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PDFViewer: Display error dialog if necessary instead of crashing

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This commit is contained in:
Matthew Olsson
2021-05-24 14:23:08 -07:00
committed by Ali Mohammad Pur
parent 1ef5071d1b
commit e7b70a1435
1 changed files with 11 additions and 3 deletions
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14
Userland/Applications/PDFViewer/PDFViewerWidget.cpp
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@@ -12,6 +12,7 @@
#include <LibGUI/Label.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/Splitter.h>
#include <LibGUI/Toolbar.h>
#include <LibGUI/ToolbarContainer.h>
@@ -103,11 +104,18 @@ void PDFViewerWidget::open_file(const String& path)
{
window()->set_title(String::formatted("{} - PDF Viewer", path));
auto file_result = Core::File::open(path, Core::OpenMode::ReadOnly);
VERIFY(!file_result.is_error());
if (file_result.is_error()) {
GUI::MessageBox::show_error(nullptr, String::formatted("Couldn't open file: {}", path));
return;
}
m_buffer = file_result.value()->read_all();
auto document = PDF::Document::create(m_buffer);
// FIXME: Show error dialog if the Document is invalid
VERIFY(document);
if (!document) {
GUI::MessageBox::show_error(nullptr, String::formatted("Couldn't load PDF: {}", path));
return;
}
m_viewer->set_document(document);
m_total_page_label->set_text(String::formatted("of {}", document->get_page_count()));
m_total_page_label->set_fixed_width(30);