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PdfForQtLib/sources/pdfutils.h

@@ -15,7 +15,6 @@
 //    You should have received a copy of the GNU Lesser General Public License
 //    along with PDFForQt.  If not, see <https://www.gnu.org/licenses/>.
 
-
 #ifndef PDFUTILS_H
 #define PDFUTILS_H
 
@@ -497,6 +496,33 @@ static inline bool isFuzzyComparedPointsSame(const QPointF& p1, const QPointF& p
     return squaredDistance < squaredTolerance;
 }
 
+/// Storage for result of some operation. Stores, if operation was successful, or not and
+/// also error message, why operation has failed. Can be converted explicitly to bool.
+class PDFOperationResult
+{
+public:
+    inline PDFOperationResult(bool success) :
+        m_success(success)
+    {
+
+    }
+
+    inline PDFOperationResult(QString message) :
+        m_success(false),
+        m_errorMessage(qMove(message))
+    {
+
+    }
+
+    explicit operator bool() const { return m_success; }
+
+    const QString& getErrorMessage() const { return m_errorMessage; }
+
+private:
+    bool m_success;
+    QString m_errorMessage;
+};
+
 }   // namespace pdf
 
 #endif // PDFUTILS_H