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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef SELECTION_KEY_HANDLER_H
#define SELECTION_KEY_HANDLER_H
#include <vector>
#include "InputReceiver.h"
class CUnit;
class CSelectionKeyHandler : public CInputReceiver {
public:
void Init() {
numDoSelects = 0;
selectNumber = 0;
}
void Kill() { selection.clear(); }
void DoSelection(std::string selectString);
private:
/**
* Removes and returns the first part of the string.
* Using the first of the encountered delimitters: '_', '+', end-of-string
*/
static std::string ReadToken(std::string& str);
/**
* Removes and returns a delimiter (the first char of the string),
* or the empty string, if str is empty.
*/
static std::string ReadDelimiter(std::string& str);
private:
int numDoSelects = 0;
/// used to go through all possible units when selecting only a few
int selectNumber = 0;
std::vector<CUnit*> selection;
};
extern CSelectionKeyHandler selectionKeys;
#endif /* SELECTION_KEY_HANDLER_H */
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