<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>player.h Example File | Qt Multimedia 5.12.2</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtmultimedia-index.html">Qt Multimedia</a></td><td ><a href="qtmultimedia-multimediawidgets-player-example.html">Media Player Example</a></td><td >player.h Example File</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtmultimedia-index.html">Qt 5.12.2 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">player.h Example File</h1> <span class="subtitle">multimediawidgets/player/player.h</span> <!-- $$$multimediawidgets/player/player.h-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2017 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#ifndef PLAYER_H</span> <span class="preprocessor">#define PLAYER_H</span> <span class="preprocessor">#include <QWidget></span> <span class="preprocessor">#include <QMediaPlayer></span> <span class="preprocessor">#include <QMediaPlaylist></span> <span class="keyword">class</span> <span class="type">QAbstractItemView</span>; <span class="keyword">class</span> <span class="type">QLabel</span>; <span class="keyword">class</span> <span class="type"><a href="qmediaplayer.html">QMediaPlayer</a></span>; <span class="keyword">class</span> <span class="type">QModelIndex</span>; <span class="keyword">class</span> <span class="type">QPushButton</span>; <span class="keyword">class</span> <span class="type">QSlider</span>; <span class="keyword">class</span> <span class="type">QStatusBar</span>; <span class="keyword">class</span> <span class="type"><a href="qvideoprobe.html">QVideoProbe</a></span>; <span class="keyword">class</span> <span class="type"><a href="qvideowidget.html">QVideoWidget</a></span>; <span class="keyword">class</span> <span class="type"><a href="qaudioprobe.html">QAudioProbe</a></span>; <span class="keyword">class</span> PlaylistModel; <span class="keyword">class</span> HistogramWidget; <span class="keyword">class</span> Player : <span class="keyword">public</span> <span class="type">QWidget</span> { Q_OBJECT <span class="keyword">public</span>: <span class="keyword">explicit</span> Player(<span class="type">QWidget</span> <span class="operator">*</span>parent <span class="operator">=</span> nullptr); <span class="operator">~</span>Player(); bool isPlayerAvailable() <span class="keyword">const</span>; <span class="type">void</span> addToPlaylist(<span class="keyword">const</span> <span class="type">QList</span><span class="operator"><</span><span class="type">QUrl</span><span class="operator">></span> <span class="operator">&</span>urls); <span class="type">void</span> setCustomAudioRole(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>role); <span class="keyword">signals</span>: <span class="type">void</span> fullScreenChanged(bool fullScreen); <span class="keyword">private</span> <span class="keyword">slots</span>: <span class="type">void</span> open(); <span class="type">void</span> durationChanged(<span class="type">qint64</span> duration); <span class="type">void</span> positionChanged(<span class="type">qint64</span> progress); <span class="type">void</span> metaDataChanged(); <span class="type">void</span> previousClicked(); <span class="type">void</span> seek(<span class="type">int</span> seconds); <span class="type">void</span> jump(<span class="keyword">const</span> <span class="type">QModelIndex</span> <span class="operator">&</span>index); <span class="type">void</span> playlistPositionChanged(<span class="type">int</span>); <span class="type">void</span> statusChanged(<span class="type"><a href="qmediaplayer.html">QMediaPlayer</a></span><span class="operator">::</span>MediaStatus status); <span class="type">void</span> stateChanged(<span class="type"><a href="qmediaplayer.html">QMediaPlayer</a></span><span class="operator">::</span>State state); <span class="type">void</span> bufferingProgress(<span class="type">int</span> progress); <span class="type">void</span> videoAvailableChanged(bool available); <span class="type">void</span> displayErrorMessage(); <span class="type">void</span> showColorDialog(); <span class="keyword">private</span>: <span class="type">void</span> clearHistogram(); <span class="type">void</span> setTrackInfo(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>info); <span class="type">void</span> setStatusInfo(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>info); <span class="type">void</span> handleCursor(<span class="type"><a href="qmediaplayer.html">QMediaPlayer</a></span><span class="operator">::</span>MediaStatus status); <span class="type">void</span> updateDurationInfo(<span class="type">qint64</span> currentInfo); <span class="type"><a href="qmediaplayer.html">QMediaPlayer</a></span> <span class="operator">*</span>m_player <span class="operator">=</span> nullptr; <span class="type"><a href="qmediaplaylist.html">QMediaPlaylist</a></span> <span class="operator">*</span>m_playlist <span class="operator">=</span> nullptr; <span class="type"><a href="qvideowidget.html">QVideoWidget</a></span> <span class="operator">*</span>m_videoWidget <span class="operator">=</span> nullptr; <span class="type">QLabel</span> <span class="operator">*</span>m_coverLabel <span class="operator">=</span> nullptr; <span class="type">QSlider</span> <span class="operator">*</span>m_slider <span class="operator">=</span> nullptr; <span class="type">QLabel</span> <span class="operator">*</span>m_labelDuration <span class="operator">=</span> nullptr; <span class="type">QPushButton</span> <span class="operator">*</span>m_fullScreenButton <span class="operator">=</span> nullptr; <span class="type">QPushButton</span> <span class="operator">*</span>m_colorButton <span class="operator">=</span> nullptr; <span class="type">QDialog</span> <span class="operator">*</span>m_colorDialog <span class="operator">=</span> nullptr; <span class="type">QLabel</span> <span class="operator">*</span>m_statusLabel <span class="operator">=</span> nullptr; <span class="type">QStatusBar</span> <span class="operator">*</span>m_statusBar <span class="operator">=</span> nullptr; <span class="type">QLabel</span> <span class="operator">*</span>m_labelHistogram <span class="operator">=</span> nullptr; HistogramWidget <span class="operator">*</span>m_videoHistogram <span class="operator">=</span> nullptr; HistogramWidget <span class="operator">*</span>m_audioHistogram <span class="operator">=</span> nullptr; <span class="type"><a href="qvideoprobe.html">QVideoProbe</a></span> <span class="operator">*</span>m_videoProbe <span class="operator">=</span> nullptr; <span class="type"><a href="qaudioprobe.html">QAudioProbe</a></span> <span class="operator">*</span>m_audioProbe <span class="operator">=</span> nullptr; PlaylistModel <span class="operator">*</span>m_playlistModel <span class="operator">=</span> nullptr; <span class="type">QAbstractItemView</span> <span class="operator">*</span>m_playlistView <span class="operator">=</span> nullptr; <span class="type">QString</span> m_trackInfo; <span class="type">QString</span> m_statusInfo; <span class="type">qint64</span> m_duration; }; <span class="preprocessor">#endif // PLAYER_H</span> </pre> </div> <!-- @@@multimediawidgets/player/player.h --> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> 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.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>