diff options
| -rw-r--r-- | apps/tree.c | 113 |
1 files changed, 62 insertions, 51 deletions
diff --git a/apps/tree.c b/apps/tree.c index cef63a0..0d583a7 100644 --- a/apps/tree.c +++ b/apps/tree.c @@ -354,60 +354,71 @@ bool dirbrowse(char *root) break; case TREE_PREV: - if(dircursor) { - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false); - dircursor--; - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - else { - if (start) { - start--; - numentries = showdir(currdir, start); - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - else { - if (numentries < TREE_MAX_ON_SCREEN) { - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false); - dircursor = numentries - 1; - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - else { - start = numentries - TREE_MAX_ON_SCREEN; - dircursor = TREE_MAX_ON_SCREEN - 1; - numentries = showdir(currdir, start); - put_cursorxy(0, CURSOR_Y + LINE_Y + TREE_MAX_ON_SCREEN - 1, true); - } - } - } - lcd_update(); + if(filesindir) + { + if(dircursor) { + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false); + dircursor--; + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); + } + else { + if (start) { + start--; + numentries = showdir(currdir, start); + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); + } + else { + if (numentries < TREE_MAX_ON_SCREEN) { + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, + false); + dircursor = numentries - 1; + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, + true); + } + else { + start = numentries - TREE_MAX_ON_SCREEN; + dircursor = TREE_MAX_ON_SCREEN - 1; + numentries = showdir(currdir, start); + put_cursorxy(0, CURSOR_Y + LINE_Y + + TREE_MAX_ON_SCREEN - 1, true); + } + } + } + lcd_update(); + } break; case TREE_NEXT: - if (dircursor + start + 1 < numentries ) { - if(dircursor+1 < TREE_MAX_ON_SCREEN) { - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false); - dircursor++; - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - else { - start++; - numentries = showdir(currdir, start); - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - } - else { - if(numentries < TREE_MAX_ON_SCREEN) { - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false); - start = dircursor = 0; - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - else { - start = dircursor = 0; - numentries = showdir(currdir, start); - put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); - } - } - lcd_update(); + if(filesindir) + { + if (dircursor + start + 1 < numentries ) { + if(dircursor+1 < TREE_MAX_ON_SCREEN) { + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, + false); + dircursor++; + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); + } + else { + start++; + numentries = showdir(currdir, start); + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); + } + } + else { + if(numentries < TREE_MAX_ON_SCREEN) { + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, + false); + start = dircursor = 0; + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); + } + else { + start = dircursor = 0; + numentries = showdir(currdir, start); + put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true); + } + } + lcd_update(); + } break; case TREE_MENU: { |