通过

CoreInputView.PrimaryViewShowing 事件

  • 参考

定义

命名空间:
Windows.UI.ViewManagement.Core
编辑

在与 CoreInputView 关联的输入窗格显示在 (（如果隐藏) ）之前发生。

// Register
event_token PrimaryViewShowing(TypedEventHandler<CoreInputView, CoreInputViewShowingEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
CoreInputView::PrimaryViewShowing_revoker PrimaryViewShowing(auto_revoke_t, TypedEventHandler<CoreInputView, CoreInputViewShowingEventArgs const&> const& handler) const;
public event TypedEventHandler<CoreInputView,CoreInputViewShowingEventArgs> PrimaryViewShowing;
function onPrimaryViewShowing(eventArgs) { /* Your code */ }
coreInputView.addEventListener("primaryviewshowing", onPrimaryViewShowing);
coreInputView.removeEventListener("primaryviewshowing", onPrimaryViewShowing);
- or -
coreInputView.onprimaryviewshowing = onPrimaryViewShowing;
Public Custom Event PrimaryViewShowing As TypedEventHandler(Of CoreInputView, CoreInputViewShowingEventArgs)

事件类型

TypedEventHandler<CoreInputView,CoreInputViewShowingEventArgs>

Windows 要求

设备系列
Windows 10, version 2004 (在 10.0.19041.0 中引入)
API contract
Windows.Foundation.UniversalApiContract (在 v10.0 中引入)

注解

主视图引用 CoreInputViewKind.Keyboard 或 CoreInputViewKind.Handwriting 视图，而 CoreInputView 可以是 CoreInputViewKind 中的任何值。

适用于

另请参阅