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  <title>Qt 4.8: Qt 3 Support Members for QLineEdit</title>
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    <a href="index.html" class="qtref"><span>Qt Reference Documentation</span></a>
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<h1 class="title">Qt 3 Support Members for QLineEdit</h1>
<p><b>The following class members are part of the <a href="qt3support.html">Qt 3 support layer</a>.</b> They are provided to help you port old code to Qt 4. We advise against using them in new code.</p>
<p><ul><li><a href="qlineedit.html">QLineEdit class reference</a></li></ul></p>
<h2>Public Functions</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#QLineEdit-3">QLineEdit</a></b> ( QWidget * <i>parent</i>, const char * <i>name</i> )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#QLineEdit-4">QLineEdit</a></b> ( const QString &amp; <i>contents</i>, QWidget * <i>parent</i>, const char * <i>name</i> )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#QLineEdit-5">QLineEdit</a></b> ( const QString &amp; <i>contents</i>, const QString &amp; <i>inputMask</i>, QWidget * <i>parent</i> = 0, const char * <i>name</i> = 0 )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#characterAt">characterAt</a></b> ( int <i>xpos</i>, QChar * <i>chr</i> ) const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#clearModified">clearModified</a></b> ()</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#clearValidator">clearValidator</a></b> ()</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#cursorLeft">cursorLeft</a></b> ( bool <i>mark</i>, int <i>steps</i> = 1 )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#cursorRight">cursorRight</a></b> ( bool <i>mark</i>, int <i>steps</i> = 1 )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#edited">edited</a></b> () const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#frame">frame</a></b> () const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#getSelection">getSelection</a></b> ( int * <i>start</i>, int * <i>end</i> )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#hasMarkedText">hasMarkedText</a></b> () const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#margin">margin</a></b> () const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> QString </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#markedText">markedText</a></b> () const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#setEdited">setEdited</a></b> ( bool <i>on</i> )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#setMargin">setMargin</a></b> ( int <i>margin</i> )</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#validateAndSet">validateAndSet</a></b> ( const QString &amp; <i>newText</i>, int <i>newPos</i>, int <i>newMarkAnchor</i>, int <i>newMarkDrag</i> )</td></tr>
</table>
<ul>
<li class="fn">60 public functions inherited from <a href="qwidget.html#public-functions">QWidget</a></li>
<li class="fn">8 public functions inherited from <a href="qobject.html#public-functions">QObject</a></li>
<li class="fn">8 public functions inherited from <a href="qpaintdevice.html#public-functions">QPaintDevice</a></li>
</ul>
<h2>Signals</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#lostFocus">lostFocus</a></b> ()</td></tr>
</table>
<h2>Protected Functions</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qlineedit-qt3.html#repaintArea">repaintArea</a></b> ( int <i>a</i>, int <i>b</i> )</td></tr>
</table>
<ul>
<li class="fn">1 protected function inherited from <a href="qobject.html#protected-functions">QObject</a></li>
</ul>
<h2>Member Function Documentation</h2>
<!-- $$$QLineEdit$$$QLineEditQWidget*constchar* -->
<h3 class="fn"><a name="QLineEdit-3"></a>QLineEdit::<span class="name">QLineEdit</span> ( <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>parent</i>, const <span class="type">char</span> * <i>name</i> )</h3>
<p>Constructs a line edit with no text.</p>
<p>The maximum text length is set to 32767 characters.</p>
<p>The <i>parent</i> and <i>name</i> arguments are sent to the <a href="qwidget.html">QWidget</a> constructor.</p>
<p><b>See also </b><a href="qlineedit.html#text-prop">setText</a>() and <a href="qlineedit.html#maxLength-prop">setMaxLength</a>().</p>
<!-- @@@QLineEdit -->
<!-- $$$QLineEdit$$$QLineEditconstQString&QWidget*constchar* -->
<h3 class="fn"><a name="QLineEdit-4"></a>QLineEdit::<span class="name">QLineEdit</span> ( const <span class="type"><a href="qstring.html">QString</a></span> &amp; <i>contents</i>, <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>parent</i>, const <span class="type">char</span> * <i>name</i> )</h3>
<p>Constructs a line edit containing the text <i>contents</i>.</p>
<p>The cursor position is set to the end of the line and the maximum text length to 32767 characters.</p>
<p>The <i>parent</i> and <i>name</i> arguments are sent to the <a href="qwidget.html">QWidget</a> constructor.</p>
<p><b>See also </b><a href="qlineedit.html#text-prop">text</a>() and <a href="qlineedit.html#maxLength-prop">setMaxLength</a>().</p>
<!-- @@@QLineEdit -->
<!-- $$$QLineEdit$$$QLineEditconstQString&constQString&QWidget*constchar* -->
<h3 class="fn"><a name="QLineEdit-5"></a>QLineEdit::<span class="name">QLineEdit</span> ( const <span class="type"><a href="qstring.html">QString</a></span> &amp; <i>contents</i>, const <span class="type"><a href="qstring.html">QString</a></span> &amp; <i>inputMask</i>, <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>parent</i> = 0, const <span class="type">char</span> * <i>name</i> = 0 )</h3>
<p>Constructs a line edit with an input <i>inputMask</i> and the text <i>contents</i>.</p>
<p>The cursor position is set to the end of the line and the maximum text length is set to the length of the mask (the number of mask characters and separators).</p>
<p>The <i>parent</i> and <i>name</i> arguments are sent to the <a href="qwidget.html">QWidget</a> constructor.</p>
<p><b>See also </b><a href="qwidget.html#setMask">setMask</a>() and <a href="qlineedit.html#text-prop">text</a>().</p>
<!-- @@@QLineEdit -->
<!-- $$$characterAt[overload1]$$$characterAtintQChar* -->
<h3 class="fn"><a name="characterAt"></a><span class="type">int</span> QLineEdit::<span class="name">characterAt</span> ( <span class="type">int</span> <i>xpos</i>, <span class="type"><a href="qchar.html">QChar</a></span> * <i>chr</i> ) const</h3>
<p>There exists no equivalent functionality in Qt 4.</p>
<!-- @@@characterAt -->
<!-- $$$clearModified[overload1]$$$clearModified -->
<h3 class="fn"><a name="clearModified"></a><span class="type">void</span> QLineEdit::<span class="name">clearModified</span> ()</h3>
<p>Use setModified(false) instead.</p>
<p><b>See also </b><a href="qlineedit.html#modified-prop">isModified</a>().</p>
<!-- @@@clearModified -->
<!-- $$$clearValidator[overload1]$$$clearValidator -->
<h3 class="fn"><a name="clearValidator"></a><span class="type">void</span> QLineEdit::<span class="name">clearValidator</span> ()</h3>
<p>Use setValidator(0) instead.</p>
<!-- @@@clearValidator -->
<!-- $$$cursorLeft[overload1]$$$cursorLeftboolint -->
<h3 class="fn"><a name="cursorLeft"></a><span class="type">void</span> QLineEdit::<span class="name">cursorLeft</span> ( <span class="type">bool</span> <i>mark</i>, <span class="type">int</span> <i>steps</i> = 1 )</h3>
<p>Use <a href="qlineedit.html#cursorForward">cursorForward</a>() with a negative number of steps instead. For example, cursorForward(mark, -steps).</p>
<!-- @@@cursorLeft -->
<!-- $$$cursorRight[overload1]$$$cursorRightboolint -->
<h3 class="fn"><a name="cursorRight"></a><span class="type">void</span> QLineEdit::<span class="name">cursorRight</span> ( <span class="type">bool</span> <i>mark</i>, <span class="type">int</span> <i>steps</i> = 1 )</h3>
<p>Use <a href="qlineedit.html#cursorForward">cursorForward</a>() instead.</p>
<!-- @@@cursorRight -->
<!-- $$$edited[overload1]$$$edited -->
<h3 class="fn"><a name="edited"></a><span class="type">bool</span> QLineEdit::<span class="name">edited</span> () const</h3>
<p>Use <a href="qlineedit.html#modified-prop">isModified</a>() instead.</p>
<p><b>See also </b><a href="qlineedit-qt3.html#setEdited">setEdited</a>().</p>
<!-- @@@edited -->
<!-- $$$frame[overload1]$$$frame -->
<h3 class="fn"><a name="frame"></a><span class="type">bool</span> QLineEdit::<span class="name">frame</span> () const</h3>
<p>Use <a href="qlineedit.html#frame-prop">hasFrame</a>() instead.</p>
<p><b>See also </b><a href="qlineedit.html#frame-prop">setFrame</a>().</p>
<!-- @@@frame -->
<!-- $$$getSelection[overload1]$$$getSelectionint*int* -->
<h3 class="fn"><a name="getSelection"></a><span class="type">bool</span> QLineEdit::<span class="name">getSelection</span> ( <span class="type">int</span> * <i>start</i>, <span class="type">int</span> * <i>end</i> )</h3>
<p>Use <a href="qlineedit.html#selectedText-prop">selectedText</a>() and <a href="qlineedit.html#selectionStart">selectionStart</a>() instead.</p>
<!-- @@@getSelection -->
<!-- $$$hasMarkedText[overload1]$$$hasMarkedText -->
<h3 class="fn"><a name="hasMarkedText"></a><span class="type">bool</span> QLineEdit::<span class="name">hasMarkedText</span> () const</h3>
<p>Use <a href="qlineedit.html#hasSelectedText-prop">hasSelectedText</a>() instead.</p>
<!-- @@@hasMarkedText -->
<!-- $$$lostFocus[overload1]$$$lostFocus -->
<h3 class="fn"><a name="lostFocus"></a><span class="type">void</span> QLineEdit::<span class="name">lostFocus</span> ()<tt> [signal]</tt></h3>
<p>This signal is emitted when the line edit has lost focus.</p>
<p>Use <a href="qlineedit.html#editingFinished">editingFinished</a>() instead</p>
<p><b>See also </b><a href="qlineedit.html#editingFinished">editingFinished</a>() and <a href="qlineedit.html#returnPressed">returnPressed</a>().</p>
<!-- @@@lostFocus -->
<!-- $$$margin[overload1]$$$margin -->
<h3 class="fn"><a name="margin"></a><span class="type">int</span> QLineEdit::<span class="name">margin</span> () const</h3>
<p>Returns the width of the margin around the contents of the widget.</p>
<p>Use <a href="qwidget.html#getContentsMargins">QWidget::getContentsMargins</a>() instead.</p>
<p><b>See also </b><a href="qlineedit-qt3.html#setMargin">setMargin</a>() and <a href="qwidget.html#getContentsMargins">QWidget::getContentsMargins</a>().</p>
<!-- @@@margin -->
<!-- $$$markedText[overload1]$$$markedText -->
<h3 class="fn"><a name="markedText"></a><span class="type"><a href="qstring.html">QString</a></span> QLineEdit::<span class="name">markedText</span> () const</h3>
<p>Use <a href="qlineedit.html#selectedText-prop">selectedText</a>() instead.</p>
<!-- @@@markedText -->
<!-- $$$repaintArea[overload1]$$$repaintAreaintint -->
<h3 class="fn"><a name="repaintArea"></a><span class="type">void</span> QLineEdit::<span class="name">repaintArea</span> ( <span class="type">int</span> <i>a</i>, <span class="type">int</span> <i>b</i> )<tt> [protected]</tt></h3>
<p>Use <a href="qwidget.html#update">update</a>() instead.</p>
<!-- @@@repaintArea -->
<!-- $$$setEdited[overload1]$$$setEditedbool -->
<h3 class="fn"><a name="setEdited"></a><span class="type">void</span> QLineEdit::<span class="name">setEdited</span> ( <span class="type">bool</span> <i>on</i> )</h3>
<p>Use <a href="qlineedit.html#modified-prop">setModified</a>() or <a href="qlineedit.html#text-prop">setText</a>().</p>
<p><b>See also </b><a href="qlineedit-qt3.html#edited">edited</a>().</p>
<!-- @@@setEdited -->
<!-- $$$setMargin[overload1]$$$setMarginint -->
<h3 class="fn"><a name="setMargin"></a><span class="type">void</span> QLineEdit::<span class="name">setMargin</span> ( <span class="type">int</span> <i>margin</i> )</h3>
<p>Sets the width of the margin around the contents of the widget to <i>margin</i>.</p>
<p>Use <a href="qwidget.html#setContentsMargins">QWidget::setContentsMargins</a>() instead.</p>
<p><b>See also </b><a href="qlineedit-qt3.html#margin">margin</a>() and <a href="qwidget.html#setContentsMargins">QWidget::setContentsMargins</a>().</p>
<!-- @@@setMargin -->
<!-- $$$validateAndSet[overload1]$$$validateAndSetconstQString&intintint -->
<h3 class="fn"><a name="validateAndSet"></a><span class="type">bool</span> QLineEdit::<span class="name">validateAndSet</span> ( const <span class="type"><a href="qstring.html">QString</a></span> &amp; <i>newText</i>, <span class="type">int</span> <i>newPos</i>, <span class="type">int</span> <i>newMarkAnchor</i>, <span class="type">int</span> <i>newMarkDrag</i> )</h3>
<p>Use <a href="qlineedit.html#text-prop">setText</a>(), <a href="qlineedit.html#cursorPosition-prop">setCursorPosition</a>() and <a href="qlineedit.html#setSelection">setSelection</a>() instead.</p>
<!-- @@@validateAndSet -->
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