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Thumbnails finishing

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This commit is contained in:
Jakub Melka
2019-12-08 19:20:36 +01:00
parent 1be4aea954
commit 7bcbd512a8
6 changed files with 59 additions and 2 deletions
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38
PdfForQtViewer/pdfsidebarwidget.cpp
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@ -23,6 +23,7 @@
#include "pdfdocument.h"
#include "pdfitemmodels.h"
#include "pdfexception.h"
#include "pdfdrawspacecontroller.h"
#include <QMenu>
#include <QAction>
@ -41,9 +42,10 @@ constexpr const char* STYLESHEET =
"QWidget#thumbnailsToolbarWidget { background-color: #F0F0F0 }"
"QWidget#PDFSidebarWidget { background-color: #404040; background: green;}";
PDFSidebarWidget::PDFSidebarWidget(const pdf::PDFDrawWidgetProxy* proxy, QWidget* parent) :
PDFSidebarWidget::PDFSidebarWidget(pdf::PDFDrawWidgetProxy* proxy, QWidget* parent) :
QWidget(parent),
ui(new Ui::PDFSidebarWidget),
m_proxy(proxy),
m_outlineTreeModel(nullptr),
m_thumbnailsModel(nullptr),
m_optionalContentTreeModel(nullptr),
@ -69,6 +71,7 @@ PDFSidebarWidget::PDFSidebarWidget(const pdf::PDFDrawWidgetProxy* proxy, QWidget
m_thumbnailsModel->setExtraItemSizeHint(2 * thumbnailsMargin, thumbnailsMargin + thumbnailsFontSize);
ui->thumbnailsListView->setModel(m_thumbnailsModel);
connect(ui->thumbnailsSizeSlider, &QSlider::valueChanged, this, &PDFSidebarWidget::onThumbnailsSizeChanged);
connect(ui->thumbnailsListView, &QListView::clicked, this, &PDFSidebarWidget::onThumbnailClicked);
onThumbnailsSizeChanged(ui->thumbnailsSizeSlider->value());
// Optional content
@ -258,6 +261,31 @@ std::vector<PDFSidebarWidget::Page> PDFSidebarWidget::getValidPages() const
return result;
}
void PDFSidebarWidget::setCurrentPages(const std::vector<pdf::PDFInteger>& currentPages)
{
if (!currentPages.empty() && ui->synchronizeThumbnailsButton->isChecked())
{
QModelIndex index = m_thumbnailsModel->index(currentPages.front(), 0, QModelIndex());
if (index.isValid())
{
ui->thumbnailsListView->scrollTo(index, QListView::EnsureVisible);
// Try to examine, if we have to switch the current index
QModelIndex currentIndex = ui->thumbnailsListView->currentIndex();
if (currentIndex.isValid())
{
const pdf::PDFInteger currentPageIndex = m_thumbnailsModel->getPageIndex(currentIndex);
Q_ASSERT(std::is_sorted(currentPages.cbegin(), currentPages.cend()));
if (std::binary_search(currentPages.cbegin(), currentPages.cend(), currentPageIndex))
{
return;
}
}
ui->thumbnailsListView->setCurrentIndex(index);
}
}
}
void PDFSidebarWidget::updateGUI(Page preferredPage)
{
if (preferredPage != Invalid && !isEmpty(preferredPage))
@ -369,6 +397,14 @@ void PDFSidebarWidget::onAttachmentCustomContextMenuRequested(const QPoint& pos)
}
}
void PDFSidebarWidget::onThumbnailClicked(const QModelIndex& index)
{
if (index.isValid())
{
m_proxy->goToPage(m_thumbnailsModel->getPageIndex(index));
}
}
void PDFSidebarWidget::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);