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 "cnthistoryviewitem.h"

    19 

    20 #include <cnthistorymodel.h>

    21 #include <hbframedrawer.h>

    22 #include <hbframeitem.h>

    23 #include <QGraphicsWidget>

    24 

    25 #define NEW_EVENT_FRAME "qtg_fr_list_new_item"

    26 #define INCOMING_FOCUS_FRAME "qtg_fr_convlist_received_pressed"

    27 #define OUTGOING_FOCUS_FRAME "qtg_fr_convlist_sent_pressed"

    28 

    29 //---------------------------------------------------------------

    30 // HbListViewItem::HbListViewItem

    31 // Constructor

    32 //---------------------------------------------------------------

    33 CntHistoryViewItem::CntHistoryViewItem(QGraphicsItem* parent)

    34 : HbListViewItem(parent),

    35   mIncoming(false),

    36   mNewMessage(false),

    37   mNewItem(NULL),

    38   mFocusItem(NULL)

    39 {

    40 }

    41 

    42 //---------------------------------------------------------------

    43 // HbListViewItem::createItem

    44 // Create a new decorator item.

    45 //---------------------------------------------------------------

    46 HbAbstractViewItem* CntHistoryViewItem::createItem()

    47 {

    48     return new CntHistoryViewItem(*this);

    49 }

    50 

    51 //---------------------------------------------------------------

    52 // HbListViewItem::updateChildItems

    53 //

    54 //---------------------------------------------------------------

    55 void CntHistoryViewItem::updateChildItems()

    56 {

    57     int flags = modelIndex().data(CntFlagsRole).toInt();

    58     mIncoming = flags & CntIncoming ? true : false;

    59     mNewMessage = flags & CntUnseen ? true : false;

    60 

    61     if (mNewMessage)

    62     {

    63         if (!mNewItem)

    64         {

    65             mNewItem = new HbFrameItem(NEW_EVENT_FRAME, HbFrameDrawer::ThreePiecesVertical, this);

    66             style()->setItemName(mNewItem, "newitem");

    67         }

    68     }

    69     else

    70     {

    71         if (mNewItem)

    72         {

    73             delete mNewItem;

    74             mNewItem = NULL;

    75         }

    76     }

    77     

    78     HbListViewItem::updateChildItems();

    79 }

    80 

    81 //---------------------------------------------------------------

    82 // HbAbstractViewItem::pressStateChanged

    83 // This function is called whenever item press state changes.

    84 //---------------------------------------------------------------

    85 void CntHistoryViewItem::pressStateChanged(bool pressed, bool animate)

    86 {

    87     Q_UNUSED(animate);

    88     if (pressed)

    89     {

    90         if (!mFocusItem)

    91         {

    92             // focus frame position can't be read from widgetml, we set it manually

    93             QRectF frameRect = HbWidget::primitive("frame")->boundingRect();

    94             QPointF framePoint = HbWidget::primitive("frame")->pos();

    95             

    96             frameRect.moveTo(framePoint);

    97             

    98             if (mIncoming)

    99             {

   100                 mFocusItem = new HbFrameItem(INCOMING_FOCUS_FRAME, HbFrameDrawer::NinePieces, this);

   101             }

   102             else

   103             {

   104                 mFocusItem = new HbFrameItem(OUTGOING_FOCUS_FRAME, HbFrameDrawer::NinePieces, this);

   105             }

   106             

   107             mFocusItem->setGeometry(frameRect);

   108             mFocusItem->setZValue(-1.0);

   109             style()->setItemName(mFocusItem, "focusframe");

   110         }

   111     }

   112     else

   113     {

   114         if (mFocusItem)

   115         {

   116             delete mFocusItem;

   117             mFocusItem = NULL;

   118         }

   119     }

   120 }

   121 

   122 bool CntHistoryViewItem::event(QEvent* e)

   123 {

   124     bool result;

   125     if (e->type() == QEvent::GraphicsSceneResize)

   126     {

   127         // HbAbstractItemView has a performance improvement when drawing backrounds but seems

   128         // to screw the layout of history view items. This workaround fixes the issue. There should

   129         // be minimal performance drawbacks since GraphicsSceneResize events are quite few.

   130         // TODO: Remove this once Orbit changes their implementation. Not known when

   131         QGraphicsWidget *frame = static_cast<QGraphicsWidget*>(primitive("frame"));

   132         QRectF frameGeometry = frame->geometry();

   133         result = HbListViewItem::event(e);

   134         frame->setGeometry(frameGeometry);

   135     } 

   136     else

   137     {

   138         result = HbListViewItem::event(e);

   139     }

   140     return result;

   141 }

   142 

   143 // EOF