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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/qimageformatplugin.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
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| -rw-r--r-- | doc/html/qimageformatplugin.html | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/doc/html/qimageformatplugin.html b/doc/html/qimageformatplugin.html new file mode 100644 index 0000000..0baf7a3 --- /dev/null +++ b/doc/html/qimageformatplugin.html @@ -0,0 +1,94 @@ +<!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/kernel/qimageformatplugin.cpp:41 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>QImageFormatPlugin 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>QImageFormatPlugin Class Reference</h1> + +<p>The QImageFormatPlugin class provides an abstract base for custom image format plugins. +<a href="#details">More...</a> +<p><tt>#include <<a href="qimageformatplugin-h.html">qimageformatplugin.h</a>></tt> +<p><a href="qimageformatplugin-members.html">List of all member functions.</a> +<h2>Public Members</h2> +<ul> +<li class=fn><a href="#QImageFormatPlugin"><b>QImageFormatPlugin</b></a> ()</li> +<li class=fn><a href="#~QImageFormatPlugin"><b>~QImageFormatPlugin</b></a> ()</li> +<li class=fn>virtual QStringList <a href="#keys"><b>keys</b></a> () const = 0</li> +<li class=fn>virtual bool <a href="#installIOHandler"><b>installIOHandler</b></a> ( const QString & format ) = 0</li> +</ul> +<hr><a name="details"></a><h2>Detailed Description</h2> + + +The QImageFormatPlugin class provides an abstract base for custom image format plugins. +<p> +<p> The image format plugin is a simple plugin interface that makes +it easy to create custom image formats that can be used +transparently by applications. +<p> Writing an image format plugin is achieved by subclassing this +base class, reimplementing the pure virtual functions <a href="#keys">keys</a>() and +<a href="#installIOHandler">installIOHandler</a>(), and exporting the class with the +Q_EXPORT_PLUGIN macro. See the <a href="plugins-howto.html">Plugins + documentation</a> for details. +<p>See also <a href="plugins.html">Plugins</a>. + +<hr><h2>Member Function Documentation</h2> +<h3 class=fn><a name="QImageFormatPlugin"></a>QImageFormatPlugin::QImageFormatPlugin () +</h3> +Constructs an image format plugin. This is invoked automatically +by the Q_EXPORT_PLUGIN macro. + +<h3 class=fn><a name="~QImageFormatPlugin"></a>QImageFormatPlugin::~QImageFormatPlugin () +</h3> +Destroys the image format plugin. +<p> You never have to call this explicitly. Qt destroys a plugin +automatically when it is no longer used. + +<h3 class=fn>bool <a name="installIOHandler"></a>QImageFormatPlugin::installIOHandler ( const <a href="qstring.html">QString</a> & format )<tt> [pure virtual]</tt> +</h3> + +<p> Installs a <a href="qimageio.html">QImageIO</a> image I/O handler for the image format <em>format</em>. +<p> <p>See also <a href="#keys">keys</a>(). + +<h3 class=fn><a href="qstringlist.html">QStringList</a> <a name="keys"></a>QImageFormatPlugin::keys () const<tt> [pure virtual]</tt> +</h3> + +<p> Returns the list of image formats this plugin supports. +<p> <p>See also <a href="#installIOHandler">installIOHandler</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>. All Rights Reserved.<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 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> |