11 #include <sys/types.h>
19 class MainWindow : public QMainWindow {
29 QLabel *disk_free_label;
30 Player *preview_player, *live_player;
33 // State when doing a scrub operation on a timestamp with the mouse.
34 bool scrubbing = false;
35 int scrub_x_origin; // In pixels on the viewport.
36 int64_t scrub_pts_origin;
38 // Which element (e.g. pts_in on clip 4) we are scrubbing.
39 enum ScrubType { SCRUBBING_CLIP_LIST, SCRUBBING_PLAYLIST } scrub_type;
43 // Used to keep track of small mouse wheel motions on the camera index in the playlist.
44 int last_mousewheel_camera_row = -1;
45 int leftover_angle_degrees = 0;
47 // Some operations, notably scrubbing and scrolling, happen in so large increments
48 // that we want to group them instead of saving to disk every single time.
49 // If they happen (ie., we get a callback from the model that it's changed) while
50 // currently_deferring_model_changes, we fire off this timer. If it manages to elapse
51 // before some other event happens, we count the event. (If the other event is of the
52 // same kind, we just fire off the timer anew instead of taking any action.)
53 QTimer *defer_timeout;
54 std::string deferred_change_id;
55 StateProto deferred_state;
57 // Before a change that should be deferred (see above), currently_deferring_model_changes
58 // must be set to true, and current_change_id must be given contents describing what's
59 // changed to avoid accidental grouping.
60 bool currently_deferring_model_changes = false;
61 std::string current_change_id;
63 void cue_in_clicked();
64 void cue_out_clicked();
66 void preview_clicked();
67 void preview_angle_clicked(unsigned stream_idx);
69 void live_player_clip_done();
70 Clip live_player_get_next_clip();
71 void live_player_clip_progress(double played_this_clip, double total_length);
72 void playlist_duplicate();
73 void playlist_remove();
74 void playlist_move(int delta);
76 void defer_timer_expired();
77 void content_changed(); // In clip_list or play_list.
78 void state_changed(const StateProto &state); // Called post-filtering.
80 enum Rounding { FIRST_AT_OR_AFTER, LAST_BEFORE };
81 void preview_single_frame(int64_t pts, unsigned stream_idx, Rounding rounding);
83 // Also covers when the playlist itself changes.
84 void playlist_selection_changed();
86 void clip_list_selection_changed(const QModelIndex ¤t, const QModelIndex &previous);
88 void resizeEvent(QResizeEvent *event) override;
89 bool eventFilter(QObject *watched, QEvent *event) override;
91 void report_disk_space(off_t free_bytes, double estimated_seconds_left);
92 void exit_triggered();
94 void highlight_camera_input(int stream_idx);
100 extern MainWindow *global_mainwindow;