[lvgl] fix lvgl.widget.update and friends (#8087)

esphome/components/lvgl/automation.py

@@ -15,6 +15,7 @@ from .defines import (
     CONF_FREEZE,
     CONF_LVGL_ID,
     CONF_SHOW_SNOW,
+    PARTS,
     literal,
 )
 from .lv_validation import lv_bool, lv_color, lv_image, opacity
@@ -33,7 +34,7 @@ from .lvcode import (
     lvgl_comp,
     static_cast,
 )
-from .schemas import DISP_BG_SCHEMA, LIST_ACTION_SCHEMA, LVGL_SCHEMA
+from .schemas import DISP_BG_SCHEMA, LIST_ACTION_SCHEMA, LVGL_SCHEMA, base_update_schema
 from .types import (
     LV_STATE,
     LvglAction,
@@ -41,6 +42,7 @@ from .types import (
     ObjUpdateAction,
     lv_disp_t,
     lv_group_t,
+    lv_obj_base_t,
     lv_obj_t,
     lv_pseudo_button_t,
 )
@@ -336,3 +338,14 @@ async def widget_focus(config, action_id, template_arg, args):
             lv.group_focus_freeze(group, True)
         var = cg.new_Pvariable(action_id, template_arg, await context.get_lambda())
         return var
+
+
+@automation.register_action(
+    "lvgl.widget.update", ObjUpdateAction, base_update_schema(lv_obj_base_t, PARTS)
+)
+async def obj_update_to_code(config, action_id, template_arg, args):
+    async def do_update(widget: Widget):
+        await set_obj_properties(widget, config)
+
+    widgets = await get_widgets(config[CONF_ID])
+    return await action_to_code(widgets, do_update, action_id, template_arg, args)

esphome/components/lvgl/schemas.py

@@ -199,13 +199,12 @@ FLAG_SCHEMA = cv.Schema({cv.Optional(flag): lvalid.lv_bool for flag in df.OBJ_FL
 FLAG_LIST = cv.ensure_list(df.LvConstant("LV_OBJ_FLAG_", *df.OBJ_FLAGS).one_of)
 
 
-def part_schema(widget_type: WidgetType):
+def part_schema(parts):
     """
     Generate a schema for the various parts (e.g. main:, indicator:) of a widget type
-    :param widget_type:  The type of widget to generate for
+    :param parts:  The parts to include in the schema
-    :return:
+    :return: The schema
     """
-    parts = widget_type.parts
     return cv.Schema({cv.Optional(part): STATE_SCHEMA for part in parts}).extend(
         STATE_SCHEMA
     )
@@ -228,9 +227,15 @@ def automation_schema(typ: LvType):
     }
 
 
-def create_modify_schema(widget_type):
+def base_update_schema(widget_type, parts):
+    """
+    Create a schema for updating a widgets style properties, states and flags
+    :param widget_type: The type of the ID
+    :param parts:  The allowable parts to specify
+    :return:
+    """
     return (
-        part_schema(widget_type)
+        part_schema(parts)
         .extend(
             {
                 cv.Required(CONF_ID): cv.ensure_list(
@@ -245,7 +250,12 @@ def create_modify_schema(widget_type):
             }
         )
         .extend(FLAG_SCHEMA)
-        .extend(widget_type.modify_schema)
+    )
+
+
+def create_modify_schema(widget_type):
+    return base_update_schema(widget_type.w_type, widget_type.parts).extend(
+        widget_type.modify_schema
     )
 
 
@@ -256,7 +266,7 @@ def obj_schema(widget_type: WidgetType):
     :return:
     """
     return (
-        part_schema(widget_type)
+        part_schema(widget_type.parts)
         .extend(FLAG_SCHEMA)
         .extend(LAYOUT_SCHEMA)
         .extend(ALIGN_TO_SCHEMA)
@@ -341,7 +351,6 @@ FLEX_OBJ_SCHEMA = {
     cv.Optional(df.CONF_FLEX_GROW): cv.int_,
 }
 
-
 DISP_BG_SCHEMA = cv.Schema(
     {
         cv.Optional(df.CONF_DISP_BG_IMAGE): cv.Any(

esphome/components/lvgl/widgets/dropdown.py

@@ -37,7 +37,7 @@ DROPDOWN_BASE_SCHEMA = cv.Schema(
         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),
+        cv.Optional(CONF_DROPDOWN_LIST): part_schema(dropdown_list_spec.parts),
     }
 )
 

esphome/components/lvgl/widgets/keyboard.py

@@ -16,6 +16,11 @@ KEYBOARD_SCHEMA = {
     cv.Optional(CONF_TEXTAREA): cv.use_id(lv_textarea_t),
 }
 
+KEYBOARD_MODIFY_SCHEMA = {
+    cv.Optional(CONF_MODE): KEYBOARD_MODES.one_of,
+    cv.Optional(CONF_TEXTAREA): cv.use_id(lv_textarea_t),
+}
+
 lv_keyboard_t = LvType(
     "LvKeyboardType",
     parents=(KeyProvider, LvCompound),
@@ -32,6 +37,7 @@ class KeyboardType(WidgetType):
             lv_keyboard_t,
             (CONF_MAIN, CONF_ITEMS),
             KEYBOARD_SCHEMA,
+            modify_schema=KEYBOARD_MODIFY_SCHEMA,
         )
 
     def get_uses(self):
@@ -41,7 +47,8 @@ class KeyboardType(WidgetType):
         lvgl_components_required.add("KEY_LISTENER")
         lvgl_components_required.add(CONF_KEYBOARD)
         add_lv_use("btnmatrix")
-        await w.set_property(CONF_MODE, await KEYBOARD_MODES.process(config[CONF_MODE]))
+        if mode := config.get(CONF_MODE):
+            await w.set_property(CONF_MODE, await KEYBOARD_MODES.process(mode))
         if ta := await get_widgets(config, CONF_TEXTAREA):
             await w.set_property(CONF_TEXTAREA, ta[0].obj)
 

esphome/components/lvgl/widgets/msgbox.py

@@ -51,7 +51,7 @@ MSGBOX_SCHEMA = container_schema(
             cv.Required(CONF_TITLE): STYLED_TEXT_SCHEMA,
             cv.Optional(CONF_BODY, default=""): STYLED_TEXT_SCHEMA,
             cv.Optional(CONF_BUTTONS): cv.ensure_list(BUTTONMATRIX_BUTTON_SCHEMA),
-            cv.Optional(CONF_BUTTON_STYLE): part_schema(buttonmatrix_spec),
+            cv.Optional(CONF_BUTTON_STYLE): part_schema(buttonmatrix_spec.parts),
             cv.Optional(CONF_CLOSE_BUTTON, default=True): lv_bool,
             cv.GenerateID(CONF_BUTTON_TEXT_LIST_ID): cv.declare_id(char_ptr),
         }

esphome/components/lvgl/widgets/obj.py

@@ -1,9 +1,5 @@
-from esphome import automation
-
-from ..automation import update_to_code
 from ..defines import CONF_MAIN, CONF_OBJ, CONF_SCROLLBAR
-from ..schemas import create_modify_schema
+from ..types import WidgetType, lv_obj_t
-from ..types import ObjUpdateAction, WidgetType, lv_obj_t
 
 
 class ObjType(WidgetType):
@@ -21,10 +17,3 @@ class ObjType(WidgetType):
 
 
 obj_spec = ObjType()
-
-
-@automation.register_action(
-    "lvgl.widget.update", ObjUpdateAction, create_modify_schema(obj_spec)
-)
-async def obj_update_to_code(config, action_id, template_arg, args):
-    return await update_to_code(config, action_id, template_arg, args)

esphome/components/lvgl/widgets/tabview.py

@@ -38,7 +38,7 @@ TABVIEW_SCHEMA = cv.Schema(
                 },
             )
         ),
-        cv.Optional(CONF_TAB_STYLE): part_schema(buttonmatrix_spec),
+        cv.Optional(CONF_TAB_STYLE): part_schema(buttonmatrix_spec.parts),
         cv.Optional(CONF_POSITION, default="top"): DIRECTIONS.one_of,
         cv.Optional(CONF_SIZE, default="10%"): size,
     }

tests/components/lvgl/lvgl-package.yaml

@@ -805,9 +805,24 @@ lvgl:
                 - logger.log:
                     format: "keyboard value %s"
                     args: [text.c_str()]
+                - lvgl.keyboard.update:
+                    id: lv_keyboard
+                    hidden: true
+            on_ready:
+              - lvgl.widget.update:
+                  id: lv_keyboard
+              - lvgl.keyboard.update:
+                  id: lv_keyboard
+                  hidden: true
+
         - keyboard:
             id: lv_keyboard1
             mode: special
+            on_ready:
+              lvgl.keyboard.update:
+                id: lv_keyboard1
+                hidden: true
+                mode: text_lower
 
 font:
   - file: "gfonts://Roboto"