homes/common/.local/lib/python2.7/site-packages/powerline/segment.py

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2013-05-02 18:11:33 +02:00
# vim:fileencoding=utf-8:noet
from __future__ import absolute_import
import sys
def get_segment_key(segment, theme_configs, key, module=None, default=None):
try:
return segment[key]
except KeyError:
if 'name' in segment:
name = segment['name']
for theme_config in theme_configs:
if 'segment_data' in theme_config:
for segment_key in ((module + '.' + name, name) if module else (name,)):
try:
return theme_config['segment_data'][segment_key][key]
except KeyError:
pass
return default
def get_function(data, segment):
oldpath = sys.path
sys.path = data['path'] + sys.path
segment_module = str(segment.get('module', data['default_module']))
try:
return None, getattr(__import__(segment_module, fromlist=[segment['name']]), segment['name']), segment_module
finally:
sys.path = oldpath
def get_string(data, segment):
return data['get_key'](segment, None, 'contents'), None, None
def get_filler(data, segment):
return None, None, None
segment_getters = {
"function": get_function,
"string": get_string,
"filler": get_filler,
}
def gen_segment_getter(pl, ext, path, theme_configs, default_module=None):
data = {
'default_module': default_module or 'powerline.segments.' + ext,
'path': path,
}
def get_key(segment, module, key, default=None):
return get_segment_key(segment, theme_configs, key, module, default)
data['get_key'] = get_key
def get(segment, side):
segment_type = segment.get('type', 'function')
try:
get_segment_info = segment_getters[segment_type]
except KeyError:
raise TypeError('Unknown segment type: {0}'.format(segment_type))
try:
contents, contents_func, module = get_segment_info(data, segment)
except Exception as e:
pl.exception('Failed to generate segment from {0!r}: {1}', segment, str(e), prefix='segment_generator')
return None
if segment_type == 'function':
highlight_group = [module + '.' + segment['name'], segment['name']]
else:
highlight_group = segment.get('highlight_group') or segment.get('name')
return {
'name': segment.get('name'),
'type': segment_type,
'highlight_group': highlight_group,
'divider_highlight_group': None,
'before': get_key(segment, module, 'before', ''),
'after': get_key(segment, module, 'after', ''),
'contents_func': contents_func,
'contents': contents,
'args': get_key(segment, module, 'args', {}) if segment_type == 'function' else {},
'priority': segment.get('priority', None),
'draw_hard_divider': segment.get('draw_hard_divider', True),
'draw_soft_divider': segment.get('draw_soft_divider', True),
'draw_inner_divider': segment.get('draw_inner_divider', False),
'side': side,
'exclude_modes': segment.get('exclude_modes', []),
'include_modes': segment.get('include_modes', []),
'width': segment.get('width'),
'align': segment.get('align', 'l'),
'shutdown': getattr(contents_func, 'shutdown', None),
'startup': getattr(contents_func, 'startup', None),
'_rendered_raw': '',
'_rendered_hl': '',
'_len': 0,
'_space_left': 0,
'_space_right': 0,
}
return get