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service/mpris: make lengthSupported bindable and notify for changes

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Fixes #109
This commit is contained in:
outfoxxed 2025-07-13 20:32:51 -07:00
parent 71334bfcaf
commit cee1f5837e
Signed by untrusted user: outfoxxed
GPG key ID: 4C88A185FB89301E
2 changed files with 7 additions and 6 deletions
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8
src/services/mpris/player.cpp
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@ -99,6 +99,8 @@ MprisPlayer::MprisPlayer(const QString& address, QObject* parent): QObject(paren
} else return static_cast<qlonglong>(-1);
});
this->bLengthSupported.setBinding([this]() { return this->bInternalLength != -1; });
this->bPlaybackState.setBinding([this]() {
const auto& status = this->bpPlaybackStatus.value();
@ -258,21 +260,19 @@ void MprisPlayer::setPosition(qlonglong position) {
}
void MprisPlayer::onExportedPositionChanged() {
if (!this->lengthSupported()) emit this->lengthChanged();
if (!this->bLengthSupported) emit this->lengthChanged();
}
void MprisPlayer::onSeek(qlonglong time) { this->setPosition(time); }
qreal MprisPlayer::length() const {
if (this->bInternalLength == -1) {
if (!this->bLengthSupported) {
return this->position(); // unsupported
} else {
return static_cast<qreal>(this->bInternalLength / 1000) / 1000; // NOLINT
}
}
bool MprisPlayer::lengthSupported() const { return this->bInternalLength != -1; }
bool MprisPlayer::volumeSupported() const { return this->pVolume.exists(); }
void MprisPlayer::setVolume(qreal volume) {

5
src/services/mpris/player.hpp
View file

@ -117,7 +117,7 @@ class MprisPlayer: public QObject {
/// The length of the playing track, as seconds, with millisecond precision,
/// or the value of @@position if @@lengthSupported is false.
Q_PROPERTY(qreal length READ length NOTIFY lengthChanged);
Q_PROPERTY(bool lengthSupported READ lengthSupported NOTIFY lengthSupportedChanged);
Q_PROPERTY(bool lengthSupported READ default NOTIFY lengthSupportedChanged BINDABLE bindableLengthSupported);
/// The volume of the playing track from 0.0 to 1.0, or 1.0 if @@volumeSupported is false.
///
/// May only be written to if @@canControl and @@volumeSupported are true.
@ -274,7 +274,7 @@ public:
void setPosition(qreal position);
[[nodiscard]] qreal length() const;
[[nodiscard]] bool lengthSupported() const;
[[nodiscard]] QBindable<bool> bindableLengthSupported() const { return &this->bLengthSupported; }
[[nodiscard]] qreal volume() const { return this->bVolume; };
[[nodiscard]] bool volumeSupported() const;
@ -447,6 +447,7 @@ private:
Q_OBJECT_BINDABLE_PROPERTY(MprisPlayer, QString, bTrackAlbumArtist, &MprisPlayer::trackAlbumArtistChanged);
Q_OBJECT_BINDABLE_PROPERTY(MprisPlayer, QString, bTrackArtUrl, &MprisPlayer::trackArtUrlChanged);
Q_OBJECT_BINDABLE_PROPERTY(MprisPlayer, qlonglong, bInternalLength, &MprisPlayer::lengthChanged);
Q_OBJECT_BINDABLE_PROPERTY(MprisPlayer, bool, bLengthSupported, &MprisPlayer::lengthSupportedChanged);
Q_OBJECT_BINDABLE_PROPERTY(MprisPlayer, bool, bShuffle, &MprisPlayer::shuffleChanged);
QS_DBUS_BINDABLE_PROPERTY_GROUP(MprisPlayer, playerProperties);