C++ (Cpp) OpenBase示例

示例#1

文件： mainwindow.cpp 项目： Zoominger/QtNotes

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    QTextCodec *utfcodec = QTextCodec::codecForName("UTF-8");
    QTextCodec::setCodecForTr(utfcodec);
    QTextCodec::setCodecForCStrings(utfcodec);

    base = QSqlDatabase::addDatabase("QSQLITE"); //указываем тип базы

    ui->statusBar->addWidget(&stBar);

    connect(ui->tableView, SIGNAL(clicked(QModelIndex)), SLOT(TableRead(QModelIndex)));
    connect(ui->ButtonSave, SIGNAL(clicked()), SLOT(SaveBaseAll()));
    connect(ui->ButtonDelete, SIGNAL(clicked()), SLOT(DeleteRecord()));
    connect(ui->ButtonSearch, SIGNAL(clicked()), SLOT(Search()));
    connect(ui->ButtonDeleteFilter, SIGNAL(clicked()), SLOT(NoSearch()));
    connect(ui->ActionTruncate, SIGNAL(triggered()), SLOT(Truncate()));
    connect(ui->ButtonAddRecord, SIGNAL(clicked()), SLOT(AddRecord()));
    connect(ui->ActionNewBackup, SIGNAL(triggered()), SLOT(SaveBackup()));
    connect(ui->ActionLoadBackup, SIGNAL(triggered()), SLOT(LoadBackup()));
    connect(ui->AboutBase, SIGNAL(triggered()), SLOT(AboutBase()));
    connect(ui->ActionConvert, SIGNAL(triggered()), SLOT(ConvertFromOperaNotes()));
    connect(ui->ActionOpenBase, SIGNAL(triggered()), SLOT(OpenBase()));

    setAcceptDrops(true);
}

示例#2

文件： CFile.cpp 项目： GenerationOfWorlds/Sphere

bool CGFile::Open( LPCTSTR pszFilename, UINT uModeFlags, void FAR * pExtra )
{
	// RETURN: true = success.
	// OF_BINARY | OF_WRITE
	if ( pszFilename == NULL )
	{
		if ( IsFileOpen())
			return( true );
	}
	else
	{
		Close();	// Make sure it's closed first.
	}

	if ( pszFilename == NULL )
		pszFilename = GetFilePath();
	else
		m_strFileName = pszFilename;

	if ( m_strFileName.IsEmpty())
		return( false );

	m_uMode = uModeFlags;
	if ( ! OpenBase( pExtra ))
		return( false );

	sm_iFilesOpen++;
	ASSERT(sm_iFilesOpen>=0);
	return( true );
}