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
|
#include "ClockWidget.h"
#include "Painter.h"
#include <time.h>
ClockWidget::ClockWidget(Widget* parent)
: Widget(parent)
{
setRect({ 0, 0, 100, 40 });
startTimer(250);
}
ClockWidget::~ClockWidget()
{
}
void ClockWidget::onPaint(PaintEvent&)
{
auto now = time(nullptr);
auto& tm = *localtime(&now);
char timeBuf[128];
sprintf(timeBuf, "%02u:%02u:%02u ", tm.tm_hour, tm.tm_min, tm.tm_sec);
Painter painter(*this);
painter.fillRect(rect(), Color(127, 127, 127));
painter.drawText(rect(), timeBuf, Painter::TextAlignment::Center, Color(0,0,0));
}
void ClockWidget::onTimer(TimerEvent&)
{
auto now = time(nullptr);
if (now == m_lastSeenTimestamp)
return;
m_lastSeenTimestamp = now;
update();
}
|
