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Let EvMenu accept arbitrary kwargs as initialization properties (available through caller.ndb._menutree).

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This commit is contained in:
Griatch 2016-10-04 18:16:00 +02:00
parent 40a985c791
commit e2e6f35d11
1 changed files with 20 additions and 3 deletions
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23
evennia/utils/evmenu.py
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@ -415,7 +415,7 @@ class EvMenu(object):
options_formatter=evtable_options_formatter,
node_formatter=underline_node_formatter,
input_parser=evtable_parse_input,
persistent=False):
persistent=False, **kwargs):
"""
Initialize the menu tree and start the caller onto the first node.
@ -499,6 +499,10 @@ class EvMenu(object):
that all formatters, menu nodes and callables are possible to
*pickle*.
Kwargs:
any (any): All kwargs will become initialization variables on `caller._menutree`,
to be available at run.
Raises:
EvMenuError: If the start/end node is not found in menu tree.
@ -539,6 +543,14 @@ class EvMenu(object):
self.helptext = None
self.options = None
# assign kwargs as initialization vars on ourselves.
if set(("_startnode", "_menutree", "_nodetext_formatter", "_options_formatter",
"node_formatter", "_input_parser", "_peristent", "cmd_on_exit", "default",
"nodetext", "helptext", "options")).intersection(set(kwargs.keys())):
raise RuntimeError("One or more of the EvMenu `**kwargs` is reserved by EvMenu for internal use.")
for key, val in kwargs.iteritems():
setattr(self, key, val)
# store ourself on the object
self.caller.ndb._menutree = self
@ -885,6 +897,7 @@ def get_input(caller, prompt, callback):
#------------------------------------------------------------
def test_start_node(caller):
menu = caller.ndb._menutree
text = """
This is an example menu.
@ -893,7 +906,10 @@ def test_start_node(caller):
input.
Select options or use 'quit' to exit the menu.
"""
The menu was initialized with two variables: %s and %s.
""" % (menu.testval, menu.testval2)
options = ({"key": ("{yS{net", "s"),
"desc": "Set an attribute on yourself.",
"exec": lambda caller: caller.attributes.add("menuattrtest", "Test value"),
@ -1005,4 +1021,5 @@ class CmdTestMenu(Command):
self.caller.msg("Usage: testmenu menumodule")
return
# start menu
EvMenu(self.caller, self.args.strip(), startnode="test_start_node", persistent=True, cmdset_mergetype="Replace")
EvMenu(self.caller, self.args.strip(), startnode="test_start_node", persistent=True, cmdset_mergetype="Replace",
testval="val", testval2="val2")