--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtinternetradio/irhswidgetplugin/src/irhswidgetmetadatarow.cpp	Thu Jul 22 16:31:41 2010 +0100
@@ -0,0 +1,171 @@
+/*
+* Copyright (c) 2009 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:  Internet Radio home screen widget
+*
+*/
+// System includes
+#include <QGraphicsLinearLayout>
+#include <HbLabel>
+#include <HbMarqueeItem>
+#include <HbIconAnimationManager>
+#include <HbIconAnimationDefinition>
+#include <HbColorScheme>
+#include <HbStyleLoader>
+
+// User includes
+#include "irhswidgetmetadatarow.h"
+#include "irhswidgetuiloader.h"
+
+// Constants
+static const QString KIrHsWidgetMetaDataRowDocML       = ":/resource/irhswidgetmetadatarow.docml";
+static const QString KIrHsWidgetMetaDataRowContainer   = "metadatarow_layout";
+static const QString KIrHsWidgetMetaDataLabel          = "metadata_label";
+static const QString KNmHsWidgetControlLabel           = "control_label";
+
+static const QString KPlayButtonIcon     = "qtg_mono_play";
+static const QString KStopButtonIcon     = "qtg_mono_stop";
+static const QString KMetaDataColor      = "qtc_hs_list_item_title";
+
+static const QString KLoadingAnimationPrefix  = "qtg_anim_loading_";
+static const QString KLoadingIconName         = "LoadingAnimation";
+
+static const int KIrHsWidgetContentsMargin  = 0;
+static const int KLoadingFramePostfixMin    = 1;  // loading animation frame name postfix (min value) defined in layout guide.
+static const int KLoadingFramePostfixMax    = 10; // loading animation frame name postfix (max value) defined in layout guide.
+static const int KLoadingAnimationDuration  = 100; // duration for frames to construct a animation, unit : ms
+
+IrHsWidgetMetaDataRow::IrHsWidgetMetaDataRow(QGraphicsItem *aParent, Qt::WindowFlags aFlags) :
+    HbWidget(aParent, aFlags), 
+    mMetaData(NULL), 
+    mControlLabel(NULL)
+{
+    loadUi();
+    createLoadingIcon();
+}
+
+
+IrHsWidgetMetaDataRow::~IrHsWidgetMetaDataRow()
+{
+}
+
+void IrHsWidgetMetaDataRow::loadUi()
+{
+    IRHsWidgetUiLoader loader;
+    loader.load(KIrHsWidgetMetaDataRowDocML);
+
+    QGraphicsLinearLayout *layout = new QGraphicsLinearLayout(Qt::Vertical);
+    layout->setContentsMargins(KIrHsWidgetContentsMargin, KIrHsWidgetContentsMargin,
+        KIrHsWidgetContentsMargin, KIrHsWidgetContentsMargin);
+    layout->setSpacing(KIrHsWidgetContentsMargin);
+    setLayout(layout);
+
+    QGraphicsWidget *container = loader.findWidget(KIrHsWidgetMetaDataRowContainer);
+    layout->addItem(container);   
+                      
+    mMetaData = static_cast<HbMarqueeItem*> (loader.findWidget(KIrHsWidgetMetaDataLabel));
+    mControlLabel  = static_cast<HbLabel*> (loader.findWidget(KNmHsWidgetControlLabel));
+    mMetaData->setTextColor(HbColorScheme::color(KMetaDataColor));  
+    mMetaData->setLoopCount(-1);
+                    
+    mMetaData->installEventFilter(this);
+    mControlLabel->installEventFilter(this);        
+}
+
+void IrHsWidgetMetaDataRow::setMetaData(const QString &aMetaData)
+{      
+    if (mMetaData->text() != aMetaData)
+    {
+        mMetaData->setText(aMetaData);
+        if (aMetaData.isEmpty())
+        {
+            mMetaData->stopAnimation();        
+        }
+        else
+        {
+            mMetaData->startAnimation();
+        }
+    }    
+}
+
+void IrHsWidgetMetaDataRow::startMetaDataMarquee()
+{    
+    if (!mMetaData->text().isEmpty())
+    {
+        mMetaData->startAnimation();        
+    }      
+}
+    
+void IrHsWidgetMetaDataRow::stopMetaDataMarquee()
+{
+    mMetaData->stopAnimation(); 
+}   
+
+void IrHsWidgetMetaDataRow::setPlayIcon()
+{
+    mControlLabel->setIcon(KPlayButtonIcon);
+}
+    
+void IrHsWidgetMetaDataRow::setStopIcon()
+{
+    mControlLabel->setIcon(KStopButtonIcon);
+}
+    
+void IrHsWidgetMetaDataRow::setLoadingIcon()
+{
+    mControlLabel->setIcon(mLoadingIcon);
+}    
+    
+bool IrHsWidgetMetaDataRow::eventFilter(QObject *aObject, QEvent *aEvent)
+{
+    QString objectName     = aObject->objectName();
+    
+    if (QEvent::GraphicsSceneMousePress == aEvent->type())
+    {
+        
+        if (KIrHsWidgetMetaDataLabel == objectName)
+        {
+            emit metaDataAreaClicked();
+        }
+        else if (KNmHsWidgetControlLabel == objectName)
+        {
+            emit controlAreaClicked();
+        }
+    }
+        
+    return false;
+}
+
+void IrHsWidgetMetaDataRow::createLoadingIcon()
+{
+    HbIconAnimationManager *animationManager = HbIconAnimationManager::global();
+    HbIconAnimationDefinition animationDefinition;
+    HbIconAnimationDefinition::AnimationFrame animationFrame;
+    QList<HbIconAnimationDefinition::AnimationFrame> animationFrameList;
+    
+    QString animationFrameIconName;
+    for (int i = KLoadingFramePostfixMin; i <= KLoadingFramePostfixMax; i++)
+    {
+        animationFrame.duration = KLoadingAnimationDuration;
+        animationFrameIconName.clear();
+        animationFrameIconName.append(KLoadingAnimationPrefix);
+        animationFrameIconName.append(animationFrameIconName.number(i));
+        animationFrame.iconName = animationFrameIconName;
+        animationFrameList.append(animationFrame);
+    }
+    animationDefinition.setPlayMode(HbIconAnimationDefinition::Loop);
+    animationDefinition.setFrameList(animationFrameList);
+    animationManager->addDefinition(KLoadingIconName, animationDefinition);
+
+    mLoadingIcon.setIconName(KLoadingIconName);        
+}