author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 19:08:38 +0300 | |
changeset 14 | 6fbed849b4f4 |
parent 11 | 06b8e2af4411 |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the Qt Mobility Components. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include "qmediaimageviewer.h" |
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#include "qmediaobject_p.h" |
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#include "qmediaimageviewerservice_p.h" |
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#include <qmediaplaylist.h> |
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#include <qmediaplaylistsourcecontrol.h> |
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#include <qmediacontent.h> |
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#include <qmediaresource.h> |
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#include <QtCore/qcoreevent.h> |
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#include <QtCore/qtextstream.h> |
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#include <QtCore/qdatetime.h> |
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QT_BEGIN_NAMESPACE |
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class QMediaImageViewerPrivate : public QMediaObjectPrivate |
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{ |
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Q_DECLARE_NON_CONST_PUBLIC(QMediaImageViewer) |
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public: |
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QMediaImageViewerPrivate(): |
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viewerControl(0), playlist(0), |
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state(QMediaImageViewer::StoppedState), timeout(3000), pauseTime(0) |
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{ |
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} |
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void _q_mediaStatusChanged(QMediaImageViewer::MediaStatus status); |
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void _q_playlistMediaChanged(const QMediaContent &content); |
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void _q_playlistDestroyed(); |
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|
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QMediaImageViewerControl *viewerControl; |
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QMediaPlaylist *playlist; |
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QMediaImageViewer::State state; |
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int timeout; |
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int pauseTime; |
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QTime time; |
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QBasicTimer timer; |
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QMediaContent media; |
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}; |
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|
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void QMediaImageViewerPrivate::_q_mediaStatusChanged(QMediaImageViewer::MediaStatus status) |
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{ |
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switch (status) { |
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case QMediaImageViewer::NoMedia: |
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case QMediaImageViewer::LoadingMedia: |
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emit q_func()->mediaStatusChanged(status); |
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break; |
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case QMediaImageViewer::LoadedMedia: |
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if (state == QMediaImageViewer::PlayingState) { |
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time.start(); |
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timer.start(qMax(0, timeout), q_func()); |
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q_func()->addPropertyWatch("elapsedTime"); |
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} |
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emit q_func()->mediaStatusChanged(status); |
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emit q_func()->elapsedTimeChanged(0); |
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break; |
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case QMediaImageViewer::InvalidMedia: |
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emit q_func()->mediaStatusChanged(status); |
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|
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if (state == QMediaImageViewer::PlayingState) { |
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playlist->next(); |
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if (playlist->currentIndex() < 0) |
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emit q_func()->stateChanged(state = QMediaImageViewer::StoppedState); |
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105 |
} |
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break; |
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} |
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} |
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109 |
|
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void QMediaImageViewerPrivate::_q_playlistMediaChanged(const QMediaContent &content) |
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111 |
{ |
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media = content; |
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pauseTime = 0; |
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114 |
|
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viewerControl->showMedia(media); |
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116 |
|
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emit q_func()->mediaChanged(media); |
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} |
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119 |
|
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void QMediaImageViewerPrivate::_q_playlistDestroyed() |
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121 |
{ |
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playlist = 0; |
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timer.stop(); |
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124 |
|
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if (state != QMediaImageViewer::StoppedState) |
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emit q_func()->stateChanged(state = QMediaImageViewer::StoppedState); |
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127 |
|
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q_func()->setMedia(QMediaContent()); |
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129 |
} |
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130 |
|
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131 |
/*! |
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\class QMediaImageViewer |
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\brief The QMediaImageViewer class provides a means of viewing image media. |
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\ingroup multimedia |
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135 |
\preliminary |
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136 |
|
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137 |
QMediaImageViewer is used together with a media display object such as |
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138 |
QVideoWidget to present an image. A display object is attached to the |
2b40d63a9c3d
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139 |
image viewer by passing a pointer to the QMediaImageViewer instance to the |
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setMediaObject() function of the display object. |
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141 |
|
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Revision: 201011
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142 |
\code |
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Revision: 201011
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143 |
viewer = new QMediaImageViewer(this); |
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144 |
|
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display = new QVideoWidget; |
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146 |
viewer->addVideoOutput(display); |
1
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display->show(); |
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148 |
\endcode |
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149 |
|
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150 |
QMediaImageViewer can be paired with a QMediaPlaylist to create a slide |
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|
151 |
show of images. Constructing a QMediaPlaylist with a pointer to an |
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152 |
instance of QMediaImageViewer will attach it to the image viewer; |
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153 |
changing the playlist's selection will then change the media displayed |
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154 |
by the image viewer. With a playlist attached QMediaImageViewer's |
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155 |
play(), pause(), and stop() slots can be control the progression of the |
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|
156 |
playlist. The \l timeout property determines how long an image is |
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|
157 |
displayed for before progressing to the next in the playlist, and the |
2b40d63a9c3d
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158 |
\l elapsedTime property holds how the duration the current image has |
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Revision: 201011
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|
159 |
been displayed for. |
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|
160 |
|
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|
161 |
\code |
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Revision: 201011
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|
162 |
playlist = new QMediaPlaylist(this); |
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Revision: 201011
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|
163 |
playlist->setMediaObject(viewer); |
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Revision: 201011
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|
164 |
playlist->setPlaybackMode(QMediaPlaylist::Loop); |
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Revision: 201011
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|
165 |
playlist->addMedia(image1); |
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Revision: 201011
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|
166 |
playlist->addMedia(image2); |
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Revision: 201011
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|
167 |
playlist->addMedia(image3); |
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Revision: 201011
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|
168 |
|
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Revision: 201011
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|
169 |
viewer->setTimeout(5000); |
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Revision: 201011
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|
170 |
viewer->play(); |
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Revision: 201011
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|
171 |
\endcode |
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Revision: 201011
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|
172 |
*/ |
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|
173 |
|
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Revision: 201011
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|
174 |
/*! |
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Revision: 201011
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|
175 |
\enum QMediaImageViewer::State |
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Revision: 201011
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|
176 |
|
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Revision: 201011
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|
177 |
Enumerates the possible control states an image viewer may be in. The |
2b40d63a9c3d
Revision: 201011
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|
178 |
control state of an image viewer determines whether the image viewer is |
2b40d63a9c3d
Revision: 201011
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|
179 |
automatically progressing through images in an attached playlist. |
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Revision: 201011
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|
180 |
|
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Revision: 201011
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|
181 |
\value StoppedState The image viewer is stopped, and will not automatically move to the next |
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Revision: 201011
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|
182 |
image. The \l elapsedTime is fixed at 0. |
2b40d63a9c3d
Revision: 201011
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|
183 |
\value PlayingState The slide show is playing, and will move to the next image when the |
2b40d63a9c3d
Revision: 201011
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|
184 |
\l elapsedTime reaches the \l timeout. The \l elapsedTime is being incremented. |
2b40d63a9c3d
Revision: 201011
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|
185 |
\value PausedState The image viewer is paused, and will not automatically move the to next |
2b40d63a9c3d
Revision: 201011
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|
186 |
image. The \l elapsedTime is fixed at the time the image viewer was paused. |
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Revision: 201011
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|
187 |
*/ |
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|
188 |
|
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Revision: 201011
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|
189 |
/*! |
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Revision: 201011
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|
190 |
\enum QMediaImageViewer::MediaStatus |
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|
191 |
|
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Revision: 201011
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|
192 |
Enumerates the status of an image viewer's current media. |
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|
193 |
|
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|
194 |
\value NoMedia There is no current media. |
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195 |
\value LoadingMedia The image viewer is loading the current media. |
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Revision: 201011
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196 |
\value LoadedMedia The image viewer has loaded the current media. |
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Revision: 201011
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197 |
\value InvalidMedia The current media cannot be loaded. |
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Revision: 201011
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|
198 |
*/ |
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|
199 |
|
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|
200 |
/*! |
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Revision: 201011
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|
201 |
Constructs a new image viewer with the given \a parent. |
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*/ |
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QMediaImageViewer::QMediaImageViewer(QObject *parent) |
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: QMediaObject(*new QMediaImageViewerPrivate, parent, new QMediaImageViewerService) |
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{ |
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Q_D(QMediaImageViewer); |
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d->viewerControl = qobject_cast<QMediaImageViewerControl*>( |
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d->service->requestControl(QMediaImageViewerControl_iid)); |
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connect(d->viewerControl, SIGNAL(mediaStatusChanged(QMediaImageViewer::MediaStatus)), |
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this, SLOT(_q_mediaStatusChanged(QMediaImageViewer::MediaStatus))); |
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} |
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/*! |
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Destroys an image viewer. |
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*/ |
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QMediaImageViewer::~QMediaImageViewer() |
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{ |
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Q_D(QMediaImageViewer); |
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delete d->service; |
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} |
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/*! |
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\property QMediaImageViewer::state |
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\brief the playlist control state of a slide show. |
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*/ |
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QMediaImageViewer::State QMediaImageViewer::state() const |
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{ |
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return d_func()->state; |
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} |
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/*! |
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\fn QMediaImageViewer::stateChanged(QMediaImageViewer::State state) |
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|
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Signals that the playlist control \a state of an image viewer has changed. |
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*/ |
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|
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/*! |
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\property QMediaImageViewer::mediaStatus |
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\brief the status of the current media. |
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*/ |
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QMediaImageViewer::MediaStatus QMediaImageViewer::mediaStatus() const |
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{ |
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return d_func()->viewerControl->mediaStatus(); |
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} |
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|
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/*! |
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\fn QMediaImageViewer::mediaStatusChanged(QMediaImageViewer::MediaStatus status) |
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|
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Signals the the \a status of the current media has changed. |
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*/ |
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/*! |
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\property QMediaImageViewer::media |
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\brief the media an image viewer is presenting. |
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*/ |
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QMediaContent QMediaImageViewer::media() const |
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{ |
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Q_D(const QMediaImageViewer); |
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return d->media; |
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} |
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|
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void QMediaImageViewer::setMedia(const QMediaContent &media) |
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{ |
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Q_D(QMediaImageViewer); |
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if (d->playlist && d->playlist->currentMedia() != media) { |
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disconnect(d->playlist, SIGNAL(currentMediaChanged(QMediaContent)), |
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this, SLOT(_q_playlistMediaChanged(QMediaContent))); |
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disconnect(d->playlist, SIGNAL(destroyed()), this, SLOT(_q_playlistDestroyed())); |
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|
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d->playlist = 0; |
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} |
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|
1
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d->media = media; |
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|
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if (d->timer.isActive()) { |
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d->pauseTime = 0; |
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d->timer.stop(); |
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removePropertyWatch("elapsedTime"); |
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emit elapsedTimeChanged(0); |
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} |
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|
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if (d->state != QMediaImageViewer::StoppedState) |
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emit stateChanged(d->state = QMediaImageViewer::StoppedState); |
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|
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d->viewerControl->showMedia(d->media); |
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|
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emit mediaChanged(d->media); |
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} |
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void QMediaImageViewer::setPlaylist(QMediaPlaylist *playlist) |
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{ |
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Q_D(QMediaImageViewer); |
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|
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if (d->playlist) { |
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disconnect(d->playlist, SIGNAL(currentMediaChanged(QMediaContent)), |
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this, SLOT(_q_playlistMediaChanged(QMediaContent))); |
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disconnect(d->playlist, SIGNAL(destroyed()), this, SLOT(_q_playlistDestroyed())); |
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} |
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|
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d->playlist = playlist; |
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|
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if (d->playlist) { |
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connect(d->playlist, SIGNAL(currentMediaChanged(QMediaContent)), |
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this, SLOT(_q_playlistMediaChanged(QMediaContent))); |
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connect(d->playlist, SIGNAL(destroyed()), this, SLOT(_q_playlistDestroyed())); |
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|
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setMedia(d->playlist->currentMedia()); |
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} else { |
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setMedia(QMediaContent()); |
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} |
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} |
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|
1
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/*! |
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\fn QMediaImageViewer::mediaChanged(const QMediaContent &media) |
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|
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Signals that the \a media an image viewer is presenting has changed. |
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*/ |
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|
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/*! |
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\property QMediaImageViewer::timeout |
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\brief the amount of time in milliseconds an image is displayed for before moving to the next |
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image. |
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|
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The timeout only applies if the image viewer has a playlist attached and is in the PlayingState. |
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*/ |
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334 |
|
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int QMediaImageViewer::timeout() const |
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{ |
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return d_func()->timeout; |
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} |
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|
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void QMediaImageViewer::setTimeout(int timeout) |
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{ |
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Q_D(QMediaImageViewer); |
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|
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d->timeout = qMax(0, timeout); |
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|
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if (d->timer.isActive()) |
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d->timer.start(qMax(0, d->timeout - d->pauseTime - d->time.elapsed()), this); |
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} |
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|
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/*! |
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\property QMediaImageViewer::elapsedTime |
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\brief the amount of time in milliseconds that has elapsed since the current image was loaded. |
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|
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The elapsed time only increases while the image viewer is in the PlayingState. If stopped the |
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elapsed time will be reset to 0. |
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*/ |
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|
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int QMediaImageViewer::elapsedTime() const |
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{ |
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Q_D(const QMediaImageViewer); |
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|
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int elapsedTime = d->pauseTime; |
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|
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if (d->timer.isActive()) |
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elapsedTime += d->time.elapsed(); |
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|
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return elapsedTime; |
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} |
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369 |
|
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/*! |
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\fn QMediaImageViewer::elapsedTimeChanged(int time) |
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372 |
|
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Signals that the amount of \a time in milliseconds since the current |
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image was loaded has changed. |
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375 |
|
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This signal is emitted at a regular interval when the image viewer is |
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in the PlayingState and an image is loaded. The notification interval |
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is controlled by the QMediaObject::notifyInterval property. |
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379 |
|
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\sa timeout, QMediaObject::notifyInterval |
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*/ |
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382 |
|
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383 |
/*! |
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\internal |
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385 |
*/ |
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bool QMediaImageViewer::bind(QObject *object) |
1
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{ |
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return QMediaObject::bind(object); |
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} |
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390 |
|
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391 |
/*! |
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\internal |
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393 |
*/ |
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void QMediaImageViewer::unbind(QObject *object) |
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395 |
{ |
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QMediaObject::unbind(object); |
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} |
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398 |
|
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399 |
/*! |
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Starts a slide show. |
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401 |
|
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If the playlist has no current media this will start at the beginning of the playlist, otherwise |
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it will resume from the current media. |
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404 |
|
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If no playlist is attached to an image viewer this will do nothing. |
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406 |
*/ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
void QMediaImageViewer::play() |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
{ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
Q_D(QMediaImageViewer); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
410 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
411 |
if (d->playlist && d->playlist->mediaCount() > 0 && d->state != PlayingState) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
412 |
d->state = PlayingState; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
413 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
414 |
switch (d->viewerControl->mediaStatus()) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
415 |
case NoMedia: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
416 |
case InvalidMedia: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
417 |
d->playlist->next(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
if (d->playlist->currentIndex() < 0) |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
419 |
d->state = StoppedState; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
420 |
break; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
case LoadingMedia: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
break; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
case LoadedMedia: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
d->time.start(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
d->timer.start(qMax(0, d->timeout - d->pauseTime), this); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
break; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
429 |
if (d->state == PlayingState) |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
430 |
emit stateChanged(d->state); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
/*! |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
Pauses a slide show. |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
The current media and elapsed time are retained. If resumed, the current image will be |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
displayed for the remainder of the time out period before the next image is loaded. |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
*/ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
void QMediaImageViewer::pause() |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
{ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
Q_D(QMediaImageViewer); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
if (d->state == PlayingState) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
if (d->viewerControl->mediaStatus() == LoadedMedia) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
d->pauseTime += d->timeout - d->time.elapsed(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
d->timer.stop(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
removePropertyWatch("elapsedTime"); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
emit stateChanged(d->state = PausedState); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
emit elapsedTimeChanged(d->pauseTime); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
/*! |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
Stops a slide show. |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
The current media is retained, but the elapsed time is discarded. If resumed, the current |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
image will be displayed for the full time out period before the next image is loaded. |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
*/ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
void QMediaImageViewer::stop() |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
{ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
Q_D(QMediaImageViewer); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
switch (d->state) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
case PlayingState: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
d->timer.stop(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
removePropertyWatch("elapsedTime"); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
// fall through. |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
case PausedState: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
d->pauseTime = 0; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
d->state = QMediaImageViewer::StoppedState; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
emit stateChanged(d->state); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
emit elapsedTimeChanged(0); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
break; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
case StoppedState: |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
break; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
/*! |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
\reimp |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
\internal |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
*/ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
void QMediaImageViewer::timerEvent(QTimerEvent *event) |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
{ |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
Q_D(QMediaImageViewer); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
if (event->timerId() == d->timer.timerId()) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
d->timer.stop(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
removePropertyWatch("elapsedTime"); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
emit elapsedTimeChanged(d->pauseTime = d->timeout); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
d->playlist->next(); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
if (d->playlist->currentIndex() < 0) { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
d->pauseTime = 0; |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
emit stateChanged(d->state = StoppedState); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
emit elapsedTimeChanged(0); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
} else { |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
QMediaObject::timerEvent(event); |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
} |
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
|
2b40d63a9c3d
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
#include "moc_qmediaimageviewer.cpp" |
5
453da2cfceef
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
4
diff
changeset
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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