/**
* Gets the ids of all input devices in the system.
*
* @return The input device ids.
*/
public static int[] getDeviceIds() {
IWindowManager wm = Display.getWindowManager();
try {
return wm.getInputDeviceIds();
} catch (RemoteException ex) {
throw new RuntimeException("Could not get input device ids from Window Manager.", ex);
}
}
/**
* Gets information about the input device with the specified id.
*
* @param id The device id.
* @return The input device or null if not found.
*/
public static InputDevice getDevice(int id) {
IWindowManager wm = Display.getWindowManager();
try {
return wm.getInputDevice(id);
} catch (RemoteException ex) {
throw new RuntimeException("Could not get input device information from Window Manager.", ex);
}
}
/**
* Queries the framework about whether any physical keys exist on the any keyboard attached to the
* device that are capable of producing the given array of key codes.
*
* @param keyCodes The array of key codes to query.
* @return A new array of the same size as the key codes array whose elements are set to true if
* at least one attached keyboard supports the corresponding key code at the same index in the
* key codes array.
*/
public static boolean[] deviceHasKeys(int[] keyCodes) {
boolean[] ret = new boolean[keyCodes.length];
IWindowManager wm = Display.getWindowManager();
try {
wm.hasKeys(keyCodes, ret);
} catch (RemoteException e) {
// no fallback; just return the empty array
}
return ret;
}
