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#!BPY
"""
Name: 'Function Documentation | Ctrl I'
Blender: 246
Group: 'TextPlugin'
Shortcut: 'Ctrl+I'
Tooltip: 'Attempts to display documentation about the function preceding the cursor.'
"""
# Only run if we have the required modules
try:
import bpy
from BPyTextPlugin import *
except ImportError:
OK = False
else:
OK = True
def main():
txt = bpy.data.texts.active
if not txt:
return
(line, c) = current_line(txt)
# Check we are in a normal context
if get_context(txt) != CTX_NORMAL:
return
# Identify the name under the cursor
llen = len(line)
while c<llen and (line[c].isalnum() or line[c]=='_'):
c += 1
targets = get_targets(line, c)
# If no name under cursor, look backward to see if we're in function parens
if len(targets) == 0 or targets[0] == '':
# Look backwards for first '(' without ')'
b = 0
found = False
for i in range(c-1, -1, -1):
if line[i] == ')': b += 1
elif line[i] == '(':
b -= 1
if b < 0:
found = True
c = i
break
if found: targets = get_targets(line, c)
if len(targets) == 0 or targets[0] == '':
return
obj = resolve_targets(txt, targets)
if not obj: return
if isinstance(obj, Definition): # Local definition
txt.showDocs(obj.doc)
elif hasattr(obj, '__doc__') and obj.__doc__:
txt.showDocs(obj.__doc__)
# Check we are running as a script and not imported as a module
if __name__ == "__main__" and OK:
main()
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