DisplaySource.StatusChanged 事件

定义

命名空间:

Windows.Devices.Display.Core

当 DisplaySource.Status 属性的值更改时引发的事件。 了解 DisplaySource 状态可让你了解系统状态转换，并让你有机会处理这些状态更改。

// Register
event_token StatusChanged(TypedEventHandler<DisplaySource, IInspectable const&> const& handler) const;

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

// Revoke with event_revoker
DisplaySource::StatusChanged_revoker StatusChanged(auto_revoke_t, TypedEventHandler<DisplaySource, IInspectable const&> const& handler) const;

public event TypedEventHandler<DisplaySource,object> StatusChanged;

function onStatusChanged(eventArgs) { /* Your code */ }
displaySource.addEventListener("statuschanged", onStatusChanged);
displaySource.removeEventListener("statuschanged", onStatusChanged);
- or -
displaySource.onstatuschanged = onStatusChanged;

Public Custom Event StatusChanged As TypedEventHandler(Of DisplaySource, Object) 

事件类型

TypedEventHandler<DisplaySource,Object>

TypedEventHandler<DisplaySource,IInspectable>

Windows 要求

设备系列	Windows 11 (在 10.0.22000.0 中引入)
API contract	Windows.Foundation.UniversalApiContract (在 v14.0 中引入)

另请参阅

• Status