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vlc/modules/gui/ncurses.c

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/*****************************************************************************
* ncurses.c : NCurses interface for vlc
*****************************************************************************
* Copyright © 2001-2011 the VideoLAN team
* $Id$
*
* Authors: Sam Hocevar <sam@zoy.org>
* Laurent Aimar <fenrir@via.ecp.fr>
* Yoann Peronneau <yoann@videolan.org>
* Derk-Jan Hartman <hartman at videolan dot org>
* Rafaël Carré <funman@videolanorg>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/* UTF8 locale is required */
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#define _XOPEN_SOURCE_EXTENDED 1
#include <assert.h>
#include <wchar.h>
#include <sys/stat.h>
#include <math.h>
#include <errno.h>
#define VLC_MODULE_LICENSE VLC_LICENSE_GPL_2_PLUS
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <ncurses.h>
#include <vlc_interface.h>
#include <vlc_vout.h>
#include <vlc_charset.h>
#include <vlc_input.h>
#include <vlc_es.h>
#include <vlc_playlist.h>
#include <vlc_meta.h>
#include <vlc_fs.h>
#include <vlc_url.h>
/*****************************************************************************
* Local prototypes.
*****************************************************************************/
static int Open (vlc_object_t *);
static void Close (vlc_object_t *);
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define BROWSE_TEXT N_("Filebrowser starting point")
#define BROWSE_LONGTEXT N_(\
"This option allows you to specify the directory the ncurses filebrowser " \
"will show you initially.")
vlc_module_begin ()
set_shortname("Ncurses")
set_description(N_("Ncurses interface"))
set_capability("interface", 10)
set_category(CAT_INTERFACE)
set_subcategory(SUBCAT_INTERFACE_MAIN)
set_callbacks(Open, Close)
add_shortcut("curses")
add_directory("browse-dir", NULL, BROWSE_TEXT, BROWSE_LONGTEXT, false)
vlc_module_end ()
#include "eject.c"
/*****************************************************************************
* intf_sys_t: description and status of ncurses interface
*****************************************************************************/
enum
{
BOX_NONE,
BOX_HELP,
BOX_INFO,
BOX_LOG,
BOX_PLAYLIST,
BOX_SEARCH,
BOX_OPEN,
BOX_BROWSE,
BOX_META,
BOX_OBJECTS,
BOX_STATS
};
static const char box_title[][19] = {
[BOX_NONE] = "",
[BOX_HELP] = " Help ",
[BOX_INFO] = " Information ",
[BOX_LOG] = " Messages ",
[BOX_PLAYLIST] = " Playlist ",
[BOX_SEARCH] = " Playlist ",
[BOX_OPEN] = " Playlist ",
[BOX_BROWSE] = " Browse ",
[BOX_META] = " Meta-information ",
[BOX_OBJECTS] = " Objects ",
[BOX_STATS] = " Stats ",
};
enum
{
C_DEFAULT = 0,
C_TITLE,
C_PLAYLIST_1,
C_PLAYLIST_2,
C_PLAYLIST_3,
C_BOX,
C_STATUS,
C_INFO,
C_ERROR,
C_WARNING,
C_DEBUG,
C_CATEGORY,
C_FOLDER,
/* XXX: new elements here ! */
C_MAX
};
/* Available colors: BLACK RED GREEN YELLOW BLUE MAGENTA CYAN WHITE */
static const struct { short f; short b; } color_pairs[] =
{
/* element */ /* foreground*/ /* background*/
[C_TITLE] = { COLOR_YELLOW, COLOR_BLACK },
/* jamaican playlist, for rastafari sisters & brothers! */
[C_PLAYLIST_1] = { COLOR_GREEN, COLOR_BLACK },
[C_PLAYLIST_2] = { COLOR_YELLOW, COLOR_BLACK },
[C_PLAYLIST_3] = { COLOR_RED, COLOR_BLACK },
/* used in DrawBox() */
[C_BOX] = { COLOR_CYAN, COLOR_BLACK },
/* Source: State, Position, Volume, Chapters, etc...*/
[C_STATUS] = { COLOR_BLUE, COLOR_BLACK },
/* VLC messages, keep the order from highest priority to lowest */
[C_INFO] = { COLOR_BLACK, COLOR_WHITE },
[C_ERROR] = { COLOR_RED, COLOR_BLACK },
[C_WARNING] = { COLOR_YELLOW, COLOR_BLACK },
[C_DEBUG] = { COLOR_WHITE, COLOR_BLACK },
/* Category title: help, info, metadata */
[C_CATEGORY] = { COLOR_MAGENTA, COLOR_BLACK },
/* Folder (BOX_BROWSE) */
[C_FOLDER] = { COLOR_RED, COLOR_BLACK },
};
struct dir_entry_t
{
bool file;
char *path;
};
struct pl_item_t
{
playlist_item_t *item;
char *display;
};
struct intf_sys_t
{
vlc_thread_t thread;
bool color;
bool exit;
/* rgb values for the color yellow */
short yellow_r;
short yellow_g;
short yellow_b;
int box_type;
int box_y; // start of box content
int box_height;
int box_lines_total; // number of lines in the box
int box_start; // first line of box displayed
int box_idx; // selected line
struct
{
int type;
vlc_log_t *item;
char *msg;
} msgs[50]; // ring buffer
int i_msgs;
int verbosity;
vlc_mutex_t msg_lock;
/* Search Box context */
char search_chain[20];
/* Open Box Context */
char open_chain[50];
/* File Browser context */
char *current_dir;
int n_dir_entries;
struct dir_entry_t **dir_entries;
bool show_hidden_files;
/* Playlist context */
struct pl_item_t **plist;
int plist_entries;
bool need_update;
vlc_mutex_t pl_lock;
bool plidx_follow;
playlist_item_t *node; /* current node */
};
/*****************************************************************************
* Directories
*****************************************************************************/
static void DirsDestroy(intf_sys_t *sys)
{
while (sys->n_dir_entries) {
struct dir_entry_t *dir_entry = sys->dir_entries[--sys->n_dir_entries];
free(dir_entry->path);
free(dir_entry);
}
free(sys->dir_entries);
sys->dir_entries = NULL;
}
static int comdir_entries(const void *a, const void *b)
{
struct dir_entry_t *dir_entry1 = *(struct dir_entry_t**)a;
struct dir_entry_t *dir_entry2 = *(struct dir_entry_t**)b;
if (dir_entry1->file == dir_entry2->file)
return strcasecmp(dir_entry1->path, dir_entry2->path);
return dir_entry1->file ? 1 : -1;
}
static bool IsFile(const char *current_dir, const char *entry)
{
bool ret = true;
#ifdef S_ISDIR
char *uri;
if (asprintf(&uri, "%s" DIR_SEP "%s", current_dir, entry) != -1) {
struct stat st;
ret = vlc_stat(uri, &st) || !S_ISDIR(st.st_mode);
free(uri);
}
#endif
return ret;
}
static void ReadDir(intf_thread_t *intf)
{
intf_sys_t *sys = intf->p_sys;
if (!sys->current_dir || !*sys->current_dir) {
msg_Dbg(intf, "no current dir set");
return;
}
DIR *current_dir = vlc_opendir(sys->current_dir);
if (!current_dir) {
msg_Warn(intf, "cannot open directory `%s' (%s)", sys->current_dir,
vlc_strerror_c(errno));
return;
}
DirsDestroy(sys);
const char *entry;
while ((entry = vlc_readdir(current_dir))) {
if (!sys->show_hidden_files && *entry == '.' && strcmp(entry, ".."))
continue;
struct dir_entry_t *dir_entry = malloc(sizeof *dir_entry);
if (unlikely(dir_entry == NULL))
continue;
dir_entry->file = IsFile(sys->current_dir, entry);
dir_entry->path = xstrdup(entry);
INSERT_ELEM(sys->dir_entries, sys->n_dir_entries,
sys->n_dir_entries, dir_entry);
continue;
}
closedir(current_dir);
if (sys->n_dir_entries > 0)
qsort(sys->dir_entries, sys->n_dir_entries,
sizeof(struct dir_entry_t*), &comdir_entries);
}
/*****************************************************************************
* Adjust index position after a change (list navigation or item switching)
*****************************************************************************/
static void CheckIdx(intf_sys_t *sys)
{
int lines = sys->box_lines_total;
int height = LINES - sys->box_y - 2;
if (height > lines - 1)
height = lines - 1;
/* make sure the new index is within the box */
if (sys->box_idx <= 0) {
sys->box_idx = 0;
sys->box_start = 0;
} else if (sys->box_idx >= lines - 1 && lines > 0) {
sys->box_idx = lines - 1;
sys->box_start = sys->box_idx - height;
}
/* Fix box start (1st line of the box displayed) */
if (sys->box_idx < sys->box_start ||
sys->box_idx > height + sys->box_start + 1) {
sys->box_start = sys->box_idx - height/2;
if (sys->box_start < 0)
sys->box_start = 0;
} else if (sys->box_idx == sys->box_start - 1) {
sys->box_start--;
} else if (sys->box_idx == height + sys->box_start + 1) {
sys->box_start++;
}
}
/*****************************************************************************
* Playlist
*****************************************************************************/
static void PlaylistDestroy(intf_sys_t *sys)
{
while (sys->plist_entries) {
struct pl_item_t *p_pl_item = sys->plist[--sys->plist_entries];
free(p_pl_item->display);
free(p_pl_item);
}
free(sys->plist);
sys->plist = NULL;
}
static bool PlaylistAddChild(intf_sys_t *sys, playlist_item_t *p_child,
const char *c, const char d)
{
int ret;
char *name = input_item_GetTitleFbName(p_child->p_input);
struct pl_item_t *p_pl_item = malloc(sizeof *p_pl_item);
if (!name || !p_pl_item)
goto error;
p_pl_item->item = p_child;
if (c && *c)
ret = asprintf(&p_pl_item->display, "%s%c-%s", c, d, name);
else
ret = asprintf(&p_pl_item->display, " %s", name);
free(name);
name = NULL;
if (ret == -1)
goto error;
INSERT_ELEM(sys->plist, sys->plist_entries,
sys->plist_entries, p_pl_item);
return true;
error:
free(name);
free(p_pl_item);
return false;
}
static void PlaylistAddNode(intf_sys_t *sys, playlist_item_t *node,
const char *c)
{
for (int k = 0; k < node->i_children; k++) {
bool last = k == node->i_children - 1;
playlist_item_t *p_child = node->pp_children[k];
if (!PlaylistAddChild(sys, p_child, c, last ? '`' : '|'))
return;
if (p_child->i_children <= 0)
continue;
if (*c) {
char *tmp;
if (asprintf(&tmp, "%s%c ", c, last ? ' ' : '|') == -1)
return;
PlaylistAddNode(sys, p_child, tmp);
free(tmp);
} else {
PlaylistAddNode(sys, p_child, " ");
}
}
}
static void PlaylistRebuild(intf_thread_t *intf)
{
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
PlaylistDestroy(sys);
PlaylistAddNode(sys, p_playlist->p_root_onelevel, "");
}
static int ItemChanged(vlc_object_t *p_this, const char *variable,
vlc_value_t oval, vlc_value_t nval, void *param)
{
VLC_UNUSED(p_this); VLC_UNUSED(variable);
VLC_UNUSED(oval); VLC_UNUSED(nval);
intf_sys_t *sys = ((intf_thread_t *)param)->p_sys;
vlc_mutex_lock(&sys->pl_lock);
sys->need_update = true;
vlc_mutex_unlock(&sys->pl_lock);
return VLC_SUCCESS;
}
static int PlaylistChanged(vlc_object_t *p_this, const char *variable,
vlc_value_t oval, vlc_value_t nval, void *param)
{
VLC_UNUSED(p_this); VLC_UNUSED(variable);
VLC_UNUSED(oval); VLC_UNUSED(nval);
intf_thread_t *intf = (intf_thread_t *)param;
intf_sys_t *sys = intf->p_sys;
playlist_item_t *node = playlist_CurrentPlayingItem(pl_Get(intf));
vlc_mutex_lock(&sys->pl_lock);
sys->need_update = true;
sys->node = node ? node->p_parent : NULL;
vlc_mutex_unlock(&sys->pl_lock);
return VLC_SUCCESS;
}
/* Playlist suxx */
static int SubSearchPlaylist(intf_sys_t *sys, char *searchstring,
int i_start, int i_stop)
{
for (int i = i_start + 1; i < i_stop; i++)
if (strcasestr(sys->plist[i]->display, searchstring))
return i;
return -1;
}
static void SearchPlaylist(intf_sys_t *sys)
{
char *str = sys->search_chain;
int i_first = sys->box_idx;
if (i_first < 0)
i_first = 0;
if (!str || !*str)
return;
int i_item = SubSearchPlaylist(sys, str, i_first + 1, sys->plist_entries);
if (i_item < 0)
i_item = SubSearchPlaylist(sys, str, 0, i_first);
if (i_item > 0) {
sys->box_idx = i_item;
CheckIdx(sys);
}
}
static inline bool IsIndex(intf_sys_t *sys, playlist_t *p_playlist, int i)
{
playlist_item_t *item = sys->plist[i]->item;
PL_ASSERT_LOCKED;
vlc_mutex_lock(&sys->pl_lock);
if (item->i_children == 0 && item == sys->node) {
vlc_mutex_unlock(&sys->pl_lock);
return true;
}
vlc_mutex_unlock(&sys->pl_lock);
playlist_item_t *p_played_item = playlist_CurrentPlayingItem(p_playlist);
if (p_played_item && item->p_input && p_played_item->p_input)
return item->p_input->i_id == p_played_item->p_input->i_id;
return false;
}
static void FindIndex(intf_sys_t *sys, playlist_t *p_playlist)
{
int plidx = sys->box_idx;
int max = sys->plist_entries;
PL_LOCK;
if (!IsIndex(sys, p_playlist, plidx))
for (int i = 0; i < max; i++)
if (IsIndex(sys, p_playlist, i)) {
sys->box_idx = i;
CheckIdx(sys);
break;
}
PL_UNLOCK;
sys->plidx_follow = true;
}
/****************************************************************************
* Drawing
****************************************************************************/
static void start_color_and_pairs(intf_thread_t *intf)
{
intf_sys_t *sys = intf->p_sys;
if (!has_colors()) {
sys->color = false;
msg_Warn(intf, "Terminal doesn't support colors");
return;
}
start_color();
for (int i = C_DEFAULT + 1; i < C_MAX; i++)
init_pair(i, color_pairs[i].f, color_pairs[i].b);
/* untested, in all my terminals, !can_change_color() --funman */
if (can_change_color()) {
color_content(COLOR_YELLOW, &sys->yellow_r, &sys->yellow_g, &sys->yellow_b);
init_color(COLOR_YELLOW, 960, 500, 0); /* YELLOW -> ORANGE */
}
}
static void DrawBox(int y, int h, bool color, const char *title)
{
int w = COLS;
if (w <= 3 || h <= 0)
return;
if (color) color_set(C_BOX, NULL);
if (!title) title = "";
int len = strlen(title);
if (len > w - 2)
len = w - 2;
mvaddch(y, 0, ACS_ULCORNER);
mvhline(y, 1, ACS_HLINE, (w-len-2)/2);
mvprintw(y, 1+(w-len-2)/2, "%s", title);
mvhline(y, (w-len)/2+len, ACS_HLINE, w - 1 - ((w-len)/2+len));
mvaddch(y, w-1,ACS_URCORNER);
for (int i = 0; i < h; i++) {
mvaddch(++y, 0, ACS_VLINE);
mvaddch(y, w-1, ACS_VLINE);
}
mvaddch(++y, 0, ACS_LLCORNER);
mvhline(y, 1, ACS_HLINE, w - 2);
mvaddch(y, w-1, ACS_LRCORNER);
if (color) color_set(C_DEFAULT, NULL);
}
static void DrawEmptyLine(int y, int x, int w)
{
if (w <= 0) return;
mvhline(y, x, ' ', w);
}
static void DrawLine(int y, int x, int w)
{
if (w <= 0) return;
attrset(A_REVERSE);
mvhline(y, x, ' ', w);
attroff(A_REVERSE);
}
static void mvnprintw(int y, int x, int w, const char *p_fmt, ...)
{
va_list vl_args;
char *p_buf;
int len;
if (w <= 0)
return;
va_start(vl_args, p_fmt);
int i_ret = vasprintf(&p_buf, p_fmt, vl_args);
va_end(vl_args);
if (i_ret == -1)
return;
len = strlen(p_buf);
wchar_t wide[len + 1];
EnsureUTF8(p_buf);
size_t i_char_len = mbstowcs(wide, p_buf, len);
size_t i_width; /* number of columns */
if (i_char_len == (size_t)-1) /* an invalid character was encountered */ {
free(p_buf);
return;
}
i_width = wcswidth(wide, i_char_len);
if (i_width == (size_t)-1) {
/* a non printable character was encountered */
i_width = 0;
for (unsigned i = 0 ; i < i_char_len ; i++) {
int i_cwidth = wcwidth(wide[i]);
if (i_cwidth != -1)
i_width += i_cwidth;
}
}
if (i_width <= (size_t)w) {
mvprintw(y, x, "%s", p_buf);
mvhline(y, x + i_width, ' ', w - i_width);
free(p_buf);
return;
}
int i_total_width = 0;
int i = 0;
while (i_total_width < w) {
i_total_width += wcwidth(wide[i]);
if (w > 7 && i_total_width >= w/2) {
wide[i ] = '.';
wide[i+1] = '.';
i_total_width -= wcwidth(wide[i]) - 2;
if (i > 0) {
/* we require this check only if at least one character
* 4 or more columns wide exists (which i doubt) */
wide[i-1] = '.';
i_total_width -= wcwidth(wide[i-1]) - 1;
}
/* find the widest string */
int j, i_2nd_width = 0;
for (j = i_char_len - 1; i_2nd_width < w - i_total_width; j--)
i_2nd_width += wcwidth(wide[j]);
/* we already have i_total_width columns filled, and we can't
* have more than w columns */
if (i_2nd_width > w - i_total_width)
j++;
wmemmove(&wide[i+2], &wide[j+1], i_char_len - j - 1);
wide[i + 2 + i_char_len - j - 1] = '\0';
break;
}
i++;
}
if (w <= 7) /* we don't add the '...' else we lose too much chars */
wide[i] = '\0';
size_t i_wlen = wcslen(wide) * 6 + 1; /* worst case */
char ellipsized[i_wlen];
wcstombs(ellipsized, wide, i_wlen);
mvprintw(y, x, "%s", ellipsized);
free(p_buf);
}
static void MainBoxWrite(intf_sys_t *sys, int l, const char *p_fmt, ...)
{
va_list vl_args;
char *p_buf;
bool b_selected = l == sys->box_idx;
if (l < sys->box_start || l - sys->box_start >= sys->box_height)
return;
va_start(vl_args, p_fmt);
int i_ret = vasprintf(&p_buf, p_fmt, vl_args);
va_end(vl_args);
if (i_ret == -1)
return;
if (b_selected) attron(A_REVERSE);
mvnprintw(sys->box_y + l - sys->box_start, 1, COLS - 2, "%s", p_buf);
if (b_selected) attroff(A_REVERSE);
free(p_buf);
}
static int SubDrawObject(intf_sys_t *sys, int l, vlc_object_t *p_obj, int i_level, const char *prefix)
{
char *name = vlc_object_get_name(p_obj);
MainBoxWrite(sys, l++, "%*s%s%s \"%s\" (%p)", 2 * i_level++, "", prefix,
p_obj->psz_object_type, name ? name : "", (void *)p_obj);
free(name);
vlc_list_t *list = vlc_list_children(p_obj);
for (int i = 0; i < list->i_count ; i++) {
l = SubDrawObject(sys, l, list->p_values[i].p_address, i_level,
(i == list->i_count - 1) ? "`-" : "|-" );
}
vlc_list_release(list);
return l;
}
static int DrawObjects(intf_thread_t *intf, input_thread_t *input)
{
(void) input;
return SubDrawObject(intf->p_sys, 0, VLC_OBJECT(intf->p_libvlc), 0, "");
}
static int DrawMeta(intf_thread_t *intf, input_thread_t *p_input)
{
intf_sys_t *sys = intf->p_sys;
input_item_t *item;
int l = 0;
if (!p_input)
return 0;
item = input_GetItem(p_input);
vlc_mutex_lock(&item->lock);
for (int i=0; i<VLC_META_TYPE_COUNT; i++) {
const char *meta = vlc_meta_Get(item->p_meta, i);
if (!meta || !*meta)
continue;
if (sys->color) color_set(C_CATEGORY, NULL);
MainBoxWrite(sys, l++, " [%s]", vlc_meta_TypeToLocalizedString(i));
if (sys->color) color_set(C_DEFAULT, NULL);
MainBoxWrite(sys, l++, " %s", meta);
}
vlc_mutex_unlock(&item->lock);
return l;
}
static int DrawInfo(intf_thread_t *intf, input_thread_t *p_input)
{
intf_sys_t *sys = intf->p_sys;
input_item_t *item;
int l = 0;
if (!p_input)
return 0;
item = input_GetItem(p_input);
vlc_mutex_lock(&item->lock);
for (int i = 0; i < item->i_categories; i++) {
info_category_t *p_category = item->pp_categories[i];
if (sys->color) color_set(C_CATEGORY, NULL);
MainBoxWrite(sys, l++, _(" [%s]"), p_category->psz_name);
if (sys->color) color_set(C_DEFAULT, NULL);
for (int j = 0; j < p_category->i_infos; j++) {
info_t *p_info = p_category->pp_infos[j];
MainBoxWrite(sys, l++, _(" %s: %s"),
p_info->psz_name, p_info->psz_value);
}
}
vlc_mutex_unlock(&item->lock);
return l;
}
static int DrawStats(intf_thread_t *intf, input_thread_t *p_input)
{
intf_sys_t *sys = intf->p_sys;
input_item_t *item;
input_stats_t *p_stats;
int l = 0, i_audio = 0, i_video = 0;
if (!p_input)
return 0;
item = input_GetItem(p_input);
assert(item);
vlc_mutex_lock(&item->lock);
p_stats = item->p_stats;
vlc_mutex_lock(&p_stats->lock);
for (int i = 0; i < item->i_es ; i++) {
i_audio += (item->es[i]->i_cat == AUDIO_ES);
i_video += (item->es[i]->i_cat == VIDEO_ES);
}
/* Input */
if (sys->color) color_set(C_CATEGORY, NULL);
MainBoxWrite(sys, l++, _("+-[Incoming]"));
if (sys->color) color_set(C_DEFAULT, NULL);
MainBoxWrite(sys, l++, _("| input bytes read : %8.0f KiB"),
(float)(p_stats->i_read_bytes)/1024);
MainBoxWrite(sys, l++, _("| input bitrate : %6.0f kb/s"),
p_stats->f_input_bitrate*8000);
MainBoxWrite(sys, l++, _("| demux bytes read : %8.0f KiB"),
(float)(p_stats->i_demux_read_bytes)/1024);
MainBoxWrite(sys, l++, _("| demux bitrate : %6.0f kb/s"),
p_stats->f_demux_bitrate*8000);
/* Video */
if (i_video) {
if (sys->color) color_set(C_CATEGORY, NULL);
MainBoxWrite(sys, l++, _("+-[Video Decoding]"));
if (sys->color) color_set(C_DEFAULT, NULL);
MainBoxWrite(sys, l++, _("| video decoded : %5"PRIi64),
p_stats->i_decoded_video);
MainBoxWrite(sys, l++, _("| frames displayed : %5"PRIi64),
p_stats->i_displayed_pictures);
MainBoxWrite(sys, l++, _("| frames lost : %5"PRIi64),
p_stats->i_lost_pictures);
}
/* Audio*/
if (i_audio) {
if (sys->color) color_set(C_CATEGORY, NULL);
MainBoxWrite(sys, l++, _("+-[Audio Decoding]"));
if (sys->color) color_set(C_DEFAULT, NULL);
MainBoxWrite(sys, l++, _("| audio decoded : %5"PRIi64),
p_stats->i_decoded_audio);
MainBoxWrite(sys, l++, _("| buffers played : %5"PRIi64),
p_stats->i_played_abuffers);
MainBoxWrite(sys, l++, _("| buffers lost : %5"PRIi64),
p_stats->i_lost_abuffers);
}
/* Sout */
if (sys->color) color_set(C_CATEGORY, NULL);
MainBoxWrite(sys, l++, _("+-[Streaming]"));
if (sys->color) color_set(C_DEFAULT, NULL);
MainBoxWrite(sys, l++, _("| packets sent : %5"PRIi64), p_stats->i_sent_packets);
MainBoxWrite(sys, l++, _("| bytes sent : %8.0f KiB"),
(float)(p_stats->i_sent_bytes)/1025);
MainBoxWrite(sys, l++, _("| sending bitrate : %6.0f kb/s"),
p_stats->f_send_bitrate*8000);
if (sys->color) color_set(C_DEFAULT, NULL);
vlc_mutex_unlock(&p_stats->lock);
vlc_mutex_unlock(&item->lock);
return l;
}
static int DrawHelp(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
int l = 0;
#define H(a) MainBoxWrite(sys, l++, a)
if (sys->color) color_set(C_CATEGORY, NULL);
H(_("[Display]"));
if (sys->color) color_set(C_DEFAULT, NULL);
H(_(" h,H Show/Hide help box"));
H(_(" i Show/Hide info box"));
H(_(" M Show/Hide metadata box"));
H(_(" L Show/Hide messages box"));
H(_(" P Show/Hide playlist box"));
H(_(" B Show/Hide filebrowser"));
H(_(" x Show/Hide objects box"));
H(_(" S Show/Hide statistics box"));
H(_(" Esc Close Add/Search entry"));
H(_(" Ctrl-l Refresh the screen"));
H("");
if (sys->color) color_set(C_CATEGORY, NULL);
H(_("[Global]"));
if (sys->color) color_set(C_DEFAULT, NULL);
H(_(" q, Q, Esc Quit"));
H(_(" s Stop"));
H(_(" <space> Pause/Play"));
H(_(" f Toggle Fullscreen"));
H(_(" c Cycle through audio tracks"));
H(_(" v Cycle through subtitles tracks"));
H(_(" b Cycle through video tracks"));
H(_(" n, p Next/Previous playlist item"));
H(_(" [, ] Next/Previous title"));
H(_(" <, > Next/Previous chapter"));
/* xgettext: You can use ← and → characters */
H(_(" <left>,<right> Seek -/+ 1%%"));
H(_(" a, z Volume Up/Down"));
H(_(" m Mute"));
/* xgettext: You can use ↑ and ↓ characters */
H(_(" <up>,<down> Navigate through the box line by line"));
/* xgettext: You can use ⇞ and ⇟ characters */
H(_(" <pageup>,<pagedown> Navigate through the box page by page"));
/* xgettext: You can use ↖ and ↘ characters */
H(_(" <start>,<end> Navigate to start/end of box"));
H("");
if (sys->color) color_set(C_CATEGORY, NULL);
H(_("[Playlist]"));
if (sys->color) color_set(C_DEFAULT, NULL);
H(_(" r Toggle Random playing"));
H(_(" l Toggle Loop Playlist"));
H(_(" R Toggle Repeat item"));
H(_(" o Order Playlist by title"));
H(_(" O Reverse order Playlist by title"));
H(_(" g Go to the current playing item"));
H(_(" / Look for an item"));
H(_(" ; Look for the next item"));
H(_(" A Add an entry"));
/* xgettext: You can use ⌫ character to translate <backspace> */
H(_(" D, <backspace>, <del> Delete an entry"));
H(_(" e Eject (if stopped)"));
H("");
if (sys->color) color_set(C_CATEGORY, NULL);
H(_("[Filebrowser]"));
if (sys->color) color_set(C_DEFAULT, NULL);
H(_(" <enter> Add the selected file to the playlist"));
H(_(" <space> Add the selected directory to the playlist"));
H(_(" . Show/Hide hidden files"));
H("");
if (sys->color) color_set(C_CATEGORY, NULL);
H(_("[Player]"));
if (sys->color) color_set(C_DEFAULT, NULL);
/* xgettext: You can use ↑ and ↓ characters */
H(_(" <up>,<down> Seek +/-5%%"));
#undef H
(void) input;
return l;
}
static int DrawBrowse(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
for (int i = 0; i < sys->n_dir_entries; i++) {
struct dir_entry_t *dir_entry = sys->dir_entries[i];
char type = dir_entry->file ? ' ' : '+';
if (sys->color)
color_set(dir_entry->file ? C_DEFAULT : C_FOLDER, NULL);
MainBoxWrite(sys, i, " %c %s", type, dir_entry->path);
}
(void) input;
return sys->n_dir_entries;
}
static int DrawPlaylist(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
PL_LOCK;
vlc_mutex_lock(&sys->pl_lock);
if (sys->need_update) {
PlaylistRebuild(intf);
sys->need_update = false;
}
vlc_mutex_unlock(&sys->pl_lock);
PL_UNLOCK;
if (sys->plidx_follow)
FindIndex(sys, p_playlist);
for (int i = 0; i < sys->plist_entries; i++) {
char c;
playlist_item_t *current_item;
playlist_item_t *item = sys->plist[i]->item;
vlc_mutex_lock(&sys->pl_lock);
playlist_item_t *node = sys->node;
vlc_mutex_unlock(&sys->pl_lock);
PL_LOCK;
assert(item);
current_item = playlist_CurrentPlayingItem(p_playlist);
if ((node && item->p_input == node->p_input) ||
(!node && current_item && item->p_input == current_item->p_input))
c = '*';
else if (item == node || current_item == item)
c = '>';
else
c = ' ';
PL_UNLOCK;
if (sys->color) color_set(i%3 + C_PLAYLIST_1, NULL);
MainBoxWrite(sys, i, "%c%s", c, sys->plist[i]->display);
if (sys->color) color_set(C_DEFAULT, NULL);
}
(void) input;
return sys->plist_entries;
}
static int DrawMessages(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
int l = 0;
vlc_mutex_lock(&sys->msg_lock);
int i = sys->i_msgs;
for(;;) {
vlc_log_t *msg = sys->msgs[i].item;
if (msg) {
if (sys->color)
color_set(sys->msgs[i].type + C_INFO, NULL);
MainBoxWrite(sys, l++, "[%s] %s", msg->psz_module, sys->msgs[i].msg);
}
if (++i == sizeof sys->msgs / sizeof *sys->msgs)
i = 0;
if (i == sys->i_msgs) /* did we loop around the ring buffer ? */
break;
}
vlc_mutex_unlock(&sys->msg_lock);
if (sys->color)
color_set(C_DEFAULT, NULL);
(void) input;
return l;
}
static int DrawStatus(intf_thread_t *intf, input_thread_t *p_input)
{
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
char *name = _("VLC media player");
const size_t name_len = strlen(name) + sizeof(PACKAGE_VERSION);
int y = 0;
const char *repeat, *loop, *random;
/* Title */
int padding = COLS - name_len; /* center title */
if (padding < 0)
padding = 0;
attrset(A_REVERSE);
if (sys->color) color_set(C_TITLE, NULL);
DrawEmptyLine(y, 0, COLS);
mvnprintw(y++, padding / 2, COLS, "%s %s", name, PACKAGE_VERSION);
if (sys->color) color_set(C_STATUS, NULL);
attroff(A_REVERSE);
y++; /* leave a blank line */
repeat = var_GetBool(p_playlist, "repeat") ? _("[Repeat] ") : "";
random = var_GetBool(p_playlist, "random") ? _("[Random] ") : "";
loop = var_GetBool(p_playlist, "loop") ? _("[Loop]") : "";
if (p_input) {
vlc_value_t val;
char *path, *uri;
uri = input_item_GetURI(input_GetItem(p_input));
path = vlc_uri2path(uri);
mvnprintw(y++, 0, COLS, _(" Source : %s"), path?path:uri);
free(uri);
free(path);
var_Get(p_input, "state", &val);
switch(val.i_int)
{
static const char *input_state[] = {
[PLAYING_S] = " State : Playing %s%s%s",
[OPENING_S] = " State : Opening/Connecting %s%s%s",
[PAUSE_S] = " State : Paused %s%s%s",
};
char buf1[MSTRTIME_MAX_SIZE];
char buf2[MSTRTIME_MAX_SIZE];
float volume;
case INIT_S:
case END_S:
y += 2;
break;
case PLAYING_S:
case OPENING_S:
case PAUSE_S:
mvnprintw(y++, 0, COLS, _(input_state[val.i_int]),
repeat, random, loop);
default:
val.i_int = var_GetInteger(p_input, "time");
secstotimestr(buf1, val.i_int / CLOCK_FREQ);
val.i_int = var_GetInteger(p_input, "length");
secstotimestr(buf2, val.i_int / CLOCK_FREQ);
mvnprintw(y++, 0, COLS, _(" Position : %s/%s"), buf1, buf2);
volume = playlist_VolumeGet(p_playlist);
int mute = playlist_MuteGet(p_playlist);
mvnprintw(y++, 0, COLS,
mute ? _(" Volume : Mute") :
volume >= 0.f ? _(" Volume : %3ld%%") : _(" Volume : ----"),
lroundf(volume * 100.f));
if (!var_Get(p_input, "title", &val)) {
int i_title_count = var_CountChoices(p_input, "title");
if (i_title_count > 0)
mvnprintw(y++, 0, COLS, _(" Title : %"PRId64"/%d"),
val.i_int, i_title_count);
}
if (!var_Get(p_input, "chapter", &val)) {
int i_chapter_count = var_CountChoices(p_input, "chapter");
if (i_chapter_count > 0) mvnprintw(y++, 0, COLS, _(" Chapter : %"PRId64"/%d"),
val.i_int, i_chapter_count);
}
}
} else {
mvnprintw(y++, 0, COLS, _(" Source: <no current item>"));
mvnprintw(y++, 0, COLS, " %s%s%s", repeat, random, loop);
mvnprintw(y++, 0, COLS, _(" [ h for help ]"));
DrawEmptyLine(y++, 0, COLS);
}
if (sys->color) color_set(C_DEFAULT, NULL);
DrawBox(y++, 1, sys->color, ""); /* position slider */
DrawEmptyLine(y, 1, COLS-2);
if (p_input)
DrawLine(y, 1, (int)((COLS-2) * var_GetFloat(p_input, "position")));
y += 2; /* skip slider and box */
return y;
}
static void FillTextBox(intf_sys_t *sys)
{
int width = COLS - 2;
DrawEmptyLine(7, 1, width);
if (sys->box_type == BOX_OPEN)
mvnprintw(7, 1, width, _("Open: %s"), sys->open_chain);
else
mvnprintw(7, 1, width, _("Find: %s"), sys->search_chain);
}
static void FillBox(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
static int (* const draw[]) (intf_thread_t *, input_thread_t *) = {
[BOX_HELP] = DrawHelp,
[BOX_INFO] = DrawInfo,
[BOX_META] = DrawMeta,
[BOX_OBJECTS] = DrawObjects,
[BOX_STATS] = DrawStats,
[BOX_BROWSE] = DrawBrowse,
[BOX_PLAYLIST] = DrawPlaylist,
[BOX_SEARCH] = DrawPlaylist,
[BOX_OPEN] = DrawPlaylist,
[BOX_LOG] = DrawMessages,
};
sys->box_lines_total = draw[sys->box_type](intf, input);
if (sys->box_type == BOX_SEARCH || sys->box_type == BOX_OPEN)
FillTextBox(sys);
}
static void Redraw(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
int box = sys->box_type;
int y = DrawStatus(intf, input);
sys->box_height = LINES - y - 2;
DrawBox(y++, sys->box_height, sys->color, _(box_title[box]));
sys->box_y = y;
if (box != BOX_NONE) {
FillBox(intf, input);
if (sys->box_lines_total == 0)
sys->box_start = 0;
else if (sys->box_start > sys->box_lines_total - 1)
sys->box_start = sys->box_lines_total - 1;
y += __MIN(sys->box_lines_total - sys->box_start,
sys->box_height);
}
while (y < LINES - 1)
DrawEmptyLine(y++, 1, COLS - 2);
refresh();
}
static void ChangePosition(input_thread_t *p_input, float increment)
{
float pos;
if (!p_input || var_GetInteger(p_input, "state") != PLAYING_S)
return;
pos = var_GetFloat(p_input, "position") + increment;
if (pos > 0.99) pos = 0.99;
if (pos < 0.0) pos = 0.0;
var_SetFloat(p_input, "position", pos);
}
static inline void RemoveLastUTF8Entity(char *psz, int len)
{
while (len && ((psz[--len] & 0xc0) == 0x80)) /* UTF8 continuation byte */
;
psz[len] = '\0';
}
static char *GetDiscDevice(intf_thread_t *intf, const char *name)
{
static const struct { const char *s; size_t n; const char *v; } devs[] =
{
{ "cdda://", 7, "cd-audio", },
{ "dvd://", 6, "dvd", },
{ "vcd://", 6, "vcd", },
};
char *device;
for (unsigned i = 0; i < sizeof devs / sizeof *devs; i++) {
size_t n = devs[i].n;
if (!strncmp(name, devs[i].s, n)) {
if (name[n] == '@' || name[n] == '\0')
return config_GetPsz(intf, devs[i].v);
/* Omit the beginning MRL-selector characters */
return strdup(name + n);
}
}
device = strdup(name);
if (device) /* Remove what we have after @ */
device[strcspn(device, "@")] = '\0';
return device;
}
static void Eject(intf_thread_t *intf, input_thread_t *p_input)
{
char *device, *name;
playlist_t * p_playlist = pl_Get(intf);
/* If there's a stream playing, we aren't allowed to eject ! */
if (p_input)
return;
PL_LOCK;
if (!playlist_CurrentPlayingItem(p_playlist)) {
PL_UNLOCK;
return;
}
name = playlist_CurrentPlayingItem(p_playlist)->p_input->psz_name;
device = name ? GetDiscDevice(intf, name) : NULL;
PL_UNLOCK;
if (device) {
intf_Eject(intf, device);
free(device);
}
}
static void PlayPause(intf_thread_t *intf, input_thread_t *p_input)
{
if (p_input) {
int64_t state = var_GetInteger( p_input, "state" );
state = (state != PLAYING_S) ? PLAYING_S : PAUSE_S;
var_SetInteger( p_input, "state", state );
} else
playlist_Play(pl_Get(intf));
}
static inline void BoxSwitch(intf_sys_t *sys, int box)
{
sys->box_type = (sys->box_type == box) ? BOX_NONE : box;
sys->box_start = 0;
sys->box_idx = 0;
}
static bool HandlePlaylistKey(intf_thread_t *intf, int key)
{
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
struct pl_item_t *p_pl_item;
switch(key)
{
/* Playlist Settings */
case 'r': var_ToggleBool(p_playlist, "random"); return true;
case 'l': var_ToggleBool(p_playlist, "loop"); return true;
case 'R': var_ToggleBool(p_playlist, "repeat"); return true;
/* Playlist sort */
case 'o':
case 'O':
playlist_RecursiveNodeSort(p_playlist, p_playlist->p_root_onelevel,
SORT_TITLE_NODES_FIRST,
(key == 'o')? ORDER_NORMAL : ORDER_REVERSE);
vlc_mutex_lock(&sys->pl_lock);
sys->need_update = true;
vlc_mutex_unlock(&sys->pl_lock);
return true;
case ';':
SearchPlaylist(sys);
return true;
case 'g':
FindIndex(sys, p_playlist);
return true;
/* Deletion */
case 'D':
case KEY_BACKSPACE:
case 0x7f:
case KEY_DC:
{
playlist_item_t *item;
PL_LOCK;
item = sys->plist[sys->box_idx]->item;
if (item->i_children == -1)
playlist_DeleteFromInput(p_playlist, item->p_input, pl_Locked);
else
playlist_NodeDelete(p_playlist, item, true , false);
PL_UNLOCK;
vlc_mutex_lock(&sys->pl_lock);
if (sys->box_idx >= sys->box_lines_total - 1)
sys->box_idx = sys->box_lines_total - 2;
sys->need_update = true;
vlc_mutex_unlock(&sys->pl_lock);
return true;
}
case KEY_ENTER:
case '\r':
case '\n':
if (!(p_pl_item = sys->plist[sys->box_idx]))
return false;
if (p_pl_item->item->i_children) {
playlist_item_t *item, *p_parent = p_pl_item->item;
if (p_parent->i_children == -1) {
item = p_parent;
while (p_parent->p_parent)
p_parent = p_parent->p_parent;
} else {
vlc_mutex_lock(&sys->pl_lock);
sys->node = p_parent;
vlc_mutex_unlock(&sys->pl_lock);
item = NULL;
}
playlist_Control(p_playlist, PLAYLIST_VIEWPLAY, pl_Unlocked,
p_parent, item);
} else { /* We only want to set the current node */
playlist_Stop(p_playlist);
vlc_mutex_lock(&sys->pl_lock);
sys->node = p_pl_item->item;
vlc_mutex_unlock(&sys->pl_lock);
}
sys->plidx_follow = true;
return true;
}
return false;
}
static bool HandleBrowseKey(intf_thread_t *intf, int key)
{
intf_sys_t *sys = intf->p_sys;
struct dir_entry_t *dir_entry;
switch(key)
{
case '.':
sys->show_hidden_files = !sys->show_hidden_files;
ReadDir(intf);
return true;
case KEY_ENTER:
case '\r':
case '\n':
case ' ':
dir_entry = sys->dir_entries[sys->box_idx];
char *path;
if (asprintf(&path, "%s" DIR_SEP "%s", sys->current_dir,
dir_entry->path) == -1)
return true;
if (!dir_entry->file && key != ' ') {
free(sys->current_dir);
sys->current_dir = path;
ReadDir(intf);
sys->box_start = 0;
sys->box_idx = 0;
return true;
}
char *uri = vlc_path2uri(path, "file");
free(path);
if (uri == NULL)
return true;
playlist_t *p_playlist = pl_Get(intf);
vlc_mutex_lock(&sys->pl_lock);
playlist_item_t *p_parent = sys->node;
vlc_mutex_unlock(&sys->pl_lock);
if (!p_parent) {
playlist_item_t *item;
PL_LOCK;
item = playlist_CurrentPlayingItem(p_playlist);
p_parent = item ? item->p_parent : NULL;
PL_UNLOCK;
if (!p_parent)
p_parent = p_playlist->p_local_onelevel;
}
while (p_parent->p_parent && p_parent->p_parent->p_parent)
p_parent = p_parent->p_parent;
input_item_t *p_input = p_playlist->p_local_onelevel->p_input;
playlist_Add(p_playlist, uri, NULL, PLAYLIST_APPEND,
PLAYLIST_END, p_parent->p_input == p_input, false);
BoxSwitch(sys, BOX_PLAYLIST);
free(uri);
return true;
}
return false;
}
static void OpenSelection(intf_thread_t *intf)
{
intf_sys_t *sys = intf->p_sys;
char *uri = vlc_path2uri(sys->open_chain, NULL);
if (uri == NULL)
return;
playlist_t *p_playlist = pl_Get(intf);
vlc_mutex_lock(&sys->pl_lock);
playlist_item_t *p_parent = sys->node;
vlc_mutex_unlock(&sys->pl_lock);
PL_LOCK;
if (!p_parent) {
playlist_item_t *current;
current= playlist_CurrentPlayingItem(p_playlist);
p_parent = current ? current->p_parent : NULL;
if (!p_parent)
p_parent = p_playlist->p_local_onelevel;
}
while (p_parent->p_parent && p_parent->p_parent->p_parent)
p_parent = p_parent->p_parent;
PL_UNLOCK;
playlist_Add(p_playlist, uri, NULL,
PLAYLIST_APPEND|PLAYLIST_GO, PLAYLIST_END,
p_parent->p_input == p_playlist->p_local_onelevel->p_input,
false);
sys->plidx_follow = true;
free(uri);
}
static void HandleEditBoxKey(intf_thread_t *intf, int key, int box)
{
intf_sys_t *sys = intf->p_sys;
bool search = box == BOX_SEARCH;
char *str = search ? sys->search_chain: sys->open_chain;
size_t len = strlen(str);
assert(box == BOX_SEARCH || box == BOX_OPEN);
switch(key)
{
case 0x0c: /* ^l */
case KEY_CLEAR: clear(); return;
case KEY_ENTER:
case '\r':
case '\n':
if (search)
SearchPlaylist(sys);
else
OpenSelection(intf);
sys->box_type = BOX_PLAYLIST;
return;
case 0x1b: /* ESC */
/* Alt+key combinations return 2 keys in the terminal keyboard:
* ESC, and the 2nd key.
* If some other key is available immediately (where immediately
* means after getch() 1 second delay), that means that the
* ESC key was not pressed.
*
* man 3X curs_getch says:
*
* Use of the escape key by a programmer for a single
* character function is discouraged, as it will cause a delay
* of up to one second while the keypad code looks for a
* following function-key sequence.
*
*/
if (getch() == ERR)
sys->box_type = BOX_PLAYLIST;
return;
case KEY_BACKSPACE:
case 0x7f:
RemoveLastUTF8Entity(str, len);
break;
default:
if (len + 1 < (search ? sizeof sys->search_chain
: sizeof sys->open_chain)) {
str[len + 0] = key;
str[len + 1] = '\0';
}
}
if (search)
SearchPlaylist(sys);
}
static void InputNavigate(input_thread_t* p_input, const char *var)
{
if (p_input)
var_TriggerCallback(p_input, var);
}
static void CycleESTrack(input_thread_t *input, const char *var)
{
if (!input)
return;
vlc_value_t val;
if (var_Change(input, var, VLC_VAR_GETCHOICES, &val, NULL) < 0)
return;
vlc_list_t *list = val.p_list;
int64_t current = var_GetInteger(input, var);
int i;
for (i = 0; i < list->i_count; i++)
if (list->p_values[i].i_int == current)
break;
if (++i >= list->i_count)
i = 0;
var_SetInteger(input, var, list->p_values[i].i_int);
}
static void HandleCommonKey(intf_thread_t *intf, input_thread_t *input,
int key)
{
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
switch(key)
{
case 0x1b: /* ESC */
if (getch() != ERR)
return;
case 'q':
case 'Q':
case KEY_EXIT:
libvlc_Quit(intf->p_libvlc);
sys->exit = true; // terminate the main loop
return;
case 'h':
case 'H': BoxSwitch(sys, BOX_HELP); return;
case 'i': BoxSwitch(sys, BOX_INFO); return;
case 'M': BoxSwitch(sys, BOX_META); return;
case 'L': BoxSwitch(sys, BOX_LOG); return;
case 'P': BoxSwitch(sys, BOX_PLAYLIST); return;
case 'B': BoxSwitch(sys, BOX_BROWSE); return;
case 'x': BoxSwitch(sys, BOX_OBJECTS); return;
case 'S': BoxSwitch(sys, BOX_STATS); return;
case '/': /* Search */
sys->plidx_follow = false;
BoxSwitch(sys, BOX_SEARCH);
return;
case 'A': /* Open */
sys->open_chain[0] = '\0';
BoxSwitch(sys, BOX_OPEN);
return;
/* Navigation */
case KEY_RIGHT: ChangePosition(input, +0.01); return;
case KEY_LEFT: ChangePosition(input, -0.01); return;
/* Common control */
case 'f':
if (input) {
vout_thread_t *p_vout = input_GetVout(input);
if (p_vout) {
bool fs = var_ToggleBool(p_playlist, "fullscreen");
var_SetBool(p_vout, "fullscreen", fs);
vlc_object_release(p_vout);
}
}
return;
case ' ': PlayPause(intf, input); return;
case 's': playlist_Stop(p_playlist); return;
case 'e': Eject(intf, input); return;
case '[': InputNavigate(input, "prev-title"); return;
case ']': InputNavigate(input, "next-title"); return;
case '<': InputNavigate(input, "prev-chapter"); return;
case '>': InputNavigate(input, "next-chapter"); return;
case 'p': playlist_Prev(p_playlist); break;
case 'n': playlist_Next(p_playlist); break;
case 'a': playlist_VolumeUp(p_playlist, 1, NULL); break;
case 'z': playlist_VolumeDown(p_playlist, 1, NULL); break;
case 'm': playlist_MuteToggle(p_playlist); break;
case 'c': CycleESTrack(input, "audio-es"); break;
case 'v': CycleESTrack(input, "spu-es"); break;
case 'b': CycleESTrack(input, "video-es"); break;
case 0x0c: /* ^l */
case KEY_CLEAR:
break;
default:
return;
}
clear();
return;
}
static bool HandleListKey(intf_thread_t *intf, int key)
{
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
switch(key)
{
#ifdef __FreeBSD__
/* workaround for FreeBSD + xterm:
* see http://www.nabble.com/curses-vs.-xterm-key-mismatch-t3574377.html */
case KEY_SELECT:
#endif
case KEY_END: sys->box_idx = sys->box_lines_total - 1; break;
case KEY_HOME: sys->box_idx = 0; break;
case KEY_UP: sys->box_idx--; break;
case KEY_DOWN: sys->box_idx++; break;
case KEY_PPAGE:sys->box_idx -= sys->box_height; break;
case KEY_NPAGE:sys->box_idx += sys->box_height; break;
default:
return false;
}
CheckIdx(sys);
if (sys->box_type == BOX_PLAYLIST) {
PL_LOCK;
sys->plidx_follow = IsIndex(sys, p_playlist, sys->box_idx);
PL_UNLOCK;
}
return true;
}
static void HandleKey(intf_thread_t *intf, input_thread_t *input)
{
intf_sys_t *sys = intf->p_sys;
int key = getch();
int box = sys->box_type;
if (key == -1)
return;
if (box == BOX_SEARCH || box == BOX_OPEN) {
HandleEditBoxKey(intf, key, sys->box_type);
return;
}
if (box == BOX_NONE)
switch(key)
{
#ifdef __FreeBSD__
case KEY_SELECT:
#endif
case KEY_END: ChangePosition(input, +.99); return;
case KEY_HOME: ChangePosition(input, -1.0); return;
case KEY_UP: ChangePosition(input, +0.05); return;
case KEY_DOWN: ChangePosition(input, -0.05); return;
default: HandleCommonKey(intf, input, key); return;
}
if (box == BOX_BROWSE && HandleBrowseKey(intf, key))
return;
if (box == BOX_PLAYLIST && HandlePlaylistKey(intf, key))
return;
if (HandleListKey(intf, key))
return;
HandleCommonKey(intf, input, key);
}
/*
*
*/
static vlc_log_t *msg_Copy (const vlc_log_t *msg)
{
vlc_log_t *copy = (vlc_log_t *)xmalloc (sizeof (*copy));
copy->i_object_id = msg->i_object_id;
copy->psz_object_type = msg->psz_object_type;
copy->psz_module = strdup (msg->psz_module);
copy->psz_header = msg->psz_header ? strdup (msg->psz_header) : NULL;
return copy;
}
static void msg_Free (vlc_log_t *msg)
{
free ((char *)msg->psz_module);
free ((char *)msg->psz_header);
free (msg);
}
static void MsgCallback(void *data, int type, const vlc_log_t *msg,
const char *format, va_list ap)
{
intf_sys_t *sys = data;
char *text;
if (sys->verbosity < 0
|| sys->verbosity < (type - VLC_MSG_ERR)
|| vasprintf(&text, format, ap) == -1)
return;
vlc_mutex_lock(&sys->msg_lock);
sys->msgs[sys->i_msgs].type = type;
if (sys->msgs[sys->i_msgs].item != NULL)
msg_Free(sys->msgs[sys->i_msgs].item);
sys->msgs[sys->i_msgs].item = msg_Copy(msg);
free(sys->msgs[sys->i_msgs].msg);
sys->msgs[sys->i_msgs].msg = text;
if (++sys->i_msgs == (sizeof sys->msgs / sizeof *sys->msgs))
sys->i_msgs = 0;
vlc_mutex_unlock(&sys->msg_lock);
}
static void cleanup_run(void *data)
{
intf_thread_t *intf = data;
playlist_t *p_playlist = pl_Get(intf);
var_DelCallback(p_playlist, "intf-change", PlaylistChanged, intf);
var_DelCallback(p_playlist, "item-change", ItemChanged, intf);
var_DelCallback(p_playlist, "playlist-item-append", PlaylistChanged, intf);
}
/*****************************************************************************
* Run: ncurses thread
*****************************************************************************/
static void *Run(void *data)
{
intf_thread_t *intf = data;
intf_sys_t *sys = intf->p_sys;
playlist_t *p_playlist = pl_Get(intf);
var_AddCallback(p_playlist, "intf-change", PlaylistChanged, intf);
var_AddCallback(p_playlist, "item-change", ItemChanged, intf);
var_AddCallback(p_playlist, "playlist-item-append", PlaylistChanged, intf);
vlc_cleanup_push(cleanup_run, data);
while (!sys->exit) {
input_thread_t *input = playlist_CurrentInput(p_playlist);
Redraw(intf, input);
HandleKey(intf, input);
if (input)
vlc_object_release(input);
}
vlc_cleanup_pop();
return NULL;
}
/*****************************************************************************
* Open: initialize and create window
*****************************************************************************/
static int Open(vlc_object_t *p_this)
{
intf_thread_t *intf = (intf_thread_t *)p_this;
intf_sys_t *sys = intf->p_sys = calloc(1, sizeof(intf_sys_t));
playlist_t *p_playlist = pl_Get(intf);
if (!sys)
return VLC_ENOMEM;
vlc_mutex_init(&sys->msg_lock);
vlc_mutex_init(&sys->pl_lock);
sys->verbosity = var_InheritInteger(intf, "verbose");
vlc_LogSet(intf->p_libvlc, MsgCallback, sys);
sys->box_type = BOX_PLAYLIST;
sys->plidx_follow = true;
sys->color = var_CreateGetBool(intf, "color");
sys->current_dir = var_CreateGetNonEmptyString(intf, "browse-dir");
if (!sys->current_dir)
sys->current_dir = config_GetUserDir(VLC_HOME_DIR);
initscr(); /* Initialize the curses library */
if (sys->color)
start_color_and_pairs(intf);
keypad(stdscr, TRUE);
nonl(); /* Don't do NL -> CR/NL */
cbreak(); /* Take input chars one at a time */
noecho(); /* Don't echo */
curs_set(0); /* Invisible cursor */
timeout(1000); /* blocking getch() */
clear();
/* Stop printing errors to the console */
if (!freopen("/dev/null", "wb", stderr))
msg_Err(intf, "Couldn't close stderr (%s)", vlc_strerror_c(errno));
ReadDir(intf);
PL_LOCK;
PlaylistRebuild(intf),
PL_UNLOCK;
if (vlc_clone(&sys->thread, Run, intf, VLC_THREAD_PRIORITY_LOW))
abort(); /* TODO */
return VLC_SUCCESS;
}
/*****************************************************************************
* Close: destroy interface window
*****************************************************************************/
static void Close(vlc_object_t *p_this)
{
intf_sys_t *sys = ((intf_thread_t*)p_this)->p_sys;
vlc_cancel(sys->thread);
vlc_join(sys->thread, NULL);
PlaylistDestroy(sys);
DirsDestroy(sys);
free(sys->current_dir);
if (can_change_color())
/* Restore yellow to its original color */
init_color(COLOR_YELLOW, sys->yellow_r, sys->yellow_g, sys->yellow_b);
endwin(); /* Close the ncurses interface */
vlc_LogSet(p_this->p_libvlc, NULL, NULL);
vlc_mutex_destroy(&sys->msg_lock);
vlc_mutex_destroy(&sys->pl_lock);
for(unsigned i = 0; i < sizeof sys->msgs / sizeof *sys->msgs; i++) {
if (sys->msgs[i].item)
msg_Free(sys->msgs[i].item);
free(sys->msgs[i].msg);
}
free(sys);
}