def main(self):
edit_form = Form()
self.value_box = edit_form.add(MultiLineInput,
value=self.value,
name=f'Input value for: {self.name}',
max_height=12)
self.description_box = edit_form.add(MultiLineInput,
value=self.description,
name="Optional Description: ",
max_height=12)
edit_form.edit()
class BrowseApp(NPSApp):
"""
Extends NPSApp class to add support for getting a list of deleted tree nodes that were marked for deletion.
"""
BUFFER = 3
SELECTED = 'SELECTED'
TO_DELETE = 'TO_DELETE"'
def __init__(self, browse: Browse, config_view: RBACLimitedConfigView,
cfg: ConfigService):
self._browse = browse
self._config_view = config_view
self._cfg = cfg
self.value_box = None
self.browse_box = None
self.select_state_box = None
self.selected_params = {}
def main(self):
global npy_form
self._browse_box = Form(
name=
"Browse Parameters: - 'e' to expand, 'c' to collapse, <s> to select, <d> to delete, "
"<Tab> & <Shift+Tab> moves cursor between `OK` and `Tree` views.")
# Value Box Relative Location
val_relx, val_rely = int(self._browse_box.columns /
2) * -1, int(self._browse_box.lines - 1) * -1
val_max_height = int(self._browse_box.lines / 2) - self.BUFFER
val_max_width = int(self._browse_box.columns / 2) - self.BUFFER
# Selection Box Relative Location
sel_relx, sel_rely = int(
self._browse_box.columns /
2) * -1, int(self._browse_box.lines / 2 + 1) * -1
sel_max_height = int(self._browse_box.lines / 2) - self.BUFFER
sel_max_width = int(self._browse_box.columns / 2) - self.BUFFER
tree = self._browse_box.add(LogicalMLTree,
on_select_callable=self.on_select,
on_delete_callable=self.on_delete,
max_width=self._browse_box.columns +
val_relx - self.BUFFER)
self.value_box = self._browse_box.add_widget(SelectedValueBox,
name="Parameter Value: ",
relx=val_relx,
rely=val_rely,
max_height=val_max_height,
max_width=val_max_width,
allow_filtering=False,
editable=False)
self.select_state_box = self._browse_box.add_widget(
SelectedValueBox,
name="Selections: ",
relx=sel_relx,
rely=sel_rely,
max_height=sel_max_height,
max_width=sel_max_width,
allow_filtering=False,
editable=False)
td = DeletableNPSTreeData(content='Root',
selectable=True,
expanded=True,
ignoreRoot=True)
start = Utils.millis_since_epoch()
children = []
if self._browse.prefix:
prefix_child = td.newChild(content=self._browse.prefix,
selectable=False,
expanded=False)
children = [prefix_child]
else:
log.info(
f"--{prefix.name} missing, defaulting to normal browse tree.")
for namespace in self._config_view.get_authorized_namespaces():
child = td.newChild(content=namespace,
selectable=False,
expanded=False)
children.append(child)
for child in children:
self._browse.dirs.add(child.getContent())
futures = []
with ThreadPoolExecutor(max_workers=10) as pool:
for child in children:
futures.append(
pool.submit(self._browse.add_children, child.getContent(),
child))
for future in as_completed(futures):
pass
tree.values = td
self._browse_box.edit()
selection_objs = tree.get_selected_objects(return_node=True)
for selection in selection_objs:
full_path = ''
while selection._parent is not None:
full_path = selection.content + full_path
selection = selection._parent
self._browse.selected_ps_paths.append(full_path)
delete_objs = tree.get_objects_to_delete(return_node=True)
for selection in delete_objs:
full_path = ''
while selection._parent is not None:
full_path = selection.content + full_path
selection = selection._parent
self._browse.deleted_ps_paths.append(full_path)
def generate_selections(self) -> List:
selects = [
key for key in self.selected_params.keys()
if self.selected_params[key] == self.SELECTED
]
deletes = [
key for key in self.selected_params.keys()
if self.selected_params[key] == self.TO_DELETE
]
select_prefix = ["", "Selections: ", "---"] if selects else []
delete_prefix = ["", "To Delete: ", "---"] if deletes else []
return select_prefix + selects + delete_prefix + deletes
def on_delete(self, ps_name):
if self.selected_params.get(ps_name) == self.TO_DELETE:
del self.selected_params[ps_name]
else:
self.selected_params[ps_name] = self.TO_DELETE
self.select_state_box.values = self.generate_selections()
self.select_state_box.update()
def on_select(self, ps_name: str, update: bool = True):
"""
Lookup and update the value form when a user selects an item in the DisplayBox
"""
# Only update query box on selects
if update:
self.value_box.name = ps_name
try:
val, desc, = self._cfg.get_parameter_with_description(ps_name)
except ParameterUndecryptable:
val = "Undecryptable"
desc = "You do not have access to decrypt this parameter."
except TypeError:
return # No parameter found
val = f"> {val}" if val else ''
desc = f"> {desc}" if desc else ''
if val or desc:
line_length = int(self._browse_box.columns / 2) - self.BUFFER
val_lines = OutUtils.to_lines(val, line_length)
desc_lines = OutUtils.to_lines(desc, line_length)
self.value_box.values = [
"",
"Value: ",
f"---",
] + val_lines + [
"",
"Description: ",
f"---",
] + desc_lines
self.value_box.update()
# Update selection box
if self.selected_params.get(ps_name) == self.SELECTED:
del self.selected_params[ps_name]
else:
self.selected_params[ps_name] = self.SELECTED
self.select_state_box.values = self.generate_selections()
self.select_state_box.update()
def main(self):
form = Form(name='Welcome to Npyscreen')
form.edit()