AppBroadcastBackgroundService.BroadcastChannelChanged 事件
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
当 BroadcastChannel 属性的值更改时发生。
// Register
event_token BroadcastChannelChanged(TypedEventHandler<AppBroadcastBackgroundService, IInspectable const&> const& handler) const;
// Revoke with event_token
void BroadcastChannelChanged(event_token const* cookie) const;
// Revoke with event_revoker
AppBroadcastBackgroundService::BroadcastChannelChanged_revoker BroadcastChannelChanged(auto_revoke_t, TypedEventHandler<AppBroadcastBackgroundService, IInspectable const&> const& handler) const;
public event TypedEventHandler<AppBroadcastBackgroundService,object> BroadcastChannelChanged;
function onBroadcastChannelChanged(eventArgs) { /* Your code */ }
appBroadcastBackgroundService.addEventListener("broadcastchannelchanged", onBroadcastChannelChanged);
appBroadcastBackgroundService.removeEventListener("broadcastchannelchanged", onBroadcastChannelChanged);
- or -
appBroadcastBackgroundService.onbroadcastchannelchanged = onBroadcastChannelChanged;
Public Custom Event BroadcastChannelChanged As TypedEventHandler(Of AppBroadcastBackgroundService, Object)
事件类型
TypedEventHandler<AppBroadcastBackgroundService,IInspectable>
Windows 要求
设备系列 |
Windows Desktop Extension SDK (在 10.0.16299.0 中引入)
|
API contract |
Windows.Media.Capture.AppBroadcastContract (在 v2.0 中引入)
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