diff -r 000000000000 -r 16d8024aca5e src/hbplugins/feedback/feedbackeffectplugin/hbfeedbackeffectengine.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbplugins/feedback/feedbackeffectplugin/hbfeedbackeffectengine.cpp	Mon Apr 19 14:02:13 2010 +0300
@@ -0,0 +1,412 @@
+/****************************************************************************
+**
+** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (developer.feedback@nokia.com)
+**
+** This file is part of the HbPlugins module of the UI Extensions for Mobile.
+**
+** GNU Lesser General Public License Usage
+** 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 developer.feedback@nokia.com.
+**
+****************************************************************************/
+
+#include "hbfeedbackeffectengine.h"
+#include "hbfeedbackeffectutils.h"
+
+#include <hbfeedbackplayer.h>
+#include <hbinstantfeedback.h>
+#include <hbcontinuousfeedback.h>
+
+#include <hbwidget.h>
+#include <hbabstractitemview.h>
+#include <hbabstractviewitem.h>
+#include <hblistviewitem.h>
+#include <hblistview.h>
+#include <hbgridview.h>
+#include <hbmainwindow.h>
+#include <hbabstractedit.h>
+#include "hbmenucontainer_p.h"
+#include "hbinputvirtualrocker.h"
+#include <hbnamespace_p.h>
+
+/*!
+    Constructor
+*/
+HbFeedbackEffectEngine::HbFeedbackEffectEngine() : previousCursorPosition(0)
+{
+    // initialize
+    HbFeedbackPlayer::instance();
+}
+
+/*!
+    Destructor
+*/
+HbFeedbackEffectEngine::~HbFeedbackEffectEngine()
+{
+    if (hbFeedbackPlayer) {
+        foreach(int identifier, continuousFeedbacks) {
+            hbFeedbackPlayer->cancelContinuousFeedback(identifier);
+        }
+    }
+
+    continuousFeedbacks.clear();
+    boundaryWidgets.clear();
+}
+
+/*!
+    Called by the feedback manager when an interaction is triggered.
+*/
+void HbFeedbackEffectEngine::triggered(const HbWidget *widget, Hb::InstantInteraction interaction, Hb::InteractionModifiers modifiers)
+{
+    HbFeedback::InstantEffect widgetOverride = widget->overrideFeedback(interaction);
+    if (widgetOverride != HbFeedback::NoOverride ) {
+        playInstantFeedback(widget, widgetOverride);
+    } else {
+        HbFeedbackEngine::triggered(widget, interaction, modifiers);
+    }
+}
+
+/*!
+    Called by the feedback manager when a widget is pressed.
+*/
+void HbFeedbackEffectEngine::pressed(const HbWidget *widget)
+{
+    HbFeedback::InstantEffect effect = HbFeedbackEffectUtils::instantOnPress(widget, modifiers());
+    playInstantFeedback(widget, effect);
+}
+
+/*!
+    Called by the feedback manager when a widget is released.
+*/
+void HbFeedbackEffectEngine::released(const HbWidget *widget)
+{
+    if (continuousFeedbacks.contains(widget)) {
+        cancelContinuousFeedback(widget);
+    }
+    // slider-like widgets are a bit special
+    if (HbFeedbackEffectUtils::widgetFamily(widget) == HbFeedbackEffectUtils::Slider) {
+        playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnRelease(widget, modifiers()));
+    }
+    // lists in arrange mode react on release
+    else if (const HbListViewItem *listViewItem = qobject_cast<const HbListViewItem *>(widget)) {
+        const HbAbstractItemView* itemView = listViewItem->itemView();
+        if (const HbListView * listView = qobject_cast<const HbListView *>(itemView)) {
+            if( listView->arrangeMode() ) {
+                playInstantFeedback(listViewItem,HbFeedbackEffectUtils::instantOnRelease(listViewItem, modifiers()));
+            }
+        }
+    } else if (widget->type() == Hb::ItemType_VirtualTrackPoint) {
+        playInstantFeedback(widget, HbFeedback::Editor);
+    } else if (widget->type() == Hb::ItemType_WritingBox) {
+        playInstantFeedback(widget, HbFeedback::Editor);
+    }
+    else if (widget->type() == HbPrivate::ItemType_GroupBoxHeadingWidget || widget->type() == Hb::ItemType_ComboBox) {
+        playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnRelease(widget, modifiers()));
+    }
+
+    // normally touch end feedback effect is initiated with a clicked signal
+}
+
+/*!
+    Called by the feedback manager when a long press is detected for a widget.
+*/
+void HbFeedbackEffectEngine::longPressed(const HbWidget *widget)
+{
+    if (widget->type() == Hb::ItemType_InputCharacterButton) {
+        playInstantFeedback(widget, HbFeedback::SensitiveKeypad);
+    }
+}
+
+/*!
+    Called by the feedback manager when a widget is clicked.
+*/
+void HbFeedbackEffectEngine::clicked(const HbWidget *widget)
+{
+    if (continuousFeedbacks.contains(widget)) {
+        cancelContinuousFeedback(widget);
+    }
+    playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnRelease(widget, modifiers()));
+}
+
+/*!
+    Called by the feedback manager when keyrepeats are detected for a widget.
+*/
+void HbFeedbackEffectEngine::keyRepeated(const HbWidget *widget)
+{
+    playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnKeyRepeat(widget));
+}
+
+/*!
+    Called by the feedback manager when a dragged over event is detected for a widget.
+*/
+void HbFeedbackEffectEngine::draggedOver(const HbWidget *widget)
+{
+    // For editor highlighting
+    if (const HbAbstractEdit *edit = qobject_cast<const HbAbstractEdit *>(widget)) {
+        if (edit->cursorPosition() != previousCursorPosition) {
+            playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnEditorHighlight(edit, previousCursorPosition));
+            previousCursorPosition = edit->cursorPosition();
+        }
+    }
+    else if (const HbInputVirtualRocker *trackPoint = qobject_cast<const HbInputVirtualRocker *>(widget)) {
+        if (trackPoint && trackPoint->mainWindow() && trackPoint->mainWindow()->scene() &&
+            trackPoint->mainWindow()->scene()->focusItem()) {
+            
+            QGraphicsItem* graphicsItem = trackPoint->mainWindow()->scene()->focusItem();
+            
+            if (graphicsItem->isWidget() && 
+                static_cast<QGraphicsWidget*>(graphicsItem)->inherits("HbAbstractEdit")) {
+             
+                if (HbAbstractEdit* edit = static_cast<HbAbstractEdit*>(graphicsItem)) {
+                    if (edit->cursorPosition() != previousCursorPosition) {
+                        playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnEditorHighlight(edit, previousCursorPosition));
+                        previousCursorPosition = edit->cursorPosition();
+                    }
+                }
+            }
+        }
+    }
+    else {
+        playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnDrag(widget, modifiers()));
+    }
+}
+
+/*!
+    Called by the feedback manager when a widget is flicked.
+*/
+void HbFeedbackEffectEngine::flicked(const HbWidget *widget)
+{
+    playInstantFeedback(widget, HbFeedback::Flick);
+}
+
+/*!
+    Called by the feedback manager when a scroll area widget is flicked or dragged and the boundary reached.
+*/
+void HbFeedbackEffectEngine::boundaryReached(const HbWidget *widget)
+{
+    boundaryWidgets.append(widget);
+}
+
+/*!
+    Called by the feedback manager when a rotate gesture is recognized for a widget.
+*/
+void HbFeedbackEffectEngine::rotated90Degrees(const HbWidget *widget)
+{
+    playInstantFeedback(widget, HbFeedback::RotateStep);
+}
+
+/*!
+    Called by the feedback manager when a popup opens.
+*/
+void HbFeedbackEffectEngine::popupOpened(const HbWidget *widget)
+{
+    if (HbFeedbackEffectUtils::isFeedbackAllowedForPopup(widget)) {
+        playInstantFeedback(widget, HbFeedback::PopupOpen);
+    }
+}
+
+/*!
+    Called by the feedback manager when a popup closes.
+*/
+void HbFeedbackEffectEngine::popupClosed(const HbWidget *widget)
+{
+    if (HbFeedbackEffectUtils::isFeedbackAllowedForPopup(widget)) {
+        playInstantFeedback(widget, HbFeedback::PopupClose);
+    }
+}
+
+/*!
+    Called by the feedback manager when an item view selection has changed.
+*/
+void HbFeedbackEffectEngine::selectionChanged(const HbWidget *widget)
+{
+    playInstantFeedback(widget, HbFeedbackEffectUtils::instantOnSelectionChanged(widget));
+}
+
+/*!
+    Called by the feedback manager when multitouch is activated.
+*/
+void HbFeedbackEffectEngine::multitouchActivated(const HbWidget *widget)
+{
+    playInstantFeedback(widget, HbFeedback::MultitouchActivate);
+}
+
+/*!
+    Called by the feedback manager when a continuous interaction is triggered.
+*/
+void HbFeedbackEffectEngine::continuousTriggered(const HbWidget *widget, Hb::ContinuousInteraction interaction, QPointF delta)
+{
+    bool feedbackPlayed(false);
+    switch(HbFeedbackEffectUtils::widgetFamily(widget))
+    {
+        case HbFeedbackEffectUtils::Slider:
+        {
+            if (!HbFeedbackEffectUtils::isSliderMoveContinuous(widget)) {
+                playInstantFeedback(widget, HbFeedback::SensitiveSlider);
+                feedbackPlayed = true;
+            }
+            break;
+        }
+        case HbFeedbackEffectUtils::List:
+        case HbFeedbackEffectUtils::Grid:
+        {
+            if (interaction == Hb::ContinuousScrolled) {
+                 if (const HbAbstractItemView * itemView = qobject_cast<const HbAbstractItemView *>(widget)) {
+                     feedbackPlayed = true;
+                     QList<HbAbstractViewItem *> visibleItems = itemView->visibleItems();
+                     bool newItemFound(false);
+                     int index(-1);
+                     QList<int> visibleIndexes;
+                     if (widget == activelyScrollingItemView) {
+                         foreach (HbAbstractViewItem * item, visibleItems) {
+                             index = item->modelIndex().row();
+                             if (!oldVisibleIndexes.contains(index)) {
+                                 newItemFound = true;
+                             }
+                             visibleIndexes.append(index);
+                         }
+                     }
+                     if (widget != activelyScrollingItemView){
+                         activelyScrollingItemView = widget;
+                         newItemFound = false;
+                     }
+                     oldVisibleIndexes.clear();
+                     oldVisibleIndexes = visibleIndexes;
+
+                    if (newItemFound) {
+                        const HbListView* listView = qobject_cast<const HbListView*>(widget);
+                        if (!(  listView &&
+                                listView->arrangeMode() &&
+                                listView->draggedItem())){
+                            playInstantFeedback(widget, HbFeedback::ItemScroll);
+                        }
+                    }
+                 }
+             }
+            break;
+        }
+        default:
+        {
+            break;
+        }
+    }
+
+    if (interaction == Hb::ContinuousScrolled) {
+        // menu widget does scroll feedback elsewhere
+        if (widget->type() == HbPrivate::ItemType_MenuListView) {
+            feedbackPlayed = true;
+        }
+
+        // generic scroll areas don't emit continuous feedback
+        if (const HbScrollArea* scrollArea = qobject_cast<const HbScrollArea *>(widget)) {
+            Q_UNUSED(scrollArea)
+            feedbackPlayed = true;
+        }
+    }
+
+    if (!feedbackPlayed) {
+        int intensity = HbFeedbackEffectUtils::intensity(widget, interaction, delta);
+
+        // Check if the widget has overriden feedback for this interaction
+        HbFeedback::ContinuousEffect widgetOverride = widget->overrideContinuousFeedback(interaction, &intensity) ;
+        if (widgetOverride != HbFeedback::NoContinuousOverride) {
+            playContinuousFeedback(widget, widgetOverride, intensity);
+        } else {
+            playContinuousFeedback(widget, HbFeedbackEffectUtils::continuousEffect(widget, interaction), intensity);
+
+        }
+    }
+}
+
+/*!
+    Called by the feedback manager when a continuous interaction is stopped.
+*/
+void HbFeedbackEffectEngine::continuousStopped(const HbWidget *widget, Hb::ContinuousInteraction interaction)
+{
+    // determine if instant feedback should be played when a continuous interaction is stopped
+    HbFeedback::InstantEffect effect = HbFeedback::None;
+    if (boundaryWidgets.contains(widget)) {
+        if (interaction == Hb::ContinuousScrolled) {
+            effect = HbFeedback::BounceEffect;
+        }
+        boundaryWidgets.removeAll(widget);
+    }
+
+    // stop ongoing continuous and list scrolling feedback effects
+    if (continuousFeedbacks.contains(widget)) {
+       cancelContinuousFeedback(widget);
+    }
+    if (activelyScrollingItemView == widget) {
+        activelyScrollingItemView = 0;
+    }
+    playInstantFeedback(widget, effect);
+}
+
+/*!
+    Plays the instant feedback.
+*/
+void HbFeedbackEffectEngine::playInstantFeedback(const HbWidget* widget, HbFeedback::InstantEffect effect)
+{
+    const QGraphicsView* view = widget->mainWindow();
+    if (view && HbFeedbackEffectUtils::isFeedbackAllowed(widget)) {
+        HbInstantFeedback feedback(effect);
+        feedback.setRect(widget, view);
+        feedback.setOwningWindow(view);
+
+        if (hbFeedbackPlayer && feedback.isLocated()) {
+            hbFeedbackPlayer->playInstantFeedback(feedback);
+        }
+    }
+}
+
+/*!
+    Plays the continuous feedback.
+*/
+void HbFeedbackEffectEngine::playContinuousFeedback(const HbWidget* widget, HbFeedback::ContinuousEffect effect, int intensity)
+{
+    const QGraphicsView* view = widget->mainWindow();
+    if (view && HbFeedbackEffectUtils::isFeedbackAllowed(widget)) {
+        HbContinuousFeedback feedback(effect,view);
+        feedback.setRect(widget, view);
+        feedback.setIntensity(intensity);
+
+        if (hbFeedbackPlayer && feedback.isLocated()) {
+            // if continuous feedback is still active and not stopped by continuous feedback timeout
+            if (continuousFeedbacks.contains(widget)
+                && hbFeedbackPlayer->continuousFeedbackOngoing(continuousFeedbacks.value(widget))) {
+                hbFeedbackPlayer->updateContinuousFeedback(continuousFeedbacks.value(widget), feedback);
+            } else {
+                // if timeout has happened remove the item from the map storing continuous feedback identifiers
+                if (continuousFeedbacks.contains(widget)) {
+                    continuousFeedbacks.remove(widget);
+                }
+                // create a new continuous feedback
+                continuousFeedbacks.insert(widget, hbFeedbackPlayer->startContinuousFeedback(feedback));
+            }
+        }
+    }
+}
+
+/*!
+    Cancels the playing of a continuous feedback.
+*/
+void HbFeedbackEffectEngine::cancelContinuousFeedback(const HbWidget* widget)
+{
+    if (hbFeedbackPlayer && continuousFeedbacks.contains(widget)) {
+        hbFeedbackPlayer->cancelContinuousFeedback(continuousFeedbacks.take(widget));
+    }
+}
+