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<title>Using the Motif Event Loop</title>
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Using the Motif Event Loop</h1>

 
<p> 
<p> 
<p> <hr>
<p> Header
<p> <pre>#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include &lt;<a href="qmainwindow-h.html">qmainwindow.h</a>&gt;


class QMotifWidget;

class MainWindow : public <a href="qmainwindow.html">QMainWindow</a>
{
public:
    MainWindow();

private:
    <a href="qmotifwidget.html">QMotifWidget</a> *customwidget;
};

#endif // MAINWINDOW_H
</pre>

<p> <hr>
<p> Implementation:
<p> <pre>#include "mainwindow.h"

#include &lt;<a href="qapplication-h.html">qapplication.h</a>&gt;
#include &lt;<a href="qmotif-h.html">qmotif.h</a>&gt;


int main( int argc, char **argv )
{
    XtSetLanguageProc( NULL, NULL, NULL );

    <a href="qmotif.html">QMotif</a> integrator( "customwidget" );
    <a href="qapplication.html">QApplication</a> app( argc, argv );

    MainWindow mainwindow;
    app.<a href="qapplication.html#setMainWidget">setMainWidget</a>( &amp;mainwindow );
    mainwindow.<a href="qwidget.html#show">show</a>();

    return app.<a href="qapplication.html#exec">exec</a>();
}
</pre>

<p> <pre>#include "mainwindow.h"

#include &lt;<a href="qapplication-h.html">qapplication.h</a>&gt;
#include &lt;<a href="qmenubar-h.html">qmenubar.h</a>&gt;
#include &lt;<a href="qpopupmenu-h.html">qpopupmenu.h</a>&gt;
#include &lt;<a href="qstatusbar-h.html">qstatusbar.h</a>&gt;

#include &lt;<a href="qmotifwidget-h.html">qmotifwidget.h</a>&gt;

#include &lt;Xm/Form.h&gt;
#include &lt;Xm/PushB.h&gt;
#include &lt;Xm/Text.h&gt;


<a name="f638"></a>MainWindow::MainWindow()
    : <a href="qmainwindow.html">QMainWindow</a>( 0, "mainwindow" )
{
    <a href="qpopupmenu.html">QPopupMenu</a> *filemenu = new <a href="qpopupmenu.html">QPopupMenu</a>( this );
    filemenu-&gt;<a href="qmenudata.html#insertItem">insertItem</a>( <a href="qobject.html#tr">tr</a>("&amp;Quit"), qApp, SLOT(<a href="qapplication.html#quit">quit</a>()) );

    <a href="qmainwindow.html#menuBar">menuBar</a>()-&gt;insertItem( <a href="qobject.html#tr">tr</a>("&amp;File"), filemenu );
    <a href="qmainwindow.html#statusBar">statusBar</a>()-&gt;message( <a href="qobject.html#tr">tr</a>("This is a QMainWindow with an XmText widget.") );

    customwidget =
        new <a href="qmotifwidget.html">QMotifWidget</a>( this, xmFormWidgetClass, NULL, 0, "form" );

    XmString str;
    Arg args[6];

    str = XmStringCreateLocalized( "Push Button (XmPushButton)" );
    XtSetArg( args[0], XmNlabelString, str );
    XtSetArg( args[1], XmNleftAttachment, XmATTACH_FORM );
    XtSetArg( args[2], XmNrightAttachment, XmATTACH_FORM );
    XtSetArg( args[3], XmNbottomAttachment, XmATTACH_FORM );
    Widget button =
        XmCreatePushButton( customwidget-&gt;motifWidget(), "Push Button", args, 4 );
    XmStringFree( str );

    XtSetArg( args[0], XmNeditMode, XmMULTI_LINE_EDIT );
    XtSetArg( args[1], XmNleftAttachment, XmATTACH_FORM );
    XtSetArg( args[2], XmNrightAttachment, XmATTACH_FORM );
    XtSetArg( args[3], XmNtopAttachment, XmATTACH_FORM );
    XtSetArg( args[4], XmNbottomAttachment, XmATTACH_WIDGET );
    XtSetArg( args[5], XmNbottomWidget, button );
    Widget texteditor =
        XmCreateScrolledText( customwidget-&gt;motifWidget(), "Text Editor", args, 6 );

    XtManageChild( texteditor );
    XtManageChild( button );

    <a href="qmainwindow.html#setCentralWidget">setCentralWidget</a>( customwidget );

    <a href="qwidget.html#resize">resize</a>( 400, 600 );
}

</pre>

<p> <p>See also <a href="motif-examples.html">QMotif Support Extension</a>.

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