C++ (Cpp) BTextView::Hide Examples

Example #1

void
FadeView::UpdateTurnOffScreen()
{
	bool enabled = (fSettings.TimeFlags() & ENABLE_DPMS_MASK) != 0;

	BScreen screen(Window());
	uint32 dpmsCapabilities = screen.DPMSCapabilites();

	fTurnOffScreenFlags = 0;
	if (dpmsCapabilities & B_DPMS_OFF)
		fTurnOffScreenFlags |= ENABLE_DPMS_OFF;
	if (dpmsCapabilities & B_DPMS_STAND_BY)
		fTurnOffScreenFlags |= ENABLE_DPMS_STAND_BY;
	if (dpmsCapabilities & B_DPMS_SUSPEND)
		fTurnOffScreenFlags |= ENABLE_DPMS_SUSPEND;

	fTurnOffCheckBox->SetValue(enabled && fTurnOffScreenFlags != 0
		? B_CONTROL_ON : B_CONTROL_OFF);

	enabled = fEnableCheckBox->Value() == B_CONTROL_ON;
	fTurnOffCheckBox->SetEnabled(enabled && fTurnOffScreenFlags != 0);
	if (fTurnOffScreenFlags != 0) {
		fTurnOffNotSupported->Hide();
		fTurnOffSlider->Show();
	} else {
		fTurnOffSlider->Hide();
		fTurnOffNotSupported->Show();
	}
}