C++ CInput::GetInputGroup方法代码示例

bool CInputs::ConfigureInputs(const GameInfo *game)
{
	m_system->UngrabMouse();

	// Print header and help message
	int gameFlags;
	if (game != NULL)
	{
		PrintHeader("Configure Inputs for %s", game->title);
		gameFlags = game->inputFlags;
	}
	else
	{
		PrintHeader("Configure Inputs");
		gameFlags = GAME_INPUT_ALL;
	}
	PrintConfigureInputsHelp();

	// Get all inputs to be configured
	vector<CInput*> toConfigure;
	vector<CInput*>::iterator it;
	for (it = m_inputs.begin(); it != m_inputs.end(); it++)
	{
		if ((*it)->IsConfigurable() && ((*it)->gameFlags & gameFlags))
			toConfigure.push_back(*it);
	}

	// Remember current mappings for each input in case changes need to be undone later
	vector<string> oldMappings(toConfigure.size());
	size_t index = 0;
	for (it = toConfigure.begin(); it != toConfigure.end(); it++)
		oldMappings[index++] = (*it)->GetMapping();

	const char *groupLabel = NULL;

	bool cancelled = false;
		
	// Loop through all the inputs to be configured
	index = 0;
	while (index < toConfigure.size())
	{
		// Get the current input
		CInput *input = toConfigure[index];

		// If have moved to a new input group, print the group heading
		const char *itGroupLabel = input->GetInputGroup();
		if (groupLabel == NULL || stricmp(groupLabel, itGroupLabel) != 0)
		{
			groupLabel = itGroupLabel;
			printf("%s:\n", groupLabel);
		}

Redisplay:
		// Print the input label, current input mapping and available options
		if (index > 0)
			printf(" %s [%s]: Ret/c/s/a/r/Up/Down/b/h/q/Esc? ", input->label, input->GetMapping());
		else
			printf(" %s [%s]: Ret/c/s/a/r/Down/h/b/q/Esc? ", input->label, input->GetMapping());
		fflush(stdout);	// required on terminals that use buffering

		// Loop until user has selected a valid option
		bool done = false;
		char mapping[50];
		while (!done)
		{
			// Wait for input from user
			if (!m_system->ReadMapping(mapping, 50, false, READ_KEYBOARD|READ_MERGE, uiExit->GetMapping()))
			{
				// If user pressed aborted input, then undo all changes and finish configuration
				index = 0;
				for (it = toConfigure.begin(); it != toConfigure.end(); it++)
				{
					(*it)->SetMapping(oldMappings[index].c_str());
					index++;
				}	

				cancelled = true;
				goto Finish;
			}

			if (stricmp(mapping, "KEY_RETURN") == 0 || stricmp(mapping, "KEY_S") == 0)
			{
				// Set the input mapping
				printf("Setting... ");
				fflush(stdout);	// required on terminals that use buffering
				if (input->Configure(false, uiExit->GetMapping()))
				{
					puts(input->GetMapping());
					if (stricmp(mapping, "KEY_RETURN") == 0)
						index++;
					done = true;
				}
				else
				{
					puts("[Cancelled]");
					goto Redisplay;
				}
			}
			else if (stricmp(mapping, "KEY_A") == 0)
			{
//.........这里部分代码省略.........