+void MainWindow::preview_angle_clicked(unsigned stream_idx)
+{
+ preview_player->override_angle(stream_idx);
+
+ // Change the selection if we were previewing a clip from the clip list.
+ // (The only other thing we could be showing is a pts scrub, and if so,
+ // that would be selected.)
+ QItemSelectionModel *selected = ui->clip_list->selectionModel();
+ if (selected->hasSelection()) {
+ QModelIndex cell = selected->selectedIndexes()[0];
+ int column = int(ClipList::Column::CAMERA_1) + stream_idx;
+ selected->setCurrentIndex(cell.sibling(cell.row(), column), QItemSelectionModel::ClearAndSelect);
+ }
+}
+
+void MainWindow::playlist_duplicate()
+{
+ QItemSelectionModel *selected = ui->playlist->selectionModel();
+ if (!selected->hasSelection()) {
+ // Should have been grayed out, but OK.
+ return;
+ }
+ QModelIndexList rows = selected->selectedRows();
+ int first = rows.front().row(), last = rows.back().row();
+ playlist_clips->duplicate_clips(first, last);
+ playlist_selection_changed();
+}
+
+void MainWindow::playlist_remove()
+{
+ QItemSelectionModel *selected = ui->playlist->selectionModel();
+ if (!selected->hasSelection()) {
+ // Should have been grayed out, but OK.
+ return;
+ }
+ QModelIndexList rows = selected->selectedRows();
+ int first = rows.front().row(), last = rows.back().row();
+ playlist_clips->erase_clips(first, last);
+
+ // TODO: select the next one in the list?
+
+ playlist_selection_changed();
+}
+
+void MainWindow::playlist_move(int delta)
+{
+ QItemSelectionModel *selected = ui->playlist->selectionModel();
+ if (!selected->hasSelection()) {
+ // Should have been grayed out, but OK.
+ return;
+ }
+
+ QModelIndexList rows = selected->selectedRows();
+ int first = rows.front().row(), last = rows.back().row();
+ if ((delta == -1 && first == 0) ||
+ (delta == 1 && size_t(last) == playlist_clips->size() - 1)) {
+ // Should have been grayed out, but OK.
+ return;
+ }
+
+ playlist_clips->move_clips(first, last, delta);
+ playlist_selection_changed();
+}
+