gui/win32/playlist.c

   1 /*
   2  * MPlayer GUI for Win32
   3  * Copyright (C) 2003 Sascha Sommer <saschasommer@freenet.de>
   4  * Copyright (C) 2006 Erik Augustson <erik_27can@yahoo.com>
   5  * Copyright (C) 2006 Gianluigi Tiesi <sherpya@netfarm.it>
   6  *
   7  * This file is part of MPlayer.
   8  *
   9  * MPlayer is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * MPlayer is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  22  */
  23
  24 #include <windows.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include "mp_msg.h"
  28 #include "playlist.h"
  29
  30 /* TODO: implement sort_playlist */
  31
  32 BOOL adddirtoplaylist(playlist_t *playlist, const char *path, BOOL recursive)
  33 {
  34     HANDLE findHandle = INVALID_HANDLE_VALUE;
  35     WIN32_FIND_DATA finddata;
  36     char findpath[MAX_PATH], filename[MAX_PATH];
  37     char *filepart;
  38
  39     sprintf(findpath, "%s\\*.*", path);
  40
  41     findHandle = FindFirstFile(findpath, &finddata);
  42
  43     if (findHandle == INVALID_HANDLE_VALUE) return FALSE;
  44     do
  45     {
  46         if (finddata.cFileName[0] == '.' || strstr(finddata.cFileName, "Thumbs.db")) continue;
  47         sprintf(findpath, "%s\\%s", path, finddata.cFileName);
  48
  49         if (GetFileAttributes(findpath) & FILE_ATTRIBUTE_DIRECTORY)
  50         {
  51             if(recursive)
  52                 adddirtoplaylist(playlist, findpath, recursive);
  53         }
  54         else
  55         {
  56             if (GetFullPathName(findpath, MAX_PATH, filename, &filepart))
  57                 playlist->add_track(playlist, filename, NULL, filepart, 0);
  58         }
  59     } while (FindNextFile(findHandle, &finddata));
  60     FindClose(findHandle);
  61     return TRUE;
  62 }
  63
  64 static void add_track(playlist_t *playlist, const char *filename, const char *artist, const char *title, int duration)
  65 {
  66     (playlist->trackcount)++;
  67     playlist->tracks = realloc(playlist->tracks, playlist->trackcount * sizeof(pl_track_t *));
  68     playlist->tracks[playlist->trackcount - 1] = calloc(1, sizeof(pl_track_t));
  69     if(filename) playlist->tracks[playlist->trackcount - 1]->filename = strdup(filename);
  70     if(artist) playlist->tracks[playlist->trackcount - 1]->artist = strdup(artist);
  71     if(title) playlist->tracks[playlist->trackcount - 1]->title = strdup(title);
  72     if(duration) playlist->tracks[playlist->trackcount - 1]->duration = duration;
  73 }
  74
  75 static void remove_track(playlist_t *playlist, int number)
  76 {
  77     pl_track_t **tmp = calloc(1, playlist->trackcount * sizeof(pl_track_t *));
  78     int i, p = 0;
  79     memcpy(tmp, playlist->tracks, playlist->trackcount * sizeof(pl_track_t *));
  80     (playlist->trackcount)--;
  81     playlist->tracks = realloc(playlist->tracks, playlist->trackcount * sizeof(pl_track_t *));
  82     for(i=0; i<playlist->trackcount + 1; i++)
  83     {
  84         if(i != (number - 1))
  85         {
  86             playlist->tracks[p] = tmp[i];
  87             p++;
  88         }
  89         else
  90         {
  91             if(tmp[i]->filename) free(tmp[i]->filename);
  92             if(tmp[i]->artist) free(tmp[i]->artist);
  93             if(tmp[i]->title) free(tmp[i]->title);
  94             free(tmp[i]);
  95         }
  96     }
  97     free(tmp);
  98 }
  99
 100 static void moveup_track(playlist_t *playlist, int number)
 101 {
 102     pl_track_t *tmp;
 103     if(number == 1) return; /* already first */
 104     tmp = playlist->tracks[number - 2];
 105     playlist->tracks[number - 2] = playlist->tracks[number - 1];
 106     playlist->tracks[number - 1] = tmp;
 107 }
 108
 109 static void movedown_track(playlist_t *playlist, int number)
 110 {
 111     pl_track_t *tmp;
 112     if(number == playlist->trackcount) return; /* already latest */
 113     tmp = playlist->tracks[number];
 114     playlist->tracks[number] = playlist->tracks[number - 1];
 115     playlist->tracks[number - 1] = tmp;
 116 }
 117
 118 static void sort_playlist(playlist_t *playlist, int opt) {}
 119
 120 static void clear_playlist(playlist_t *playlist)
 121 {
 122     while(playlist->trackcount) playlist->remove_track(playlist, 1);
 123     playlist->tracks = NULL;
 124     playlist->current = 0;
 125 }
 126
 127 static void free_playlist(playlist_t *playlist)
 128 {
 129     if(playlist->tracks) playlist->clear_playlist(playlist);
 130     free(playlist);
 131 }
 132
 133 static void dump_playlist(playlist_t *playlist)
 134 {
 135     int i;
 136     for (i=0; i<playlist->trackcount; i++)
 137     {
 138         mp_msg(MSGT_GPLAYER, MSGL_V, "track %i %s ", i + 1, playlist->tracks[i]->filename);
 139         if(playlist->tracks[i]->artist) mp_msg(MSGT_GPLAYER, MSGL_V, "%s ", playlist->tracks[i]->artist);
 140         if(playlist->tracks[i]->title) mp_msg(MSGT_GPLAYER, MSGL_V, "- %s ", playlist->tracks[i]->title);
 141         if(playlist->tracks[i]->duration) mp_msg(MSGT_GPLAYER, MSGL_V, "%i ", playlist->tracks[i]->duration);
 142         mp_msg(MSGT_GPLAYER, MSGL_V, "\n");
 143     }
 144 }
 145
 146 playlist_t *create_playlist(void)
 147 {
 148     playlist_t *playlist = calloc(1, sizeof(playlist_t));
 149     playlist->add_track = add_track;
 150     playlist->remove_track = remove_track;
 151     playlist->moveup_track = moveup_track;
 152     playlist->movedown_track = movedown_track;
 153     playlist->dump_playlist = dump_playlist;
 154     playlist->sort_playlist = sort_playlist;
 155     playlist->clear_playlist = clear_playlist;
 156     playlist->free_playlist = free_playlist;
 157     return playlist;
 158 }