/*

* Copyright (c) 2008-2010 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:

*

*/

package com.nokia.mj.impl.installer.ui.eswt;

import com.nokia.mj.impl.installer.ui.InstallerUi;

import com.nokia.mj.impl.installer.ui.InstallInfo;

import com.nokia.mj.impl.installer.ui.UninstallInfo;

import com.nokia.mj.impl.rt.ui.ConfirmData;

import com.nokia.mj.impl.rt.ui.RuntimeUi;

import com.nokia.mj.impl.rt.ui.RuntimeUiFactory;

/**

 * Minimal UI for JavaInstaller. This UI will only show simplified

 * confirmation dialogs using RuntimeUi.

 */

public class MinimalUi extends InstallerUi

{

    /**

     * Constructor.

     */

    public MinimalUi()

    {

    }

    /**

     * Confirm installation. UI should display an installation

     * confirmation dialog to the user. UI must update

     * aInstallInfo basing on user selections.

     * This method blocks until user has answered to the dialog.

     *

     * @param aInstallInfo installation information

     * @return true if user has accepted installation, false otherwise

     */

    public boolean confirm(InstallInfo aInstallInfo)

    {

        return confirmStatic(aInstallInfo);

    }

    /**

     * Confirm uninstallation. UI should display an uninstallation

     * confirmation dialog to the user.

     * This method blocks until user has answered to the dialog.

     *

     * @param aUninstallInfo uninstallation information

     * @return true if user has accepted uninstallation, false otherwise

     */

    public boolean confirm(UninstallInfo aUninstallInfo)

    {

        return confirmStatic(aUninstallInfo);

    }

    /**

     * Confirm installation. UI should display an installation

     * confirmation dialog to the user. UI must update

     * aInstallInfo basing on user selections.

     * This method blocks until user has answered to the dialog.

     *

     * @param aInstallInfo installation information

     * @return true if user has accepted installation, false otherwise

     */

    public static boolean confirmStatic(InstallInfo aInstallInfo)

    {

        boolean identified = (aInstallInfo.getCertificates() != null);

        String question = InstallerUiTexts.get(

                              InstallerUiTexts.INSTALL_QUERY,

                              new String[] { aInstallInfo.getName() });

        if (aInstallInfo.getOldVersion() != null)

        {

            question = InstallerUiTexts.get(

                           InstallerUiTexts.UPDATE_QUERY,

                           new String[] { aInstallInfo.getName(),

                                          aInstallInfo.getOldVersion(),

                                          aInstallInfo.getVersion()

                                        });

        }

        ConfirmData confirmData = new ConfirmData(

            question, new String[]

            {

                InstallerUiTexts.get(InstallerUiTexts.OK),

                InstallerUiTexts.get(InstallerUiTexts.CANCEL)

            }, 0);

        RuntimeUi runtimeUi = RuntimeUiFactory.getRuntimeUi(identified);

        boolean result = false;

        if (runtimeUi.confirm(

                    InstallerUiTexts.get(InstallerUiTexts.INSTALLING),

                    confirmData))

        {

            result = (confirmData.getAnswer() == 0);

        }

        runtimeUi.destroy();

        return result;

    }

    /**

     * Confirm uninstallation. UI should display an uninstallation

     * confirmation dialog to the user.

     * This method blocks until user has answered to the dialog.

     *

     * @param aUninstallInfo uninstallation information

     * @return true if user has accepted uninstallation, false otherwise

     */

    public static boolean confirmStatic(UninstallInfo aUninstallInfo)

    {

        boolean identified = (aUninstallInfo.getCertificates() != null);

        String question = InstallerUiTexts.get(

                              InstallerUiTexts.UNINSTALL_QUERY,

                              new String[] { aUninstallInfo.getName() });

        ConfirmData confirmData = new ConfirmData(

            question, new String[]

            {

                InstallerUiTexts.get(InstallerUiTexts.OK),

                InstallerUiTexts.get(InstallerUiTexts.CANCEL)

            }, 0);

        RuntimeUi runtimeUi = RuntimeUiFactory.getRuntimeUi(identified);

        boolean result = false;

        if (runtimeUi.confirm(

                    InstallerUiTexts.get(InstallerUiTexts.UNINSTALLING),

                    confirmData))

        {

            result = (confirmData.getAnswer() == 0);

        }

        runtimeUi.destroy();

        return result;

    }

}