BrightnessOverride.IsOverrideActiveChanged Kejadian

Definisi

Ruang nama:

Windows.Graphics.Display

Terjadi ketika tingkat kecerahan layar mulai cocok atau berhenti untuk mencocokkan tingkat kecerahan penimpaan. Kejadian ini dimunculkan ketika properti IsOverrideActive berubah status.

// Register
event_token IsOverrideActiveChanged(TypedEventHandler<BrightnessOverride, IInspectable const&> const& handler) const;

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

// Revoke with event_revoker
BrightnessOverride::IsOverrideActiveChanged_revoker IsOverrideActiveChanged(auto_revoke_t, TypedEventHandler<BrightnessOverride, IInspectable const&> const& handler) const;

public event TypedEventHandler<BrightnessOverride,object> IsOverrideActiveChanged;

function onIsOverrideActiveChanged(eventArgs) { /* Your code */ }
brightnessOverride.addEventListener("isoverrideactivechanged", onIsOverrideActiveChanged);
brightnessOverride.removeEventListener("isoverrideactivechanged", onIsOverrideActiveChanged);
- or -
brightnessOverride.onisoverrideactivechanged = onIsOverrideActiveChanged;

Public Custom Event IsOverrideActiveChanged As TypedEventHandler(Of BrightnessOverride, Object) 

Jenis Acara

TypedEventHandler<BrightnessOverride,Object>

TypedEventHandler<BrightnessOverride,IInspectable>

Contoh

Contoh ini menunjukkan cara menggunakan peristiwa IsOverrideActiveChanged dan penanganan aktivitas OnIsOverrideActiveChanged untuk memberi tahu pengguna apakah objek penimpaan kecerahan sebenarnya mengontrol kecerahan layar atau tidak.

bo.IsOverrideActiveChanged += OnIsOverrideActiveChanged;
...
private void OnIsOverrideActiveChanged(BrightnessOverride sender, object e)
{
    rootPage.NotifyUser("Brightness override is " + (sender.IsOverrideActive ? "active" : "not active"),   NotifyType.StatusMessage);
}