src/screen_file.c

   1 /*
   2  * (c) 2004 by Kalle Wallin <kaw@linux.se>
   3  *
   4  * This program 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  * This program 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  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  16  *
  17  */
  18
  19 #include "config.h"
  20 #include "i18n.h"
  21 #include "options.h"
  22 #include "charset.h"
  23 #include "mpdclient.h"
  24 #include "command.h"
  25 #include "screen.h"
  26 #include "screen_utils.h"
  27 #include "screen_browser.h"
  28 #include "screen_play.h"
  29 #include "gcc.h"
  30
  31 #include <ctype.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <glib.h>
  35
  36 static struct screen_browser browser;
  37
  38 static void
  39 browse_paint(void);
  40
  41 static void
  42 file_repaint(void)
  43 {
  44         browse_paint();
  45         wrefresh(browser.lw->w);
  46 }
  47
  48 static void
  49 file_repaint_if_active(void)
  50 {
  51         if (screen_is_visible(&screen_browse))
  52                 file_repaint();
  53 }
  54
  55 /* the db have changed -> update the filelist */
  56 static void
  57 file_changed_callback(mpdclient_t *c, mpd_unused int event,
  58                       mpd_unused gpointer data)
  59 {
  60         browser.filelist = mpdclient_filelist_update(c, browser.filelist);
  61 #ifndef NCMPC_MINI
  62         sync_highlights(c, browser.filelist);
  63 #endif
  64         list_window_check_selected(browser.lw, filelist_length(browser.filelist));
  65
  66         file_repaint_if_active();
  67 }
  68
  69 #ifndef NCMPC_MINI
  70 /* the playlist have been updated -> fix highlights */
  71 static void
  72 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
  73 {
  74         browser_playlist_changed(&browser, c, event, data);
  75
  76         file_repaint_if_active();
  77 }
  78 #endif
  79
  80 static int
  81 handle_save(mpdclient_t *c)
  82 {
  83         filelist_entry_t *entry;
  84         char *defaultname = NULL;
  85         int ret;
  86
  87         if (browser.lw->selected >= filelist_length(browser.filelist))
  88                 return -1;
  89
  90         entry = filelist_get(browser.filelist, browser.lw->selected);
  91         if( entry && entry->entity ) {
  92                 mpd_InfoEntity *entity = entry->entity;
  93                 if( entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE ) {
  94                         mpd_PlaylistFile *plf = entity->info.playlistFile;
  95                         defaultname = plf->path;
  96                 }
  97         }
  98
  99         defaultname = utf8_to_locale(defaultname);
 100         ret = playlist_save(c, NULL, defaultname);
 101         g_free(defaultname);
 102
 103         return ret;
 104 }
 105
 106 static int
 107 handle_delete(mpdclient_t *c)
 108 {
 109         filelist_entry_t *entry;
 110         mpd_InfoEntity *entity;
 111         mpd_PlaylistFile *plf;
 112         char *str, *buf;
 113         int key;
 114
 115         if (browser.lw->selected >= filelist_length(browser.filelist))
 116                 return -1;
 117
 118         entry = filelist_get(browser.filelist, browser.lw->selected);
 119         if( entry==NULL || entry->entity==NULL )
 120                 return -1;
 121
 122         entity = entry->entity;
 123
 124         if( entity->type!=MPD_INFO_ENTITY_TYPE_PLAYLISTFILE ) {
 125                 screen_status_printf(_("You can only delete playlists!"));
 126                 screen_bell();
 127                 return -1;
 128         }
 129
 130         plf = entity->info.playlistFile;
 131         str = utf8_to_locale(g_basename(plf->path));
 132         buf = g_strdup_printf(_("Delete playlist %s [%s/%s] ? "), str, YES, NO);
 133         g_free(str);
 134         key = tolower(screen_getch(screen.status_window.w, buf));
 135         g_free(buf);
 136         if( key != YES[0] ) {
 137                 screen_status_printf(_("Aborted!"));
 138                 return 0;
 139         }
 140
 141         if( mpdclient_cmd_delete_playlist(c, plf->path) )
 142                 return -1;
 143
 144         screen_status_printf(_("Playlist deleted!"));
 145         return 0;
 146 }
 147
 148 static void
 149 browse_init(WINDOW *w, int cols, int rows)
 150 {
 151         browser.lw = list_window_init(w, cols, rows);
 152 }
 153
 154 static void
 155 browse_resize(int cols, int rows)
 156 {
 157         browser.lw->cols = cols;
 158         browser.lw->rows = rows;
 159 }
 160
 161 static void
 162 browse_exit(void)
 163 {
 164         if (browser.filelist)
 165                 filelist_free(browser.filelist);
 166         list_window_free(browser.lw);
 167 }
 168
 169 static void
 170 browse_open(mpd_unused mpdclient_t *c)
 171 {
 172         if (browser.filelist == NULL) {
 173                 browser.filelist = mpdclient_filelist_get(c, "");
 174 #ifndef NCMPC_MINI
 175                 mpdclient_install_playlist_callback(c, playlist_changed_callback);
 176 #endif
 177                 mpdclient_install_browse_callback(c, file_changed_callback);
 178         }
 179 }
 180
 181 static const char *
 182 browse_title(char *str, size_t size)
 183 {
 184         const char *path = NULL, *prev = NULL, *slash = browser.filelist->path;
 185         char *path_locale;
 186
 187         /* determine the last 2 parts of the path */
 188         while ((slash = strchr(slash, '/')) != NULL) {
 189                 path = prev;
 190                 prev = ++slash;
 191         }
 192
 193         if (path == NULL)
 194                 /* fall back to full path */
 195                 path = browser.filelist->path;
 196
 197         path_locale = utf8_to_locale(path);
 198         g_snprintf(str, size, _("Browse: %s"), path_locale);
 199         g_free(path_locale);
 200         return str;
 201 }
 202
 203 static void
 204 browse_paint(void)
 205 {
 206         list_window_paint(browser.lw, browser_lw_callback, browser.filelist);
 207 }
 208
 209 static int
 210 browse_cmd(mpdclient_t *c, command_t cmd)
 211 {
 212         switch(cmd) {
 213         case CMD_GO_ROOT_DIRECTORY:
 214                 browser_change_directory(&browser, c, NULL, "");
 215                 file_repaint();
 216                 return 1;
 217         case CMD_GO_PARENT_DIRECTORY:
 218                 browser_change_directory(&browser, c, NULL, "..");
 219                 file_repaint();
 220                 return 1;
 221
 222         case CMD_DELETE:
 223                 handle_delete(c);
 224                 file_repaint();
 225                 break;
 226         case CMD_SAVE_PLAYLIST:
 227                 handle_save(c);
 228                 break;
 229         case CMD_SCREEN_UPDATE:
 230                 browser.filelist = mpdclient_filelist_update(c, browser.filelist);
 231 #ifndef NCMPC_MINI
 232                 sync_highlights(c, browser.filelist);
 233 #endif
 234                 list_window_check_selected(browser.lw,
 235                                            filelist_length(browser.filelist));
 236                 file_repaint();
 237
 238                 screen_status_printf(_("Screen updated!"));
 239                 return 0;
 240
 241         case CMD_DB_UPDATE:
 242                 if (c->status == NULL)
 243                         return 1;
 244
 245                 if (!c->status->updatingDb) {
 246                         if (mpdclient_cmd_db_update_utf8(c, browser.filelist->path) == 0) {
 247                                 if (strcmp(browser.filelist->path, "")) {
 248                                         char *path_locale =
 249                                                 utf8_to_locale(browser.filelist->path);
 250                                         screen_status_printf(_("Database update of %s started!"),
 251                                                              path_locale);
 252                                         g_free(path_locale);
 253                                 } else
 254                                         screen_status_printf(_("Database update started!"));
 255
 256                                 /* set updatingDb to make shure the browse callback gets called
 257                                  * even if the updated has finished before status is updated */
 258                                 c->status->updatingDb = 1;
 259                         }
 260                 } else
 261                         screen_status_printf(_("Database update running..."));
 262                 return 1;
 263
 264         default:
 265                 break;
 266         }
 267
 268         if (browser_cmd(&browser, c, cmd)) {
 269                 file_repaint();
 270                 return 1;
 271         }
 272
 273         return 0;
 274 }
 275
 276 const struct screen_functions screen_browse = {
 277         .init = browse_init,
 278         .exit = browse_exit,
 279         .open = browse_open,
 280         .resize = browse_resize,
 281         .paint = browse_paint,
 282         .cmd = browse_cmd,
 283         .get_title = browse_title,
 284 };