libmenu/menu_pt.c

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <stdlib.h>
  20 #include <stdio.h>
  21 #include <string.h>
  22 //#include <libgen.h>
  23
  24 #include "config.h"
  25 #include "mp_msg.h"
  26 #include "help_mp.h"
  27
  28 #include "libmpcodecs/img_format.h"
  29 #include "libmpcodecs/mp_image.h"
  30
  31 #include "m_struct.h"
  32 #include "m_option.h"
  33 #include "menu.h"
  34 #include "menu_list.h"
  35
  36
  37 #include "playtree.h"
  38 #include "input/input.h"
  39 #include "access_mpcontext.h"
  40
  41 #define mp_basename(s) (strrchr((s),'/')==NULL?(char*)(s):(strrchr((s),'/')+1))
  42
  43 struct list_entry_s {
  44   struct list_entry p;
  45   play_tree_t* pt;
  46 };
  47
  48
  49 struct menu_priv_s {
  50   menu_list_priv_t p;
  51   char* title;
  52   int auto_close;
  53 };
  54
  55 static struct menu_priv_s cfg_dflt = {
  56   MENU_LIST_PRIV_DFLT,
  57   "Jump to",
  58   0
  59 };
  60
  61 #define ST_OFF(m) M_ST_OFF(struct menu_priv_s,m)
  62
  63 static const m_option_t cfg_fields[] = {
  64   MENU_LIST_PRIV_FIELDS,
  65   { "title", ST_OFF(title),  CONF_TYPE_STRING, 0, 0, 0, NULL },
  66   { "auto-close", ST_OFF(auto_close), CONF_TYPE_FLAG, 0, 0, 1, NULL },
  67   { NULL, NULL, NULL, 0,0,0,NULL }
  68 };
  69
  70 #define mpriv (menu->priv)
  71
  72 static void read_cmd(menu_t* menu,int cmd) {
  73   switch(cmd) {
  74   case MENU_CMD_RIGHT:
  75   case MENU_CMD_OK: {
  76     int d = 1;
  77     char str[15];
  78     play_tree_t* i;
  79     mp_cmd_t* c;
  80     play_tree_iter_t* playtree_iter = mpctx_get_playtree_iter(menu->ctx);
  81
  82     if(playtree_iter->tree == mpriv->p.current->pt)
  83       break;
  84
  85     if(playtree_iter->tree->parent && mpriv->p.current->pt == playtree_iter->tree->parent)
  86       snprintf(str,15,"pt_up_step 1");
  87     else {
  88       for(i = playtree_iter->tree->next; i != NULL ; i = i->next) {
  89         if(i == mpriv->p.current->pt)
  90           break;
  91         d++;
  92       }
  93       if(i == NULL) {
  94         d = -1;
  95         for(i = playtree_iter->tree->prev; i != NULL ; i = i->prev) {
  96           if(i == mpriv->p.current->pt)
  97             break;
  98           d--;
  99         }
 100         if(i == NULL) {
 101           mp_msg(MSGT_GLOBAL,MSGL_WARN,MSGTR_LIBMENU_CantfindTheTargetItem);
 102           break;
 103         }
 104       }
 105       snprintf(str,15,"pt_step %d",d);
 106     }
 107     c = mp_input_parse_cmd(str);
 108     if(c) {
 109       if(mpriv->auto_close)
 110         mp_input_queue_cmd(mp_input_parse_cmd("menu hide"));
 111       mp_input_queue_cmd(c);
 112     }
 113     else
 114       mp_msg(MSGT_GLOBAL,MSGL_WARN,MSGTR_LIBMENU_FailedToBuildCommand,str);
 115   } break;
 116   default:
 117     menu_list_read_cmd(menu,cmd);
 118   }
 119 }
 120
 121 static int read_key(menu_t* menu,int c){
 122   if (menu_dflt_read_key(menu, c))
 123     return 1;
 124   return menu_list_jump_to_key(menu, c);
 125 }
 126
 127 static void close_menu(menu_t* menu) {
 128   menu_list_uninit(menu,NULL);
 129 }
 130
 131 static int op(menu_t* menu, char* args) {
 132   play_tree_t* i;
 133   list_entry_t* e;
 134   play_tree_iter_t* playtree_iter = mpctx_get_playtree_iter(menu->ctx);
 135
 136   args = NULL; // Warning kill
 137
 138   menu->draw = menu_list_draw;
 139   menu->read_cmd = read_cmd;
 140   menu->read_key = read_key;
 141   menu->close = close_menu;
 142
 143   menu_list_init(menu);
 144
 145   mpriv->p.title = mpriv->title;
 146
 147   if(playtree_iter->tree->parent != playtree_iter->root) {
 148     e = calloc(1,sizeof(list_entry_t));
 149     e->p.txt = "..";
 150     e->pt = playtree_iter->tree->parent;
 151     menu_list_add_entry(menu,e);
 152   }
 153
 154   for(i = playtree_iter->tree ; i->prev != NULL ; i = i->prev)
 155     /* NOP */;
 156   for( ; i != NULL ; i = i->next ) {
 157     e = calloc(1,sizeof(list_entry_t));
 158     if(i->files)
 159       e->p.txt = mp_basename(i->files[0]);
 160     else
 161       e->p.txt = "Group ...";
 162     e->pt = i;
 163     menu_list_add_entry(menu,e);
 164   }
 165
 166   return 1;
 167 }
 168
 169 const menu_info_t menu_info_pt = {
 170   "Playtree menu",
 171   "pt",
 172   "Albeu",
 173   "",
 174   {
 175     "pt_cfg",
 176     sizeof(struct menu_priv_s),
 177     &cfg_dflt,
 178     cfg_fields
 179   },
 180   op
 181 };