Resolved issue #864. Valentina crashes on Mac OS X after closing Variables

Table dialog.

--HG--
branch : develop

src/app/valentina/dialogs/dialogincrements.cpp

@@ -1320,6 +1320,8 @@ void DialogIncrements::closeEvent(QCloseEvent *event)
     ui->lineEditName->blockSignals(true);
     ui->plainTextEditDescription->blockSignals(true);
 
+    disconnect(this->doc, &VPattern::FullUpdateFromFile, this, &DialogIncrements::FullUpdateFromFile);
+
     emit UpdateProperties();
     emit DialogClosed(QDialog::Accepted);
     event->accept();
@@ -1417,3 +1419,24 @@ DialogIncrements::~DialogIncrements()
 {
     delete ui;
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+void DialogIncrements::RestoreAfterClose()
+{
+    // Because of bug on Mac OS with Qt 5.11 closing this dialog causes a crash. Instead of closing we will keep
+    // dialog in memory and reuse it again. This function redo some moves made after close.
+
+    connect(this->doc, &VPattern::FullUpdateFromFile, this, &DialogIncrements::FullUpdateFromFile);
+
+    ui->tabWidget->setCurrentIndex(0);
+
+    if (ui->tableWidgetIncrement->rowCount() > 0)
+    {
+        ui->tableWidgetIncrement->selectRow(0);
+    }
+
+    if (ui->tableWidgetPC->rowCount() > 0)
+    {
+        ui->tableWidgetPC->selectRow(0);
+    }
+}

src/app/valentina/dialogs/dialogincrements.h

@@ -52,9 +52,14 @@ public:
     DialogIncrements(VContainer *data, VPattern *doc, QWidget *parent = nullptr);
     virtual ~DialogIncrements() override;
 
+    void RestoreAfterClose();
+
 signals:
     void UpdateProperties();
 
+public slots:
+    void FullUpdateFromFile();
+
 protected:
     virtual void closeEvent ( QCloseEvent * event ) override;
     virtual void changeEvent ( QEvent * event) override;
@@ -72,7 +77,6 @@ private slots:
     void SaveIncrFormula();
     void DeployFormula();
     void Fx();
-    void FullUpdateFromFile();
     void RefreshPattern();
 
 private:

src/app/valentina/mainwindow.cpp

@@ -4246,24 +4246,22 @@ void MainWindow::CreateActions()
     connect(ui->actionExportIncrementsToCSV, &QAction::triggered, this, &MainWindow::ExportDataToCSV);
     connect(ui->actionExportFinalMeasurementsToCSV, &QAction::triggered, this, &MainWindow::ExportFMeasurementsToCSV);
 
-    connect(ui->actionTable, &QAction::triggered, this, [this](bool checked)
+    connect(ui->actionTable, &QAction::triggered, this, [this]()
     {
-        if (checked)
+        // Because of bug on Mac with Qt 5.11 closing this dialog causes a crash. Instead of closing we will keep
+        // dialog in memory.
+        if (dialogTable.isNull())
         {
             dialogTable = new DialogIncrements(pattern, doc, this);
             connect(dialogTable.data(), &DialogIncrements::UpdateProperties, toolOptions,
                     &VToolOptionsPropertyBrowser::RefreshOptions);
-            connect(dialogTable.data(), &DialogIncrements::DialogClosed, this, [this]()
-            {
-                ui->actionTable->setChecked(false);
-                delete dialogTable;
-            });
             dialogTable->show();
         }
         else
         {
-            ui->actionTable->setChecked(true);
-            dialogTable->activateWindow();
+            dialogTable->FullUpdateFromFile();
+            dialogTable->RestoreAfterClose(); // Redo some moves after close
+            dialogTable->isVisible() ? dialogTable->activateWindow() : dialogTable->show();
         }
     });
 

src/app/valentina/mainwindow.ui

@@ -2203,7 +2203,7 @@
   </action>
   <action name="actionTable">
    <property name="checkable">
-    <bool>true</bool>
+    <bool>false</bool>
    </property>
    <property name="enabled">
     <bool>false</bool>