Always remember to bring your towel. - ranger - mirror of ranger

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author	hut <hut@lavabit.com>	2012-03-05 12:02:54 +0100
committer	hut <hut@lavabit.com>	2012-03-05 12:24:36 +0100
commit	15bcea18269c62850146d08a575b3e1e139faba5 (patch)
tree	e76ed17115abf22d9a1e4920680ed475c1330855 /doc/pydoc/ranger.defaults.keys.html
parent	9dde8e361b0b71d1aa6bb5086313b90f5fc25dd5 (diff)
download	ranger-1.5.3.tar.gz

Always remember to bring your towel. v1.5.3

Diffstat (limited to 'doc/pydoc/ranger.defaults.keys.html')

0 files changed, 0 insertions, 0 deletions

# Copyright (c) 2009, 2010 hut <hut@lavabit.com> # # Permission to use, copy, modify, and/or distribute this software for any # purpose with or without fee is hereby granted, provided that the above # copyright notice and this permission notice appear in all copies. # # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. """The BrowserView manages a set of BrowserColumns.""" from . import Widget from .browsercolumn import BrowserColumn from .pager import Pager from ..displayable import DisplayableContainer class BrowserView(Widget, DisplayableContainer): ratios = None preview = True preview_available = True stretch_ratios = None need_clear = False def __init__(self, win, ratios, preview = True): DisplayableContainer.__init__(self, win) self.ratios = ratios self.preview = preview # normalize ratios: ratio_sum = float(sum(ratios)) self.ratios = tuple(map(lambda x: x / ratio_sum, ratios)) if len(self.ratios) >= 2: self.stretch_ratios = self.ratios[:-2] + \ ((self.ratios[-2] + self.ratios[-1] * 0.9), (self.ratios[-1] * 0.1)) offset = 1 - len(ratios) if preview: offset += 1 for level in range(len(ratios)): fl = BrowserColumn(self.win, level + offset) self.add_child(fl) try: self.main_column = self.container[preview and -2 or -1] except IndexError: self.main_column = None else: self.main_column.display_infostring = True self.main_column.main_column = True self.pager = Pager(self.win, embedded=True) self.pager.visible = False self.add_child(self.pager) def draw(self): try: if self.env.cmd.show_obj.draw_bookmarks: self._draw_bookmarks() except AttributeError: if self.need_clear: self.win.erase() self.need_redraw = True self.need_clear = False DisplayableContainer.draw(self) def finalize(self): if self.pager.visible: try: self.fm.ui.win.move(self.main_column.y, self.main_column.x) except: pass else: x = self.main_column.x y = self.main_column.y + self.main_column.target.pointer\ - self.main_column.scroll_begin try: self.fm.ui.win.move(y, x) except: pass def _draw_bookmarks(self): self.need_clear = True sorted_bookmarks = sorted(item for item in self.fm.bookmarks \ if '/.' not in item[1].path) def generator(): return zip(range(self.hei), sorted_bookmarks) try: maxlen = max(len(item[1].path) for i, item in generator()) except ValueError: return maxlen = min(maxlen + 5, self.wid) for line, items in generator(): key, mark = items string = " " + key + ": " + mark.path self.addnstr(line, 0, string.ljust(maxlen), self.wid) def resize(self, y, x, hei, wid): """Resize all the columns according to the given ratio""" DisplayableContainer.resize(self, y, x, hei, wid) left = 0 cut_off_last = self.preview and not self.preview_available \ and self.stretch_ratios if cut_off_last: generator = zip(self.stretch_ratios, range(len(self.ratios))) else: generator = zip(self.ratios, range(len(self.ratios))) last_i = len(self.ratios) - 1 for ratio, i in generator: wid = int(ratio * self.wid) if i == last_i: wid = int(self.wid - left + 1) if i == last_i - 1: self.pager.resize(0, left, hei, max(1, self.wid - left)) try: self.container[i].resize(0, left, hei, max(1, wid-1)) except KeyError: pass left += wid def click(self, event): n = event.ctrl() and 1 or 3 if event.pressed(4): self.main_column.scroll(relative = -n) elif event.pressed(2) or event.key_invalid(): self.main_column.scroll(relative = n) else: DisplayableContainer.click(self, event) def open_pager(self): self.pager.visible = True self.pager.focused = True self.pager.open() try: self.container[-2].visible = False self.container[-3].visible = False except IndexError: pass def close_pager(self): self.pager.visible = False self.pager.focused = False self.pager.close() try: self.container[-2].visible = True self.container[-3].visible = True except IndexError: pass def poke(self): DisplayableContainer.poke(self) if self.settings.collapse_preview and self.preview: has_preview = self.container[-2].has_preview() if self.preview_available != has_preview: self.preview_available = has_preview self.resize(self.y, self.x, self.hei, self.wid)


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