共用方式為

DesktopAcrylicController.StateChanged 事件

  • 參考

定義

命名空間:
Microsoft.UI.Composition.SystemBackdrops
編輯

發生于系統幕後的狀態已變更時。

// Register
event_token StateChanged(TypedEventHandler<ISystemBackdropControllerWithTargets, IInspectable const&> const& handler) const;

// Revoke with event_token
void StateChanged(event_token const* cookie) const;

// Revoke with event_revoker
DesktopAcrylicController::StateChanged_revoker StateChanged(auto_revoke_t, TypedEventHandler<ISystemBackdropControllerWithTargets, IInspectable const&> const& handler) const;
public event TypedEventHandler<ISystemBackdropControllerWithTargets,object> StateChanged;
function onStateChanged(eventArgs) { /* Your code */ }
desktopAcrylicController.addEventListener("statechanged", onStateChanged);
desktopAcrylicController.removeEventListener("statechanged", onStateChanged);
- or -
desktopAcrylicController.onstatechanged = onStateChanged;
Public Custom Event StateChanged As TypedEventHandler(Of ISystemBackdropControllerWithTargets, Object) Implements StateChanged

事件類型

TypedEventHandler<ISystemBackdropControllerWithTargets,Object>

TypedEventHandler<ISystemBackdropControllerWithTargets,IInspectable>

實作

StateChanged

備註

您可以訂閱此事件，以在 和 High ContrastFallback/ 之間變更SystemBackdropState時 Active 收到通知。 例如，您可能有其他想要根據系統基礎材料狀態更新的非系統基礎 UI。

適用於

另請參閱