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Diffstat (limited to 'examples/multimediawidgets/camera/metadatadialog.cpp')
-rw-r--r-- | examples/multimediawidgets/camera/metadatadialog.cpp | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/examples/multimediawidgets/camera/metadatadialog.cpp b/examples/multimediawidgets/camera/metadatadialog.cpp new file mode 100644 index 000000000..e0df6ba57 --- /dev/null +++ b/examples/multimediawidgets/camera/metadatadialog.cpp @@ -0,0 +1,127 @@ +/**************************************************************************** +** +** Copyright (C) 2020 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "metadatadialog.h" +#include "camera.h" + +#include <QtWidgets> +#include <QFormLayout> +#include <QMediaMetaData> + +MetaDataDialog::MetaDataDialog(QWidget *parent) + : QDialog(parent) +{ + QFormLayout *metaDataLayout = new QFormLayout; + for (int key = 0; key < QMediaMetaData::NumMetaData; key++) { + QString label = QMediaMetaData::metaDataKeyToString(static_cast<QMediaMetaData::Key>(key)); + m_metaDataFields[key] = new QLineEdit; + if (key == QMediaMetaData::ThumbnailImage) { + QPushButton *openThumbnail = new QPushButton(tr("Open")); + connect(openThumbnail, &QPushButton::clicked, this, &MetaDataDialog::openThumbnailImage); + QHBoxLayout *layout = new QHBoxLayout; + layout->addWidget(m_metaDataFields[key]); + layout->addWidget(openThumbnail); + metaDataLayout->addRow(label, layout); + } + else if (key == QMediaMetaData::CoverArtImage) { + QPushButton *openCoverArt = new QPushButton(tr("Open")); + connect(openCoverArt, &QPushButton::clicked, this, &MetaDataDialog::openCoverArtImage); + QHBoxLayout *layout = new QHBoxLayout; + layout->addWidget(m_metaDataFields[key]); + layout->addWidget(openCoverArt); + metaDataLayout->addRow(label, layout); + } + else { + if (key == QMediaMetaData::Title) + m_metaDataFields[key]->setText(tr("Qt Camera Example")); + else if (key == QMediaMetaData::Author) + m_metaDataFields[key]->setText(tr("The Qt Company")); + else if (key == QMediaMetaData::Year) + m_metaDataFields[key]->setText("2020"); + else if (key == QMediaMetaData::Date) + m_metaDataFields[key]->setText(QDate::currentDate().toString()); + metaDataLayout->addRow(label, m_metaDataFields[key]); + } + } + + QWidget *viewport = new QWidget; + viewport->setLayout(metaDataLayout); + QScrollArea *scrollArea = new QScrollArea; + scrollArea->setWidget(viewport); + QVBoxLayout *dialogLayout = new QVBoxLayout(); + this->setLayout(dialogLayout); + this->layout()->addWidget(scrollArea); + + auto buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok + | QDialogButtonBox::Cancel); + this->layout()->addWidget(buttonBox); + + this->setWindowTitle(tr("Set Metadata")); + this->resize(400, 300); + + connect(buttonBox, &QDialogButtonBox::accepted, this, &MetaDataDialog::accept); + connect(buttonBox, &QDialogButtonBox::rejected, this, &MetaDataDialog::reject); +} + +void MetaDataDialog::openThumbnailImage() +{ + QString fileName = QFileDialog::getOpenFileName(this, + tr("Open Image"), QDir::currentPath(), tr("Image Files (*.png *.jpg *.bmp)")); + if (!fileName.isEmpty()) + m_metaDataFields[QMediaMetaData::ThumbnailImage]->setText(fileName); +} + +void MetaDataDialog::openCoverArtImage() +{ + QString fileName = QFileDialog::getOpenFileName(this, + tr("Open Image"), QDir::currentPath(), tr("Image Files (*.png *.jpg *.bmp)")); + if (!fileName.isEmpty()) + m_metaDataFields[QMediaMetaData::CoverArtImage]->setText(fileName); +} |