RichTextBlock.SelectionChanged 事件

定义

命名空间:

Windows.UI.Xaml.Controls

在文本选择改变时发生。

// Register
event_token SelectionChanged(RoutedEventHandler const& handler) const;

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

// Revoke with event_revoker
RichTextBlock::SelectionChanged_revoker SelectionChanged(auto_revoke_t, RoutedEventHandler const& handler) const;

public event RoutedEventHandler SelectionChanged;

function onSelectionChanged(eventArgs) { /* Your code */ }
richTextBlock.addEventListener("selectionchanged", onSelectionChanged);
richTextBlock.removeEventListener("selectionchanged", onSelectionChanged);
- or -
richTextBlock.onselectionchanged = onSelectionChanged;

Public Custom Event SelectionChanged As RoutedEventHandler 

<RichTextBlock SelectionChanged="eventhandler"/>

事件类型

RoutedEventHandler