1 files changed, 87 insertions, 0 deletions
diff --git a/examples/qtconcurrent/imagescaling/downloaddialog.cpp b/examples/qtconcurrent/imagescaling/downloaddialog.cpp
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+++ b/examples/qtconcurrent/imagescaling/downloaddialog.cpp
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+/****************************************************************************
+**
+** 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 "downloaddialog.h"
+#include "ui_downloaddialog.h"
+
+#include <QUrl>
+
+DownloadDialog::DownloadDialog(QWidget *parent) : QDialog(parent), ui(new Ui::DownloadDialog)
+{
+    ui->setupUi(this);
+
+    ui->urlLineEdit->setPlaceholderText(tr("Enter the URL of an image to download"));
+
+    connect(ui->addUrlButton, &QPushButton::clicked, this, [this] {
+        const auto text = ui->urlLineEdit->text();
+        if (!text.isEmpty()) {
+            ui->urlListWidget->addItem(text);
+            ui->urlLineEdit->clear();
+        }
+    });
+    connect(ui->urlListWidget, &QListWidget::itemSelectionChanged, this, [this] {
+        ui->removeUrlButton->setEnabled(!ui->urlListWidget->selectedItems().empty());
+    });
+    connect(ui->clearUrlsButton, &QPushButton::clicked, ui->urlListWidget, &QListWidget::clear);
+    connect(ui->removeUrlButton, &QPushButton::clicked, this,
+            [this] { qDeleteAll(ui->urlListWidget->selectedItems()); });
+}
+
+DownloadDialog::~DownloadDialog()
+{
+    delete ui;
+}
+
+QList<QUrl> DownloadDialog::getUrls() const
+{
+    QList<QUrl> urls;
+    for (auto row = 0; row < ui->urlListWidget->count(); ++row)
+        urls.push_back(QUrl(ui->urlListWidget->item(row)->text()));
+    return urls;
+}