Fix scrollbars for pgtk

* src/pgtkterm.c (xg_scroll_callback, xg_end_scroll_callback)[HAVE_MPS]:
Load the scroll-bar from the cell.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/pgtkterm.c b/src/pgtkterm.c
index 7279f5d863b..7ec0969a14b 100644
--- a/src/pgtkterm.c
+++ b/src/pgtkterm.c
@@ -3953,7 +3953,12 @@ xg_scroll_callback (GtkRange * range,
                     GtkScrollType scroll, gdouble value, gpointer user_data)
 {
   int whole = 0, portion = 0;
+#ifdef HAVE_MPS
+  struct scroll_bar **bar_cell = user_data;
+  struct scroll_bar *bar = *bar_cell;
+#else
   struct scroll_bar *bar = user_data;
+#endif
   enum scroll_bar_part part = scroll_bar_nowhere;
   GtkAdjustment *adj = GTK_ADJUSTMENT (gtk_range_get_adjustment (range));
 
@@ -4019,7 +4024,12 @@ static gboolean
 xg_end_scroll_callback (GtkWidget *widget,
                         GdkEventButton *event, gpointer user_data)
 {
+#ifdef HAVE_MPS
+  struct scroll_bar **bar_cell = user_data;
+  struct scroll_bar *bar = *bar_cell;
+#else
   struct scroll_bar *bar = user_data;
+#endif
   bar->dragging = -1;
   if (WINDOWP (window_being_scrolled))
     {