diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 985 |
1 files changed, 0 insertions, 985 deletions
@@ -1,985 +0,0 @@ -#define _XOPEN_SOURCE 600 -#define _DEFAULT_SOURCE - -#include "util.h" -#include "list.h" -#include "history.h" -#include "tag.h" -#include "track.h" -#include "player.h" -#include "listnav.h" -#include "ref.h" - -#include "mpd/player.h" -#include "curses.h" - -#include <dirent.h> -#include <locale.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/mman.h> -#include <sys/wait.h> -#include <time.h> -#include <unistd.h> -#include <wchar.h> -#include <wctype.h> - -#undef KEY_ENTER -#define KEY_ENTER '\n' -#define KEY_SPACE ' ' -#define KEY_ESC '\x1b' -#define KEY_TAB '\t' -#define KEY_CTRL(c) ((c) & ~0x60) - -#define ATTR_ON(win, attr) wattr_on(win, attr, NULL) -#define ATTR_OFF(win, attr) wattr_off(win, attr, NULL) - -enum { - STYLE_DEFAULT, - STYLE_TITLE, - STYLE_PANE_SEP, - STYLE_ITEM_SEL, - STYLE_ITEM_HOVER, - STYLE_ITEM_HOVER_SEL, - STYLE_COUNT -}; - -enum { - IMODE_EXECUTE, - IMODE_SEARCH -}; - -struct pane; - -typedef int (*pane_handler)(wint_t c); -typedef void (*pane_updater)(struct pane *pane, int sel); -typedef wchar_t *(*completion_generator)(const wchar_t *text, - int fwd, int state); -typedef int (*cmd_handler)(const char *args); - -struct pane { - WINDOW *win; - int sx, sy, ex, ey; - int w, h; - int active; - - pane_handler handle; - pane_updater update; -}; - -struct cmd { - const wchar_t *name; - cmd_handler func; -}; - -struct autoplay { - int enabled; - int shuffle; -}; - -static const char player_state_chars[] = { - [PLAYER_STATE_PAUSED] = '|', - [PLAYER_STATE_PLAYING] = '>', - [PLAYER_STATE_STOPPED] = '#' -}; - -static int style_attrs[STYLE_COUNT]; - -static const char *datadir; -static int scrw, scrh; -static int quit; - -static struct pane *pane_sel, *pane_top_sel; -static struct pane pane_left, pane_right, pane_bot; -static struct pane *const panes[] = { - &pane_left, - &pane_right, - &pane_bot -}; - -static struct inputln completion_query = { 0 }; -static int completion_reset = 1; -static completion_generator completion; - -static struct pane *cmd_pane; -static struct history search_history, command_history; -static struct history *history; -static int cmd_show, cmd_mode; - -static struct autoplay autoplay; - -static struct pane *tag_pane; -static struct listnav tag_nav; -static struct link tags; -static struct link tags_sel; - -static struct pane *track_pane; -static struct listnav track_nav; -static struct link playlist; -static struct link tracks; - -static void init(void); -static void cleanup(void *arg, int code); - -static void data_load(void); -static void tracks_load(struct tag *tag); - -static void data_save(void); -static void tracks_save(struct tag *tag); - -static void resize(void); -static void pane_resize(struct pane *pane, - int sx, int sy, int ex, int ey); - -static void pane_init(struct pane *p, pane_handler handle, pane_updater update); -static void pane_title(struct pane *pane, const char *title, int highlight); - -static void style_init(int style, int fg, int bg, int attr); -static void style_on(WINDOW *win, int style); -static void style_off(WINDOW *win, int style); - -static wchar_t *command_name_generator(const wchar_t *text, int fwd, int state); -static wchar_t *track_name_generator(const wchar_t *text, int fwd, int state); - -static void select_current_tag(void); -static int tag_input(wint_t c); -static void tag_vis(struct pane *pane, int sel); - -static int track_input(wint_t c); -static void track_vis(struct pane *pane, int sel); - -static int cmd_input(wint_t c); -static void cmd_vis(struct pane *pane, int sel); - -static void queue_hover(void); -static void main_input(wint_t c); -static void main_vis(void); - -static int usercmd_save(const char *args); - -static void update_player(void); - -const struct cmd cmds[] = { - { L"save", usercmd_save }, -}; - -void -init(void) -{ - quit = 0; - - setlocale(LC_ALL, ""); - - /* TODO handle as character intead of signal */ - signal(SIGINT, exit); - atexit((void*) cleanup); /* this works */ - - history = &command_history; - history_init(&search_history); - history_init(&command_history); - - datadir = getenv("TMUS_DATA"); - ASSERT(datadir != NULL); - data_load(); - - player_init(); - - /* ncurses init */ - initscr(); - raw(); - noecho(); - halfdelay(1); - intrflush(stdscr, FALSE); - keypad(stdscr, TRUE); - start_color(); - curs_set(0); - ESCDELAY = 0; - - memset(style_attrs, 0, sizeof(style_attrs)); - style_init(STYLE_DEFAULT, COLOR_WHITE, COLOR_BLACK, 0); - style_init(STYLE_TITLE, COLOR_WHITE, COLOR_BLUE, A_BOLD); - style_init(STYLE_PANE_SEP, COLOR_BLUE, COLOR_BLACK, 0); - style_init(STYLE_ITEM_SEL, COLOR_YELLOW, COLOR_BLACK, A_BOLD); - style_init(STYLE_ITEM_HOVER, COLOR_WHITE, COLOR_BLUE, 0); - style_init(STYLE_ITEM_HOVER_SEL, COLOR_YELLOW, COLOR_BLUE, A_BOLD); - - pane_init((tag_pane = &pane_left), tag_input, tag_vis); - pane_init((track_pane = &pane_right), track_input, track_vis); - pane_init((cmd_pane = &pane_bot), cmd_input, cmd_vis); - - pane_sel = &pane_left; - pane_top_sel = pane_sel; - - playlist = LIST_HEAD; - tags_sel = LIST_HEAD; - - autoplay.enabled = 0; - autoplay.shuffle = 0; - - listnav_init(&tag_nav); - listnav_init(&track_nav); -} - -void -cleanup(void* arg, int code) -{ - if (code) return; - - delwin(pane_left.win); - delwin(pane_right.win); - delwin(pane_bot.win); - endwin(); - - data_save(); - - player_free(); - - history_free(&search_history); - history_free(&command_history); -} - -void -data_load(void) -{ - struct dirent *ent; - struct tag *tag; - DIR *dir; - - tags = LIST_HEAD; - - dir = opendir(datadir); - ASSERT(dir != NULL); - while ((ent = readdir(dir))) { - if (ent->d_type != DT_DIR) - continue; - if (!strcmp(ent->d_name, ".")) - continue; - if (!strcmp(ent->d_name, "..")) - continue; - - tag = malloc(sizeof(struct tag)); - ASSERT(tag != NULL); - tag->fname = strdup(ent->d_name); - ASSERT(tag->fname != NULL); - tag->fpath = aprintf("%s/%s", datadir, ent->d_name); - ASSERT(tag->fpath != NULL); - tag->name = sanitized(tag->fname); - ASSERT(tag->name != NULL); - tag->link = LINK_EMPTY; - list_push_back(&tags, LINK(tag)); - - tracks_load(tag); - } - closedir(dir); -} - -void -tracks_load(struct tag *tag) -{ - struct dirent *ent; - struct track *track; - struct ref *ref; - DIR *dir; - - dir = opendir(tag->fpath); - ASSERT(dir != NULL); - while ((ent = readdir(dir))) { - if (ent->d_type != DT_REG) - continue; - if (!strcmp(ent->d_name, ".")) - continue; - if (!strcmp(ent->d_name, "..")) - continue; - - track = track_init(tag->fpath, ent->d_name); - ref = ref_init(tag); - list_push_back(&track->tags, LINK(ref)); - list_push_back(&tracks, LINK(track)); - } - closedir(dir); -} - -void -data_save(void) -{ - -} - -void -tracks_save(struct tag *tag) -{ - -} - -void -resize(void) -{ - int i, leftw; - - getmaxyx(stdscr, scrh, scrw); - - if (scrw < 10 || scrh < 4) { - clear(); - printw("Term too small.."); - refresh(); - usleep(10000); - } - - leftw = MIN(40, 0.3f * scrw); - pane_resize(&pane_left, 0, 0, leftw, scrh - 3); - pane_resize(&pane_right, pane_left.ex + 1, 0, scrw, scrh - 3); - pane_resize(&pane_bot, 0, scrh - 3, scrw, scrh); -} - -void -pane_resize(struct pane *pane, int sx, int sy, int ex, int ey) -{ - pane->sx = sx; - pane->sy = sy; - pane->ex = ex; - pane->ey = ey; - pane->w = pane->ex - pane->sx; - pane->h = pane->ey - pane->sy; - - pane->active = (pane->w > 0 && pane->h > 0); - if (pane->active) { - wresize(pane->win, pane->h, pane->w); - mvwin(pane->win, pane->sy, pane->sx); - redrawwin(pane->win); - } -} - -void -pane_init(struct pane *pane, pane_handler handle, pane_updater update) -{ - pane->win = newwin(1, 1, 0, 0); - ASSERT(pane->win != NULL); - pane->handle = handle; - pane->update = update; -} - -void -pane_title(struct pane *pane, const char *title, int highlight) -{ - wmove(pane->win, 0, 0); - - style_on(pane->win, STYLE_TITLE); - if (highlight) ATTR_ON(pane->win, A_STANDOUT); - - wprintw(pane->win, " %-*.*s", pane->w - 1, pane->w - 1, title); - - if (highlight) ATTR_OFF(pane->win, A_STANDOUT); - style_off(pane->win, STYLE_TITLE); -} - -void -style_init(int style, int fg, int bg, int attr) -{ - style_attrs[style] = attr; - init_pair(style, fg, bg); -} - -void -style_on(WINDOW *win, int style) -{ - ATTR_ON(win, COLOR_PAIR(style) | style_attrs[style]); -} - -void -style_off(WINDOW *win, int style) -{ - ATTR_OFF(win, COLOR_PAIR(style) | style_attrs[style]); -} - -wchar_t * -command_name_generator(const wchar_t *text, int fwd, int reset) -{ - static int index, len; - int dir; - - dir = fwd ? 1 : -1; - - if (reset) { - index = 0; - len = wcslen(text); - } else if (index >= -1 && index <= ARRLEN(cmds)) { - index += dir; - } - - while (index >= 0 && index < ARRLEN(cmds)) { - if (!wcsncmp(cmds[index].name, text, len)) - return wcsdup(cmds[index].name); - index += dir; - } - - return NULL; -} - -wchar_t * -track_name_generator(const wchar_t *text, int fwd, int reset) -{ - static struct link *cur; - struct track *track; - - if (reset) { - cur = tracks.next; - } else if (cur) { - cur = fwd ? cur->next : cur->prev; - } - - while (cur != &tracks && cur) { - track = UPCAST(cur, struct track); - if (wcsstr(track->name, text)) - return wcsdup(track->name); - cur = fwd ? cur->next : cur->prev; - } - - return NULL; -} - -void -select_current_tag(void) -{ - struct link *link, *iter; - struct track *track; - struct tag *tag; - struct ref *ref; - - link = link_iter(tags.next, tag_nav.sel); - ASSERT(link != NULL); - tag = UPCAST(link, struct tag); - if (refs_incl(&tags_sel, tag)) { - refs_rm(&tags_sel, tag); - } else { - ref = ref_init(tag); - list_push_back(&tags_sel, LINK(ref)); - } - refs_free(&playlist); - for (link = tags_sel.next; link; link = link->next) { - tag = UPCAST(link, struct ref)->data; - for (iter = tracks.next; iter; iter = iter->next) { - track = UPCAST(iter, struct track); - if (refs_incl(&track->tags, tag) - && !refs_incl(&playlist, track)) { - ref = ref_init(track); - list_push_back(&playlist, LINK(ref)); - } - } - } -} - -int -tag_input(wint_t c) -{ - switch (c) { - case KEY_UP: - listnav_update_sel(&tag_nav, tag_nav.sel - 1); - return 1; - case KEY_DOWN: - listnav_update_sel(&tag_nav, tag_nav.sel + 1); - return 1; - case KEY_SPACE: - select_current_tag(); - return 1; - case KEY_NPAGE: - listnav_update_sel(&track_nav, - track_nav.sel - track_nav.wlen / 2); - return 1; - case KEY_PPAGE: - listnav_update_sel(&track_nav, - track_nav.sel + track_nav.wlen / 2); - return 1; - } - - return 0; -} - -void -tag_vis(struct pane *pane, int sel) -{ - struct tag *tag, *tag2; - struct link *iter, *iter2; - int index, tsel; - - werase(pane->win); - pane_title(pane, "Tags", sel); - - listnav_update_bounds(&tag_nav, 0, list_len(&tags)); - listnav_update_wlen(&tag_nav, pane->h - 1); - - index = 0; - for (iter = tags.next; iter; iter = iter->next) { - tag = UPCAST(iter, struct tag); - tsel = refs_incl(&tags_sel, tag); - - if (sel && index == tag_nav.sel && tsel) - style_on(pane->win, STYLE_ITEM_HOVER_SEL); - else if (sel && index == tag_nav.sel) - style_on(pane->win, STYLE_ITEM_HOVER); - else if (tsel) - style_on(pane->win, STYLE_ITEM_SEL); - - wmove(pane->win, 1 + index, 0); - wprintw(pane->win, "%*.*s", pane->w, pane->w, tag->name); - - if (index == tag_nav.sel && tsel) - style_off(pane->win, STYLE_ITEM_HOVER_SEL); - else if (index == tag_nav.sel) - style_off(pane->win, STYLE_ITEM_HOVER); - else if (tsel) - style_off(pane->win, STYLE_ITEM_SEL); - index++; - } -} - -int -track_input(wint_t c) -{ - struct link *link; - struct track *track; - - switch (c) { - case KEY_UP: - listnav_update_sel(&track_nav, track_nav.sel - 1); - return 1; - case KEY_DOWN: - listnav_update_sel(&track_nav, track_nav.sel + 1); - return 1; - case KEY_ENTER: - link = link_iter(tracks.next, track_nav.sel); - ASSERT(link != NULL); - track = UPCAST(link, struct track); - player->track = track; - player_play_track(track); - return 1; - case KEY_PPAGE: - listnav_update_sel(&track_nav, - track_nav.sel - track_nav.wlen / 2); - return 1; - case KEY_NPAGE: - listnav_update_sel(&track_nav, - track_nav.sel + track_nav.wlen / 2); - return 1; - } - - return 0; -} - -void -track_vis(struct pane *pane, int sel) -{ - struct track *track; - struct link *iter; - int index; - - werase(pane->win); - pane_title(pane, "Tracks", sel); - - listnav_update_bounds(&track_nav, 0, list_len(&playlist)); - listnav_update_wlen(&track_nav, pane->h - 1); - - index = 0; - for (iter = playlist.next; iter; iter = iter->next, index++) { - track = UPCAST(iter, struct ref)->data; - - if (index < track_nav.wmin) continue; - if (index >= track_nav.wmax) break; - - if (sel && index == track_nav.sel && track == player->track) - style_on(pane->win, STYLE_ITEM_HOVER_SEL); - else if (sel && index == track_nav.sel) - style_on(pane->win, STYLE_ITEM_HOVER); - else if (track == player->track) - style_on(pane->win, STYLE_ITEM_SEL); - - wmove(pane->win, 1 + index - track_nav.wmin, 0); - wprintw(pane->win, "%-*.*ls", pane->w, pane->w, track->name); - - if (sel && index == track_nav.sel && track == player->track) - style_off(pane->win, STYLE_ITEM_HOVER_SEL); - else if (sel && index == track_nav.sel) - style_off(pane->win, STYLE_ITEM_HOVER); - else if (track == player->track) - style_off(pane->win, STYLE_ITEM_SEL); - } -} - -void -run_cmd(const wchar_t *query) -{ - -} - -void -play_track(const wchar_t *query) -{ - struct track *track; - struct link *iter; - - for (iter = tracks.next; iter; iter = iter->next) { - track = UPCAST(iter, struct track); - if (wcsstr(track->name, history->cmd->buf)) { - player_play_track(track); - break; - } - } -} - -int -cmd_input(wint_t c) -{ - wchar_t *res; - - if (cmd_mode == IMODE_EXECUTE) { - history = &command_history; - completion = command_name_generator; - } else if (cmd_mode == IMODE_SEARCH) { - history = &search_history; - completion = track_name_generator; - } - - switch (c) { - case KEY_ESC: - if (history->cmd == history->query) { - pane_sel = pane_top_sel; - } else { - history->cmd = history->query; - } - break; - case KEY_LEFT: - inputln_left(history->cmd); - break; - case KEY_RIGHT: - inputln_right(history->cmd); - break; - case KEY_CTRL('w'): - inputln_del(history->cmd, history->cmd->cur); - break; - case KEY_UP: - history_next(history); - break; - case KEY_DOWN: - history_prev(history); - break; - case KEY_ENTER: - if (!*history->cmd->buf) { - pane_sel = pane_top_sel; - break; - } - - if (cmd_mode == IMODE_EXECUTE) { - run_cmd(history->cmd->buf); - } else if (cmd_mode == IMODE_SEARCH) { - play_track(history->cmd->buf); - } - - history_submit(history); - pane_sel = pane_top_sel; - break; - case KEY_TAB: - case KEY_BTAB: - if (history->cmd != history->query) { - inputln_copy(history->query, history->cmd); - history->cmd = history->query; - } - - if (completion_reset) { - inputln_copy(&completion_query, history->query); - } - - res = completion(completion_query.buf, - c == KEY_TAB, completion_reset); - if (res) inputln_replace(history->query, res); - free(res); - - completion_reset = 0; - break; - case KEY_BACKSPACE: - if (history->cmd->cur == 0) { - pane_sel = pane_top_sel; - break; - } - inputln_del(history->cmd, 1); - completion_reset = 1; - break; - default: - if (!iswprint(c)) return 0; - inputln_addch(history->cmd, c); - completion_reset = 1; - break; - } - return 1; -} - -void -cmd_vis(struct pane *pane, int sel) -{ - struct inputln *cmd; - struct link *iter; - int index, offset; - char *line; - - werase(pane->win); - - wmove(pane->win, 0, 0); - style_on(pane->win, STYLE_TITLE); - wprintw(pane->win, " %-*.*ls\n", pane->w - 1, pane->w - 1, - player->track ? player->track->name : L""); - style_off(pane->win, STYLE_TITLE); - - if (player->loaded) { - line = appendstrf(NULL, "%c ", player_state_chars[player->state]); - line = appendstrf(line, "%s / ", timestr(player->time_pos)); - line = appendstrf(line, "%s", timestr(player->time_end)); - - if (player->volume >= 0) - line = appendstrf(line, " - vol: %u%%", player->volume); - - if (player->msg) - line = appendstrf(line, " | [PLAYER] %s", player->msg); - - if (!list_empty(&player->queue)) - line = appendstrf(line, " | [QUEUE] %i tracks", - list_len(&player->queue)); - - if (autoplay.enabled && !autoplay.shuffle) - line = appendstrf(line, " | AUTOPLAY"); - else if (autoplay.enabled && autoplay.shuffle) - line = appendstrf(line, " | AUTOPLAY [S]"); - - wmove(pane->win, 1, 0); - ATTR_ON(pane->win, A_REVERSE); - wprintw(pane->win, "%-*.*s\n", pane->w, pane->w, line); - ATTR_OFF(pane->win, A_REVERSE); - - free(line); - } else { - if (player->msg) { - wmove(pane->win, 1, 0); - line = aprintf("[PLAYER] %s", player->msg); - wprintw(pane->win, "%-*.*s\n", pane->w, pane->w, line); - free(line); - } - } - - if (sel || cmd_show) { - cmd = history->cmd; - if (cmd != history->query) { - index = 0; - iter = history->list.next; - for (; iter; iter = iter->next, index++) - if (UPCAST(iter, struct inputln) == cmd) - break; - line = appendstrf(NULL, "[%i] ", iter ? index : -1); - } else { - line = appendstrf(NULL, "%c", - cmd_mode == IMODE_SEARCH ? '/' : ':'); - } - offset = strlen(line); - line = appendstrf(line, "%ls", cmd->buf); - wprintw(pane->win, "%-*.*s", pane->w, pane->w, line); - free(line); - if (sel) { /* cursor */ - ATTR_ON(pane->win, A_REVERSE); - wmove(pane->win, 2, offset + cmd->cur); - waddch(pane->win, cmd->cur < cmd->len - ? cmd->buf[cmd->cur] : ' '); - ATTR_OFF(pane->win, A_REVERSE); - } - } -} - -void -queue_hover(void) -{ - struct link *link; - - link = link_iter(playlist.next, track_nav.sel); - ASSERT(link != NULL); - player_queue_append(UPCAST(link, struct ref)->data); -} - -void -main_input(wint_t c) -{ - switch (c) { - case KEY_TAB: - if (pane_sel == &pane_left) - pane_sel = &pane_right; - else - pane_sel = &pane_left; - pane_top_sel = pane_sel; - break; - case KEY_ESC: - pane_sel = pane_top_sel; - break; - case KEY_LEFT: - if (player->track) - player_seek(MAX(player->time_pos - 10, 0)); - break; - case KEY_RIGHT: - if (player->track) { - if (player->time_end > player->time_pos + 10) { - player_seek(player->time_pos + 10); - } else { - player_next(); - } - } - break; - case L'y': - queue_hover(); - break; - case L'o': - player_queue_clear(); - break; - case L'c': - player_toggle_pause(); - break; - case L'n': - case L'>': - player_next(); - break; - case L'p': - case L'<': - player_prev(); - break; - case L'w': - autoplay.enabled ^= 1; - break; - case KEY_CTRL('s'): - autoplay.shuffle ^= 1; - break; - case L'b': - player_seek(0); - break; - case L's': - if (player->state == PLAYER_STATE_PLAYING) { - player_stop(); - } else { - player_play(); - } - break; - case L':': - cmd_mode = IMODE_EXECUTE; - pane_sel = &pane_bot; - completion_reset = 1; - break; - case L'/': - cmd_mode = IMODE_SEARCH; - pane_sel = &pane_bot; - completion_reset = 1; - break; - case L'+': - player_set_volume(MIN(100, player->volume + 5)); - break; - case L'-': - player_set_volume(MAX(0, player->volume - 5)); - break; - case L'q': - quit = 1; - break; - } -} - -void -main_vis(void) -{ - int i; - - style_on(stdscr, STYLE_TITLE); - move(0, pane_left.ex); - addch(' '); - style_off(stdscr, STYLE_TITLE); - - style_on(stdscr, STYLE_PANE_SEP); - for (i = pane_left.sy + 1; i < pane_left.ey; i++) { - move(i, pane_left.ex); - addch(ACS_VLINE); - } - style_off(stdscr, STYLE_PANE_SEP); -} - -int -usercmd_save(const char *args) -{ - data_save(); - return 1; -} - -void -update_player(void) -{ - static struct track *last = NULL; - struct track *track; - struct link *iter; - int index; - - player_update(); - - if (!player->loaded && autoplay.enabled && playlist.next) { - if (autoplay.shuffle) { - /* TODO better algorithm for random sequence */ - index = rand() % list_len(&playlist); - iter = link_iter(&playlist, index); - ASSERT(iter != NULL); - } else { - if (last) { - iter = playlist.next; - for (; iter; iter = iter->next) { - track = UPCAST(iter, struct ref)->data; - if (track == last) - break; - } - iter = iter->next; - if (!iter) { - last = NULL; - return; - } - } else { - iter = playlist.next; - } - } - track = UPCAST(iter, struct ref)->data; - player_play_track(track); - } else if (player->track) { - last = player->track; - } -} - -int -main(int argc, const char **argv) -{ - int i, handled; - wint_t c; - - init(); - - c = KEY_RESIZE; - do { - update_player(); - - if (c == KEY_RESIZE) { - resize(); - } else if (c != ERR) { - handled = 0; - if (pane_sel && pane_sel->active) - handled = pane_sel->handle(c); - - if (!handled) main_input(c); - } - - refresh(); - for (i = 0; i < ARRLEN(panes); i++) { - if (!panes[i]->active) continue; - panes[i]->update(panes[i], pane_sel == panes[i]); - wnoutrefresh(panes[i]->win); - } - main_vis(); - doupdate(); - - get_wch(&c); - } while (!quit); -} - |