refresh();
        }
        else
        {
            for( std::vector<std::wstring>::iterator it = errors.begin(); it < errors.end(); it++ )
            {
                wxMessageBox( (*it) );
            }
        }
    }
    Refresh();
}