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audio: Save and load current trackid 

Signed-off-by: Anna Schumaker <anna@ocarinaproject.net>
This commit is contained in:
Anna Schumaker 2014-04-01 21:00:30 -04:00
parent 81f3ef458f
commit 2960b72967
3 changed files with 25 additions and 1 deletions
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1
gui/main.cpp
View File

@ -34,6 +34,7 @@ Gtk::Window *ocarina_init(int *argc, char ***argv)
share_file("ocarina6.glade");
post_init_tabs();
audio::load_state();
return window;
}

1
include/audio.h
View File

@ -16,6 +16,7 @@ namespace audio
{
void init(int *, char ***);
void load_state();
void quit();
void play();

24
lib/audio.cpp
View File

@ -20,6 +20,7 @@ static unsigned int o_pause_count = 0;
static bool o_should_pause = false;
static Playqueue o_recently_played(PQ_ENABLED);
static File f_cur_track("cur_track", FILE_TYPE_DATA);
static void parse_error(GstMessage *error)
{
@ -83,6 +84,13 @@ static bool change_state(GstState state)
}
}
static void save_state()
{
f_cur_track.open(OPEN_WRITE);
f_cur_track << cur_trackid << std::endl;
f_cur_track.close();
}
static bool load_song(library :: Song &song)
{
GstState state;
@ -121,6 +129,17 @@ void audio :: init(int *argc, char ***argv)
gst_bus_add_watch(bus, on_message, NULL);
}
void audio :: load_state()
{
unsigned int id;
if (f_cur_track.exists()) {
f_cur_track.open(OPEN_READ);
f_cur_track >> id;
f_cur_track.close();
audio :: load_trackid(id);
}
}
void audio :: quit()
{
change_state(GST_STATE_NULL);
@ -182,6 +201,7 @@ void audio :: next()
track_loaded = true;
cur_trackid = id;
save_state();
o_recently_played.del_track(id);
o_recently_played.add_front(id);
o_recently_played.set_cur(0);
@ -199,13 +219,14 @@ void audio :: previous()
library :: lookup(id, &song);
load_song(song);
cur_trackid = id;
save_state();
}
void audio :: load_trackid(unsigned int track_id)
{
library :: Song song;
if (track_id == cur_trackid)
if ((track_id == cur_trackid) && (track_loaded == true))
return;
track_loaded = false;
@ -214,6 +235,7 @@ void audio :: load_trackid(unsigned int track_id)
track_loaded = true;
cur_trackid = track_id;
save_state();
o_recently_played.del_track(track_id);
o_recently_played.add_front(track_id);
o_recently_played.set_cur(0);