Implement visual bell on Haiku like on X

* src/haiku_draw_support.cc
(BView_FillRectangleForVisibleBell): Delete function.
(BView_InvertRect): New function.

* src/haiku_support.cc (class EmacsView): Delete field
`visible_bell_color' and visible bell related methods.
(EmacsView_do_visible_bell): Delete function.
* src/haiku_support.h: Update prototypes.

* src/haikuterm.c (haiku_flash): Implement using
`BView_InvertRect'.
(haiku_beep): Use `haiku_flash' instead.

1 files changed, 3 insertions, 4 deletions

diff --git a/src/haiku_draw_support.cc b/src/haiku_draw_support.cc
index 270a619b89b..f8df298958f 100644
--- a/src/haiku_draw_support.cc
+++ b/src/haiku_draw_support.cc
@@ -479,10 +479,9 @@ BView_SetHighColorForVisibleBell (void *view, uint32_t color)
 }
 
 void
-BView_FillRectangleForVisibleBell (void *view, int x, int y, int width, int height)
+BView_InvertRect (void *view, int x, int y, int width, int height)
 {
-  BView *vw = (BView *) view;
-  BRect rect = BRect (x, y, x + width - 1, y + height - 1);
+  BView *vw = get_view (view);
 
-  vw->FillRect (rect);
+  vw->InvertRect (BRect (x, y, x + width - 1, y + height - 1));
 }