DisplayRegion.Changed 事件

定义

命名空间:

Windows.UI.WindowManagement

当显示区域的属性发生更改时发生。

// Register
event_token Changed(TypedEventHandler<DisplayRegion, IInspectable const&> const& handler) const;

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

// Revoke with event_revoker
DisplayRegion::Changed_revoker Changed(auto_revoke_t, TypedEventHandler<DisplayRegion, IInspectable const&> const& handler) const;

public event TypedEventHandler<DisplayRegion,object> Changed;

function onChanged(eventArgs) { /* Your code */ }
displayRegion.addEventListener("changed", onChanged);
displayRegion.removeEventListener("changed", onChanged);
- or -
displayRegion.onchanged = onChanged;

Public Custom Event Changed As TypedEventHandler(Of DisplayRegion, Object) 

事件类型

TypedEventHandler<DisplayRegion,Object>

TypedEventHandler<DisplayRegion,IInspectable>