通过

CoreTextEditContext.CompositionStarted 事件

  • 参考

定义

命名空间:
Windows.UI.Text.Core
编辑

在开始组合时发生。

// Register
event_token CompositionStarted(TypedEventHandler<CoreTextEditContext, CoreTextCompositionStartedEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
CoreTextEditContext::CompositionStarted_revoker CompositionStarted(auto_revoke_t, TypedEventHandler<CoreTextEditContext, CoreTextCompositionStartedEventArgs const&> const& handler) const;
public event TypedEventHandler<CoreTextEditContext,CoreTextCompositionStartedEventArgs> CompositionStarted;
function onCompositionStarted(eventArgs) { /* Your code */ }
coreTextEditContext.addEventListener("compositionstarted", onCompositionStarted);
coreTextEditContext.removeEventListener("compositionstarted", onCompositionStarted);
- or -
coreTextEditContext.oncompositionstarted = onCompositionStarted;
Public Custom Event CompositionStarted As TypedEventHandler(Of CoreTextEditContext, CoreTextCompositionStartedEventArgs)

事件类型

TypedEventHandler<CoreTextEditContext,CoreTextCompositionStartedEventArgs>

适用于