diff -r c743ef5928ba -r f9ce957a272c homescreenapp/stateplugins/hsmenuworkerstateplugin/src/hspreviewhswidgetstate.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/homescreenapp/stateplugins/hsmenuworkerstateplugin/src/hspreviewhswidgetstate.cpp	Fri Mar 19 09:27:44 2010 +0200
@@ -0,0 +1,239 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Menu Application Library state.
+ *
+*/
+
+
+#include <hblabel.h>
+//#include <hsiwidgetprovider.h>
+#include <hbmessagebox.h>
+#include <qstatemachine.h>
+#include <hbaction.h>
+#include <hbdialog.h>
+#include <hbwidget.h>
+#include <hbscrollarea.h>
+#include <hbscrollbar.h>
+
+#include "hsmenueventfactory.h"
+#include "hsmenuservice.h"
+#include "hswidgetdata.h"
+#include "hswidgethost.h"
+#include "hspreviewhswidgetstate.h"
+#include "hsmenuevent.h"
+#include "hsapp_defs.h"
+#include "hsscene.h"
+#include "hspage.h"
+
+#include "canotifier.h"
+#include "canotifierfilter.h"
+#include "caservice.h"
+
+#include "hsdomainmodel_global.h"
+#include <hscontentservice.h>
+
+/*!
+ Constructor
+ \param parent: parent state
+ \retval void
+ */
+HsPreviewHSWidgetState::HsPreviewHSWidgetState(QState *parent) :
+    HsMenuBaseState("HsPreviewHSWidgetState", parent),
+    mPopupDialog(0),
+    mNotifier(0)
+{
+    requestServices(QList<QVariant> () << CONTENT_SERVICE_KEY);
+    connect(this, SIGNAL(exited()),SLOT(stateExited()));
+}
+
+/*!
+ Destructor.
+ */
+HsPreviewHSWidgetState::~HsPreviewHSWidgetState()
+{
+    if (mNotifier) {
+        delete mNotifier;
+    }
+    if (mPopupDialog) {
+        delete mPopupDialog;
+    }
+}
+
+/*!
+ onEntry method invoked on entering the state
+ Adds a widget or shortcut to the active page of home screen.
+ It reads "data" property which value is a string map.
+ The map can keep either data specific for shortcut (item id)
+ or widget (entry type name, widget library name, widget uri).
+ Depending on the property values it calls method for adding widget
+ or shortcut.
+ \param contentService: service for adding widgets
+ \param shortcutService: service for adding shortcuts
+ \retval void
+ */
+#ifdef COVERAGE_MEASUREMENT
+#pragma CTC SKIP
+#endif //COVERAGE_MEASUREMENT
+void HsPreviewHSWidgetState::onEntry(QEvent *event)
+{
+    HSMENUTEST_FUNC_ENTRY("HsPreviewHSWidgetState::onEntry");
+    HsMenuBaseState::onEntry(event);
+    HsMenuEvent *menuEvent = static_cast<HsMenuEvent *>(event);
+    QVariantMap data = menuEvent->data();
+
+    const int entryId = data.value(itemIdKey()).toInt();
+
+    QVariantMap widgetData;
+    widgetData.insert("library", data.value(widgetLibraryAttributeName()).toString());
+    widgetData.insert("uri", data.value(widgetUriAttributeName()).toString());
+    HsWidgetHost *widget = contentService()->createWidgetForPreview(widgetData);
+
+    if (widget) {
+        widget->setMinimumSize(widget->preferredWidth(),widget->preferredHeight());
+        HbScrollArea *scrollArea = new HbScrollArea();
+        scrollArea->setClampingStyle(HbScrollArea::StrictClamping);
+        scrollArea->setScrollingStyle(HbScrollArea::Pan);
+        scrollArea->setHorizontalScrollBarPolicy(HbScrollArea::ScrollBarAsNeeded);
+        scrollArea->setHorizontalScrollBarPolicy(HbScrollArea::ScrollBarAutoHide);//
+        scrollArea->setVerticalScrollBarPolicy(HbScrollArea::ScrollBarAsNeeded);
+        scrollArea->setVerticalScrollBarPolicy(HbScrollArea::ScrollBarAutoHide);//
+        scrollArea->verticalScrollBar()->setInteractive(true);
+        scrollArea->horizontalScrollBar()->setInteractive(true);
+        // this sets up the scroll area to scroll in both directions
+        scrollArea->setScrollDirections(Qt::Vertical | Qt::Horizontal);
+        scrollArea->setContentWidget(widget);   //ownership transferred
+        scrollArea->setAlignment(Qt::AlignCenter);
+
+        // Instantiate a popup
+        mPopupDialog = new HbDialog();
+
+        // Set dismiss policy that determines what tap events will cause the dialog
+        // to be dismissed
+        mPopupDialog->setDismissPolicy(HbDialog::NoDismiss);
+        mPopupDialog->setTimeout(HbDialog::NoTimeout);
+
+        // Set content widget
+        mPopupDialog->setContentWidget(scrollArea); //ownership transferred
+
+        // Sets the primary action and secondary action
+        mPopupDialog->setPrimaryAction(new HbAction(hbTrId("txt_applib_button_add_to_homescreen"),mPopupDialog));
+        mPopupDialog->setSecondaryAction(new HbAction(hbTrId("txt_common_button_close"),mPopupDialog));
+
+        subscribeForMemoryCardRemove(entryId);
+        widget->initializeWidget();
+        widget->showWidget();
+        // Launch popup syncronously
+        HbAction *result = mPopupDialog->exec();
+
+        disconnect(mNotifier,
+                   SIGNAL(entryChanged(const CaEntry &, ChangeType)),
+                   this, SLOT(memoryCardRemoved()));
+
+        if (result == mPopupDialog->primaryAction()) {
+            // take it back from scrollarea
+            scrollArea->takeContentWidget();
+            widget->hideWidget();
+            widget->uninitializeWidget();
+            HsScene::instance()->activePage()->addNewWidget(widget);
+        } else {
+            widget->deleteFromDatabase();
+        }
+
+        delete result;
+        result = NULL;
+
+    } else {
+        showMessageWidgetCorrupted(entryId);
+    }
+
+    HSMENUTEST_FUNC_EXIT("HsPreviewHSWidgetState::onEntry");
+}
+#ifdef COVERAGE_MEASUREMENT
+#pragma CTC ENDSKIP
+#endif //COVERAGE_MEASUREMENT
+
+/*!
+ State exited.
+ \retval void
+ */
+void HsPreviewHSWidgetState::stateExited()
+{
+    HSMENUTEST_FUNC_ENTRY("HsPreviewHSWidgetState::stateExited");
+
+    if (mNotifier) {
+        delete mNotifier;
+        mNotifier = NULL;
+    }
+
+    if (mPopupDialog) {
+        delete mPopupDialog;
+        mPopupDialog = NULL;
+    }
+
+    HSMENUTEST_FUNC_EXIT("HsPreviewHSWidgetState::stateExited");
+    qDebug("HsPreviewHSWidgetState::stateExited()");
+}
+
+/*!
+ Memory card with instaled widget was removed.
+ \retval void
+ */
+void HsPreviewHSWidgetState::memoryCardRemoved()
+{
+    if (mPopupDialog) {
+        mPopupDialog->close();
+    }
+}
+
+/*!
+ Subscribe for memory card remove.
+ \param entryId: HSWidget id.
+ \retval void
+ */
+void HsPreviewHSWidgetState::subscribeForMemoryCardRemove(int entryId)
+{
+    CaNotifierFilter filter;
+    QList<int> entryIds;
+    entryIds.append(entryId);
+    filter.setIds(entryIds);
+    mNotifier = CaService::instance()->createNotifier(filter);
+    mNotifier->setParent(this);
+    connect(mNotifier,
+            SIGNAL(entryChanged(const CaEntry &, ChangeType)),
+            SLOT(memoryCardRemoved()));
+}
+
+
+/*!
+ Shows message about corrupted widget library. Deletes widget eventually
+ \param itemId entryId of widget (needed to delete it)
+ \retval void
+ */
+#ifdef COVERAGE_MEASUREMENT
+#pragma CTC SKIP
+#endif //COVERAGE_MEASUREMENT
+void HsPreviewHSWidgetState::showMessageWidgetCorrupted(int itemId)
+{
+    HSMENUTEST_FUNC_ENTRY("HsCollectionState::showMessageWidgetCorrupted");
+    QString message(hbTrId("txt_applib_dialog_file_corrupted_unable_to_use_wi"));
+    if (HbMessageBox::question(message,hbTrId(
+                                   "txt_common_button_ok"), hbTrId("txt_common_button_cancel"))) {
+        HsMenuService::executeAction(itemId, removeActionIdentifier());
+    }
+    HSMENUTEST_FUNC_EXIT("HsCollectionState::showMessageWidgetCorrupted");
+}
+#ifdef COVERAGE_MEASUREMENT
+#pragma CTC ENDSKIP
+#endif //COVERAGE_MEASUREMENT
+