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/***************************************************************************
* Copyright (C) 2008-2017 by Ilya Kotov *
* forkotov02@ya.ru *
* *
* 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. *
***************************************************************************/
#include <QTimer>
#include <QFile>
#include <QDir>
#include <QSettings>
#define Visual VisualQmmp
#include <qmmp/soundcore.h>
#undef Visual
#ifdef X11_FOUND
#include <QX11Info>
#include <X11/X.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#elif defined(Q_OS_WIN)
#include <windows.h>
#endif
#include "popupwidget.h"
#include "notifier.h"
Notifier::Notifier(QObject *parent) : QObject(parent)
{
m_popupWidget = 0;
m_l = -1;
m_r = -1;
m_isPaused = false;
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("Notifier");
m_desktop = settings.value("song_notification", true).toBool();
m_resumeNotification = settings.value("resume_notification", false).toBool();
m_showVolume = settings.value("volume_notification", true).toBool();
m_psi = settings.value("psi_notification", false).toBool();
m_disableForFullScreen = settings.value("disable_fullscreen", false).toBool();
settings.endGroup();
m_core = SoundCore::instance();
connect (m_core, SIGNAL(metaDataChanged ()), SLOT(showMetaData()));
connect (m_core, SIGNAL(stateChanged (Qmmp::State)), SLOT(setState(Qmmp::State)));
connect (m_core, SIGNAL(volumeChanged(int, int)), SLOT(showVolume(int, int)));
//psi tune files (thousands of them!)
QString psi_data_dir = qgetenv("PSIDATADIR");
QString xdg_cache_home = qgetenv("XDG_CACHE_HOME");
if(!psi_data_dir.isEmpty())
m_psiTuneFiles << psi_data_dir+"/tune";
else if(!xdg_cache_home.isEmpty())
{
m_psiTuneFiles << xdg_cache_home+"/psi/tune";
m_psiTuneFiles << xdg_cache_home+"/psi+/tune";
}
else
{
m_psiTuneFiles << QDir::homePath()+"/.cache/psi/tune";
m_psiTuneFiles << QDir::homePath()+"/.cache/psi+/tune";
}
//legacy psi support
m_psiTuneFiles << QDir::homePath()+"/.psi/tune";
m_psiTuneFiles << QDir::homePath()+"/.psi-plus/tune";
m_psiTuneFiles << QDir::homePath()+"/.cache/Psi+/tune";
if (m_core->state() == Qmmp::Playing) //test message
showMetaData();
}
Notifier::~Notifier()
{
removePsiTuneFiles();
if (m_popupWidget)
delete m_popupWidget;
}
void Notifier::setState(Qmmp::State state)
{
switch ((uint) state)
{
case Qmmp::Playing:
{
if (m_isPaused)
{
showMetaData();
m_isPaused = false;
}
break;
}
case Qmmp::Paused:
{
if(m_resumeNotification)
m_isPaused = true;
break;
}
case Qmmp::Stopped:
{
m_isPaused = false;
removePsiTuneFiles();
break;
}
default:
m_isPaused = false;
}
}
void Notifier::showMetaData()
{
if (m_desktop && !hasFullscreenWindow())
{
if (!m_popupWidget)
m_popupWidget = new PopupWidget();
m_popupWidget->showMetaData();
}
if (!m_psi)
return;
QByteArray data;
data.append(m_core->metaData(Qmmp::TITLE).toUtf8()+"\n");
data.append(m_core->metaData(Qmmp::ARTIST).toUtf8()+"\n");
data.append(m_core->metaData(Qmmp::ALBUM).toUtf8()+"\n");
data.append(m_core->metaData(Qmmp::TRACK).toUtf8()+"\n");
data.append(QString("%1").arg(m_core->totalTime()/1000).toUtf8()+"\n");
foreach(QString path, m_psiTuneFiles)
{
QDir tuneDir = QFileInfo(path).absoluteDir();
if(!tuneDir.exists())
continue;
QFile file(path);
file.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate);
file.write(data);
file.close();
}
}
void Notifier::showVolume(int l, int r)
{
if (((m_l != l) || (m_r != r)) && m_showVolume)
{
if (m_l >= 0 && !hasFullscreenWindow())
{
if (!m_popupWidget)
m_popupWidget = new PopupWidget();
m_popupWidget->showVolume(qMax(l,r));
}
m_l = l;
m_r = r;
}
}
void Notifier::removePsiTuneFiles()
{
if(m_psi) //clear psi notification
{
foreach(QString path, m_psiTuneFiles)
QFile::remove(path);
}
}
#ifdef X11_FOUND
bool Notifier::hasFullscreenWindow() const
{
if(!m_disableForFullScreen)
return false;
Atom type = None;
int format = 0;
unsigned long nitems = 0, bytes_after = 0;
unsigned char *prop;
Display *display = QX11Info::display();
Atom filter = XInternAtom(display, "_NET_WM_STATE_FULLSCREEN", False);
Atom net_wm_state = XInternAtom(display, "_NET_WM_STATE", False);
Window window;
int ret;
XGetInputFocus(display, &window, &ret);
int status = XGetWindowProperty(display, window, net_wm_state, 0, 256,
False, XA_ATOM, &type, &format, &nitems,
&bytes_after, &prop);
if(status != Success || type == None)
return false;
Atom *atoms = (Atom *)prop;
for (unsigned long i = 0; i < nitems; i++)
{
if (atoms[i] == filter)
{
XFree(prop);
return true;
}
}
XFree(prop);
return false;
}
#elif defined(Q_OS_WIN)
bool Notifier::hasFullscreenWindow() const
{
if(!m_disableForFullScreen)
return false;
int width = GetSystemMetrics(SM_CXSCREEN);
int height = GetSystemMetrics(SM_CYSCREEN);
RECT windowRect;
GetWindowRect(GetForegroundWindow(), &windowRect);
return (width == windowRect.right - windowRect.left) && (height == windowRect.bottom - windowRect.top);
}
#else
bool Notifier::hasFullscreenWindow() const
{
return false;
}
#endif
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