public Monitor(Win32.DISPLAY_DEVICE device, Win32.DEVMODE currentDisplaySettings, List<Win32.DEVMODE> availableDisplaySettings)
{
Device = device;
AvailableDisplaySettings = availableDisplaySettings;
CurrentDisplaySettings = currentDisplaySettings;
IsPrimary = CurrentDisplaySettings.dmPositionX == 0 && CurrentDisplaySettings.dmPositionY == 0;
}
private static List <Win32.DISPLAY_DEVICE> EnumerateDesktopDisplayDevices()
{
var displayDevices = new List <Win32.DISPLAY_DEVICE>();
/* Keep looping through device indicies with i until we are done
*/
for (uint i = 0; ; i++)
{
Win32.DISPLAY_DEVICE displayDevice = new Win32.DISPLAY_DEVICE();
const uint displayFlags = Win32.EDD_GET_DEVICE_INTERFACE_NAME;
displayDevice.cb = Marshal.SizeOf(displayDevice);
bool deviceAvailable = Win32.EnumDisplayDevices(null, i, ref displayDevice, displayFlags);
/* If EnumDisplayDevices returns 'false' for a given device number, i, then
* there are no more devices.
*/
if (!deviceAvailable)
{
break;
}
/* Only retrieve monitors that are actually attached to the desktop
*/
if ((displayDevice.StateFlags & Win32.DISPLAY_DEVICE_ATTACHED_TO_DESKTOP) ==
Win32.DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
{
displayDevices.Add(displayDevice);
}
}
return(displayDevices);
}
public Monitor(Win32.DISPLAY_DEVICE device, Win32.DEVMODE currentDisplaySettings, List <Win32.DEVMODE> availableDisplaySettings)
{
Device = device;
AvailableDisplaySettings = availableDisplaySettings;
CurrentDisplaySettings = currentDisplaySettings;
IsPrimary = CurrentDisplaySettings.dmPositionX == 0 && CurrentDisplaySettings.dmPositionY == 0;
}
private void DisplayDebugInfo()
{
StringBuilder debug = new StringBuilder();
foreach (Display.Monitor monitor in _Monitors)
{
Win32.DISPLAY_DEVICE device = monitor.Device;
debug.AppendFormat("DeviceName: {0}{1}", device.DeviceName, Environment.NewLine);
debug.AppendFormat("DeviceString: {0}{1}", device.DeviceString, Environment.NewLine);
debug.AppendFormat("DeviceString: {0}{1}", device.StateFlags, Environment.NewLine);
debug.AppendFormat("DeviceID: {0}{1}", device.DeviceID, Environment.NewLine);
debug.AppendFormat("DeviceKey: {0}{1}", device.DeviceKey, Environment.NewLine);
Win32.DEVMODE currMode = monitor.CurrentDisplaySettings;
debug.AppendFormat("Resolution: {0}x{1}x{2}{3}", currMode.dmPelsWidth, currMode.dmPelsHeight,
currMode.dmBitsPerPel, Environment.NewLine);
debug.AppendFormat("Refresh Rate: {0}hz{1}", currMode.dmDisplayFrequency, Environment.NewLine);
debug.AppendFormat("Position:{0}", Environment.NewLine);
debug.AppendFormat(" X: {0}{1}", currMode.dmPositionX, Environment.NewLine);
debug.AppendFormat(" Y: {0}{1}", currMode.dmPositionY, Environment.NewLine);
debug.AppendFormat("Available Modes: {0}", Environment.NewLine);
foreach (Win32.DEVMODE mode in monitor.AvailableDisplaySettings)
{
Win32.DEVMODE curr = monitor.CurrentDisplaySettings;
bool selected = false;
if (mode.dmPelsWidth == curr.dmPelsWidth &&
mode.dmPelsHeight == curr.dmPelsHeight &&
mode.dmPelsWidth == curr.dmPelsWidth &&
mode.dmBitsPerPel == curr.dmBitsPerPel &&
mode.dmDisplayFrequency == curr.dmDisplayFrequency)
{
selected = true;
}
debug.AppendFormat(" {0}x{1}x{2} {3}hz {4}:{5} {6}{7}", mode.dmPelsWidth,
mode.dmPelsHeight, mode.dmBitsPerPel, mode.dmDisplayFrequency, mode.dmPositionX,
mode.dmPositionY, selected ? "<--" : "", Environment.NewLine);
}
debug.Append(Environment.NewLine);
}
DebugText.Text = debug.ToString();
}
private static List<Win32.DISPLAY_DEVICE> EnumerateDesktopDisplayDevices()
{
var displayDevices = new List<Win32.DISPLAY_DEVICE>();
/* Keep looping through device indicies with i until we are done
*/
for (uint i = 0; ; i++)
{
Win32.DISPLAY_DEVICE displayDevice = new Win32.DISPLAY_DEVICE();
const uint displayFlags = Win32.EDD_GET_DEVICE_INTERFACE_NAME;
displayDevice.cb = Marshal.SizeOf(displayDevice);
bool deviceAvailable = Win32.EnumDisplayDevices(null, i, ref displayDevice, displayFlags);
/* If EnumDisplayDevices returns 'false' for a given device number, i, then
* there are no more devices.
*/
if (!deviceAvailable) break;
/* Only retrieve monitors that are actually attached to the desktop
*/
if ((displayDevice.StateFlags & Win32.DISPLAY_DEVICE_ATTACHED_TO_DESKTOP) ==
Win32.DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
{
displayDevices.Add(displayDevice);
}
}
return displayDevices;
}
