9 files changed, 247 insertions, 0 deletions
diff --git a/examples/declarative/plugins/README b/examples/declarative/plugins/README
new file mode 100644
index 0000000..621f570
--- /dev/null
+++ b/examples/declarative/plugins/README
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+This example shows a module "com.nokia.TimeExample" that is implelement
+by a C++ plugin (providing the "Time" type), and by QML files (providing the
+"Clock" type).
+
+To run:
+
+  make install
+  qmlviewer plugins.qml
+
diff --git a/examples/declarative/plugins/files/Clock.qml b/examples/declarative/plugins/files/Clock.qml
new file mode 100644
index 0000000..01ec686
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+++ b/examples/declarative/plugins/files/Clock.qml
@@ -0,0 +1,50 @@
+import Qt 4.6
+
+Item {
+    id: clock
+    width: 200; height: 200
+
+    property alias city: cityLabel.text
+    property var hours
+    property var minutes
+    property var shift : 0
+
+    Image { id: background; source: "clock.png" }
+
+    Image {
+        x: 92.5; y: 27
+        source: "hour.png"
+        smooth: true
+        transform: Rotation {
+            id: hourRotation
+            origin.x: 7.5; origin.y: 73; angle: 0
+            angle: SpringFollow {
+                spring: 2; damping: 0.2; modulus: 360
+                source: (clock.hours * 30) + (clock.minutes * 0.5)
+            }
+        }
+    }
+
+    Image {
+        x: 93.5; y: 17
+        source: "minute.png"
+        smooth: true
+        transform: Rotation {
+            id: minuteRotation
+            origin.x: 6.5; origin.y: 83; angle: 0
+            angle: SpringFollow {
+                spring: 2; damping: 0.2; modulus: 360
+                source: clock.minutes * 6
+            }
+        }
+    }
+
+    Image {
+        anchors.centerIn: background; source: "center.png"
+    }
+
+    Text {
+        id: cityLabel; font.bold: true; font.pixelSize: 14; y:200; color: "white"
+        anchors.horizontalCenter: parent.horizontalCenter
+    }
+}
diff --git a/examples/declarative/plugins/files/center.png b/examples/declarative/plugins/files/center.png
new file mode 100644
index 0000000..7fbd802
--- /dev/null
+++ b/examples/declarative/plugins/files/center.png
diff --git a/examples/declarative/plugins/files/clock.png b/examples/declarative/plugins/files/clock.png
new file mode 100644
index 0000000..462edac
--- /dev/null
+++ b/examples/declarative/plugins/files/clock.png
diff --git a/examples/declarative/plugins/files/hour.png b/examples/declarative/plugins/files/hour.png
new file mode 100644
index 0000000..f8061a1
--- /dev/null
+++ b/examples/declarative/plugins/files/hour.png
diff --git a/examples/declarative/plugins/files/minute.png b/examples/declarative/plugins/files/minute.png
new file mode 100644
index 0000000..1297ec7
--- /dev/null
+++ b/examples/declarative/plugins/files/minute.png
diff --git a/examples/declarative/plugins/plugin.cpp b/examples/declarative/plugins/plugin.cpp
new file mode 100644
index 0000000..f4aa36b
--- /dev/null
+++ b/examples/declarative/plugins/plugin.cpp
@@ -0,0 +1,161 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtDeclarative/qmlmoduleplugin.h>
+#include <QtDeclarative/qml.h>
+#include <qdebug.h>
+#include <qdatetime.h>
+#include <qbasictimer.h>
+#include <qapplication.h>
+
+// Implements a "Time" class with hour and minute properties
+// that change on-the-minute yet efficiently sleep the rest
+// of the time.
+
+class MinuteTimer : public QObject
+{
+    Q_OBJECT
+public:
+    MinuteTimer(QObject *parent) : QObject(parent)
+    {
+    }
+
+    void start()
+    {
+        if (!timer.isActive()) {
+            time = QTime::currentTime();
+            timer.start(60000-time.second()*1000, this);
+        }
+    }
+
+    void stop()
+    {
+        timer.stop();
+    }
+
+    int hour() const { return time.hour(); }
+    int minute() const { return time.minute(); }
+
+signals:
+    void timeChanged();
+
+protected:
+    void timerEvent(QTimerEvent *)
+    {
+        QTime now = QTime::currentTime();
+        if (now.second() == 59 && now.minute() == time.minute() && now.hour() == time.hour()) {
+            // just missed time tick over, force it, wait extra 0.5 seconds
+            time.addSecs(60);
+            timer.start(60500, this);
+        } else {
+            time = now;
+            timer.start(60000-time.second()*1000, this);
+        }
+        emit timeChanged();
+    }
+
+private:
+    QTime time;
+    QBasicTimer timer;
+};
+
+class Time : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(int hour READ hour NOTIFY timeChanged)
+    Q_PROPERTY(int minute READ minute NOTIFY timeChanged)
+
+public:
+    Time(QObject *parent=0) : QObject(parent)
+    {
+        if (++instances == 1) {
+            if (!timer)
+                timer = new MinuteTimer(qApp);
+            connect(timer, SIGNAL(timeChanged()), this, SIGNAL(timeChanged()));
+            timer->start();
+        }
+    }
+
+    ~Time()
+    {
+        if (--instances == 0) {
+            timer->stop();
+        }
+    }
+
+    int minute() const { return timer->minute(); }
+    int hour() const { return timer->hour(); }
+
+signals:
+    void timeChanged();
+
+private:
+    QTime t;
+    static MinuteTimer *timer;
+    static int instances;
+};
+
+int Time::instances=0;
+MinuteTimer *Time::timer=0;
+
+
+QML_DECLARE_TYPE(Time);
+
+
+class QExampleQmlPlugin : public QmlModulePlugin
+{
+    Q_OBJECT
+public:
+    QStringList keys() const
+    {
+        return QStringList() << QLatin1String("com.nokia.TimeExample");
+    }
+
+    void defineModule(const QString& uri)
+    {
+        Q_ASSERT(uri == QLatin1String("com.nokia.TimeExample"));
+        qmlRegisterType<Time>("com.nokia.TimeExample", 1, 0, "Time", "Time");
+    }
+};
+
+#include "plugin.moc"
+
+Q_EXPORT_PLUGIN2(qtimeexampleqmlplugin, QExampleQmlPlugin);
diff --git a/examples/declarative/plugins/plugins.pro b/examples/declarative/plugins/plugins.pro
new file mode 100644
index 0000000..84ab8da
--- /dev/null
+++ b/examples/declarative/plugins/plugins.pro
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+TEMPLATE = lib
+TARGET  = qtimeexampleqmlplugin
+CONFIG += qt plugin
+QT += declarative
+
+SOURCES += plugin.cpp
+
+target.path += $$[QT_INSTALL_PLUGINS]/qmlmodules
+sources.files += files/Clock.qml files/qmldir files/background.png files/center.png files/clock-night.png files/clock.png files/hour.png files/minute.png
+sources.path += $$[QT_INSTALL_DATA]/qml/com/nokia/TimeExample
+INSTALLS += target sources
+
+
+VERSION=1.0.0
+
diff --git a/examples/declarative/plugins/plugins.qml b/examples/declarative/plugins/plugins.qml
new file mode 100644
index 0000000..dbeb001
--- /dev/null
+++ b/examples/declarative/plugins/plugins.qml
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+import com.nokia.TimeExample 1.0 // import types from the plugin
+import 'files' // import types from the 'files' directory
+
+Clock { // this class is defined in QML (files/Clock.qml)
+
+    Time { // this class is defined in C++ (plugins.cpp)
+        id: time
+    }
+
+    hours: time.hour
+    minutes: time.minute
+}