11 #include <QMainWindow>
13 #include <sys/types.h>
23 class MainWindow : public QMainWindow {
30 // HTTP callback. TODO: Does perhaps not belong to MainWindow?
31 std::pair<std::string, std::string> get_queue_status() const;
37 QLabel *disk_free_label;
38 std::unique_ptr<Player> preview_player, live_player;
41 // State when doing a scrub operation on a timestamp with the mouse.
42 bool scrubbing = false;
43 int scrub_x_origin; // In pixels on the viewport.
44 int64_t scrub_pts_origin;
46 // Which element (e.g. pts_in on clip 4) we are scrubbing.
47 enum ScrubType { SCRUBBING_CLIP_LIST, SCRUBBING_PLAYLIST } scrub_type;
51 // Used to keep track of small mouse wheel motions on the camera index in the playlist.
52 int last_mousewheel_camera_row = -1;
53 int leftover_angle_degrees = 0;
55 // Some operations, notably scrubbing and scrolling, happen in so large increments
56 // that we want to group them instead of saving to disk every single time.
57 // If they happen (ie., we get a callback from the model that it's changed) while
58 // currently_deferring_model_changes, we fire off this timer. If it manages to elapse
59 // before some other event happens, we count the event. (If the other event is of the
60 // same kind, we just fire off the timer anew instead of taking any action.)
61 QTimer *defer_timeout;
62 std::string deferred_change_id;
63 StateProto deferred_state;
65 // Before a change that should be deferred (see above), currently_deferring_model_changes
66 // must be set to true, and current_change_id must be given contents describing what's
67 // changed to avoid accidental grouping.
68 bool currently_deferring_model_changes = false;
69 std::string current_change_id;
71 mutable std::mutex queue_status_mu;
72 std::string queue_status; // Under queue_status_mu.
74 void cue_in_clicked();
75 void cue_out_clicked();
77 void preview_clicked();
78 void preview_angle_clicked(unsigned stream_idx);
80 void live_player_clip_done();
81 std::pair<Clip, size_t> live_player_get_next_clip();
82 void live_player_clip_progress(const std::map<size_t, double> &progress);
83 void set_output_status(const std::string &status);
84 void playlist_duplicate();
85 void playlist_remove();
86 void playlist_move(int delta);
88 void defer_timer_expired();
89 void content_changed(); // In clip_list or play_list.
90 void state_changed(const StateProto &state); // Called post-filtering.
92 enum Rounding { FIRST_AT_OR_AFTER, LAST_BEFORE };
93 void preview_single_frame(int64_t pts, unsigned stream_idx, Rounding rounding);
95 // Also covers when the playlist itself changes.
96 void playlist_selection_changed();
98 void clip_list_selection_changed(const QModelIndex ¤t, const QModelIndex &previous);
100 void resizeEvent(QResizeEvent *event) override;
101 bool eventFilter(QObject *watched, QEvent *event) override;
103 void report_disk_space(off_t free_bytes, double estimated_seconds_left);
104 void exit_triggered();
105 void export_cliplist_clip_multitrack_triggered();
106 void export_playlist_clip_interpolated_triggered();
107 void manual_triggered();
108 void about_triggered();
110 void highlight_camera_input(int stream_idx);
116 extern MainWindow *global_mainwindow;