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dtk-gui-dthumbnailprovider.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<!-- dthumbnailprovider.cpp -->
<title>DThumbnailProvider Class | Dtk Reference Documentation 1.0.0</title>
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<body>
<div class="header" id="qtdocheader">
<div class="main">
<div class="main-rounded">
<div class="navigationbar">
<ul>
<li><a href="index.html">Dtk Doc</a></li>
<li><a href="index.html">Dtk Reference Documentation</a></li>
<li>DThumbnailProvider</li>
<li id="buildversion"><a href="index.html">Qt 5.15.2 Reference Documentation</a></li>
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</div>
<div class="content">
<div class="line">
<div class="content mainContent">
<div class="sidebar">
<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="#details">Detailed Description</a></li>
</ul>
</div>
<div class="sidebar-content" id="sidebar-content"></div></div>
<h1 class="title">DThumbnailProvider Class</h1>
<span class="small-subtitle">class <a href="dtk.html">Dtk</a>::<a href="dtk-gui.html">Gui</a>::DThumbnailProvider</span>
<!-- $$$DThumbnailProvider-brief -->
<p>缩略图生成类. <a href="#details">More...</a></p>
<!-- @@@DThumbnailProvider -->
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <DThumbnailProvider></span>
</td></tr></table></div><ul>
<li><a href="dtk-gui-dthumbnailprovider-members.html">List of all members, including inherited members</a></li>
</ul>
<a name="public-functions"></a>
<h2 id="public-functions">Public Functions</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="dtk-gui-dthumbnailprovider.html#defaultSizeLimit">defaultSizeLimit</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> QString </td><td class="memItemRight bottomAlign"><b><a href="dtk-gui-dthumbnailprovider.html#errorString">errorString</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="dtk-gui-dthumbnailprovider.html#setDefaultSizeLimit">setDefaultSizeLimit</a></b>(qint64 <i>size</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="dtk-gui-dthumbnailprovider.html#setSizeLimit">setSizeLimit</a></b>(const QMimeType &<i>mimeType</i>, qint64 <i>size</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="dtk-gui-dthumbnailprovider.html#sizeLimit">sizeLimit</a></b>(const QMimeType &<i>mimeType</i>) const</td></tr>
</table></div>
<a name="details"></a>
<!-- $$$DThumbnailProvider-description -->
<div class="descr">
<h2 id="details">Detailed Description</h2>
<p><b>Note: </b>缩略图创建失败 该文件格式未知，无法由程序加载。 文件格式是已知的，但是文件已被损坏，因此无法读取。 由于文件很大，缩略图的生成将花费很长时间</p>
</div>
<!-- @@@DThumbnailProvider -->
<div class="func">
<h2>Member Function Documentation</h2>
<!-- $$$defaultSizeLimit[overload1]$$$defaultSizeLimit -->
<h3 class="fn" id="defaultSizeLimit"><a name="defaultSizeLimit"></a><span class="type"><a href="http://doc.qt.io/qt-5/qtglobal.html#qint64-typedef">qint64</a></span> DThumbnailProvider::<span class="name">defaultSizeLimit</span>() const</h3>
<p>DThumbnailProvider::defaultSizeLimit返回缩略图默认大小 Returns 默认的大小</p>
<p><b>See also </b><a href="dtk-gui-dthumbnailprovider.html#setDefaultSizeLimit">setDefaultSizeLimit</a>().</p>
<!-- @@@defaultSizeLimit -->
<!-- $$$errorString[overload1]$$$errorString -->
<h3 class="fn" id="errorString"><a name="errorString"></a><span class="type"><a href="http://doc.qt.io/qt-5/qstring.html">QString</a></span> DThumbnailProvider::<span class="name">errorString</span>() const</h3>
<p>DThumbnailProvider::errorString返回错误信息 Returns 错误信息</p>
<!-- @@@errorString -->
<!-- $$$setDefaultSizeLimit[overload1]$$$setDefaultSizeLimitqint64 -->
<h3 class="fn" id="setDefaultSizeLimit"><a name="setDefaultSizeLimit"></a><span class="type">void</span> DThumbnailProvider::<span class="name">setDefaultSizeLimit</span>(<span class="type"><a href="http://doc.qt.io/qt-5/qtglobal.html#qint64-typedef">qint64</a></span> <i>size</i>)</h3>
<p>DThumbnailProvider::setDefaultSizeLimit设置缩略图的默认大小 <i>size</i> 大小</p>
<p><b>See also </b><a href="dtk-gui-dthumbnailprovider.html#defaultSizeLimit">defaultSizeLimit</a>().</p>
<!-- @@@setDefaultSizeLimit -->
<!-- $$$setSizeLimit[overload1]$$$setSizeLimitconstQMimeType&qint64 -->
<h3 class="fn" id="setSizeLimit"><a name="setSizeLimit"></a><span class="type">void</span> DThumbnailProvider::<span class="name">setSizeLimit</span>(const <span class="type"><a href="http://doc.qt.io/qt-5/qmimetype.html">QMimeType</a></span> &<i>mimeType</i>, <span class="type"><a href="http://doc.qt.io/qt-5/qtglobal.html#qint64-typedef">qint64</a></span> <i>size</i>)</h3>
<p>DThumbnailProvider::setSizeLimit 设置文件的大小 <i>mimeType</i> 由MIME类型字符串表示的文件或数据类型 <i>size</i> 范围</p>
<p><b>See also </b><a href="dtk-gui-dthumbnailprovider.html#sizeLimit">sizeLimit</a>().</p>
<!-- @@@setSizeLimit -->
<!-- $$$sizeLimit[overload1]$$$sizeLimitconstQMimeType& -->
<h3 class="fn" id="sizeLimit"><a name="sizeLimit"></a><span class="type"><a href="http://doc.qt.io/qt-5/qtglobal.html#qint64-typedef">qint64</a></span> DThumbnailProvider::<span class="name">sizeLimit</span>(const <span class="type"><a href="http://doc.qt.io/qt-5/qmimetype.html">QMimeType</a></span> &<i>mimeType</i>) const</h3>
<p>DThumbnailProvider::sizeLimit 返回文件大小 <i>mimeType</i> 由MIME类型字符串表示的文件或数据类型 Returns</p>
<p><b>See also </b><a href="dtk-gui-dthumbnailprovider.html#setSizeLimit">setSizeLimit</a>().</p>
<!-- @@@sizeLimit -->
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<acronym title="Copyright">©</acronym> 2020 The Qt Company Ltd.
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