Added basic playlist creation. Creates <dirname>.m3u in the parent directory, containing all mp3/mp2/mpa files found recursively. The process can be aborted with OFF or STOP.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3185 a1c6a512-1295-4272-9138-f99709370657

apps/lang/english.lang

@@ -1316,3 +1316,13 @@ id: LANG_ALARM_MOD_KEYS
 desc: Shown key functions in alarm menu (for the RTC alarm mod).
 eng: "PLAY=Set OFF=Cancel"
 new: 
+
+id: LANG_CREATE_PLAYLIST
+desc: Menu option for creating a playlist
+eng: "Create Playlist"
+new:
+
+id: LANG_CREATING
+desc: Screen feedback during playlist creation
+eng: "Creating"
+new:

apps/main_menu.c

@@ -257,14 +257,15 @@ bool main_menu(void)
     struct menu_items items[] = {
         { str(LANG_SOUND_SETTINGS),     sound_menu        },
         { str(LANG_GENERAL_SETTINGS),   settings_menu     },
+#ifdef HAVE_MAS3587F
+        { str(LANG_RECORDING),          recording_screen  },
+        { str(LANG_RECORDING_SETTINGS), recording_menu    },
+#endif
+        { str(LANG_CREATE_PLAYLIST),    create_playlist },
         { str(LANG_SLEEP_TIMER),        sleeptimer_screen },
 #ifdef HAVE_ALARM_MOD
         { str(LANG_ALARM_MOD_ALARM_MENU), alarm_screen    },
 #endif
-#ifdef HAVE_MAS3587F
-        { str(LANG_RECORDING_SETTINGS), recording_menu    },
-        { str(LANG_RECORDING),          recording_screen  },
-#endif
 #ifdef HAVE_LCD_BITMAP
 #ifdef USE_GAMES
         { str(LANG_GAMES),              games_menu        },

apps/tree.c

@@ -1419,3 +1419,104 @@ bool dirbrowse(char *root)
 
     return false;
 }
+
+static int plsize = 0;
+static bool add_dir(char* dirname, int fd)
+{
+    bool abort = false;
+    char buf[MAX_PATH/2]; /* saving a little stack... */
+
+    DEBUGF("add_dir(%s)\n",dirname);
+    
+    /* check for user abort */
+#ifdef HAVE_PLAYER_KEYPAD
+    if (button_get(false) == BUTTON_STOP)
+#else
+    if (button_get(false) == BUTTON_OFF)
+#endif
+        return true;
+    
+    DIR* dir = opendir(dirname);
+    if(!dir)
+        return true;
+
+    while (true) {
+        struct dirent *entry;
+
+        entry = readdir(dir);
+        if (!entry)
+            break;
+        if (entry->attribute & ATTR_DIRECTORY) {
+            if (!strcmp(entry->d_name, ".") ||
+                !strcmp(entry->d_name, ".."))
+                continue;
+            snprintf(buf, sizeof buf, "%s/%s", dirname, entry->d_name);
+            if (add_dir(buf,fd)) {
+                abort = true;
+                break;
+            }
+        }
+        else {
+            int x = strlen(entry->d_name);
+            if ((!strcasecmp(&entry->d_name[x-4], ".mp3")) ||
+                (!strcasecmp(&entry->d_name[x-4], ".mp2")) ||
+                (!strcasecmp(&entry->d_name[x-4], ".mpa")))
+            {
+                DEBUGF("adding %s\n",entry->d_name);
+                write(fd, dirname, strlen(dirname));
+                write(fd, "/", 1);
+                write(fd, entry->d_name, x);
+                write(fd, "\n", 1);
+
+                plsize++;
+                snprintf(buf, sizeof buf, "%d", plsize);
+#ifdef HAVE_LCD_BITMAP
+                lcd_puts(0,4,buf);
+                lcd_update();
+#else
+                x = 10;
+                if (plsize > 999)
+                    x=7;
+                else {
+                    if (plsize > 99)
+                        x=8;
+                    else {
+                        if (plsize > 9)
+                            x=9;
+                    }
+                }
+                lcd_puts(x,0,buf);
+#endif
+            }
+        }
+    }
+    closedir(dir);
+
+    return abort;
+}
+
+bool create_playlist(void)
+{
+    int fd;
+    char filename[MAX_PATH];
+
+    snprintf(filename, sizeof filename, "%s.m3u",
+             currdir[1] ? currdir : "/root");
+
+    lcd_clear_display();
+    lcd_puts(0,0,str(LANG_CREATING));
+    lcd_puts_scroll(0,1,filename);
+    lcd_update();
+
+    fd = creat(filename,0);
+    if (!fd)
+        return false;
+
+    plsize = 0;
+    add_dir(currdir[1] ? currdir : "/", fd);
+    close(fd);
+    sleep(HZ);
+    
+    return false;
+}
+

apps/tree.h

@@ -24,5 +24,6 @@
 void browse_root(void);
 void set_current_file(char *path);
 bool dirbrowse(char *root);
+bool create_playlist(void);
 
 #endif