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Code Issues Releases Wiki Activity

[lvgl] Roller and Dropdown enhancements; (#7608)

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This commit is contained in:
Clyde Stubbs
2024-10-17 12:03:48 +11:00
committed by GitHub
parent 5ad68e926d
commit fcfc76b01b
16 changed files with 218 additions and 107 deletions
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32
esphome/components/lvgl/widgets/dropdown.py
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@@ -1,4 +1,3 @@
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.const import CONF_OPTIONS
@@ -9,21 +8,24 @@ from ..defines import (
CONF_SCROLLBAR,
CONF_SELECTED,
CONF_SELECTED_INDEX,
CONF_SELECTED_TEXT,
CONF_SYMBOL,
DIRECTIONS,
literal,
)
from ..helpers import lvgl_components_required
from ..lv_validation import lv_int, lv_text, option_string
from ..lvcode import LocalVariable, lv, lv_expr
from ..lvcode import LocalVariable, lv, lv_add, lv_expr
from ..schemas import part_schema
from ..types import LvSelect, LvType, lv_obj_t
from ..types import LvCompound, LvSelect, LvType, lv_obj_t
from . import Widget, WidgetType, set_obj_properties
from .label import CONF_LABEL
CONF_DROPDOWN = "dropdown"
CONF_DROPDOWN_LIST = "dropdown_list"
lv_dropdown_t = LvSelect("lv_dropdown_t")
lv_dropdown_t = LvSelect("LvDropdownType", parents=(LvCompound,))
lv_dropdown_list_t = LvType("lv_dropdown_list_t")
dropdown_list_spec = WidgetType(
CONF_DROPDOWN_LIST, lv_dropdown_list_t, (CONF_MAIN, CONF_SELECTED, CONF_SCROLLBAR)
@@ -32,7 +34,8 @@ dropdown_list_spec = WidgetType(
DROPDOWN_BASE_SCHEMA = cv.Schema(
{
cv.Optional(CONF_SYMBOL): lv_text,
cv.Optional(CONF_SELECTED_INDEX): cv.templatable(cv.int_),
cv.Exclusive(CONF_SELECTED_INDEX, CONF_SELECTED_TEXT): lv_int,
cv.Exclusive(CONF_SELECTED_TEXT, CONF_SELECTED_TEXT): lv_text,
cv.Optional(CONF_DIR, default="BOTTOM"): DIRECTIONS.one_of,
cv.Optional(CONF_DROPDOWN_LIST): part_schema(dropdown_list_spec),
}
@@ -44,6 +47,12 @@ DROPDOWN_SCHEMA = DROPDOWN_BASE_SCHEMA.extend(
}
)
DROPDOWN_UPDATE_SCHEMA = DROPDOWN_BASE_SCHEMA.extend(
{
cv.Optional(CONF_OPTIONS): cv.ensure_list(option_string),
}
)
class DropdownType(WidgetType):
def __init__(self):
@@ -52,18 +61,21 @@ class DropdownType(WidgetType):
lv_dropdown_t,
(CONF_MAIN, CONF_INDICATOR),
DROPDOWN_SCHEMA,
DROPDOWN_BASE_SCHEMA,
modify_schema=DROPDOWN_UPDATE_SCHEMA,
)
async def to_code(self, w: Widget, config):
lvgl_components_required.add(CONF_DROPDOWN)
if options := config.get(CONF_OPTIONS):
text = cg.safe_exp("\n".join(options))
lv.dropdown_set_options(w.obj, text)
lv_add(w.var.set_options(options))
if symbol := config.get(CONF_SYMBOL):
lv.dropdown_set_symbol(w.obj, await lv_text.process(symbol))
lv.dropdown_set_symbol(w.var.obj, await lv_text.process(symbol))
if (selected := config.get(CONF_SELECTED_INDEX)) is not None:
value = await lv_int.process(selected)
lv.dropdown_set_selected(w.obj, value)
lv_add(w.var.set_selected_index(value, literal("LV_ANIM_OFF")))
if (selected := config.get(CONF_SELECTED_TEXT)) is not None:
value = await lv_text.process(selected)
lv_add(w.var.set_selected_text(value, literal("LV_ANIM_OFF")))
if dirn := config.get(CONF_DIR):
lv.dropdown_set_dir(w.obj, literal(dirn))
if dlist := config.get(CONF_DROPDOWN_LIST):