-
- int old_status = mwindow->session->vcanvas_highlighted;
-
- int cursor_x = get_relative_cursor_x();
- int cursor_y = get_relative_cursor_y();
-
- mwindow->session->vcanvas_highlighted = (get_cursor_over_window() &&
- cursor_x >= canvas->x &&
- cursor_x < canvas->x + canvas->w &&
- cursor_y >= canvas->y &&
- cursor_y < canvas->y + canvas->h);
-
-
-//printf("VWindowGUI::drag_motion 1 %d %d %d %d %d\n", __LINE__,
-// mwindow->session->vcanvas_highlighted, get_cursor_over_window(), cursor_x, cursor_y);
-
- if(old_status != mwindow->session->vcanvas_highlighted)
- canvas->draw_refresh();
+ int need_highlight = cursor_above() && get_cursor_over_window() ? 1 : 0;
+ if( highlighted == need_highlight ) return;
+ highlighted = need_highlight;
+ canvas->draw_refresh();