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#include <vdkb2/vdkdclock.h>
#include <stdlib.h>
#include <time.h>
#include <string.h>
static char buff[64];
DEFINE_SIGNAL_LIST(VDKDigitalClock,VDKEventBox);
DEFINE_EVENT_LIST(VDKDigitalClock,VDKEventBox);
/*
constructor
*/
VDKDigitalClock::VDKDigitalClock(VDKForm* owner,bool activated):
VDKEventBox(owner),activated(activated),
ClockBackground("ClockBackground",this,clBlack,
&VDKDigitalClock::SetClockBackground),
ClockForeground("ClockForeground",this,clGreen,
&VDKDigitalClock::SetClockForeground),
Alarm("Alarm",this,VDKPoint(-1,-1),&VDKDigitalClock::SetAlarm)
{
ConnectDefaultSignals();
}
/*
fill the widget and initialize
*/
void
VDKDigitalClock::Setup(void)
{
VDKFixed* fixed = new VDKFixed(Owner());
// makes a timer with 1000 msecs thick
timer = new VDKTimer(Owner(),1000,false);
// since timer isn't added it has Owner() as
// default parent.
// we change the parent to <this> in order to
// receive timer_tick_signal
timer->Parent(this);
// add a canvas used to display time
clock = new VDKCanvas(Owner(),60,20);
clock->NormalBackground = ClockBackground;
clock->Foreground = ClockForeground;
clock->Font = new VDKFont(Owner(),"courier bold 10");
fixed->Add(clock,0,0);
// add a button
set = new VDKCustomButton(Owner(),"Alarm");
set->SetSize(60,20);
fixed->Add(set,0,21);
Add(fixed,l_justify,false,false,0);
// by default disables alarm
alarm_enabled = false;
// initialize pop form to NULL
popform = NULL;
//
if(activated)
Activate();
}
/*
*/
void
VDKDigitalClock::Activate()
{
// starts timer
timer->Start();
// connect timer with <this>, since
// "timer_tick_signal" isn't a gtk+
// provided signal we have to set
// <gtk> arg to false thus letting vdk to
// handle signal internally.
SignalConnect(timer,"timer_tick_signal",
&VDKDigitalClock::OnTimer,false);
// connect button with
SignalConnect(set,"clicked",&VDKDigitalClock::OnSetClick);
// connect canvas event
EventConnect(clock,"expose_event",&VDKDigitalClock::OnExpose);
EventConnect(clock,"button_press_event",
&VDKDigitalClock::OnClockButtonPress);
EventConnect(clock,"button_release_event",
&VDKDigitalClock::OnClockButtonRelease);
}
/*
destructor
*/
VDKDigitalClock::~VDKDigitalClock()
{
timer->Stop();
}
/*
sets background
*/
void
VDKDigitalClock::SetClockBackground(VDKRgb back)
{
clock->NormalBackground = ClockBackground;
OnTimer(NULL);
}
/*
sets foreground
*/
void
VDKDigitalClock::SetClockForeground(VDKRgb back)
{
OnTimer(NULL);
}
/*
received when user clicks on
"Alarm" button, emits a "clock_alarm_set"
to parent.
*/
bool
VDKDigitalClock::OnSetClick(VDKObject*)
{
SignalEmitParent("clock_alarm_set");
return true;
}
/*
received when timer ticks,
displays time and send "clock_alarm"
if applicable
*/
bool
VDKDigitalClock::OnTimer(VDKObject*)
{
time_t t = time(&t);
struct tm *loc_t = localtime(&t);
sprintf(timebuff,"%02d:%02d:%02d",
loc_t->tm_hour,
loc_t->tm_min,
loc_t->tm_sec);
clock->Foreground = ClockForeground;
clock->Clear();
clock->DrawString(8,15,timebuff);
clock->Redraw();
VDKPoint p = Alarm;
if((alarm_enabled) &&
(p.x >= 0) &&
(p.y >= 0) &&
(p.x == loc_t->tm_hour) &&
(p.y == loc_t->tm_min)
)
{
SignalEmitParent("clock_alarm");
}
return true;
}
/*
call OnTimer with NULL so time
will be redisplayed, The first time
is received set current date as tip.
*/
bool
VDKDigitalClock::OnExpose(VDKObject *, GdkEvent* event)
{
static bool exposed = false;
if(!exposed)
{
calendardate today;
sprintf(buff,"%s",today.CalendarDate());
clock->SetTip(buff);
}
OnTimer(NULL);
exposed = true;
return true;
}
/*
make a splash form displaying current alarm setting
*/
void
VDKDigitalClockPopForm::Setup()
{
NormalBackground = clWhite;
if(alarm.x < 0 || alarm.y < 0)
sprintf(buff,"no alarm");
else
sprintf(buff,"alarm at: %02d:%02d",alarm.x,alarm.y);
VDKLabel* label = new VDKLabel(this,buff);
Add(label,false,false,false);
}
/*
display splash form
*/
bool
VDKDigitalClock::OnClockButtonPress(VDKObject *, GdkEvent* event)
{
if(!popform)
{
VDKPoint alarm = Alarm;
popform = new VDKDigitalClockPopForm(Owner(),alarm);
popform->Setup();
popform->Show(GTK_WIN_POS_MOUSE);
}
return true;
}
/*
remove splash form
*/
bool
VDKDigitalClock::OnClockButtonRelease(VDKObject *, GdkEvent* event)
{
if(popform)
{
popform->Close();
popform->Destroy();
popform = NULL;
}
return true;
}
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