1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0""

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  This class adds a setting view to main window, and restore previous view when back key clicked.

    15 *

    16 */

    17 

    18 #include "cpviewlauncher.h"

    19 #include <hbinstance.h>

    20 #include <hbview.h>

    21 #include <hbmainwindow.h>

    22 #include <QCoreApplication>

    23 

    24 static HbMainWindow *mainWindow() 

    25 {

    26     QList< HbMainWindow* > mainWindows = hbInstance->allMainWindows();

    27     if (!mainWindows.isEmpty()) {

    28         return mainWindows.front();

    29     }

    30     return 0;

    31 }

    32 

    33 void CpViewLauncher::launchView(HbView *view)

    34 {

    35 	if (view) {

    36 		CpViewLauncher *launcher = new CpViewLauncher();

    37 		launcher->internalLaunchView(view);

    38 	}

    39 }

    40 

    41 CpViewLauncher::CpViewLauncher() :

    42     mView(0),

    43     mPreView(0)

    44 {

    45 }

    46 

    47 CpViewLauncher::~CpViewLauncher()

    48 {

    49 }

    50 

    51 void CpViewLauncher::internalLaunchView(HbView *view)

    52 {

    53     //Q_ASSERT(view);   should not use

    54     

    55     HbMainWindow *mainWnd = ::mainWindow();

    56     

    57     if (mainWnd && view)

    58     {

    59         mView = view;

    60       

    61         mPreView = mainWnd->currentView();

    62         

    63         if (mPreView) {

    64             QObject::connect(mView, SIGNAL(aboutToClose()), this, SLOT(viewDone()));

    65         }

    66         else {

    67             QObject::connect(mView, SIGNAL(aboutToClose()), qApp, SLOT(quit()));

    68         }

    69   

    70        

    71         // activates the plugin view

    72         mainWnd->addView(mView);

    73         mainWnd->setCurrentView(mView);   

    74     }

    75 }

    76 

    77 void CpViewLauncher::viewDone()

    78 {    

    79     HbMainWindow *mainWnd = ::mainWindow();

    80     

    81     if (mainWnd) {

    82         if (mView) {               

    83             //restore previous status

    84             mainWnd->removeView(mView);

    85         

    86             mView->deleteLater();

    87             mView = 0;

    88     

    89             mainWnd->setCurrentView(mPreView);

    90         }

    91     }

    92 

    93     deleteLater();

    94 }

    95 

    96 //End of File