diff options
Diffstat (limited to 'ranger/gui/widgets/pager.py')
| -rw-r--r-- | ranger/gui/widgets/pager.py | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/ranger/gui/widgets/pager.py b/ranger/gui/widgets/pager.py index c0bc98b4..798c4697 100644 --- a/ranger/gui/widgets/pager.py +++ b/ranger/gui/widgets/pager.py @@ -1,4 +1,5 @@ # Copyright (C) 2009, 2010 Roman Zimbelmann <romanz@lavabit.com> +# Copyright (C) 2010 David Barnett <davidbarnett2@gmail.com> # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -18,6 +19,7 @@ The pager displays text and allows you to scroll inside it. """ import re from . import Widget +from ranger.gui import ansi from ranger.ext.direction import Direction from ranger.container.keymap import CommandArgs @@ -33,6 +35,7 @@ class Pager(Widget): old_source = None old_scroll_begin = 0 old_startx = 0 + max_width = None def __init__(self, win, embedded=False): Widget.__init__(self, win) self.embedded = embedded @@ -106,6 +109,13 @@ class Pager(Widget): if TITLE_REGEXP.match(line): self.color_at(i, 0, -1, 'title', *baseclr) + elif self.markup == 'ansi': + self.win.move(i, 0) + for chunk in ansi.text_with_fg_bg_attr(line): + if isinstance(chunk, tuple): + self.set_fg_bg_attr(*chunk) + else: + self.addstr(chunk) def move(self, narg=None, **kw): direction = Direction(kw) @@ -113,7 +123,7 @@ class Pager(Widget): self.startx = direction.move( direction=direction.right(), override=narg, - maximum=self._get_max_width(), + maximum=self.max_width, current=self.startx, pagesize=self.wid, offset=-self.wid + 1) @@ -158,12 +168,14 @@ class Pager(Widget): if isinstance(source, str): self.source_is_stream = False - self.lines = source.split('\n') + self.markup = 'ansi' + self.lines = source.splitlines() elif hasattr(source, '__getitem__'): self.source_is_stream = False self.lines = source elif hasattr(source, 'readline'): self.source_is_stream = True + self.markup = 'ansi' self.lines = [] else: self.source = None @@ -191,6 +203,8 @@ class Pager(Widget): if attempt_to_read and self.source_is_stream: try: for l in self.source: + if len(l) > self.max_width: + self.max_width = len(l) self.lines.append(l) if len(self.lines) > n: break @@ -206,11 +220,12 @@ class Pager(Widget): while True: try: line = self._get_line(i).expandtabs(4) - line = line[startx:self.wid + startx].rstrip() - yield line + if self.markup is 'ansi': + line = ansi.char_slice(line, startx, self.wid + startx) \ + + ansi.reset + else: + line = line[startx:self.wid + startx] + yield line.rstrip() except IndexError: raise StopIteration i += 1 - - def _get_max_width(self): - return max(len(line) for line in self.lines) |