qcoreevent.cpp

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qcoreevent.cpp

Absolute File Name:

/home/qt/qt5_coco/qt5/qtbase/src/corelib/kernel/qcoreevent.cpp

Line

Source

Count

QEvent::QEvent(Type type)

: d(0), t(type), posted(false), spont(false), m_accept(true)

{}

QEvent::QEvent(const QEvent &other)

: d(other.d), t(other.t), posted(other.posted), spont(other.spont),

m_accept(other.m_accept)

{

((!(!d)) ? qt_assert_x("QEvent", "Impossible, this can't happen: QEventPrivate isn't defined anywhere",__FILE__,297305) : qt_noop());

}

QEvent &QEvent::operator=(const QEvent &other)

{

((!(!other.d)) ? qt_assert_x("QEvent", "Impossible, this can't happen: QEventPrivate isn't defined anywhere",__FILE__,311319) : qt_noop());

t = other.t;

posted = other.posted;

spont = other.spont;

m_accept = other.m_accept;

return *this;

}

QEvent::~QEvent()

{

if (posted && QCoreApplication::instance())

QCoreApplicationPrivate::removePostedEvent(this);

((!(!d)) ? qt_assert_x("QEvent", "Impossible, this can't happen: QEventPrivate isn't defined anywhere",__FILE__,329337) : qt_noop());

}

namespace {

template <size_t N>

struct QBasicAtomicBitField {

enum {

BitsPerInt = std::numeric_limits<uint>::digits,

NumInts = (N + BitsPerInt - 1) / BitsPerInt,

NumBits = N

};

QBasicAtomicInteger<uint> next;

QBasicAtomicInteger<uint> data[NumInts];

bool allocateSpecific(int which) noexcept

{

QBasicAtomicInteger<uint> &entry = data[which / BitsPerInt];

const uint old = entry.load();

const uint bit = 1U << (which % BitsPerInt);

return

executed 129072 times by 3 tests: return !(old & bit) && entry.testAndSetRelaxed(old, old | bit);

Executed by:

tst_Gestures
tst_QEvent
tst_QWidget_window

!(old & bit)

executed 129072 times by 3 tests: return !(old & bit) && entry.testAndSetRelaxed(old, old | bit);

Executed by:

tst_Gestures
tst_QEvent
tst_QWidget_window

129072

&& entry.testAndSetRelaxed(old, old | bit);

executed 129072 times by 3 tests: return !(old & bit) && entry.testAndSetRelaxed(old, old | bit);

Executed by:

tst_Gestures
tst_QEvent
tst_QWidget_window

129072

}

int allocateNext() noexcept

{

for (uint i = next.load(); i < NumBits

i < NumBits	Description
TRUE	evaluated 64538 times by 3 tests Evaluated by: tst_Gestures tst_QEvent tst_QWidget_window
FALSE	evaluated 1 time by 1 test Evaluated by: tst_QEvent

; ++i) {

1-64538

if (allocateSpecific(i)

allocateSpecific(i)	Description
TRUE	evaluated 7 times by 3 tests Evaluated by: tst_Gestures tst_QEvent tst_QWidget_window
FALSE	evaluated 64531 times by 1 test Evaluated by: tst_QEvent

) {

7-64531

const uint oldNext = next.load();

next.testAndSetRelaxed(oldNext, qMax(i + 1, oldNext));

return

executed 7 times by 3 tests: return i;

Executed by:

tst_Gestures
tst_QEvent
tst_QWidget_window

executed 7 times by 3 tests: return i;

Executed by:

tst_Gestures
tst_QEvent
tst_QWidget_window

}

executed 64531 times by 1 test: end of block

Executed by:

tst_QEvent

64531

return

executed 1 time by 1 test: return -1;

Executed by:

tst_QEvent

-1;

executed 1 time by 1 test: return -1;

Executed by:

tst_QEvent

}

};

}

typedef QBasicAtomicBitField<QEvent::MaxUser - QEvent::User + 1> UserEventTypeRegistry;

static UserEventTypeRegistry userEventTypeRegistry;

static inline int registerEventTypeZeroBased(int id) noexcept

{

100

if (id < UserEventTypeRegistry::NumBits

id < UserEvent...istry::NumBits	Description
TRUE	evaluated 64535 times by 1 test Evaluated by: tst_QEvent
FALSE	evaluated 4 times by 3 tests Evaluated by: tst_Gestures tst_QEvent tst_QWidget_window