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[ncmpc.git] / src / screen_file.c
index 14a11478c210836d3c143cfeab4fdf56f7666d09..73f56005f51f244ca26d4972c9441846931ddb36 100644 (file)
-/* 
- * $Id$
- *
- * (c) 2004 by Kalle Wallin <kaw@linux.se>
- *
+/* ncmpc (Ncurses MPD Client)
+ * (c) 2004-2010 The Music Player Daemon Project
+ * Project homepage: http://musicpd.org
+
  * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- */
 
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-#include <glib.h>
-#include <ncurses.h>
+ * 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.
+*/
 
+#include "screen_file.h"
+#include "screen_browser.h"
+#include "screen_interface.h"
+#include "screen_message.h"
+#include "screen_queue.h"
+#include "screen.h"
 #include "config.h"
-#include "ncmpc.h"
-#include "options.h"
-#include "support.h"
+#include "i18n.h"
+#include "charset.h"
 #include "mpdclient.h"
-#include "strfsong.h"
-#include "command.h"
-#include "screen.h"
+#include "filelist.h"
 #include "screen_utils.h"
-#include "screen_browse.h"
-#include "screen_play.h"
-
-#define USE_OLD_LAYOUT
-#undef  USE_OLD_ADD
-
-#define BUFSIZE 1024
-
-#define HIGHLIGHT  (0x01)
+#include "screen_client.h"
 
+#include <mpd/client.h>
 
-static list_window_t *lw = NULL;
-static list_window_state_t *lw_state = NULL;
-static mpdclient_filelist_t *filelist = NULL;
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <glib.h>
 
+static struct screen_browser browser;
+static char *current_path;
 
+static void
+screen_file_paint(void);
 
-/* clear the highlight flag for all items in the filelist */
-void
-clear_highlights(mpdclient_filelist_t *filelist)
+static void
+screen_file_repaint(void)
 {
-  GList *list = g_list_first(filelist->list);
-  
-  while( list )
-    {
-      filelist_entry_t *entry = list->data;
-
-      entry->flags &= ~HIGHLIGHT;
-      list = list->next;
-    }
+       screen_file_paint();
+       wrefresh(browser.lw->w);
 }
 
-/* change the highlight flag for a song */
-void
-set_highlight(mpdclient_filelist_t *filelist, mpd_Song *song, int highlight)
+static void
+screen_file_load_list(struct mpdclient *c, struct filelist *filelist)
 {
-  GList *list = g_list_first(filelist->list);
-
-  if( !song )
-    return;
-
-  while( list )
-    {
-      filelist_entry_t *entry = list->data;
-      mpd_InfoEntity *entity  = entry->entity;
-
-      if( entity && entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-       {
-         mpd_Song *song2 = entity->info.song;
-
-         if( strcmp(song->file, song2->file) == 0 )
-           {
-             if(highlight)
-               entry->flags |= HIGHLIGHT;
-             else
-               entry->flags &= ~HIGHLIGHT;
-           }
-       }
-      list = list->next;
-    }
-}
+       struct mpd_connection *connection;
 
-/* sync highlight flags with playlist */
-void
-sync_highlights(mpdclient_t *c, mpdclient_filelist_t *filelist)
-{
-  GList *list = g_list_first(filelist->list);
-
-  while(list)
-    {
-      filelist_entry_t *entry = list->data;
-      mpd_InfoEntity *entity = entry->entity;
-
-      if( entity && entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-       {
-         mpd_Song *song = entity->info.song;
-         
-         if( playlist_get_index_from_file(c, song->file) >= 0 )
-           entry->flags |= HIGHLIGHT;
-         else
-           entry->flags &= ~HIGHLIGHT;
-       }
-      list=list->next;
-    }
-}
+       connection = mpdclient_get_connection(c);
+       if (connection == NULL)
+               return;
 
-/* the db have changed -> update the filelist */
-static void 
-file_changed_callback(mpdclient_t *c, int event, gpointer data)
-{
-  D("screen_file.c> filelist_callback() [%d]\n", event);
-  filelist = mpdclient_filelist_update(c, filelist);
-  sync_highlights(c, filelist);
-  list_window_check_selected(lw, filelist->length);
-}
+       mpd_send_list_meta(connection, current_path);
+       filelist_recv(filelist, connection);
 
-/* the playlist have been updated -> fix highlights */
-static void 
-playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
-{
-  D("screen_file.c> playlist_callback() [%d]\n", event);
-  switch(event)
-    {
-    case PLAYLIST_EVENT_CLEAR:
-      clear_highlights(filelist);
-      break;
-    case PLAYLIST_EVENT_ADD:
-      set_highlight(filelist, (mpd_Song *) data, 1); 
-      break;
-    case PLAYLIST_EVENT_DELETE:
-      set_highlight(filelist, (mpd_Song *) data, 0); 
-      break;
-    case PLAYLIST_EVENT_MOVE:
-      break;
-    default:
-      sync_highlights(c, filelist);
-      break;
-    }
+       if (mpd_response_finish(connection))
+               filelist_sort_dir_play(filelist, compare_filelist_entry_path);
+       else
+               mpdclient_handle_error(c);
 }
 
-/* list_window callback */
-char *
-browse_lw_callback(int index, int *highlight, void *data)
+static void
+screen_file_reload(struct mpdclient *c)
 {
-  static char buf[BUFSIZE];
-  mpdclient_filelist_t *filelist = (mpdclient_filelist_t *) data;
-  filelist_entry_t *entry;
-  mpd_InfoEntity *entity;
-
-  *highlight = 0;
-  if( (entry=(filelist_entry_t *)g_list_nth_data(filelist->list,index))==NULL )
-    return NULL;
-
-  entity = entry->entity;
-  *highlight = (entry->flags & HIGHLIGHT);
-
-  if( entity == NULL )
-    {
-      return "[..]";
-    }
-  if( entity->type==MPD_INFO_ENTITY_TYPE_DIRECTORY ) 
-    {
-      mpd_Directory *dir = entity->info.directory;
-      char *dirname = utf8_to_locale(basename(dir->path));
-
-      g_snprintf(buf, BUFSIZE, "[%s]", dirname);
-      g_free(dirname);
-      return buf;
-    }
-  else if( entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-    {
-      mpd_Song *song = entity->info.song;
-
-      strfsong(buf, BUFSIZE, LIST_FORMAT, song);
-      return buf;
-    }
-  else if( entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE )
-    {
-      mpd_PlaylistFile *plf = entity->info.playlistFile;
-      char *filename = utf8_to_locale(basename(plf->path));
-
-#ifdef USE_OLD_LAYOUT      
-      g_snprintf(buf, BUFSIZE, "*%s*", filename);
-#else 
-      g_snprintf(buf, BUFSIZE, "<Playlist> %s", filename);
-#endif
-      g_free(filename);
-      return buf;
-    }
-  return "Error: Unknown entry!";
-}
+       if (browser.filelist != NULL)
+               filelist_free(browser.filelist);
 
-/* chdir */
-static int
-change_directory(screen_t *screen, mpdclient_t *c, filelist_entry_t *entry, char *new_path)
-{
-  mpd_InfoEntity *entity = NULL;
-  gchar *path = NULL;
-
-  if( entry!=NULL )
-    entity = entry->entity;
-  else if( new_path==NULL )
-    return -1;
-
-  if( entity==NULL )
-    {
-      if( entry || 0==strcmp(new_path, "..") )
-       {
-         /* return to parent */
-         char *parent = g_path_get_dirname(filelist->path);
-         if( strcmp(parent, ".") == 0 )
-           {
-             parent[0] = '\0';
-           }
-         path = g_strdup(parent);
-         list_window_reset(lw);
-         /* restore previous list window state */
-         list_window_pop_state(lw_state,lw); 
-       }
-      else
-       {
-         /* entry==NULL, then new_path ("" is root) */
-         path = g_strdup(new_path);
-         list_window_reset(lw);
-         /* restore first list window state (pop while returning true) */
-         while(list_window_pop_state(lw_state,lw));
-       }
-    }
-  else
-    if( entity->type==MPD_INFO_ENTITY_TYPE_DIRECTORY)
-      {
-       /* enter sub */
-       mpd_Directory *dir = entity->info.directory;
-       path = utf8_to_locale(dir->path);      
-       /* save current list window state */
-       list_window_push_state(lw_state,lw); 
-      }
-    else
-      return -1;
-
-  filelist = mpdclient_filelist_free(filelist);
-  filelist = mpdclient_filelist_get(c, path);
-  sync_highlights(c, filelist);
-  list_window_check_selected(lw, filelist->length);
-  g_free(path);
-  return 0;
+       browser.filelist = filelist_new();
+       if (*current_path != 0)
+               /* add a dummy entry for ./.. */
+               filelist_append(browser.filelist, NULL);
+
+       screen_file_load_list(c, browser.filelist);
+
+       list_window_set_length(browser.lw,
+                              filelist_length(browser.filelist));
 }
 
-static int
-load_playlist(screen_t *screen, mpdclient_t *c, filelist_entry_t *entry)
+/**
+ * Change to the specified absolute directory.
+ */
+static bool
+change_directory(struct mpdclient *c, const char *new_path)
 {
-  mpd_InfoEntity *entity = entry->entity;
-  mpd_PlaylistFile *plf = entity->info.playlistFile;
-  char *filename = utf8_to_locale(plf->path);
-
-  if( mpdclient_cmd_load_playlist_utf8(c, plf->path) == 0 )
-    screen_status_printf(_("Loading playlist %s..."), basename(filename));
-  g_free(filename);
-  return 0;
+       g_free(current_path);
+       current_path = g_strdup(new_path);
+
+       screen_file_reload(c);
+
+       screen_browser_sync_highlights(browser.filelist, &c->playlist);
+
+       list_window_reset(browser.lw);
+
+       return browser.filelist != NULL;
 }
 
-static int
-handle_save(screen_t *screen, mpdclient_t *c)
+/**
+ * Change to the parent directory of the current directory.
+ */
+static bool
+change_to_parent(struct mpdclient *c)
 {
-  filelist_entry_t *entry;
-  char *defaultname = NULL;
-
-
-  entry=( filelist_entry_t *) g_list_nth_data(filelist->list,lw->selected);
-  if( entry && entry->entity )
-    { 
-      mpd_InfoEntity *entity = entry->entity;
-      if( entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE )
-       {
-         mpd_PlaylistFile *plf = entity->info.playlistFile;
-         defaultname = plf->path;
+       char *parent = g_path_get_dirname(current_path);
+       char *old_path;
+       int idx;
+       bool success;
+
+       if (strcmp(parent, ".") == 0)
+               parent[0] = '\0';
+
+       old_path = current_path;
+       current_path = NULL;
+
+       success = change_directory(c, parent);
+       g_free(parent);
+
+       idx = success
+               ? filelist_find_directory(browser.filelist, old_path)
+               : -1;
+       g_free(old_path);
+
+       if (success && idx >= 0) {
+               /* set the cursor on the previous working directory */
+               list_window_set_cursor(browser.lw, idx);
+               list_window_center(browser.lw, idx);
        }
-    }
-  return playlist_save(screen, c, NULL, defaultname);
-}
 
-static int 
-handle_delete(screen_t *screen, mpdclient_t *c)
-{
-  filelist_entry_t *entry;
-  mpd_InfoEntity *entity;
-  mpd_PlaylistFile *plf;
-  char *str, *buf;
-  int key;
-
-  entry=( filelist_entry_t *) g_list_nth_data(filelist->list,lw->selected);
-  if( entry==NULL || entry->entity==NULL )
-    return -1;
-
-  entity = entry->entity;
-
-  if( entity->type!=MPD_INFO_ENTITY_TYPE_PLAYLISTFILE )
-    {
-      screen_status_printf(_("You can only delete playlists!"));
-      screen_bell();
-      return -1;
-    }
-
-  plf = entity->info.playlistFile;
-  str = utf8_to_locale(basename(plf->path));
-  buf = g_strdup_printf(_("Delete playlist %s [%s/%s] ? "), str, YES, NO);
-  g_free(str);  
-  key = tolower(screen_getch(screen->status_window.w, buf));
-  g_free(buf);
-  if( key==KEY_RESIZE )
-    screen_resize();
-  if( key != YES[0] )
-    {
-      screen_status_printf(_("Aborted!"));
-      return 0;
-    }
-
-  if( mpdclient_cmd_delete_playlist_utf8(c, plf->path) )
-    {
-      return -1;
-    }
-  screen_status_printf(_("Playlist deleted!"));
-  return 0;
+       return success;
 }
 
-static int
-enqueue_and_play(screen_t *screen, mpdclient_t *c, filelist_entry_t *entry)
+/**
+ * Change to the directory referred by the specified #filelist_entry
+ * object.
+ */
+static bool
+change_to_entry(struct mpdclient *c, const struct filelist_entry *entry)
 {
-  int index;
-  mpd_InfoEntity *entity = entry->entity;
-  mpd_Song *song = entity->info.song;
-  
-  if(!( entry->flags & HIGHLIGHT ))
-    {
-      if( mpdclient_cmd_add(c, song) == 0 )
-       {
-         char buf[BUFSIZE];
-         
-         entry->flags |= HIGHLIGHT;
-         strfsong(buf, BUFSIZE, LIST_FORMAT, song);
-         screen_status_printf(_("Adding \'%s\' to playlist\n"), buf);
-         mpdclient_update(c); /* get song id */
-       } 
-      else
-       return -1;
-    }
-  
-  index = playlist_get_index_from_file(c, song->file);
-  mpdclient_cmd_play(c, index);
-  return 0;
+       assert(entry != NULL);
+
+       if (entry->entity == NULL)
+               return change_to_parent(c);
+       else if (mpd_entity_get_type(entry->entity) == MPD_ENTITY_TYPE_DIRECTORY)
+               return change_directory(c, mpd_directory_get_path(mpd_entity_get_directory(entry->entity)));
+       else
+               return false;
 }
 
-int
-browse_handle_enter(screen_t *screen, 
-                   mpdclient_t *c,
-                   list_window_t *lw,
-                   mpdclient_filelist_t *filelist)
+static bool
+screen_file_handle_enter(struct mpdclient *c)
 {
-  filelist_entry_t *entry;
-  mpd_InfoEntity *entity;
-  
-  if ( filelist==NULL )
-    return -1;
-  entry = ( filelist_entry_t *) g_list_nth_data(filelist->list, lw->selected);
-  if( entry==NULL )
-    return -1;
-
-  entity = entry->entity;
-  if( entity==NULL || entity->type==MPD_INFO_ENTITY_TYPE_DIRECTORY )
-    return change_directory(screen, c, entry, NULL);
-  else if( entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE )
-    return load_playlist(screen, c, entry);
-  else if( entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-    return enqueue_and_play(screen, c, entry);
-  return -1;
-}
+       const struct filelist_entry *entry = browser_get_selected_entry(&browser);
 
+       if (entry == NULL)
+               return false;
 
-#ifdef USE_OLD_ADD
-/* NOTE - The add_directory functions should move to mpdclient.c */
-extern gint mpdclient_finish_command(mpdclient_t *c);
+       return change_to_entry(c, entry);
+}
 
-static int
-add_directory(mpdclient_t *c, char *dir)
+static void
+handle_save(struct mpdclient *c)
 {
-  mpd_InfoEntity *entity;
-  GList *subdir_list = NULL;
-  GList *list = NULL;
-  char *dirname;
-
-  dirname = utf8_to_locale(dir);
-  screen_status_printf(_("Adding directory %s...\n"), dirname);
-  doupdate(); 
-  g_free(dirname);
-  dirname = NULL;
-
-  mpd_sendLsInfoCommand(c->connection, dir);
-  mpd_sendCommandListBegin(c->connection);
-  while( (entity=mpd_getNextInfoEntity(c->connection)) )
-    {
-      if( entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-       {
-         mpd_Song *song = entity->info.song;
-         mpd_sendAddCommand(c->connection, song->file);
-         mpd_freeInfoEntity(entity);
+       struct list_window_range range;
+       const char *defaultname = NULL;
+       char *defaultname_utf8 = NULL;
+
+       list_window_get_range(browser.lw, &range);
+       if (range.start == range.end)
+               return;
+
+       for (unsigned i = range.start; i < range.end; ++i) {
+               struct filelist_entry *entry =
+                       filelist_get(browser.filelist, i);
+               if( entry && entry->entity ) {
+                       struct mpd_entity *entity = entry->entity;
+                       if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_PLAYLIST) {
+                               const struct mpd_playlist *playlist =
+                                       mpd_entity_get_playlist(entity);
+                               defaultname = mpd_playlist_get_path(playlist);
+                       }
+               }
        }
-      else if( entity->type==MPD_INFO_ENTITY_TYPE_DIRECTORY )
-       {
-         subdir_list = g_list_append(subdir_list, (gpointer) entity); 
-       }
-      else
-       mpd_freeInfoEntity(entity);
-    }
-  mpd_sendCommandListEnd(c->connection);
-  mpdclient_finish_command(c);
-  c->need_update = TRUE;
-  
-  list = g_list_first(subdir_list);
-  while( list!=NULL )
-    {
-      mpd_Directory *dir;
-
-      entity = list->data;
-      dir = entity->info.directory;
-      add_directory(c, dir->path);
-      mpd_freeInfoEntity(entity);
-      list->data=NULL;
-      list=list->next;
-    }
-  g_list_free(subdir_list);
-  return 0;
+
+       if(defaultname)
+               defaultname_utf8 = utf8_to_locale(defaultname);
+       playlist_save(c, NULL, defaultname_utf8);
+       g_free(defaultname_utf8);
 }
-#endif
 
-int
-browse_handle_select(screen_t *screen, 
-                    mpdclient_t *c,
-                    list_window_t *lw,
-                    mpdclient_filelist_t *filelist)
+static void
+handle_delete(struct mpdclient *c)
 {
-  filelist_entry_t *entry;
-
-  if ( filelist==NULL )
-    return -1;
-  entry=( filelist_entry_t *) g_list_nth_data(filelist->list, lw->selected);
-  if( entry==NULL || entry->entity==NULL)
-    return -1;
-
-  if( entry->entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE )
-    return load_playlist(screen, c, entry);
-
-  if( entry->entity->type==MPD_INFO_ENTITY_TYPE_DIRECTORY )
-    {
-      mpd_Directory *dir = entry->entity->info.directory;
-#ifdef USE_OLD_ADD
-      add_directory(c, tmp);
-#else
-      if( mpdclient_cmd_add_path_utf8(c, dir->path) == 0 )
-       {
-         char *tmp = utf8_to_locale(dir->path);
-
-         screen_status_printf(_("Adding \'%s\' to playlist\n"), tmp);
-         g_free(tmp);
-       }
-#endif
-      return 0;
-    }
-
-  if( entry->entity->type!=MPD_INFO_ENTITY_TYPE_SONG )
-    return -1; 
-
-  if( entry->flags & HIGHLIGHT )
-    entry->flags &= ~HIGHLIGHT;
-  else
-    entry->flags |= HIGHLIGHT;
-
-  if( entry->flags & HIGHLIGHT )
-    {
-      if( entry->entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-       {
-         mpd_Song *song = entry->entity->info.song;
-
-         if( mpdclient_cmd_add(c, song) == 0 )
-           {
-             char buf[BUFSIZE];
-             
-             strfsong(buf, BUFSIZE, LIST_FORMAT, song);
-             screen_status_printf(_("Adding \'%s\' to playlist\n"), buf);
-           }
+       struct mpd_connection *connection = mpdclient_get_connection(c);
+       struct list_window_range range;
+       struct mpd_entity *entity;
+       const struct mpd_playlist *playlist;
+       char *str, *buf;
+       int key;
+
+       if (connection == NULL)
+               return;
+
+       list_window_get_range(browser.lw, &range);
+       for (unsigned i = range.start; i < range.end; ++i) {
+               struct filelist_entry *entry =
+                       filelist_get(browser.filelist, i);
+               if( entry==NULL || entry->entity==NULL )
+                       continue;
+
+               entity = entry->entity;
+
+               if (mpd_entity_get_type(entity) != MPD_ENTITY_TYPE_PLAYLIST) {
+                       /* translators: the "delete" command is only possible
+                          for playlists; the user attempted to delete a song
+                          or a directory or something else */
+                       screen_status_printf(_("Deleting this item is not possible"));
+                       screen_bell();
+                       continue;
+               }
+
+               playlist = mpd_entity_get_playlist(entity);
+               str = utf8_to_locale(g_basename(mpd_playlist_get_path(playlist)));
+               buf = g_strdup_printf(_("Delete playlist %s [%s/%s] ? "), str, YES, NO);
+               g_free(str);
+               key = tolower(screen_getch(buf));
+               g_free(buf);
+               if( key != YES[0] ) {
+                       /* translators: a dialog was aborted by the user */
+                       screen_status_printf(_("Aborted"));
+                       return;
+               }
+
+               if (!mpd_run_rm(connection, mpd_playlist_get_path(playlist))) {
+                       mpdclient_handle_error(c);
+                       break;
+               }
+
+               c->events |= MPD_IDLE_STORED_PLAYLIST;
+
+               /* translators: MPD deleted the playlist, as requested by the
+                  user */
+               screen_status_printf(_("Playlist deleted"));
        }
-    }
-  else
-    {
-      /* remove song from playlist */
-      if( entry->entity->type==MPD_INFO_ENTITY_TYPE_SONG )
-       {
-         mpd_Song *song = entry->entity->info.song;
-
-         if( song )
-           {
-             int index = playlist_get_index_from_file(c, song->file);
-             
-             while( (index=playlist_get_index_from_file(c, song->file))>=0 )
-               mpdclient_cmd_delete(c, index);
-           }
-       }
-    }
-  return 0;
 }
 
 static void
-browse_init(WINDOW *w, int cols, int rows)
+screen_file_init(WINDOW *w, int cols, int rows)
 {
-  lw = list_window_init(w, cols, rows);
-  lw_state = list_window_init_state();
+       current_path = g_strdup("");
+
+       browser.lw = list_window_init(w, cols, rows);
 }
 
 static void
-browse_resize(int cols, int rows)
+screen_file_resize(int cols, int rows)
 {
-  lw->cols = cols;
-  lw->rows = rows;
+       list_window_resize(browser.lw, cols, rows);
 }
 
 static void
-browse_exit(void)
+screen_file_exit(void)
 {
-  if( filelist )
-    filelist = mpdclient_filelist_free(filelist);
-  lw = list_window_free(lw);
-  lw_state = list_window_free_state(lw_state);
-}
+       if (browser.filelist)
+               filelist_free(browser.filelist);
+       list_window_free(browser.lw);
 
-static void 
-browse_open(screen_t *screen, mpdclient_t *c)
-{
-  if( filelist == NULL )
-    {
-      filelist = mpdclient_filelist_get(c, "");
-      mpdclient_install_playlist_callback(c, playlist_changed_callback);
-      mpdclient_install_browse_callback(c, file_changed_callback);
-    }
+       g_free(current_path);
 }
 
 static void
-browse_close(void)
+screen_file_open(struct mpdclient *c)
 {
+       screen_file_reload(c);
+       screen_browser_sync_highlights(browser.filelist, &c->playlist);
 }
 
-static char *
-browse_title(char *str, size_t size)
+static const char *
+screen_file_get_title(char *str, size_t size)
 {
-  char *pathcopy;
-  char *parentdir;
-  pathcopy = strdup(filelist->path);
-  parentdir = dirname(pathcopy);
-  parentdir = basename(parentdir);
-  if( parentdir[0] == '.' && strlen(parentdir) == 1 )
-    {
-      parentdir = NULL;
-    }
-  g_snprintf(str, size, _("Browse: %s%s%s"),
-            parentdir ? parentdir : "",
-            parentdir ? "/" : "",
-            basename(filelist->path));
-  free(pathcopy);
-  return str;
-}
+       const char *path = NULL, *prev = NULL, *slash = current_path;
+       char *path_locale;
 
-static void 
-browse_paint(screen_t *screen, mpdclient_t *c)
-{
-  lw->clear = 1;
-  
-  list_window_paint(lw, browse_lw_callback, (void *) filelist);
-  wnoutrefresh(lw->w);
+       /* determine the last 2 parts of the path */
+       while ((slash = strchr(slash, '/')) != NULL) {
+               path = prev;
+               prev = ++slash;
+       }
+
+       if (path == NULL)
+               /* fall back to full path */
+               path = current_path;
+
+       path_locale = utf8_to_locale(path);
+       g_snprintf(str, size, "%s: %s",
+                  /* translators: caption of the browser screen */
+                  _("Browse"), path_locale);
+       g_free(path_locale);
+       return str;
 }
 
-static void 
-browse_update(screen_t *screen, mpdclient_t *c)
+static void
+screen_file_paint(void)
 {
-  if( filelist->updated )
-    {
-      browse_paint(screen, c);
-      filelist->updated = FALSE;
-      return;
-    }
-  list_window_paint(lw, browse_lw_callback, (void *) filelist);
-  wnoutrefresh(lw->w);
+       screen_browser_paint(&browser);
 }
 
-
-#ifdef HAVE_GETMOUSE
-int
-browse_handle_mouse_event(screen_t *screen, 
-                         mpdclient_t *c,
-                         list_window_t *lw,
-                         mpdclient_filelist_t *filelist)
+static void
+screen_file_update(struct mpdclient *c)
 {
-  int row;
-  int prev_selected = lw->selected;
-  unsigned long bstate;
-  int length;
-
-  if ( filelist )
-    length = filelist->length;
-  else
-    length = 0;
-
-  if( screen_get_mouse_event(c, lw, length, &bstate, &row) )
-    return 1;
-
-  lw->selected = lw->start+row;
-  list_window_check_selected(lw, length);
-
-  if( bstate & BUTTON1_CLICKED )
-    {
-      if( prev_selected == lw->selected )
-       browse_handle_enter(screen, c, lw, filelist);
-    }
-  else if( bstate & BUTTON3_CLICKED )
-    {
-      if( prev_selected == lw->selected )
-       browse_handle_select(screen, c, lw, filelist);
-    }
-
-  return 1;
+       if (c->events & (MPD_IDLE_DATABASE | MPD_IDLE_STORED_PLAYLIST)) {
+               /* the db has changed -> update the filelist */
+               screen_file_reload(c);
+       }
+
+       if (c->events & (MPD_IDLE_DATABASE | MPD_IDLE_STORED_PLAYLIST
+#ifndef NCMPC_MINI
+                        | MPD_IDLE_QUEUE
+#endif
+                        )) {
+               screen_browser_sync_highlights(browser.filelist, &c->playlist);
+               screen_file_repaint();
+       }
 }
-#endif 
 
-static int 
-browse_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
+static bool
+screen_file_cmd(struct mpdclient *c, command_t cmd)
 {
-  switch(cmd)
-    {
-    case CMD_PLAY:
-      browse_handle_enter(screen, c, lw, filelist);
-      return 1;
-    case CMD_GO_ROOT_DIRECTORY:
-      return change_directory(screen, c, NULL, "");
-      break;
-    case CMD_GO_PARENT_DIRECTORY:
-      return change_directory(screen, c, NULL, "..");
-      break;
-    case CMD_SELECT:
-      if( browse_handle_select(screen, c, lw, filelist) == 0 )
-       {
-         /* continue and select next item... */
-         cmd = CMD_LIST_NEXT;
+       switch(cmd) {
+       case CMD_PLAY:
+               if (screen_file_handle_enter(c)) {
+                       screen_file_repaint();
+                       return true;
+               }
+
+               break;
+
+       case CMD_GO_ROOT_DIRECTORY:
+               change_directory(c, "");
+               screen_file_repaint();
+               return true;
+       case CMD_GO_PARENT_DIRECTORY:
+               change_to_parent(c);
+               screen_file_repaint();
+               return true;
+
+       case CMD_LOCATE:
+               /* don't let browser_cmd() evaluate the locate command
+                  - it's a no-op, and by the way, leads to a
+                  segmentation fault in the current implementation */
+               return false;
+
+       case CMD_SCREEN_UPDATE:
+               screen_file_reload(c);
+               screen_browser_sync_highlights(browser.filelist, &c->playlist);
+               screen_file_repaint();
+               return false;
+
+       default:
+               break;
        }
-      break;
-    case CMD_DELETE:
-      handle_delete(screen, c);
-      break;
-    case CMD_SAVE_PLAYLIST:
-      handle_save(screen, c);
-      break;
-    case CMD_SCREEN_UPDATE:
-      screen->painted = 0;
-      lw->clear = 1;
-      lw->repaint = 1;
-      filelist = mpdclient_filelist_update(c, filelist);
-      list_window_check_selected(lw, filelist->length);
-      screen_status_printf(_("Screen updated!"));
-      return 1;
-    case CMD_DB_UPDATE:
-      if( !c->status->updatingDb )
-       {
-         if( mpdclient_cmd_db_update_utf8(c,filelist->path)==0 )
-           {
-             if(strcmp(filelist->path,"")) {
-                screen_status_printf(_("Database update of %s started!"),
-                                  filelist->path);
-             } else {
-               screen_status_printf(_("Database update started!"));
-             }
-             /* set updatingDb to make shure the browse callback gets called
-              * even if the updated has finished before status is updated */
-             c->status->updatingDb = 1; 
-           }
+
+       if (browser_cmd(&browser, c, cmd)) {
+               if (screen_is_visible(&screen_browse))
+                       screen_file_repaint();
+               return true;
        }
-      else
-       screen_status_printf(_("Database update running..."));
-      return 1;
-    case CMD_LIST_FIND:
-    case CMD_LIST_RFIND:
-    case CMD_LIST_FIND_NEXT:
-    case CMD_LIST_RFIND_NEXT:
-      return screen_find(screen, c, 
-                        lw, filelist->length,
-                        cmd, browse_lw_callback, (void *) filelist);
-    case CMD_MOUSE_EVENT:
-      return browse_handle_mouse_event(screen,c,lw,filelist);
-    default:
-      break;
-    }
-  return list_window_cmd(lw, filelist->length, cmd);
-}
 
+       if (!mpdclient_is_connected(c))
+               return false;
 
-list_window_t *
-get_filelist_window()
-{
-  return lw;
-}
+       switch(cmd) {
+       case CMD_DELETE:
+               handle_delete(c);
+               screen_file_repaint();
+               break;
 
+       case CMD_SAVE_PLAYLIST:
+               handle_save(c);
+               break;
 
+       case CMD_DB_UPDATE:
+               screen_database_update(c, current_path);
+               return true;
 
+       default:
+               break;
+       }
 
-screen_functions_t *
-get_screen_browse(void)
-{
-  static screen_functions_t functions;
-
-  memset(&functions, 0, sizeof(screen_functions_t));
-  functions.init   = browse_init;
-  functions.exit   = browse_exit;
-  functions.open   = browse_open;
-  functions.close  = browse_close;
-  functions.resize = browse_resize;
-  functions.paint  = browse_paint;
-  functions.update = browse_update;
-  functions.cmd    = browse_cmd;
-  functions.get_lw = get_filelist_window;
-  functions.get_title = browse_title;
-
-  return &functions;
+       return false;
 }
 
+const struct screen_functions screen_browse = {
+       .init = screen_file_init,
+       .exit = screen_file_exit,
+       .open = screen_file_open,
+       .resize = screen_file_resize,
+       .paint = screen_file_paint,
+       .update = screen_file_update,
+       .cmd = screen_file_cmd,
+       .get_title = screen_file_get_title,
+};
+
+bool
+screen_file_goto_song(struct mpdclient *c, const struct mpd_song *song)
+{
+       const char *uri, *slash, *parent;
+       char *allocated = NULL;
+       bool ret;
+       int i;
+
+       assert(song != NULL);
+
+       uri = mpd_song_get_uri(song);
+
+       if (strstr(uri, "//") != NULL)
+               /* an URL? */
+               return false;
+
+       /* determine the song's parent directory and go there */
+
+       slash = strrchr(uri, '/');
+       if (slash != NULL)
+               parent = allocated = g_strndup(uri, slash - uri);
+       else
+               parent = "";
+
+       ret = change_directory(c, parent);
+       g_free(allocated);
+       if (!ret)
+               return false;
+
+       /* select the specified song */
+
+       i = filelist_find_song(browser.filelist, song);
+       if (i < 0)
+               i = 0;
+
+       list_window_set_cursor(browser.lw, i);
+
+       /* finally, switch to the file screen */
+       screen_switch(&screen_browse, c);
+       return true;
+}