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LibGUI: Add GWidget::doubleclick_event().

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Now double-clicking an item in a GTableView or GItemView will activate it.
This commit is contained in:
Andreas Kling 2019-03-25 01:42:15 +01:00
parent 43f9027968
commit 20f7d7ec67
11 changed files with 100 additions and 7 deletions
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25
LibGUI/GElapsedTimer.cpp Normal file
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#include <LibGUI/GElapsedTimer.h>
void GElapsedTimer::start()
{
gettimeofday(&m_start_time, nullptr);
}
inline void timersub(const struct timeval* a, const struct timeval* b, struct timeval* result)
{
result->tv_sec = a->tv_sec - b->tv_sec;
result->tv_usec = a->tv_usec - b->tv_usec;
if (result->tv_usec < 0) {
--result->tv_sec;
result->tv_usec += 1000000;
}
}
int GElapsedTimer::elapsed() const
{
struct timeval now;
gettimeofday(&now, nullptr);
struct timeval diff;
timersub(&now, &m_start_time, &diff);
return diff.tv_sec * 1000 + diff.tv_usec / 1000;
}