Support DecorationRole for icons in QPdfDocument::pageModel

...and begin rendering thumbnails in the widget-based example by adding
a QListView in IconMode.

Change-Id: Ia0f446e48ce868e27cd7d64a3712a7db1b1e618b
Reviewed-by: Axel Spoerl <axel.spoerl@qt.io>

1 files changed, 7 insertions, 1 deletions

diff --git a/examples/pdfwidgets/pdfviewer/mainwindow.cpp b/examples/pdfwidgets/pdfviewer/mainwindow.cpp
index d7527a8d5..f5dae88e1 100644
--- a/examples/pdfwidgets/pdfviewer/mainwindow.cpp
+++ b/examples/pdfwidgets/pdfviewer/mainwindow.cpp
@@ -49,7 +49,7 @@ MainWindow::MainWindow(QWidget *parent)
     ui->bookmarkView->setModel(bookmarkModel);
     connect(ui->bookmarkView, &QAbstractItemView::activated, this, &MainWindow::bookmarkSelected);
 
-    ui->tabWidget->setTabEnabled(1, false); // disable 'Pages' tab for now
+    ui->thumbnailsView->setModel(m_document->pageModel());
 
     ui->pdfView->setDocument(m_document);
 
@@ -150,6 +150,12 @@ void MainWindow::on_actionNext_Page_triggered()
     nav->jump(nav->currentPage() + 1, {}, nav->currentZoom());
 }
 
+void MainWindow::on_thumbnailsView_activated(const QModelIndex &index)
+{
+    auto nav = ui->pdfView->pageNavigator();
+    nav->jump(index.row(), {}, nav->currentZoom());
+}
+
 void MainWindow::on_actionContinuous_triggered()
 {
     ui->pdfView->setPageMode(ui->actionContinuous->isChecked() ?