From 2d68d40b591c4ad360727b245795e61ab9c2f72c Mon Sep 17 00:00:00 2001
From: Roman Telezhynskyi <dismine@gmail.com>
Date: Sat, 14 Aug 2021 16:00:42 +0300
Subject: [PATCH] Restore the maybe save warning.

---
 src/app/puzzle/vpmainwindow.cpp | 68 +++++++++++++++------------------
 src/app/puzzle/vpmainwindow.h   |  2 +-
 2 files changed, 31 insertions(+), 39 deletions(-)

diff --git a/src/app/puzzle/vpmainwindow.cpp b/src/app/puzzle/vpmainwindow.cpp
index 415b45abe..b5f49c621 100644
--- a/src/app/puzzle/vpmainwindow.cpp
+++ b/src/app/puzzle/vpmainwindow.cpp
@@ -928,50 +928,42 @@ void VPMainWindow::WriteSettings()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VPMainWindow::MaybeSave()
+auto VPMainWindow::MaybeSave() -> bool
 {
     // TODO: Implement maybe save check
-//    if (this->isWindowModified())
-//    {
-//        if (curFile.isEmpty() && ui->tableWidget->rowCount() == 0)
-//        {
-//            return true;// Don't ask if file was created without modifications.
-//        }
+    if (this->isWindowModified())
+    {
+        QScopedPointer<QMessageBox> messageBox(new QMessageBox(tr("Unsaved changes"),
+                                                               tr("Measurements have been modified.\n"
+                                                                  "Do you want to save your changes?"),
+                                                               QMessageBox::Warning, QMessageBox::Yes, QMessageBox::No,
+                                                               QMessageBox::Cancel, this, Qt::Sheet));
 
-//        QScopedPointer<QMessageBox> messageBox(new QMessageBox(tr("Unsaved changes"),
-//                                                               tr("Measurements have been modified.\n"
-//                                                                  "Do you want to save your changes?"),
-//                                                               QMessageBox::Warning, QMessageBox::Yes, QMessageBox::No,
-//                                                               QMessageBox::Cancel, this, Qt::Sheet));
+        messageBox->setDefaultButton(QMessageBox::Yes);
+        messageBox->setEscapeButton(QMessageBox::Cancel);
 
-//        messageBox->setDefaultButton(QMessageBox::Yes);
-//        messageBox->setEscapeButton(QMessageBox::Cancel);
+        messageBox->setButtonText(QMessageBox::Yes, curFile.isEmpty() || lIsReadOnly ? tr("Save…") : tr("Save"));
+        messageBox->setButtonText(QMessageBox::No, tr("Don't Save"));
 
-//        messageBox->setButtonText(QMessageBox::Yes, curFile.isEmpty() || mIsReadOnly ? tr("Save…") : tr("Save"));
-//        messageBox->setButtonText(QMessageBox::No, tr("Don't Save"));
+        messageBox->setWindowModality(Qt::ApplicationModal);
+        const auto ret = static_cast<QMessageBox::StandardButton>(messageBox->exec());
 
-//        messageBox->setWindowModality(Qt::ApplicationModal);
-//        const auto ret = static_cast<QMessageBox::StandardButton>(messageBox->exec());
-
-//        switch (ret)
-//        {
-//        case QMessageBox::Yes:
-//            if (mIsReadOnly)
-//            {
-//                return FileSaveAs();
-//            }
-//            else
-//            {
-//                return FileSave();
-//            }
-//        case QMessageBox::No:
-//            return true;
-//        case QMessageBox::Cancel:
-//            return false;
-//        default:
-//            break;
-//        }
-//    }
+        switch (ret)
+        {
+        case QMessageBox::Yes:
+            if (lIsReadOnly)
+            {
+                return on_actionSaveAs_triggered();
+            }
+            return on_actionSave_triggered();
+        case QMessageBox::No:
+            return true;
+        case QMessageBox::Cancel:
+            return false;
+        default:
+            break;
+        }
+    }
     return true;
 }
 
diff --git a/src/app/puzzle/vpmainwindow.h b/src/app/puzzle/vpmainwindow.h
index 995b73359..06997a441 100644
--- a/src/app/puzzle/vpmainwindow.h
+++ b/src/app/puzzle/vpmainwindow.h
@@ -544,7 +544,7 @@ private:
     void ReadSettings();
     void WriteSettings();
 
-    bool MaybeSave();
+    auto MaybeSave() -> bool;
 
     /**
      * @brief generateTiledPdf Generates the tiled Pdf in the given filename