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