QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE"); //我用的是SQLite 数据库
db.setDatabaseName("storagemanage.db"); // storagemanage.db 当然就是 数据库名字了
if (!db.open())
{
QMessageBox::critical(0, qApp->tr("Cannot open database"), //套话 例子上考的 呵呵
qApp->tr("Unable to establish a database connection.\n"
"This example needs SQLite support. Please read "
"the Qt SQL driver documentation for information how "
"to build it.\n\n"
"Click Cancel to exit."), QMessageBox::Cancel);
return false;
}
引用别人的 呵呵