emailuis/nmailuiwidgets/src/nmattachmentlistitem.cpp
author hgs
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permissions -rw-r--r--
201029
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Attachment list item widget
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*
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*/
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#include "nmailuiwidgetsheaders.h"
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static const QString FILE_PATH_WIDGETML = ":nmattachmentlistitem.widgetml";
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static const QString FILE_PATH_CSS = ":nmattachmentlistitem.css";
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static const int PROGRESSBAR_MIN = 0; 
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static const int PROGRESSBAR_MAX = 100;
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static const int PROGRESSBAR_HIDE_COUNTDOWN = 500;
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/*!
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 @nmailuiwidgets
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 \class NmAttachmentListItem
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 \brief The NmAttachmentListItem widget provides for showing a single attachment with file size and
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        download progress in the attachment list.
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 */
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/*!
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    Constructs a new NmAttachmentListItem with \a parent.
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 */
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NmAttachmentListItem::NmAttachmentListItem(QGraphicsItem *parent)
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    : HbWidget( parent ),
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      mFileNameText(NULL),
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      mFileSizeText(NULL),
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      mProgressBar(NULL)
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{
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    NM_FUNCTION;
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    init( );
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    // Informs GestureFramework that NmAttachmentListItem widget is interested 
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    // Tap gesture and TapAndHold gesture.
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    grabGesture(Qt::TapGesture);
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}
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/*!
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    Setter for items text color override. This fucntion can be used
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    if theme background is not used and text needs to be shown in diferent color.
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 */
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void NmAttachmentListItem::setTextColor(const QColor color)
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{
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    NM_FUNCTION;
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    mTextColor=color;
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    if (mTextColor.isValid() && mFileNameText){
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        mFileNameText->setTextColor(mTextColor);
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    }    
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}
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/*!
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    Destructor.
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 */
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NmAttachmentListItem::~NmAttachmentListItem( )
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{
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    NM_FUNCTION;
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    HbStyleLoader::unregisterFilePath(FILE_PATH_WIDGETML);
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    HbStyleLoader::unregisterFilePath(FILE_PATH_CSS);
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}
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/*!
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    Set the text to be displayed in the file name item.
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 */
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void NmAttachmentListItem::setFileNameText(const QString &fileName)
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{
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    NM_FUNCTION;
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    if (mFileNameText){
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        if (mTextColor.isValid()){
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            mFileNameText->setTextColor(mTextColor);
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        }
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        mFileNameText->setTextWrapping(Hb::TextNoWrap);
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        mFileNameText->setText(fileName);    
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    }
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}
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/*!
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    Set the text to be displayed in the file size item
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 */
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void NmAttachmentListItem::setFileSizeText(const QString &fileSize)
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{
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    NM_FUNCTION;
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    if (mFileSizeText){
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        if (mTextColor.isValid()){
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            mFileSizeText->setTextColor(mTextColor);
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        }
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        mFileSizeText->setTextWrapping(Hb::TextNoWrap);
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        mFileSizeText->setText(fileSize);
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    }
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}
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/*!
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    Set the download progress bar value (0-100)%, if value is 0 progress bar is hidden
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 */
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void NmAttachmentListItem::setProgressBarValue(const int value)
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{
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    NM_FUNCTION;
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    //first check if value is 0 or below -> hide progressbar
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    if ( 0 >= value ){
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        removeProgressBar();
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        return;
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    }
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    if ( !mProgressBar ){
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        mProgressBar = new HbProgressBar(this); 
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   129
        mProgressBar->setObjectName("attachmentlistitem_progress");
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   130
        mProgressBar->setRange(PROGRESSBAR_MIN,PROGRESSBAR_MAX);
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        HbStyle::setItemName( mProgressBar, "progressbar" );
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        repolish();
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   133
    }
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   134
    mProgressBar->setProgressValue(value);
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   135
    
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   136
    //start hiding count down
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   137
    if(PROGRESSBAR_MAX <= value){
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        hideProgressBar();
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   139
    }
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}
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   141
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   142
/*!
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    Get the download progress bar value
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   144
*/
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int NmAttachmentListItem::progressBarValue() const
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{
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   147
    NM_FUNCTION;
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   148
    
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    int ret = 0;
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   150
    if ( mProgressBar ){
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   151
        ret = mProgressBar->progressValue();
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   152
    }
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   153
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   154
    return ret;
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   155
}
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   156
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   157
/*!
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   158
    Hides progress bar, used if download is cancelled before 100 precent is reached
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   159
*/
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   160
void NmAttachmentListItem::hideProgressBar()
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   161
{
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   162
    NM_FUNCTION;
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   163
    
23
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   164
    QTimer::singleShot(PROGRESSBAR_HIDE_COUNTDOWN,this, SLOT(removeProgressBar()));
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   165
}
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diff changeset
   166
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   167
/*!
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   168
    Initialize
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   169
*/
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   170
void NmAttachmentListItem::init( )
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   171
{
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   172
    NM_FUNCTION;
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   173
    
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   174
    constructUi();
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   175
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   176
    //set default values
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   177
    setFlag(QGraphicsItem::ItemIsFocusable);
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   178
    setFlag(QGraphicsItem::ItemIsSelectable);
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   179
}
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diff changeset
   180
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   181
/*!
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   182
    Constructs the UI, sets style itemnames etc.
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parents:
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   183
*/
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   184
void NmAttachmentListItem::constructUi()
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   185
{
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   186
    NM_FUNCTION;
hgs
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diff changeset
   187
    
18
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   188
    //construct default ui.    
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parents:
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   189
    HbStyleLoader::registerFilePath(FILE_PATH_WIDGETML);
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parents:
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   190
    HbStyleLoader::registerFilePath(FILE_PATH_CSS);
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parents:
diff changeset
   191
    
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parents:
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   192
    mFileNameText = new HbTextItem(this); 
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parents:
diff changeset
   193
    mFileNameText->setObjectName("nmattachmentlistitem_filenametext");
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parents:
diff changeset
   194
    HbStyle::setItemName( mFileNameText, "filename" );    
23
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diff changeset
   195
    mFileNameText->setElideMode(Qt::ElideRight);
18
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parents:
diff changeset
   196
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parents:
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   197
    mFileSizeText = new HbTextItem(this); 
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parents:
diff changeset
   198
    mFileSizeText->setObjectName("nmattachmentlistitem_filenamesize");
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parents:
diff changeset
   199
    HbStyle::setItemName( mFileSizeText, "filesize" );
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parents:
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   200
    mFileSizeText->setElideMode(Qt::ElideNone);
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diff changeset
   201
}
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parents:
diff changeset
   202
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parents:
diff changeset
   203
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parents:
diff changeset
   204
/*!
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parents:
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   205
    Hides the download progress bar
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parents:
diff changeset
   206
 */
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parents:
diff changeset
   207
void NmAttachmentListItem::removeProgressBar()
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parents:
diff changeset
   208
{
43
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diff changeset
   209
    NM_FUNCTION;
hgs
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diff changeset
   210
    
18
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parents:
diff changeset
   211
	if ( mProgressBar ){
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parents:
diff changeset
   212
	    HbStyle::setItemName( mProgressBar, "" );
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parents:
diff changeset
   213
	    mProgressBar->deleteLater();
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parents:
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   214
	    mProgressBar = 0;
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parents:
diff changeset
   215
	    repolish();
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parents:
diff changeset
   216
	}
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parents:
diff changeset
   217
}
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parents:
diff changeset
   218
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parents:
diff changeset
   219
23
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parents: 20
diff changeset
   220
/*!
43
hgs
parents: 23
diff changeset
   221
    This function handles gestures
hgs
parents: 23
diff changeset
   222
 */
hgs
parents: 23
diff changeset
   223
void NmAttachmentListItem::gestureEvent(QGestureEvent *event)
hgs
parents: 23
diff changeset
   224
{
hgs
parents: 23
diff changeset
   225
    NM_FUNCTION;
hgs
parents: 23
diff changeset
   226
    
hgs
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diff changeset
   227
    if (HbTapGesture *tap = qobject_cast<HbTapGesture *>(event->gesture(Qt::TapGesture))) {
hgs
parents: 23
diff changeset
   228
        switch(tap->tapStyleHint()) {
hgs
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diff changeset
   229
        case HbTapGesture::Tap:
hgs
parents: 23
diff changeset
   230
            {
hgs
parents: 23
diff changeset
   231
                if (tap->state() == Qt::GestureFinished) {
hgs
parents: 23
diff changeset
   232
                    emit itemActivated();
hgs
parents: 23
diff changeset
   233
                }
hgs
parents: 23
diff changeset
   234
             }
hgs
parents: 23
diff changeset
   235
             break;
hgs
parents: 23
diff changeset
   236
            
hgs
parents: 23
diff changeset
   237
         case HbTapGesture::TapAndHold:
hgs
parents: 23
diff changeset
   238
             {
hgs
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diff changeset
   239
                 if (tap->state() == Qt::GestureFinished) {
hgs
parents: 23
diff changeset
   240
                 emit itemLongPressed(event->mapToGraphicsScene(tap->position()));
hgs
parents: 23
diff changeset
   241
                 }
hgs
parents: 23
diff changeset
   242
             }    
hgs
parents: 23
diff changeset
   243
             break;
hgs
parents: 23
diff changeset
   244
        }
hgs
parents: 23
diff changeset
   245
    }
hgs
parents: 23
diff changeset
   246
    else {
hgs
parents: 23
diff changeset
   247
           HbWidget::gestureEvent(event);
hgs
parents: 23
diff changeset
   248
    }
hgs
parents: 23
diff changeset
   249
}
hgs
parents: 23
diff changeset
   250
hgs
parents: 23
diff changeset
   251