option to open database as read-only

main.go

@@ -26,9 +26,11 @@ func GetMagic() int64 {
 }
 
 //export Bolt_Open
-func Bolt_Open(path string) (ObjectReference, *C.char, int) {
+func Bolt_Open(readOnly bool, path string) (ObjectReference, *C.char, int) {
 	opts := *bolt.DefaultOptions
 	opts.Timeout = 10 * time.Second
+	opts.ReadOnly = readOnly
+
 	ptrDB, err := bolt.Open(path, os.FileMode(0644), &opts)
 	if err != nil {
 		errMsg := err.Error()

qbolt/boltdb.cpp

@@ -7,12 +7,12 @@ BoltDB::BoltDB()
 
 }
 
-BoltDB* BoltDB::createFrom(QString filePath, QString &errorOut)
+BoltDB* BoltDB::createFrom(QString filePath, bool readOnly, QString &errorOut)
 {
     QByteArray filePathBytes(filePath.toUtf8());
     GoString filePathGS = Interop::toGoString_WeakRef(&filePathBytes);
 
-    auto open_ret = ::Bolt_Open(filePathGS);
+    auto open_ret = ::Bolt_Open(readOnly, filePathGS);
     if (open_ret.r2 != 0) {
         errorOut = QString::fromUtf8(open_ret.r1, open_ret.r2);
         free(open_ret.r1);

qbolt/boltdb.h

@@ -14,7 +14,7 @@ protected:
     GoInt64 gmsDbRef;
 
 public:
-    static BoltDB* createFrom(QString filePath, QString &errorOut);
+    static BoltDB* createFrom(QString filePath, bool readOnly, QString &errorOut);
 
     bool listBucketsAtRoot(QString& errorOut, NameReciever cb);
 

qbolt/mainwindow.cpp

@@ -42,7 +42,7 @@ void MainWindow::on_actionNew_database_triggered()
 {
     QString file = QFileDialog::getSaveFileName(this, tr("Save new bolt database as..."));
     if (file.length()) {
-        openDatabase(file);
+        openDatabase(file, false);
     }
 }
 
@@ -50,15 +50,23 @@ void MainWindow::on_actionOpen_database_triggered()
 {
     QString file = QFileDialog::getOpenFileName(this, tr("Select bolt database..."));
     if (file.length()) {
-        openDatabase(file);
+        openDatabase(file, false);
     }
 }
 
-void MainWindow::openDatabase(QString file)
+void MainWindow::on_actionOpen_database_as_read_only_triggered()
+{
+    QString file = QFileDialog::getOpenFileName(this, tr("Select bolt database..."));
+    if (file.length()) {
+        openDatabase(file, true);
+    }
+}
+
+void MainWindow::openDatabase(QString file, bool readOnly)
 {
     // Open
     QString error;
-    auto *bdb = BoltDB::createFrom(file, error);
+    auto *bdb = BoltDB::createFrom(file, readOnly, error);
     if (bdb == nullptr) {
         QMessageBox qmb;
         qmb.setText(tr("Error opening database: %1").arg(error));

qbolt/mainwindow.h

@@ -51,8 +51,10 @@ private slots:
 
     void on_bucketData_itemSelectionChanged();
 
+    void on_actionOpen_database_as_read_only_triggered();
+
 protected:
-    void openDatabase(QString file);
+    void openDatabase(QString file, bool readOnly);
     void refreshBucketTree(QTreeWidgetItem* top);
     void refreshData(BoltDB *bdb, QStringList browse);
     void openEditor(BoltDB *bdb, QStringList saveAs, QByteArray saveAsKey, QByteArray currentContent);

qbolt/mainwindow.ui

@@ -278,6 +278,7 @@
     </property>
     <addaction name="actionNew_database"/>
     <addaction name="actionOpen_database"/>
+    <addaction name="actionOpen_database_as_read_only"/>
     <addaction name="separator"/>
     <addaction name="actionExit"/>
    </widget>
@@ -395,6 +396,11 @@
     <string>Add bucket...</string>
    </property>
   </action>
+  <action name="actionOpen_database_as_read_only">
+   <property name="text">
+    <string>Open database as read-only...</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <resources>