/// <summary>
/// Returns a list of all unattached displays on this machine
/// </summary>
/// <returns>An enumerable list of UnAttachedDisplay</returns>
public static IEnumerable <UnAttachedDisplay> GetUnAttachedDisplays()
{
return
(DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices(false))
.Where(device => !device.IsAvailable)
.Select(device => new UnAttachedDisplay(device)));
}
/// <summary>
/// Creates a new DisplayDevice
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
/// <param name="adapter">The device parent DisplayAdapter</param>
/// <param name="isAvailable">true if the device is attached, otherwise false</param>
/// <param name="isValid">true if this instance is valid, otherwise false</param>
protected DisplayDevice(string devicePath, string deviceName, string deviceKey, DisplayAdapter adapter,
bool isAvailable, bool isValid)
: this(devicePath, deviceName, deviceKey)
{
Adapter = adapter;
IsAvailable = isAvailable;
IsValid = isValid;
}
/// <summary>
/// Returns a list of all attached displays on this machine
/// </summary>
/// <returns>An enumerable list of Displays</returns>
public static IEnumerable <Display> GetDisplays()
{
return
(DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices(true))
.Where(device => device.IsAvailable)
.Select(device => new Display(device)));
}
internal static DisplayDevice FromDeviceInformation(DisplayAdapter adapter,
Native.DeviceContext.Structures.DisplayDevice sourceDevice,
Native.DeviceContext.Structures.DisplayDevice targetDevice)
{
return(new DisplayDevice(targetDevice.DeviceId, targetDevice.DeviceString, targetDevice.DeviceKey, adapter,
sourceDevice.DeviceName, targetDevice.DeviceName,
targetDevice.StateFlags.HasFlag(DisplayDeviceStateFlags.AttachedToDesktop), true));
}
/// <summary>
/// Creates a new DisplayDevice
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
/// <param name="adapter">The device parent DisplayAdapter</param>
/// <param name="displayName">The device source display name</param>
/// <param name="displayFullName">The device target display name</param>
/// <param name="isAvailable">true if the device is attached, otherwise false</param>
/// <param name="isValid">true if this instance is valid, otherwise false</param>
protected DisplayDevice(
string devicePath,
string deviceName,
string deviceKey,
DisplayAdapter adapter,
string displayName,
string displayFullName,
bool isAvailable,
bool isValid)
: this(devicePath, deviceName, deviceKey, adapter, isAvailable, isValid)
{
DisplayName = displayName;
DisplayFullName = displayFullName;
}