通过

CoreComponentInputSource.GotFocus 事件

  • 参考

定义

命名空间:
Windows.UI.Core
编辑

当托管 XAML 元素获得焦点时引发。

// Register
event_token GotFocus(TypedEventHandler<IInspectable, CoreWindowEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
CoreComponentInputSource::GotFocus_revoker GotFocus(auto_revoke_t, TypedEventHandler<IInspectable, CoreWindowEventArgs const&> const& handler) const;
public event TypedEventHandler<object,CoreWindowEventArgs> GotFocus;
function onGotFocus(eventArgs) { /* Your code */ }
coreComponentInputSource.addEventListener("gotfocus", onGotFocus);
coreComponentInputSource.removeEventListener("gotfocus", onGotFocus);
- or -
coreComponentInputSource.ongotfocus = onGotFocus;
Public Custom Event GotFocus As TypedEventHandler(Of Object, CoreWindowEventArgs)

事件类型

TypedEventHandler<Object,CoreWindowEventArgs>

TypedEventHandler<IInspectable,CoreWindowEventArgs>

适用于