1 files changed, 180 insertions, 0 deletions
diff --git a/odb-examples/qt/driver.cxx b/odb-examples/qt/driver.cxx
new file mode 100644
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+++ b/odb-examples/qt/driver.cxx
@@ -0,0 +1,180 @@
+// file      : qt/driver.cxx
+// copyright : not copyrighted - public domain
+
+#include <iostream>
+
+#include <QtCore/QCoreApplication>
+
+#include <odb/database.hxx>
+#include <odb/session.hxx>
+#include <odb/transaction.hxx>
+
+#include "database.hxx" // createDatabase
+
+#include "employee.hxx"
+#include "employee-odb.hxx"
+
+using namespace std;
+using namespace odb::core;
+
+ostream&
+operator<< (ostream& os, const QString& s)
+{
+  return os << s.toStdString ();
+}
+
+int
+main (int argc, char* argv[])
+{
+  QCoreApplication app (argc, argv);
+
+  try
+  {
+    auto_ptr<database> db (createDatabase (argc, argv));
+
+    // Create a few persistent objects.
+    //
+    {
+      // Simple Tech Ltd.
+      //
+      {
+        QSharedPointer<Employer> er (new Employer ("Simple Tech Ltd"));
+
+        QSharedPointer<Employee> john (
+          new Employee ("John",
+                        "Doe",
+                        QDate (1975, 1, 1),
+                        QByteArray ("\0xF1\0x00\0x34\0x45\0x00\0xDE", 6),
+                        er));
+
+        QSharedPointer<Employee> jane (
+          new Employee ("Jane",
+                        "Doe",
+                        QDate (1976, 2, 2),
+                        QByteArray ("\0xD7\0x00\0x14", 3),
+                        er));
+
+        john->emails ().insert ("john_d@example.com");
+        john->emails ().insert ("john.doe@simple.com");
+        jane->emails ().insert ("jane_d@example.com");
+        jane->emails ().insert ("jane.doe@simple.com");
+
+        // Set the inverse side of the employee-employer relationship.
+        //
+        er->employees ().push_back (john);
+        er->employees ().push_back (jane);
+
+        transaction t (db->begin ());
+
+        db->persist (er);
+
+        db->persist (john);
+        db->persist (jane);
+
+        t.commit ();
+      }
+
+      // Complex Systems Inc.
+      //
+      {
+        QSharedPointer<Employer> er (new Employer ("Complex Systems Inc"));
+
+        QSharedPointer<Employee> john (
+          new Employee ("John",
+                        "Smith",
+                        QDate (1977, 3, 3),
+                        QByteArray ("\0x23\0xFD\0x8F\0x00", 4),
+                        er));
+
+        QSharedPointer<Employee> jane (
+          new Employee ("Jane",
+                        "Smith",
+                        QDate (1978, 4, 4),
+                        QByteArray ("0x00\0x32\0x00\0x01\0x00", 5),
+                        er));
+
+        john->emails ().insert ("john_s@example.com");
+        john->emails ().insert ("john.smith@complex.com");
+        jane->emails ().insert ("jane_s@example.com");
+        jane->emails ().insert ("jane.smith@complex.com");
+
+        // Set the inverse side of the employee-employer relationship.
+        //
+        er->employees ().push_back (john);
+        er->employees ().push_back (jane);
+
+        transaction t (db->begin ());
+
+        db->persist (er);
+
+        db->persist (john);
+        db->persist (jane);
+
+        t.commit ();
+      }
+    }
+
+    // Load Simple Tech Ltd and print its employees.
+    //
+    {
+      session s;
+      transaction t (db->begin ());
+
+      QSharedPointer<Employer> stl (db->load<Employer> ("Simple Tech Ltd"));
+
+      Employees& es (stl->employees ());
+
+      for (Employees::iterator i (es.begin ()); i != es.end (); ++i)
+      {
+        QLazyWeakPointer<Employee>& lwp (*i);
+
+        // Load and lock the employee and his employer.
+        //
+        QSharedPointer<Employee> p (lwp.load ());
+        QSharedPointer<Employer> pe (p->employer ().load ());
+
+        cout << p->first () << " " << p->last ()  << endl
+             << "  born: " << p->born ().toString () << endl;
+
+        for (Emails::const_iterator j (p->emails ().begin ()),
+               e (p->emails ().end ()); j != e; ++j)
+        {
+          cout << "  email: " << *j << endl;
+        }
+
+        cout  << "  public key length: " << p->publicKey ().size () << endl
+              << "  employer: " << pe->name () << endl
+              << "  id: " << p->id ().toString () << endl
+              << endl;
+      }
+
+      t.commit ();
+    }
+
+    // Search for Complex Systems Inc employees that were born before
+    // April 1978.
+    //
+    {
+      typedef odb::query<Employee> query;
+      typedef odb::result<Employee> result;
+
+      session s;
+      transaction t (db->begin ());
+
+      result r (db->query<Employee> (
+                  query::employer->name == "Complex Systems Inc" &&
+                  query::born < QDate (1978, 4, 1)));
+
+      for (result::iterator i (r.begin ()); i != r.end (); ++i)
+        cout << i->first () << " " << i->last ()
+             << " " << i->born ().toString () << endl;
+
+      t.commit ();
+    }
+  }
+  catch (const odb::exception& e)
+  {
+    cerr << e.what () << endl;
+    return 1;
+  }
+}