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Make playlist auto save when the media player close

This commit is contained in:
daleclack 2023-10-10 22:53:28 +08:00
parent 7333a89da6
commit 182b93d056
1 changed files with 83 additions and 28 deletions
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111
Gtk4/gtk154_mediaplayer3/src/MyMediaPlayer.cpp
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@ -25,7 +25,7 @@ struct _MyMediaPlayer
GtkWidget *scrolled_window, *scrolled_lyrics;
GListStore *music_store;
char current_filename[path_max_length];
guint n_items;
guint n_items, current_audio_index;
gboolean music_loaded;
GtkSingleSelection *music_selection;
GtkListItemFactory *filename_factory;
@ -34,6 +34,7 @@ struct _MyMediaPlayer
G_DEFINE_TYPE(MyMediaPlayer, my_media_player, GTK_TYPE_APPLICATION_WINDOW)
// Add media file item to the list when the file open dialog accepted
void file_dialog_response(GObject *dialog, GAsyncResult *res, gpointer data)
{
GFile *file;
@ -51,9 +52,14 @@ void file_dialog_response(GObject *dialog, GAsyncResult *res, gpointer data)
g_object_unref(file);
g_free(path);
g_free(name);
// Update items count of media files
player->n_items = g_list_model_get_n_items(
G_LIST_MODEL(player->music_store));
}
}
// Add a media file item
static void btnadd_clicked(GtkWidget *widget, MyMediaPlayer *player)
{
// Create a file dialog window
@ -64,6 +70,7 @@ static void btnadd_clicked(GtkWidget *widget, MyMediaPlayer *player)
gtk_file_dialog_open(dialog, GTK_WINDOW(player), NULL, file_dialog_response, player);
}
// Remove the selected item
static void btnremove_clicked(GtkWidget *widget, MyMediaPlayer *player)
{
// Get selected position
@ -73,6 +80,7 @@ static void btnremove_clicked(GtkWidget *widget, MyMediaPlayer *player)
g_list_store_remove(player->music_store, pos);
}
// Load playlist
static void load_playlist(std::string filename, MyMediaPlayer *player)
{
// Load a new json data to the list
@ -89,24 +97,33 @@ static void load_playlist(std::string filename, MyMediaPlayer *player)
{
return;
}
string_vector sound_names = data["name"];
string_vector sound_paths = data["path"];
std::string disp_name, file_path;
for (int i = 0; i < sound_names.size(); i++)
try
{
// Append items
disp_name = sound_names[i];
file_path = sound_paths[i];
g_list_store_append(G_LIST_STORE(player->music_store),
my_item_new(disp_name.c_str(), file_path.c_str()));
string_vector sound_names = data["name"];
string_vector sound_paths = data["path"];
std::string disp_name, file_path;
for (int i = 0; i < sound_names.size(); i++)
{
// Append items
disp_name = sound_names[i];
file_path = sound_paths[i];
g_list_store_append(G_LIST_STORE(player->music_store),
my_item_new(disp_name.c_str(), file_path.c_str()));
}
}
catch (const nlohmann::detail::exception &ex)
{
g_print("%s\n", ex.what());
}
// Update count of media files
player->n_items = g_list_model_get_n_items(
G_LIST_MODEL(player->music_store));
}
}
// Response for the dialog of load playlist
static void load_dialog_response(GObject *dialog, GAsyncResult *res, gpointer data)
{
GFile *file;
@ -123,6 +140,7 @@ static void load_dialog_response(GObject *dialog, GAsyncResult *res, gpointer da
}
}
// Handler for load playlist button
static void btnload_clicked(GtkWidget *widget, MyMediaPlayer *player)
{
// Create a file dialog window
@ -146,7 +164,8 @@ static void btnload_clicked(GtkWidget *widget, MyMediaPlayer *player)
gtk_file_dialog_open(dialog, GTK_WINDOW(player), NULL, load_dialog_response, player);
}
static void btnsave_clicked(GtkWidget *widget, MyMediaPlayer *player)
// Save the play list to a path
static void save_playlist(std::string filename, MyMediaPlayer *player)
{
// Save playlist to json data
string_vector sound_names, sound_paths;
@ -170,7 +189,7 @@ static void btnsave_clicked(GtkWidget *widget, MyMediaPlayer *player)
// Save data to json file
std::fstream outfile;
outfile.open("playlist.json", std::ios::out);
outfile.open(filename, std::ios::out);
if (outfile.is_open())
{
// Load json data
@ -193,23 +212,20 @@ static void btnsave_clicked(GtkWidget *widget, MyMediaPlayer *player)
outfile.close();
}
static void column_view_activated(GtkColumnView *self, gint position, MyMediaPlayer *player)
// Handler for save list dialog
static void btnsave_clicked(GtkWidget *widget, MyMediaPlayer *player)
{
// Clear stream for player
GtkMediaStream *stream = gtk_video_get_media_stream(GTK_VIDEO(player->video));
if (stream != NULL)
{
gtk_media_file_clear(GTK_MEDIA_FILE(stream));
// g_object_unref(stream);
}
// Currently just save the playlist to a default name
save_playlist("playlist.json", player);
}
// Play the selected media
MyItem *item;
// Load a audio with specificed index
static void load_audio(MyItem *item, MyMediaPlayer *player)
{
// Load the audio file
GFile *music_file;
const char *file_name, *disp_name;
// Get selection and open the music file
item = MY_ITEM(gtk_single_selection_get_selected_item(player->music_selection));
file_name = my_item_get_filename(item);
music_file = g_file_new_for_path(file_name);
disp_name = my_item_get_dispname(item);
@ -238,6 +254,24 @@ static void column_view_activated(GtkColumnView *self, gint position, MyMediaPla
}
}
static void column_view_activated(GtkColumnView *self, gint position, MyMediaPlayer *player)
{
// Clear stream for player
GtkMediaStream *stream = gtk_video_get_media_stream(GTK_VIDEO(player->video));
if (stream != NULL)
{
gtk_media_file_clear(GTK_MEDIA_FILE(stream));
// g_object_unref(stream);
}
// Play the selected media
MyItem *item;
// Get selection and open the music file
item = MY_ITEM(gtk_single_selection_get_selected_item(player->music_selection));
load_audio(item, player);
}
static void filename_factory_setup(GtkListItemFactory *factory,
GtkListItem *item)
{
@ -316,14 +350,16 @@ static void btnplay_clicked(GtkButton *self, MyMediaPlayer *player)
{
// Get Media stream and play
GtkMediaStream *stream = gtk_video_get_media_stream(GTK_VIDEO(player->video));
if(GTK_IS_MEDIA_STREAM(stream))
if (GTK_IS_MEDIA_STREAM(stream))
{
if(gtk_media_stream_get_playing(stream))
if (gtk_media_stream_get_playing(stream))
{
// Media is playing, pause it
gtk_media_stream_pause(stream);
gtk_button_set_icon_name(self, "media-playback-start");
}else{
}
else
{
// Media is not playing
gtk_media_stream_play(stream);
gtk_button_set_icon_name(self, "media-playback-pause");
@ -334,6 +370,15 @@ static void btnplay_clicked(GtkButton *self, MyMediaPlayer *player)
// Play previous music
static void btnpriv_clicked(GtkButton *self, MyMediaPlayer *player)
{
// Clear stream for player
GtkMediaStream *stream = gtk_video_get_media_stream(GTK_VIDEO(player->video));
if (stream != NULL)
{
gtk_media_file_clear(GTK_MEDIA_FILE(stream));
// g_object_unref(stream);
}
// Current index
}
// Play next music
@ -347,6 +392,7 @@ static void btnstop_clicked(GtkButton *self, MyMediaPlayer *player)
// Get Media stream and stop
GtkMediaStream *stream = gtk_video_get_media_stream(GTK_VIDEO(player->video));
gtk_media_file_clear(GTK_MEDIA_FILE(stream));
gtk_video_set_file(GTK_VIDEO(player->video), NULL);
gtk_button_set_icon_name(GTK_BUTTON(player->btn_play), "media-playback-start");
gtk_widget_set_sensitive(player->btn_play, FALSE);
}
@ -356,6 +402,14 @@ static void btn_playmode_clicked(GtkButton *self, MyMediaPlayer *player)
{
}
static gboolean my_media_player_close_request(GtkWindow *window)
{
// Save current list to a playlist file
save_playlist("playlist.json", MYMEDIA_PLAYER(window));
gtk_window_destroy(window);
return TRUE;
}
static void my_media_player_init(MyMediaPlayer *self)
{
// Initalize window
@ -463,6 +517,7 @@ static void my_media_player_init(MyMediaPlayer *self)
static void my_media_player_class_init(MyMediaPlayerClass *klass)
{
GTK_WINDOW_CLASS(klass)->close_request = my_media_player_close_request;
}
MyMediaPlayer *my_media_player_new(GtkApplication *app)