finalcut/examples/timer.cpp

117 lines
3.7 KiB
C++
Raw Normal View History

/************************************************************************
* timer.cpp - Using timer events *
* *
* This file is part of the Final Cut widget toolkit *
* *
* Copyright 2014-2017 Markus Gans *
* *
* The Final Cut is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 3 of the License, or *
* (at your option) any later version. *
* *
* The Final Cut is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
************************************************************************/
2015-05-23 13:35:12 +02:00
#include <final/final.h>
2015-05-23 13:35:12 +02:00
2015-05-23 13:35:12 +02:00
//----------------------------------------------------------------------
// class Timer
2015-05-23 13:35:12 +02:00
//----------------------------------------------------------------------
class Timer : public FWidget
2015-05-23 13:35:12 +02:00
{
2017-09-11 03:06:02 +02:00
public:
// Constructor
explicit Timer (FWidget* = 0);
2017-09-11 03:06:02 +02:00
protected:
// Method
void draw();
2017-09-11 03:06:02 +02:00
// Event handlers
void onTimer (FTimerEvent*);
void onAccel (FAccelEvent*);
2015-05-23 13:35:12 +02:00
};
//----------------------------------------------------------------------
Timer::Timer (FWidget* parent)
2015-10-29 21:10:50 +01:00
: FWidget(parent)
2015-05-23 13:35:12 +02:00
{
addTimer (60000); // 1-minute timer
int id = addTimer (50); // 50-millisecond timer
addTimer (1000); // 1-second timer
delTimer (id);
addTimer (250); // 250-millisecond timer
resetXTermForeground();
resetXTermBackground();
2016-01-10 00:56:52 +01:00
wc.term_fg = fc::Default;
wc.term_bg = fc::Default;
2015-05-23 13:35:12 +02:00
}
//----------------------------------------------------------------------
void Timer::draw()
{
setPrintPos (1,1);
print() << "---------------\n"
<< "Press Q to quit\n"
<< "---------------\n";
setAreaCursor (1, 4, true, vdesktop);
}
2015-05-23 13:35:12 +02:00
//----------------------------------------------------------------------
void Timer::onTimer (FTimerEvent* ev)
2015-05-23 13:35:12 +02:00
{
bool is_last_line = false;
int timer_id = ev->timerId();
if ( getPrintPos().getY() == getLineNumber() )
is_last_line = true;
setColor (short(1 + timer_id), fc::Default);
print() << "Timer event, id " << timer_id << '\n';
if ( is_last_line )
scrollAreaForward (vdesktop);
setAreaCursor (1, getPrintPos().getY(), true, vdesktop);
2015-05-23 13:35:12 +02:00
}
//----------------------------------------------------------------------
void Timer::onAccel (FAccelEvent* ev)
2015-05-23 13:35:12 +02:00
{
quit();
ev->accept();
}
//----------------------------------------------------------------------
// main part
//----------------------------------------------------------------------
int main (int argc, char* argv[])
{
// Create the application object
2015-05-23 13:35:12 +02:00
FApplication app(argc, argv);
app.setForegroundColor(fc::Default);
app.setBackgroundColor(fc::Default);
// Create a timer object t
Timer t(&app);
2015-05-23 13:35:12 +02:00
t.addAccelerator('q');
// Set the timer object t as main widget
2015-05-23 13:35:12 +02:00
app.setMainWidget(&t);
// Show and start the application
2015-05-23 13:35:12 +02:00
t.show();
return app.exec();
}