/usr/lib/Wt/examples/mission/CountDownWidget.C is in witty-examples 3.3.0-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | /*
* Copyright (C) 2008 Emweb bvba, Kessel-Lo, Belgium.
*
* See the LICENSE file for terms of use.
*/
#include <boost/lexical_cast.hpp>
#include <Wt/WTimer>
#include "CountDownWidget.h"
CountDownWidget::CountDownWidget(int start, int stop, unsigned msec,
WContainerWidget *parent)
: WText(parent),
done_(this),
start_(start),
stop_(stop)
{
stop_ = std::min(start_ - 1, stop_); // stop must be smaller than start
current_ = start_;
timer_ = new WTimer(this);
timer_->setInterval(msec);
timer_->timeout().connect(this, &CountDownWidget::timerTick);
timer_->start();
setText(boost::lexical_cast<std::string>(current_));
}
void CountDownWidget::cancel()
{
timer_->stop();
}
void CountDownWidget::timerTick()
{
setText(boost::lexical_cast<std::string>(--current_));
if (current_ <= stop_) {
timer_->stop();
done_.emit();
}
}
|