GH-2769 add an option to not copy play time when copying instances

application/dialogs/CopyInstanceDialog.cpp

@@ -53,6 +53,7 @@ CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
     ui->groupBox->setCurrentIndex(index);
     ui->groupBox->lineEdit()->setPlaceholderText(tr("No group"));
     ui->copySavesCheckbox->setChecked(m_copySaves);
+    ui->keepPlaytimeCheckbox->setChecked(m_keepPlaytime);
 }
 
 CopyInstanceDialog::~CopyInstanceDialog()
@@ -123,3 +124,21 @@ void CopyInstanceDialog::on_copySavesCheckbox_stateChanged(int state)
         m_copySaves = true;
     }
 }
+
+bool CopyInstanceDialog::shouldKeepPlaytime() const
+{
+    return m_keepPlaytime;
+}
+
+
+void CopyInstanceDialog::on_keepPlaytimeCheckbox_stateChanged(int state)
+{
+    if(state == Qt::Unchecked)
+    {
+        m_keepPlaytime = false;
+    }
+    else if(state == Qt::Checked)
+    {
+        m_keepPlaytime = true;
+    }
+}