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rss : work to improve algorithm & memory

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implements some color
This commit is contained in:
Arnaud Demaiziere 2007-04-13 12:07:14 +00:00
parent d5aea98f80
commit 2ce51400aa
3 changed files with 98 additions and 49 deletions
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71
src/rss_imp.cpp
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@ -64,6 +64,9 @@
// display the news of a stream when click on it
void RSSImp::on_listStreams_clicked() {
rssmanager.getStream(listStreams->currentRow())->setRead();
//streamNeedRefresh(listStreams->currentRow());
listStreams->item(listStreams->currentRow())->setData(Qt::BackgroundRole, QVariant(QColor("white")));
refreshNewsList();
}
@ -88,10 +91,9 @@
qDebug("no stream selected");
return;
}else {
int index = listStreams->currentRow();
textBrowser->clear();
listNews->clear();
rssmanager.removeStream(rssmanager.getStream(index));
rssmanager.removeStream(rssmanager.getStream(listStreams->currentRow()));
refreshStreamList();
}
}
@ -103,11 +105,11 @@
return;
}else {
bool ok;
int index = listStreams->currentRow();
short index = listStreams->currentRow();
QString newAlias = QInputDialog::getText(this, tr("Please choose a new name for this stream"), tr("New stream name:"), QLineEdit::Normal, rssmanager.getStream(index)->getAlias(), &ok);
if(ok) {
rssmanager.setAlias(index, newAlias);
refreshStreamList();
updateStreamName(index);
}
}
@ -115,12 +117,11 @@
//right-clik on stream : refresh it
void RSSImp::refreshStream() {
int index = listStreams->currentRow();
short index = listStreams->currentRow();
if(rssmanager.getNbStream()>0) {
textBrowser->clear();
listNews->clear();
rssmanager.refresh(index);
refreshStreamList();
}
}
@ -129,7 +130,6 @@
textBrowser->clear();
listNews->clear();
rssmanager.refreshAll();
refreshStreamList();
}
//right-click, register a new stream
@ -147,16 +147,18 @@
// fills the streamList
void RSSImp::refreshStreamList() {
int currentStream = listStreams->currentRow();
short currentStream = listStreams->currentRow();
unsigned short nbstream = rssmanager.getNbStream();
listStreams->clear();
for(unsigned short i=0; i<rssmanager.getNbStream(); i++) {
for(unsigned short i=0; i<nbstream; i++) {
new QListWidgetItem(rssmanager.getStream(i)->getAlias()+" ("+QString::number(rssmanager.getStream(i)->getListSize(),10).toUtf8()+")", listStreams);
}
listStreams->setCurrentRow(currentStream);
if(currentStream>=0) {
if(currentStream>=0 && currentStream<nbstream) {
listStreams->setCurrentRow(currentStream);
listNews->clear();
refreshNewsList();
}
updateAllStreamsName();
}
// fills the newsList
@ -164,8 +166,8 @@
if(rssmanager.getNbStream()>0) {
RssStream* currentstream = rssmanager.getStream(listStreams->currentRow());
listNews->clear();
unsigned int currentStreamSize = currentstream->getListSize();
for(unsigned int i=0; i<currentStreamSize; ++i) {
unsigned short currentStreamSize = currentstream->getListSize();
for(unsigned short i=0; i<currentStreamSize; ++i) {
new QListWidgetItem(currentstream->getItem(i)->getTitle(), listNews);
if(currentstream->getItem(i)->isRead())
listNews->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("grey")));
@ -182,21 +184,42 @@
}
}
// show the number of news for each stream
void RSSImp::updateStreamsName(const int& i) {
unsigned short nbitem = rssmanager.getStream(i)->getListSize();
// show the number of news for a stream
void RSSImp::updateStreamName(const unsigned short& i) {
unsigned short nbitem = rssmanager.getStream(i)->getListSize();
listStreams->item(i)->setText(rssmanager.getStream(i)->getAlias()+" ("+QString::number(nbitem,10).toUtf8()+")");
// FIXME : the 2st conditions are incorrect
if(nbitem==0)
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("grey")));
else if(rssmanager.getStream(i)->getLastRefreshElapsed()>REFRESH_MAX_LATENCY)
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("red")));
else if(rssmanager.getStream(i)->getLastRefreshElapsed()>REFRESH_MAX_LATENCY)
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("orange")));
else
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("green")));
//qDebug(QString::number(nbitem).toUtf8()+"//"+QString::number(rssmanager.getStream(i)->getLastRefreshElapsed()).toUtf8());
if(!rssmanager.getStream(i)->isRead())
listStreams->item(i)->setData(Qt::BackgroundRole, QVariant(QColor(0, 255, 0, 20)));
if(listStreams->currentRow()==i) {
listNews->clear();
refreshNewsList();
}
}
// show the number of news for each stream
void RSSImp::updateAllStreamsName() {
unsigned short nbstream = rssmanager.getNbStream();
for(unsigned short i=0; i<nbstream; i++) {
unsigned short nbitem = rssmanager.getStream(i)->getListSize();
listStreams->item(i)->setText(rssmanager.getStream(i)->getAlias()+" ("+QString::number(nbitem,10).toUtf8()+")");
if(nbitem==0)
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("red")));
else if(rssmanager.getStream(i)->getLastRefreshElapsed()>REFRESH_MAX_LATENCY)
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("orange")));
else
listStreams->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("green")));
if(!rssmanager.getStream(i)->isRead())
listStreams->item(i)->setData(Qt::BackgroundRole, QVariant(QColor(0, 255, 0, 20)));
}
int currentStream = listStreams->currentRow();
listStreams->setCurrentRow(currentStream);
if(currentStream>=0) {
if(currentStream>=0 && currentStream<nbstream) {
listStreams->setCurrentRow(currentStream);
listNews->clear();
refreshNewsList();
}
@ -213,11 +236,11 @@
connect(actionRefresh, SIGNAL(triggered()), this, SLOT(refreshStream()));
connect(actionCreate, SIGNAL(triggered()), this, SLOT(createStream()));
connect(actionRefreshAll, SIGNAL(triggered()), this, SLOT(refreshAllStreams()));
connect(&rssmanager, SIGNAL(streamNeedRefresh(const int&)), this, SLOT(updateStreamsName(const int&)));
connect(&rssmanager, SIGNAL(streamNeedRefresh(const unsigned short&)), this, SLOT(updateStreamName(const unsigned short&)));
refreshStreamList();
refreshTextBrowser();
// force the first alias-refresh
QTimer::singleShot(10000, this, SLOT(updateStreamsName()));
QTimer::singleShot(10000, this, SLOT(updateAllStreamsName()));
}
RSSImp::~RSSImp(){