force modified line update upon save

the capture modified line function is called by the program save
function to force any modified line to be emitted before the program
is saved, which required this function to be made public

editbox.h

@@ -40,6 +40,7 @@ class EditBox : public QPlainTextEdit
 	void selectAll(void);
 	void resetModified(void);
 	void setPlainText(const QString &text);
+	void captureModifiedLine(void);
 
 	int lineNumberWidgetWidth(void);
 	void paintLineNumberWidget(QPaintEvent *event);
@@ -62,7 +63,6 @@ private slots:
 
 private:
 	bool pasteSelection(const QPoint &pos = QPoint());
-	void captureModifiedLine(void);
 
 	enum {
 		BaseLineNumber = 0			// number of first line

mainwindow.cpp

@@ -405,6 +405,9 @@ bool MainWindow::programSave(const QString &programPath)
 {
 	QFile file(programPath);
 
+	// make sure any current modified line is emitted from the edit box
+	m_editBox->captureModifiedLine();
+
 	if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
 	{
 		QMessageBox::warning(this, tr("IBCP"), tr("Failed to save file."));