Rewrite Haiku frame geometry code to handle decorator frames

* doc/lispref/frames.texi (Frame Layout): Document changes to
Haiku frame layout.

* src/haiku_support.cc (class EmacsWindow, MoveToIncludingFrame)
(EmacsMoveTo, MakeFullscreen): Move to an offset including the
decorator frames.
(be_get_window_decorator_dimensions):
(be_get_window_decorator_frame): New functions.

* src/haiku_support.h: Update prototypes.

* src/haikufns.c (haiku_update_after_decoration_change): New
function.
(haiku_create_frame, haiku_set_undecorated)
(haiku_set_override_redirect): Call that function.
(frame_geometry): Actually calculate frame geometry based on
decorator and frame sizes.

* src/haikuterm.c (haiku_coords_from_parent): Use frame width
instead.
(haiku_read_socket): Set left and top positions based on
decorator width and height.
* src/haikuterm.h (struct haiku_output): New field `frame_x' and
`frame_y'.

1 files changed, 2 insertions, 2 deletions

diff --git a/doc/lispref/frames.texi b/doc/lispref/frames.texi
index 3bbeef005bd..5853c45b79e 100644
--- a/doc/lispref/frames.texi
+++ b/doc/lispref/frames.texi
@@ -683,9 +683,9 @@ The position of the top left corner of the native frame specifies the
 indicate that position for the various builds:
 
 @itemize @w{}
-@item (1) non-toolkit and terminal frames
+@item (1) non-toolkit, Haiku, and terminal frames
 
-@item (2) Lucid, Motif, MS-Windows, and Haiku frames
+@item (2) Lucid, Motif, and MS-Windows frames
 
 @item (3) GTK+ and NS frames
 @end itemize