Merge branch 'kinetic-declarativeui' of git@scm.dev.nokia.troll.no:qt/kinetic into kinetic-declarativeui

2 files changed, 162 insertions, 8 deletions

diff --git a/src/declarative/extra/qmltimer.cpp b/src/declarative/extra/qmltimer.cpp
index 1e1a6de..0c13c4a 100644
--- a/src/declarative/extra/qmltimer.cpp
+++ b/src/declarative/extra/qmltimer.cpp
@@ -39,6 +39,7 @@
 **
 ****************************************************************************/
 
+#include "QtCore/qcoreapplication.h"
 #include "QtCore/qpauseanimation.h"
 #include "private/qobject_p.h"
 #include "qmltimer.h"
@@ -52,27 +53,59 @@ class QmlTimerPrivate : public QObjectPrivate
 {
     Q_DECLARE_PUBLIC(QmlTimer)
 public:
-    QmlTimerPrivate() : interval(1000) {}
+    QmlTimerPrivate()
+        : interval(1000), running(false), repeating(false), firesOnStart(false)
+        , componentComplete(false) {}
     int interval;
+    bool running;
+    bool repeating;
+    bool firesOnStart;
     QPauseAnimation pause;
+    bool componentComplete;
 };
 
+/*!
+    \qmlclass Timer QFxTimer
+    \brief The Timer item triggers a handler at a specified interval.
+
+    A timer can be used to trigger an action either once, or repeatedly
+    at a given interval.
+
+    \qml
+    Timer {
+        interval: 500; running: true; repeat: true
+        onTriggered: Time.text = Date().toString()
+    }
+    Text {
+        id: Time
+    }
+    \endqml
+
+*/
+
 QmlTimer::QmlTimer(QObject *parent)
     : QObject(*(new QmlTimerPrivate), parent)
 {
     Q_D(QmlTimer);
     connect(&d->pause, SIGNAL(currentLoopChanged(int)), this, SLOT(ticked()));
-    d->pause.setLoopCount(-1);
+    connect(&d->pause, SIGNAL(finished()), this, SLOT(ticked()));
+    connect(&d->pause, SIGNAL(stateChanged(QAbstractAnimation::State,QAbstractAnimation::State))
+            , this, SLOT(stateChanged(QAbstractAnimation::State,QAbstractAnimation::State)));
+    d->pause.setLoopCount(1);
     d->pause.setDuration(d->interval);
 }
 
+/*!
+    \qmlproperty int Timer::interval
+
+    Sets the \a interval between triggering.
+*/
 void QmlTimer::setInterval(int interval)
 {
     Q_D(QmlTimer);
     if (interval != d->interval) {
         d->interval = interval;
-        d->pause.setDuration(d->interval);
-        d->pause.start();
+        update();
     }
 }
 
@@ -82,16 +115,119 @@ int QmlTimer::interval() const
     return d->interval;
 }
 
-void QmlTimer::componentComplete()
+/*!
+    \qmlproperty bool Timer::running
+
+    If set to true, starts the timer; otherwise stops the timer.
+    For a non-repeating timer, \a running  will be set to false after the
+    timer has been triggered.
+
+    \sa repeat
+*/
+bool QmlTimer::isRunning() const
+{
+    Q_D(const QmlTimer);
+    return d->running;
+}
+
+void QmlTimer::setRunning(bool running)
+{
+    Q_D(QmlTimer);
+    if (d->running != running) {
+        d->running = running;
+        emit runningChanged();
+        update();
+    }
+}
+
+/*!
+    \qmlproperty bool Timer::repeat
+
+    If \a repeat is true the timer will be triggered repeatedly at the
+    specified interval; otherwise, the timer will trigger once at the
+    specified interval and then stop (i.e. running will be set to false).
+
+    \sa running
+*/
+bool QmlTimer::isRepeating() const
+{
+    Q_D(const QmlTimer);
+    return d->repeating;
+}
+
+void QmlTimer::setRepeating(bool repeating)
+{
+    Q_D(QmlTimer);
+    if (repeating != d->repeating) {
+        d->repeating = repeating;
+        update();
+    }
+}
+
+/*!
+    \qmlproperty bool Timer::firesOnStart
+
+    If \a firesOnStart is true, the timer will be triggered immediately
+    when started, and subsequently at the specified interval.
+
+    \sa running
+*/
+bool QmlTimer::firesOnStart() const
+{
+    Q_D(const QmlTimer);
+    return d->firesOnStart;
+}
+
+void QmlTimer::setFiresOnStart(bool firesOnStart)
+{
+    Q_D(QmlTimer);
+    if (d->firesOnStart != firesOnStart) {
+        d->firesOnStart = firesOnStart;
+        update();
+    }
+}
+
+void QmlTimer::update()
 {
     Q_D(QmlTimer);
-    if (d->pause.state() != QAbstractAnimation::Running)
+    if (!d->componentComplete)
+        return;
+    d->pause.stop();
+    if (d->running) {
+        d->pause.setLoopCount(d->repeating ? -1 : 1);
+        d->pause.setDuration(d->interval);
         d->pause.start();
+        if (d->firesOnStart) {
+            QCoreApplication::removePostedEvents(this, QEvent::MetaCall);
+            QMetaObject::invokeMethod(this, "ticked", Qt::QueuedConnection);
+        }
+    }
+}
+
+void QmlTimer::componentComplete()
+{
+    Q_D(QmlTimer);
+    d->componentComplete = true;
+    update();
 }
 
+/*!
+    \qmlsignal Timer::onTriggered
+
+    This handler is called when the Timer is triggered.
+*/
 void QmlTimer::ticked()
 {
-    emit timeout();
+    emit triggered();
+}
+
+void QmlTimer::stateChanged(QAbstractAnimation::State, QAbstractAnimation::State state)
+{
+    Q_D(QmlTimer);
+    if (d->running && state != QAbstractAnimation::Running) {
+        d->running = false;
+        emit runningChanged();
+    }
 }
 
 QT_END_NAMESPACE
diff --git a/src/declarative/extra/qmltimer.h b/src/declarative/extra/qmltimer.h
index 75603c6..8a94395 100644
--- a/src/declarative/extra/qmltimer.h
+++ b/src/declarative/extra/qmltimer.h
@@ -44,6 +44,7 @@
 
 #include <QtDeclarative/qfxglobal.h>
 #include <QtCore/qobject.h>
+#include <QtCore/qabstractanimation.h>
 #include <QtDeclarative/qml.h>
 
 QT_BEGIN_HEADER
@@ -57,6 +58,9 @@ class Q_DECLARATIVE_EXPORT QmlTimer : public QObject, public QmlParserStatus
     Q_OBJECT
     Q_DECLARE_PRIVATE(QmlTimer)
     Q_PROPERTY(int interval READ interval WRITE setInterval)
+    Q_PROPERTY(bool running READ isRunning WRITE setRunning NOTIFY runningChanged)
+    Q_PROPERTY(bool repeat READ isRepeating WRITE setRepeating)
+    Q_PROPERTY(bool firesOnStart READ firesOnStart WRITE setFiresOnStart)
 
 public:
     QmlTimer(QObject *parent=0);
@@ -64,14 +68,28 @@ public:
     void setInterval(int interval);
     int interval() const;
 
+    bool isRunning() const;
+    void setRunning(bool running);
+
+    bool isRepeating() const;
+    void setRepeating(bool repeating);
+
+    bool firesOnStart() const;
+    void setFiresOnStart(bool firesOnStart);
+
 protected:
     void componentComplete();
 
 Q_SIGNALS:
-    void timeout();
+    void triggered();
+    void runningChanged();
+
+private:
+    void update();
 
 private Q_SLOTS:
     void ticked();
+    void stateChanged(QAbstractAnimation::State,QAbstractAnimation::State);
 };
 QML_DECLARE_TYPE(QmlTimer)