private void ScheduleHiding()
{
if (hideTimeout != null)
{
hideTimeout.Cancel();
}
hideTimeout = new DispatcherTimeout(() => Visibility = Visibility.Hidden, HIDING_DELAY);
}
private void brightnessSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
{
if (brightnessTimeout != null)
{
brightnessTimeout.Cancel();
}
brightnessTimeout = new DispatcherTimeout(RefreshBrightness, CHANGE_DELAY);
ScheduleHiding();
}
private void ScheduleHiding()
{
hideStoryboard.Stop(this);
if (hideTimeout != null)
{
hideTimeout.Cancel();
}
hideTimeout = new DispatcherTimeout(() => hideStoryboard.Begin(this, true), HIDING_DELAY);
}
private void contrastSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
if (contrastTimeout != null)
{
contrastTimeout.Cancel();
}
contrastTimeout = new DispatcherTimeout(RefreshContrast, CHANGE_DELAY);
ScheduleHiding();
}
private void brightnessSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
if (brightnessTimeout != null)
{
brightnessTimeout.Cancel();
}
brightnessTimeout = new DispatcherTimeout(RefreshBrightness, CHANGE_DELAY);
ScheduleHiding();
}
private void RefreshBrightness()
{
foreach (DisplayConfiguration.PHYSICAL_MONITOR physicalMonitor in physicalMonitors)
{
try
{
double newBrightness = brightnessSlider.Value;
if (newBrightness >= 0 && newBrightness < 25)
{
variationPos = 0;
}
else
if (newBrightness >= 25 && newBrightness < 50)
{
variationPos = 1;
}
else
if (newBrightness >= 50 && newBrightness < 75)
{
variationPos = 2;
}
else
if (newBrightness >= 75 && newBrightness < 100)
{
variationPos = 3;
}
else
{
variationPos = 4;
}
brightnessToggler.Content = newBrightness + "%";
DisplayConfiguration.SetMonitorBrightness(physicalMonitor, newBrightness / brightnessSlider.Maximum);
}
catch (Win32Exception e_)
{
// LG Flatron W2443T sometimes causes ERROR_GEN_FAILURE when rapidly changing brightness or contrast
if (e_.NativeErrorCode == ERROR_GEN_FAILURE)
{
Debug.WriteLine("ERROR_GEN_FAILURE while setting brightness, rescheduling");
brightnessTimeout = new DispatcherTimeout(RefreshBrightness, CHANGE_DELAY);
break;
}
else
{
throw;
}
}
}
}
private void RefreshBrightness()
{
foreach (DisplayConfiguration.PHYSICAL_MONITOR physicalMonitor in physicalMonitors)
{
try
{
DisplayConfiguration.SetMonitorBrightness(physicalMonitor, brightnessSlider.Value / brightnessSlider.Maximum);
}
catch (Win32Exception e)
{
// The monitor configuration API tends to throw errors randomly, so we log and ignore them
Debug.WriteLine(string.Format("Windows API threw an error when changing brightness (0x{0:X}): {1}", e.NativeErrorCode, e.Message));
brightnessTimeout = new DispatcherTimeout(RefreshBrightness, CHANGE_DELAY);
}
}
}
private void RefreshBrightness()
{
foreach (DisplayConfiguration.PHYSICAL_MONITOR physicalMonitor in physicalMonitors)
{
try
{
DisplayConfiguration.SetMonitorBrightness(physicalMonitor, brightnessSlider.Value / brightnessSlider.Maximum);
}
catch (Win32Exception e_)
{
// LG Flatron W2443T sometimes causes ERROR_GEN_FAILURE when rapidly changing brightness or contrast
if (e_.NativeErrorCode == ERROR_GEN_FAILURE)
{
Debug.WriteLine("ERROR_GEN_FAILURE while setting brightness, rescheduling");
brightnessTimeout = new DispatcherTimeout(RefreshBrightness, CHANGE_DELAY);
break;
}
else
{
throw;
}
}
}
}
private void contrastSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
{
if (contrastTimeout != null)
{
contrastTimeout.Cancel();
}
contrastTimeout = new DispatcherTimeout(RefreshContrast, CHANGE_DELAY);
ScheduleHiding();
}
private void ScheduleHiding()
{
hideStoryboard.Stop(this);
if (hideTimeout != null)
{
hideTimeout.Cancel();
}
hideTimeout = new DispatcherTimeout(() => hideStoryboard.Begin(this, true), HIDING_DELAY);
}
private void RefreshContrast()
{
foreach (DisplayConfiguration.PHYSICAL_MONITOR physicalMonitor in physicalMonitors)
{
try
{
DisplayConfiguration.SetMonitorContrast(physicalMonitor, contrastSlider.Value / contrastSlider.Maximum);
}
catch (Win32Exception e_)
{
// LG Flatron W2443T sometimes causes ERROR_GEN_FAILURE when rapidly changing brightness or contrast
if (e_.NativeErrorCode == ERROR_GEN_FAILURE)
{
Debug.WriteLine("ERROR_GEN_FAILURE while setting contrast, rescheduling");
contrastTimeout = new DispatcherTimeout(RefreshContrast, CHANGE_DELAY);
break;
}
else
{
throw;
}
}
}
}
