| [190] | 1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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| 2 | <!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/doc/tutorial.doc:1151 -->
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| 3 | <html>
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| 4 | <head>
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| 5 | <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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| 6 | <title>t9/main.cpp Example File</title>
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| 7 | <style type="text/css"><!--
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| 8 | fn { margin-left: 1cm; text-indent: -1cm; }
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| 9 | a:link { color: #004faf; text-decoration: none }
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| 10 | a:visited { color: #672967; text-decoration: none }
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| 11 | body { background: #ffffff; color: black; }
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| 12 | --></style>
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| 13 | </head>
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| 14 | <body>
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| 15 |
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| 16 | <table border="0" cellpadding="0" cellspacing="0" width="100%">
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| 17 | <tr bgcolor="#E5E5E5">
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| 18 | <td valign=center>
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| 19 | <a href="index.html">
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| 20 | <font color="#004faf">Home</font></a>
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| 22 | <font color="#004faf">All Classes</font></a>
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| 24 | <font color="#004faf">Main Classes</font></a>
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| 26 | <font color="#004faf">Annotated</font></a>
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| 28 | <font color="#004faf">Grouped Classes</font></a>
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| 29 | | <a href="functions.html">
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| 30 | <font color="#004faf">Functions</font></a>
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| 31 | </td>
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| 32 | <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>t9/main.cpp Example File</h1>
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| 33 |
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| 34 |
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| 35 | <pre>/****************************************************************
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| 36 | **
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| 37 | ** Qt tutorial 9
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| 38 | **
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| 39 | ****************************************************************/
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| 40 |
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| 41 | #include <<a href="qapplication-h.html">qapplication.h</a>>
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| 42 | #include <<a href="qpushbutton-h.html">qpushbutton.h</a>>
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| 43 | #include <<a href="qlcdnumber-h.html">qlcdnumber.h</a>>
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| 44 | #include <<a href="qfont-h.html">qfont.h</a>>
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| 45 | #include <<a href="qlayout-h.html">qlayout.h</a>>
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| 46 |
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| 47 | #include "lcdrange.h"
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| 48 | #include "cannon.h"
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| 49 |
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| 50 |
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| 51 | class MyWidget: public <a href="qwidget.html">QWidget</a>
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| 52 | {
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| 53 | public:
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| 54 | MyWidget( <a href="qwidget.html">QWidget</a> *parent=0, const char *name=0 );
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| 55 | };
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| 56 |
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| 57 |
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| 58 | <a name="f43"></a>MyWidget::MyWidget( <a href="qwidget.html">QWidget</a> *parent, const char *name )
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| 59 | : <a href="qwidget.html">QWidget</a>( parent, name )
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| 60 | {
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| 61 | <a href="qpushbutton.html">QPushButton</a> *quit = new <a href="qpushbutton.html">QPushButton</a>( "&Quit", this, "quit" );
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| 62 | quit-><a href="qwidget.html#setFont">setFont</a>( QFont( "Times", 18, QFont::Bold ) );
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| 63 |
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| 64 | <a href="qobject.html#connect">connect</a>( quit, SIGNAL(<a href="qbutton.html#clicked">clicked</a>()), qApp, SLOT(<a href="qapplication.html#quit">quit</a>()) );
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| 65 |
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| 66 | LCDRange *angle = new LCDRange( this, "angle" );
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| 67 | angle->setRange( 5, 70 );
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| 68 |
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| 69 | CannonField *cannonField = new CannonField( this, "cannonField" );
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| 70 |
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| 71 | <a href="qobject.html#connect">connect</a>( angle, SIGNAL(valueChanged(int)),
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| 72 | cannonField, SLOT(setAngle(int)) );
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| 73 | <a href="qobject.html#connect">connect</a>( cannonField, SIGNAL(angleChanged(int)),
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| 74 | angle, SLOT(setValue(int)) );
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| 75 |
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| 76 | <a href="qgridlayout.html">QGridLayout</a> *grid = new <a href="qgridlayout.html">QGridLayout</a>( this, 2, 2, 10 );
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| 77 | grid-><a href="qgridlayout.html#addWidget">addWidget</a>( quit, 0, 0 );
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| 78 | grid-><a href="qgridlayout.html#addWidget">addWidget</a>( angle, 1, 0, Qt::AlignTop );
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| 79 | grid-><a href="qgridlayout.html#addWidget">addWidget</a>( cannonField, 1, 1 );
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| 80 | grid-><a href="qgridlayout.html#setColStretch">setColStretch</a>( 1, 10 );
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| 81 |
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| 82 | angle->setValue( 60 );
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| 83 | angle-><a href="qwidget.html#setFocus">setFocus</a>();
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| 84 | }
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| 85 |
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| 86 | int main( int argc, char **argv )
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| 87 | {
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| 88 | QApplication::<a href="qapplication.html#setColorSpec">setColorSpec</a>( QApplication::CustomColor );
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| 89 | <a href="qapplication.html">QApplication</a> a( argc, argv );
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| 90 |
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| 91 | MyWidget w;
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| 92 | w.<a href="qwidget.html#setGeometry">setGeometry</a>( 100, 100, 500, 355 );
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| 93 | a.<a href="qapplication.html#setMainWidget">setMainWidget</a>( &w );
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| 94 | w.<a href="qwidget.html#show">show</a>();
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| 95 | return a.<a href="qapplication.html#exec">exec</a>();
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| 96 | }
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| 97 | </pre><!-- eof -->
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| 98 | <p><address><hr><div align=center>
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| 99 | <table width=100% cellspacing=0 border=0><tr>
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| 100 | <td>Copyright © 2007
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| 101 | <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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| 102 | <td align=right><div align=right>Qt 3.3.8</div>
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| 103 | </table></div></address></body>
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| 104 | </html>
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