<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- q3dragobject.cpp --> <title>Qt 4.8: Q3TextDrag Class Reference</title> <link rel="stylesheet" type="text/css" href="style/style.css" /> <script src="scripts/jquery.js" type="text/javascript"></script> <script src="scripts/functions.js" type="text/javascript"></script> <link rel="stylesheet" type="text/css" href="style/superfish.css" /> <link rel="stylesheet" type="text/css" href="style/narrow.css" /> <!--[if IE]> <meta name="MSSmartTagsPreventParsing" content="true"> <meta http-equiv="imagetoolbar" content="no"> <![endif]--> <!--[if lt IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie6.css"> <![endif]--> <!--[if IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie7.css"> <![endif]--> <!--[if IE 8]> <link rel="stylesheet" type="text/css" href="style/style_ie8.css"> <![endif]--> <script src="scripts/superfish.js" type="text/javascript"></script> <script src="scripts/narrow.js" type="text/javascript"></script> </head> <body class="" onload="CheckEmptyAndLoadList();"> <div class="header" id="qtdocheader"> <div class="content"> <div id="nav-logo"> <a href="index.html">Home</a></div> <a href="index.html" class="qtref"><span>Qt Reference Documentation</span></a> <div id="narrowsearch"></div> <div id="nav-topright"> <ul> <li class="nav-topright-home"><a href="http://qt.digia.com/">Qt HOME</a></li> <li class="nav-topright-dev"><a href="http://qt-project.org/">DEV</a></li> <li class="nav-topright-doc nav-topright-doc-active"><a href="http://qt-project.org/doc/"> DOC</a></li> <li class="nav-topright-blog"><a href="http://blog.qt.digia.com/">BLOG</a></li> </ul> </div> <div id="shortCut"> <ul> <li class="shortCut-topleft-inactive"><span><a href="index.html">Qt 4.8</a></span></li> <li class="shortCut-topleft-active"><a href="http://qt-project.org/doc/">ALL VERSIONS </a></li> </ul> </div> <ul class="sf-menu" id="narrowmenu"> <li><a href="#">API Lookup</a> <ul> <li><a href="classes.html">Class index</a></li> <li><a href="functions.html">Function index</a></li> <li><a href="modules.html">Modules</a></li> <li><a href="namespaces.html">Namespaces</a></li> <li><a href="qtglobal.html">Global Declarations</a></li> <li><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </li> <li><a href="#">Qt Topics</a> <ul> <li><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li><a href="supported-platforms.html">Supported Platforms</a></li> <li><a href="technology-apis.html">Qt and Key Technologies</a></li> <li><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </li> <li><a href="#">Examples</a> <ul> <li><a href="all-examples.html">Examples</a></li> <li><a href="tutorials.html">Tutorials</a></li> <li><a href="demos.html">Demos</a></li> <li><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </li> </ul> </div> </div> <div class="wrapper"> <div class="hd"> <span></span> </div> <div class="bd group"> <div class="sidebar"> <div class="searchlabel"> Search index:</div> <div class="search" id="sidebarsearch"> <form id="qtdocsearch" action="" onsubmit="return false;"> <fieldset> <input type="text" name="searchstring" id="pageType" value="" /> <div id="resultdialog"> <a href="#" id="resultclose">Close</a> <p id="resultlinks" class="all"><a href="#" id="showallresults">All</a> | <a href="#" id="showapiresults">API</a> | <a href="#" id="showarticleresults">Articles</a> | <a href="#" id="showexampleresults">Examples</a></p> <p id="searchcount" class="all"><span id="resultcount"></span><span id="apicount"></span><span id="articlecount"></span><span id="examplecount"></span> results:</p> <ul id="resultlist" class="all"> </ul> </div> </fieldset> </form> </div> <div class="box first bottombar" id="lookup"> <h2 title="API Lookup"><span></span> API Lookup</h2> <div id="list001" class="list"> <ul id="ul001" > <li class="defaultLink"><a href="classes.html">Class index</a></li> <li class="defaultLink"><a href="functions.html">Function index</a></li> <li class="defaultLink"><a href="modules.html">Modules</a></li> <li class="defaultLink"><a href="namespaces.html">Namespaces</a></li> <li class="defaultLink"><a href="qtglobal.html">Global Declarations</a></li> <li class="defaultLink"><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </div> </div> <div class="box bottombar" id="topics"> <h2 title="Qt Topics"><span></span> Qt Topics</h2> <div id="list002" class="list"> <ul id="ul002" > <li class="defaultLink"><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li class="defaultLink"><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li class="defaultLink"><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li class="defaultLink"><a href="supported-platforms.html">Supported Platforms</a></li> <li class="defaultLink"><a href="technology-apis.html">Qt and Key Technologies</a></li> <li class="defaultLink"><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </div> </div> <div class="box" id="examples"> <h2 title="Examples"><span></span> Examples</h2> <div id="list003" class="list"> <ul id="ul003"> <li class="defaultLink"><a href="all-examples.html">Examples</a></li> <li class="defaultLink"><a href="tutorials.html">Tutorials</a></li> <li class="defaultLink"><a href="demos.html">Demos</a></li> <li class="defaultLink"><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </div> </div> </div> <div class="wrap"> <div class="toolbar"> <div class="breadcrumb toolblock"> <ul> <li class="first"><a href="index.html">Home</a></li> <!-- Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li>Qt3SupportLight</li> <li>Q3TextDrag</li> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#public-functions">Public Functions</a></li> <li class="level1"><a href="#static-public-members">Static Public Members</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <h1 class="title">Q3TextDrag Class Reference</h1> <!-- $$$Q3TextDrag-brief --> <p>The Q3TextDrag class is a drag and drop object for transferring plain and Unicode text. <a href="#details">More...</a></p> <!-- @@@Q3TextDrag --> <pre class="cpp"> <span class="preprocessor">#include <Q3TextDrag></span></pre><p><b>This class is part of the Qt 3 support library.</b> It is provided to keep old source code working. We strongly advise against using it in new code. See <a href="porting4.html#qtextdrag">Porting to Qt 4</a> for more information.</p> <p><b>Inherits: </b><a href="q3dragobject.html">Q3DragObject</a>.</p> <ul> <li><a href="q3textdrag-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#Q3TextDrag">Q3TextDrag</a></b> ( const QString & <i>text</i>, QWidget * <i>dragSource</i> = 0, const char * <i>name</i> = 0 )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#Q3TextDrag-2">Q3TextDrag</a></b> ( QWidget * <i>dragSource</i> = 0, const char * <i>name</i> = 0 )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#dtor.Q3TextDrag">~Q3TextDrag</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#setSubtype">setSubtype</a></b> ( const QString & <i>subtype</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#setText">setText</a></b> ( const QString & <i>text</i> )</td></tr> </table> <a name="reimplemented-public-functions"></a> <h2>Reimplemented Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> virtual QByteArray </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#encodedData">encodedData</a></b> ( const char * <i>mime</i> ) const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual const char * </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#format">format</a></b> ( int <i>i</i> ) const</td></tr> </table> <ul> <li class="fn">9 public functions inherited from <a href="q3dragobject.html#public-functions">Q3DragObject</a></li> <li class="fn">29 public functions inherited from <a href="qobject.html#public-functions">QObject</a></li> <li class="fn">3 public functions inherited from <a href="qmimesource.html#public-functions">QMimeSource</a></li> </ul> <a name="static-public-members"></a> <h2>Static Public Members</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#canDecode">canDecode</a></b> ( const QMimeSource * <i>source</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#decode">decode</a></b> ( const QMimeSource * <i>source</i>, QString & <i>string</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3textdrag.html#decode-2">decode</a></b> ( const QMimeSource * <i>source</i>, QString & <i>string</i>, QString & <i>subtype</i> )</td></tr> </table> <ul> <li class="fn">1 static public member inherited from <a href="q3dragobject.html#static-public-members">Q3DragObject</a></li> <li class="fn">7 static public members inherited from <a href="qobject.html#static-public-members">QObject</a></li> </ul> <h3>Additional Inherited Members</h3> <ul> <li class="fn">1 property inherited from <a href="qobject.html#properties">QObject</a></li> <li class="fn">1 public slot inherited from <a href="qobject.html#public-slots">QObject</a></li> <li class="fn">1 signal inherited from <a href="qobject.html#signals">QObject</a></li> <li class="fn">1 protected function inherited from <a href="q3dragobject.html#protected-functions">Q3DragObject</a></li> <li class="fn">8 protected functions inherited from <a href="qobject.html#protected-functions">QObject</a></li> </ul> <a name="details"></a> <!-- $$$Q3TextDrag-description --> <div class="descr"> <h2>Detailed Description</h2> <p>The Q3TextDrag class is a drag and drop object for transferring plain and Unicode text.</p> <p>Plain text is passed in a <a href="qstring.html">QString</a> which may contain multiple lines (i.e. may contain newline characters). The drag target will receive the newlines according to the runtime environment, e.g. LF on Unix, and CRLF on Windows.</p> <p>Qt provides no built-in mechanism for delivering only a single-line.</p> <p>For more information about drag and drop, see the <a href="q3dragobject.html">Q3DragObject</a> class and the <a href="dnd.html">drag and drop documentation</a>.</p> </div> <!-- @@@Q3TextDrag --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$Q3TextDrag[overload1]$$$Q3TextDragconstQString&QWidget*constchar* --> <h3 class="fn"><a name="Q3TextDrag"></a>Q3TextDrag::<span class="name">Q3TextDrag</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>text</i>, <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>dragSource</i> = 0, const <span class="type">char</span> * <i>name</i> = 0 )</h3> <p>Constructs a text drag object with the given <i>name</i>, and sets its data to <i>text</i>. The <i>dragSource</i> is the widget that the drag operation started from.</p> <!-- @@@Q3TextDrag --> <!-- $$$Q3TextDrag$$$Q3TextDragQWidget*constchar* --> <h3 class="fn"><a name="Q3TextDrag-2"></a>Q3TextDrag::<span class="name">Q3TextDrag</span> ( <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>dragSource</i> = 0, const <span class="type">char</span> * <i>name</i> = 0 )</h3> <p>Constructs a default text drag object with the given <i>name</i>. The <i>dragSource</i> is the widget that the drag operation started from.</p> <!-- @@@Q3TextDrag --> <!-- $$$~Q3TextDrag[overload1]$$$~Q3TextDrag --> <h3 class="fn"><a name="dtor.Q3TextDrag"></a>Q3TextDrag::<span class="name">~Q3TextDrag</span> ()</h3> <p>Destroys the text drag object.</p> <!-- @@@~Q3TextDrag --> <!-- $$$canDecode[overload1]$$$canDecodeconstQMimeSource* --> <h3 class="fn"><a name="canDecode"></a><span class="type">bool</span> Q3TextDrag::<span class="name">canDecode</span> ( const <span class="type"><a href="qmimesource.html">QMimeSource</a></span> * <i>source</i> )<tt> [static]</tt></h3> <p>Returns true if the information in the MIME <i>source</i> can be decoded into a <a href="qstring.html">QString</a>; otherwise returns false.</p> <p><b>See also </b><a href="q3textdrag.html#decode">decode</a>().</p> <!-- @@@canDecode --> <!-- $$$decode[overload1]$$$decodeconstQMimeSource*QString& --> <h3 class="fn"><a name="decode"></a><span class="type">bool</span> Q3TextDrag::<span class="name">decode</span> ( const <span class="type"><a href="qmimesource.html">QMimeSource</a></span> * <i>source</i>, <span class="type"><a href="qstring.html">QString</a></span> & <i>string</i> )<tt> [static]</tt></h3> <p>Attempts to decode the dropped information in the MIME <i>source</i> into the <i>string</i> given. Returns true if successful; otherwise returns false.</p> <p><b>See also </b><a href="q3textdrag.html#canDecode">canDecode</a>().</p> <!-- @@@decode --> <!-- $$$decode$$$decodeconstQMimeSource*QString&QString& --> <h3 class="fn"><a name="decode-2"></a><span class="type">bool</span> Q3TextDrag::<span class="name">decode</span> ( const <span class="type"><a href="qmimesource.html">QMimeSource</a></span> * <i>source</i>, <span class="type"><a href="qstring.html">QString</a></span> & <i>string</i>, <span class="type"><a href="qstring.html">QString</a></span> & <i>subtype</i> )<tt> [static]</tt></h3> <p>This is an overloaded function.</p> <p>Attempts to decode the dropped information in the MIME <i>source</i> into the <i>string</i> given. Returns true if successful; otherwise returns false. If <i>subtype</i> is null, any text subtype is accepted; otherwise only the specified <i>subtype</i> is accepted.</p> <p><b>See also </b><a href="q3textdrag.html#canDecode">canDecode</a>().</p> <!-- @@@decode --> <!-- $$$encodedData[overload1]$$$encodedDataconstchar* --> <h3 class="fn"><a name="encodedData"></a><span class="type"><a href="qbytearray.html">QByteArray</a></span> Q3TextDrag::<span class="name">encodedData</span> ( const <span class="type">char</span> * <i>mime</i> ) const<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qmimesource.html#encodedData">QMimeSource::encodedData</a>().</p> <!-- @@@encodedData --> <!-- $$$format[overload1]$$$formatint --> <h3 class="fn"><a name="format"></a>const <span class="type">char</span> * Q3TextDrag::<span class="name">format</span> ( <span class="type">int</span> <i>i</i> ) const<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qmimesource.html#format">QMimeSource::format</a>().</p> <!-- @@@format --> <!-- $$$setSubtype[overload1]$$$setSubtypeconstQString& --> <h3 class="fn"><a name="setSubtype"></a><span class="type">void</span> Q3TextDrag::<span class="name">setSubtype</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>subtype</i> )<tt> [virtual]</tt></h3> <p>Sets the MIME <i>subtype</i> of the text being dragged. The default subtype is "plain", so the default MIME type of the text is "text/plain". You might use this to declare that the text is "text/html" by calling setSubtype("html").</p> <!-- @@@setSubtype --> <!-- $$$setText[overload1]$$$setTextconstQString& --> <h3 class="fn"><a name="setText"></a><span class="type">void</span> Q3TextDrag::<span class="name">setText</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>text</i> )<tt> [virtual]</tt></h3> <p>Sets the <i>text</i> to be dragged. You will need to call this if you did not pass the text during construction.</p> <!-- @@@setText --> </div> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Digia, Qt and their respective logos are trademarks of Digia Plc in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>