emailuis/nmailuiwidgets/src/nmattachmentlistitem.cpp
changeset 18 578830873419
child 20 ecc8def7944a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/emailuis/nmailuiwidgets/src/nmattachmentlistitem.cpp	Fri Apr 16 14:51:52 2010 +0300
@@ -0,0 +1,205 @@
+/*
+* Copyright (c) 2010 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: Attachment list item widget
+*
+*/
+
+#include "nmailuiwidgetsheaders.h"
+
+static const QString FILE_PATH_WIDGETML = ":nmattachmentlistitem.widgetml";
+static const QString FILE_PATH_CSS = ":nmattachmentlistitem.css";
+
+static const int PROGRESSBAR_MIN = 0; 
+static const int PROGRESSBAR_MAX = 100;
+static const int PROGRESSBAR_HIDE_COUNTDOWN = 5000;
+static const int LONGPRESS_TIMER = 2000;
+
+
+/*!
+ @nmailuiwidgets
+ \class NmAttachmentListItem
+
+ \brief The NmAttachmentListItem widget provides for showing a single attachment with file size and
+        download progress in the attachment list.
+
+
+
+ */
+
+
+/*!
+    Constructs a new NmAttachmentListItem with \a parent.
+ */
+NmAttachmentListItem::NmAttachmentListItem(QGraphicsItem *parent)
+    : HbWidget( parent ),
+      mFileNameText(NULL),
+      mFileSizeText(NULL),
+      mProgressBar(NULL),
+      mTimer(NULL),
+      mButtonPressed(false),
+      mLongPressedPoint(0,0)
+{
+    init( );
+}
+
+
+/*!
+    Destructor.
+ */
+NmAttachmentListItem::~NmAttachmentListItem( )
+{
+    HbStyleLoader::unregisterFilePath(FILE_PATH_WIDGETML);
+    HbStyleLoader::unregisterFilePath(FILE_PATH_CSS);
+}
+
+/*!
+    Set the texts to be displayed in the file name and file size items
+    
+ */
+void NmAttachmentListItem::setTextItems(const QString &fileName, const QString &fileSize)
+{
+    mFileNameText->setText(fileName);
+    mFileSizeText->setText(fileSize);    
+}
+
+
+/*!
+    Set the download progress bar value (0-100)%, if value is 0 progress bar is hidden
+ */
+void NmAttachmentListItem::setProgressBarValue(const int value)
+{
+    //first check if value is 0 or below -> hide progressbar
+    if ( 0 >= value ){
+        removeProgressBar();
+        return;
+    }
+
+    if ( !mProgressBar ){
+        mProgressBar = new HbProgressBar(HbProgressBar::SimpleProgressBar, this); 
+        mProgressBar->setObjectName("attachmentlistitem_progress");
+        mProgressBar->setRange(PROGRESSBAR_MIN,PROGRESSBAR_MAX);
+        HbStyle::setItemName( mProgressBar, "progressbar" );
+        repolish();
+    }
+    mProgressBar->setProgressValue(value);
+    
+    //start hiding count down
+    if(PROGRESSBAR_MAX <= value){
+        QTimer::singleShot(PROGRESSBAR_HIDE_COUNTDOWN,this, SLOT(removeProgressBar()));
+    }
+}
+
+/*!
+    Get the download progress bar value
+*/
+int NmAttachmentListItem::progressBarValue() const
+{
+    int ret = 0;
+    if ( mProgressBar ){
+        ret = mProgressBar->progressValue();
+    }
+
+    return ret;
+}
+
+/*!
+    Initialize
+*/
+void NmAttachmentListItem::init( )
+{
+    constructUi();
+
+    //set default values
+    setFlag(QGraphicsItem::ItemIsFocusable);
+    setFlag(QGraphicsItem::ItemIsSelectable);
+
+    //set temporary longpress timer
+    mTimer = new QTimer(this);
+    connect(mTimer, SIGNAL(timeout()), this, SLOT(longPressedActivated()));
+}
+
+/*!
+    Constructs the UI, sets style itemnames etc.
+*/
+void NmAttachmentListItem::constructUi()
+{
+    //construct default ui.    
+    HbStyleLoader::registerFilePath(FILE_PATH_WIDGETML);
+    HbStyleLoader::registerFilePath(FILE_PATH_CSS);
+    
+    mFileNameText = new HbTextItem(this); 
+    mFileNameText->setObjectName("nmattachmentlistitem_filenametext");
+    HbStyle::setItemName( mFileNameText, "filename" );    
+
+    mFileSizeText = new HbTextItem(this); 
+    mFileSizeText->setObjectName("nmattachmentlistitem_filenamesize");
+    HbStyle::setItemName( mFileSizeText, "filesize" );
+    mFileSizeText->setElideMode(Qt::ElideNone);
+        
+}
+
+
+/*!
+    \reimp
+ */
+void NmAttachmentListItem::mousePressEvent( QGraphicsSceneMouseEvent *event )
+{
+    NMLOG("NmAttachmentListItem::mousePressEvent");
+
+    mButtonPressed = true;
+    mLongPressedPoint = event->scenePos();
+    mTimer->start(LONGPRESS_TIMER);
+}
+
+/*!
+    \reimp
+ */
+void NmAttachmentListItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
+{
+    Q_UNUSED(event);
+    NMLOG("NmAttachmentListItem::mouseReleasedEvent");
+    if ( mButtonPressed ){
+        emit itemActivated();
+        mButtonPressed = false;
+        mTimer->stop();
+    }
+}
+
+/*!
+    Hides the download progress bar
+ */
+void NmAttachmentListItem::removeProgressBar()
+{
+	if ( mProgressBar ){
+	    HbStyle::setItemName( mProgressBar, "" );
+	    mProgressBar->deleteLater();
+	    mProgressBar = 0;
+	    repolish();
+	}
+}
+
+/*!
+
+ */
+void NmAttachmentListItem::longPressedActivated()
+{
+    //check first if button is not released already
+    if ( mButtonPressed ){
+        NMLOG("NmAttachmentListItem::longPressedActivated");
+        emit itemLongPressed(mLongPressedPoint);
+        mButtonPressed = false;
+        mTimer->stop();
+    }
+}
+