Ablility to select additional folders

imagegallery.cpp

@@ -1,12 +1,12 @@
 #include "imagegallery.h"
 #include <QPixmap>
 #include <QImageReader>
-
+#include <QFileInfo>
-ImageGallery::ImageGallery(QWidget *parent) : QWidget(parent)
+ImageGallery::ImageGallery(QWidget *parent) : QWidget(parent), currentColumnCount(1)
 {
     scrollArea = new QScrollArea(this);
     scrollWidget = new QWidget(scrollArea);
-    scrollLayout = new QVBoxLayout(scrollWidget);
+    gridLayout = new QGridLayout(scrollWidget);
 
     scrollArea->setWidgetResizable(true);
     scrollArea->setWidget(scrollWidget);
@@ -20,14 +20,16 @@ void ImageGallery::addImage(const QString &imagePath)
 {
     QLabel *imageLabel = new QLabel(scrollWidget);
     QPixmap pixmap(imagePath);
-    imageLabel->setPixmap(pixmap.scaledToWidth(400, Qt::SmoothTransformation));
+    imageLabel->setPixmap(pixmap.scaledToWidth(200, Qt::SmoothTransformation));
     imageLabel->setAlignment(Qt::AlignCenter);
 
-    scrollLayout->addWidget(imageLabel);
+
-    imageLabels.append(imageLabel);
+    int row = gridLayout->count() / currentColumnCount;
+    int column = gridLayout->count() % currentColumnCount;
+
+    gridLayout->addWidget(imageLabel, row, column);
 }
-void ImageGallery::addImagesFromDirectory(const QString &directoryPath){
+void ImageGallery::addImagesFromDirectory(QDir &directory){
-    QDir directory(directoryPath);
     QStringList filters;
     const QList<QByteArray> supportedFormats = QImageReader::supportedImageFormats();
 
@@ -44,3 +46,26 @@ void ImageGallery::addImagesFromDirectory(const QString &directoryPath){
         addImage(fileInfo.absoluteFilePath());
     }
 }
+void ImageGallery::setColumns(int columns)
+{
+    if (columns < 1) {
+        columns = 1;  // Minimalna liczba kolumn to 1
+    }
+
+    currentColumnCount = columns;
+
+    // Usuń wszystkie obrazy z layoutu
+    QLayoutItem *item;
+    while ((item = gridLayout->takeAt(0))) {
+        delete item->widget();
+        delete item;
+    }
+
+    // Dodaj obrazy ponownie z nową liczbą kolumn
+    QList<QLabel*> labels = scrollWidget->findChildren<QLabel*>();
+    for (int i = 0; i < labels.size(); ++i) {
+        int row = i / currentColumnCount;
+        int column = i % currentColumnCount;
+        gridLayout->addWidget(labels[i], row, column);
+    }
+}

imagegallery.h

@@ -3,11 +3,12 @@
 
 #include <QWidget>
 #include <QScrollArea>
-#include <QVBoxLayout>
+#include <QGridLayout>
 #include <QLabel>
 #include <QList>
 #include <QDir>
-
+#include <QGridLayout>
+#include <QScrollArea>
 class ImageGallery : public QWidget
 {
     Q_OBJECT
@@ -15,13 +16,15 @@ class ImageGallery : public QWidget
 public:
     explicit ImageGallery(QWidget *parent = nullptr);
     void addImage(const QString &imagePath);
-    void addImagesFromDirectory(const QString &directoryPath);
+    void addImagesFromDirectory(QDir &directory);
+    void extracted(QLayoutItem *&item);
+    void setColumns(int columns);
 
 private:
     QScrollArea *scrollArea;
     QWidget *scrollWidget;
-    QVBoxLayout *scrollLayout;
+    QGridLayout *gridLayout;
-    QList<QLabel*> imageLabels;
+    int currentColumnCount;
 };
 
 #endif // IMAGEGALLERY_H

mainwindow.cpp

@@ -1,13 +1,58 @@
 #include "mainwindow.h"
 #include <QApplication>
+#include <QFileDialog>
+#include <QPushButton>
+#include <QSlider>
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
 {
-    imageGallery = new ImageGallery(this);
+    // Główny kontener podzielony na dwie części
-    setCentralWidget(imageGallery);
+    splitter = new QSplitter(this);
+
+    leftMenu = new QWidget(splitter);
+    QVBoxLayout *menuLayout = new QVBoxLayout(leftMenu);
+
+    QPushButton *openButton = new QPushButton("Otwórz katalog", leftMenu);
+    menuLayout->addWidget(openButton);
+    menuLayout->addStretch();
+    QLabel *sliderLabel = new QLabel("Liczba kolumn: 3", leftMenu);  // Etykieta pokazująca wartość suwaka
+    QSlider *columnsSlider = new QSlider(leftMenu);
+    menuLayout->addWidget(columnsSlider);
+    columnsSlider->setMinimum(1);  // Minimalna liczba kolumn
+    columnsSlider->setMaximum(10); // Maksymalna liczba kolumn
+    columnsSlider->setValue(5);
+
+
+    imageGallery = new ImageGallery(splitter); //ustawianie galerii
+
+
+    //ustawienie wsyzstkiego razem w jednym miejscu
+    splitter->addWidget(leftMenu);
+    splitter->addWidget(imageGallery);
+
+
+
+    splitter->setSizes({static_cast<int>(width() * 0.2), static_cast<int>(width() * 0.8)});
+    setCentralWidget(splitter);
+
     setWindowTitle("Kallery Image Gallery");
-    imageGallery->addImagesFromDirectory("/home/krzys/Obrazy");
     resize(800, 600);
+
+    connect(openButton, &QPushButton::clicked, this, [this]() {
+        QDir sciezka = QFileDialog::getExistingDirectory(this, "Wybierz katalog", QDir::homePath());
+        if (!sciezka.isEmpty()) {
+            imageGallery->addImagesFromDirectory(sciezka);
+        }
+    });
+
+    connect(columnsSlider, &QSlider::valueChanged, this, [this, sliderLabel](int value){
+        sliderLabel->setText("Liczba kolumn: " + QString::number(value));
+        imageGallery->setColumns(value);
+    });
+
+    imageGallery->setColumns(3);
+    QDir sciezka = QFileDialog::getExistingDirectory(this,"Select folder", QDir::homePath()); //dodaje okno dialogowe do wyboru
+    imageGallery->addImagesFromDirectory(sciezka);
 }
 
 MainWindow::~MainWindow()

mainwindow.h

@@ -1,4 +1,5 @@
 #include <QMainWindow>
+#include <QSplitter>
 #include "imagegallery.h"
 
 class MainWindow : public QMainWindow
@@ -10,5 +11,7 @@ public:
     ~MainWindow();
 
 private:
+    QSplitter *splitter;
+    QWidget *leftMenu;
     ImageGallery *imageGallery;
 };