<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/doc/tutorial.doc:1504 --> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>t11/main.cpp Example File</title> <style type="text/css"><!-- fn { margin-left: 1cm; text-indent: -1cm; } a:link { color: #004faf; text-decoration: none } a:visited { color: #672967; text-decoration: none } body { background: #ffffff; color: black; } --></style> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr bgcolor="#E5E5E5"> <td valign=center> <a href="index.html"> <font color="#004faf">Home</font></a> | <a href="classes.html"> <font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"> <font color="#004faf">Main Classes</font></a> | <a href="annotated.html"> <font color="#004faf">Annotated</font></a> | <a href="groups.html"> <font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"> <font color="#004faf">Functions</font></a> </td> <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>t11/main.cpp Example File</h1> <pre>/**************************************************************** ** ** TQt tutorial 11 ** ****************************************************************/ #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="f66"></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>()), tqApp, SLOT(<a href="ntqapplication.html#quit">quit</a>()) ); 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" ); <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>(); } </pre><!-- eof --> <p><address><hr><div align=center> <table width=100% cellspacing=0 border=0><tr> <td>Copyright © 2007 <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> <td align=right><div align=right>TQt 3.3.8</div> </table></div></address></body> </html>