provide access to version string from command line class

renamed version() to isVersionOption() to mirror isHelpOption()
added new public version() to provide access to the version string

commandline.cpp

@@ -47,7 +47,7 @@ CommandLine::CommandLine(const QStringList &args)
 	// NOTE: leave m_returnCode set to -1 to start GUI,
 
 	// parse command line arguments
-	if (version(args))
+	if (isVersionOption(args))
 	{
 		m_returnCode = 0;
 		return;
@@ -116,15 +116,14 @@ void CommandLine::coutClose(void)
 }
 
 
-// function to print version number
-bool CommandLine::version(const QStringList &args)
+// function to check if version option was specified and to process it
+bool CommandLine::isVersionOption(const QStringList &args)
 {
 	if (args.count() != 2 || args.at(1) != "-v")
 	{
 		return false;  // not our option or extra/invalid options
 	}
-	cout() << tr("%1 version %2").arg(m_programName)
-		.arg(ibcp_RELEASE_STRING + 7) << endl;
+	cout() << tr("%1 version %2").arg(m_programName).arg(version()) << endl;
 	return true;
 }
 
@@ -143,4 +142,11 @@ int CommandLine::copyrightYear(void) const
 }
 
 
+// function to return the version number string
+QString CommandLine::version(void) const
+{
+	return QString(ibcp_RELEASE_STRING + 7);
+}
+
+
 // end: commandline.cpp

commandline.h

@@ -33,9 +33,9 @@ class CommandLine
 {
 	Q_DECLARE_TR_FUNCTIONS(CommandLine)
 
-	bool version(const QStringList &args);
 	QTextStream &cout(FILE *stream = stdout);
 	void coutClose(void);
+	bool isVersionOption(const QStringList &args);
 	bool isHelpOption(const QStringList &args) const;
 
 	static const char *s_gplStatement[];
@@ -59,6 +59,7 @@ class CommandLine
 	{
 		return m_programName;
 	}
+	QString version(void) const;
 	int copyrightYear(void) const;
 	static const char **gplStatement(void)
 	{