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< pre > /****************************************************************
**
** TQt tutorial 12
**
****************************************************************/
#include < < a href = "qapplication-h.html" > ntqapplication.h< / a > >
#include < < a href = "qpushbutton-h.html" > ntqpushbutton.h< / a > >
#include < < a href = "qlcdnumber-h.html" > ntqlcdnumber.h< / a > >
#include < < a href = "qfont-h.html" > ntqfont.h< / a > >
#include < < a href = "qlayout-h.html" > ntqlayout.h< / a > >
#include "lcdrange.h"
#include "cannon.h"
class MyWidget: public < a href = "ntqwidget.html" > TQWidget< / a >
{
public:
MyWidget( < a href = "ntqwidget.html" > TQWidget< / a > *parent=0, const char *name=0 );
};
< a name = "f86" > < / a > MyWidget::MyWidget( < a href = "ntqwidget.html" > TQWidget< / a > *parent, const char *name )
: < a href = "ntqwidget.html" > TQWidget< / a > ( parent, name )
{
< a href = "ntqpushbutton.html" > TQPushButton< / a > *quit = new < a href = "ntqpushbutton.html" > TQPushButton< / a > ( "& Quit", this, "quit" );
quit-> < a href = "ntqwidget.html#setFont" > setFont< / a > ( TQFont( "Times", 18, TQFont::Bold ) );
< a href = "ntqobject.html#connect" > connect< / a > ( quit, SIGNAL(< a href = "ntqbutton.html#clicked" > clicked< / a > ()), qApp, SLOT(< a href = "ntqapplication.html#quit" > quit< / a > ()) );
LCDRange *angle = new LCDRange( "ANGLE", this, "angle" );
angle-> setRange( 5, 70 );
LCDRange *force = new LCDRange( "FORCE", this, "force" );
force-> setRange( 10, 50 );
CannonField *cannonField = new CannonField( this, "cannonField" );
< a href = "ntqobject.html#connect" > connect< / a > ( angle, SIGNAL(valueChanged(int)),
cannonField, SLOT(setAngle(int)) );
< a href = "ntqobject.html#connect" > connect< / a > ( cannonField, SIGNAL(angleChanged(int)),
angle, SLOT(setValue(int)) );
< a href = "ntqobject.html#connect" > connect< / a > ( force, SIGNAL(valueChanged(int)),
cannonField, SLOT(setForce(int)) );
< a href = "ntqobject.html#connect" > connect< / a > ( cannonField, SIGNAL(forceChanged(int)),
force, SLOT(setValue(int)) );
< a href = "ntqpushbutton.html" > TQPushButton< / a > *shoot = new < a href = "ntqpushbutton.html" > TQPushButton< / a > ( "& Shoot", this, "shoot" );
shoot-> < a href = "ntqwidget.html#setFont" > setFont< / a > ( TQFont( "Times", 18, TQFont::Bold ) );
< a href = "ntqobject.html#connect" > connect< / a > ( shoot, SIGNAL(< a href = "ntqbutton.html#clicked" > clicked< / a > ()), cannonField, SLOT(shoot()) );
< a href = "qgridlayout.html" > TQGridLayout< / a > *grid = new < a href = "qgridlayout.html" > TQGridLayout< / a > ( this, 2, 2, 10 );
grid-> < a href = "qgridlayout.html#addWidget" > addWidget< / a > ( quit, 0, 0 );
grid-> < a href = "qgridlayout.html#addWidget" > addWidget< / a > ( cannonField, 1, 1 );
grid-> < a href = "qgridlayout.html#setColStretch" > setColStretch< / a > ( 1, 10 );
< a href = "qvboxlayout.html" > TQVBoxLayout< / a > *leftBox = new < a href = "qvboxlayout.html" > TQVBoxLayout< / a > ;
grid-> < a href = "qgridlayout.html#addLayout" > addLayout< / a > ( leftBox, 1, 0 );
leftBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( angle );
leftBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( force );
< a href = "qhboxlayout.html" > TQHBoxLayout< / a > *topBox = new < a href = "qhboxlayout.html" > TQHBoxLayout< / a > ;
grid-> < a href = "qgridlayout.html#addLayout" > addLayout< / a > ( topBox, 0, 1 );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( shoot );
topBox-> < a href = "qboxlayout.html#addStretch" > addStretch< / a > ( 1 );
angle-> setValue( 60 );
force-> setValue( 25 );
angle-> < a href = "ntqwidget.html#setFocus" > setFocus< / a > ();
}
int main( int argc, char **argv )
{
TQApplication::< a href = "ntqapplication.html#setColorSpec" > setColorSpec< / a > ( TQApplication::CustomColor );
< a href = "ntqapplication.html" > TQApplication< / a > a( argc, argv );
MyWidget w;
w.< a href = "ntqwidget.html#setGeometry" > setGeometry< / a > ( 100, 100, 500, 355 );
a.< a href = "ntqapplication.html#setMainWidget" > setMainWidget< / a > ( & w );
w.< a href = "ntqwidget.html#show" > show< / a > ();
return a.< a href = "ntqapplication.html#exec" > exec< / a > ();
}
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