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# File: voom_mode_paragraphIndent.py
# Last Modified: 2017-01-07
# Description: VOoM -- two-pane outliner plugin for Python-enabled Vim
# Website: http://www.vim.org/scripts/script.php?script_id=2657
# Author: Vlad Irnov (vlad DOT irnov AT gmail DOT com)
# License: CC0, see http://creativecommons.org/publicdomain/zero/1.0/
"""
VOoM markup mode for paragraphs identified by indented lines.
Any non-blank line that starts with a space or tab is a headline.
Everything is at level 1. Levels >1 are not possible.
See |voom-mode-paragraphIndent|, ../../../doc/voom.txt#*voom-mode-paragraphIndent*
"""
import sys
if sys.version_info[0] > 2:
xrange = range
# Disable unsupported outline operations: special node marks, insert new headline as child, move right.
MTYPE = 2
whitespace = ('\t', ' ')
def hook_makeOutline(VO, blines):
"""Return (tlines, bnodes, levels) for Body lines blines.
blines is either Vim buffer object (Body) or list of buffer lines.
"""
# every line that doesn't start with a space or tab is level 1 headline
Z = len(blines)
tlines, bnodes, levels = [], [], []
tlines_add, bnodes_add, levels_add = tlines.append, bnodes.append, levels.append
for i in xrange(Z):
bline = blines[i]
if not bline or not (bline[0] in whitespace): # THE ONLY DIFFERENCE FROM voom_mode_paragraphNoIndent.py
continue
bline = bline.strip()
if not bline:
continue
tlines_add(' |%s' %bline)
bnodes_add(i+1)
levels_add(1)
return (tlines, bnodes, levels)
def hook_newHeadline(VO, level, blnum, tlnum):
"""Return (tree_head, bodyLines).
tree_head is new headline string in Tree buffer (text after |).
bodyLines is list of lines to insert in Body buffer.
"""
# inserting after another headline: use indent of previous body headline
if tlnum > 1:
bheadline = VO.Body[VO.bnodes[tlnum-1]-1] # previous Body headline
idx = len(bheadline) - len(bheadline.lstrip())
indent = bheadline[: idx]
# inserting as first headline and there are other headlines: use indent of next headline
elif len(VO.bnodes) > 1:
bheadline = VO.Body[VO.bnodes[tlnum]-1] # next Body headline
idx = len(bheadline) - len(bheadline.lstrip())
indent = bheadline[: idx]
else:
indent = ' '
return ('NewHeadline', ['%sNewHeadline' %indent])
### DO NOT DEFINE THIS HOOK -- level never changes, it is always 1
#def hook_changeLevBodyHead(VO, h, levDelta):
# """Increase of decrease level number of Body headline by levDelta."""
# return h
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