parameter.hpp

// (c) 2013 Stephan Hohe

#if !defined(SQXX_PARAMETER_HPP_INCLUDED)
#define SQXX_PARAMETER_HPP_INCLUDED

#include "datatypes.hpp"
#include "statement.hpp"
#include <string>

namespace sqxx {

/**
 * Represents a parameter of a prepared statement.
 *
 * Usually it's easier to directly use the corresponding methods on `statement`.
 */
class parameter {
public:
	statement &stmt;
	const int idx;

	parameter(statement &a_stmt, int a_idx);

	/**
	 * Get name of this paramater.
	 *
	 * Wraps [`sqlite3_parameter_name()`](http://www.sqlite.org/c3ref/bind_parameter_name.html)
	 */
	const char* name() const;

	/**
	 * Bind a value to this parameter.
	 *
	 * Like `statement::bind()`, just without parameters parameter.
	 * See there for details.
	 */
	void bind();

	template<typename T>
	if_selected_type<T, void, int, int64_t, double>
	bind(T value);

	template<typename T>
	if_selected_type<T, void, const char*>
	bind(T value, bool copy=true);

	template<typename T>
	if_selected_type<T, void, std::string, blob>
	bind(const T &value, bool copy=true);
};

} // namespace sqxx

#include "parameter.impl.hpp"

#endif // SQXX_PARAMETER_HPP_INCLUDED