/* * Copyright (C) 2005, 2006 Liu Di * * Copyright (C) 2007 Wei Lian * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "header.h" #include "channel.h" #include "mainwindow.h" #include "mylistitem.h" #include "config.h" #include "mylabel.h" #include "menubar.h" #include "pageplay.h" #include "record.h" #include "tabwidget.h" #include "utils.h" Channel::Channel (QWidget * parent, const char *name, WFlags f): QListView (parent, name, f), mainwindow (static_cast < MainWindow * >(parent)) { //listview addColumn (tr ("Name")); /* addColumn(tr("Status")); addColumn(tr("Type")); addColumn(tr("Kbps")); addColumn(tr("Users")); addColumn(tr("Vists")); addColumn(tr("QualityS")); addColumn(tr("QualityC")); addColumn(tr("StarFrom")); addColumn(tr("URL")); addColumn(tr("Description"));*/ setRootIsDecorated (TRUE); connect (this, SIGNAL (doubleClicked (QListViewItem *)), this, SLOT (onListItemClicked (QListViewItem *))); connect (this, SIGNAL (returnPressed (QListViewItem *)), this, SLOT (onListItemClicked (QListViewItem *))); connect (this, SIGNAL (rightButtonClicked (QListViewItem *, const QPoint &, int)), this, SLOT (onRightButtonClicked (QListViewItem *, const QPoint &, int))); connect (this, SIGNAL (onItem (QListViewItem *)), this, SLOT (onMouseMoved (QListViewItem *))); //popup popup = new MyLabel (this); //buffer bufchannel = new QBuffer (); ///open bufchannel if (!bufchannel->open (IO_ReadWrite)) { perror ("cannot create the buffer"); return; } //// wget = new QProcess (this); wget->setCommunication (QProcess::Stdout); connect (wget, SIGNAL (processExited ()), this, SLOT (onWgetExit ())); connect (wget, SIGNAL (readyReadStdout ()), this, SLOT (wgetStdout ())); } Channel::~Channel () { ///close bufchannel bufchannel->close (); delete bufchannel; } ///------------------------------------------------------- void Channel::onListItemClicked (QListViewItem *) { if (static_cast < MyHBox * >(mainwindow->tabwidget->currentPage ()) ->pagetype == "play") static_cast < PagePlay * >(mainwindow->tabwidget->currentPage ()) ->onButtonLaunchClicked (); else static_cast < Record * >(mainwindow->tabwidget->currentPage ()) ->buttonrecord->setOn (true); } void Channel::onButtonChannelToggled (bool t) { if (t) { ///reset buffer pointer to 0 bufchannel->reset (); ///launch wget wget->clearArguments (); wget->addArgument ("wget"); wget->addArgument (mainwindow->vboxconfig->editchannelurl->text ()); wget->addArgument ("-O"); wget->addArgument ("-"); wget->start (); } else { ///terminate wget char str[256]; strcpy (str, wget->arguments ().join (" ").ascii ()); killProcess (str, wget->processIdentifier (), wget->processIdentifier () + 10); ///reset color for button channel mainwindow->buttonchannel->setPaletteForegroundColor (Qt::black); } } void Channel::wgetStdout () { bufchannel->writeBlock (wget->readStdout ()); int done = bufchannel->at (); ///use button channel forground color to illuminate progress int period = 178805; int num = (done / period) % 2 ? 255 - (256 * done / period) % 256 : (256 * done / period) % 256; /// mainwindow->buttonchannel->setPaletteForegroundColor (QColor (0, num, 0)); } void Channel::onWgetExit () { ///reset button channel and reset its color mainwindow->buttonchannel->setOn (false); ///toggle channel sorting toggleChannelSort (); /// ///reset buffer pointer to 0 bufchannel->reset (); QDomDocument doc; doc.setContent (bufchannel); //// QListViewItem *groupitem = 0; MyListItem *item = 0; updateOpenState (); clear (); for (int i = 0; i < N_COLUMNS; i++) Max[i] = 1; static const char node_name[][20] = { "name", "status", "stream_type", "kbps", "user_count", "visit_count", "qs", "qc", "start_from", "sop_address", "description" }; ///group for (QDomNode group = doc.documentElement ().firstChild (); !group.isNull (); group = group.nextSibling ()) { if (group.isElement () && group.nodeName () == "group") { groupitem = new QListViewItem (this, groupitem); groupitem->setText (0, group.firstChild ().nodeValue ()); ///channel for (QDomNode channelnode = group.firstChild (); !channelnode.isNull (); channelnode = channelnode.nextSibling ()) { if (channelnode.isElement () && channelnode.nodeName () == "channel") { ///element item = new MyListItem (groupitem, item); for (QDomNode namenode = channelnode.firstChild (); !namenode.isNull (); namenode = namenode.nextSibling ()) { for (int i = 0; i < N_COLUMNS; i++) { if (namenode.nodeName () == "sop_address") item->setText (URL_COLUMN, namenode.firstChild ().firstChild ().nodeValue ()); else if (namenode.nodeName () == node_name[i]) item->setText (i, namenode.firstChild ().nodeValue ()); } } ///filtering out channel if (channelnode.toElement ().attribute ("type").toInt () == 1) item->state |= 2; ///disable null channel else if (item->text (URL_COLUMN) == "null") item->state |= 1; else { static const int num[] = { USER_COLUMN, VISIT_COLUMN, QS_COLUMN, QC_COLUMN, KBPS_COLUMN }; for (int i = 0; i < 5; i++) Max[num[i]] = item->text (num[i]).toInt () > Max[num[i]] ? item->text (num[i]).toInt () : Max[num[i]]; } } } ///group } } ///toggle null channel toggleNullChannel (); ////switch color switchChannelColor (mainwindow->menubar->color_column); ///set open QListViewItem *group = firstChild (); int minNum = int (childCount ()) < int (stateopen.count ()) ? int (childCount ()) : int (stateopen.count ()); for (int i = 0; i < minNum; ++i) { if (*(stateopen.at (i)) == 1) group->setOpen (TRUE); group = group->nextSibling (); } } void Channel::onRightButtonClicked (QListViewItem * item, const QPoint & pos, int) { if (item) if (item->depth () == 1) { popup->move (pos); popup-> setText ("
" + item->text (NAME_COLUMN) + "
" "" "" "" "" "
Users: " + item->text (USER_COLUMN) + "Visitors: " + item->text (VISIT_COLUMN) + "
QualityC: " + item->text (QC_COLUMN) + "QualityS: " + item->text (6) + "
MediaType: " + item->text (STREAM_COLUMN) + "KBps: " + item->text (KBPS_COLUMN) + "
StartFrom: " + item->text (START_COLUMN) + "

" + item->text (DESCRIPTION_COLUMN)); popup->adjustSize (); popup->show (); } } void Channel::onMouseMoved (QListViewItem *) { popup->hide (); } void Channel::mouseMoveEvent (QMouseEvent * e) { QPoint p (e->pos ()); QRect pr (rect ()); pr.setWidth (pr.width () - verticalScrollBar ()->width () * verticalScrollBar ()->isVisible ()); pr.setHeight (pr.height () - horizontalScrollBar ()->height () * horizontalScrollBar ()->isVisible ()); if (!pr.contains (p)) { popup->hide (); } } void Channel::toggleChannelSort () { if (!mainwindow->menubar->menu_config->isItemChecked (CHANNEL_SORT)) setSortColumn (-1); else setSortColumn (0); } void Channel::toggleNullChannel () { bool t = mainwindow->menubar->menu_config->isItemChecked (NULL_CHANNEL); QListViewItem *group = firstChild (); while (group) { QListViewItem *child = group->firstChild (); int count = 0; while (child) { switch (((MyListItem *) child)->state) { case 0: case 2: count++; break; case 1: child->setEnabled (FALSE); if (t) { child->setVisible (TRUE); count++; } else child->setVisible (FALSE); break; case 3: child->setEnabled (FALSE); child->setVisible (FALSE); } child = child->nextSibling (); } if (count == 0) group->setVisible (FALSE); else group->setVisible (TRUE); ///iterate to next group group = group->nextSibling (); } } void Channel::switchChannelColor (int column) { QListViewItem *group = firstChild (); while (group) { QListViewItem *child = group->firstChild (); while (child) { if (child->isEnabled ()) { int level = int (child->text (column).toInt () * (255. / Max[column])); level = level < 0 ? 0 : level; level = level > 255 ? 255 : level; ((MyListItem *) child)->fcolor.setHsv (255 - level, 255, 125); child->repaint (); } child = child->nextSibling (); } group = group->nextSibling (); } } void Channel::updateOpenState () { int minNum = int (childCount ()) < int (stateopen.count ()) ? int (childCount ()) : int (stateopen.count ()); QListViewItem *item = firstChild (); for (int i = 0; i < minNum; ++i) { if (item->isOpen ()) *(stateopen.at (i)) = 1; else *(stateopen.at (i)) = 0; item = item->nextSibling (); } ///if childCount > stateopen.count if (minNum < childCount ()) { while (item) { if (item->isOpen ()) stateopen.append (1); else stateopen.append (0); item = item->nextSibling (); } } } bool Channel::SopMatch (QString & channelurl, QString & channelname, QString & channeltype) { channelname = "sop"; channeltype = "wmv"; int startpos = channelurl.find (mainwindow->vboxconfig->editchannelheader->text ()); ///not a valid URL if (startpos == -1) return false; ///normalize URL channelurl = channelurl.mid (startpos); channelurl = channelurl.mid (0, channelurl.find (" ")); ///traversal the channel list to find the 1st match QListViewItem *item, *childitem; item = firstChild (); while (item) { childitem = item->firstChild (); while (childitem) { if (channelurl == childitem->text (URL_COLUMN)) { channelname = childitem->text (NAME_COLUMN); channeltype = childitem->text (STREAM_COLUMN); goto FINISHED; } childitem = childitem->nextSibling (); } item = item->nextSibling (); } FINISHED: return true; }