Method processEvents

framework/framework.cpp:418–501

}

void Framework::processEvents()
{
	if (p->ProgramStages.isEmpty())
	{
		p->quitProgram = true;
		return;
	}

	// TODO: Consider threading the translation
	translateSdlEvents();

	while (p->eventQueue.size() > 0 && !p->ProgramStages.isEmpty())
	{
		up<Event> e;
		{
			std::lock_guard<std::mutex> l(p->eventQueueLock);
			e = std::move(p->eventQueue.front());
			p->eventQueue.pop_front();
		}
		if (!e)
		{
			LogError("Invalid event on queue");
			continue;
		}
		this->cursor->eventOccured(e.get());
		if (e->type() == EVENT_KEY_DOWN)
		{
			if (e->keyboard().KeyCode == SDLK_PRINTSCREEN)
			{
				int screenshotId = 0;
				UString screenshotName;
				do
				{
					screenshotName = format("screenshot%03d.png", screenshotId);
					screenshotId++;
				} while (fs::exists(fs::path(screenshotName)));
				LogWarning("Writing screenshot to \"%s\"", screenshotName);
				if (!p->defaultSurface->rendererPrivateData)
				{
					LogWarning("No renderer data on surface - nothing drawn yet?");
				}
				else
				{
					auto img = p->defaultSurface->rendererPrivateData->readBack();
					if (!img)
					{
						LogWarning("No image returned");
					}
					else
					{
						this->threadPoolTaskEnqueue(
						    [img, screenshotName]
						    {
							    auto ret = fw().data->writeImage(screenshotName, img);
							    if (!ret)
							    {
								    LogWarning("Failed to write screenshot");
							    }