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| author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
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| committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
| commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
| tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/qintvalidator.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
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| -rw-r--r-- | doc/html/qintvalidator.html | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/doc/html/qintvalidator.html b/doc/html/qintvalidator.html new file mode 100644 index 0000000..9b3392f --- /dev/null +++ b/doc/html/qintvalidator.html @@ -0,0 +1,176 @@ +<!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/src/widgets/qvalidator.cpp:181 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>QIntValidator Class</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>QIntValidator Class Reference</h1> + +<p>The QIntValidator class provides a validator which ensures +that a string contains a valid integer within a specified range. +<a href="#details">More...</a> +<p><tt>#include <<a href="qvalidator-h.html">qvalidator.h</a>></tt> +<p>Inherits <a href="qvalidator.html">QValidator</a>. +<p><a href="qintvalidator-members.html">List of all member functions.</a> +<h2>Public Members</h2> +<ul> +<li class=fn><a href="#QIntValidator"><b>QIntValidator</b></a> ( QObject * parent, const char * name = 0 )</li> +<li class=fn><a href="#QIntValidator-2"><b>QIntValidator</b></a> ( int minimum, int maximum, QObject * parent, const char * name = 0 )</li> +<li class=fn><a href="#~QIntValidator"><b>~QIntValidator</b></a> ()</li> +<li class=fn>virtual QValidator::State <a href="#validate"><b>validate</b></a> ( QString & input, int & ) const</li> +<li class=fn>void <a href="#setBottom"><b>setBottom</b></a> ( int )</li> +<li class=fn>void <a href="#setTop"><b>setTop</b></a> ( int )</li> +<li class=fn>virtual void <a href="#setRange"><b>setRange</b></a> ( int bottom, int top )</li> +<li class=fn>int <a href="#bottom"><b>bottom</b></a> () const</li> +<li class=fn>int <a href="#top"><b>top</b></a> () const</li> +</ul> +<h2>Properties</h2> +<ul> +<li class=fn>int <a href="#bottom-prop"><b>bottom</b></a> - the validator's lowest acceptable value</li> +<li class=fn>int <a href="#top-prop"><b>top</b></a> - the validator's highest acceptable value</li> +</ul> +<hr><a name="details"></a><h2>Detailed Description</h2> + + +The QIntValidator class provides a validator which ensures +that a string contains a valid integer within a specified range. +<p> +<p> Example of use: +<p> <pre> + <a href="qvalidator.html">QValidator</a>* validator = new QIntValidator( 100, 999, this ); + <a href="qlineedit.html">QLineEdit</a>* edit = new <a href="qlineedit.html">QLineEdit</a>( this ); + + // the edit lineedit will only accept integers between 100 and 999 + edit-><a href="qlineedit.html#setValidator">setValidator</a>( validator ); + </pre> + +<p> Below we present some examples of validators. In practice they would +normally be associated with a widget as in the example above. +<p> <pre> + <a href="qstring.html">QString</a> str; + int pos = 0; + QIntValidator v( 100, 999, this ); + + str = "1"; + v.<a href="#validate">validate</a>( str, pos ); // returns Intermediate + str = "12"; + v.<a href="#validate">validate</a>( str, pos ); // returns Intermediate + + str = "123"; + v.<a href="#validate">validate</a>( str, pos ); // returns Acceptable + str = "678"; + v.<a href="#validate">validate</a>( str, pos ); // returns Acceptable + + str = "1234"; + v.<a href="#validate">validate</a>( str, pos ); // returns Invalid + str = "-123"; + v.<a href="#validate">validate</a>( str, pos ); // returns Invalid + str = "abc"; + v.<a href="#validate">validate</a>( str, pos ); // returns Invalid + str = "12cm"; + v.<a href="#validate">validate</a>( str, pos ); // returns Invalid + </pre> + +<p> The minimum and maximum values are set in one call with <a href="#setRange">setRange</a>() +or individually with <a href="#setBottom">setBottom</a>() and <a href="#setTop">setTop</a>(). +<p> <p>See also <a href="qdoublevalidator.html">QDoubleValidator</a>, <a href="qregexpvalidator.html">QRegExpValidator</a>, and <a href="misc.html">Miscellaneous Classes</a>. + +<hr><h2>Member Function Documentation</h2> +<h3 class=fn><a name="QIntValidator"></a>QIntValidator::QIntValidator ( <a href="qobject.html">QObject</a> * parent, const char * name = 0 ) +</h3> +Constructs a validator called <em>name</em> with parent <em>parent</em>, that +accepts all integers. + +<h3 class=fn><a name="QIntValidator-2"></a>QIntValidator::QIntValidator ( int minimum, int maximum, <a href="qobject.html">QObject</a> * parent, const char * name = 0 ) +</h3> +Constructs a validator called <em>name</em> with parent <em>parent</em>, that +accepts integers from <em>minimum</em> to <em>maximum</em> inclusive. + +<h3 class=fn><a name="~QIntValidator"></a>QIntValidator::~QIntValidator () +</h3> +Destroys the validator, freeing any resources allocated. + +<h3 class=fn>int <a name="bottom"></a>QIntValidator::bottom () const +</h3><p>Returns the validator's lowest acceptable value. +See the <a href="qintvalidator.html#bottom-prop">"bottom"</a> property for details. +<h3 class=fn>void <a name="setBottom"></a>QIntValidator::setBottom ( int ) +</h3><p>Sets the validator's lowest acceptable value. +See the <a href="qintvalidator.html#bottom-prop">"bottom"</a> property for details. +<h3 class=fn>void <a name="setRange"></a>QIntValidator::setRange ( int bottom, int top )<tt> [virtual]</tt> +</h3> +Sets the range of the validator to only accept integers between <em>bottom</em> and <em>top</em> inclusive. + +<h3 class=fn>void <a name="setTop"></a>QIntValidator::setTop ( int ) +</h3><p>Sets the validator's highest acceptable value. +See the <a href="qintvalidator.html#top-prop">"top"</a> property for details. +<h3 class=fn>int <a name="top"></a>QIntValidator::top () const +</h3><p>Returns the validator's highest acceptable value. +See the <a href="qintvalidator.html#top-prop">"top"</a> property for details. +<h3 class=fn><a href="qvalidator.html#State-enum">QValidator::State</a> <a name="validate"></a>QIntValidator::validate ( <a href="qstring.html">QString</a> & input, int & ) const<tt> [virtual]</tt> +</h3> +Returns <a href="qvalidator.html#State-enum">Acceptable</a> if the <em>input</em> is an integer within the +valid range, <a href="qvalidator.html#State-enum">Intermediate</a> if the <em>input</em> is an integer outside +the valid range and <a href="qvalidator.html#State-enum">Invalid</a> if the <em>input</em> is not an integer. +<p> Note: If the valid range consists of just positive integers (e.g. 32 - 100) +and <em>input</em> is a negative integer then Invalid is returned. +<p> <pre> + int pos = 0; + s = "abc"; + v.validate( s, pos ); // returns Invalid + + s = "5"; + v.validate( s, pos ); // returns Intermediate + + s = "50"; + v.validate( s, pos ); // returns Valid + </pre> + + +<p>Reimplemented from <a href="qvalidator.html#validate">QValidator</a>. +<hr><h2>Property Documentation</h2> +<h3 class=fn>int <a name="bottom-prop"></a>bottom</h3> +<p>This property holds the validator's lowest acceptable value. +<p>Set this property's value with <a href="#setBottom">setBottom</a>() and get this property's value with <a href="#bottom">bottom</a>(). +<p><p>See also <a href="#setRange">setRange</a>(). + +<h3 class=fn>int <a name="top-prop"></a>top</h3> +<p>This property holds the validator's highest acceptable value. +<p>Set this property's value with <a href="#setTop">setTop</a>() and get this property's value with <a href="#top">top</a>(). +<p><p>See also <a href="#setRange">setRange</a>(). + +<!-- eof --> +<hr><p> +This file is part of the <a href="index.html">Qt toolkit</a>. +Copyright © 1995-2007 +<a href="http://www.trolltech.com/">Trolltech</a>. 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