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esphome/esphome/components/lvgl/widgets/tabview.py
2025-05-22 13:47:38 +12:00

122 lines
4.1 KiB
Python

from esphome import automation
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.const import CONF_ID, CONF_INDEX, CONF_NAME, CONF_POSITION, CONF_SIZE
from esphome.cpp_generator import MockObjClass
from ..automation import action_to_code
from ..defines import (
CONF_ANIMATED,
CONF_MAIN,
CONF_TAB_ID,
CONF_TABS,
DIRECTIONS,
TYPE_FLEX,
literal,
)
from ..lv_validation import animated, lv_int, size
from ..lvcode import LocalVariable, lv, lv_assign, lv_expr
from ..schemas import container_schema, part_schema
from ..types import LV_EVENT, LvType, ObjUpdateAction, lv_obj_t, lv_obj_t_ptr
from . import Widget, WidgetType, add_widgets, get_widgets, set_obj_properties
from .buttonmatrix import buttonmatrix_spec
from .obj import obj_spec
CONF_TABVIEW = "tabview"
CONF_TAB_STYLE = "tab_style"
CONF_CONTENT_STYLE = "content_style"
lv_tab_t = LvType("lv_obj_t")
TABVIEW_SCHEMA = cv.Schema(
{
cv.Required(CONF_TABS): cv.ensure_list(
container_schema(
obj_spec,
{
cv.Required(CONF_NAME): cv.string,
cv.GenerateID(): cv.declare_id(lv_tab_t),
},
)
),
cv.Optional(CONF_TAB_STYLE): part_schema(buttonmatrix_spec.parts),
cv.Optional(CONF_CONTENT_STYLE): part_schema(obj_spec.parts),
cv.Optional(CONF_POSITION, default="top"): DIRECTIONS.one_of,
cv.Optional(CONF_SIZE, default="10%"): size,
}
)
class TabviewType(WidgetType):
def __init__(self):
super().__init__(
CONF_TABVIEW,
LvType(
"lv_tabview_t",
largs=[(lv_obj_t_ptr, "tab")],
lvalue=lambda w: lv_expr.obj_get_child(
lv_expr.tabview_get_content(w.obj),
lv_expr.tabview_get_tab_act(w.obj),
),
has_on_value=True,
),
parts=(CONF_MAIN,),
schema=TABVIEW_SCHEMA,
modify_schema={},
)
def get_uses(self):
return "btnmatrix", TYPE_FLEX
async def to_code(self, w: Widget, config: dict):
for tab_conf in config[CONF_TABS]:
w_id = tab_conf[CONF_ID]
tab_obj = cg.Pvariable(w_id, cg.nullptr, type_=lv_tab_t)
tab_widget = Widget.create(w_id, tab_obj, obj_spec)
lv_assign(tab_obj, lv_expr.tabview_add_tab(w.obj, tab_conf[CONF_NAME]))
await set_obj_properties(tab_widget, tab_conf)
await add_widgets(tab_widget, tab_conf)
if button_style := config.get(CONF_TAB_STYLE):
with LocalVariable(
"tabview_btnmatrix", lv_obj_t, rhs=lv_expr.tabview_get_tab_btns(w.obj)
) as btnmatrix_obj:
await set_obj_properties(Widget(btnmatrix_obj, obj_spec), button_style)
if content_style := config.get(CONF_CONTENT_STYLE):
with LocalVariable(
"tabview_content", lv_obj_t, rhs=lv_expr.tabview_get_content(w.obj)
) as content_obj:
await set_obj_properties(Widget(content_obj, obj_spec), content_style)
def obj_creator(self, parent: MockObjClass, config: dict):
return lv_expr.call(
"tabview_create",
parent,
literal(config[CONF_POSITION]),
literal(config[CONF_SIZE]),
)
tabview_spec = TabviewType()
@automation.register_action(
"lvgl.tabview.select",
ObjUpdateAction,
cv.Schema(
{
cv.Required(CONF_ID): cv.use_id(tabview_spec.w_type),
cv.Optional(CONF_ANIMATED, default=False): animated,
cv.Required(CONF_INDEX): lv_int,
},
).add_extra(cv.has_at_least_one_key(CONF_INDEX, CONF_TAB_ID)),
)
async def tabview_select(config, action_id, template_arg, args):
widget = await get_widgets(config)
index = config[CONF_INDEX]
async def do_select(w: Widget):
lv.tabview_set_act(w.obj, index, literal(config[CONF_ANIMATED]))
lv.event_send(w.obj, LV_EVENT.VALUE_CHANGED, cg.nullptr)
return await action_to_code(widget, do_select, action_id, template_arg, args)