/*

* 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.ApplicationInfo;

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

import java.io.InputStream;

import org.eclipse.swt.SWT;

import org.eclipse.swt.SWTException;

import org.eclipse.swt.graphics.Image;

import org.eclipse.swt.layout.GridData;

import org.eclipse.swt.widgets.Combo;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Label;

/**

 * UninstallConfirmationView asks uninstallation confirmation

 * from the user.

 */

public class UninstallConfirmationView extends ConfirmationViewBase

{

    private UninstallInfo iUninstallInfo = null;

    /** Constructor */

    protected UninstallConfirmationView()

    {

        super();

    }

    /** Constructor */

    protected UninstallConfirmationView(InstallerUiEswt aInstaller, Composite aParent)

    {

        super(aInstaller, aParent, 8);

        setTitle(InstallerUiTexts.get(InstallerUiTexts.UNINSTALL));

        setCommands(InstallerUiTexts.get(InstallerUiTexts.OK),

                    InstallerUiTexts.get(InstallerUiTexts.CANCEL));

    }

    /**

     * Synchoronous method for asking user confirmation.

     */

    public boolean confirm(UninstallInfo aUninstallInfo)

    {

        iUninstallInfo = aUninstallInfo;

        boolean result = confirm();

        if (result)

        {

            log("uninstallConfirmationView confirmed");

        }

        else

        {

            log("uninstallConfirmationView cancelled");

        }

        return result;

    }

    /**

     * This method is called once before view is opened.

     * Inheriting class must implement this method.

     */

    protected void createView()

    {

        GridData gridData = null;

        int horizontalSpan = getColumns() - 1;

        int labelStyle = SWT.WRAP;

        InputStream iconInputStream = iUninstallInfo.getIconInputStream();

        if (iconInputStream != null)

        {

            Image image = InstallerUiEswt.loadImage

                          (getComposite().getDisplay(), iconInputStream,

                           iUninstallInfo.getIconPath());

            if (image != null)

            {

                Label iconLabel = createLabel(image, 2, SWT.NONE);

                horizontalSpan = getColumns() - 3;

            }

            else

            {

                horizontalSpan = getColumns() - 1;

            }

        }

        // Add title.

        Label titleLabel = createLabel

                           (InstallerUiTexts.get

                            (InstallerUiTexts.UNINSTALL_QUERY,

                             new String[] { iUninstallInfo.getName() }),

                            horizontalSpan, labelStyle);

        titleLabel.setFont(iInstallerUi.getBoldFont());

        // Add security icon.

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

        Label securityIconLabel = createSecurityLabel(identified);

        horizontalSpan = getColumns();

        Label nameLabel = createLabel

                          (InstallerUiTexts.get

                           (InstallerUiTexts.NAME,

                            new String[] { iUninstallInfo.getName() }),

                           horizontalSpan, labelStyle);

        Label versionLabel = createLabel

                             (InstallerUiTexts.get

                              (InstallerUiTexts.VERSION,

                               new String[] { iUninstallInfo.getVersion() }),

                              horizontalSpan, labelStyle);

        ApplicationInfo[] apps = iUninstallInfo.getApplications();

        if (apps != null && apps.length > 0)

        {

            if (apps.length > 1 ||

                    !iUninstallInfo.getName().equals(apps[0].getName()))

            {

                Label appsLabel = createLabel

                                  (InstallerUiTexts.get

                                   (InstallerUiTexts.APPLICATIONS),

                                   horizontalSpan, labelStyle);

                for (int i = 0; i < apps.length; i++)

                {

                    Label appLabel = createLabel

                                     (InstallerUiTexts.get

                                      (InstallerUiTexts.APP_NAME,

                                       new String[] { apps[i].getName() }),

                                      horizontalSpan, labelStyle);

                }

            }

        }

        String deleteConfirm = iUninstallInfo.getDeleteConfirm();

        if (deleteConfirm != null)

        {

            Label deleteConfirmLabel = createLabel

                                       (deleteConfirm, horizontalSpan, labelStyle);

        }

    }

    /**

     * This method is called after user has answered

     * to confirmation.

     * Inheriting class must implement this method.

     */

    protected void getDataFromView()

    {

        // No data to get from uninstallation confirmation.

    }

    /**

     * Returns SWT style for this view.

     */

    protected int getStyle()

    {

        return SWT.V_SCROLL;

    }

}