TextBlock.IsTextTrimmedChanged 事件

定义

命名空间:

Windows.UI.Xaml.Controls

在 IsTextTrimmed 属性值更改时发生。

// Register
event_token IsTextTrimmedChanged(TypedEventHandler<TextBlock, IsTextTrimmedChangedEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
TextBlock::IsTextTrimmedChanged_revoker IsTextTrimmedChanged(auto_revoke_t, TypedEventHandler<TextBlock, IsTextTrimmedChangedEventArgs const&> const& handler) const;

public event TypedEventHandler<TextBlock,IsTextTrimmedChangedEventArgs> IsTextTrimmedChanged;

function onIsTextTrimmedChanged(eventArgs) { /* Your code */ }
textBlock.addEventListener("istexttrimmedchanged", onIsTextTrimmedChanged);
textBlock.removeEventListener("istexttrimmedchanged", onIsTextTrimmedChanged);
- or -
textBlock.onistexttrimmedchanged = onIsTextTrimmedChanged;

Public Custom Event IsTextTrimmedChanged As TypedEventHandler(Of TextBlock, IsTextTrimmedChangedEventArgs) 

<TextBlock IsTextTrimmedChanged="eventhandler"/>

事件类型

TypedEventHandler<TextBlock,IsTextTrimmedChangedEventArgs>

Windows 要求

设备系列	Windows 10 Fall Creators Update (在 10.0.16299.0 中引入)
API contract	Windows.Foundation.UniversalApiContract (在 v5.0 中引入)

注解

如果 TextTrimming 属性设置为 None (默认) ，则不会绘制剪裁指示器， 并且不会触发 IsTextTrimmedChanged 事件。