internal RawInputDevice(TopLevelCollectionUsage tlc, RawInputDeviceRegistrationOptions options, IntPtr targetWindowHandle)
{
this.tlc = tlc;
this.options = options;
this.targetWindowHandle = targetWindowHandle;
}
/// <summary>Causes the target window to receive raw input messages.
/// <para>Important: that window must then override its WndProc method to call <see cref="WndProc"/> prior to its base method.</para>
/// </summary>
/// <param name="targetWindow">The target window.</param>
/// <param name="options">One or more <see cref="RawInputDeviceRegistrationOptions"/>.</param>
/// <param name="usages">At least one TLC usage.</param>
/// <exception cref="ArgumentNullException"/>
/// <exception cref="ArgumentException"/>
public static void Register( IWin32Window targetWindow, RawInputDeviceRegistrationOptions options, params TopLevelCollectionUsage[] usages )
{
if( usages == null )
throw new ArgumentNullException( "usages" );
if( usages.Length == 0 )
throw new ArgumentException( "No TLC specified.", "usages" );
var windowHandle = ( targetWindow == null ) ? IntPtr.Zero : targetWindow.Handle;
var devices = new RawInputDevice[ usages.Length ];
for( var d = 0; d < usages.Length; d++ )
devices[ d ] = new RawInputDevice( usages[ d ], options, windowHandle );
NativeMethods.RegisterRawInputDevices( devices );
}