Register window types for Symbian system effects

Set the purpose of the window (dialog/popup/child window etc...).
Notify WServ when modal window is shown/hidden
Notify WServ when temporary surface deallocation happens.
Notify WServ when the application is going to shutdown.

Task-number: QT-2027
Reviewed-by: Jason Barron

3 files changed, 61 insertions, 1 deletions

diff --git a/src/gui/kernel/qapplication.h b/src/gui/kernel/qapplication.h
index 799d4c2..0242582 100644
--- a/src/gui/kernel/qapplication.h
+++ b/src/gui/kernel/qapplication.h
@@ -412,6 +412,9 @@ private:
 #if defined(QT_RX71_MULTITOUCH)
     Q_PRIVATE_SLOT(d_func(), void _q_readRX71MultiTouchEvents())
 #endif
+#if defined(Q_OS_SYMBIAN)
+    Q_PRIVATE_SLOT(d_func(), void _q_aboutToQuit())
+#endif
 };
 
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qapplication_p.h b/src/gui/kernel/qapplication_p.h
index 53205b5..8dc16e0 100644
--- a/src/gui/kernel/qapplication_p.h
+++ b/src/gui/kernel/qapplication_p.h
@@ -519,6 +519,7 @@ public:
     int symbianHandleCommand(const QSymbianEvent *symbianEvent);
     int symbianResourceChange(const QSymbianEvent *symbianEvent);
 
+    void _q_aboutToQuit();
 #endif
 #if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC)
     void sendSyntheticEnterLeave(QWidget *widget);
diff --git a/src/gui/kernel/qapplication_s60.cpp b/src/gui/kernel/qapplication_s60.cpp
index 1f6a4ae..52f0db6 100644
--- a/src/gui/kernel/qapplication_s60.cpp
+++ b/src/gui/kernel/qapplication_s60.cpp
@@ -87,6 +87,10 @@
 #include <hal.h>
 #include <hal_data.h>
 
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+#include <graphics/wstfxconst.h>
+#endif
+
 QT_BEGIN_NAMESPACE
 
 // Goom Events through Window Server
@@ -372,7 +376,7 @@ void QSymbianControl::ConstructL(bool isWindowOwning, bool desktop)
 {
     if (!desktop)
     {
-        if (isWindowOwning or !qwidget->parentWidget())
+        if (isWindowOwning || !qwidget->parentWidget())
             CreateWindowL(S60->windowGroup());
         else
             /**
@@ -395,6 +399,34 @@ void QSymbianControl::ConstructL(bool isWindowOwning, bool desktop)
 
         DrawableWindow()->SetPointerGrab(ETrue);
     }
+
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+    if (OwnsWindow()) {
+        TTfxWindowPurpose windowPurpose(ETfxPurposeNone);
+        switch (qwidget->windowType()) {
+        case Qt::Dialog:
+            windowPurpose = ETfxPurposeDialogWindow;
+            break;
+        case Qt::Popup:
+            windowPurpose = ETfxPurposePopupWindow;
+            break;
+        case Qt::Tool:
+            windowPurpose = ETfxPurposeToolWindow;
+            break;
+        case Qt::ToolTip:
+            windowPurpose = ETfxPurposeToolTipWindow;
+            break;
+        case Qt::SplashScreen:
+            windowPurpose = ETfxPurposeSplashScreenWindow;
+            break;
+        default:
+            windowPurpose = (isWindowOwning || !qwidget->parentWidget())
+                            ? ETfxPurposeWindow : ETfxPurposeChildWindow;
+            break;
+        }
+        Window().SetPurpose(windowPurpose);
+    }
+#endif
 }
 
 QSymbianControl::~QSymbianControl()
@@ -1483,6 +1515,10 @@ void qt_init(QApplicationPrivate * /* priv */, int)
     systemFont.setFamily(systemFont.defaultFamily());
     QApplicationPrivate::setSystemFont(systemFont);
 
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+    QObject::connect(qApp, SIGNAL(aboutToQuit()), qApp, SLOT(_q_aboutToQuit()));
+#endif
+
 /*
  ### Commented out for now as parameter handling not needed in SOS(yet). Code below will break testlib with -o flag
     int argc = priv->argc;
@@ -1572,6 +1608,9 @@ bool QApplicationPrivate::modalState()
 
 void QApplicationPrivate::enterModal_sys(QWidget *widget)
 {
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+    S60->wsSession().SendEffectCommand(ETfxCmdAppModalModeEnter);
+#endif
     if (widget) {
         static_cast<QSymbianControl *>(widget->effectiveWinId())->FadeBehindPopup(ETrue);
         // Modal partial screen dialogs (like queries) capture pointer events.
@@ -1587,6 +1626,9 @@ void QApplicationPrivate::enterModal_sys(QWidget *widget)
 
 void QApplicationPrivate::leaveModal_sys(QWidget *widget)
 {
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+    S60->wsSession().SendEffectCommand(ETfxCmdAppModalModeExit);
+#endif
     if (widget) {
         static_cast<QSymbianControl *>(widget->effectiveWinId())->FadeBehindPopup(EFalse);
         // ### FixMe: Add specialized behaviour for fullscreen modal dialogs
@@ -1883,6 +1925,9 @@ int QApplicationPrivate::symbianProcessWsEvent(const QSymbianEvent *symbianEvent
                 break;
             QRefCountedWidgetBackingStore &backingStore = window->d_func()->maybeTopData()->backingStore;
             if (visChangedEvent->iFlags & TWsVisibilityChangedEvent::ENotVisible) {
+#ifdef  SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+                S60->wsSession().SendEffectCommand(ETfxCmdDeallocateLayer);
+#endif
                 // Decrement backing store reference count
                 backingStore.deref();
                 // In order to ensure that any resources used by the window surface
@@ -1893,6 +1938,9 @@ int QApplicationPrivate::symbianProcessWsEvent(const QSymbianEvent *symbianEvent
                     // Increment backing store reference count
                     backingStore.ref();
                 } else {
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+                    S60->wsSession().SendEffectCommand(ETfxCmdRestoreLayer);
+#endif
                     // Create backing store with an initial reference count of 1
                     backingStore.create(window);
                     backingStore.ref();
@@ -2268,6 +2316,14 @@ void QApplication::restoreOverrideCursor()
 
 #endif // QT_NO_CURSOR
 
+void QApplicationPrivate::_q_aboutToQuit()
+{
+#ifdef SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS
+    // Send the shutdown tfx command
+    S60->wsSession().SendEffectCommand(ETfxCmdAppShutDown);
+#endif
+}
+
 QS60ThreadLocalData::QS60ThreadLocalData()
 {
     CCoeEnv *env = CCoeEnv::Static();