[Remove] Infact, let's go ahead and remove pdf_file* completely.

src/file_frame_widget.h

@@ -10,6 +10,7 @@
 class FileFrameWidget : public QWidget {
   Q_OBJECT
   Q_PROPERTY(bool collapsed READ isCollapsed WRITE setCollapsed)
+
 public:
   FileFrameWidget(QWidget* parent = 0);
   QSize sizeHint(void) const;

src/pdf_factory.cpp

@@ -1,7 +1,6 @@
 #include <QtWidgets>
 #include <QtGlobal>
 #include "pdf_factory.h"
-#include "pdf_file.h"
 #include "table_view.h"
 #include "pdf_page_widget.h"
 

src/pdf_file.cpp

@@ -1,29 +0,0 @@
-#include <QtGlobal>
-#include <QtWidgets>
-#include "pdf_file.h"
-
-PDFFile::PDFFile(const QString& fileName) {
-  /* Load PDF file. */
-  document = Poppler::Document::load(fileName);
-  if(!document || document->isLocked()) {
-    delete document;
-  }
-}
-
-QImage* PDFFile::getPageImage(int pageNumber) {
-  if(document == 0)
-    return NULL;
-
-  Poppler::Page* pdfPage = document->page(pageNumber);
-
-  if(pdfPage == 0)
-    return NULL;
-
-  QImage* image = new QImage();
-  *image = pdfPage->renderToImage();
-
-  delete pdfPage;
-
-  return image;
-}
-

src/pdf_file.h

@@ -1,18 +0,0 @@
-#pragma once
-#include <QObject>
-#include <poppler-qt5.h>
-
-class QString;
-class QImage;
-
-class PDFFile : public QObject {
-  Q_OBJECT
-public:
-  PDFFile(const QString& fileName);
-  QImage* getPageImage(int pageNumber);
-
-private:
-  Poppler::Document* document;
-  QString fileName;
-};
-

src/table_view.h

@@ -6,7 +6,6 @@
 #include <QPushButton>
 #include <QFrame>
 #include "pdf_page_widget.h"
-#include "pdf_file.h"
 
 class QPushButton;
 class QWidget;
@@ -16,7 +15,7 @@ class TableView : public QWidget {
   Q_OBJECT
 public:
   TableView(QWidget* parent = 0);
-  QVector<PDFFile> files;
+  /*QVector<PDFFile> files;*/
 
 protected: