Refactor loading song errors notification

include/Engine.h

@@ -117,7 +117,6 @@ private:
 		delete tmp;
 	}
 
-	static bool s_hasGUI;
 	static float s_framesPerTick;
 
 	// core

include/MainWindow.h

@@ -30,8 +30,6 @@
 #include <QtCore/QList>
 #include <QMainWindow>
 
-#include "export.h"
-
 class QAction;
 class QDomElement;
 class QGridLayout;
@@ -42,7 +40,7 @@ class PluginView;
 class ToolButton;
 
 
-class EXPORT MainWindow : public QMainWindow
+class MainWindow : public QMainWindow
 {
 	Q_OBJECT
 public:
@@ -97,12 +95,6 @@ public:
 	static void saveWidgetState( QWidget * _w, QDomElement & _de );
 	static void restoreWidgetState( QWidget * _w, const QDomElement & _de );
 
-	void collectErrors( const QList<QString>* errors );
-	void collectError( const QString & error );
-	void clearErrors();
-	void showErrors( const QString & reason );
-
-
 public slots:
 	void resetWindowTitle();
 
@@ -178,8 +170,6 @@ private:
 	QBasicTimer m_updateTimer;
 	QTimer m_autoSaveTimer;
 
-	QList<QString>* m_errors;
-
 	friend class GuiApplication;
 
 
@@ -199,4 +189,3 @@ signals:
 } ;
 
 #endif
-

include/Song.h

@@ -65,6 +65,10 @@ public:
 		Mode_Count
 	} ;
 
+	void clearErrors();
+	void collectError( const QString error );
+	bool hasErrors();
+	QString* errorSummary();
 
 	class playPos : public MidiTime
 	{
@@ -344,6 +348,8 @@ private:
 
 	bool m_loadingProject;
 
+	QList<QString> * m_errors;
+
 	PlayModes m_playMode;
 	playPos m_playPos[Mode_Count];
 	tact_t m_length;