Selectable columns in FilesTreeView

Made columns shown in FilesTreeView selectable. Also, the order of
columns is saved and restored.

This was a difficult one. I even had to make a debug build of qt. But I
fixed a serious bug in FilesTreeModel::modeName: don't access the Hash
if modeName == -1.

1 files changed, 3 insertions, 1 deletions

diff --git a/shemov.h b/shemov.h
index 1cb367f..3097483 100644
--- a/shemov.h
+++ b/shemov.h
@@ -27,7 +27,7 @@ class SheMov : public QMainWindow {
 	Q_OBJECT
 	public:
 		SheMov(QWidget *parent = 0, Qt::WindowFlags flags = 0);
-		~SheMov() {};
+		~SheMov() {}
 
 	protected:
 		virtual void closeEvent(QCloseEvent *event);
@@ -134,6 +134,7 @@ class SheMov : public QMainWindow {
 		QActionGroup *mOpenWithGroupFS;
 		QActionGroup *mOpenWithGroupAV;
 		QActionGroup *mCleanupGroup;
+		QActionGroup *mFilesTreeHeadersGroup;
 		//EndActions
 		
 		QSignalMapper *mRenameMapper;
@@ -146,6 +147,7 @@ class SheMov : public QMainWindow {
 		QMenu *mOpenWithMenuAV;
 		QMenu *mRenameMenu;
 		QMenu *mTreeViewMenu;
+		QMenu *mTreeHeaderMenu;
 		QAction *mEditFSMenuA;
 
 		//widgets + dialogs