added exit and notification on 7z lib not found

common/comic.cpp

@@ -413,6 +413,8 @@ QList<QVector<quint32> > FileComic::getSections(int & sectionIndex)
 void FileComic::process()
 {
 	CompressedArchive archive(_path);
+	if(!archive.toolsLoaded())
+		return;
 	//se filtran para obtener s<>lo los formatos soportados
 	_order = archive.getFileNames();
 	_fileNames = filter(_order);

common/exit_check.cpp

@@ -0,0 +1,21 @@
+#include "exit_check.h"
+
+#include "yacreader_global.h"
+
+#include <QMessageBox>
+
+using namespace YACReader;
+
+void YACReader::exitCheck(int ret)
+{
+	switch(ret)
+	{
+	case YACReader::SevenZNotFound:
+		QMessageBox::critical(0,QObject::tr("7z lib not found"),QObject::tr("unable to load 7z lib from ./utils"));
+		break;
+	default:
+		break;
+	}
+
+}
+

common/exit_check.h

@@ -0,0 +1,9 @@
+#ifndef EXIT_CHECK_H
+#define EXIT_CHECK_H
+
+namespace YACReader
+{
+	void exitCheck(int ret);
+}
+
+#endif

common/yacreader_global.h

@@ -88,6 +88,11 @@ namespace YACReader
 	 Opened = 2
  };
 
+ enum YACReaderErrors
+ {
+	 SevenZNotFound = 700
+ };
+
 QString getSettingsPath();
 
 }