diff options
Diffstat (limited to 'nncmpp.c')
| -rw-r--r-- | nncmpp.c | 93 |
1 files changed, 74 insertions, 19 deletions
@@ -1858,11 +1858,21 @@ current_tab_init (void) // --- Library tab ------------------------------------------------------------- +struct library_level +{ + LIST_HEADER (struct library_level) + + int item_top; ///< Stored state + int item_selected; ///< Stored state + char path[]; ///< Path of the level +}; + static struct { struct tab super; ///< Parent class struct str path; ///< Current path struct strv items; ///< Current items (type, name, path) + struct library_level *above; ///< Upper levels } g_library_tab; @@ -1957,7 +1967,7 @@ library_tab_compare (char **a, char **b) } static char * -library_tab_above (void) +library_tab_parent (void) { struct str *path = &g_library_tab.path; if (!path->len) @@ -1969,29 +1979,76 @@ library_tab_above (void) return xstrdup (""); } +static bool +library_tab_is_above (const char *above, const char *path) +{ + size_t above_len = strlen (above); + if (strncmp (above, path, above_len)) + return false; + // The root is an empty string and is above anything other than itself + return path[above_len] == '/' || (*path && !*above); +} + +static void +library_tab_change_level (const char *new_path) +{ + struct str *path = &g_library_tab.path; + if (!strcmp (path->str, new_path)) + return; + + struct library_level *above; + if (library_tab_is_above (path->str, new_path)) + { + above = xcalloc (1, sizeof *above + path->len + 1); + above->item_top = g_library_tab.super.item_top; + above->item_selected = g_library_tab.super.item_selected; + memcpy (above->path, path->str, path->len); + LIST_PREPEND (g_library_tab.above, above); + + // Select the ".." entry to reflect Norton Commander + g_library_tab.super.item_top = 0; + g_library_tab.super.item_selected = 1; + } + else while ((above = g_library_tab.above) + && !library_tab_is_above (above->path, new_path)) + { + if (!strcmp (above->path, new_path)) + { + g_library_tab.super.item_top = above->item_top; + g_library_tab.super.item_selected = above->item_selected; + } + g_library_tab.above = above->next; + free (above); + } + + str_reset (path); + str_append (path, new_path); +} + static void library_tab_on_data (const struct mpd_response *response, const struct strv *data, void *user_data) { - char *data_path = user_data; + char *new_path = user_data; if (!response->success) { - free (data_path); + // TODO: we should print that out visibly + print_error ("changing the directory to '%s' failed: %s", + new_path, response->message_text); + free (new_path); return; } - str_reset (&g_library_tab.path); - str_append (&g_library_tab.path, data_path); - free (data_path); - strv_reset (&g_library_tab.items); + library_tab_change_level (new_path); + free (new_path); - char *above = library_tab_above (); - if (above) + char *parent = library_tab_parent (); + if (parent) { library_tab_add (LIBRARY_ROOT, "", ""); - library_tab_add (LIBRARY_UP, "", above); - free (above); + library_tab_add (LIBRARY_UP, "", parent); + free (parent); } struct str_map map; @@ -2014,9 +2071,7 @@ library_tab_on_data (const struct mpd_response *response, struct strv *items = &g_library_tab.items; qsort (items->vector, items->len, sizeof *items->vector, (int (*) (const void *, const void *)) library_tab_compare); - - // TODO: we ought to remember the previous level's selection and item_top - g_library_tab.super.item_count = g_library_tab.items.len; + g_library_tab.super.item_count = items->len; app_fix_view_range (); app_move_selection (0); @@ -2063,13 +2118,13 @@ library_tab_on_action (enum action action) return true; case ACTION_UP: { - char *above = library_tab_above (); - if (above) + char *parent = library_tab_parent (); + if (parent) { - library_tab_reload (above); - free (above); + library_tab_reload (parent); + free (parent); } - return above != NULL; + return parent != NULL; } case ACTION_MPD_REPLACE: // FIXME: we also need to play it if we've been playing things already |