1 2 3 4 5 6 7 | QObject *artistLabel = rootItem->findChildren("artistLabel");artistLabel->setProperty("text", m_currentSong->artist);...QObject *nextButton = rootItem->findChildren("nextButton");connect(nextButton, SIGNAL(clicked()), this, &MusicPlayer::nextSong);QObject *musicPlayer = nextButton->parent();QMetaObject::invokeMethod(musicPlayer, "startAnimation", Q_ARG(QVariant, duration)); |
1 2 3 4 5 6 7 8 9 | Text { text: musicPlayer.currentSong.artist}Button { onClicked: musicPlayer.nextSong()}Slider { value: musicPlayer.volume} |
1 2 3 4 5 | class MusicPlayer : public QObject { Q_INVOKABLE void setVolume(int volume) { m_backend->setVolume(volume); }} |
1 2 3 4 5 6 7 8 9 | property int volume: 50Slider { value: volume onRightPressed: { volume = Math.min(100, volume + 5); musicPlayer.setVolume(volume); }} |
1 2 3 4 5 6 7 8 9 10 11 12 | class MusicPlayer : public QObject { Q_PROPERTY(int volume READ volume NOTIFY ...) public: int volume() const { return m_volume; } Q_INVOKABLE void increaseVolume() { m_volume = qMin(100, volume + 5); m_backend->setVolume(m_volume); }private: int m_volume = EAR_BLEEDING_LOUD;} |
1 2 3 4 5 | Slider { value: musicPlayer.volume onRightPressed: musicPlayer.increaseVolume()} |
2020.06.23 10:50
2020.06.23 12:13
2021.11.10 09:17
