/*

 * 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 All Applications state.

 *

 */

#include <qstatemachine.h>

#include <hbview.h>

#include <hblistview.h>

#include <hbaction.h>

#include <hbmenu.h>

#include <hbabstractviewitem.h>

#include <hsmenueventfactory.h>

#include <hbinstance.h>

#include <caentry.h>

#include <hbsearchpanel.h>

#include "hsmenuitemmodel.h"

#include "hsmenuview.h"

#include "cadefs.h"

#include "hsinstalledappsstate.h"

#include "hsaddappstocollectionstate.h"

#include "hsapp_defs.h"

#include "hsmenumodetransition.h"

/*!

 \class HsInstalledAppsState

 \ingroup group_hsapplibrarystateplugin

 \brief Manages displaying installed applications

 */

/*!

 Constructor.

 \param menuView menu view.

 \param parent Pwner.

 */

HsInstalledAppsState::HsInstalledAppsState(HsMenuView &menuView, QState *parent) :

    QState(parent), mMenuView(menuView), mInstalledAppsModel(0)

{

    construct();

}

/*!

 Constructor part.

 */

void HsInstalledAppsState::construct()

{

    HSMENUTEST_FUNC_ENTRY("HsInstalledAppsState::construct");

    const QString parentName =

        parent() != 0 ? parent()->objectName() : QString("");

    setObjectName(parentName + "/installedappsstate");

    connect(this, SIGNAL(entered()),SLOT(stateEntered()));

    connect(this, SIGNAL(exited()),SLOT(stateExited()));

    mSecondarySoftkeyAction = new HbAction(Hb::BackAction, this);

    HSMENUTEST_FUNC_EXIT("HsInstalledAppsState::construct");

}

/*!

 Method seting menu options.

 */

void HsInstalledAppsState::setMenuOptions()

{

    HSMENUTEST_FUNC_ENTRY("HsInstalledAppsState::setMenuOptions");

    HbMenu *const mOptions = new HbMenu();

    mOptions->setParent(this);

    mOptions->addAction(hbTrId("txt_applib_opt_task_switcher"),

                        this, SLOT(openTaskSwitcher()));

    mMenuView.view()->setMenu(mOptions);

    HSMENUTEST_FUNC_EXIT("HsInstalledAppsState::setMenuOptions");

}

/*!

 Destructor.

 */

HsInstalledAppsState::~HsInstalledAppsState()

{

    delete mInstalledAppsModel;

}

/*!

 Slot connected to entered() signal.

 Invoked when a state is entered.

 */

void HsInstalledAppsState::stateEntered()

{

    qDebug("AllAppsState::stateEntered()");

    HSMENUTEST_FUNC_ENTRY("HsInstalledAppsState::stateEntered");

    if (!mInstalledAppsModel) {

        mInstalledAppsModel

        = HsMenuService::getInstalledModel(AscendingNameHsSortAttribute);

    }

    mMenuView.setModel(mInstalledAppsModel);

    mMenuView.scrollTo(mInstalledAppsModel->index(0));

    setMenuOptions();

    connect(&mMenuView, SIGNAL(activated(QModelIndex)),

            SLOT(listItemActivated(QModelIndex)));

    connect(&mMenuView, SIGNAL(longPressed(HbAbstractViewItem *, QPointF)),

            SLOT(listItemLongPressed(HbAbstractViewItem *, QPointF)));

    connect(mSecondarySoftkeyAction, SIGNAL(triggered()),

            SLOT(backAction()));

    mMenuView.hideToolBar();

    mOldNavigationAction = mMenuView.view()->navigationAction();

    mMenuView.view()->setNavigationAction(mSecondarySoftkeyAction);

    mMenuView.setLabelVisible(true);

    mMenuView.setLabel(hbTrId("txt_applib_subtitle_installed"));

    HSMENUTEST_FUNC_EXIT("HsInstalledAppsState::stateEntered");

}

/*!

 Slot invoked when a state is exited.

 */

void HsInstalledAppsState::stateExited()

{

    HSMENUTEST_FUNC_ENTRY("HsInstalledAppsState::stateExited");

    mMenuView.setSearchPanelVisible(false);

    // revert navigation action

    mMenuView.view()->setNavigationAction(mOldNavigationAction);

    mMenuView.showToolBar();

    mMenuView.setLabelVisible(false);

    mMenuView.disconnect(this);

    mMenuView.view()->setMenu(NULL);

    disconnect(mSecondarySoftkeyAction, SIGNAL(triggered()),

               this, SLOT(backAction()));

    HSMENUTEST_FUNC_EXIT("HsInstalledAppsState::stateExited");

    qDebug("AllAppsState::stateExited()");

}

/*!

 Open task switcher.

 \retval true if operation is successful.

 */

bool HsInstalledAppsState::openTaskSwitcher()

{

    return HsMenuService::launchTaskSwitcher();

}

/*!

 Method invoked when a list item is activated.

 \param index indec of activated item.

 */

#ifdef COVERAGE_MEASUREMENT

#pragma CTC SKIP

#endif //COVERAGE_MEASUREMENT

void HsInstalledAppsState::listItemActivated(const QModelIndex &/*index*/)

{

    //no implementation yet

}

#ifdef COVERAGE_MEASUREMENT

#pragma CTC ENDSKIP

#endif //COVERAGE_MEASUREMENT

/*!

 Handles long-item-pressed event in all apps view by showing context menu

 \param item the event pertains to

 \param coords press point coordinates.

 */

#ifdef COVERAGE_MEASUREMENT

#pragma CTC SKIP

#endif //COVERAGE_MEASUREMENT

void HsInstalledAppsState::listItemLongPressed(HbAbstractViewItem *item,

        const QPointF &coords)

{

    HSMENUTEST_FUNC_ENTRY("HsInstalledAppsState::listItemLongPressed");

    // create context menu

    HbMenu *menu = new HbMenu();

    HbAction *uninstallAction = menu->addAction(

                                    hbTrId("txt_common_menu_delete"));

    // choose proper action

    if (HbAction *selectedAction = menu->exec(coords)) {

        if (selectedAction == uninstallAction) {

            const int itemId = item->modelIndex().data(

                                   CaItemModel::IdRole).toInt();

            HsMenuService::executeAction(itemId, removeActionIdentifier());

        }

        mMenuView.setSearchPanelVisible(false);

    }

    delete menu;

    HSMENUTEST_FUNC_EXIT("HsInstalledAppsState::listItemLongPressed");

}

#ifdef COVERAGE_MEASUREMENT

#pragma CTC ENDSKIP

#endif //COVERAGE_MEASUREMENT

/*!

 Slot invoked when a back action is triggered.

 */

#ifdef COVERAGE_MEASUREMENT

#pragma CTC SKIP

#endif //COVERAGE_MEASUREMENT

void HsInstalledAppsState::backAction()

{

    machine()->postEvent(HsMenuEventFactory::createOpenAppLibraryEvent());

}

#ifdef COVERAGE_MEASUREMENT

#pragma CTC ENDSKIP

#endif //COVERAGE_MEASUREMENT