TextBlock.ContextMenuOpening 事件
定义
重要
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public:
virtual event ContextMenuOpeningEventHandler ^ ContextMenuOpening;// Register
event_token ContextMenuOpening(ContextMenuOpeningEventHandler const& handler) const;
// Revoke with event_token
void ContextMenuOpening(event_token const* cookie) const;
// Revoke with event_revoker
TextBlock::ContextMenuOpening_revoker ContextMenuOpening(auto_revoke_t, ContextMenuOpeningEventHandler const& handler) const;public event ContextMenuOpeningEventHandler ContextMenuOpening;function onContextMenuOpening(eventArgs) { /* Your code */ }
textBlock.addEventListener("contextmenuopening", onContextMenuOpening);
textBlock.removeEventListener("contextmenuopening", onContextMenuOpening);
- or -
textBlock.oncontextmenuopening = onContextMenuOpening;Public Custom Event ContextMenuOpening As ContextMenuOpeningEventHandler <TextBlock ContextMenuOpening="eventhandler" />