return Qt::AlignLeft + Qt::AlignVCenter;
}
}
+ if (role == Qt::BackgroundRole) {
+ if (Column(column) == Column::PLAYING) {
+ if (row == currently_playing_index) {
+ // This only really works well for the first column, for whatever odd Qt reason.
+ QLinearGradient grad(QPointF(0, 0), QPointF(1, 0));
+ grad.setCoordinateMode(grad.QGradient::ObjectBoundingMode);
+ grad.setColorAt(0.0f, QColor::fromRgbF(0.0f, 0.0f, 1.0f, 0.2f));
+ grad.setColorAt(play_progress, QColor::fromRgbF(0.0f, 0.0f, 1.0f, 0.2f));
+ if (play_progress + 0.01f <= 1.0f) {
+ grad.setColorAt(play_progress + 0.01f, QColor::fromRgbF(0.0f, 0.0f, 1.0f, 0.0f));
+ }
+ return QBrush(grad);
+ } else {
+ return QVariant();
+ }
+ } else {
+ return QVariant();
+ }
+ }
if (role != Qt::DisplayRole && role != Qt::EditRole)
return QVariant();
emit dataChanged(index(row, 0), index(row, int(Column::NUM_COLUMNS)));
}
-void PlayList::set_currently_playing(int index)
+void PlayList::set_currently_playing(int index, double progress)
{
int old_index = currently_playing_index;
+ int column = int(Column::PLAYING);
if (index != old_index) {
currently_playing_index = index;
+ play_progress = progress;
if (old_index != -1) {
- emit_data_changed(old_index);
+ emit dataChanged(this->index(old_index, column), this->index(old_index, column));
}
if (index != -1) {
- emit_data_changed(index);
+ emit dataChanged(this->index(index, column), this->index(index, column));
}
+ } else if (index != -1 && fabs(progress - play_progress) > 1e-3) {
+ play_progress = progress;
+ emit dataChanged(this->index(index, column), this->index(index, column));
}
}