From aa353b3d0ff3c69a8a8873dad62b53cfac9cbb82 Mon Sep 17 00:00:00 2001
From: Tobias Koenig <tobias.koenig@kdab.com>
Date: Wed, 17 Oct 2012 19:20:46 +0200
Subject: [PATCH] Make the declarative engine accessible

This allows us to use Qt.quit() inside the QML
---
 declarativewidgetdocument.cpp |    5 +++++
 declarativewidgetdocument.h   |    4 ++++
 editor.qml                    |    1 +
 main.cpp                      |    4 ++++
 4 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/declarativewidgetdocument.cpp b/declarativewidgetdocument.cpp
index db642db..28f5432 100644
--- a/declarativewidgetdocument.cpp
+++ b/declarativewidgetdocument.cpp
@@ -77,6 +77,11 @@ void DeclarativeWidgetDocument::setContextProperty(const QString &name, QObject
   d->m_engine->rootContext()->setContextProperty(name, object);
 }
 
+QDeclarativeEngine* DeclarativeWidgetDocument::engine() const
+{
+  return d->m_engine;
+}
+
 QWidget* DeclarativeWidgetDocument::createWidget()
 {
   QObject *object = d->m_component->create();
diff --git a/declarativewidgetdocument.h b/declarativewidgetdocument.h
index 2ad2152..e156df6 100644
--- a/declarativewidgetdocument.h
+++ b/declarativewidgetdocument.h
@@ -4,6 +4,8 @@
 #include <QtCore/QObject>
 #include <QtCore/QUrl>
 
+class QDeclarativeEngine;
+
 class DeclarativeWidgetDocument : public QObject
 {
   Q_OBJECT
@@ -15,6 +17,8 @@ class DeclarativeWidgetDocument : public QObject
     void setContextProperty(const QString &name, const QVariant &value);
     void setContextProperty(const QString &name, QObject *object);
 
+    QDeclarativeEngine* engine() const;
+
     template <typename T>
     T* create()
     {
diff --git a/editor.qml b/editor.qml
index b7396c2..87aab50 100644
--- a/editor.qml
+++ b/editor.qml
@@ -14,6 +14,7 @@ MainWindow {
 
       Action {
         text: "Close"
+        onTriggered: Qt.quit()
       }
     }
 
diff --git a/main.cpp b/main.cpp
index 311d4ea..0ea10e3 100644
--- a/main.cpp
+++ b/main.cpp
@@ -3,9 +3,11 @@
 #include <QtCore/QDir>
 #include <QtCore/QFileInfo>
 #include <QtCore/QTimer>
+#include <QtDeclarative/QDeclarativeEngine>
 #include <QtGui/QApplication>
 #include <QtGui/QWidget>
 #include <QDebug>
+
 int main(int argc, char **argv)
 {
   QApplication app(argc, argv);
@@ -24,6 +26,8 @@ int main(int argc, char **argv)
   const QUrl documentUrl = QUrl::fromLocalFile(qmlFile.absoluteFilePath());
 
   DeclarativeWidgetDocument document(documentUrl);
+  QObject::connect(document.engine(), SIGNAL(quit()), &app, SLOT(quit()));
+
   document.setContextProperty("_timer", &timer);
 
   QWidget *widget = document.create<QWidget>();
-- 
1.7.2.5