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#ifndef _OSL_CONDITN_HXX_
#define _OSL_CONDITN_HXX_
#ifdef __cplusplus
#include <osl/time.h>
#include <osl/conditn.h>
namespace osl
{
class Condition
{
public:
enum Result
{
result_ok = osl_cond_result_ok,
result_error = osl_cond_result_error,
result_timeout = osl_cond_result_timeout
};
/* Create a condition.
*/
Condition()
{
condition = osl_createCondition();
}
/* Release the OS-structures and free condition data-structure.
*/
~Condition()
{
osl_destroyCondition(condition);
}
/* Release all waiting threads, check returns sal_True.
*/
void set()
{
osl_setCondition(condition);
}
/* Reset condition to false: wait() will block, check() returns sal_False.
*/
void reset() {
osl_resetCondition(condition);
}
/** Blocks the calling thread until condition is set.
*/
Result wait(const TimeValue *pTimeout = 0)
{
return (Result) osl_waitCondition(condition, pTimeout);
}
/** Checks if the condition is set without blocking.
*/
sal_Bool check()
{
return osl_checkCondition(condition);
}
private:
oslCondition condition;
/** The underlying oslCondition has no reference count.
Since the underlying oslCondition is not a reference counted object, copy
constructed Condition may work on an already destructed oslCondition object.
*/
Condition(const Condition&);
/** The underlying oslCondition has no reference count.
When destructed, the Condition object destroys the undelying oslCondition,
which might cause severe problems in case it's a temporary object.
*/
Condition(oslCondition condition);
/** This assignment operator is private for the same reason as
the copy constructor.
*/
Condition& operator= (const Condition&);
/** This assignment operator is private for the same reason as
the constructor taking a oslCondition argument.
*/
Condition& operator= (oslCondition);
};
}
#endif /* __cplusplus */
#endif /* _OSL_CONDITN_HXX_ */
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