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https://github.com/esphome/esphome.git
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94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
import esphome.config_validation as cv
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from esphome.const import CONF_OPTIONS
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from ..defines import (
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CONF_DIR,
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CONF_INDICATOR,
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CONF_MAIN,
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CONF_SCROLLBAR,
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CONF_SELECTED,
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CONF_SELECTED_INDEX,
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CONF_SELECTED_TEXT,
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CONF_SYMBOL,
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DIRECTIONS,
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literal,
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)
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from ..helpers import lvgl_components_required
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from ..lv_validation import lv_int, lv_text, option_string
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from ..lvcode import LocalVariable, lv, lv_add, lv_expr
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from ..schemas import part_schema
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from ..types import LvCompound, LvSelect, LvType, lv_obj_t
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from . import Widget, WidgetType, set_obj_properties
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from .label import CONF_LABEL
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CONF_DROPDOWN = "dropdown"
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CONF_DROPDOWN_LIST = "dropdown_list"
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lv_dropdown_t = LvSelect("LvDropdownType", parents=(LvCompound,))
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lv_dropdown_list_t = LvType("lv_dropdown_list_t")
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dropdown_list_spec = WidgetType(
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CONF_DROPDOWN_LIST, lv_dropdown_list_t, (CONF_MAIN, CONF_SELECTED, CONF_SCROLLBAR)
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)
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DROPDOWN_BASE_SCHEMA = cv.Schema(
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{
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cv.Optional(CONF_SYMBOL): lv_text,
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cv.Exclusive(CONF_SELECTED_INDEX, CONF_SELECTED_TEXT): lv_int,
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cv.Exclusive(CONF_SELECTED_TEXT, CONF_SELECTED_TEXT): lv_text,
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cv.Optional(CONF_DROPDOWN_LIST): part_schema(dropdown_list_spec.parts),
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}
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)
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DROPDOWN_SCHEMA = DROPDOWN_BASE_SCHEMA.extend(
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{
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cv.Required(CONF_OPTIONS): cv.ensure_list(option_string),
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cv.Optional(CONF_DIR, default="BOTTOM"): DIRECTIONS.one_of,
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}
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)
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DROPDOWN_UPDATE_SCHEMA = DROPDOWN_BASE_SCHEMA.extend(
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{
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cv.Optional(CONF_OPTIONS): cv.ensure_list(option_string),
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cv.Optional(CONF_DIR): DIRECTIONS.one_of,
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}
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)
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class DropdownType(WidgetType):
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def __init__(self):
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super().__init__(
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CONF_DROPDOWN,
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lv_dropdown_t,
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(CONF_MAIN, CONF_INDICATOR),
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DROPDOWN_SCHEMA,
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modify_schema=DROPDOWN_UPDATE_SCHEMA,
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)
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async def to_code(self, w: Widget, config):
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lvgl_components_required.add(CONF_DROPDOWN)
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if options := config.get(CONF_OPTIONS):
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lv_add(w.var.set_options(options))
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if symbol := config.get(CONF_SYMBOL):
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lv.dropdown_set_symbol(w.var.obj, await lv_text.process(symbol))
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if (selected := config.get(CONF_SELECTED_INDEX)) is not None:
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value = await lv_int.process(selected)
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lv_add(w.var.set_selected_index(value, literal("LV_ANIM_OFF")))
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if (selected := config.get(CONF_SELECTED_TEXT)) is not None:
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value = await lv_text.process(selected)
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lv_add(w.var.set_selected_text(value, literal("LV_ANIM_OFF")))
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if dirn := config.get(CONF_DIR):
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lv.dropdown_set_dir(w.obj, literal(dirn))
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if dlist := config.get(CONF_DROPDOWN_LIST):
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with LocalVariable(
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"dropdown_list", lv_obj_t, lv_expr.dropdown_get_list(w.obj)
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) as dlist_obj:
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dwid = Widget(dlist_obj, dropdown_list_spec, dlist)
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await set_obj_properties(dwid, dlist)
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def get_uses(self):
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return (CONF_LABEL,)
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dropdown_spec = DropdownType()
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