* gtkutil.c (xg_update_scrollbar_pos): Call XClearWindow to clear

  "under" scroll bar when size/position changes.

diff --git a/src/ChangeLog b/src/ChangeLog
index 07a247e2fd961d8184e55655207bdf316bd954f0..f3aa96bb1e5c469e7edb713aca28f9084de38f22 100644 (file)
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2004-05-03  Jan Dj\e,Ad\e(Brv  <jan.h.d@swipnet.se>
+
+       * gtkutil.c (xg_update_scrollbar_pos): Call XClearWindow to clear
+       "under" scroll bar when size/position changes.
+
 2004-05-03  Jason Rumney  <jasonr@gnu.org>
 
        * makefile.nt: Remove.

diff --git a/src/gtkutil.c b/src/gtkutil.c
index 4d0b50573f7f79c0e7e5b4227ef1d80acbacd623..82d5135d2bceff45c6604c859606f6208aaef383 100644 (file)
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -2760,18 +2760,16 @@ xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height,
   if (wscroll)
     {
       GtkWidget *wfixed = f->output_data.x->edit_widget;
-      int winextra = canon_width > width ? (canon_width - width) / 2 : 0;
-      int bottom = top + height;
 
-      gint slider_width;
-      int oldtop, oldleft, oldbottom;
-      GtkRequisition req;
+      gtk_container_set_reallocate_redraws (GTK_CONTAINER (wfixed), TRUE);
 
-      /* Get old values.  */
-      xg_find_top_left_in_fixed (wscroll, wfixed, &oldleft, &oldtop);
-      gtk_widget_size_request (wscroll, &req);
-      oldbottom = oldtop + req.height;
+      /* Move and resize to new values.  */
+      gtk_fixed_move (GTK_FIXED (wfixed), wscroll, left, top);
+      gtk_widget_set_size_request (wscroll, width, height);
 
+      /* Must force out update so changed scroll bars gets redrawn.  */
+      gdk_window_process_all_updates ();
+      
       /* Scroll bars in GTK has a fixed width, so if we say width 16, it
          will only be its fixed width (14 is default) anyway, the rest is
          blank.  We are drawing the mode line across scroll bars when
@@ -2799,62 +2797,7 @@ xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height,
          the scroll bar and the edge of the window and between the scroll
          bar and the fringe.  */
 
-      if (oldtop != -1 && oldleft != -1)
-        {
-          int gtkextral, gtkextrah;
-          int xl, xr, wbl, wbr;
-          int bottomdiff, topdiff;
-
-          gtk_widget_style_get (wscroll, "slider_width", &slider_width, NULL);
-          gtkextral = width > slider_width ? (width - slider_width) / 2 : 0;
-          gtkextrah = gtkextral ? (width - slider_width - gtkextral) : 0;
-
-          xl = real_left;
-          wbl = gtkextral + winextra;
-          wbr = gtkextrah + winextra;
-          xr = left + gtkextral + slider_width;
-          bottomdiff = abs (oldbottom - bottom);
-          topdiff = abs (oldtop - top);
-
-          if (oldleft != left)
-            {
-              gdk_window_clear_area (wfixed->window, xl, top, wbl, height);
-              gdk_window_clear_area (wfixed->window, xr, top, wbr, height);
-            }
-
-          if (oldtop > top)
-            {
-              gdk_window_clear_area (wfixed->window, xl, top, wbl, topdiff);
-              gdk_window_clear_area (wfixed->window, xr, top, wbr, topdiff);
-            }
-          else if (oldtop < top)
-            {
-              gdk_window_clear_area (wfixed->window, xl, oldtop, wbl, topdiff);
-              gdk_window_clear_area (wfixed->window, xr, oldtop, wbr, topdiff);
-            }
-
-          if (oldbottom > bottom)
-            {
-              gdk_window_clear_area (wfixed->window, xl, bottom, wbl,
-                                     bottomdiff);
-              gdk_window_clear_area (wfixed->window, xr, bottom, wbr,
-                                     bottomdiff);
-            }
-          else if (oldbottom < bottom)
-            {
-              gdk_window_clear_area (wfixed->window, xl, oldbottom, wbl,
-                                     bottomdiff);
-              gdk_window_clear_area (wfixed->window, xr, oldbottom, wbr,
-                                     bottomdiff);
-            }
-        }
-
-      /* Move and resize to new values.  */
-      gtk_fixed_move (GTK_FIXED (wfixed), wscroll, left, top);
-      gtk_widget_set_size_request (wscroll, width, height);
-      
-      /* Must force out update so changed scroll bars gets redrawn.  */
-      gdk_window_process_all_updates ();
+      XClearWindow (FRAME_X_DISPLAY (f), GTK_WIDGET_TO_X_WIN (wscroll));
 
       SET_FRAME_GARBAGED (f);
       cancel_mouse_face (f);