master bc3e9f4f6d: Fix mouse face handling during frame reentry on Haiku

[Po Lu]

branch: master
commit bc3e9f4f6d3224af84a28eb6bb4fd1e0a4688ed1
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Fix mouse face handling during frame reentry on Haiku
    
    * src/haikuterm.c (haiku_read_socket): Clear
    last_mouse_glyph_frame like on X.
---
 src/haikuterm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/haikuterm.c b/src/haikuterm.c
index 7630d9c103..f2bee1263d 100644
--- a/src/haikuterm.c
+++ b/src/haikuterm.c
@@ -3365,6 +3365,7 @@ haiku_read_socket (struct terminal *terminal, struct 
input_event *hold_quit)
            if (b->just_exited_p)
              {
                Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
+
                if (f == hlinfo->mouse_face_mouse_frame)
                  {
                    /* If we move outside the frame, then we're
@@ -3375,6 +3376,9 @@ haiku_read_socket (struct terminal *terminal, struct 
input_event *hold_quit)
                    haiku_flush_dirty_back_buffer_on (f);
                  }
 
+               if (f == x_display_list->last_mouse_glyph_frame)
+                 x_display_list->last_mouse_glyph_frame = NULL;
+
                if (f->auto_lower && !popup_activated_p
                    /* Don't do this if the mouse entered a scroll bar.  */
                    && !BView_inside_scroll_bar (FRAME_HAIKU_VIEW (f),