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qBittorrent/src/rss_imp.cpp
Christophe Dumez 0db60065c0 - Removed useless mutex in GUI 
- started to optimize headers includes for compilation speed
2007-07-23 12:12:55 +00:00

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/*
* Bittorrent Client using Qt4 and libtorrent.
* Copyright (C) 2006 Christophe Dumez, Arnaud Demaiziere
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contact : chris@qbittorrent.org arnaud@qbittorrent.org
*/
#include "rss_imp.h"
#include <QDesktopServices>
#include <QInputDialog>
#include <QMenu>
#include <QStandardItemModel>
#include <QMessageBox>
#include "misc.h"
// display a right-click menu
void RSSImp::displayRSSListMenu(const QPoint& pos){
moveCurrentItem();
QMenu myFinishedListMenu(this);
QTreeWidgetItem* item = listStreams->itemAt(pos);
if(item!=NULL) {
myFinishedListMenu.addAction(actionDelete);
myFinishedListMenu.addAction(actionRename);
myFinishedListMenu.addAction(actionRefresh);
}else{
myFinishedListMenu.addAction(actionCreate);
myFinishedListMenu.addAction(actionRefreshAll);
}
myFinishedListMenu.exec(mapToGlobal(pos)+QPoint(10,33));
}
// add a stream by a button
void RSSImp::on_addStream_button_clicked() {
createStream();
}
// delete a stream by a button
void RSSImp::on_delStream_button_clicked() {
if(getNumStreamSelected()<0 || rssmanager.getNbStreams()==0) {
qDebug("no stream selected");
return;
}else {
int ok = QMessageBox::question(this, tr("Are you sure? -- qBittorrent"), tr("Are you sure you want to delete this stream from the list?"),
tr("&Yes"), tr("&No"),
QString(), 0, 1);
if(ok==0) {
textBrowser->clear();
listNews->clear();
rssmanager.removeStream(rssmanager.getStream(getNumStreamSelected()));
refreshStreamList();
}
}
}
// refresh all streams by a button
void RSSImp::on_refreshAll_button_clicked() {
refreshAllStreams();
}
// display the news of a stream when click on it
void RSSImp::on_listStreams_clicked() {
if(rssmanager.getNbStreams()>0) {
moveCurrentItem();
rssmanager.getStream(getNumStreamSelected())->setRead();
// update the color of the stream, is it old ?
updateStreamName(getNumStreamSelected(), LATENCY);
refreshNewsList();
}
}
// display the content of a new when clicked on it
void RSSImp::on_listNews_clicked() {
listNews->item(listNews->currentRow())->setData(Qt::ForegroundRole, QVariant(QColor("grey")));
listNews->item(listNews->currentRow())->setData(Qt::DecorationRole, QVariant(QIcon(":/Icons/sphere.png")));
refreshTextBrowser();
}
// open the url of the news in a browser
void RSSImp::on_listNews_doubleClicked() {
if(getNumStreamSelected()>=0 && listNews->currentRow()>=0 && rssmanager.getStream(getNumStreamSelected())->getListSize()>0) {
RssItem* currentItem = rssmanager.getStream(getNumStreamSelected())->getItem(listNews->currentRow());
if(currentItem->getLink()!=NULL && currentItem->getLink().length()>5)
QDesktopServices::openUrl(QUrl(currentItem->getLink()));
}
}
// move the current selection if it is not a toplevelitem (id : stream)
void RSSImp::moveCurrentItem() {
if(getNumStreamSelected()<0) {
int index = listStreams->indexOfTopLevelItem(listStreams->currentItem()->parent());
if(index>=0)
listStreams->setCurrentItem(listStreams->topLevelItem(index));
else
listStreams->setCurrentItem(listStreams->topLevelItem(0));
}
}
//right-clik on stream : delete it
void RSSImp::deleteStream() {
if(rssmanager.getNbStreams()==0) {
qDebug("no stream selected");
return;
}else {
int ok = QMessageBox::question(this, tr("Are you sure? -- qBittorrent"), tr("Are you sure you want to delete this stream from the list ?"), tr("&Yes"), tr("&No"), QString(), 0, 1);
if(ok==0) {
moveCurrentItem();
textBrowser->clear();
listNews->clear();
rssmanager.removeStream(rssmanager.getStream(getNumStreamSelected()));
refreshStreamList();
}
}
}
//right-clik on stream : give him an alias
void RSSImp::renameStream() {
if(rssmanager.getNbStreams()==0) {
qDebug("no stream selected");
return;
}else {
moveCurrentItem();
bool ok;
short index = getNumStreamSelected();
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);
updateStreamName(index, NEWS);
}
}
}
//right-clik on stream : refresh it
void RSSImp::refreshStream() {
if(rssmanager.getNbStreams()>0) {
moveCurrentItem();
short index = getNumStreamSelected();
textBrowser->clear();
listNews->clear();
listStreams->topLevelItem(index)->setData(0,Qt::DecorationRole, QVariant(QIcon(":/Icons/loading.png")));
rssmanager.refresh(index);
}
updateLastRefreshedTimeForStreams();
}
//right-click somewhere, refresh all the streams
void RSSImp::refreshAllStreams() {
textBrowser->clear();
listNews->clear();
unsigned short nbstream = rssmanager.getNbStreams();
for(unsigned short i=0; i<nbstream; ++i)
listStreams->topLevelItem(i)->setData(0,Qt::DecorationRole, QVariant(QIcon(":/Icons/loading.png")));
rssmanager.refreshAll();
updateLastRefreshedTimeForStreams();
}
//right-click, register a new stream
void RSSImp::createStream() {
bool ok;
QString newUrl = QInputDialog::getText(this, tr("Please type a rss stream url"), tr("Stream URL:"), QLineEdit::Normal, "http://", &ok);
if(ok) {
newUrl = newUrl.trimmed();
if(!newUrl.isEmpty() && newUrl != "http://"){
rssmanager.addStream(newUrl);
refreshStreamList();
}
}
}
// fills the streamList
void RSSImp::refreshStreamList() {
qDebug("Refreshing stream list");
unsigned short nbstream = rssmanager.getNbStreams();
listStreams->clear();
QList<QTreeWidgetItem *> streams;
for(unsigned short i=0; i<nbstream; ++i) {
QTreeWidgetItem* stream = new QTreeWidgetItem(listStreams);
updateStreamName(i, NEWS);
stream->setToolTip(0, QString("<b>")+tr("Description:")+QString("</b> ")+rssmanager.getStream(i)->getDescription()+QString("<br/><b>")+tr("url:")+QString("</b> ")+rssmanager.getStream(i)->getUrl()+QString("<br/><b>")+tr("Last refresh:")+QString("</b> ")+rssmanager.getStream(i)->getLastRefreshElapsedString());
}
qDebug("Stream list refreshed");
}
// fills the newsList
void RSSImp::refreshNewsList() {
if(rssmanager.getNbStreams()>0) {
RssStream* currentstream = rssmanager.getStream(getNumStreamSelected());
listNews->clear();
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")));
listNews->item(i)->setData(Qt::DecorationRole, QVariant(QIcon(":/Icons/sphere.png")));
} else {
listNews->item(i)->setData(Qt::DecorationRole, QVariant(QIcon(":/Icons/sphere2.png")));
listNews->item(i)->setData(Qt::ForegroundRole, QVariant(QColor("blue")));
}
if(i%2==0)
listNews->item(i)->setData(Qt::BackgroundRole, QVariant(QColor(0, 255, 255, 20)));
}
}
}
// display a news
void RSSImp::refreshTextBrowser() {
if(getNumStreamSelected()>=0 && listNews->currentRow()>=0) {
RssItem* currentitem = rssmanager.getStream(getNumStreamSelected())->getItem(listNews->currentRow());
textBrowser->setHtml(currentitem->getTitle()+" : \n"+currentitem->getDescription());
currentitem->setRead();
}
}
void RSSImp::updateLastRefreshedTimeForStreams() {
unsigned int nbStreams = rssmanager.getNbStreams();
for(unsigned int i=0; i<nbStreams; ++i){
listStreams->topLevelItem(i)->setToolTip(0, QString("<b>")+tr("Description:")+QString("</b> ")+rssmanager.getStream(i)->getDescription()+QString("<br/><b>")+tr("url:")+QString("</b> ")+rssmanager.getStream(i)->getUrl()+QString("<br/><b>")+tr("Last refresh:")+QString("</b> ")+rssmanager.getStream(i)->getLastRefreshElapsedString());
}
}
// show the number of news for a stream, his status and an icon
void RSSImp::updateStreamName(const unsigned short& i, const unsigned short& type) {
// icon has just been download
if(type == ICON) {
listStreams->topLevelItem(i)->setData(0,Qt::DecorationRole, QVariant(QIcon(rssmanager.getStream(i)->getIconPath())));
}
// on click, show the age of the stream
if(type == LATENCY) {
unsigned short nbitem = rssmanager.getStream(i)->getNbNonRead();
listStreams->topLevelItem(i)->setText(0,rssmanager.getStream(i)->getAlias().toUtf8()+" ("+QString::number(nbitem,10).toUtf8()+")");
if(nbitem==0)
listStreams->topLevelItem(i)->setData(0,Qt::ForegroundRole, QVariant(QColor("red")));
else if(rssmanager.getStream(i)->getLastRefreshElapsed()>REFRESH_MAX_LATENCY)
listStreams->topLevelItem(i)->setData(0,Qt::ForegroundRole, QVariant(QColor("orange")));
else
listStreams->topLevelItem(i)->setData(0,Qt::ForegroundRole, QVariant(QColor("green")));
listStreams->topLevelItem(getNumStreamSelected())->setData(0,Qt::BackgroundRole, QVariant(QColor("white")));
}
// when news are refreshed, update all informations
if(type == NEWS) {
unsigned short nbitem = rssmanager.getStream(i)->getListSize();
listStreams->topLevelItem(i)->setText(0,rssmanager.getStream(i)->getAlias().toUtf8()+" ("+QString::number(nbitem,10).toUtf8()+")");
if(nbitem==0)
listStreams->topLevelItem(i)->setData(0,Qt::ForegroundRole, QVariant(QColor("red")));
else if(rssmanager.getStream(i)->getLastRefreshElapsed()>REFRESH_MAX_LATENCY)
listStreams->topLevelItem(i)->setData(0,Qt::ForegroundRole, QVariant(QColor("orange")));
else
listStreams->topLevelItem(i)->setData(0,Qt::ForegroundRole, QVariant(QColor("green")));
if(!rssmanager.getStream(i)->isRead())
listStreams->topLevelItem(i)->setData(0,Qt::BackgroundRole, QVariant(QColor(0, 255, 0, 20)));
if(getNumStreamSelected()==i) {
listNews->clear();
refreshNewsList();
}
listStreams->topLevelItem(i)->setData(0,Qt::DecorationRole, QVariant(QIcon(rssmanager.getStream(i)->getIconPath())));
// update description and display last refresh
listStreams->topLevelItem(i)->setToolTip(0, QString("<b>")+tr("Description:")+QString("</b> ")+rssmanager.getStream(i)->getDescription()+QString("<br/><b>")+tr("url:")+QString("</b> ")+rssmanager.getStream(i)->getUrl()+QString("<br/><b>")+tr("Last refresh:")+QString("</b> ")+rssmanager.getStream(i)->getLastRefreshElapsedString());
}
}
RSSImp::RSSImp() : QWidget(){
setupUi(this);
// icons of bottom buttons
addStream_button->setIcon(QIcon(QString::fromUtf8(":/Icons/skin/add.png")));
delStream_button->setIcon(QIcon(QString::fromUtf8(":/Icons/skin/remove.png")));
refreshAll_button->setIcon(QIcon(QString::fromUtf8(":/Icons/refresh.png")));
// icons of right-click menu
actionDelete->setIcon(QIcon(QString::fromUtf8(":/Icons/skin/remove.png")));
actionRename->setIcon(QIcon(QString::fromUtf8(":/Icons/log.png")));
actionRefresh->setIcon(QIcon(QString::fromUtf8(":/Icons/refresh.png")));
actionCreate->setIcon(QIcon(QString::fromUtf8(":/Icons/skin/add.png")));
actionRefreshAll->setIcon(QIcon(QString::fromUtf8(":/Icons/refresh.png")));
connect(listStreams, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(displayRSSListMenu(const QPoint&)));
connect(actionDelete, SIGNAL(triggered()), this, SLOT(deleteStream()));
connect(actionRename, SIGNAL(triggered()), this, SLOT(renameStream()));
connect(actionRefresh, SIGNAL(triggered()), this, SLOT(refreshStream()));
connect(actionCreate, SIGNAL(triggered()), this, SLOT(createStream()));
connect(actionRefreshAll, SIGNAL(triggered()), this, SLOT(refreshAllStreams()));
connect(&refreshTimeTimer, SIGNAL(timeout()), this, SLOT(updateLastRefreshedTimeForStreams()));
connect(&rssmanager, SIGNAL(streamNeedRefresh(const unsigned short&, const unsigned short&)), this, SLOT(updateStreamName(const unsigned short&, const unsigned short&)));
refreshTimeTimer.start(60000); // 1min
refreshStreamList();
refreshTextBrowser();
qDebug("RSSImp constructed");
}
RSSImp::~RSSImp(){
}
short RSSImp::getNumStreamSelected(){
return listStreams->indexOfTopLevelItem(listStreams->currentItem());
}
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