Prepare withdraw routes part of the HP managament

Requires: !306 (merged)

clive/__private/ui/operations/hive_power_management/withdraw_routes/withdraw_routes.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 from typing import TYPE_CHECKING
 
 from textual import on
-from textual.containers import Horizontal, ScrollableContainer, Vertical
+from textual.containers import Horizontal, Vertical
 from textual.widgets import Checkbox, Static, TabPane
 
 from clive.__private.core.constants import HIVE_PERCENT_PRECISION
@@ -11,6 +11,7 @@ from clive.__private.ui.data_providers.hive_power_data_provider import HivePower
 from clive.__private.ui.get_css import get_css_from_relative_path
 from clive.__private.ui.operations.bindings import OperationActionBindings
 from clive.__private.ui.operations.operation_summary.remove_withdraw_vesting_route import RemoveWithdrawVestingRoute
+from clive.__private.ui.widgets.can_focus_with_scrollbars_only import CanFocusWithScrollbarsOnly
 from clive.__private.ui.widgets.clive_button import CliveButton
 from clive.__private.ui.widgets.clive_checkerboard_table import (
     EVEN_CLASS_NAME,
@@ -33,6 +34,10 @@ if TYPE_CHECKING:
     from clive.models.aliased import WithdrawRouteSchema
 
 
+class ScrollablePart(CanFocusWithScrollbarsOnly):
+    pass
+
+
 class PlaceTaker(Static):
     pass
 
@@ -115,7 +120,7 @@ class WithdrawRoutes(TabPane, OperationActionBindings):
         self._auto_vest_checkbox = Checkbox("Auto vest")
 
     def compose(self) -> ComposeResult:
-        with ScrollableContainer():
+        with ScrollablePart():
             yield SectionTitle("Set withdraw route")
             with Vertical(id="inputs-container"):
                 yield self._account_input
@@ -125,7 +130,8 @@ class WithdrawRoutes(TabPane, OperationActionBindings):
             yield WithdrawRoutesTable()
 
     def _create_operation(self) -> SetWithdrawVestingRouteOperation | None:
-        CliveValidatedInput.validate_many(self._account_input, self._percent_input)
+        if not CliveValidatedInput.validate_many(self._account_input, self._percent_input):
+            return None
 
         return SetWithdrawVestingRouteOperation(
             from_account=self.working_account,