[gparted] Use Gtk::Paned (!25)

[Mike Fleetwood <mfleetwo src gnome org>]

commit 667af24c73e34eef6199b1c5ad2f85a422eca4eb
Author: Luca Bacci <luca bacci982 gmail com>
Date:   Wed Feb 27 17:52:50 2019 +0100

    Use Gtk::Paned (!25)
    
    Gtk::HPaned and Gtk::VPaned were deprecated in Gtkmm 3.2.  Replace with
    plain Gtk::Paned.
    
    Closes !25 - Modern Gtk3 - part 1

 include/Win_GParted.h | 4 ++--
 src/Win_GParted.cc    | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/include/Win_GParted.h b/include/Win_GParted.h
index f18850ff..ff2b37f9 100644
--- a/include/Win_GParted.h
+++ b/include/Win_GParted.h
@@ -216,8 +216,8 @@ private:
        std::vector<Operation *> operations;
 
 //gui stuff
-       Gtk::HPaned hpaned_main;
-       Gtk::VPaned vpaned_main;
+       Gtk::Paned hpaned_main;
+       Gtk::Paned vpaned_main;
        Gtk::Box vbox_main;
        Gtk::Box vbox_info;
        Gtk::Box hbox_toolbar;
diff --git a/src/Win_GParted.cc b/src/Win_GParted.cc
index da199a31..1ebaaf1c 100644
--- a/src/Win_GParted.cc
+++ b/src/Win_GParted.cc
@@ -117,6 +117,7 @@ Win_GParted::Win_GParted( const std::vector<Glib::ustring> & user_devices )
        
        //hpaned_main (NOTE: added to vpaned_main)
        init_hpaned_main() ;
+       vpaned_main.set_orientation(Gtk::ORIENTATION_VERTICAL);
        vpaned_main .pack1( hpaned_main, true, true ) ;
        
        //vpaned_main....
@@ -669,6 +670,7 @@ void Win_GParted::init_device_info()
 
 void Win_GParted::init_hpaned_main() 
 {
+       hpaned_main.set_orientation(Gtk::ORIENTATION_HORIZONTAL);
        //left scrollwindow (holds device info)
        scrollwindow = manage( new Gtk::ScrolledWindow() ) ;
        scrollwindow ->set_shadow_type( Gtk::SHADOW_ETCHED_IN );