1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (developer.feedback@nokia.com)

     6 **

     7 ** This file is part of the HbInput module of the UI Extensions for Mobile.

     8 **

     9 ** GNU Lesser General Public License Usage

    10 ** This file may be used under the terms of the GNU Lesser General Public

    11 ** License version 2.1 as published by the Free Software Foundation and

    12 ** appearing in the file LICENSE.LGPL included in the packaging of this file.

    13 ** Please review the following information to ensure the GNU Lesser General

    14 ** Public License version 2.1 requirements will be met:

    15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    16 **

    17 ** In addition, as a special exception, Nokia gives you certain additional

    18 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    20 **

    21 ** If you have questions regarding the use of this file, please contact

    22 ** Nokia at developer.feedback@nokia.com.

    23 **

    24 ****************************************************************************/

    25 

    26 #include <hbgridview.h>

    27 #include <hbview.h>

    28 #include <hbwidget.h>

    29 #include <QStandardItemModel>

    30 #include <QStandardItem>

    31 #include <QFileInfoList>

    32 #include <QDir>

    33 

    34 #include <HbMainWindow>

    35 #include <HbFrameItem>

    36 #include <HbFrameDrawer>

    37 #include <hbdialog_p.h>

    38 

    39 #include "hbinputsmileypicker.h"

    40 

    41 /// @cond

    42 

    43 class HbInputSmileyPickerPrivate: public HbDialogPrivate

    44 {

    45     Q_DECLARE_PUBLIC(HbInputSmileyPicker)

    46 

    47 public:

    48     HbInputSmileyPickerPrivate(int rows, int columns);

    49     ~HbInputSmileyPickerPrivate();

    50 

    51     void getSmilies(const QStringList& smileys);

    52     void _q_activated(const QModelIndex& index);

    53 

    54     // member variables.

    55     HbGridView *mView;

    56     QStandardItemModel *mModel;

    57 };

    58 

    59 HbInputSmileyPickerPrivate::HbInputSmileyPickerPrivate(int rows, int columns)

    60 :mView(0), mModel(0)

    61 {

    62     Q_Q(HbInputSmileyPicker);

    63     // we should make sure that it comes above vkb

    64     setPriority(HbPopupPrivate::VirtualKeyboard + 1);

    65 

    66     // create a view and set the rows and columns.

    67     mView = new HbGridView(q);

    68     mView->setRowCount(rows);

    69     mView->setColumnCount(columns);

    70     mView->setScrollDirections(Qt::Horizontal);

    71     mView->setHorizontalScrollBarPolicy(HbScrollArea::ScrollBarAsNeeded);

    72     mModel = new QStandardItemModel(q);

    73     mView->setModel(mModel);

    74 }

    75 

    76 HbInputSmileyPickerPrivate::~HbInputSmileyPickerPrivate()

    77 {

    78 }

    79 

    80 void HbInputSmileyPickerPrivate::getSmilies(const QStringList& smileys)

    81 {

    82     mModel->clear();

    83     QStandardItem* item = 0;

    84     foreach (QString smiley, smileys) {

    85         item = new QStandardItem();

    86         item->setData(HbIcon(smiley), Qt::DecorationRole);

    87         mModel->appendRow(item);

    88     }

    89 }

    90 

    91 void HbInputSmileyPickerPrivate::_q_activated(const QModelIndex& index)

    92 {

    93     Q_Q(HbInputSmileyPicker);

    94     if (!hidingInProgress) {

    95         HbIcon smileyIcon = index.model()->data(index, Qt::DecorationRole).value<HbIcon>();

    96         emit q->selected(smileyIcon.iconName());

    97         q->hide();

    98     }

    99 }

   100 

   101 /// @endcond

   102 

   103 /*!

   104 @proto

   105 @hbinput

   106 \class HbInputSmileyPicker

   107 \brief Smiley picker widget

   108 

   109 Smiley picker is a dialog containing a grid of emoticons in the form of icons.

   110 It emits selected signal with corresponding emoticon text once a smiley is clicked.

   111 

   112 \sa HbDialog

   113 \sa HbGridView

   114 */

   115 HbInputSmileyPicker::HbInputSmileyPicker(int rows, int columns, QGraphicsItem *parent, QStringList smileys)

   116     : HbDialog(*new HbInputSmileyPickerPrivate(rows, columns), parent)

   117 {

   118     Q_D(HbInputSmileyPicker);

   119 

   120 #if QT_VERSION >= 0x040600

   121     // Make sure the smiley picker never steals focus.

   122     setFlag(QGraphicsItem::ItemIsPanel, true);

   123     setActive(false);

   124 #endif

   125 

   126     // set dialog properties

   127     setFocusPolicy(Qt::ClickFocus);

   128     setDismissPolicy(TapAnywhere);

   129     setBackgroundFaded(false);

   130     setTimeout(NoTimeout);

   131     setContentWidget(d->mView);

   132 

   133     // extract smilies.

   134     d->getSmilies(smileys);

   135 

   136     // connect signals

   137     connect(d->mView, SIGNAL(activated(QModelIndex )), this, SLOT(_q_activated(QModelIndex )));

   138 }

   139 

   140 /*!

   141 Destructs the object.

   142 */

   143 HbInputSmileyPicker::~HbInputSmileyPicker()

   144 {

   145 }

   146 

   147 /*!

   148 This a virtual functions in QGraphicsWidget. It is called whenever the smiley picker widgets is shown. 

   149 Here in this function we are are scrolling to a position where we can see 

   150 first row and column

   151 */

   152 void HbInputSmileyPicker::showEvent( QShowEvent * event )

   153 {

   154     Q_D(HbInputSmileyPicker);

   155     QStandardItem *item = d->mModel->item(0);

   156     // when ever we do a show smiley picker.

   157     // we should scroll back to the first position.

   158     // otherwise we will show the smiley grid in previous state.

   159     if (item) {

   160         d->mView->scrollTo(item->index());

   161     }

   162     HbDialog::showEvent(event);

   163 }

   164 

   165 #include "moc_hbinputsmileypicker.cpp"