49 lines
2.1 KiB
Python
49 lines
2.1 KiB
Python
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from __future__ import (absolute_import, division, print_function)
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import os
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from ranger.api.commands import Command
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class my_edit(Command):
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# The so-called doc-string of the class will be visible in the built-in
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# help that is accessible by typing "?c" inside ranger.
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""":my_edit <filename>
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A sample command for demonstration purposes that opens a file in an editor.
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"""
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# The execute method is called when you run this command in ranger.
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def execute(self):
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# self.arg(1) is the first (space-separated) argument to the function.
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# This way you can write ":my_edit somefilename<ENTER>".
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if self.arg(1):
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# self.rest(1) contains self.arg(1) and everything that follows
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target_filename = self.rest(1)
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else:
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# self.fm is a ranger.core.filemanager.FileManager object and gives
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# you access to internals of ranger.
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# self.fm.thisfile is a ranger.container.file.File object and is a
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# reference to the currently selected file.
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target_filename = self.fm.thisfile.path
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# This is a generic function to print text in ranger.
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self.fm.notify("Let's edit the file " + target_filename + "!")
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# Using bad=True in fm.notify allows you to print error messages:
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if not os.path.exists(target_filename):
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self.fm.notify("The given file does not exist!", bad=True)
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return
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# This executes a function from ranger.core.acitons, a module with a
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# variety of subroutines that can help you construct commands.
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# Check out the source, or run "pydoc ranger.core.actions" for a list.
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self.fm.edit_file(target_filename)
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# The tab method is called when you press tab, and should return a list of
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# suggestions that the user will tab through.
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# tabnum is 1 for <TAB> and -1 for <S-TAB> by default
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def tab(self, tabnum):
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# This is a generic tab-completion function that iterates through the
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# content of the current directory.
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return self._tab_directory_content()
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