[Emacs-diffs] Changes to emacs/src/window.c

[Richard M . Stallman]

Index: emacs/src/window.c
diff -c emacs/src/window.c:1.474 emacs/src/window.c:1.475
*** emacs/src/window.c:1.474    Sun Jul 25 17:35:49 2004
--- emacs/src/window.c  Sun Jul 25 17:43:57 2004
***************
*** 579,584 ****
--- 579,586 ----
     if it is on the window's modeline, return ON_MODE_LINE;
     if it is on the border between the window and its right sibling,
        return ON_VERTICAL_BORDER.
+    if it is on a scroll bar,
+       return ON_SCROLL_BAR.
     if it is on the window's top line, return ON_HEADER_LINE;
     if it is in left or right fringe of the window,
        return ON_LEFT_FRINGE or ON_RIGHT_FRINGE, and convert *X and *Y
***************
*** 673,679 ****
  
    /* Outside any interesting column?  */
    if (*x < left_x || *x > right_x)
!     return ON_VERTICAL_BORDER;
  
    lmargin_width = window_box_width (w, LEFT_MARGIN_AREA);
    rmargin_width = window_box_width (w, RIGHT_MARGIN_AREA);
--- 675,681 ----
  
    /* Outside any interesting column?  */
    if (*x < left_x || *x > right_x)
!     return ON_SCROLL_BAR;
  
    lmargin_width = window_box_width (w, LEFT_MARGIN_AREA);
    rmargin_width = window_box_width (w, RIGHT_MARGIN_AREA);
***************
*** 818,823 ****
--- 820,829 ----
      case ON_RIGHT_MARGIN:
        return Qright_margin;
  
+     case ON_SCROLL_BAR:
+       /* Historically we are supposed to return nil in this case.  */
+       return Qnil;
+ 
      default:
        abort ();
      }