[lvgl] Add content styling to tabview (#8823)

esphome/components/lvgl/schemas.py

@@ -247,11 +247,13 @@ FLAG_LIST = cv.ensure_list(df.LvConstant("LV_OBJ_FLAG_", *df.OBJ_FLAGS).one_of)
 def part_schema(parts):
     """
     Generate a schema for the various parts (e.g. main:, indicator:) of a widget type
-    :param parts:  The parts to include in the schema
+    :param parts:  The parts to include
     :return: The schema
     """
-    return cv.Schema({cv.Optional(part): STATE_SCHEMA for part in parts}).extend(
-        STATE_SCHEMA
+    return (
+        cv.Schema({cv.Optional(part): STATE_SCHEMA for part in parts})
+        .extend(STATE_SCHEMA)
+        .extend(FLAG_SCHEMA)
     )
 
 
@@ -288,22 +290,18 @@ def base_update_schema(widget_type, parts):
     :param parts:  The allowable parts to specify
     :return:
     """
-    return (
-        part_schema(parts)
-        .extend(
-            {
-                cv.Required(CONF_ID): cv.ensure_list(
-                    cv.maybe_simple_value(
-                        {
-                            cv.Required(CONF_ID): cv.use_id(widget_type),
-                        },
-                        key=CONF_ID,
-                    )
-                ),
-                cv.Optional(CONF_STATE): SET_STATE_SCHEMA,
-            }
-        )
-        .extend(FLAG_SCHEMA)
+    return part_schema(parts).extend(
+        {
+            cv.Required(CONF_ID): cv.ensure_list(
+                cv.maybe_simple_value(
+                    {
+                        cv.Required(CONF_ID): cv.use_id(widget_type),
+                    },
+                    key=CONF_ID,
+                )
+            ),
+            cv.Optional(CONF_STATE): SET_STATE_SCHEMA,
+        }
     )
 
 
@@ -321,7 +319,6 @@ def obj_schema(widget_type: WidgetType):
     """
     return (
         part_schema(widget_type.parts)
-        .extend(FLAG_SCHEMA)
         .extend(LAYOUT_SCHEMA)
         .extend(ALIGN_TO_SCHEMA)
         .extend(automation_schema(widget_type.w_type))

esphome/components/lvgl/widgets/tabview.py

@@ -24,6 +24,7 @@ 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")
 
@@ -39,6 +40,7 @@ TABVIEW_SCHEMA = cv.Schema(
             )
         ),
         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,
     }
@@ -79,6 +81,11 @@ class TabviewType(WidgetType):
                 "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(

tests/components/lvgl/lvgl-package.yaml

@@ -781,6 +781,13 @@ lvgl:
                     value: !lambda return (int)((float)rand() / RAND_MAX * 100);
         - tabview:
             id: tabview_id
+            tab_style:
+              border_color: 0x00FF00
+              border_width: 6
+              items:
+                text_color: 0x0000FF
+            content_style:
+              scrollable: false
             width: 100%
             height: 80%
             position: top