Function DWaitButton

src/drivers/Qt/input.cpp:2108–2226

* Waits for a button input and returns the information as to which * button was pressed. Used in button configuration. */

 * button was pressed.  Used in button configuration.
 */
int DWaitButton(const uint8_t *text, ButtConfig *bc, int *buttonConfigStatus)
{
	SDL_Event event;
	static int32 LastAx[64][64];
	int x, y;
	int timeout_ms = 10000;

	if (text)
	{
		std::string title = "Press a key for ";
		title += (const char *)text;
		// TODO - SDL2
		//SDL_WM_SetCaption (title.c_str (), 0);
		puts((const char *)text);
	}

	for (x = 0; x < 64; x++)
	{
		for (y = 0; y < 64; y++)
		{
			LastAx[x][y] = 0x100000;
		}
	}

	// Purge all pending events, so that this next button press
	// will be the one we want.
	while (SDL_PollEvent(&event))
	{
	}

	while (1)
	{
		int done = 0;

		SDL_Delay(10);
		timeout_ms -= 10;

		if (timeout_ms <= 0)
		{
			break;
		}

		QCoreApplication::processEvents();

		while (SDL_PollEvent(&event))
		{
			done++;
			switch (event.type)
			{
			case SDL_KEYDOWN:
				//printf("SDL KeyDown:%i \n", event.key.keysym.sym );
				bc->ButtType = BUTTC_KEYBOARD;
				bc->DeviceNum = 0;
				bc->ButtonNum = event.key.keysym.sym;
				return (1);
			case SDL_JOYBUTTONDOWN:
				bc->ButtType = BUTTC_JOYSTICK;
				bc->DeviceNum = FindJoystickByInstanceID(event.jbutton.which);