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import os
import gradio as gr
from typing import Dict, List
from modules import scripts
from scripts.infotext import parse_unit, serialize_unit
from scripts.controlnet_ui.tool_button import ToolButton
from scripts.logging import logger
from scripts.processor import preprocessor_filters
from scripts import external_code
save_symbol = "\U0001f4be" # 💾
delete_symbol = "\U0001f5d1\ufe0f" # 🗑️
refresh_symbol = "\U0001f504" # 🔄
reset_symbol = "\U000021A9" # ↩
NEW_PRESET = "New Preset"
def load_presets(preset_dir: str) -> Dict[str, str]:
if not os.path.exists(preset_dir):
os.makedirs(preset_dir)
return {}
presets = {}
for filename in os.listdir(preset_dir):
if filename.endswith(".txt"):
with open(os.path.join(preset_dir, filename), "r") as f:
name = filename.replace(".txt", "")
if name == NEW_PRESET:
continue
presets[name] = f.read()
return presets
def infer_control_type(module: str, model: str) -> str:
def matches_control_type(input_string: str, control_type: str) -> bool:
return any(t.lower() in input_string for t in control_type.split("/"))
control_types = preprocessor_filters.keys()
control_type_candidates = [
control_type
for control_type in control_types
if (
matches_control_type(module, control_type)
or matches_control_type(model, control_type)
)
]
if len(control_type_candidates) != 1:
raise ValueError(
f"Unable to infer control type from module {module} and model {model}"
)
return control_type_candidates[0]
class ControlNetPresetUI(object):
preset_directory = os.path.join(scripts.basedir(), "presets")
presets = load_presets(preset_directory)
def __init__(self, id_prefix: str):
with gr.Row():
self.dropdown = gr.Dropdown(
label="Presets",
show_label=True,
elem_classes=["cnet-preset-dropdown"],
choices=ControlNetPresetUI.dropdown_choices(),
value=NEW_PRESET,
)
self.reset_button = ToolButton(
value=reset_symbol,
elem_classes=["cnet-preset-reset"],
tooltip="Reset preset",
visible=False,
)
self.save_button = ToolButton(
value=save_symbol,
elem_classes=["cnet-preset-save"],
tooltip="Save preset",
)
self.delete_button = ToolButton(
value=delete_symbol,
elem_classes=["cnet-preset-delete"],
tooltip="Delete preset",
)
self.refresh_button = ToolButton(
value=refresh_symbol,
elem_classes=["cnet-preset-refresh"],
tooltip="Refresh preset",
)
with gr.Box(
elem_classes=["popup-dialog", "cnet-preset-enter-name"],
elem_id=f"{id_prefix}_cnet_preset_enter_name",
) as self.name_dialog:
with gr.Row():
self.preset_name = gr.Textbox(
label="Preset name",
show_label=True,
lines=1,
elem_classes=["cnet-preset-name"],
)
self.confirm_preset_name = ToolButton(
value=save_symbol,
elem_classes=["cnet-preset-confirm-name"],
tooltip="Save preset",
)
def register_callbacks(
self,
uigroup,
control_type: gr.Radio,
*ui_states,
):
def apply_preset(name: str, control_type: str, *ui_states):
if name == NEW_PRESET:
return (
gr.update(visible=False),
*(
(gr.skip(),)
* (len(vars(external_code.ControlNetUnit()).keys()) + 1)
),
)
assert name in ControlNetPresetUI.presets
infotext = ControlNetPresetUI.presets[name]
preset_unit = parse_unit(infotext)
current_unit = external_code.ControlNetUnit(*ui_states)
preset_unit.image = None
current_unit.image = None
# Do not compare module param that are not used in preset.
for module_param in ("processor_res", "threshold_a", "threshold_b"):
if getattr(preset_unit, module_param) == -1:
setattr(current_unit, module_param, -1)
# No update necessary.
if vars(current_unit) == vars(preset_unit):
return (
gr.update(visible=False),
*(
(gr.skip(),)
* (len(vars(external_code.ControlNetUnit()).keys()) + 1)
),
)
unit = preset_unit
try:
new_control_type = infer_control_type(unit.module, unit.model)
except ValueError as e:
logger.error(e)
new_control_type = control_type
if new_control_type != control_type:
uigroup.prevent_next_n_module_update += 1
if preset_unit.module != current_unit.module:
uigroup.prevent_next_n_slider_value_update += 1
if preset_unit.pixel_perfect != current_unit.pixel_perfect:
uigroup.prevent_next_n_slider_value_update += 1
return (
gr.update(visible=True),
gr.update(value=new_control_type),
*[
gr.update(value=value) if value is not None else gr.update()
for value in vars(unit).values()
],
)
for element, action in (
(self.dropdown, "change"),
(self.reset_button, "click"),
):
getattr(element, action)(
fn=apply_preset,
inputs=[self.dropdown, control_type, *ui_states],
outputs=[self.delete_button, control_type, *ui_states],
show_progress="hidden",
).then(
fn=lambda: gr.update(visible=False),
inputs=None,
outputs=[self.reset_button],
)
def save_preset(name: str, *ui_states):
if name == NEW_PRESET:
return gr.update(visible=True), gr.update(), gr.update()
ControlNetPresetUI.save_preset(
name, external_code.ControlNetUnit(*ui_states)
)
return (
gr.update(), # name dialog
gr.update(choices=ControlNetPresetUI.dropdown_choices(), value=name),
gr.update(visible=False), # Reset button
)
self.save_button.click(
fn=save_preset,
inputs=[self.dropdown, *ui_states],
outputs=[self.name_dialog, self.dropdown, self.reset_button],
show_progress="hidden",
).then(
fn=None,
_js=f"""
(name) => {{
if (name === "{NEW_PRESET}")
popup(gradioApp().getElementById('{self.name_dialog.elem_id}'));
}}""",
inputs=[self.dropdown],
)
def delete_preset(name: str):
ControlNetPresetUI.delete_preset(name)
return gr.Dropdown.update(
choices=ControlNetPresetUI.dropdown_choices(),
value=NEW_PRESET,
), gr.update(visible=False)
self.delete_button.click(
fn=delete_preset,
inputs=[self.dropdown],
outputs=[self.dropdown, self.reset_button],
show_progress="hidden",
)
self.name_dialog.visible = False
def save_new_preset(new_name: str, *ui_states):
if new_name == NEW_PRESET:
logger.warn(f"Cannot save preset with reserved name '{NEW_PRESET}'")
return gr.update(visible=False), gr.update()
ControlNetPresetUI.save_preset(
new_name, external_code.ControlNetUnit(*ui_states)
)
return gr.update(visible=False), gr.update(
choices=ControlNetPresetUI.dropdown_choices(), value=new_name
)
self.confirm_preset_name.click(
fn=save_new_preset,
inputs=[self.preset_name, *ui_states],
outputs=[self.name_dialog, self.dropdown],
show_progress="hidden",
).then(fn=None, _js="closePopup")
self.refresh_button.click(
fn=ControlNetPresetUI.refresh_preset,
inputs=None,
outputs=[self.dropdown],
show_progress="hidden",
)
def update_reset_button(preset_name: str, *ui_states):
if preset_name == NEW_PRESET:
return gr.update(visible=False)
infotext = ControlNetPresetUI.presets[preset_name]
preset_unit = parse_unit(infotext)
current_unit = external_code.ControlNetUnit(*ui_states)
preset_unit.image = None
current_unit.image = None
# Do not compare module param that are not used in preset.
for module_param in ("processor_res", "threshold_a", "threshold_b"):
if getattr(preset_unit, module_param) == -1:
setattr(current_unit, module_param, -1)
return gr.update(visible=vars(current_unit) != vars(preset_unit))
for ui_state in ui_states:
if isinstance(ui_state, gr.Image):
continue
for action in ("edit", "click", "change", "clear", "release"):
if action == "release" and not isinstance(ui_state, gr.Slider):
continue
if hasattr(ui_state, action):
getattr(ui_state, action)(
fn=update_reset_button,
inputs=[self.dropdown, *ui_states],
outputs=[self.reset_button],
)
@staticmethod
def dropdown_choices() -> List[str]:
return list(ControlNetPresetUI.presets.keys()) + [NEW_PRESET]
@staticmethod
def save_preset(name: str, unit: external_code.ControlNetUnit):
infotext = serialize_unit(unit)
with open(
os.path.join(ControlNetPresetUI.preset_directory, f"{name}.txt"), "w"
) as f:
f.write(infotext)
ControlNetPresetUI.presets[name] = infotext
@staticmethod
def delete_preset(name: str):
if name not in ControlNetPresetUI.presets:
return
del ControlNetPresetUI.presets[name]
file = os.path.join(ControlNetPresetUI.preset_directory, f"{name}.txt")
if os.path.exists(file):
os.unlink(file)
@staticmethod
def refresh_preset():
ControlNetPresetUI.presets = load_presets(ControlNetPresetUI.preset_directory)
return gr.update(choices=ControlNetPresetUI.dropdown_choices())
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