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Berkus
2007-11-09 04:10:24
Revision ID: berkus@madfire.net-20071109041024-iq0oo6bacq7y3rz5
Initial checkin.

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EeeCamTray.cpp
 
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#include "EeeCamTray.h"
 
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#include <QApplication>
 
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#include <QtDebug>
 
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#include <QFile>
 
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#include <QTimer>
 
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#include <QMenu>
 
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EeeCamTray::EeeCamTray()
 
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        : QSystemTrayIcon()
 
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{
 
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        enableAct = new QAction(QIcon(":/CameraOn.png"), tr("Enable camera"), this);
 
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        connect(enableAct, SIGNAL(triggered()), this, SLOT(enableCamera()));
 
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        disableAct = new QAction(QIcon(":/CameraOff.png"), tr("Disable camera"), this);
 
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        connect(disableAct, SIGNAL(triggered()), this, SLOT(disableCamera()));
 
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        quitAct = new QAction(QIcon(":/Quit.png"), tr("Quit"), this);
 
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        quitAct->setShortcut(tr("Ctrl+Q"));
 
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        connect(quitAct, SIGNAL(triggered()), qApp, SLOT(quit()));
 
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        setContextMenu(new QMenu()); // checkStatus() will fill it in.
 
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        checkStatus();
 
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        QTimer *timer = new QTimer(this);
 
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        connect(timer, SIGNAL(timeout()), this, SLOT(checkStatus()));
 
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        timer->start(60*1000); // 60 seconds
 
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}
 
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/* once-a-minute slot */
 
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void EeeCamTray::checkStatus()
 
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{
 
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        if (cameraIsEnabled())
 
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        {
 
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                setIcon(QIcon(":/CameraOn.png"));
 
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                setToolTip(tr("Eee camera is enabled."));
 
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                QMenu *menu = contextMenu();
 
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                menu->clear();
 
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                menu->addAction(disableAct);
 
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                menu->addSeparator();
 
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                menu->addAction(quitAct);
 
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        }
 
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        else
 
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        {
 
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                setIcon(QIcon(":/CameraOff.png"));
 
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                setToolTip(tr("Eee camera is disabled."));
 
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                QMenu *menu = contextMenu();
 
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                menu->clear();
 
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                menu->addAction(enableAct);
 
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                menu->addSeparator();
 
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                menu->addAction(quitAct);
 
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        }
 
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}
 
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bool EeeCamTray::cameraIsEnabled()
 
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{
 
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        qDebug() << "Trying to read camera status.";
 
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        QFile ioctl("/proc/acpi/asus/camera");
 
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        if (ioctl.open(QIODevice::ReadOnly|QIODevice::Text|QIODevice::Unbuffered))
 
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        {
 
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                char c;
 
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                if (ioctl.getChar(&c))
 
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                        return c == '1' ? true : false;
 
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                else
 
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                        qDebug() << "** enabling write failed.";
 
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                ioctl.close();
 
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        }
 
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        else
 
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                qDebug() << "** failed to open control file.";
 
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        return false; // Can't tell, assume worst.
 
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}
 
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void EeeCamTray::enableCamera()
 
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{
 
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        qDebug() << "Trying to enable camera input.";
 
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        QFile ioctl("/proc/acpi/asus/camera");
 
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        if (ioctl.open(QIODevice::WriteOnly|QIODevice::Text|QIODevice::Unbuffered))
 
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        {
 
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                if (ioctl.putChar('1'))
 
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                        qDebug() << "** enabling write successful.";
 
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                else
 
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                        qDebug() << "** enabling write failed.";
 
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                ioctl.close();
 
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        }
 
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        else
 
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                qDebug() << "** failed to open control file.";
 
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        checkStatus();
 
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}
 
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void EeeCamTray::disableCamera()
 
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{
 
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        qDebug() << "Trying to disable camera input.";
 
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        QFile ioctl("/proc/acpi/asus/camera");
 
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        if (ioctl.open(QIODevice::WriteOnly|QIODevice::Text|QIODevice::Unbuffered))
 
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        {
 
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                if (ioctl.putChar('0'))
 
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                        qDebug() << "** disabling write successful.";
 
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                else
 
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                        qDebug() << "** disabling write failed.";
 
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                ioctl.close();
 
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        }
 
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        else
 
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                qDebug() << "** failed to open control file.";
 
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        checkStatus();
 
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}

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