| private EnumDisplayDevices ( [ lpDevice, [ iDevNum, [ lpDisplayDevice, [ dwFlags ) : int | ||
| lpDevice | [ | |
| iDevNum | [ | |
| lpDisplayDevice | [ | |
| dwFlags | [ | |
| return | int | |
public static void Win32_SetRefreshRate(uint monitorIndex, uint refreshRate)
{
Win32.DISPLAY_DEVICE displayDevice = new Win32.DISPLAY_DEVICE();
int result = Win32.EnumDisplayDevices(null, monitorIndex, displayDevice, 0);
if (result != 0)
{
Win32.DEVMODE_Display devMode = new Win32.DEVMODE_Display();
devMode.dmFields = Win32.DEVMODE_Fields.DM_DISPLAYFREQUENCY;
devMode.dmDisplayFrequency = refreshRate;
Win32.ChangeDisplaySettings_Result r = Win32.ChangeDisplaySettingsEx(displayDevice.DeviceName, devMode,
IntPtr.Zero,
Win32.ChangeDisplaySettings_Flags.None,
IntPtr.Zero);
Log.Info("CycleRefreshRate: result {0} for refresh rate change {1}Hz", r, refreshRate);
FixDwm();
}
else
{
Log.Info("CycleRefreshRate: unable to change refresh rate {0}Hz for monitor {1}", refreshRate, monitorIndex);
}
}
