Function KeyboardCommands

src/drivers/sdl/input.cpp:447–865

* Parse keyboard commands and execute accordingly. */

 * Parse keyboard commands and execute accordingly.
 */
static void KeyboardCommands (void)
{
	int is_shift, is_alt;

	// get the keyboard input

	// check if the family keyboard is enabled
	if (CurInputType[2] == SIFC_FKB)
	{
		if ( g_keyState[SDL_SCANCODE_SCROLLLOCK] )
		{
			g_fkbEnabled ^= 1;
			FCEUI_DispMessage ("Family Keyboard %sabled.", 0,
			g_fkbEnabled ? "en" : "dis");
		}
		if (g_fkbEnabled)
		{
			return;
		}
	}

	if (g_keyState[SDL_SCANCODE_LSHIFT]	|| g_keyState[SDL_SCANCODE_RSHIFT])
	{
		is_shift = 1;
	}
	else
	{
		is_shift = 0;
	}

	if (g_keyState[SDL_SCANCODE_LALT] || g_keyState[SDL_SCANCODE_RALT])
	{
		is_alt = 1;
	}
	else
	{
		is_alt = 0;
	}


	if (_keyonly (Hotkeys[HK_TOGGLE_BG]))
	{
		if (is_shift)
		{
			FCEUI_SetRenderPlanes (true, false);
		}
		else
		{
			FCEUI_SetRenderPlanes (true, true);
		}
	}

	// Alt-Enter to toggle full-screen
	// This is already handled by GTK Accelerator
	//if (keyonly (ENTER) && is_alt)
	//{
	//	ToggleFS ();
	//}