/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 Daniel Stenberg * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include #include #include #include #include "dir.h" #include "file.h" #include "lcd.h" #include "button.h" #include "kernel.h" #include "tree.h" #include "play.h" #include "main_menu.h" #ifdef HAVE_LCD_BITMAP #include "icons.h" #endif #define MAX_FILES_IN_DIR 200 #define TREE_MAX_FILENAMELEN 128 #define MAX_DIR_LEVELS 10 struct entry { bool file; /* true if file, false if dir */ char name[TREE_MAX_FILENAMELEN]; }; static struct entry buffer[MAX_FILES_IN_DIR]; static int filesindir; void browse_root(void) { dirbrowse("/"); } #ifdef HAVE_LCD_BITMAP #define TREE_MAX_ON_SCREEN 7 #define TREE_MAX_LEN_DISPLAY 16 /* max length that fits on screen */ #define MARGIN_Y 8 /* Y pixel margin */ #define MARGIN_X 12 /* X pixel margin */ #define LINE_Y 0 /* Y position the entry-list starts at */ #define LINE_X 2 /* X position the entry-list starts at */ #define LINE_HEIGTH 8 /* pixels for each text line */ extern unsigned char bitmap_icons_6x8[LastIcon][6]; extern icons_6x8; #else /* HAVE_LCD_BITMAP */ #define TREE_MAX_ON_SCREEN 2 #define TREE_MAX_LEN_DISPLAY 11 /* max length that fits on screen */ #define LINE_Y 0 /* Y position the entry-list starts at */ #define LINE_X 1 /* X position the entry-list starts at */ #endif /* HAVE_LCD_BITMAP */ static int showdir(char *path, int start) { static char lastdir[256] = {0}; #ifdef HAVE_LCD_BITMAP int icon_type = 0; #endif int i; /* new dir? cache it */ if (strncmp(path,lastdir,sizeof(lastdir))) { DIR *dir = opendir(path); if(!dir) return -1; /* not a directory */ for ( i=0; id_name[0] == '.') { /* skip names starting with a dot */ i--; continue; } buffer[i].file = !(entry->attribute & ATTR_DIRECTORY); strncpy(buffer[i].name,entry->d_name,TREE_MAX_FILENAMELEN); buffer[i].name[TREE_MAX_FILENAMELEN-1]=0; } filesindir = i; closedir(dir); strncpy(lastdir,path,sizeof(lastdir)); lastdir[sizeof(lastdir)-1] = 0; } lcd_clear_display(); #ifdef HAVE_LCD_BITMAP lcd_putsxy(0,0, "[Browse]",0); lcd_update(); #endif for ( i=start; i < start+TREE_MAX_ON_SCREEN; i++ ) { int len; if ( i >= filesindir ) break; len = strlen(buffer[i].name); #ifdef HAVE_LCD_BITMAP if ( buffer[i].file ) icon_type=File; else icon_type=Folder; lcd_bitmap(bitmap_icons_6x8[icon_type], 6, MARGIN_Y+(i-start)*LINE_HEIGTH, 6, 8, true); #endif if(len < TREE_MAX_LEN_DISPLAY) lcd_puts(LINE_X, LINE_Y+i-start, buffer[i].name); else { char storage = buffer[i].name[TREE_MAX_LEN_DISPLAY]; buffer[i].name[TREE_MAX_LEN_DISPLAY]=0; lcd_puts(LINE_X, LINE_Y+i-start, buffer[i].name); buffer[i].name[TREE_MAX_LEN_DISPLAY]=storage; } } return filesindir; } bool dirbrowse(char *root) { int numentries; char buf[255]; char currdir[255]; int dircursor=0; int i; int start=0; int dirpos[MAX_DIR_LEVELS]; int dirlevel=0; lcd_clear_display(); #ifdef HAVE_LCD_BITMAP lcd_putsxy(0,0, "[Browse]",0); lcd_setmargins(0,MARGIN_Y); lcd_setfont(0); #endif memcpy(currdir,root,sizeof(currdir)); numentries = showdir(root, start); if (numentries == -1) return -1; /* root is not a directory */ lcd_puts(0, dircursor, "-"); #ifdef HAVE_LCD_BITMAP lcd_update(); #endif while(1) { switch(button_get(true)) { #if defined(SIMULATOR) && defined(HAVE_RECODER_KEYPAD) case BUTTON_OFF: return false; #endif #ifdef HAVE_RECORDER_KEYPAD case BUTTON_LEFT: #else case BUTTON_STOP: #endif i=strlen(currdir); if (i>1) { while (currdir[i-1]!='/') i--; strcpy(buf,&currdir[i]); if (i==1) currdir[i]=0; else currdir[i-1]=0; dirlevel--; if ( dirlevel < MAX_DIR_LEVELS ) start = dirpos[dirlevel]; else start = 0; numentries = showdir(currdir, start); dircursor=0; while ( (dircursor < TREE_MAX_ON_SCREEN) && (strcmp(buffer[dircursor+start].name,buf)!=0)) dircursor++; if (dircursor==TREE_MAX_ON_SCREEN) dircursor=0; lcd_puts(0, LINE_Y+dircursor, "-"); } break; #ifdef HAVE_RECORDER_KEYPAD case BUTTON_RIGHT: #endif case BUTTON_PLAY: if ((currdir[0]=='/') && (currdir[1]==0)) { snprintf(buf,sizeof(buf),"%s%s",currdir,buffer[dircursor+start].name); } else { snprintf(buf,sizeof(buf),"%s/%s",currdir,buffer[dircursor+start].name); } if (!buffer[dircursor+start].file) { memcpy(currdir,buf,sizeof(currdir)); if ( dirlevel < MAX_DIR_LEVELS ) dirpos[dirlevel] = start+dircursor; dirlevel++; dircursor=0; start=0; } else { playtune(currdir, buffer[dircursor+start].name); #ifdef HAVE_LCD_BITMAP lcd_setmargins(0, MARGIN_Y); lcd_setfont(0); #endif } numentries = showdir(currdir, start); lcd_puts(0, LINE_Y+dircursor, "-"); break; #ifdef HAVE_RECORDER_KEYPAD case BUTTON_UP: #else case BUTTON_LEFT: #endif if(dircursor) { lcd_puts(0, LINE_Y+dircursor, " "); dircursor--; lcd_puts(0, LINE_Y+dircursor, "-"); lcd_update(); } else { if (start) { start--; numentries = showdir(currdir, start); lcd_puts(0, LINE_Y+dircursor, "-"); } } break; #ifdef HAVE_RECORDER_KEYPAD case BUTTON_DOWN: #else case BUTTON_RIGHT: #endif if (dircursor + start + 1 < numentries ) { if(dircursor+1 < TREE_MAX_ON_SCREEN) { lcd_puts(0, LINE_Y+dircursor, " "); dircursor++; lcd_puts(0, LINE_Y+dircursor, "-"); } else { start++; numentries = showdir(currdir, start); lcd_puts(0, LINE_Y+dircursor, "-"); } } break; #ifdef HAVE_RECORDER_KEYPAD case BUTTON_F1: case BUTTON_F2: case BUTTON_F3: #else case BUTTON_MENU: #endif main_menu(); /* restore display */ /* TODO: this is just a copy from BUTTON_STOP, fix it */ lcd_clear_display(); #ifdef HAVE_LCD_BITMAP lcd_putsxy(0,0, "[Browse]",0); lcd_setmargins(0,MARGIN_Y); lcd_setfont(0); #endif numentries = showdir(currdir, start); dircursor=0; while ( (dircursor < TREE_MAX_ON_SCREEN) && (strcmp(buffer[dircursor+start].name,buf)!=0)) dircursor++; if (dircursor==TREE_MAX_ON_SCREEN) dircursor=0; lcd_puts(0, LINE_Y+dircursor, "-"); break; } lcd_update(); } return false; }