[lvgl] Final stage (#7184)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/lvgl/widgets/keyboard.py

@@ -0,0 +1,49 @@
+from esphome.components.key_provider import KeyProvider
+import esphome.config_validation as cv
+from esphome.const import CONF_MODE
+from esphome.cpp_types import std_string
+
+from ..defines import CONF_ITEMS, CONF_MAIN, KEYBOARD_MODES, literal
+from ..helpers import add_lv_use, lvgl_components_required
+from ..types import LvCompound, LvType
+from . import Widget, WidgetType, get_widgets
+from .textarea import CONF_TEXTAREA, lv_textarea_t
+
+CONF_KEYBOARD = "keyboard"
+
+KEYBOARD_SCHEMA = {
+    cv.Optional(CONF_MODE, default="TEXT_UPPER"): KEYBOARD_MODES.one_of,
+    cv.Optional(CONF_TEXTAREA): cv.use_id(lv_textarea_t),
+}
+
+lv_keyboard_t = LvType(
+    "LvKeyboardType",
+    parents=(KeyProvider, LvCompound),
+    largs=[(std_string, "text")],
+    has_on_value=True,
+    lvalue=lambda w: literal(f"lv_textarea_get_text({w.obj})"),
+)
+
+
+class KeyboardType(WidgetType):
+    def __init__(self):
+        super().__init__(
+            CONF_KEYBOARD,
+            lv_keyboard_t,
+            (CONF_MAIN, CONF_ITEMS),
+            KEYBOARD_SCHEMA,
+        )
+
+    def get_uses(self):
+        return CONF_KEYBOARD, CONF_TEXTAREA
+
+    async def to_code(self, w: Widget, config: dict):
+        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 ta := await get_widgets(config, CONF_TEXTAREA):
+            await w.set_property(CONF_TEXTAREA, ta[0].obj)
+
+
+keyboard_spec = KeyboardType()