1 files changed, 118 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/draganddrop/puzzle/mainwindow.cpp b/tests/manual/examples/widgets/draganddrop/puzzle/mainwindow.cpp
new file mode 100644
index 0000000000..b34bc24201
--- /dev/null
+++ b/tests/manual/examples/widgets/draganddrop/puzzle/mainwindow.cpp
@@ -0,0 +1,118 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "mainwindow.h"
+#include "pieceslist.h"
+#include "puzzlewidget.h"
+
+#include <QtWidgets>
+#include <stdlib.h>
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+    setupMenus();
+    setupWidgets();
+
+    setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed));
+    setWindowTitle(tr("Puzzle"));
+}
+
+void MainWindow::openImage()
+{
+    const QString directory =
+        QStandardPaths::standardLocations(QStandardPaths::PicturesLocation).value(0, QDir::homePath());
+    QFileDialog dialog(this, tr("Open Image"), directory);
+    dialog.setAcceptMode(QFileDialog::AcceptOpen);
+    dialog.setFileMode(QFileDialog::ExistingFile);
+    QStringList mimeTypeFilters;
+    for (const QByteArray &mimeTypeName : QImageReader::supportedMimeTypes())
+        mimeTypeFilters.append(mimeTypeName);
+    mimeTypeFilters.sort();
+    dialog.setMimeTypeFilters(mimeTypeFilters);
+    dialog.selectMimeTypeFilter("image/jpeg");
+    if (dialog.exec() == QDialog::Accepted)
+        loadImage(dialog.selectedFiles().constFirst());
+}
+
+void MainWindow::loadImage(const QString &fileName)
+{
+    QPixmap newImage;
+    if (!newImage.load(fileName)) {
+        QMessageBox::warning(this, tr("Open Image"),
+                             tr("The image file could not be loaded."),
+                             QMessageBox::Close);
+        return;
+    }
+    puzzleImage = newImage;
+    setupPuzzle();
+}
+
+void MainWindow::setCompleted()
+{
+    QMessageBox::information(this, tr("Puzzle Completed"),
+                             tr("Congratulations! You have completed the puzzle!\n"
+                                "Click OK to start again."),
+                             QMessageBox::Ok);
+
+    setupPuzzle();
+}
+
+void MainWindow::setupPuzzle()
+{
+    int size = qMin(puzzleImage.width(), puzzleImage.height());
+    puzzleImage = puzzleImage.copy((puzzleImage.width() - size) / 2,
+        (puzzleImage.height() - size) / 2, size, size).scaled(puzzleWidget->width(),
+            puzzleWidget->height(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
+
+    piecesList->clear();
+
+    for (int y = 0; y < 5; ++y) {
+        for (int x = 0; x < 5; ++x) {
+            int pieceSize = puzzleWidget->pieceSize();
+            QPixmap pieceImage = puzzleImage.copy(x * pieceSize, y * pieceSize, pieceSize, pieceSize);
+            piecesList->addPiece(pieceImage, QPoint(x, y));
+        }
+    }
+
+    for (int i = 0; i < piecesList->count(); ++i) {
+        if (QRandomGenerator::global()->bounded(2) == 1) {
+            QListWidgetItem *item = piecesList->takeItem(i);
+            piecesList->insertItem(0, item);
+        }
+    }
+
+    puzzleWidget->clear();
+}
+
+void MainWindow::setupMenus()
+{
+    QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
+
+    QAction *openAction = fileMenu->addAction(tr("&Open..."), this, &MainWindow::openImage);
+    openAction->setShortcuts(QKeySequence::Open);
+
+    QAction *exitAction = fileMenu->addAction(tr("E&xit"), qApp, &QCoreApplication::quit);
+    exitAction->setShortcuts(QKeySequence::Quit);
+
+    QMenu *gameMenu = menuBar()->addMenu(tr("&Game"));
+
+    gameMenu->addAction(tr("&Restart"), this, &MainWindow::setupPuzzle);
+}
+
+void MainWindow::setupWidgets()
+{
+    QFrame *frame = new QFrame;
+    QHBoxLayout *frameLayout = new QHBoxLayout(frame);
+    puzzleWidget = new PuzzleWidget(400);
+
+    piecesList = new PiecesList(puzzleWidget->pieceSize(), this);
+
+
+    connect(puzzleWidget, &PuzzleWidget::puzzleCompleted,
+            this, &MainWindow::setCompleted, Qt::QueuedConnection);
+
+    frameLayout->addWidget(piecesList);
+    frameLayout->addWidget(puzzleWidget);
+    setCentralWidget(frame);
+}