Refactor the handling of the navigator swipe down event

The navigator swipe down event is not mapped to a platform panel event any more.
Instead the NavigatorEventHandler is exposed through the QPlatformNativeInterface.

Change-Id: I6d29bba011849da5210f6f4d595e3c2e0c021449
Reviewed-by: Bernd Weimer <bweimer@blackberry.com>
Reviewed-by: Rafael Roquetto <rafael.roquetto@kdab.com>

src/plugins/platforms/qnx/qqnxintegration.cpp

@@ -162,7 +162,7 @@ QQnxIntegration::QQnxIntegration(const QStringList &paramList)
 #else
     , m_eventDispatcher(createUnixEventDispatcher())
 #endif
-    , m_nativeInterface(new QQnxNativeInterface())
+    , m_nativeInterface(new QQnxNativeInterface(this))
     , m_screenEventHandler(new QQnxScreenEventHandler(this))
 #if !defined(QT_NO_CLIPBOARD)
     , m_clipboard(0)
@@ -597,6 +597,11 @@ screen_context_t QQnxIntegration::screenContext()
     return ms_screenContext;
 }
 
+QQnxNavigatorEventHandler *QQnxIntegration::navigatorEventHandler()
+{
+    return m_navigatorEventHandler;
+}
+
 screen_context_t QQnxIntegration::ms_screenContext = 0;
 
 QQnxIntegration::Options QQnxIntegration::ms_options = 0;

src/plugins/platforms/qnx/qqnxintegration.h

@@ -141,6 +141,8 @@ public:
     static Options options();
     static screen_context_t screenContext();
 
+    QQnxNavigatorEventHandler *navigatorEventHandler();
+
 private:
     void createDisplays();
     void destroyDisplays();

src/plugins/platforms/qnx/qqnxnativeinterface.cpp

@@ -48,12 +48,19 @@
 #include "qqnxinputcontext_imf.h"
 #endif
 
+#include "qqnxintegration.h"
+
 #include <QtGui/QOpenGLContext>
 #include <QtGui/QScreen>
 #include <QtGui/QWindow>
 
 QT_BEGIN_NAMESPACE
 
+QQnxNativeInterface::QQnxNativeInterface(QQnxIntegration *integration)
+    : m_integration(integration)
+{
+}
+
 void *QQnxNativeInterface::nativeResourceForWindow(const QByteArray &resource, QWindow *window)
 {
     if (resource == "windowGroup" && window && window->screen()) {
@@ -78,6 +85,16 @@ void *QQnxNativeInterface::nativeResourceForScreen(const QByteArray &resource, Q
     return 0;
 }
 
+void *QQnxNativeInterface::nativeResourceForIntegration(const QByteArray &resource)
+{
+#ifdef Q_OS_BLACKBERRY
+    if (resource == "navigatorEventHandler")
+        return m_integration->navigatorEventHandler();
+#endif
+
+    return 0;
+}
+
 void *QQnxNativeInterface::nativeResourceForContext(const QByteArray &resource, QOpenGLContext *context)
 {
     if (resource == "eglcontext" && context)

src/plugins/platforms/qnx/qqnxnativeinterface.h

@@ -46,15 +46,22 @@
 
 QT_BEGIN_NAMESPACE
 
+class QQnxIntegration;
+
 class QQnxNativeInterface : public QPlatformNativeInterface
 {
 public:
+    QQnxNativeInterface(QQnxIntegration *integration);
     void *nativeResourceForWindow(const QByteArray &resource, QWindow *window);
     void *nativeResourceForScreen(const QByteArray &resource, QScreen *screen);
+    void *nativeResourceForIntegration(const QByteArray &resource);
 
     void *nativeResourceForContext(const QByteArray &resource, QOpenGLContext *context);
     void setWindowProperty(QPlatformWindow *window, const QString &name, const QVariant &value);
     NativeResourceForIntegrationFunction nativeResourceFunctionForIntegration(const QByteArray &resource);
+
+private:
+    QQnxIntegration *m_integration;
 };
 
 QT_END_NAMESPACE

src/plugins/platforms/qnx/qqnxnavigatoreventhandler.cpp

@@ -41,6 +41,9 @@
 
 #include "qqnxnavigatoreventhandler.h"
 
+#include "qqnxintegration.h"
+#include "qqnxscreen.h"
+
 #include <QDebug>
 #include <QGuiApplication>
 #include <qpa/qwindowsysteminterface.h>
@@ -76,15 +79,8 @@ void QQnxNavigatorEventHandler::handleOrientationChange(int angle)
 void QQnxNavigatorEventHandler::handleSwipeDown()
 {
     qNavigatorEventHandlerDebug() << Q_FUNC_INFO;
-    QWindow *w = QGuiApplication::focusWindow();
 
-    if (w) {
-        // Get the top level window that is ancestor of the focus window
-        while (QWindow *parent = w->parent())
-            w = parent;
-
-        QWindowSystemInterface::handlePlatformPanelEvent(w);
-    }
+    Q_EMIT swipeDown();
 }
 
 void QQnxNavigatorEventHandler::handleExit()

src/plugins/platforms/qnx/qqnxnavigatoreventhandler.h

@@ -65,6 +65,7 @@ Q_SIGNALS:
     void windowGroupActivated(const QByteArray &id);
     void windowGroupDeactivated(const QByteArray &id);
     void windowGroupStateChanged(const QByteArray &id, Qt::WindowState state);
+    void swipeDown();
 };
 
 QT_END_NAMESPACE