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WindowServer: Put a clock in the top right corner of the screen.

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This way we don't even need the Clock app anymore. Very cool :^)
This commit is contained in:
Andreas Kling 2019-02-13 09:10:32 +01:00
parent cac8153436
commit c5a00a56c8
7 changed files with 106 additions and 14 deletions
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55
WindowServer/WSMessageLoop.cpp
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@ -110,6 +110,37 @@ void WSMessageLoop::post_message(WSMessageReceiver* receiver, OwnPtr<WSMessage>&
m_server_process->request_wakeup();
}
void WSMessageLoop::Timer::reload()
{
struct timeval now;
current->sys$gettimeofday(&now);
next_fire_time = {
now.tv_sec + (interval / 1000),
now.tv_usec + (interval % 1000)
};
}
int WSMessageLoop::start_timer(int interval, Function<void()>&& callback)
{
auto timer = make<Timer>();
int timer_id = m_next_timer_id++;
timer->timer_id = timer_id;
timer->callback = move(callback);
timer->interval = interval;
timer->reload();
m_timers.set(timer_id, move(timer));
return timer_id;
}
int WSMessageLoop::stop_timer(int timer_id)
{
auto it = m_timers.find(timer_id);
if (it == m_timers.end())
return -1;
m_timers.remove(it);
return 0;
}
void WSMessageLoop::wait_for_message()
{
fd_set rfds;
@ -123,7 +154,19 @@ void WSMessageLoop::wait_for_message()
params.writefds = nullptr;
params.exceptfds = nullptr;
struct timeval timeout = { 0, 0 };
if (m_queued_messages.is_empty())
bool had_any_timer = false;
for (auto& it : m_timers) {
auto& timer = *it.value;
if (!had_any_timer) {
timeout = timer.next_fire_time;
continue;
}
if (timer.next_fire_time.tv_sec > timeout.tv_sec || (timer.next_fire_time.tv_sec == timeout.tv_sec && timer.next_fire_time.tv_usec > timeout.tv_usec))
timeout = timer.next_fire_time;
}
if (m_timers.is_empty() && m_queued_messages.is_empty())
params.timeout = nullptr;
else
params.timeout = &timeout;
@ -134,6 +177,16 @@ void WSMessageLoop::wait_for_message()
ASSERT_NOT_REACHED();
}
struct timeval now;
current->sys$gettimeofday(&now);
for (auto& it : m_timers) {
auto& timer = *it.value;
if (now.tv_sec > timer.next_fire_time.tv_sec || (now.tv_sec == timer.next_fire_time.tv_sec && now.tv_usec > timer.next_fire_time.tv_usec)) {
timer.callback();
timer.reload();
}
}
if (bitmap.get(m_keyboard_fd))
drain_keyboard();
if (bitmap.get(m_mouse_fd))