class Listener:
def __init__(self, app: 'App'):
self._app = app
self._running = False
self._loop: Optional[asyncio.AbstractEventLoop] = None
self._queue: Optional[asyncio.Queue] = None
self._thread: Optional[Thread] = None
self._prompt_app: Optional[Application] = None
def start(self):
self._running = True
self._queue = asyncio.Queue(1)
self._loop = asyncio.get_event_loop()
self._loop.create_task(self._execute())
kb = KeyBindings()
kb.add(Keys.Escape)(self._handle)
kb.add(Keys.ControlC)(self._exit)
self._prompt_app = Application(layout=Layout(Window()),
key_bindings=kb)
self._thread = Thread(target=self._prompt_app.run)
self._thread.start()
def stop(self):
self._running = False
if self._prompt_app:
self._prompt_app.exit()
self._prompt_app = None
def _handle(self, event: KeyPressEvent):
async def _put_threadsafe():
try:
key = event.key_sequence[0].key
self._queue.put_nowait(key)
except asyncio.QueueFull:
pass
asyncio.run_coroutine_threadsafe(_put_threadsafe(), self._loop)
def _exit(self, event: KeyPressEvent):
self.stop()
self._app.close()
async def _execute(self):
key = await self._queue.get()
self.stop()
try:
handler = Handler()
await handler.handle(key, self._app)
finally:
self.start()
class Notebook(Format, KeyBindings):
app: Optional[Application]
layout: Layout
copied_cell: Optional[Cell]
console: Console
_run_notebook_nb_path: str
cells: List[Cell]
executing_cells: List[Cell]
json: Dict[str, Any]
kd: Optional[KernelDriver]
execution_count: int
current_cell_idx: int
idle: Optional[asyncio.Event]
def __init__(self, nb_path: str, no_kernel: bool = False):
self.app = None
self.copied_cell = None
self.console = Console()
self.nb_path = nb_path
self.executing_cells = []
if os.path.exists(nb_path):
self.read_nb()
else:
self.create_nb()
kernel_name = self.json["metadata"]["kernelspec"]["name"]
if no_kernel:
self.kd = None
else:
try:
self.kd = KernelDriver(kernel_name=kernel_name, log=False)
kernel_driver.driver._output_hook_default = self.output_hook
except RuntimeError:
self.kd = None
self.execution_count = 1
self.current_cell_idx = 0
self.idle = None
@property
def current_cell(self):
return self.cells[self.current_cell_idx]
def run(self, save_path: str = ""):
asyncio.run(self._run())
if not save_path:
i = self.nb_path.rfind(".")
self._run_notebook_path = self.nb_path[:i] + "_run" + self.nb_path[
i:]
else:
self._run_notebook_path = save_path
self.save(self._run_notebook_path)
def show(self):
self.key_bindings = PtKeyBindings()
self.bind_keys()
self.create_layout()
self.edit_mode = False
self.app = Application(layout=self.layout,
key_bindings=self.key_bindings,
full_screen=True)
self.focus(0)
asyncio.run(self._show())
def update_layout(self, idx: int):
if self.app:
self.create_layout()
self.app.layout = self.layout
self.focus(idx)
def create_layout(self):
inout_cells = list(
itertools.chain.from_iterable([(
VSplit([cell.input_prefix, cell.input]),
VSplit([cell.output_prefix, ONE_COL, cell.output]),
) for cell in self.cells]))
root_container = ScrollablePane(HSplit(inout_cells))
self.layout = Layout(root_container)
def focus(self, idx: int):
if 0 <= idx < len(self.cells):
if self.app:
self.app.layout.focus(self.cells[idx].input_window)
self.current_cell_idx = idx
def exit_cell(self):
self.edit_mode = False
self.current_cell.update_json()
self.current_cell.set_input_readonly()
def enter_cell(self):
self.edit_mode = True
self.current_cell.set_input_editable()
def move_up(self):
idx = self.current_cell_idx
if idx > 0:
self.cells[idx -
1], self.cells[idx] = self.cells[idx], self.cells[idx -
1]
self.update_layout(idx - 1)
def move_down(self):
idx = self.current_cell_idx
if idx < len(self.cells) - 1:
self.cells[idx], self.cells[idx +
1] = self.cells[idx +
1], self.cells[idx]
self.update_layout(idx + 1)
def clear_output(self):
self.current_cell.clear_output()
def markdown_cell(self):
self.current_cell.set_as_markdown()
def code_cell(self):
self.current_cell.set_as_code()
async def run_cell(self, and_select_below: bool = False):
if self.kd:
self.executing_cells.append(self.current_cell)
if and_select_below:
if self.current_cell_idx == len(self.cells) - 1:
self.insert_cell(self.current_cell_idx + 1)
self.focus(self.current_cell_idx + 1)
await self.executing_cells[-1].run()
def cut_cell(self):
idx = self.current_cell_idx
self.copied_cell = self.cells.pop(idx)
if not self.cells:
self.cells = [Cell(self)]
elif idx == len(self.cells):
idx -= 1
self.update_layout(idx)
def copy_cell(self):
idx = self.current_cell_idx
self.copied_cell = self.cells[idx]
def paste_cell(self, below=False):
idx = self.current_cell_idx + below
if self.copied_cell is not None:
pasted_cell = self.copied_cell.copy()
self.cells.insert(idx, pasted_cell)
self.update_layout(idx)
def insert_cell(self, below=False):
idx = self.current_cell_idx + below
self.cells.insert(idx, Cell(self))
self.update_layout(idx)
def output_hook(self, msg: Dict[str, Any]):
msg_type = msg["header"]["msg_type"]
content = msg["content"]
outputs = self.executing_cells[0].json["outputs"]
if msg_type == "stream":
if (not outputs) or (outputs[-1]["name"] != content["name"]):
outputs.append({
"name": content["name"],
"output_type": msg_type,
"text": []
})
outputs[-1]["text"].append(content["text"])
elif msg_type in ("display_data", "execute_result"):
outputs.append({
"data": {
"text/plain": [content["data"].get("text/plain", "")]
},
"execution_count": self.execution_count,
"metadata": {},
"output_type": msg_type,
})
text = rich_print(f"Out[{self.execution_count}]:",
self.console,
style="red",
end="")
self.executing_cells[
0].output_prefix.content = FormattedTextControl(
text=ANSI(text))
elif msg_type == "error":
outputs.append({
"ename": content["ename"],
"evalue": content["evalue"],
"output_type": "error",
"traceback": content["traceback"],
})
else:
return
text, height = get_output_text_and_height(outputs, self.console)
self.executing_cells[0].output.content = FormattedTextControl(
text=text)
self.executing_cells[0].output.height = height
if self.app:
self.app.invalidate()
@property
def run_notebook_path(self):
return self._run_notebook_path
async def _run(self):
await self.kd.start()
while True:
self.executing_cells = [self.current_cell]
await self.current_cell.run()
if self.current_cell_idx == len(self.cells) - 1:
break
self.focus(self.current_cell_idx + 1)
async def _show(self):
if self.kd:
asyncio.create_task(self.kd.start())
await self.app.run_async()
async def exit(self):
if self.kd:
await self.kd.stop()
self.app.exit()
def go_up(self):
self.focus(self.current_cell_idx - 1)
def go_down(self):
self.focus(self.current_cell_idx + 1)
class Notebook(Help, Format, KeyBindings):
app: Optional[Application]
layout: Layout
copied_cell: Optional[Cell]
console: Console
_run_notebook_nb_path: str
cells: List[Cell]
executing_cells: Dict[int, Cell]
json: Dict[str, Any]
kd: Optional[KernelDriver]
execution_count: int
msg_id_2_execution_count: Dict[str, int]
current_cell_idx: int
top_cell_idx: int
bottom_cell_idx: int
lexer: Optional[PygmentsLexer] = PygmentsLexer(PythonLexer)
language: str
kernel_name: str
no_kernel: bool
dirty: bool
quitting: bool
kernel_cwd: Path
def __init__(
self,
nb_path: Path,
kernel_cwd: Path = Path("."),
no_kernel: bool = False,
save_path: Optional[Path] = None,
):
self.nb_path = nb_path.resolve()
self.kernel_cwd = kernel_cwd.resolve()
os.chdir(self.kernel_cwd)
self.app = None
self.copied_cell = None
self.console = Console()
set_console(self.console)
self.save_path = save_path
self.no_kernel = no_kernel
self.executing_cells = {}
self.top_cell_idx = 0
self.bottom_cell_idx = -1
self.current_cell_idx = 0
if self.nb_path.is_file():
self.read_nb()
else:
self.create_nb()
self.dirty = False
self.quitting = False
self.execution_count = 0
self.msg_id_2_execution_count = {}
self.edit_mode = False
self.help_mode = False
def set_language(self):
self.kernel_name = self.json["metadata"]["kernelspec"]["name"]
self.language = self.json["metadata"]["kernelspec"]["language"]
if self.language == "python":
self.lexer = PygmentsLexer(PythonLexer)
elif self.language == "cpp":
self.lexer = PygmentsLexer(CppLexer)
else:
self.lexer = None
if self.no_kernel:
self.kd = None
else:
try:
self.kd = KernelDriver(kernel_name=self.kernel_name, log=False)
kernel_driver.driver._output_hook_default = self.output_hook
except RuntimeError:
self.kd = None
@property
def current_cell(self):
return self.cells[self.current_cell_idx]
async def run_cell(self, idx: Optional[int] = None):
if idx is None:
idx = self.current_cell_idx
self.focus(idx)
await self.current_cell.run()
async def run_all(self):
await self.kd.start()
for i in range(len(self.cells)):
await self.run_cell(i)
def show(self):
self.key_bindings = PtKeyBindings()
self.bind_keys()
self.create_layout()
self.app = Application(layout=self.layout,
key_bindings=self.key_bindings,
full_screen=True)
self.focus(0)
asyncio.run(self._show())
def update_layout(self):
if self.app:
self.create_layout()
self.app.layout = self.layout
def create_layout(self):
inout_cells = list(
itertools.chain.from_iterable([
(
VSplit([cell.input_prefix, cell.input]),
VSplit([cell.output_prefix, ONE_COL, cell.output,
ONE_COL]),
)
for cell in self.cells[self.top_cell_idx:self.bottom_cell_idx +
1 # noqa
]
]))
nb_window = ScrollablePane(HSplit(inout_cells), show_scrollbar=False)
def get_top_bar_text():
text = ""
if self.dirty:
text += "+ "
text += str(self.nb_path.relative_to(self.kernel_cwd))
if self.dirty and self.quitting:
text += (
" (no write since last change, please exit again to confirm, "
"or save your changes)")
return text
def get_bottom_bar_text():
text = ""
if self.kd and not self.no_kernel and self.kernel_name:
if self.executing_cells:
kernel_status = "busy"
else:
kernel_status = "idle"
text += f"{self.kernel_name} ({kernel_status})"
else:
text += "[NO KERNEL]"
text += (
f" @ {self.kernel_cwd} - {self.current_cell_idx + 1}/{len(self.cells)}"
)
return text
self.top_bar = FormattedTextToolbar(get_top_bar_text,
style="#ffffff bg:#444444")
self.bottom_bar = FormattedTextToolbar(get_bottom_bar_text,
style="#ffffff bg:#444444")
root_container = HSplit([self.top_bar, nb_window, self.bottom_bar])
self.layout = Layout(root_container)
def focus(self,
idx: int,
update_layout: bool = False,
no_change: bool = False):
"""
Focus on a cell.
Parameters
----------
idx : int
Index of the cell to focus on.
update_layout : bool, optional
If True, force the update of the layout. Default is False.
no_change : bool optional
If True, the cells didn't change. Default is False.
"""
if 0 <= idx < len(self.cells):
if self.app:
if self.update_visible_cells(idx, no_change) or update_layout:
self.update_layout()
self.app.layout.focus(self.cells[idx].input_window)
self.current_cell_idx = idx
def update_visible_cells(self, idx: int, no_change: bool) -> bool:
self.app = cast(Application, self.app)
size = self.app.renderer.output.get_size()
available_height = size.rows - 2 # status bars
if idx < self.top_cell_idx or self.bottom_cell_idx == -1:
# scroll up
(
self.top_cell_idx,
self.bottom_cell_idx,
) = self.get_visible_cell_idx_from_top(idx, available_height)
return True
if idx > self.bottom_cell_idx:
# scroll down
(
self.top_cell_idx,
self.bottom_cell_idx,
) = self.get_visible_cell_idx_from_bottom(idx, available_height)
return True
if no_change:
return False
# there might be less or more cells, or the cells' content may have changed
top_cell_idx_keep, bottom_cell_idx_keep = (
self.top_cell_idx,
self.bottom_cell_idx,
)
while True:
(
self.top_cell_idx,
self.bottom_cell_idx,
) = self.get_visible_cell_idx_from_top(self.top_cell_idx,
available_height)
if self.top_cell_idx <= idx <= self.bottom_cell_idx:
break
self.top_cell_idx += 1
return not (self.top_cell_idx == top_cell_idx_keep
and self.bottom_cell_idx == bottom_cell_idx_keep)
def get_visible_cell_idx_from_top(
self, idx: int, available_height: int) -> Tuple[int, int]:
cell_nb = -1
for cell in self.cells[idx:]:
available_height -= cell.get_height()
cell_nb += 1
if available_height <= 0:
break
# bottom cell may be clipped by ScrollablePane
return idx, idx + cell_nb
def get_visible_cell_idx_from_bottom(
self, idx: int, available_height: int) -> Tuple[int, int]:
cell_nb = -1
for cell in self.cells[idx::-1]:
available_height -= cell.get_height()
cell_nb += 1
if available_height <= 0:
break
# top cell may be clipped by ScrollablePane
return idx - cell_nb, idx
def exit_cell(self):
self.edit_mode = False
self.current_cell.update_json()
self.current_cell.set_input_readonly()
def enter_cell(self):
self.edit_mode = True
self.current_cell.set_input_editable()
def move_up(self):
idx = self.current_cell_idx
if idx > 0:
self.dirty = True
self.cells[idx -
1], self.cells[idx] = self.cells[idx], self.cells[idx -
1]
self.focus(idx - 1, update_layout=True)
def move_down(self):
idx = self.current_cell_idx
if idx < len(self.cells) - 1:
self.dirty = True
self.cells[idx], self.cells[idx +
1] = self.cells[idx +
1], self.cells[idx]
self.focus(idx + 1, update_layout=True)
def clear_output(self):
self.current_cell.clear_output()
def markdown_cell(self):
self.current_cell.set_as_markdown()
def code_cell(self):
self.current_cell.set_as_code()
def raw_cell(self):
self.current_cell.set_as_raw()
async def queue_run_cell(self, and_select_below: bool = False):
if self.kd:
cell = self.current_cell
if and_select_below:
if self.current_cell_idx == len(self.cells) - 1:
self.insert_cell(self.current_cell_idx + 1)
self.focus(self.current_cell_idx + 1)
await cell.run()
def cut_cell(self, idx: Optional[int] = None):
self.dirty = True
if idx is None:
idx = self.current_cell_idx
self.copied_cell = self.cells.pop(idx)
if not self.cells:
self.cells = [Cell(self)]
elif idx == len(self.cells):
idx -= 1
self.focus(idx, update_layout=True)
def copy_cell(self, idx: Optional[int] = None):
if idx is None:
idx = self.current_cell_idx
idx = self.current_cell_idx
self.copied_cell = self.cells[idx]
def paste_cell(self, idx: Optional[int] = None, below=False):
if self.copied_cell is not None:
self.dirty = True
if idx is None:
idx = self.current_cell_idx + below
pasted_cell = self.copied_cell.copy()
self.cells.insert(idx, pasted_cell)
self.focus(idx, update_layout=True)
def insert_cell(self, idx: Optional[int] = None, below=False):
self.dirty = True
if idx is None:
idx = self.current_cell_idx + below
self.cells.insert(idx, Cell(self))
self.focus(idx, update_layout=True)
def output_hook(self, msg: Dict[str, Any]):
msg_id = msg["parent_header"]["msg_id"]
execution_count = self.msg_id_2_execution_count[msg_id]
msg_type = msg["header"]["msg_type"]
content = msg["content"]
outputs = self.executing_cells[execution_count].json["outputs"]
if msg_type == "stream":
if (not outputs) or (outputs[-1]["name"] != content["name"]):
outputs.append({
"name": content["name"],
"output_type": msg_type,
"text": []
})
outputs[-1]["text"].append(content["text"])
elif msg_type in ("display_data", "execute_result"):
outputs.append({
"data": {
"text/plain": [content["data"].get("text/plain", "")]
},
"execution_count": execution_count,
"metadata": {},
"output_type": msg_type,
})
text = rich_print(f"Out[{execution_count}]:", style="red", end="")
self.executing_cells[
execution_count].output_prefix.content = FormattedTextControl(
text=ANSI(text))
elif msg_type == "error":
outputs.append({
"ename": content["ename"],
"evalue": content["evalue"],
"output_type": "error",
"traceback": content["traceback"],
})
else:
return
text, height = get_output_text_and_height(outputs)
self.executing_cells[
execution_count].output.content = FormattedTextControl(text=text)
height_keep = self.executing_cells[execution_count].output.height
self.executing_cells[execution_count].output.height = height
if self.app and height_keep != height:
# height has changed
self.focus(self.current_cell_idx, update_layout=True)
self.app.invalidate()
async def _show(self):
if self.kd:
asyncio.create_task(self.kd.start())
await self.app.run_async()
async def exit(self):
if self.dirty and not self.quitting:
self.quitting = True
return
if self.kd:
await self.kd.stop()
self.app.exit()
def go_up(self):
self.focus(self.current_cell_idx - 1, no_change=True)
def go_down(self):
self.focus(self.current_cell_idx + 1, no_change=True)
class FullNodeUI:
"""
Full node UI instance. Displays node state, blocks, and connections. Calls parent_close_cb
when the full node is closed. Uses store, blockchain, and connections, to display relevant
information. The UI is updated periodically.
"""
def __init__(
self,
store: FullNodeStore,
blockchain: Blockchain,
server: ChiaServer,
port: int,
parent_close_cb: Callable,
):
self.port: int = port
self.store: FullNodeStore = store
self.blockchain: Blockchain = blockchain
self.node_server: ChiaServer = server
self.connections: PeerConnections = server.global_connections
self.logs: List[logging.LogRecord] = []
self.app: Optional[Application] = None
self.closed: bool = False
self.num_blocks: int = 10
self.num_top_block_pools: int = 5
self.top_winners: List[Tuple[uint64, bytes32]] = []
self.our_winners: List[Tuple[uint64, bytes32]] = []
self.prev_route: str = "home/"
self.route: str = "home/"
self.focused: bool = False
self.parent_close_cb = parent_close_cb
self.kb = self.setup_keybindings()
self.style = Style([("error", "#ff0044")])
self.pool_pks: List[PublicKey] = []
key_config_filename = os.path.join(ROOT_DIR, "config", "keys.yaml")
if os.path.isfile(key_config_filename):
config = safe_load(open(key_config_filename, "r"))
self.pool_pks = [
PrivateKey.from_bytes(bytes.fromhex(ce)).get_public_key()
for ce in config["pool_sks"]
]
self.draw_initial()
self.app = Application(
style=self.style,
layout=self.layout,
full_screen=True,
key_bindings=self.kb,
mouse_support=True,
)
self.closed = False
self.update_ui_task = asyncio.get_running_loop().create_task(
self.update_ui())
self.update_data_task = asyncio.get_running_loop().create_task(
self.update_data())
def close(self):
# Closes this instance of the UI
if not self.closed:
self.closed = True
self.route = "home/"
if self.app:
self.app.exit(0)
def stop(self):
# Closes this instance of the UI, and call parent close, which closes
# all other instances, and shuts down the full node.
self.close()
self.parent_close_cb()
def setup_keybindings(self) -> KeyBindings:
kb = KeyBindings()
kb.add("tab")(focus_next)
kb.add("s-tab")(focus_previous)
kb.add("down")(focus_next)
kb.add("up")(focus_previous)
kb.add("right")(focus_next)
kb.add("left")(focus_previous)
@kb.add("c-c")
def exit_(event):
self.close()
return kb
def draw_initial(self):
search_field = SearchToolbar()
self.empty_row = TextArea(focusable=False, height=1)
# home/
self.loading_msg = Label(text=f"Initializing UI....")
self.server_msg = Label(text=f"Server running on port {self.port}.")
self.syncing = TextArea(focusable=False, height=1)
self.current_heads_label = TextArea(focusable=False, height=1)
self.lca_label = TextArea(focusable=False, height=1)
self.difficulty_label = TextArea(focusable=False, height=1)
self.ips_label = TextArea(focusable=False, height=1)
self.total_iters_label = TextArea(focusable=False, height=2)
self.con_rows = []
self.displayed_cons = []
self.latest_blocks: List[HeaderBlock] = []
self.connections_msg = Label(text=f"Connections")
self.connection_rows_vsplit = Window()
self.add_connection_msg = Label(text=f"Add a connection ip:port")
self.add_connection_field = TextArea(
height=1,
prompt=">>> ",
style="class:input-field",
multiline=False,
wrap_lines=False,
search_field=search_field,
)
self.add_connection_field.accept_handler = self.async_to_sync(
self.add_connection)
self.latest_blocks_msg = Label(text=f"Latest blocks")
self.latest_blocks_labels = [
Button(text="block") for _ in range(self.num_blocks)
]
self.search_block_msg = Label(text=f"Search block by hash")
self.search_block_field = TextArea(
height=1,
prompt=">>> ",
style="class:input-field",
multiline=False,
wrap_lines=False,
search_field=search_field,
)
self.search_block_field.accept_handler = self.async_to_sync(
self.search_block)
self.top_block_pools_msg = Label(text=f"Top block pools")
self.top_block_pools_labels = [
Label(text="Top block pool")
for _ in range(self.num_top_block_pools)
]
self.our_pools_msg = Label(text=f"Our pool winnings")
self.our_pools_labels = [
Label(text="Our winnings") for _ in range(len(self.pool_pks))
]
self.close_ui_button = Button("Close UI", handler=self.close)
self.quit_button = Button("Stop node and close UI", handler=self.stop)
self.error_msg = Label(style="class:error", text=f"")
# block/
self.block_msg = Label(text=f"Block")
self.block_label = TextArea(focusable=True,
scrollbar=True,
focus_on_click=True)
self.back_button = Button(text="Back",
handler=self.change_route_handler("home/"))
self.challenge_msg = Label(text=f"Block Header")
self.challenge = TextArea(focusable=False)
body = HSplit([self.loading_msg, self.server_msg],
height=D(),
width=D())
self.content = Frame(title="Chia Full Node", body=body)
self.layout = Layout(VSplit([self.content], height=D(), width=D()))
def change_route_handler(self, route):
def change_route():
self.prev_route = self.route
self.route = route
self.focused = False
self.error_msg.text = ""
return change_route
def async_to_sync(self, coroutine):
def inner(buff):
asyncio.get_running_loop().create_task(coroutine(buff.text))
return inner
async def search_block(self, text: str):
try:
block = await self.store.get_block(bytes.fromhex(text))
except ValueError:
self.error_msg.text = "Enter a valid hex block hash"
return
if block is not None:
self.change_route_handler(f"block/{text}")()
else:
self.error_msg.text = "Block not found"
async def add_connection(self, text: str):
if ":" not in text:
self.error_msg.text = (
"Enter a valid IP and port in the following format: 10.5.4.3:8000"
)
return
else:
ip, port = ":".join(text.split(":")[:-1]), text.split(":")[-1]
target_node: PeerInfo = PeerInfo(ip, uint16(int(port)))
log.error(f"Want to connect to {ip}, {port}")
if not (await self.node_server.start_client(target_node, None)):
self.error_msg.text = f"Failed to connect to {ip}:{port}"
async def get_latest_blocks(self,
heads: List[HeaderBlock]) -> List[HeaderBlock]:
added_blocks: List[HeaderBlock] = []
while len(added_blocks) < self.num_blocks and len(heads) > 0:
heads = sorted(heads, key=lambda b: b.height, reverse=True)
max_block = heads[0]
if max_block not in added_blocks:
added_blocks.append(max_block)
heads.remove(max_block)
prev: Optional[HeaderBlock] = self.blockchain.header_blocks.get(
max_block.prev_header_hash, None)
if prev is not None:
heads.append(prev)
return added_blocks
async def draw_home(self):
connections = [c for c in self.connections.get_connections()]
if collections.Counter(connections) != collections.Counter(
self.displayed_cons):
new_con_rows = []
for con in connections:
con_str = f"{NodeType(con.connection_type).name} {con.get_peername()} {con.node_id.hex()[:10]}..."
con_label = Label(text=con_str)
def disconnect(c):
def inner():
self.connections.close(c)
self.layout.focus(self.quit_button)
return inner
disconnect_button = Button("Disconnect",
handler=disconnect(con))
row = VSplit([con_label, disconnect_button])
new_con_rows.append(row)
self.displayed_cons = connections
self.con_rows = new_con_rows
if len(self.con_rows) > 0:
self.layout.focus(self.con_rows[0])
else:
self.layout.focus(self.quit_button)
if len(self.con_rows):
new_con_rows = HSplit(self.con_rows)
else:
new_con_rows = Window(width=D(), height=0)
if await self.store.get_sync_mode():
max_height = -1
for _, block in await self.store.get_potential_tips_tuples():
if block.height > max_height:
max_height = block.height
if max_height >= 0:
self.syncing.text = f"Syncing up to {max_height}"
else:
self.syncing.text = f"Syncing"
else:
self.syncing.text = "Not syncing"
heads: List[HeaderBlock] = self.blockchain.get_current_tips()
lca_block: FullBlock = self.blockchain.lca_block
if lca_block.height > 0:
difficulty = await self.blockchain.get_next_difficulty(
lca_block.prev_header_hash)
ips = await self.blockchain.get_next_ips(lca_block.prev_header_hash
)
else:
difficulty = await self.blockchain.get_next_difficulty(
lca_block.header_hash)
ips = await self.blockchain.get_next_ips(lca_block.header_hash)
total_iters = lca_block.header_block.challenge.total_iters
new_block_labels = []
for i, b in enumerate(self.latest_blocks):
self.latest_blocks_labels[i].text = (
f"{b.height}:{b.header_hash}"
f" {'LCA' if b.header_hash == lca_block.header_hash else ''}"
f" {'TIP' if b.header_hash in [h.header_hash for h in heads] else ''}"
)
self.latest_blocks_labels[i].handler = self.change_route_handler(
f"block/{b.header_hash}")
new_block_labels.append(self.latest_blocks_labels[i])
top_block_pools_labels = self.top_block_pools_labels
if len(self.top_winners) > 0:
new_top_block_pools_labels = []
for i, (winnings, pk) in enumerate(self.top_winners):
self.top_block_pools_labels[
i].text = f"Public key {pk.hex()}: {winnings/1000000000000} chias."
new_top_block_pools_labels.append(
self.top_block_pools_labels[i])
top_block_pools_labels = new_top_block_pools_labels
our_pools_labels = self.our_pools_labels
if len(self.our_winners) > 0:
new_our_pools_labels = []
for i, (winnings, pk) in enumerate(self.our_winners):
self.our_pools_labels[
i].text = f"Public key {pk.hex()}: {winnings/(1000000000000)} chias."
new_our_pools_labels.append(self.our_pools_labels[i])
our_pools_labels = new_our_pools_labels
self.lca_label.text = f"Current least common ancestor {lca_block.header_hash} height {lca_block.height}"
self.current_heads_label.text = "Heights of tips: " + str(
[h.height for h in heads])
self.difficulty_label.text = f"Current difficuty: {difficulty}"
self.ips_label.text = f"Current VDF iterations per second: {ips}"
self.total_iters_label.text = f"Total iterations since genesis: {total_iters}"
try:
if not self.focused:
self.layout.focus(self.close_ui_button)
self.focused = True
except ValueError: # Not yet in layout
pass
return HSplit(
[
self.server_msg,
self.syncing,
self.lca_label,
self.current_heads_label,
self.difficulty_label,
self.ips_label,
self.total_iters_label,
Window(height=1, char="-", style="class:line"),
self.connections_msg,
new_con_rows,
Window(height=1, char="-", style="class:line"),
self.add_connection_msg,
self.add_connection_field,
Window(height=1, char="-", style="class:line"),
self.latest_blocks_msg,
*new_block_labels,
Window(height=1, char="-", style="class:line"),
self.search_block_msg,
self.search_block_field,
Window(height=1, char="-", style="class:line"),
self.top_block_pools_msg,
*top_block_pools_labels,
Window(height=1, char="-", style="class:line"),
self.our_pools_msg,
*our_pools_labels,
Window(height=1, char="-", style="class:line"),
self.close_ui_button,
self.quit_button,
self.error_msg,
],
width=D(),
height=D(),
)
async def draw_block(self):
block_hash: str = self.route.split("block/")[1]
async with self.store.lock:
block: Optional[FullBlock] = await self.store.get_block(
bytes32(bytes.fromhex(block_hash)))
if block is not None:
self.block_msg.text = f"Block {str(block.header_hash)}"
if self.block_label.text != str(block):
self.block_label.text = str(block)
else:
self.block_label.text = f"Block hash {block_hash} not found"
try:
if not self.focused:
self.layout.focus(self.back_button)
self.focused = True
except ValueError: # Not yet in layout
pass
return HSplit([self.block_msg, self.block_label, self.back_button],
width=D(),
height=D())
async def update_ui(self):
try:
while not self.closed:
if self.route.startswith("home/"):
self.content.body = await self.draw_home()
elif self.route.startswith("block/"):
self.content.body = await self.draw_block()
if self.app and not self.app.invalidated:
self.app.invalidate()
await asyncio.sleep(0.25)
except concurrent.futures._base.CancelledError as e:
log.warn(f"Cancelled error in UI: {type(e)}: {e}")
except Exception as e:
log.warn(f"Exception in UI update_ui {type(e)}: {e}")
raise e
async def update_data(self):
try:
while not self.closed:
heads: List[HeaderBlock] = self.blockchain.get_current_tips()
self.latest_blocks = await self.get_latest_blocks(heads)
header_block = heads[0]
coin_balances = {
bytes(header_block.proof_of_space.pool_pubkey):
calculate_block_reward(header_block.height)
}
while header_block.height != 0:
header_block = self.blockchain.header_blocks[
header_block.prev_header_hash]
pool_pk = bytes(header_block.proof_of_space.pool_pubkey)
if pool_pk not in coin_balances:
coin_balances[pool_pk] = 0
coin_balances[pool_pk] += calculate_block_reward(
header_block.height)
self.top_winners = sorted(
[(rewards, key) for key, rewards in coin_balances.items()],
reverse=True,
)[:self.num_top_block_pools]
self.our_winners = [
(coin_balances[bytes(pk)],
bytes(pk)) if bytes(pk) in coin_balances else
(0, bytes(pk)) for pk in self.pool_pks
]
await asyncio.sleep(5)
except concurrent.futures._base.CancelledError as e:
log.warn(f"Cancelled error in UI: {type(e)}: {e}")
except Exception as e:
log.warn(f"Exception in UI update_data {type(e)}: {e}")
raise e
async def await_closed(self):
await self.update_ui_task
await self.update_data_task
class PlayListEditor:
def __init__(self, playlist: LocalFilePlaylist, editable=False) -> None:
self.playlist: LocalFilePlaylist = playlist
self.editable = False
self.text_field = None
self.application = None
self.key_bindings = None
self.layout = None
self.play_info_dialog = None
self.skip_info_dialog = None
self.show_status_bar = True
self.focus_index = 0
def run(self):
if self.application is not None:
self.application.run()
def is_show_status_bar(self):
return self.show_status_bar
def create_key_bindings(self):
kb = KeyBindings()
@kb.add('c-q')
def _(event):
self.exit()
kb.add("tab")(focus_next)
self.key_bindings = kb
def create_content(self):
# 文本编辑器
text_editor = self.create_text_editor()
# 播放列表属性编辑器
property_editor = self.create_property_editor()
body = HSplit([
HSplit(
[
property_editor,
Label(' '),
Window(height=1, char="-", style="class:line"),
text_editor,
],
height=D(),
),
ConditionalContainer(
content=VSplit(
[
Window(FormattedTextControl(self.get_statusbar_text),
style="class:status"),
Window(
FormattedTextControl(
self.get_statusbar_right_text),
style="class:status.right",
width=9,
align=WindowAlign.RIGHT,
),
],
height=1,
),
filter=Condition(lambda: self.is_show_status_bar()),
),
])
self.create_key_bindings()
root_container = MenuContainer(
body=body,
menu_items=[
MenuItem(
"File",
children=[
MenuItem("Exit", handler=self.exit),
],
),
],
floats=[
Float(
xcursor=True,
ycursor=True,
content=CompletionsMenu(max_height=16, scroll_offset=1),
),
],
key_bindings=self.key_bindings,
)
style = Style.from_dict({
"status": "reverse",
"shadow": "bg:#440044",
})
self.layout = Layout(root_container, focused_element=self.text_field)
self.application = Application(
layout=self.layout,
enable_page_navigation_bindings=True,
style=style,
mouse_support=True,
full_screen=True,
)
def create_property_editor(self):
current_file_path = self.playlist.media_list[
self.playlist.current_index]
_, current_file_name = os.path.split(current_file_path)
self.play_info_dialog = Dialog(
modal=False,
title="播放记录",
body=HSplit([
Label(''),
Label(' 播放文件'),
Button(f'{current_file_name}', ),
Label(' 播放位置'),
Button(f'{self.playlist.current_pos}', ),
Label(''),
],
width=38,
padding=1))
self.skip_info_dialog = Dialog(
modal=False,
title="设置",
body=HSplit([
Label(''),
Label(' 跳过片头'),
Button(f'{self.playlist.skip_head}', ),
Label(' 跳过片尾'),
Button(f'{self.playlist.skip_tail}', ),
Label(''),
],
width=38,
padding=1))
left_window = VSplit([
self.play_info_dialog,
self.skip_info_dialog,
],
width=40,
padding=2)
return left_window
def create_text_editor(self):
search_toolbar = SearchToolbar()
text = ''
for file_path in self.playlist.media_list:
text += file_path + '\n'
self.text_field = TextArea(
text=text,
read_only=True,
#lexer=DynamicLexer(
# lambda: PygmentsLexer.from_filename(
# ApplicationState.current_path or ".txt", sync_from_start=False
# )
#),
scrollbar=True,
line_numbers=True,
search_field=search_toolbar,
)
text_editor = HSplit([self.text_field, search_toolbar])
return text_editor
def exit(self):
if self.application.is_running:
self.application.exit()
def get_statusbar_text(self):
return " Press ctrl-q to exit. "
def get_statusbar_right_text(self):
return " {}:{} ".format(
self.text_field.document.cursor_position_row + 1,
self.text_field.document.cursor_position_col + 1,
)
class FullNodeUI:
"""
Full node UI instance. Displays node state, blocks, and connections. Calls parent_close_cb
when the full node is closed. Uses the RPC client to fetch data from a full node and to display relevant
information. The UI is updated periodically.
"""
def __init__(self, parent_close_cb: Callable, rpc_client: RpcClient):
self.rpc_client = rpc_client
self.app: Optional[Application] = None
self.data_initialized = False
self.block = None
self.closed: bool = False
self.num_blocks: int = 10
self.num_top_block_pools: int = 10
self.top_winners: List[Tuple[uint64, bytes32]] = []
self.our_winners: List[Tuple[uint64, bytes32]] = []
self.prev_route: str = "home/"
self.route: str = "home/"
self.focused: bool = False
self.parent_close_cb = parent_close_cb
self.kb = self.setup_keybindings()
self.style = Style([("error", "#ff0044")])
self.pool_pks: List[PublicKey] = []
key_config_filename = os.path.join(ROOT_DIR, "config", "keys.yaml")
if os.path.isfile(key_config_filename):
config = safe_load(open(key_config_filename, "r"))
self.pool_pks = [
PrivateKey.from_bytes(bytes.fromhex(ce)).get_public_key()
for ce in config["pool_sks"]
]
self.draw_initial()
self.app = Application(
style=self.style,
layout=self.layout,
full_screen=True,
key_bindings=self.kb,
mouse_support=True,
)
self.closed = False
self.update_ui_task = asyncio.get_running_loop().create_task(
self.update_ui())
self.update_data_task = asyncio.get_running_loop().create_task(
self.update_data())
def close(self):
# Closes this instance of the UI
if not self.closed:
self.closed = True
self.route = "home/"
if self.app:
self.app.exit(0)
def stop(self):
# Closes this instance of the UI, and call parent close, which closes
# all other instances, and shuts down the full node.
self.close()
self.parent_close_cb(True)
def setup_keybindings(self) -> KeyBindings:
kb = KeyBindings()
kb.add("tab")(focus_next)
kb.add("s-tab")(focus_previous)
kb.add("down")(focus_next)
kb.add("up")(focus_previous)
kb.add("right")(focus_next)
kb.add("left")(focus_previous)
@kb.add("c-c")
def exit_(event):
self.close()
return kb
def draw_initial(self):
search_field = SearchToolbar()
self.empty_row = TextArea(focusable=False, height=1)
# home/
self.loading_msg = Label(text=f"Initializing UI....")
self.syncing = TextArea(focusable=False, height=1)
self.current_heads_label = TextArea(focusable=False, height=1)
self.lca_label = TextArea(focusable=False, height=1)
self.difficulty_label = TextArea(focusable=False, height=1)
self.ips_label = TextArea(focusable=False, height=1)
self.total_iters_label = TextArea(focusable=False, height=2)
self.con_rows = []
self.displayed_cons = set()
self.latest_blocks: List[HeaderBlock] = []
self.connections_msg = Label(text=f"Connections")
self.connection_rows_vsplit = Window()
self.add_connection_msg = Label(text=f"Add a connection ip:port")
self.add_connection_field = TextArea(
height=1,
prompt=">>> ",
style="class:input-field",
multiline=False,
wrap_lines=False,
search_field=search_field,
)
self.add_connection_field.accept_handler = self.async_to_sync(
self.add_connection)
self.latest_blocks_msg = Label(text=f"Latest blocks")
self.latest_blocks_labels = [
Button(text="block") for _ in range(self.num_blocks)
]
self.search_block_msg = Label(text=f"Search block by hash")
self.search_block_field = TextArea(
height=1,
prompt=">>> ",
style="class:input-field",
multiline=False,
wrap_lines=False,
search_field=search_field,
)
self.search_block_field.accept_handler = self.async_to_sync(
self.search_block)
self.top_block_pools_msg = Label(text=f"Top block pools")
self.top_block_pools_labels = [
Label(text="Top block pool")
for _ in range(self.num_top_block_pools)
]
self.our_pools_msg = Label(text=f"Our pool winnings")
self.our_pools_labels = [
Label(text="Our winnings") for _ in range(len(self.pool_pks))
]
self.close_ui_button = Button("Close UI", handler=self.close)
self.quit_button = Button("Stop node and close UI", handler=self.stop)
self.error_msg = Label(style="class:error", text=f"")
# block/
self.block_msg = Label(text=f"Block")
self.block_label = TextArea(focusable=True,
scrollbar=True,
focus_on_click=True)
self.back_button = Button(text="Back",
handler=self.change_route_handler("home/"))
self.challenge_msg = Label(text=f"Block Header")
self.challenge = TextArea(focusable=False)
body = HSplit([self.loading_msg], height=D(), width=D())
self.content = Frame(title="Chia Full Node", body=body)
self.layout = Layout(VSplit([self.content], height=D(), width=D()))
def change_route_handler(self, route):
def change_route():
self.prev_route = self.route
self.route = route
self.focused = False
self.error_msg.text = ""
return change_route
def async_to_sync(self, coroutine):
def inner(buff=None):
if buff is None:
asyncio.get_running_loop().create_task(coroutine())
else:
asyncio.get_running_loop().create_task(coroutine(buff.text))
return inner
async def search_block(self, text: str):
try:
block = await self.rpc_client.get_block(bytes.fromhex(text))
except ValueError:
self.error_msg.text = "Enter a valid hex block hash"
return
if block is not None:
self.change_route_handler(f"block/{text}")()
else:
self.error_msg.text = "Block not found"
async def add_connection(self, text: str):
if ":" not in text:
self.error_msg.text = (
"Enter a valid IP and port in the following format: 10.5.4.3:8000"
)
return
else:
ip, port = ":".join(text.split(":")[:-1]), text.split(":")[-1]
log.info(f"Want to connect to {ip}, {port}")
try:
await self.rpc_client.open_connection(ip, int(port))
except BaseException:
# TODO: catch right exception
self.error_msg.text = f"Failed to connect to {ip}:{port}"
async def get_latest_blocks(
self, heads: List[SmallHeaderBlock]) -> List[SmallHeaderBlock]:
added_blocks: List[SmallHeaderBlock] = []
while len(added_blocks) < self.num_blocks and len(heads) > 0:
heads = sorted(heads, key=lambda b: b.height, reverse=True)
max_block = heads[0]
if max_block not in added_blocks:
added_blocks.append(max_block)
heads.remove(max_block)
prev: Optional[
SmallHeaderBlock] = await self.rpc_client.get_header(
max_block.prev_header_hash)
if prev is not None:
heads.append(prev)
return added_blocks
async def draw_home(self):
connections: List[Dict] = [c for c in self.connections]
if set([con["node_id"] for con in connections]) != self.displayed_cons:
new_con_rows = []
for con in connections:
con_str = (
f"{NodeType(con['type']).name} {con['peer_host']} {con['peer_port']}/{con['peer_server_port']}"
f" {con['node_id'].hex()[:10]}...")
con_label = Label(text=con_str)
def disconnect(c):
async def inner():
await self.rpc_client.close_connection(c["node_id"])
self.layout.focus(self.quit_button)
return inner
disconnect_button = Button("Disconnect",
handler=self.async_to_sync(
disconnect(con)))
row = VSplit([con_label, disconnect_button])
new_con_rows.append(row)
self.displayed_cons = set([con["node_id"] for con in connections])
self.con_rows = new_con_rows
if len(self.con_rows) > 0:
self.layout.focus(self.con_rows[0])
else:
self.layout.focus(self.quit_button)
if len(self.con_rows):
new_con_rows = HSplit(self.con_rows)
else:
new_con_rows = Window(width=D(), height=0)
if self.sync_mode:
if self.max_height >= 0:
self.syncing.text = f"Syncing up to {self.max_height}"
else:
self.syncing.text = f"Syncing"
else:
self.syncing.text = "Not syncing"
total_iters = self.lca_block.challenge.total_iters
new_block_labels = []
for i, b in enumerate(self.latest_blocks):
self.latest_blocks_labels[i].text = (
f"{b.height}:{b.header_hash}"
f" {'LCA' if b.header_hash == self.lca_block.header_hash else ''}"
f" {'TIP' if b.header_hash in [h.header_hash for h in self.tips] else ''}"
)
self.latest_blocks_labels[i].handler = self.change_route_handler(
f"block/{b.header_hash}")
new_block_labels.append(self.latest_blocks_labels[i])
top_block_pools_labels = self.top_block_pools_labels
if len(self.top_winners) > 0:
new_top_block_pools_labels = []
for i, (winnings, pk) in enumerate(self.top_winners):
self.top_block_pools_labels[
i].text = f"Public key {pk.hex()}: {winnings/1000000000000} chias."
new_top_block_pools_labels.append(
self.top_block_pools_labels[i])
top_block_pools_labels = new_top_block_pools_labels
our_pools_labels = self.our_pools_labels
if len(self.our_winners) > 0:
new_our_pools_labels = []
for i, (winnings, pk) in enumerate(self.our_winners):
self.our_pools_labels[
i].text = f"Public key {pk.hex()}: {winnings/(1000000000000)} chias."
new_our_pools_labels.append(self.our_pools_labels[i])
our_pools_labels = new_our_pools_labels
self.lca_label.text = (
f"Current least common ancestor {self.lca_block.header_hash}"
f" height {self.lca_block.height}")
self.current_heads_label.text = "Heights of tips: " + str(
[h.height for h in self.tips])
self.difficulty_label.text = f"Current difficulty: {self.difficulty}"
self.ips_label.text = f"Current VDF iterations per second: {self.ips}"
self.total_iters_label.text = f"Total iterations since genesis: {total_iters}"
try:
if not self.focused:
self.layout.focus(self.close_ui_button)
self.focused = True
except ValueError: # Not yet in layout
pass
return HSplit(
[
self.syncing,
self.lca_label,
self.current_heads_label,
self.difficulty_label,
self.ips_label,
self.total_iters_label,
Window(height=1, char="-", style="class:line"),
self.connections_msg,
new_con_rows,
Window(height=1, char="-", style="class:line"),
self.add_connection_msg,
self.add_connection_field,
Window(height=1, char="-", style="class:line"),
self.latest_blocks_msg,
*new_block_labels,
Window(height=1, char="-", style="class:line"),
self.search_block_msg,
self.search_block_field,
Window(height=1, char="-", style="class:line"),
self.top_block_pools_msg,
*top_block_pools_labels,
Window(height=1, char="-", style="class:line"),
self.our_pools_msg,
*our_pools_labels,
Window(height=1, char="-", style="class:line"),
self.close_ui_button,
self.quit_button,
self.error_msg,
],
width=D(),
height=D(),
)
async def draw_block(self):
block_hash: str = self.route.split("block/")[1]
if self.block is None or self.block.header_hash != bytes32(
bytes.fromhex(block_hash)):
self.block: Optional[FullBlock] = await self.rpc_client.get_block(
bytes32(bytes.fromhex(block_hash)))
if self.block is not None:
self.block_msg.text = f"Block {str(self.block.header_hash)}"
if self.block_label.text != str(self.block):
self.block_label.text = str(self.block)
else:
self.block_label.text = f"Block hash {block_hash} not found"
try:
if not self.focused:
self.layout.focus(self.back_button)
self.focused = True
except ValueError: # Not yet in layout
pass
return HSplit([self.block_msg, self.block_label, self.back_button],
width=D(),
height=D())
async def update_ui(self):
try:
while not self.closed:
if self.data_initialized:
if self.route.startswith("home/"):
self.content.body = await self.draw_home()
elif self.route.startswith("block/"):
self.content.body = await self.draw_block()
if self.app and not self.app.invalidated:
self.app.invalidate()
await asyncio.sleep(0.5)
except Exception as e:
log.error(f"Exception in UI update_ui {type(e)}: {e}")
raise e
async def update_data(self):
self.data_initialized = False
counter = 0
try:
while not self.closed:
try:
blockchain_state = await self.rpc_client.get_blockchain_state(
)
self.lca_block = blockchain_state["lca"]
self.tips = blockchain_state["tips"]
self.difficulty = blockchain_state["difficulty"]
self.ips = blockchain_state["ips"]
self.sync_mode = blockchain_state["sync_mode"]
self.connections = await self.rpc_client.get_connections()
if self.sync_mode:
max_block = await self.rpc_client.get_heaviest_block_seen(
)
self.max_height = max_block.height
self.latest_blocks = await self.get_latest_blocks(self.tips
)
self.data_initialized = True
if counter % 20 == 0:
# Only request balances periodically, since it's an expensive operation
coin_balances: Dict[
bytes,
uint64] = await self.rpc_client.get_pool_balances(
)
self.top_winners = sorted(
[(rewards, key)
for key, rewards in coin_balances.items()],
reverse=True,
)[:self.num_top_block_pools]
self.our_winners = [
(coin_balances[bytes(pk)],
bytes(pk)) if bytes(pk) in coin_balances else
(0, bytes(pk)) for pk in self.pool_pks
]
counter += 1
await asyncio.sleep(5)
except (
aiohttp.client_exceptions.ClientConnectorError,
aiohttp.client_exceptions.ServerConnectionError,
) as e:
log.warning(
f"Could not connect to full node. Is it running? {e}")
await asyncio.sleep(5)
except Exception as e:
log.error(f"Exception in UI update_data {type(e)}: {e}")
raise e
async def await_closed(self):
await self.update_ui_task
await self.update_data_task
class UI(Client):
def __init__(self, username: str, password: str):
super().__init__(username, password, handle_data=DataFormat.ANSI)
self.commands = []
self.output_buffer = Buffer_()
self.cursor_pos = 0
self.chat_buffer = Buffer_()
self.output = BufferControl(self.output_buffer,
input_processors=[FormatText()],
include_default_input_processors=True)
self.chat = BufferControl(self.chat_buffer,
input_processors=[FormatText()],
include_default_input_processors=True)
self.hide_ip = "--hide-ip" in sys.argv
self.suggest = AutoSuggestFromLogs([
CommandSuggest(),
])
self.input = TextArea(height=1,
prompt=" >> ",
multiline=False,
wrap_lines=False,
accept_handler=self.accept,
auto_suggest=self.suggest,
dont_extend_width=True)
self.host_ip = FormattedTextControl(ANSI(""))
self.chat_float = Float(Frame(Window(self.chat, wrap_lines=True)),
right=1,
top=0,
width=40,
height=12,
hide_when_covering_content=True)
self.text = ""
self.chat_text = ""
def set_frame_size(fn):
def inner(*args):
size = self.app.output.get_size()
self.chat_float.width = size.columns // 3
self.chat_float.height = size.rows // 2
return fn(*args)
return inner
self.out_window = Window(self.output, wrap_lines=True)
kb = KeyBindings()
@kb.add('c-c')
@kb.add('c-q')
def _(_):
self.app.exit()
self._loop = False
self.run_again = False
@kb.add('c-i', filter=has_focus(self.input))
def __(_):
fut = self.suggest.get_suggestion_future(self.input.buffer,
self.input.document)
text = self.input.text
def set_input(fut_2):
res = fut_2.result()
if res is not None:
self.input.text = text + res.text
self.input.document = Document(self.input.text,
cursor_position=len(
self.input.text))
fut.add_done_callback(set_input)
@kb.add(Keys.ScrollUp)
def sup(_):
self.output_buffer.cursor_up(1)
self.out_window._scroll_up() # pylint: disable=protected-access
@kb.add(Keys.ScrollDown)
def sdown(_):
self.output_buffer.cursor_down(1)
self.out_window._scroll_down() # pylint: disable=protected-access
self.app = Application(
layout=Layout(
container=HSplit([
Frame(
FloatContainer(self.out_window,
floats=[self.chat_float])),
Frame(
VSplit([
self.input,
Window(self.host_ip,
align=WindowAlign.RIGHT,
dont_extend_width=True)
]))
]),
focused_element=self.input,
),
full_screen=True,
mouse_support=True,
enable_page_navigation_bindings=True,
key_bindings=merge_key_bindings([kb]),
paste_mode=True,
)
self.app._on_resize = set_frame_size(self.app._on_resize) # pylint: disable=protected-access
self.run_again = True
self.loop = get_event_loop()
self._loop = False
self.own_pass = ""
self.own_ip = ""
self.current_ip = ""
# patch_stdout()
@classmethod
def create(cls) -> 'UI':
user = prompt("Username: "******"Password: "******"{Fore.BLUE}[BROADCAST]{Fore.RESET} {converted_color_codes(e.msg)}"
)
else:
self.set_output(converted_color_codes(e.msg))
def event_error(self, e: ErrorEvent):
self.err(e.error)
@staticmethod
def sanitize(arg: str) -> ANSI:
return to_formatted_text(ANSI(arg))
def err(self, message: str):
self.set_output(
f"{Fore.RED}{converted_color_codes(message)}{Fore.RESET}")
def set_chat_output(self, text: str):
new_text = (self.chat_text + "\n" + text).strip()
self.chat_buffer.set_text(new_text)
self.chat_text = new_text.replace("\t", " ")
def set_output(self, text: str):
new_text = (self.text + "\n" + text).strip()
self.output_buffer.set_text(new_text)
self.text = new_text.replace("\t", " ")
self.cursor_pos = len(self.text)
def clear_chat(self):
self.chat_buffer.set_text("")
self.chat_text = ""
def clear(self):
self.output_buffer.set_text("")
self.text = ""
def accept(self, _):
if self.input.text.strip():
self.set_output(f"\n>> {self.input.text}")
self.commands.append(self.input.text)
self.suggest.last_command(self.input.text)
self.input.text = ""
async def get_host_data(self):
data = await self.command("pass see -l")
self.own_pass = data.msg
sys_info = await self.command('specs -l')
self.current_ip = self.own_ip = re.search(
r"(?P<ip>\d{1,3}(\.\d{1,3}){3,4})", sys_info.msg).group("ip")
def launch(self):
colorama.init()
use_asyncio_event_loop()
patch_stdout()
while self.run_again:
self.run_again = False
self._loop = True
self.loop.create_task(self.start())
try:
self.loop.run_until_complete(
self.app.run_async().to_asyncio_future())
except KeyboardInterrupt:
if self.current_ip != self.own_ip:
self.loop.run_until_complete(self.command("dc"))
async def event_ready(self):
o_text = self.output_buffer.text
await self.get_host_data()
text = ((
f"{Fore.YELLOW}{self.own_ip} - {self.own_pass}{Fore.RESET} "
if self.own_ip == self.current_ip else
f"{Fore.YELLOW}{self.current_ip} / {self.own_ip} - {self.own_pass}{Fore.RESET} "
) if not self.hide_ip else "")
self.host_ip.text = self.sanitize(text)
self.clear()
self.set_output(o_text)
macros = MacroHolder()
while self._loop:
# TODO: Update these when they change
macros.macros["self"] = self.own_ip
macros.macros["pass"] = self.own_pass
while not self.commands:
await asyncio.sleep(0.1)
try:
line = self.commands.pop(0).strip()
line = macros.parse(line)
command, *args = line.split()
if command == "chats":
if len(args) == 1 and args[0] == "clear":
self.clear_chat()
else:
await self.command(" ".join([command, *args]))
elif command == "macro":
if args and args[0] in ("add", "remove", "list"):
sub = args.pop(0)
if sub == "add":
if len(args) >= 2:
macros += args[0], " ".join(args[1:])
else:
self.set_output(
"Usage: macro add <name> <value>")
elif sub == "remove":
if args:
macros -= args[0]
else:
self.set_output("Usage: macro remove <name>")
else:
self.set_output("Macros:")
for key in sorted(list(macros)):
self.set_output(f"${key} -> {macros[key]}")
else:
self.set_output("Usage: macro [add/remove/list] ...")
elif command == "clear":
self.clear()
elif command == "quit":
self._loop = False
self.run_again = False
self.stop()
self.app.exit()
else:
await self.command(" ".join([command, *args]))
except Exception as e: # pylint: disable=broad-except
self.err(repr(e))
class Client:
def __init__(self, url: str = "127.0.0.1", port: int = "9999"):
self.communicator = Communicator(url, port)
self.CMDIN = CommandInput(title="DLNest Command Line(F1)",
onAccept=self.onCommandAccept)
self.w1 = self.CMDIN.getWindow()
self.DLOutput = ResultsOutput(routineTask=self.routineTaskDLOutput,
title="DLNest Output (F2)",
style="class:dlnest_output")
self.w2 = self.DLOutput.getWindow()
self.ANOutput = AnalyzeOutput(routineTask=self.routineTaskANOutput,
title="Analyzer Output (F3)",
style="class:analyzer_output")
self.w3 = self.ANOutput.getWindow()
self.analyzeTaskID = ""
self.TaskInfo = TaskInfoShower(routineTask=self.routineTaskInfo,
title="Tasks (F4)")
self.w4 = self.TaskInfo.getWindow()
self.DevicesInfo = DevicesInfoShower(
routineTask=self.routineTaskDevices, title="Devices (F5)")
self.w5 = self.DevicesInfo.getWindow()
self.container_fat = HSplit(
[self.w1,
VSplit([self.w2, self.w3]),
VSplit([self.w4, self.w5])])
self.container_tall = HSplit(
[self.w1, self.w2, self.w3, self.w4, self.w5])
self.kb = KeyBindings()
@self.kb.add('c-c')
def exit_(event):
event.app.exit()
@self.kb.add('f1')
def focus1(event):
event.app.layout.focus(self.w1)
@self.kb.add('f2')
def focus2(event):
event.app.layout.focus(self.w2)
@self.kb.add('f3')
def focus3(event):
event.app.layout.focus(self.w3)
@self.kb.add('f4')
def focus4(event):
event.app.layout.focus(self.w4)
@self.kb.add('f5')
def focus5(event):
event.app.layout.focus(self.w5)
self.style = Style.from_dict({
"frame.border": "fg:#ffb6c1",
"frame.title": "fg:#1ef0ff",
"command_frame": "bg:#008b8b",
"dlnest_output": "bg:#451a4a",
"analyzer_output": "bg:#451a4a",
"analyzer_info_label": "bg:#da70d6",
"analyzer_info_text1": "bg:#3f3f00",
"analyzer_info_text2": "bg:#ff00ff",
"running_task_status": "bg:#a01010 bold",
"running_task_id": "bg:#303030",
"running_task_gpu": "bg:#556b2f",
"running_task_des": "bg:#c71585",
"running_task_time": "bg:#2e3b37",
"pending_task_status": "bg:#1010a0 bold",
"pending_task_id": "bg:#303030",
"pending_task_gpu": "bg:#556b2f",
"pending_task_des": "bg:#c71585",
"pending_task_time": "bg:#2e3b37",
"suspend_task_status": "bg:#10a010 bold",
"suspend_task_id": "bg:#303030",
"suspend_task_gpu": "bg:#556b2f",
"suspend_task_des": "bg:#c71585",
"suspend_task_time": "bg:#2e3b37",
"task_info_shower": "bg:#008bc0",
"devices_info_shower": "bg:#008bc0",
"devices_id": "bg:#303030",
"devices_status_valid": "bg:#3cb371 bold",
"devices_status_break": "bg:#a01010 bold",
"devices_free_memory": "bg:#556b2f",
"devices_tasks": "bg:#c71585"
})
self.layout = Layout(self.container_fat, focused_element=self.w1)
self.app = Application(key_bindings=self.kb,
layout=self.layout,
full_screen=True,
style=self.style)
self.app._on_resize = self.on_resize
def on_resize(self):
cols, rows = os.get_terminal_size(0)
focused_element = self.layout.current_window
if cols >= 2 * rows: # fat
self.app.layout = Layout(self.container_fat,
focused_element=focused_element)
else: # tall
self.app.layout = Layout(self.container_tall,
focused_element=focused_element)
self.app.renderer.erase(leave_alternate_screen=False)
self.app._request_absolute_cursor_position()
self.app._redraw()
def getApp(self):
return self.app
def onCommandAccept(self, s: str):
commandWordList = s.split(" ")
while "" in commandWordList:
commandWordList.remove("")
if commandWordList[0] == "watch":
self.analyzeTaskID = commandWordList[1]
elif commandWordList[0] == "withdraw":
self.analyzeTaskID = ""
if commandWordList[0] == "runExp":
if len(commandWordList) != 3:
if self.analyzeTaskID != "":
commandWordList = [
commandWordList[0], self.analyzeTaskID,
commandWordList[1]
]
else:
return
ret = self.communicator.giveACommand(commandWordList)
if commandWordList[0] == "del":
if ret["status"] == "success" and commandWordList[
1] == self.analyzeTaskID:
self.analyzeTaskID = ""
if "exit" in ret:
self.app.exit()
def routineTaskDLOutput(self, obj):
#for buffer fresh
if not hasattr(obj, "_count_"):
obj._count_ = 0
outStyledDict = self.communicator.giveACommand(["showDL", "-s"])
outPlainDict = self.communicator.giveACommand(["showDL"])
if "text" in outStyledDict and "text" in outPlainDict:
try:
obj.lexer.styled_text = outStyledDict["text"]
obj.shower.text = outPlainDict["text"]
except Exception as e:
pass
def routineTaskANOutput(self, obj):
#for buffer fresh
if not hasattr(obj, "_count_"):
obj._count_ = 0
if self.analyzeTaskID == "":
obj.lexer.styled_text = []
obj.shower.text = ""
obj.infoText.text = [("", "No valid analyzer task is running")]
obj.infoWindow.width = 33
return
outStyledDict = self.communicator.giveACommand(
["showAN", "-t", self.analyzeTaskID, "-s"])
outPlainDict = self.communicator.giveACommand(
["showAN", "-t", self.analyzeTaskID])
if "text" in outStyledDict and "text" in outPlainDict:
try:
obj.lexer.styled_text = outStyledDict["text"]
obj.shower.text = outPlainDict["text"]
obj.infoText.text = [("class:analyzer_info_text1",
self.analyzeTaskID)]
obj.infoWindow.width = len(self.analyzeTaskID)
except Exception as e:
pass
else:
self.analyzeTaskID = ""
def routineTaskInfo(self, obj):
# for buffer fresh
if not hasattr(obj, "_count_"):
obj._count_ = 0
r = self.communicator.giveACommand(["showTask"])
if r["status"] != "success":
obj.lexer.taskInfo = []
obj.shower.text = obj.lexer.get_text()
return
taskInfo = r["info"]
try:
obj.lexer.taskInfo = taskInfo
obj.shower.text = obj.lexer.get_text()
except Exception as e:
pass
def routineTaskDevices(self, obj):
# for buffer fresh
if not hasattr(obj, "_count_"):
obj._count_ = 0
r = self.communicator.giveACommand(["showDevice"])
if r["status"] != "success":
obj.lexer.devicesInfo = []
obj.shower.text = obj.lexer.get_text()
return
obj.lexer.devicesInfo = r["info"]
try:
obj.shower.text = obj.lexer.get_text()
except Exception as e:
pass
class PybreakGui(Bdb):
def __init__(self):
super().__init__()
self.paused = True
self.app_thread = threading.Thread(target=self.start_gui, args=(asyncio.get_event_loop(),))
self.frame_history = FrameHistory()
self.search_toolbar = SearchToolbar(
text_if_not_searching=[("class:not-searching", "Press '/' to start searching.")]
)
def get_view_file():
if len(self.frame_history.history) > 0:
return self.frame_history.hist_frame.filename
return ".py"
self.text_area = TextArea(
lexer=DynamicLexer(
lambda: PygmentsLexer.from_filename(
get_view_file(), sync_from_start=False
)
),
search_field=self.search_toolbar,
scrollbar=True,
line_numbers=True,
)
self.container = HSplit(
[
self.text_area,
self.search_toolbar,
]
)
kb = KeyBindings()
@kb.add("c-q")
def _(event: KeyPressEvent):
self.paused = False
self._quit()
@kb.add("c-n")
def _(event):
self.set_next(self.frame_history.exec_frame.raw_frame)
self.paused = False # allow another frame to be processed
self.app = Application(
full_screen=True,
layout=Layout(container=self.container),
key_bindings=kb,
)
self.app.loop = asyncio.get_event_loop()
def start_gui(self, loop):
asyncio.set_event_loop(loop)
self.app.run()
self.text_area.buffer.insert_text("HELLO WORLD")
def start(self, frame):
self.app_thread.start()
super().set_trace(frame)
def _quit(self):
sys.settrace(None)
self.quitting = True
self.app.exit()
def user_call(self, frame: types.FrameType, argument_list):
# if self.stop_here(frame):
# self.frame_history.append(frame)
pass
def user_line(self, frame: types.FrameType):
"""
This method is called from dispatch_line() when either
stop_here() or break_here() yields True.
i.e. when we stop OR break at this line.
* stop_here() yields true if the frame lies below the frame where
debugging started on the call stack. i.e. it will be called for
every line after we start debugging.
* break_here() yields true only if there's a breakpoint for this
line
"""
self.text_area.buffer.insert_text(f"FRAME = {frame.f_code.co_filename}:{frame.f_lineno}")
if self.stop_here(frame):
self.text_area.buffer.insert_text(str(frame.f_code.co_filename) + str(frame.f_lineno) + "\n")
self.frame_history.append(frame)
while self.paused:
time.sleep(.1)
self.paused = True
class View:
def __init__(self, manager: mp.Manager, shared_state: dict, rpc_channel: mp.Queue):
self.manager = manager
self.shared_state = shared_state
self.rpc_channel = rpc_channel
self.fileman = Filemanager(self)
self.fileman_visible = True
self.toolbar = Toolbar(self)
self.views = OrderedDict() # type: Dict[str, SimpleView]
self.app = Application(
full_screen=True,
mouse_support=True,
color_depth=ColorDepth.DEPTH_24_BIT,
clipboard=InMemoryClipboard(),
enable_page_navigation_bindings=False,
# key_bindings=get_filemanager_kb()
layout=Layout(
container=HSplit([
DynamicContainer(self._get_children),
DynamicContainer(lambda: self.toolbar)
]),
# focused_element=(self.current_view or self.fileman).input_field,
),
)
def _get_children(self):
children = ([self.fileman] if self.fileman_visible else []) \
+ list(self.views.values())
return VSplit(
children=children,
padding_char=Border.VERTICAL,
padding=1,
padding_style='#ffff00'
) if len(children) > 0 else Window() # VSplit([]) will raise Exception
@property
def current_view(self) -> SimpleView:
return self.views.get(self.shared_state['focused_view'])
def set_focus(self, view_id: str) -> None:
self.shared_state['focused_view'] = view_id
# When creating a new_view then set_focus will be called immediately after
# This will create a race-condition between app.focus("LOADING...") and the
# "LOADING..." component being replaced by the actually content (SimpleView
# starts a thread that listen on the RPC channel, which often takes "a while"
# so wait for the app to be ready (is_dirty != None) before calling set_focus:
threading.Thread(target=self._set_focus, args=(view_id, )).start()
def _set_focus(self, view_id: str) -> None:
# Break if multiple threads are competing for focus:
while self.shared_state['focused_view'] == view_id:
if self.current_view.is_dirty is None:
sleep(.1)
else:
self.app.layout.focus(self.current_view.input_field)
break
def new_view(self, file_path: str = None):
channel = self.manager.Queue()
self.rpc_channel.edit_request('new_view', {} if file_path is None else {'file_path': file_path}, channel)
# Wait for 'view-id-X' identifier:
view_id = channel.get()
assert view_id not in self.shared_state['view_channels'], "Duplicate view_id: {} ({})".format(view_id, self.shared_state)
self.shared_state['view_channels'][view_id] = channel
self.views[view_id] = SimpleView(file_path, channel, view_id, self)
self.set_focus(view_id)
def close_view(self, view_id: str):
self.rpc_channel.notify('close_view', {'view_id': view_id})
self.shared_state['view_channels'][view_id].put(('kill', {}))
self.views[view_id].thread.join()
del self.shared_state['view_channels'][view_id]
del self.views[view_id]
if view_id == self.shared_state['focused_view']:
self.shared_state['focused_view'] = None
try:
new_focused_view = list(self.views)[0]
self.set_focus(new_focused_view)
except IndexError:
if self.fileman_visible:
self.app.layout.focus(self.fileman.input_field)
else:
logging.debug("[View] Calling app.exit()")
self.app.exit()
class ImbTui:
def __init__(self):
self.init_done = asyncio.Event()
async def start_ui(self):
kb = KeyBindings()
@kb.add('escape')
def _(event):
for t in asyncio.Task.all_tasks():
if 'Imb.main()' in str(t) and not t.done():
t.cancel()
# Allow member functions to access this frame to allow switching screens
self.app_frame = Frame(title='Opsani Intelligent Manifest Builder',
body=Window())
self.app = Application(
full_screen=True,
key_bindings=kb,
layout=Layout(HSplit([self.app_frame,
Label('Press ESC to exit')])))
self.init_done.set()
await self.app.run_async(set_exception_handler=False)
async def stop_ui(self):
self.app.exit()
async def prompt_yn(self,
title,
prompt,
disable_back=False,
allow_other=False,
other_button_text="Other"):
result = ImbTuiResult()
input_done = asyncio.Event()
def yes_handler():
result.value = True
input_done.set()
def no_handler():
result.value = False
input_done.set()
def back_handler():
result.back_selected = True
input_done.set()
def other_handler():
result.other_selected = True
input_done.set()
buttons = [
Button(text="Yes", handler=yes_handler),
Button(text="No", handler=no_handler)
]
if not disable_back:
buttons.append(Button(text="Back", handler=back_handler))
if allow_other:
buttons.append(
Button(text=other_button_text, handler=other_handler))
yn_dialog = Dialog(
title=title,
body=Window(FormattedTextControl(prompt),
height=1,
align=WindowAlign.CENTER),
buttons=buttons,
modal=False,
)
# disable a_reverse style applied to dialogs
yn_dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
Window(),
yn_dialog,
Window(),
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
# prompt-toolkit supports line wrapping but it disregards breaking of words across lines
# In cases where the text will span multiple lines, it should be divided up into an
# array of prompt lines where each line should be short enough to fit on the screen
async def prompt_ok(self, title, prompt: Union[str, Iterable[str]]):
result = ImbTuiResult()
input_done = asyncio.Event()
dialog_body = []
if isinstance(prompt, str):
dialog_body.append(
Window(FormattedTextControl(prompt),
height=1,
align=WindowAlign.CENTER))
else:
for line in prompt:
dialog_body.append(
Window(FormattedTextControl(line),
height=1,
align=WindowAlign.CENTER))
def ok_handler():
result.value = True
input_done.set()
def back_handler():
result.back_selected = True
input_done.set()
ok_dialog = Dialog(
title=title,
body=HSplit(dialog_body),
buttons=[
Button(text="Ok", handler=ok_handler),
Button(text="Back", handler=back_handler),
],
modal=False,
)
# disable a_reverse style applied to dialogs
ok_dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
Window(),
ok_dialog,
Window(),
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
async def long_prompt_text_input(self,
title,
prompt: Union[str, Iterable[str]],
initial_text='',
allow_other=False):
'prompt for single text input with a multi-line prompt'
result = ImbTuiResult()
input_done = asyncio.Event()
def accept(buf) -> bool:
get_app().layout.focus(ok_button)
return True # Keep text.
dialog_body = []
if isinstance(prompt, str):
dialog_body.append(
Window(FormattedTextControl(prompt),
height=1,
align=WindowAlign.CENTER))
else:
for line in prompt:
dialog_body.append(
Window(FormattedTextControl(line),
height=1,
align=WindowAlign.CENTER))
text_field = TextArea(text=initial_text,
multiline=False,
accept_handler=accept)
dialog_body.append(text_field)
def ok_handler():
result.value = text_field.text
input_done.set()
def back_handler():
result.back_selected = True
input_done.set()
ok_button = Button(text='Ok', handler=ok_handler)
dialog = Dialog(
title=title,
body=HSplit(dialog_body),
buttons=[
ok_button,
Button(text="Back", handler=back_handler),
],
modal=False,
)
# disable a_reverse style applied to dialogs
dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
Window(),
dialog,
Window(),
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
async def prompt_text_input(self,
title,
prompts,
allow_other=False,
other_button_text="Other",
ok_button_text="Ok"):
result = ImbTuiResult()
input_done = asyncio.Event()
text_fields = []
dialog_hsplit_content = []
def accept(buf) -> bool:
get_app().layout.focus(ok_button)
return True # Keep text.
def ok_handler() -> None:
if len(prompts) == 1:
result.value = text_fields[0].text
else:
result.value = tuple(t.text for t in text_fields)
input_done.set()
def back_handler() -> None:
result.back_selected = True
input_done.set()
def other_handler() -> None:
if len(prompts) == 1:
result.value = text_fields[0].text
else:
result.value = tuple(t.text for t in text_fields)
result.other_selected = True
input_done.set()
ok_button = Button(text=ok_button_text, handler=ok_handler
) # capture ref to allow accept handler to focus it
buttons = [ok_button, Button(text='Back', handler=back_handler)]
if allow_other:
buttons.append(
Button(text=other_button_text, handler=other_handler))
for p in prompts:
text_field = TextArea(text=p.get('initial_text', ''),
multiline=False,
accept_handler=accept)
text_fields.append(text_field)
dialog_hsplit_content.extend([
Window(FormattedTextControl(text=p['prompt']),
align=WindowAlign.CENTER,
dont_extend_height=True), text_field
])
dialog = Dialog(
title=title,
body=HSplit(
dialog_hsplit_content,
padding=Dimension(preferred=1, max=1),
),
buttons=buttons,
modal=False,
)
dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
Window(),
dialog,
Window(),
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
async def prompt_multiline_text_input(self,
title,
prompt: Union[str, Iterable[str]],
initial_text=''):
result = ImbTuiResult()
input_done = asyncio.Event()
dialog_body = []
if isinstance(prompt, str):
dialog_body.append(
Window(FormattedTextControl(prompt),
height=1,
align=WindowAlign.CENTER))
else:
for line in prompt:
dialog_body.append(
Window(FormattedTextControl(line),
height=1,
align=WindowAlign.CENTER))
textfield = TextArea(text=initial_text, multiline=True, scrollbar=True)
dialog_body.append(textfield)
def ok_handler() -> None:
result.value = textfield.text
input_done.set()
def back_handler() -> None:
result.back_selected = True
input_done.set()
ok_button = Button(text='Ok', handler=ok_handler)
back_button = Button(text='Back', handler=back_handler)
dialog = Dialog(
title=title,
body=HSplit(dialog_body, padding=Dimension(preferred=1, max=1)),
buttons=[ok_button, back_button],
modal=False,
)
dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
dialog,
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
async def prompt_multiline_text_output(self, title, text=''):
result = ImbTuiResult()
input_done = asyncio.Event()
def ok_handler() -> None:
input_done.set()
def back_handler() -> None:
result.back_selected = True
input_done.set()
ok_button = Button(text='Ok', handler=ok_handler)
back_button = Button(text='Back', handler=back_handler)
dialog = Dialog(
title=title,
body=TextArea(text=text,
wrap_lines=True,
multiline=True,
scrollbar=True,
read_only=True),
buttons=[ok_button, back_button],
modal=False,
)
dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
dialog,
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
async def prompt_radio_list(self, values, title, header, allow_other=True):
result = ImbTuiResult()
input_done = asyncio.Event()
def ok_handler() -> None:
result.value = radio_list.current_value
input_done.set()
def back_handler() -> None:
result.back_selected = True
input_done.set()
def other_handler() -> None:
result.other_selected = True
input_done.set()
buttons = [
Button(text='Ok', handler=ok_handler),
Button(text='Back', handler=back_handler),
]
if allow_other:
buttons.append(Button(text='Other', handler=other_handler))
radio_list = RadioList(list(enumerate(values)))
dialog = Dialog(
title=title,
body=HSplit([
Label(text=HTML(" <b>{}</b>".format(header)),
dont_extend_height=True),
radio_list,
],
padding=1),
buttons=buttons,
modal=False,
)
# disable a_reverse style applied to dialogs
dialog.container.container.content.style = ""
self.app_frame.body = HSplit([
# Window(FormattedTextControl(HTML('<b>Kubernetes Config</b>')), align=WindowAlign.CENTER, height=1), # TODO: screen header
Window(),
dialog,
Window()
])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result
async def prompt_check_list(self, values, title, header, allow_other=True):
result = ImbTuiResult()
input_done = asyncio.Event()
def ok_handler() -> None:
result.value = cb_list.current_values
input_done.set()
def back_handler() -> None:
result.back_selected = True
input_done.set()
def other_handler() -> None:
result.other_selected = True
input_done.set()
buttons = [
Button(text='Ok', handler=ok_handler),
Button(text='Back', handler=back_handler),
]
if allow_other:
buttons.append(Button(text='Other', handler=other_handler))
cb_list = CheckboxList(list(enumerate(values)))
dialog = Dialog(
title=title,
body=HSplit([
Label(text=HTML(" <b>{}</b>".format(header)),
dont_extend_height=True),
cb_list,
],
padding=1),
buttons=buttons,
modal=False,
)
# disable a_reverse style applied to dialogs
dialog.container.container.content.style = ""
self.app_frame.body = HSplit([Window(), dialog, Window()])
self.app.invalidate()
self.app.layout.focus(self.app_frame)
await input_done.wait()
return result