qt3-doc 3:3.3.8-b-8ubuntu3 / usr / share / qt3 / doc / html / biff-example.html

This file is indexed.

/usr/share/qt3/doc/html/biff-example.html is in qt3-doc 3:3.3.8-b-8ubuntu3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below. 

  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
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
<!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/examples/biff/biff.doc:4 -->
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Biff (UNIX only)</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&nbsp;Classes</font></a>
 | <a href="mainclasses.html">
<font color="#004faf">Main&nbsp;Classes</font></a>
 | <a href="annotated.html">
<font color="#004faf">Annotated</font></a>
 | <a href="groups.html">
<font color="#004faf">Grouped&nbsp;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>Biff (UNIX only)</h1>

   
<p> 
Biff is a simple graphical program to indicate whether there is new
mail; it looks exactly like xbiff but is much shorter.
<p> <hr>
<p> Header file:
<p> <pre>/****************************************************************************
** $Id: qt/biff.h   3.3.8   edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

#ifndef BIFF_H
#define BIFF_H

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


class Biff : public <a href="qwidget.html">QWidget</a>
{
    <a href="metaobjects.html#Q_OBJECT">Q_OBJECT</a>
public:
    Biff( <a href="qwidget.html">QWidget</a> *parent=0, const char *name=0 );

protected:
    void        timerEvent( <a href="qtimerevent.html">QTimerEvent</a> * );
    void        paintEvent( <a href="qpaintevent.html">QPaintEvent</a> * );
    void        mousePressEvent( <a href="qmouseevent.html">QMouseEvent</a> * );

private:
    <a href="qdatetime.html">QDateTime</a>   lastModified;
    <a href="qpixmap.html">QPixmap</a>     hasNewMail;
    <a href="qpixmap.html">QPixmap</a>     noNewMail;
    <a href="qstring.html">QString</a>     mailbox;
    bool        gotMail;
};


#endif // BIFF_H
</pre>

<p> <hr>
<p> <em>biff.cpp</em> implements this custom widget.  Note in particular
how two images (<em>hasmail_bmp_data</em> and <em>nomail_bmp_data</em>, both from
<em>bmp.cpp</em>) are included into the executable.
<p> <pre>/****************************************************************************
** $Id: qt/biff.cpp   3.3.8   edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

#include "biff.h"
#include &lt;<a href="qstring-h.html">qstring.h</a>&gt;
#include &lt;<a href="qfileinfo-h.html">qfileinfo.h</a>&gt;
#include &lt;<a href="qpainter-h.html">qpainter.h</a>&gt;

#include &lt;unistd.h&gt;
#include &lt;stdlib.h&gt;

#include "bmp.cpp"


<a name="f527"></a>Biff::Biff( <a href="qwidget.html">QWidget</a> *parent, const char *name )
    : <a href="qwidget.html">QWidget</a>( parent, name, WShowModal | WType_Dialog )
{
    <a href="qfileinfo.html">QFileInfo</a> fi = QString(getenv( "MAIL" ));
<a name="x1955"></a>    if ( !fi.<a href="qfileinfo.html#exists">exists</a>() ) {
        <a href="qstring.html">QString</a> s( "/var/spool/mail/" );
        s += getlogin();
<a name="x1958"></a>        fi.<a href="qfileinfo.html#setFile">setFile</a>( s );
    }

    if ( fi.<a href="qfileinfo.html#exists">exists</a>() ) {
<a name="x1954"></a>        mailbox = fi.<a href="qfileinfo.html#absFilePath">absFilePath</a>();
        <a href="qobject.html#startTimer">startTimer</a>( 1000 );
    }

    <a href="qwidget.html#setMinimumSize">setMinimumSize</a>( 48, 48 );
    <a href="qwidget.html#setMaximumSize">setMaximumSize</a>( 48, 48 );
    <a href="qwidget.html#resize">resize</a>( 48, 48 );

    hasNewMail.loadFromData( hasmail_bmp_data, hasmail_bmp_len );
    noNewMail.loadFromData( nomail_bmp_data, nomail_bmp_len );

    gotMail = FALSE;
<a name="x1956"></a>    lastModified = fi.<a href="qfileinfo.html#lastModified">lastModified</a>();
}


<a name="x1959"></a>void Biff::<a href="qobject.html#timerEvent">timerEvent</a>( <a href="qtimerevent.html">QTimerEvent</a> * )
{
    <a href="qfileinfo.html">QFileInfo</a> fi( mailbox );
    bool newState = ( fi.<a href="qfileinfo.html#lastModified">lastModified</a>() != lastModified &amp;&amp;
<a name="x1957"></a>                      fi.<a href="qfileinfo.html#lastModified">lastModified</a>() &gt; fi.<a href="qfileinfo.html#lastRead">lastRead</a>() );
    if ( newState != gotMail ) {
        if ( gotMail )
            lastModified = fi.<a href="qfileinfo.html#lastModified">lastModified</a>();
        gotMail = newState;
        <a href="qwidget.html#repaint">repaint</a>( FALSE );
    }
}


void Biff::<a href="qwidget.html#paintEvent">paintEvent</a>( <a href="qpaintevent.html">QPaintEvent</a> * )
{
    if ( gotMail )
        <a href="qimage.html#bitBlt">bitBlt</a>( this, 0, 0, &amp;hasNewMail );
    else
        <a href="qimage.html#bitBlt">bitBlt</a>( this, 0, 0, &amp;noNewMail );
}


<a name="x1960"></a>void Biff::<a href="qwidget.html#mousePressEvent">mousePressEvent</a>( <a href="qmouseevent.html">QMouseEvent</a> * )
{
    <a href="qfileinfo.html">QFileInfo</a> fi( mailbox );
    lastModified = fi.<a href="qfileinfo.html#lastModified">lastModified</a>();
}
</pre>

<p> <hr>
<p> Main:
<p> <pre>/****************************************************************************
** $Id: qt/main.cpp   3.3.8   edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

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


int main( int argc, char ** argv )
{
    <a href="qapplication.html">QApplication</a> a( argc, argv );
    Biff b;
    a.<a href="qapplication.html#setMainWidget">setMainWidget</a>( &amp;b );
    b.<a href="qwidget.html#show">show</a>();
    return a.<a href="qapplication.html#exec">exec</a>();
}
</pre>

<p>See also <a href="examples.html">Examples</a>.

<!-- eof -->
<p><address><hr><div align=center>
<table width=100% cellspacing=0 border=0><tr>
<td>Copyright &copy; 2007
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
<td align=right><div align=right>Qt 3.3.8</div>
</table></div></address></body>
</html>

APT Browse - Built by Thomas Orozco.