File indexing completed on 2024-04-21 05:36:02

 /*
     SPDX-FileCopyrightText: 2014 Martin Klapetek <mklapetek@kde.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "osd.h"
 #include "debug.h"
 #include "shellcorona.h"
 
 #include <QDBusConnection>
 #include <QDebug>
 #include <QTimer>
 #include <QWindow>
 
 #include <PlasmaQuick/SharedQmlEngine>
 #include <klocalizedstring.h>
 
 using namespace Qt::StringLiterals;
 
 Osd::Osd(const KSharedConfig::Ptr &config, ShellCorona *corona)
     : QObject(corona)
     , m_osdUrl(corona->lookAndFeelPackage().fileUrl("osdmainscript"))
     , m_osdConfigGroup(config, u"OSD"_s)
 {
     QDBusConnection::sessionBus().registerObject(u"/org/kde/osdService"_s, this, QDBusConnection::ExportAllSlots | QDBusConnection::ExportAllSignals);
 }
 
 Osd::~Osd()
 {
 }
 
 void Osd::brightnessChanged(int percent)
 {
     showProgress(u"video-display-brightness"_s, percent, 100);
 }
 
 void Osd::keyboardBrightnessChanged(int percent)
 {
     showProgress(u"input-keyboard-brightness"_s, percent, 100);
 }
 
 void Osd::volumeChanged(int percent)
 {
     volumeChanged(percent, 100);
 }
 
 void Osd::volumeChanged(int percent, int maximumPercent)
 {
     QString icon;
     if (percent <= 0) {
         icon = u"audio-volume-muted"_s;
         showText(icon, i18nc("OSD informing that the system is muted, keep short", "Audio Muted"));
         return;
     } else if (percent <= 25) {
         icon = u"audio-volume-low"_s;
     } else if (percent <= 75) {
         icon = u"audio-volume-medium"_s;
     } else if (percent <= 100) {
         icon = u"audio-volume-high"_s;
     } else if (percent <= 125) {
         icon = u"audio-volume-high-warning"_s;
     } else {
         icon = u"audio-volume-high-danger"_s;
     }
 
     showProgress(icon, percent, maximumPercent);
 }
 
 void Osd::microphoneVolumeChanged(int percent)
 {
     QString icon;
     if (percent <= 0) {
         icon = u"microphone-sensitivity-muted"_s;
         showText(icon, i18nc("OSD informing that the microphone is muted, keep short", "Microphone Muted"));
         return;
     } else if (percent <= 25) {
         icon = u"microphone-sensitivity-low"_s;
     } else if (percent <= 75) {
         icon = u"microphone-sensitivity-medium"_s;
     } else {
         icon = u"microphone-sensitivity-high"_s;
     }
 
     showProgress(icon, percent, 100);
 }
 
 void Osd::mediaPlayerVolumeChanged(int percent, const QString &playerName, const QString &playerIconName)
 {
     if (percent == 0) {
         showText(playerIconName, i18nc("OSD informing that some media app is muted, eg. Amarok Muted", "%1 Muted", playerName));
     } else {
         showProgress(playerIconName, percent, 100, playerName);
     }
 }
 
 void Osd::kbdLayoutChanged(const QString &layoutName)
 {
     if (m_osdConfigGroup.readEntry("kbdLayoutChangedEnabled", true)) {
         showText(u"keyboard-layout"_s, layoutName);
     }
 }
 
 void Osd::virtualDesktopChanged(const QString &currentVirtualDesktopName)
 {
     // FIXME: need a VD icon
     showText(QString(), currentVirtualDesktopName);
 }
 
 void Osd::touchpadEnabledChanged(bool touchpadEnabled)
 {
     if (touchpadEnabled) {
         showText(u"input-touchpad-on"_s, i18nc("touchpad was enabled, keep short", "Touchpad On"));
     } else {
         showText(u"input-touchpad-off"_s, i18nc("touchpad was disabled, keep short", "Touchpad Off"));
     }
 }
 
 void Osd::wifiEnabledChanged(bool wifiEnabled)
 {
     if (wifiEnabled) {
         showText(u"network-wireless-on"_s, i18nc("wireless lan was enabled, keep short", "Wifi On"));
     } else {
         showText(u"network-wireless-off"_s, i18nc("wireless lan was disabled, keep short", "Wifi Off"));
     }
 }
 
 void Osd::bluetoothEnabledChanged(bool bluetoothEnabled)
 {
     if (bluetoothEnabled) {
         showText(u"preferences-system-bluetooth"_s, i18nc("Bluetooth was enabled, keep short", "Bluetooth On"));
     } else {
         showText(u"preferences-system-bluetooth-inactive"_s, i18nc("Bluetooth was disabled, keep short", "Bluetooth Off"));
     }
 }
 
 void Osd::wwanEnabledChanged(bool wwanEnabled)
 {
     if (wwanEnabled) {
         showText(u"network-mobile-on"_s, i18nc("mobile internet was enabled, keep short", "Mobile Internet On"));
     } else {
         showText(u"network-mobile-off"_s, i18nc("mobile internet was disabled, keep short", "Mobile Internet Off"));
     }
 }
 
 void Osd::virtualKeyboardEnabledChanged(bool virtualKeyboardEnabled)
 {
     if (virtualKeyboardEnabled) {
         showText(u"input-keyboard-virtual-on"_s,
                  i18nc("on screen keyboard was enabled because physical keyboard got unplugged, keep short", "On-Screen Keyboard Activated"));
     } else {
         showText(u"input-keyboard-virtual-off"_s,
                  i18nc("on screen keyboard was disabled because physical keyboard was plugged in, keep short", "On-Screen Keyboard Deactivated"));
     }
 }
 
 bool Osd::init()
 {
     if (!m_osdConfigGroup.readEntry("Enabled", true)) {
         return false;
     }
 
     if (m_osdObject && m_osdObject->rootObject()) {
         return true;
     }
 
     if (m_osdUrl.isEmpty()) {
         return false;
     }
 
     if (!m_osdObject) {
         m_osdObject = new PlasmaQuick::SharedQmlEngine(this);
     }
 
     m_osdObject->setSource(m_osdUrl);
 
     if (m_osdObject->status() != QQmlComponent::Ready) {
         qCWarning(PLASMASHELL) << "Failed to load OSD QML file" << m_osdUrl;
         return false;
     }
 
     m_timeout = m_osdObject->rootObject()->property("timeout").toInt();
 
     if (!m_osdTimer) {
         m_osdTimer = new QTimer(this);
         m_osdTimer->setSingleShot(true);
         connect(m_osdTimer, &QTimer::timeout, this, &Osd::hideOsd);
     }
 
     return true;
 }
 
 void Osd::showProgress(const QString &icon, const int percent, const int maximumPercent, const QString &additionalText)
 {
     if (!init()) {
         return;
     }
 
     auto *rootObject = m_osdObject->rootObject();
     int value = qBound(0, percent, maximumPercent);
     // Update max value first to prevent value from being clamped
     rootObject->setProperty("osdMaxValue", maximumPercent);
     rootObject->setProperty("osdValue", value);
     rootObject->setProperty("osdAdditionalText", additionalText);
     rootObject->setProperty("showingProgress", true);
     rootObject->setProperty("icon", icon);
 
     Q_EMIT osdProgress(icon, value, maximumPercent, additionalText);
     showOsd();
 }
 
 void Osd::showText(const QString &icon, const QString &text)
 {
     if (!init()) {
         return;
     }
 
     auto *rootObject = m_osdObject->rootObject();
 
     rootObject->setProperty("showingProgress", false);
     rootObject->setProperty("osdValue", text);
     rootObject->setProperty("icon", icon);
 
     Q_EMIT osdText(icon, text);
     showOsd();
 }
 
 void Osd::showOsd()
 {
     m_osdTimer->stop();
 
     auto *rootObject = m_osdObject->rootObject();
 
     // if our OSD understands animating the opacity, do it;
     // otherwise just show it to not break existing lnf packages
     if (rootObject->property("animateOpacity").isValid()) {
         rootObject->setProperty("animateOpacity", false);
         rootObject->setProperty("opacity", 1);
         rootObject->setProperty("visible", true);
         rootObject->setProperty("animateOpacity", true);
         rootObject->setProperty("opacity", 0);
     } else {
         rootObject->setProperty("visible", true);
     }
 
     m_osdTimer->start(m_timeout);
 }
 
 void Osd::hideOsd()
 {
     auto *rootObject = m_osdObject->rootObject();
     if (!rootObject) {
         return;
     }
 
     rootObject->setProperty("visible", false);
 
     // this is needed to prevent fading from "old" values when the OSD shows up
     rootObject->setProperty("osdValue", 0);
 }