diff options
| -rw-r--r-- | tools/pygrub/src/pygrub | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/tools/pygrub/src/pygrub b/tools/pygrub/src/pygrub index a0475a30cb..2db333e9e2 100644 --- a/tools/pygrub/src/pygrub +++ b/tools/pygrub/src/pygrub @@ -221,6 +221,7 @@ class GrubLineEditor(curses.textpad.Textbox): class Grub: + ENTRY_WIN_LINES = 8 def __init__(self, file, fs = None): self.screen = None self.entry_win = None @@ -238,7 +239,7 @@ class Grub: except: pass # Not important if we can't use colour enable_cursor(False) - self.entry_win = curses.newwin(10, 74, 2, 1) + self.entry_win = curses.newwin(Grub.ENTRY_WIN_LINES + 2, 74, 2, 1) self.text_win = curses.newwin(10, 70, 12, 5) curses.def_prog_mode() @@ -287,12 +288,20 @@ class Grub: self.text_win.noutrefresh() curline = 0 + pos = 0 img = copy.deepcopy(origimg) while 1: draw() self.entry_win.erase() - self.entry_win.box() - for idx in range(0, len(img.lines)): + + rs = 0 + re = len(img.lines) + idp = 1 + if re > Grub.ENTRY_WIN_LINES: + rs = curline - pos + re = rs + Grub.ENTRY_WIN_LINES + + for idx in range(rs, re): # current line should be highlighted if idx == curline: self.entry_win.attron(curses.A_REVERSE) @@ -302,9 +311,11 @@ class Grub: if len(l) > 70: l = l[:69] + ">" - self.entry_win.addstr(idx + 1, 2, l) + self.entry_win.addstr(idp, 2, l) if idx == curline: self.entry_win.attroff(curses.A_REVERSE) + idp += 1 + self.entry_win.box() self.entry_win.noutrefresh() curses.doupdate() @@ -313,8 +324,12 @@ class Grub: break elif c == curses.KEY_UP: curline -= 1 + if pos > 0: + pos -= 1 elif c == curses.KEY_DOWN: curline += 1 + if pos < Grub.ENTRY_WIN_LINES - 1: + pos += 1 elif c == ord('b'): self.isdone = True break |