internal RawKeyboard(RawDevice device, iKeyboardLayout layout, iKeyboardHandler handler)
{
this.layout = layout;
this.handler = handler;
deviceName = device.name;
if (deviceName.isEmpty())
{
deviceName = device.productDescription;
}
if (deviceName.isEmpty())
{
string mfg = device.manufacturer;
if (mfg.notEmpty())
{
deviceName = $"A keyboard made by { mfg }";
}
else
{
deviceName = $"Unidentified { device.bus } keyboard";
}
}
}
/// <summary>Open a raw input device, interpret the input as a US English keyboard</summary>
public static iInputEventTimeSource openRawKeyboard(this Dispatcher dispatcher, iKeyboardHandler handler, RawDevice device = null)
{
// Find the keyboard
if (null == device)
{
device = RawDevice.list().FirstOrDefault(isQwertyKeyboard);
if (null == device)
{
throw new ApplicationException("No keyboards found");
}
}
// Create the layout. That object also owns the state, i.e. shift/numlock/etc.
iKeyboardLayout layout = new UsEnglishLayout();
// Create the adapter to translate raw events into keyboard events
var keyboard = new RawKeyboard(device, layout, handler);;
// Open the device
using (iLinuxDispatcher linuxDispatcher = ComLightCast.cast <iLinuxDispatcher>(dispatcher.nativeDispatcher))
linuxDispatcher.openInputDevice(device.eventInterface, keyboard);
return(keyboard);
}