1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
/****************************************************************
**
** TQt tutorial 11
**
****************************************************************/
#include <qapplication.h>
#include <qpushbutton.h>
#include <qlcdnumber.h>
#include <qfont.h>
#include <qlayout.h>
#include "lcdrange.h"
#include "cannon.h"
class MyWidget: public TQWidget
{
public:
MyWidget( TQWidget *parent=0, const char *name=0 );
};
MyWidget::MyWidget( TQWidget *parent, const char *name )
: TQWidget( parent, name )
{
TQPushButton *quit = new TQPushButton( "&Quit", this, "quit" );
quit->setFont( TQFont( "Times", 18, TQFont::Bold ) );
connect( quit, SIGNAL(clicked()), qApp, SLOT(quit()) );
LCDRange *angle = new LCDRange( this, "angle" );
angle->setRange( 5, 70 );
LCDRange *force = new LCDRange( this, "force" );
force->setRange( 10, 50 );
CannonField *cannonField = new CannonField( this, "cannonField" );
connect( angle, SIGNAL(valueChanged(int)),
cannonField, SLOT(setAngle(int)) );
connect( cannonField, SIGNAL(angleChanged(int)),
angle, SLOT(setValue(int)) );
connect( force, SIGNAL(valueChanged(int)),
cannonField, SLOT(setForce(int)) );
connect( cannonField, SIGNAL(forceChanged(int)),
force, SLOT(setValue(int)) );
TQPushButton *shoot = new TQPushButton( "&Shoot", this, "shoot" );
shoot->setFont( TQFont( "Times", 18, TQFont::Bold ) );
connect( shoot, SIGNAL(clicked()), cannonField, SLOT(shoot()) );
TQGridLayout *grid = new TQGridLayout( this, 2, 2, 10 );
grid->addWidget( quit, 0, 0 );
grid->addWidget( cannonField, 1, 1 );
grid->setColStretch( 1, 10 );
TQVBoxLayout *leftBox = new TQVBoxLayout;
grid->addLayout( leftBox, 1, 0 );
leftBox->addWidget( angle );
leftBox->addWidget( force );
TQHBoxLayout *topBox = new TQHBoxLayout;
grid->addLayout( topBox, 0, 1 );
topBox->addWidget( shoot );
topBox->addStretch( 1 );
angle->setValue( 60 );
force->setValue( 25 );
angle->setFocus();
}
int main( int argc, char **argv )
{
TQApplication::setColorSpec( TQApplication::CustomColor );
TQApplication a( argc, argv );
MyWidget w;
w.setGeometry( 100, 100, 500, 355 );
a.setMainWidget( &w );
w.show();
return a.exec();
}
|
