commit 1ffc1962

Poul Sander · 2026-02-20 23:41
1ffc1962aa9b3b9c53f80dbb0b4f015d07fd9b80 patch · browse files
parent 61136b77cf0a204767b35e561be988975a71ec67

Allow going back and forth in fullscreeen

Changed files

M	imageviewwidget.cpp before
M	imageviewwidget.h before
M	mainwindow.cpp before

diff --git a/imageviewwidget.cpp b/imageviewwidget.cpp index 2ff637b..98b3538 100644 --- a/imageviewwidget.cpp +++ b/imageviewwidget.cpp

@@ -46,5 +46,19 @@ void ImageViewWidget::keyPressEvent(QKeyEvent *event)

return;

}

+ if (event->key() == Qt::Key_PageDown)

+ {

+ emit nextRequested();

+ event->accept();

+ return;

+ }

+ if (event->key() == Qt::Key_PageUp)

+ {

+ emit previousRequested();

+ event->accept();

+ return;

+ }

QWidget::keyPressEvent(event);

}

diff --git a/imageviewwidget.h b/imageviewwidget.h index f10cd29..c6f5d3c 100644 --- a/imageviewwidget.h +++ b/imageviewwidget.h

@@ -16,6 +16,8 @@ public:

signals:

void closeRequested();

+ void nextRequested();

+ void previousRequested();

protected:

void paintEvent(QPaintEvent *event) override;

diff --git a/mainwindow.cpp b/mainwindow.cpp index 504f0b0..1f33e27 100644 --- a/mainwindow.cpp +++ b/mainwindow.cpp

@@ -107,6 +107,28 @@ void MainWindow::setupConnections()

connect(m_imageView, &ImageViewWidget::closeRequested,

this, &MainWindow::leaveSingleImageMode);

+ connect(m_imageView, &ImageViewWidget::nextRequested, this, [this]() {

+ QModelIndex cur = m_listView->currentIndex();

+ int next = cur.isValid() ? cur.row() + 1 : 0;

+ if (next < m_imageModel->rowCount())

+ {

+ QModelIndex idx = m_imageModel->index(next);

+ m_listView->setCurrentIndex(idx);

+ enterSingleImageMode(idx);

+ }

+ });

+ connect(m_imageView, &ImageViewWidget::previousRequested, this, [this]() {

+ QModelIndex cur = m_listView->currentIndex();

+ int prev = cur.isValid() ? cur.row() - 1 : 0;

+ if (prev >= 0)

+ {

+ QModelIndex idx = m_imageModel->index(prev);

+ m_listView->setCurrentIndex(idx);

+ enterSingleImageMode(idx);

+ }

+ });

connect(m_listView->verticalScrollBar(), &QScrollBar::valueChanged,

this, [this]()

{ loadVisibleThumbnails(); });