From de28d6df4179500c9048f177dcc1f94214fdad00 Mon Sep 17 00:00:00 2001 From: hut Date: Tue, 11 Oct 2011 19:30:26 +0200 Subject: defaults.commands: replaced introduction --- ranger/defaults/commands.py | 125 ++++++++++++++++++++++++++------------------ 1 file changed, 73 insertions(+), 52 deletions(-) diff --git a/ranger/defaults/commands.py b/ranger/defaults/commands.py index c16deeda..613d1bba 100644 --- a/ranger/defaults/commands.py +++ b/ranger/defaults/commands.py @@ -1,59 +1,80 @@ +# -*- coding: utf-8 -*- # Copyright (C) 2009, 2010, 2011 Roman Zimbelmann +# This configuration file is licensed under the same terms as ranger. +# =================================================================== +# This file contains ranger's commands. +# It's all in python; lines beginning with # are comments. # -# 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 -# the Free Software Foundation, either version 3 of the License, or -# (at your option) any later version. +# Note that additional commands are automatically generated from the methods +# of the class ranger.core.actions.Actions. # -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. +# You can customize commands in the file ~/.config/ranger/commands.py. +# It has the same syntax as this file. In fact, you can just copy this +# file there with `ranger --copy-config=commands' and make your modifications. +# But make sure you update your configs when you update ranger. # -# You should have received a copy of the GNU General Public License -# along with this program. If not, see . - -''' -This is the default file for command definitions. - -Each command is a subclass of `Command'. Several methods are defined -to interface with the console: - execute: call this method when the command is executed. - cancel: call this method when closing the console without executing. - tab: call this method when tab is pressed. - quick: call this method after each keypress. - -The return values for tab() can be either: - None: There is no tab completion - A string: Change the console to this string - A list/tuple/generator: cycle through every item in it -The return value for quick() can be: - False: Nothing happens - True: Execute the command afterwards -The return value for execute() doesn't matter. - -If you want to add custom commands, you can create a file -~/.config/ranger/commands.py, add the line: - from ranger.api.commands import * - -and write some command definitions, for example: - - class tabnew(Command): - def execute(self): - self.fm.tab_new() - - class tabgo(Command): - """ - :tabgo - - Go to the nth tab. - """ - def execute(self): - num = self.line.split()[1] - self.fm.tab_open(int(num)) - -For a list of all actions, check /ranger/core/actions.py. -''' +# =================================================================== +# Every class defined here which is a subclass of `Command' will be used as a +# command in ranger. Several methods are defined to interface with ranger: +# execute(): called when the command is executed. +# cancel(): called when closing the console. +# tab(): called when is pressed. +# quick(): called after each keypress. +# +# The return values for tab() can be either: +# None: There is no tab completion +# A string: Change the console to this string +# A list/tuple/generator: cycle through every item in it +# +# The return value for quick() can be: +# False: Nothing happens +# True: Execute the command afterwards +# +# The return value for execute() and cancel() doesn't matter. +# +# =================================================================== +# Commands have certain attributes and methods that facilitate parsing of +# the arguments: +# +# self.line: The whole line that was written in the console. +# self.args: A list of all (space-separated) arguments to the command. +# self.quantifier: If this command was mapped to the key "X" and +# the user pressed 6X, self.quantifier will be 6. +# self.arg(n): The n-th argument, or an empty string if it doesn't exist. +# self.rest(n): The n-th argument plus everything that followed. For example, +# If the command was "search foo bar a b c", rest(2) will be "bar a b c" +# self.start(n): The n-th argument and anything before it. For example, +# If the command was "search foo bar a b c", rest(2) will be "bar a b c" +# +# =================================================================== +# And this is a little reference for common ranger functions and objects: +# +# self.fm: A reference to the "fm" object which contains most information +# about ranger. +# self.fm.notify(string): Print the given string on the screen. +# self.fm.notify(string, bad=True): Print the given string in RED. +# self.fm.reload_cwd(): Reload the current working directory. +# self.fm.env.cwd: The current working directory. (A File object.) +# self.fm.env.cf: The current file. (A File object too.) +# self.fm.env.cwd.get_selection(): A list of all selected files. +# self.fm.execute_console(string): Execute the string as a ranger command. +# self.fm.open_console(string): Open the console with the given string +# already typed in for you. +# self.fm.move(direction): Moves the cursor in the given direction, which +# can be something like down=3, up=5, right=1, left=1, to=6, ... +# +# File objects (for example self.fm.env.cf) have these useful attributes and +# methods: +# +# cf.path: The path to the file. +# cf.basename: The base name only. +# cf.load_content(): Force a loading of the directories content (which +# obviously works with directories only) +# cf.is_directory: True/False depending on whether it's a directory. +# +# For advanced commands it is unavoidable to dive a bit into the source code +# of ranger. +# =================================================================== from ranger.api.commands import * from ranger.ext.get_executables import get_executables -- cgit 1.4.1-2-gfad0 cd4465394b65e824123b69f3a97bd1e8be5a03d0'>cd446539 ^ 
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