activityfw/testapplications/activitytestmodel/iconsview.cpp
changeset 117 c63ee96dbe5f
equal deleted inserted replaced
115:3ab5c078b490 117:c63ee96dbe5f
       
     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:
       
    15 *
       
    16 */
       
    17 
       
    18 #include "iconsview.h"
       
    19 
       
    20 #include <QGraphicsLinearLayout>
       
    21 #include <QGraphicsGridLayout>
       
    22 #include <QStandardItem>
       
    23 #include <QStandardItemModel>
       
    24 #include <QSignalMapper>
       
    25 
       
    26 #include <hblistwidget.h>
       
    27 #include <hblabel.h>
       
    28 #include <hbpushbutton.h>
       
    29 
       
    30 #include <QDebug>
       
    31 
       
    32 IconsView::IconsView(QGraphicsItem *parent) : HbView(parent)
       
    33 {
       
    34     setTitle("Icons");
       
    35 
       
    36     mModel = new QStandardItemModel(this);
       
    37     for (int i=1; i<=8; ++i) {
       
    38         addItemToModel(i);
       
    39     }
       
    40 
       
    41     mList = new HbListView(this);
       
    42     mList->setModel(mModel);
       
    43 
       
    44     QGraphicsGridLayout *buttonsLayout = new QGraphicsGridLayout();
       
    45     HbPushButton *addItemButton = new HbPushButton("Add item");
       
    46     connect(addItemButton, SIGNAL(clicked()), this, SLOT(addItem()));
       
    47     buttonsLayout->addItem(addItemButton, 0, 0);
       
    48 
       
    49     HbPushButton *removeItemButtom = new HbPushButton("Remove item");
       
    50     connect(removeItemButtom, SIGNAL(clicked()), this, SLOT(removeItem()));
       
    51     buttonsLayout->addItem(removeItemButtom, 0, 1);
       
    52 
       
    53     HbPushButton *saveActivityAButton = new HbPushButton("Save State A");
       
    54     buttonsLayout->addItem(saveActivityAButton, 1, 0);
       
    55     HbPushButton *saveActivityBButton = new HbPushButton("Save State B");
       
    56     buttonsLayout->addItem(saveActivityBButton, 1, 1);
       
    57 
       
    58     buttonsLayout->setRowFixedHeight(0, 50);
       
    59     buttonsLayout->setRowFixedHeight(1, 50);
       
    60 
       
    61     QSignalMapper *saveActivityMapper = new QSignalMapper(this);
       
    62     saveActivityMapper->setMapping(saveActivityAButton, "StateA");
       
    63     saveActivityMapper->setMapping(saveActivityBButton, "StateB");
       
    64     connect(saveActivityAButton, SIGNAL(clicked()), saveActivityMapper, SLOT(map()));
       
    65     connect(saveActivityBButton, SIGNAL(clicked()), saveActivityMapper, SLOT(map()));
       
    66     connect(saveActivityMapper, SIGNAL(mapped(QString)), this, SIGNAL(activitySaveRequested(QString)));
       
    67 
       
    68     mItemCountLabel = new HbLabel();
       
    69     mItemCountLabel->setAlignment(Qt::AlignCenter);
       
    70     mItemCountLabel->setMaximumHeight(30);
       
    71     updateCountLabel();
       
    72 
       
    73     QGraphicsLinearLayout *mainLayout = new QGraphicsLinearLayout(Qt::Vertical, this);
       
    74     mainLayout->addItem(mItemCountLabel);
       
    75     mainLayout->addItem(mList);
       
    76     mainLayout->addItem(buttonsLayout);
       
    77 
       
    78     setLayout(mainLayout);
       
    79 }
       
    80 
       
    81 IconsView::~IconsView()
       
    82 {
       
    83 }
       
    84 
       
    85 void IconsView::addItemToModel(int number)
       
    86 {
       
    87     QStandardItem *item = new QStandardItem(QIcon(QString(":data\\img%1").arg(number)), QString("Image %1").arg(number));
       
    88     mModel->appendRow(item);
       
    89 }
       
    90 
       
    91 void IconsView::addItem()
       
    92 {
       
    93     addItemToModel(qrand() % 8 + 1);
       
    94     updateCountLabel();
       
    95 }
       
    96 
       
    97 void IconsView::removeItem()
       
    98 {
       
    99     if (mModel->rowCount() > 0) {
       
   100         mModel->removeRow(mModel->rowCount() - 1, QModelIndex());
       
   101     }
       
   102     updateCountLabel();
       
   103 }
       
   104 
       
   105 void IconsView::updateCountLabel()
       
   106 {
       
   107     mItemCountLabel->setPlainText(QString("List contains %1 items").arg(mModel->rowCount()));
       
   108 }
       
   109 
       
   110 QVariant IconsView::generateActivityData()
       
   111 {
       
   112     QByteArray serializedModel;
       
   113     {
       
   114         QDataStream stream(&serializedModel, QIODevice::WriteOnly | QIODevice::Append);
       
   115         for (int row = 0; row < mModel->rowCount(); ++row) {
       
   116             stream << *mModel->item(row);
       
   117         }
       
   118     }
       
   119     return serializedModel;
       
   120 }
       
   121 
       
   122 void IconsView::loadActivity(const QVariant &data)
       
   123 {
       
   124     mModel->clear();
       
   125     QByteArray serializedModel = data.toByteArray();
       
   126     {
       
   127         QDataStream stream(&serializedModel, QIODevice::ReadOnly);
       
   128         while (!stream.atEnd()) {
       
   129             QStandardItem *item = new QStandardItem();
       
   130             stream >> *item;
       
   131             mModel->appendRow(item);
       
   132         }
       
   133     }
       
   134     updateCountLabel();
       
   135 }