Window.VisibilityChanged Event
Definition
Important
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public:
virtual event WindowVisibilityChangedEventHandler ^ VisibilityChanged;// Register
event_token VisibilityChanged(WindowVisibilityChangedEventHandler const& handler) const;
// Revoke with event_token
void VisibilityChanged(event_token const* cookie) const;
// Revoke with event_revoker
Window::VisibilityChanged_revoker VisibilityChanged(auto_revoke_t, WindowVisibilityChangedEventHandler const& handler) const;public event WindowVisibilityChangedEventHandler VisibilityChanged;function onVisibilityChanged(eventArgs) { /* Your code */ }
window.addEventListener("visibilitychanged", onVisibilityChanged);
window.removeEventListener("visibilitychanged", onVisibilityChanged);
- or -
window.onvisibilitychanged = onVisibilityChanged;Public Custom Event VisibilityChanged As WindowVisibilityChangedEventHandler Event Type
Remarks
VisibilityChangedEventArgs includes a Boolean Visible property that you should check to determine the current visibility state.