finalcut/examples/keyboard.cpp

82 lines
1.9 KiB
C++

// File: keyboard.cpp
#include "final.h"
//----------------------------------------------------------------------
// class keyboard
//----------------------------------------------------------------------
class keyboard : public FWidget
{
public:
// Constructor
explicit keyboard (FWidget* = 0);
protected:
// Event handlers
void onKeyPress (FKeyEvent*);
void onAccel (FAccelEvent*);
void draw();
};
//----------------------------------------------------------------------
keyboard::keyboard (FWidget* parent)
: FWidget(parent)
{
resetXTermForeground();
resetXTermBackground();
wc.term_fg = fc::Default;
wc.term_bg = fc::Default;
}
//----------------------------------------------------------------------
void keyboard::onKeyPress (FKeyEvent* ev)
{
int key_id = ev->key();
bool is_last_line = false;
if ( getPrintPos().getY() == getLineNumber() )
is_last_line = true;
print() << "Key " << getKeyName(key_id).c_str()
<< " (id " << key_id << ")\n";
if ( is_last_line )
scrollAreaForward (vdesktop);
setAreaCursor (1, getPrintPos().getY(), true, vdesktop);
}
//----------------------------------------------------------------------
void keyboard::onAccel (FAccelEvent* ev)
{
quit();
ev->accept();
}
//----------------------------------------------------------------------
void keyboard::draw()
{
setPrintPos (1, 1);
print() << "---------------\n"
<< "Press Q to quit\n"
<< "---------------\n";
setAreaCursor (1, 4, true, vdesktop);
}
//----------------------------------------------------------------------
// main part
//----------------------------------------------------------------------
int main (int argc, char* argv[])
{
FApplication app(argc, argv);
app.setForegroundColor(fc::Default);
app.setBackgroundColor(fc::Default);
keyboard key(&app);
key.addAccelerator('q');
app.setMainWidget(&key);
key.show();
return app.exec();
}