Add support for Drag'n dropping located variables to function block creating global located variable in configuration and external variable in function block
import os
from POULibrary import POULibrary
from PythonFileCTNMixin import PythonFileCTNMixin
class PythonLibrary(POULibrary):
def GetLibraryPath(self):
return os.path.join(os.path.split(__file__)[0], "pous.xml")
def Generate_C(self, buildpath, varlist, IECCFLAGS):
plc_python_filepath = os.path.join(
os.path.split(__file__)[0], "plc_python.c")
plc_python_file = open(plc_python_filepath, 'r')
plc_python_code = plc_python_file.read()
plc_python_file.close()
python_eval_fb_list = []
for v in varlist:
if v["vartype"] == "FB" and v["type"] in ["PYTHON_EVAL",
"PYTHON_POLL"]:
python_eval_fb_list.append(v)
python_eval_fb_count = max(1, len(python_eval_fb_list))
# prepare python code
plc_python_code = plc_python_code % {
"python_eval_fb_count": python_eval_fb_count }
Gen_Pythonfile_path = os.path.join(buildpath, "py_ext.c")
pythonfile = open(Gen_Pythonfile_path,'w')
pythonfile.write(plc_python_code)
pythonfile.close()
return (["py_ext"], [(Gen_Pythonfile_path, IECCFLAGS)], True), ""
class PythonFile(PythonFileCTNMixin):
def GetIconName(self):
return "Pyfile"