From 25c332e53064af13c9f119df6bcc2c3847d93695 Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Tue, 19 Apr 2011 09:26:51 +0200
Subject: Add qt/smart-ptr usage to Qt example

---
 qt/driver.cxx   | 20 ++++++++++----------
 qt/employee.hxx | 23 +++++++----------------
 qt/makefile     |  2 +-
 3 files changed, 18 insertions(+), 27 deletions(-)

diff --git a/qt/driver.cxx b/qt/driver.cxx
index f41e4d6..395f0b5 100644
--- a/qt/driver.cxx
+++ b/qt/driver.cxx
@@ -34,16 +34,16 @@ main (int argc, char* argv[])
       // Simple Tech Ltd.
       //
       {
-        shared_ptr<employer> er (new employer ("Simple Tech Ltd"));
+        QSharedPointer<employer> er (new employer ("Simple Tech Ltd"));
 
-        shared_ptr<employee> john (
+        QSharedPointer<employee> john (
           new employee ("John",
                         "Doe",
                         QDate (1974, 5, 23),
                         QByteArray ("\0xF1\0x00\0x34\0x45\0x00\0xDE", 6),
                         er));
 
-        shared_ptr<employee> jane (
+        QSharedPointer<employee> jane (
           new employee ("Jane",
                         "Doe",
                         QDate (1983, 1, 18),
@@ -68,16 +68,16 @@ main (int argc, char* argv[])
       // Complex Systems Inc.
       //
       {
-        shared_ptr<employer> er (new employer ("Complex Systems Inc"));
+        QSharedPointer<employer> er (new employer ("Complex Systems Inc"));
 
-        shared_ptr<employee> john (
+        QSharedPointer<employee> john (
           new employee ("John",
                         "Smith",
                         QDate (1954, 8, 1),
                         QByteArray ("\0x23\0xFD\0x8F\0x00", 4),
                         er));
 
-        shared_ptr<employee> jane (
+        QSharedPointer<employee> jane (
           new employee ("Jane",
                         "Smith",
                         QDate (1976, 12, 31),
@@ -107,18 +107,18 @@ main (int argc, char* argv[])
       session s;
       transaction t (db->begin ());
 
-      shared_ptr<employer> stl (db->load<employer> ("Simple Tech Ltd"));
+      QSharedPointer<employer> stl (db->load<employer> ("Simple Tech Ltd"));
 
       employees& es (stl->employees ());
 
       for (employees::iterator i (es.begin ()); i != es.end (); ++i)
       {
-        lazy_weak_ptr<employee>& lwp (*i);
+        QLazyWeakPointer<employee>& lwp (*i);
 
         // Load and lock the employee and his employer.
         //
-        shared_ptr<employee> p (lwp.load ());
-        shared_ptr<employer> pe (p->employer ().load ());
+        QSharedPointer<employee> p (lwp.load ());
+        QSharedPointer<employer> pe (p->employer ().load ());
 
         cout << p->first () << " " << p->last ()  << endl
              << "  born: " << p->born ().toString () << endl
diff --git a/qt/employee.hxx b/qt/employee.hxx
index 60c6980..f921a97 100644
--- a/qt/employee.hxx
+++ b/qt/employee.hxx
@@ -10,27 +10,18 @@
 #include <QString>
 #include <QByteArray>
 #include <QDateTime>
+#include <QSharedPointer>
 
 #include <odb/core.hxx>
 
-// Include TR1 <memory> header in a compiler-specific fashion. Fall back
-// on the Boost implementation if the compiler does not support TR1.
-//
-#include <odb/tr1/memory.hxx>
-
-#include <odb/tr1/lazy-ptr.hxx>
-
-using std::tr1::shared_ptr;
-
-using odb::tr1::lazy_shared_ptr;
-using odb::tr1::lazy_weak_ptr;
+#include <odb/qt/lazy-ptr.hxx>
 
 // Forward declarations.
 //
 class employer;
 class employee;
 
-typedef std::vector<lazy_weak_ptr<employee> > employees;
+typedef std::vector<QLazyWeakPointer<employee> > employees;
 
 #pragma db object
 class employer
@@ -85,7 +76,7 @@ public:
             const QString& last,
             const QDate& born,
             const QByteArray& public_key,
-            shared_ptr<employer_type> employer)
+            QSharedPointer<employer_type> employer)
       : first_ (first),
         last_ (last),
         born_ (born),
@@ -126,14 +117,14 @@ public:
 
   // Employer.
   //
-  lazy_shared_ptr<employer_type>
+  QLazySharedPointer<employer_type>
   employer () const
   {
     return employer_;
   }
 
   void
-  employer (shared_ptr<employer_type> employer)
+  employer (QSharedPointer<employer_type> employer)
   {
     employer_ = employer;
   }
@@ -154,7 +145,7 @@ private:
   QByteArray public_key_;
 
   #pragma db not_null
-  lazy_shared_ptr<employer_type> employer_;
+  QLazySharedPointer<employer_type> employer_;
 };
 
 #endif // EMPLOYEE_HXX
diff --git a/qt/makefile b/qt/makefile
index 22af2d1..1b7f0ae 100644
--- a/qt/makefile
+++ b/qt/makefile
@@ -56,7 +56,7 @@ gen  := $(addprefix $(out_base)/,$(genf))
 $(gen): $(odb)
 $(gen): odb := $(odb)
 $(gen) $(dist): export odb_options += --database $(db_id) --profile qt \
---generate-query --generate-schema --default-pointer std::tr1::shared_ptr
+--generate-query --generate-schema
 $(gen): cpp_options := -I$(src_base)
 $(gen): $(odb.l.cpp-options) $(odb_qt.l.cpp-options) $(qt_core.l.cpp-options)
 
-- 
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