+ } else if (event.key === 'A') {
+ tui.switch_mode('annotate');
+ tui.draw_info();
+ tui.refresh();
+ };
+ } else if (tui.mode == 'annotate') {
+ if (event.key.length === 1) {
+ tui.input_line += event.key;
+ tui.draw_input_line();
+ tui.refresh();
+ } else if (event.key == 'Backspace') {
+ tui.input_line = tui.input_line.slice(0, -1);
+ tui.draw_input_line();
+ tui.refresh();
+ } else if (event.key == 'Enter') {
+ explorer.annotate(tui.input_line);
+ tui.input_line = '';
+ tui.switch_mode('study', true);
+ }