Added several actions that were left out while switching to module.

- save copy as
- export
- copy as c string
- copy as raw cpp string

pglab/QueryTool.h

@@ -39,14 +39,11 @@ public:
 
 	void newdoc();
 	bool load(const QString &filename);
-	void saveCopyAs();
 
 	void explain(bool analyze);
 
 	bool canClose() override;
 
-	void copyQueryAsCString();
-    void copyQueryAsRawCppString();
 	void generateCode();
 	void exportData(const QString &filename);
 
@@ -57,11 +54,18 @@ public:
 
 public slots:
 	void execute();
+	/// Save the document under its current name, a file save dialog will be shown if this is a new document
 	bool save();
+	/// Saves the document under a new name and continue editing the document under this new name.
 	bool saveAs();
+	/// Save the document under a new name but continue editing the document under its old name.
+	void saveCopyAs();
+	void copyQueryAsCString();
+	void copyQueryAsRawCppString();
 	void explain();
 	void analyze();
 	void cancel();
+	void exportData();
 private:
 
 	using ResultTabContainer = std::vector<TuplesResultWidget*>;