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mpv/libmenu/menu_param.c
ben 000c89175c added new helpers to allow easy metadata retrieval and make libmenu use them
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19538 b3059339-0415-0410-9bf9-f77b7e298cf2
2006-08-25 23:14:32 +00:00

332 lines
8.4 KiB
C

#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <dirent.h>
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
#include "mp_msg.h"
#include "help_mp.h"
#include "m_struct.h"
#include "m_option.h"
#include "m_property.h"
#include "asxparser.h"
#include "libmpcodecs/img_format.h"
#include "libmpcodecs/mp_image.h"
#include "menu.h"
#include "menu_list.h"
#include "input/input.h"
#include "osdep/keycodes.h"
#include "metadata.h"
struct list_entry_s {
struct list_entry p;
char* name;
m_option_t* opt;
char* menu;
};
struct menu_priv_s {
menu_list_priv_t p;
char* ptr;
int edit;
/// Cfg fields
char* na;
int hide_na;
};
static struct menu_priv_s cfg_dflt = {
MENU_LIST_PRIV_DFLT,
NULL,
0,
"N/A",
1
};
static m_option_t cfg_fields[] = {
MENU_LIST_PRIV_FIELDS,
{ "title", M_ST_OFF(menu_list_priv_t,title), CONF_TYPE_STRING, 0, 0, 0, NULL },
{ "na", M_ST_OFF(struct menu_priv_s,na), CONF_TYPE_STRING, 0, 0, 0, NULL },
{ "hide-na", M_ST_OFF(struct menu_priv_s,hide_na), CONF_TYPE_FLAG, CONF_RANGE, 0, 1, NULL },
{ NULL, NULL, NULL, 0,0,0,NULL }
};
#define mpriv (menu->priv)
#define OPT_NAME "name"
#define OPT_VCODEC "vcodec"
#define OPT_VBITRATE "vbitrate"
#define OPT_RESOLUTION "resolution"
#define OPT_ACODEC "acodec"
#define OPT_ABITRATE "abitrate"
#define OPT_SAMPLES "asamples"
#define OPT_INFO_TITLE "title"
#define OPT_INFO_ARTIST "artist"
#define OPT_INFO_ALBUM "album"
#define OPT_INFO_YEAR "year"
#define OPT_INFO_COMMENT "comment"
#define OPT_INFO_TRACK "track"
#define OPT_INFO_GENRE "genre"
m_option_t* mp_property_find(const char* name);
static void entry_set_text(menu_t* menu, list_entry_t* e) {
char* val = m_property_print(e->opt);
int l,edit = (mpriv->edit && e == mpriv->p.current);
if(!val) {
if(mpriv->hide_na) {
e->p.hide = 1;
return;
}
val = strdup(mpriv->na);
} else if(mpriv->hide_na)
e->p.hide = 0;
l = strlen(e->name) + 2 + strlen(val) + (edit ? 4 : 0) + 1;
if(e->p.txt) free(e->p.txt);
e->p.txt = malloc(l);
sprintf(e->p.txt,"%s: %s%s%s",e->name,edit ? "> " : "",val,edit ? " <" : "");
free(val);
}
static void update_entries(menu_t* menu) {
list_entry_t* e;
for(e = mpriv->p.menu ; e ; e = e->p.next)
if(e->opt) entry_set_text(menu,e);
}
static int parse_args(menu_t* menu,char* args) {
char *element,*body, **attribs, *name, *meta, *val;
list_entry_t* m = NULL;
int r;
m_option_t* opt;
ASX_Parser_t* parser = asx_parser_new();
while(1) {
r = asx_get_element(parser,&args,&element,&body,&attribs);
if(r < 0) {
mp_msg(MSGT_OSD_MENU,MSGL_ERR,MSGTR_LIBMENU_SyntaxErrorAtLine,parser->line);
asx_parser_free(parser);
return -1;
} else if(r == 0) {
asx_parser_free(parser);
if(!m)
mp_msg(MSGT_OSD_MENU,MSGL_WARN,MSGTR_LIBMENU_NoEntryFoundInTheMenuDefinition);
m = calloc(1,sizeof(struct list_entry_s));
m->p.txt = strdup("Back");
menu_list_add_entry(menu,m);
return 1;
}
if(!strcmp(element,"menu")) {
name = asx_get_attrib("menu",attribs);
if(!name) {
mp_msg(MSGT_OSD_MENU,MSGL_WARN,MSGTR_LIBMENU_SubmenuDefinitionNeedAMenuAttribut);
goto next_element;
}
m = calloc(1,sizeof(struct list_entry_s));
m->menu = name;
name = NULL; // we want to keep it
m->p.txt = asx_get_attrib("name",attribs);
if(!m->p.txt) m->p.txt = strdup(m->menu);
menu_list_add_entry(menu,m);
goto next_element;
}
meta = asx_get_attrib("meta",attribs);
val = NULL;
if(meta) {
if (!strcmp (meta, OPT_NAME))
val = get_metadata (META_NAME);
else if (!strcmp (meta, OPT_VCODEC))
val = get_metadata (META_VIDEO_CODEC);
else if (!strcmp(meta, OPT_VBITRATE))
val = get_metadata (META_VIDEO_BITRATE);
else if(!strcmp(meta, OPT_RESOLUTION))
val = get_metadata (META_VIDEO_RESOLUTION);
else if (!strcmp(meta, OPT_ACODEC))
val = get_metadata (META_AUDIO_CODEC);
else if(!strcmp(meta, OPT_ABITRATE))
val = get_metadata (META_AUDIO_BITRATE);
else if(!strcmp(meta, OPT_SAMPLES))
val = get_metadata (META_AUDIO_SAMPLES);
else if (!strcmp (meta, OPT_INFO_TITLE))
val = get_metadata (META_INFO_TITLE);
else if (!strcmp (meta, OPT_INFO_ARTIST))
val = get_metadata (META_INFO_ARTIST);
else if (!strcmp (meta, OPT_INFO_ALBUM))
val = get_metadata (META_INFO_ALBUM);
else if (!strcmp (meta, OPT_INFO_YEAR))
val = get_metadata (META_INFO_YEAR);
else if (!strcmp (meta, OPT_INFO_COMMENT))
val = get_metadata (META_INFO_COMMENT);
else if (!strcmp (meta, OPT_INFO_TRACK))
val = get_metadata (META_INFO_TRACK);
else if (!strcmp (meta, OPT_INFO_GENRE))
val = get_metadata (META_INFO_GENRE);
if (val) {
char *item = asx_get_attrib("name",attribs);
int l;
if (!item)
item = strdup (meta);
l = strlen(item) + 2 + strlen(val) + 1;
m = calloc(1,sizeof(struct list_entry_s));
m->p.txt = malloc(l);
sprintf(m->p.txt,"%s: %s",item,val);
free(val);
free(item);
menu_list_add_entry(menu,m);
}
free (meta);
if (element)
free(element);
if(body)
free(body);
asx_free_attribs(attribs);
continue;
}
name = asx_get_attrib("property",attribs);
opt = name ? mp_property_find(name) : NULL;
if(!opt) {
mp_msg(MSGT_OSD_MENU,MSGL_WARN,MSGTR_LIBMENU_PrefMenuEntryDefinitionsNeed,parser->line);
goto next_element;
}
m = calloc(1,sizeof(struct list_entry_s));
m->opt = opt;
m->name = asx_get_attrib("name",attribs);
if(!m->name) m->name = strdup(opt->name);
entry_set_text(menu,m);
menu_list_add_entry(menu,m);
next_element:
free(element);
if(body) free(body);
if(name) free(name);
asx_free_attribs(attribs);
}
}
static void read_key(menu_t* menu,int c) {
menu_list_read_key(menu,c,0);
}
static void read_cmd(menu_t* menu,int cmd) {
list_entry_t* e = mpriv->p.current;
if(e->opt) {
switch(cmd) {
case MENU_CMD_UP:
if(!mpriv->edit) break;
case MENU_CMD_RIGHT:
if(m_property_do(e->opt,M_PROPERTY_STEP_UP,NULL) > 0)
update_entries(menu);
return;
case MENU_CMD_DOWN:
if(!mpriv->edit) break;
case MENU_CMD_LEFT:
if(m_property_do(e->opt,M_PROPERTY_STEP_DOWN,NULL) > 0)
update_entries(menu);
return;
case MENU_CMD_OK:
// check that the property is writable
if(m_property_do(e->opt,M_PROPERTY_SET,NULL) < 0) return;
// shortcut for flags
if(e->opt->type == CONF_TYPE_FLAG) {
if(m_property_do(e->opt,M_PROPERTY_STEP_UP,NULL) > 0)
update_entries(menu);
return;
}
// switch
mpriv->edit = !mpriv->edit;
// update the menu
update_entries(menu);
// switch the pointer
if(mpriv->edit) {
mpriv->ptr = mpriv->p.ptr;
mpriv->p.ptr = NULL;
} else
mpriv->p.ptr = mpriv->ptr;
return;
case MENU_CMD_CANCEL:
if(!mpriv->edit) break;
mpriv->edit = 0;
update_entries(menu);
mpriv->p.ptr = mpriv->ptr;
return;
}
} else if(e->menu) {
switch(cmd) {
case MENU_CMD_RIGHT:
case MENU_CMD_OK: {
mp_cmd_t* c;
char* txt = malloc(10 + strlen(e->menu) + 1);
sprintf(txt,"set_menu %s",e->menu);
c = mp_input_parse_cmd(txt);
if(c) mp_input_queue_cmd(c);
return;
}
}
} else {
switch(cmd) {
case MENU_CMD_RIGHT:
case MENU_CMD_OK:
menu->show = 0;
menu->cl = 1;
return;
}
}
menu_list_read_cmd(menu,cmd);
}
static void free_entry(list_entry_t* entry) {
free(entry->p.txt);
if(entry->name) free(entry->name);
if(entry->menu) free(entry->menu);
free(entry);
}
static void closeMenu(menu_t* menu) {
menu_list_uninit(menu,free_entry);
}
static int openMenu(menu_t* menu, char* args) {
menu->draw = menu_list_draw;
menu->read_cmd = read_cmd;
menu->read_key = read_key;
menu->close = closeMenu;
if(!args) {
mp_msg(MSGT_OSD_MENU,MSGL_ERR,MSGTR_LIBMENU_PrefMenuNeedsAnArgument);
return 0;
}
menu_list_init(menu);
return parse_args(menu,args);
}
const menu_info_t menu_info_pref = {
"Preferences menu",
"pref",
"Albeu",
"",
{
"pref_cfg",
sizeof(struct menu_priv_s),
&cfg_dflt,
cfg_fields
},
openMenu
};