doc/tools: Fix shebang - ranger - mirror of ranger - a simple, vim-like file manager

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author	nfnty <git@nfnty.se>	2017-07-30 16:14:20 +0200
committer	nfnty <git@nfnty.se>	2017-07-30 16:16:48 +0200
commit	35f47f53a32b29f746c5ddcd4fb367bf2ad7e640 (patch)
tree	65285c152bbbe3f7fe16d1787f5e84a9505bd309 /examples/plugin_new_macro.py
parent	a81b6ecf750aba0eb9efceea88f43ffbf3729700 (diff)
download	ranger-35f47f53a32b29f746c5ddcd4fb367bf2ad7e640.tar.gz

doc/tools: Fix shebang

Diffstat (limited to 'examples/plugin_new_macro.py')

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 BrowserColumn widget displays the contents of a directory or file.""" import re from time import time from . import Widget from .pager import Pager # Don't even try to preview files which mach this regular expression: PREVIEW_BLACKLIST = re.compile(r""" # look at the extension: \.( # one character extensions: [oa] # media formats: | avi | [mj]pe?g | mp\d | og[gmv] | wm[av] | mkv | flv | png | bmp | vob | wav | mpc | flac | divx? | xcf | pdf # binary files: | torrent | class | so | img | py[co] # containers: | iso | rar | zip | 7z | tar | gz | bz2 ) # ignore dummy suffixes: (\.bak|~)? # ignore fully numerical file extensions: (\.\d+)*? $ """, re.VERBOSE | re.IGNORECASE) class BrowserColumn(Pager, Widget): main_column = False display_infostring = False scroll_begin = 0 target = None tagged_marker = '*' last_redraw_time = -1 old_dir = None old_cf = None def __init__(self, win, level): Pager.__init__(self, win) Widget.__init__(self, win) self.level = level def resize(self, y, x, hei, wid): Widget.resize(self, y, x, hei, wid) def click(self, event): """Handle a MouseEvent""" from ranger.fsobject.fsobject import T_DIRECTORY if not (event.pressed(1) or event.pressed(3)): return False if self.target is None: pass elif self.target.type is T_DIRECTORY: index = self.scroll_begin + event.y - self.y if event.pressed(1): if not self.main_column: self.fm.enter_dir(self.target.path) if index < len(self.target): self.fm.move_pointer(absolute = index) elif event.pressed(3): try: clicked_file = self.target.files[index] self.fm.enter_dir(clicked_file.path) except: pass else: if self.level > 0: self.fm.move_right() return True def has_preview(self): from ranger.fsobject.file import File from ranger.fsobject.directory import Directory if self.target is None: return False if isinstance(self.target, File): if not self._preview_this_file(self.target): return False return True def poke(self): Widget.poke(self) self.target = self.env.at_level(self.level) def draw(self): """Call either _draw_file() or _draw_directory()""" from ranger import log from ranger.fsobject.file import File from ranger.fsobject.directory import Directory if self.target != self.old_dir: self.need_redraw = True self.old_dir = self.target if isinstance(self.target, Directory) \ and self.target.pointed_obj != self.old_cf: self.need_redraw = True self.old_cf = self.target.pointed_obj if type(self.target) == Directory: if self.target.load_content_if_outdated(): self.need_redraw = True elif self.target.sort_if_outdated(): self.need_redraw = True elif self.last_redraw_time < self.target.last_update_time: self.need_redraw = True if self.need_redraw: self.win.erase() if self.target is None: pass elif type(self.target) == File: Pager.open(self) self._draw_file() elif type(self.target) == Directory: self._draw_directory() Widget.draw(self) self.need_redraw = False self.last_redraw_time = time() def _preview_this_file(self, target): return self.settings.preview_files \ and not PREVIEW_BLACKLIST.search(target.basename) def _draw_file(self): """Draw a preview of the file, if the settings allow it""" self.win.move(0, 0) if not self.target.accessible: self.win.addnstr("not accessible", self.wid) Pager.close(self) return if not self._preview_this_file(self.target): Pager.close(self) return try: f = open(self.target.path, 'r') except: Pager.close(self) else: self.set_source(f) Pager.draw(self) def _draw_directory(self): """Draw the contents of a directory""" from ranger.fsobject.directory import Directory import stat base_color = ['in_browser'] self.target.use() self.win.move(0, 0) if not self.target.content_loaded: maxdirsize = self.settings.max_dirsize_for_autopreview if not self.target.force_load and maxdirsize is not None \ and self.target.accessible \ and self.target.size > maxdirsize: self.color(base_color, 'error') self.win.addnstr("no preview", self.wid) self.color_reset() return self.color(base_color) self.win.addnstr("...", self.wid) self.color_reset() return if self.main_column: base_color.append('main_column') if not self.target.accessible: self.color(base_color, 'error') self.win.addnstr("not accessible", self.wid) self.color_reset() return if self.target.empty(): self.color(base_color, 'empty') self.win.addnstr("empty", self.wid) self.color_reset() return self._set_scroll_begin() selected_i = self.target.pointer for line in range(self.hei): i = line + self.scroll_begin try: drawed = self.target.files[i] except IndexError: break this_color = base_color + list(drawed.mimetype_tuple) text = drawed.basename tagged = drawed.realpath in self.fm.tags if i == selected_i: this_color.append('selected') if drawed.marked: this_color.append('marked') if self.main_column: text = " " + text if tagged: this_color.append('tagged') if self.main_column: text = self.tagged_marker + text if isinstance(drawed, Directory): this_color.append('directory') else: this_color.append('file') if drawed.stat is not None and drawed.stat.st_mode & stat.S_IXUSR: this_color.append('executable') if drawed.islink: this_color.append('link') this_color.append(drawed.exists and 'good' or 'bad') string = drawed.basename try: if self.main_column: if tagged: self.win.addnstr(line, 0, text, self.wid - 2) elif self.wid > 1: self.win.addnstr(line, 1, text, self.wid - 2) else: self.win.addnstr(line, 0, text, self.wid) if self.display_infostring and drawed.infostring: info = drawed.infostring x = self.wid - 1 - len(info) if x > self.x: self.win.addstr(line, x, str(info) + ' ') except: # the drawing of the last string will cause an error # because ncurses tries to move out of the bounds pass self.color_at(line, 0, self.wid, this_color) if self.main_column and tagged and self.wid > 2: this_color.append('tag_marker') self.color_at(line, 0, len(self.tagged_marker), this_color) self.color_reset() def _get_scroll_begin(self): """Determines scroll_begin (the position of the first displayed file)""" offset = self.settings.scroll_offset dirsize = len(self.target) winsize = self.hei halfwinsize = winsize // 2 index = self.target.pointer or 0 original = self.target.scroll_begin projected = index - original upper_limit = winsize - 1 - offset lower_limit = offset if original < 0: return 0 if dirsize < winsize: return 0 if halfwinsize < offset: return min( dirsize - winsize, max( 0, index - halfwinsize )) if original > dirsize - winsize: self.target.scroll_begin = dirsize - winsize return self._get_scroll_begin() if projected < upper_limit and projected > lower_limit: return original if projected > upper_limit: return min( dirsize - winsize, original + (projected - upper_limit)) if projected < upper_limit: return max( 0, original - (lower_limit - projected)) return original def _set_scroll_begin(self): """Updates the scroll_begin value""" self.scroll_begin = self._get_scroll_begin() self.target.scroll_begin = self.scroll_begin # TODO: does not work if options.scroll_offset is high, # relative > 1 and you scroll from scroll_begin = 1 to 0 def scroll(self, relative): """scroll by n lines""" self.need_redraw = True self._set_scroll_begin() old_value = self.target.scroll_begin self.target.scroll_begin += relative self._set_scroll_begin() if self.target.scroll_begin == old_value: self.target.move(relative = relative) self.target.scroll_begin += relative def __str__(self): return self.__class__.__name__ + ' at level ' + str(self.level)


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