ComboBox.DropDownOpened Event
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
// Register
event_token DropDownOpened(EventHandler<IInspectable> const& handler) const;
// Revoke with event_token
void DropDownOpened(event_token const* cookie) const;
// Revoke with event_revoker
ComboBox::DropDownOpened_revoker DropDownOpened(auto_revoke_t, EventHandler<IInspectable> const& handler) const;
public event System.EventHandler<object> DropDownOpened;
function onDropDownOpened(eventArgs) { /* Your code */ }
comboBox.addEventListener("dropdownopened", onDropDownOpened);
comboBox.removeEventListener("dropdownopened", onDropDownOpened);
- or -
comboBox.ondropdownopened = onDropDownOpened;
Public Custom Event DropDownOpened As EventHandler(Of Object)
<ComboBox DropDownOpened="eventhandler"/>
Event Type
Applies to
Feedback
https://aka.ms/ContentUserFeedback.
Kommer snart: Under hela 2024 kommer vi att fasa ut GitHub-problem som feedbackmekanism för innehåll och ersätta det med ett nytt feedbacksystem. Mer information finns i:Skicka och visa feedback för