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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
'''
pytagomacs – An Emacs like key–value editor library for Python
Copyright © 2013 Mattias Andrée (maandree@member.fsf.org)
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.
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 should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
'''
INACTIVE_COLOUR = '34'
'''
:str? The colour of an inactive line
'''
ACTIVE_COLOUR = '01;34'
'''
:str? The colour of an active line
'''
SELECTED_COLOUR = '44;37'
'''
:str? The colour of a selected text
'''
STATUS_COLOUR = '07'
'''
:str? The colour of the status bar
'''
ALERT_COLOUR = None
'''
:str? The colour of the alert message
'''
atleast = lambda x, minimum : (x is not None) and (x >= minimum)
'''
Test that a value is defined and of at least a minimum value
'''
limit = lambda x_min, x, x_max : min(max(x_min, x), x_max)
'''
Limit a value to a closed set
'''
ctrl = lambda key : chr(ord(key) ^ ord('@'))
'''
Return the symbol for a specific letter pressed in combination with Ctrl
'''
backspace = lambda x : (ord(x) == 127) or (ord(x) == 8)
'''
Check if a key stroke is a backspace key stroke
'''
class Jump():
'''
Create a cursor jump that can either be included in a print statement
as a string or invoked
@param y:int The row, 1 based
@param x:int The column, 1 based
@string :str|()→void Functor that can be treated as a string for jumping
'''
def __init__(self, y, x):
self.string = '\033[%i;%iH' % (y, x)
def __str__(self):
return self.string
def __call__(self):
print(self.string, end = '')
|
