diff -r 053c6c7c14f3 -r 0efa10d348c0 tsdevicedialog/tsdevicedialogplugin/src/tsactivitymodelitem.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tsdevicedialog/tsdevicedialogplugin/src/tsactivitymodelitem.cpp	Tue Aug 31 15:30:51 2010 +0300
@@ -0,0 +1,171 @@
+/*
+* 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: tsactivitymodelitem.cpp
+*
+*/
+#include "tsactivitymodelitem.h"
+
+#include <QAbstractListModel>
+
+#include <HbIcon>
+
+#include <afstorageglobals.h>
+
+#include "tsdataroles.h"
+
+/*!
+    \class TsActivityModelItem
+    \ingroup group_tsdevicedialogplugin
+    \brief Item presenting activity in the grid.
+*/
+
+/*!
+    Standard C++ constructor
+    /param model - reference to parent model
+    /param service - reference to initialized ActivityManager instance
+    /param entry - Activity data
+*/
+TsActivityModelItem::TsActivityModelItem(QAbstractListModel &model,
+                                         QObject& service, 
+                                         const QVariantHash & activity)
+    :
+    mService(service),
+    mActivity(activity),
+    mIcon(),
+    mRequestPending(false)
+{
+    connect(this,
+            SIGNAL(entryChanged(TsModelItem *)),
+            &model,
+            SLOT(entryChanged(TsModelItem *)));
+    connect(&mService,
+            SIGNAL(thumbnailReady(QPixmap, void *)),
+            this,
+            SLOT(thumbnailReady(QPixmap, void *)));
+}
+
+/*!
+    Standard C++ destructor
+    /param service - reference to initialized ActivityManager instance
+    /param entry - Activity data
+*/
+TsActivityModelItem::~TsActivityModelItem()
+{
+}
+
+/*!
+    Returns the data stored under the given role.
+    /param role - requested data role
+    /return data encapulated by QVariant
+*/
+QVariant TsActivityModelItem::data(int role) const
+{
+    switch (role) {
+        case Qt::DisplayRole:
+            return displayRole();
+        case Qt::DecorationRole:
+            return decorationRole();
+        case TsDataRoles::Closable:
+            return QVariant(false);
+        case TsDataRoles::Active:
+            return QVariant(false);
+        default:
+            return QVariant(QVariant::Invalid);
+    }
+}
+
+/*!
+    Empty interface implementation
+*/
+void TsActivityModelItem::close()
+{
+    //no implementation required
+}
+
+/*!
+    Open or move to foreground activity repesented by entry
+*/
+void TsActivityModelItem::open()
+{
+    QVariant application(mActivity.value(ActivityApplicationKeyword));
+    QVariant activity(mActivity.value(ActivityActivityKeyword));
+
+    if (application.isValid() && activity.isValid()) {
+        QMetaObject::invokeMethod(&mService,
+                                  "launchActivity",
+                                  Q_ARG(int, application.toInt()),
+                                  Q_ARG(QString, activity.toString()));
+    }
+}
+
+/*!
+    Return application name keyword
+*/
+QString TsActivityModelItem::applicationKeyword()
+{
+    static QString applicationName(ActivityApplicationName);
+    return applicationName;
+}
+
+/*!
+    Return activity screenshot keyword
+*/
+QString TsActivityModelItem::screenshotKeyword()
+{
+    static QString screenshot(ActivityScreenshotKeyword);
+    return screenshot;
+}
+
+/*!
+    Returns the data stored under decoration role.
+    /return data encapulated by QVariant
+*/
+QVariant TsActivityModelItem::decorationRole() const
+{
+    if (!mRequestPending) {
+        mRequestPending = true;
+        QVariant screenshot = mActivity.value(screenshotKeyword());
+        if (screenshot.isValid()) {
+            QMetaObject::invokeMethod(
+                &mService,
+                "getThumbnail",
+                Q_ARG(QSize, QSize(128, 128)),
+                Q_ARG(QString, screenshot.toString()),
+                Q_ARG(void *, const_cast<TsActivityModelItem *>(this)));
+        }
+    }
+    return QVariant::fromValue<HbIcon>(HbIcon(mIcon));
+}
+
+/*!
+    Returns the data stored under display role.
+    /return data encapulated by QVariant
+*/
+QVariant TsActivityModelItem::displayRole() const
+{
+    return mActivity.value(applicationKeyword());
+}
+
+/*!
+    Slot retrieve thumbnail form TM, update content and notify observers
+    /param pixmap - thumbnail content
+    /ptr - user data provided to request
+*/
+void TsActivityModelItem::thumbnailReady(QPixmap pixmap, void *ptr)
+{
+    if (ptr == this) {
+        mIcon = pixmap;
+        emit entryChanged(this);
+    }
+}