bunch of stuff. very basic drag/drop now working

aspectratiopixmaplabel.hpp

@@ -0,0 +1,23 @@
+#ifndef ASPECTRATIOPIXMAPLABEL_HPP
+#define ASPECTRATIOPIXMAPLABEL_HPP
+
+#include <QLabel>
+#include <QPixmap>
+#include <QResizeEvent>
+
+class AspectRatioPixmapLabel : public QLabel
+{
+    Q_OBJECT
+public:
+    explicit AspectRatioPixmapLabel(QWidget *parent = 0);
+    virtual int heightForWidth( int width ) const;
+    virtual QSize sizeHint() const;
+    QPixmap scaledPixmap() const;
+public slots:
+    void setPixmap ( const QPixmap & );
+    void resizeEvent(QResizeEvent *);
+private:
+    QPixmap pix;
+};
+
+#endif // ASPECTRATIOPIXMAPLABEL_HPP