mirror of
https://github.com/esphome/esphome.git
synced 2024-11-21 22:48:10 +01:00
[lvgl] Rework events to avoid feedback loops (#7262)
This commit is contained in:
parent
a5fdcb31fc
commit
a0eff08f39
14 changed files with 108 additions and 29 deletions
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@ -17,6 +17,7 @@ from .defines import (
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from .lv_validation import lv_bool, lv_color, lv_image
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from .lvcode import (
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LVGL_COMP_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LocalVariable,
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LvConditional,
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@ -30,7 +31,6 @@ from .lvcode import (
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)
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from .schemas import DISP_BG_SCHEMA, LIST_ACTION_SCHEMA, LVGL_SCHEMA
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from .types import (
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LV_EVENT,
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LV_STATE,
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LvglAction,
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LvglCondition,
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@ -64,7 +64,7 @@ async def update_to_code(config, action_id, template_arg, args):
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widget.type.w_type.value_property is not None
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and widget.type.w_type.value_property in config
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):
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lv.event_send(widget.obj, LV_EVENT.VALUE_CHANGED, nullptr)
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lv.event_send(widget.obj, UPDATE_EVENT, nullptr)
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widgets = await get_widgets(config[CONF_ID])
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return await action_to_code(widgets, do_update, action_id, template_arg, args)
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@ -470,6 +470,7 @@ CONF_TOP_LAYER = "top_layer"
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CONF_TOUCHSCREENS = "touchscreens"
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CONF_TRANSPARENCY_KEY = "transparency_key"
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CONF_THEME = "theme"
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CONF_UPDATE_ON_RELEASE = "update_on_release"
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CONF_VISIBLE_ROW_COUNT = "visible_row_count"
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CONF_WIDGET = "widget"
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CONF_WIDGETS = "widgets"
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@ -38,7 +38,7 @@ class LVLight : public light::LightOutput {
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void set_value_(lv_color_t value) {
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lv_led_set_color(this->obj_, value);
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lv_led_on(this->obj_);
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lv_event_send(this->obj_, lv_custom_event, nullptr);
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lv_event_send(this->obj_, lv_api_event, nullptr);
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}
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lv_obj_t *obj_{};
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optional<lv_color_t> initial_value_{};
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@ -29,7 +29,11 @@ LvglComponent = lvgl_ns.class_("LvglComponent", cg.PollingComponent)
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LVGL_COMP_ARG = [(LvglComponent.operator("ptr"), LVGL_COMP)]
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lv_event_t_ptr = cg.global_ns.namespace("lv_event_t").operator("ptr")
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EVENT_ARG = [(lv_event_t_ptr, "ev")]
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CUSTOM_EVENT = literal("lvgl::lv_custom_event")
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# Two custom events; API_EVENT is fired when an entity is updated remotely by an API interaction;
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# UPDATE_EVENT is fired when an entity is programmatically updated locally.
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# VALUE_CHANGED is the event generated by LVGL when an entity's value changes through user interaction.
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API_EVENT = literal("lvgl::lv_api_event")
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UPDATE_EVENT = literal("lvgl::lv_update_event")
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def get_line_marks(value) -> list:
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@ -27,7 +27,8 @@ static void rounder_cb(lv_disp_drv_t *disp_drv, lv_area_t *area) {
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area->y2++;
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}
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lv_event_code_t lv_custom_event; // NOLINT
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lv_event_code_t lv_api_event; // NOLINT
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lv_event_code_t lv_update_event; // NOLINT
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void LvglComponent::dump_config() { ESP_LOGCONFIG(TAG, "LVGL:"); }
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void LvglComponent::set_paused(bool paused, bool show_snow) {
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this->paused_ = paused;
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@ -40,15 +41,18 @@ void LvglComponent::set_paused(bool paused, bool show_snow) {
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}
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void LvglComponent::add_event_cb(lv_obj_t *obj, event_callback_t callback, lv_event_code_t event) {
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lv_obj_add_event_cb(obj, callback, event, this);
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if (event == LV_EVENT_VALUE_CHANGED) {
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lv_obj_add_event_cb(obj, callback, lv_custom_event, this);
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}
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}
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void LvglComponent::add_event_cb(lv_obj_t *obj, event_callback_t callback, lv_event_code_t event1,
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lv_event_code_t event2) {
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this->add_event_cb(obj, callback, event1);
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this->add_event_cb(obj, callback, event2);
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}
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void LvglComponent::add_event_cb(lv_obj_t *obj, event_callback_t callback, lv_event_code_t event1,
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lv_event_code_t event2, lv_event_code_t event3) {
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this->add_event_cb(obj, callback, event1);
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this->add_event_cb(obj, callback, event2);
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this->add_event_cb(obj, callback, event3);
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}
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void LvglComponent::add_page(LvPageType *page) {
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this->pages_.push_back(page);
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page->setup(this->pages_.size() - 1);
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@ -228,7 +232,8 @@ void LvglComponent::setup() {
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lv_log_register_print_cb(log_cb);
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#endif
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lv_init();
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lv_custom_event = static_cast<lv_event_code_t>(lv_event_register_id());
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lv_update_event = static_cast<lv_event_code_t>(lv_event_register_id());
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lv_api_event = static_cast<lv_event_code_t>(lv_event_register_id());
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auto *display = this->displays_[0];
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size_t buffer_pixels = display->get_width() * display->get_height() / this->buffer_frac_;
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auto buf_bytes = buffer_pixels * LV_COLOR_DEPTH / 8;
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@ -38,7 +38,8 @@
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namespace esphome {
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namespace lvgl {
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extern lv_event_code_t lv_custom_event; // NOLINT
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extern lv_event_code_t lv_api_event; // NOLINT
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extern lv_event_code_t lv_update_event; // NOLINT
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#ifdef USE_LVGL_COLOR
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inline lv_color_t lv_color_from(Color color) { return lv_color_make(color.red, color.green, color.blue); }
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#endif // USE_LVGL_COLOR
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@ -133,6 +134,8 @@ class LvglComponent : public PollingComponent {
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void set_paused(bool paused, bool show_snow);
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void add_event_cb(lv_obj_t *obj, event_callback_t callback, lv_event_code_t event);
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void add_event_cb(lv_obj_t *obj, event_callback_t callback, lv_event_code_t event1, lv_event_code_t event2);
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void add_event_cb(lv_obj_t *obj, event_callback_t callback, lv_event_code_t event1, lv_event_code_t event2,
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lv_event_code_t event3);
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bool is_paused() const { return this->paused_; }
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void add_page(LvPageType *page);
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void show_page(size_t index, lv_scr_load_anim_t anim, uint32_t time);
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@ -3,9 +3,17 @@ from esphome.components import number
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import esphome.config_validation as cv
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from esphome.cpp_generator import MockObj
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from ..defines import CONF_ANIMATED, CONF_LVGL_ID, CONF_WIDGET
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from ..defines import CONF_ANIMATED, CONF_LVGL_ID, CONF_UPDATE_ON_RELEASE, CONF_WIDGET
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from ..lv_validation import animated
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from ..lvcode import CUSTOM_EVENT, EVENT_ARG, LambdaContext, LvContext, lv, lv_add
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from ..lvcode import (
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API_EVENT,
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EVENT_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LvContext,
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lv,
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lv_add,
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)
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from ..schemas import LVGL_SCHEMA
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from ..types import LV_EVENT, LvNumber, lvgl_ns
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from ..widgets import get_widgets
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@ -19,6 +27,7 @@ CONFIG_SCHEMA = (
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{
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cv.Required(CONF_WIDGET): cv.use_id(LvNumber),
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cv.Optional(CONF_ANIMATED, default=True): animated,
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cv.Optional(CONF_UPDATE_ON_RELEASE, default=False): cv.boolean,
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}
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)
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)
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@ -39,14 +48,19 @@ async def to_code(config):
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await widget.set_property(
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"value", MockObj("v") * MockObj(widget.get_scale()), config[CONF_ANIMATED]
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)
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lv.event_send(widget.obj, CUSTOM_EVENT, cg.nullptr)
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lv.event_send(widget.obj, API_EVENT, cg.nullptr)
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async with LambdaContext(EVENT_ARG) as event:
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event.add(var.publish_state(widget.get_value()))
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event_code = (
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LV_EVENT.VALUE_CHANGED
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if not config[CONF_UPDATE_ON_RELEASE]
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else LV_EVENT.RELEASED
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)
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async with LvContext(paren):
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lv_add(var.set_control_lambda(await control.get_lambda()))
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lv_add(
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paren.add_event_cb(
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widget.obj, await event.get_lambda(), LV_EVENT.VALUE_CHANGED
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widget.obj, await event.get_lambda(), UPDATE_EVENT, event_code
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)
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)
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lv_add(var.publish_state(widget.get_value()))
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@ -4,7 +4,15 @@ import esphome.config_validation as cv
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from esphome.const import CONF_OPTIONS
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from ..defines import CONF_ANIMATED, CONF_LVGL_ID, CONF_WIDGET
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from ..lvcode import CUSTOM_EVENT, EVENT_ARG, LambdaContext, LvContext, lv, lv_add
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from ..lvcode import (
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API_EVENT,
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EVENT_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LvContext,
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lv,
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lv_add,
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)
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from ..schemas import LVGL_SCHEMA
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from ..types import LV_EVENT, LvSelect, lvgl_ns
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from ..widgets import get_widgets
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@ -33,7 +41,7 @@ async def to_code(config):
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pub_ctx.add(selector.publish_index(widget.get_value()))
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async with LambdaContext([(cg.uint16, "v")]) as control:
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await widget.set_property("selected", "v", animated=config[CONF_ANIMATED])
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lv.event_send(widget.obj, CUSTOM_EVENT, cg.nullptr)
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lv.event_send(widget.obj, API_EVENT, cg.nullptr)
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async with LvContext(paren) as ctx:
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lv_add(selector.set_control_lambda(await control.get_lambda()))
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ctx.add(
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@ -41,6 +49,7 @@ async def to_code(config):
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widget.obj,
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await pub_ctx.get_lambda(),
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LV_EVENT.VALUE_CHANGED,
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UPDATE_EVENT,
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)
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)
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lv_add(selector.publish_index(widget.get_value()))
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@ -3,7 +3,15 @@ from esphome.components.sensor import Sensor, new_sensor, sensor_schema
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import esphome.config_validation as cv
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from ..defines import CONF_LVGL_ID, CONF_WIDGET
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from ..lvcode import EVENT_ARG, LVGL_COMP_ARG, LambdaContext, LvContext, lv_add
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from ..lvcode import (
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API_EVENT,
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EVENT_ARG,
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LVGL_COMP_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LvContext,
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lv_add,
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)
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from ..schemas import LVGL_SCHEMA
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from ..types import LV_EVENT, LvNumber
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from ..widgets import Widget, get_widgets
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@ -30,6 +38,10 @@ async def to_code(config):
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async with LvContext(paren, LVGL_COMP_ARG):
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lv_add(
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paren.add_event_cb(
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widget.obj, await lamb.get_lambda(), LV_EVENT.VALUE_CHANGED
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widget.obj,
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await lamb.get_lambda(),
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LV_EVENT.VALUE_CHANGED,
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API_EVENT,
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UPDATE_EVENT,
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)
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)
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@ -5,8 +5,9 @@ from esphome.cpp_generator import MockObj
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from ..defines import CONF_LVGL_ID, CONF_WIDGET
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from ..lvcode import (
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CUSTOM_EVENT,
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API_EVENT,
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EVENT_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LvConditional,
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LvContext,
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@ -41,7 +42,7 @@ async def to_code(config):
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widget.add_state(LV_STATE.CHECKED)
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cond.else_()
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widget.clear_state(LV_STATE.CHECKED)
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lv.event_send(widget.obj, CUSTOM_EVENT, cg.nullptr)
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lv.event_send(widget.obj, API_EVENT, cg.nullptr)
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async with LvContext(paren) as ctx:
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lv_add(switch.set_control_lambda(await control.get_lambda()))
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ctx.add(
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@ -49,6 +50,7 @@ async def to_code(config):
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widget.obj,
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await checked_ctx.get_lambda(),
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LV_EVENT.VALUE_CHANGED,
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UPDATE_EVENT,
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)
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)
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lv_add(switch.publish_state(widget.get_value()))
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@ -4,7 +4,15 @@ from esphome.components.text import new_text
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import esphome.config_validation as cv
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from ..defines import CONF_LVGL_ID, CONF_WIDGET
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from ..lvcode import CUSTOM_EVENT, EVENT_ARG, LambdaContext, LvContext, lv, lv_add
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from ..lvcode import (
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API_EVENT,
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EVENT_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LvContext,
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lv,
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lv_add,
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)
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from ..schemas import LVGL_SCHEMA
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from ..types import LV_EVENT, LvText, lvgl_ns
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from ..widgets import get_widgets
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@ -26,14 +34,17 @@ async def to_code(config):
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widget = widget[0]
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async with LambdaContext([(cg.std_string, "text_value")]) as control:
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await widget.set_property("text", "text_value.c_str())")
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lv.event_send(widget.obj, CUSTOM_EVENT, None)
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lv.event_send(widget.obj, API_EVENT, None)
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async with LambdaContext(EVENT_ARG) as lamb:
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lv_add(textvar.publish_state(widget.get_value()))
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async with LvContext(paren):
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widget.var.set_control_lambda(await control.get_lambda())
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lv_add(
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paren.add_event_cb(
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widget.obj, await lamb.get_lambda(), LV_EVENT.VALUE_CHANGED
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widget.obj,
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await lamb.get_lambda(),
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LV_EVENT.VALUE_CHANGED,
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UPDATE_EVENT,
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)
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)
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lv_add(textvar.publish_state(widget.get_value()))
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@ -7,7 +7,7 @@ from esphome.components.text_sensor import (
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import esphome.config_validation as cv
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from ..defines import CONF_LVGL_ID, CONF_WIDGET
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from ..lvcode import EVENT_ARG, LambdaContext, LvContext
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from ..lvcode import API_EVENT, EVENT_ARG, UPDATE_EVENT, LambdaContext, LvContext
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from ..schemas import LVGL_SCHEMA
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from ..types import LV_EVENT, LvText
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from ..widgets import get_widgets
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@ -36,5 +36,7 @@ async def to_code(config):
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widget.obj,
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await pressed_ctx.get_lambda(),
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LV_EVENT.VALUE_CHANGED,
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API_EVENT,
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UPDATE_EVENT,
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)
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)
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@ -11,7 +11,15 @@ from .defines import (
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LV_EVENT_TRIGGERS,
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literal,
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)
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from .lvcode import EVENT_ARG, LambdaContext, LvConditional, lv, lv_add
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from .lvcode import (
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API_EVENT,
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EVENT_ARG,
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UPDATE_EVENT,
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LambdaContext,
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LvConditional,
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lv,
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lv_add,
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)
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from .types import LV_EVENT
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from .widgets import widget_map
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@ -34,9 +42,16 @@ async def generate_triggers(lv_component):
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conf = conf[0]
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w.add_flag("LV_OBJ_FLAG_CLICKABLE")
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event = literal("LV_EVENT_" + LV_EVENT_MAP[event[3:].upper()])
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await add_trigger(conf, event, lv_component, w)
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await add_trigger(conf, lv_component, w, event)
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for conf in w.config.get(CONF_ON_VALUE, ()):
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await add_trigger(conf, LV_EVENT.VALUE_CHANGED, lv_component, w)
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await add_trigger(
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conf,
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lv_component,
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w,
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LV_EVENT.VALUE_CHANGED,
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API_EVENT,
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UPDATE_EVENT,
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)
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# Generate align to directives while we're here
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if align_to := w.config.get(CONF_ALIGN_TO):
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@ -47,7 +62,7 @@ async def generate_triggers(lv_component):
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lv.obj_align_to(w.obj, target, align, x, y)
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async def add_trigger(conf, event, lv_component, w):
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async def add_trigger(conf, lv_component, w, *events):
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tid = conf[CONF_TRIGGER_ID]
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trigger = cg.new_Pvariable(tid)
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args = w.get_args()
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@ -56,4 +71,4 @@ async def add_trigger(conf, event, lv_component, w):
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async with LambdaContext(EVENT_ARG, where=tid) as context:
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with LvConditional(w.is_selected()):
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lv_add(trigger.trigger(value))
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lv_add(lv_component.add_event_cb(w.obj, await context.get_lambda(), event))
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lv_add(lv_component.add_event_cb(w.obj, await context.get_lambda(), *events))
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@ -75,6 +75,7 @@ number:
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- platform: lvgl
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widget: slider_id
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name: LVGL Slider
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update_on_release: true
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- platform: lvgl
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widget: lv_arc
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id: lvgl_arc_number
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