* src/haiku_support.cc (class EmacsWindow): New field
`menus_begun'.
(MenusBeginning): Don't send menu bar open events when that is
set, instead set it to true.
(BMenuBar_start_tracking): Stop locking the menu bar here and
send a special BE_MENU_BAR_OPEN event instead.
* src/haiku_support.h (struct haiku_menu_bar_state_event):
Delete field `no_lock'.
* src/haikumenu.c (Fhaiku_menu_bar_open):
* src/haikuterm.c (haiku_read_socket): Update accordingly.
* lisp/mouse.el (mouse-drag-and-drop-region): Allow dragging to
the current frame if we know `return-frame' doesn't work.
* lisp/term/haiku-win.el (haiku-dnd-drag-handler): New function.
* src/haiku_support.cc (MouseMoved): Don't send drag motion
events for the drag frame.
* src/haikuselect.c (haiku_note_drag_motion_1)
(haiku_note_drag_motion_2, haiku_note_drag_motion): New
functions.
(syms_of_haikuselect): New variable `haiku-drag-track-function'.
* src/haikuterm.c (haiku_read_socket): Note mouse motion in that
case.q
* src/haikuterm.h: Update prototypes.
* src/haiku_support.cc (be_drag_message): Set new DND flag.
(be_drag_and_drop_in_progress): New function.
* src/haiku_support.h: Update prototypes.
* src/haikuterm.c (haiku_read_socket): Don't store DND motion
events if DND is in progress.
* lisp/term/haiku-win.el (haiku-drag-and-drop): Handle special
drag and drop motion events.
* src/haiku_support.cc (MouseMoved): Set `dnd_message' flag.
* src/haiku_support.h (struct haiku_mouse_motion_event): New
member `dnd_message'.
* src/haikuterm.c (haiku_read_socket): Create special DND events
when the mouse moves with a drop message.
* src/haiku_support.cc (EmacsWindow): Set appropriate pulse
rate.
(class EmacsScrollBar, ValueChanged): Don't send any part events
here.
(MouseDown): Set dragging to a value larger than 1 if the scroll
bar is at the end.
(Pulse): New method.
* src/haiku_support.cc (class EmacsWindow, Zoom, UnZoom): Track
zoom state manually instead of guessing what the system
currently thinks it is.
(MakeFullscreen): Always unzoom first.
* src/haiku_support.h (struct haiku_zoom_event): Remove all
fields and add a single field `zoomed'.
* src/haikufns.c (haiku_create_frame, haiku_create_tip_frame):
Remove use of pending_zoom fields.
* src/haikuterm.c (haiku_read_socket): Simplify handling of zoom
events.
(haiku_fullscreen): Simplify handling of different zoom states.
* src/haikuterm.h (struct haiku_output): Remove all pending_zoom
fields since they are no longer required.
* src/haiku_support.cc (MessageReceived): If source is remote,
don't test window ID.
(MouseMoved): Don't send mouse motion if dragging.
(be_drag_message): Return true if quit-flag.
* src/haiku_support.h: Update prototypes.
* src/haikuselect.c (haiku_should_quit_drag): New function.
(Fhaiku_drag_message): If rc is true, quit.
* src/haiku_support.cc (class EmacsWindow): New field
`window_id'.
(MessageReceived): Ignore dropped messages with same window id.
(be_drag_message): Add source frame's window ID to message.
* src/haiku_support.cc (grab_view, grab_view_locker): New
variables.
(MouseMoved, MouseDown, MouseUp): Keep track of the grab and
don't deliver motion events to any other view.
* doc/lispref/frames.texi (Drag and Drop): Fix documentation of
`x-begin-drag' to match actual function arity.
* lisp/term/haiku-win.el (haiku-dnd-selection-value): New
variable.
(haiku-dnd-selection-converters): New variable.
(haiku-dnd-convert-string): New function.
(gui-backend-get-selection, gui-backend-set-selection): Handle
XdndSelection specially.
(x-begin-drag): New function.
* src/haiku_select.cc (be_create_simple_message)
(be_add_message_data): New functions.
* src/haiku_support.cc (WAIT_FOR_RELEASE): New message type.
(class EmacsView, MouseUp): If waiting for release, reply and
drop event.
(be_drag_message, be_drag_message_thread_entry): New functions.
* src/haiku_support.h: Update prototypes.
* src/haikuselect.c (lisp_to_type_code, haiku_lisp_to_message)
(Fhaiku_drag_message): New functions.
(syms_of_haikuselect): Define new subr.
* src/haikuselect.h: Update prototypes.
* lisp/term/haiku-win.el (haiku-dnd-handle-drag-n-drop-event):
Update for new DND event format.
* src/haiku_io.c (haiku_len): Handle DRAG_AND_DROP_EVENTs.
* src/haiku_select.cc (be_enum_message, be_get_refs_data)
(be_get_message_data): New function.
* src/haiku_support.cc (class Emacs): Remove `RefsReceived'.
(MessageReceived): Generate new kind of drag-n-drop events.
* src/haiku_support.h (enum haiku_event_type): Rename
`REFS_EVENT' to `DRAG_AND_DROP_EVENT'.
(struct haiku_refs_event): Delete struct.
(struct haiku_drag_and_drop_event): New struct.
* src/haikuselect.c (haiku_message_to_lisp): New function.
(syms_of_haikuselect): New symbols.
* src/haikuselect.h: Update prototypes.
* src/haikuterm.c (haiku_read_socket): Handle new type of
drag-and-drop events by serializing drop message to Lisp and
letting Lisp code do the processing.
* src/haikuterm.h: Update prototypes.
* src/haiku_io.c (haiku_read_with_timeout): Accept `bigtime_t'
instead of `time_t' for values which are cast to bigtime_t
anyway.
* src/haiku_support.cc (BMenu_run): Read all help events instead
of just one.
* src/haiku_support.h: Update prototypes.
* src/haiku_support.cc (class EmacsScrollBar): New field
`maybe_overscroll'.
(MouseDown): Set that field.
(MouseUp): Clear that field.
(MouseMoved): Also test `maybe_overscroll' to ensure that a grab
started inside the scroll bar.
* src/haiku_support.cc (class EmacsScrollBar): New field
`real_max_value'.
(MessageReceived): Set real max value.
(MouseMoved): Get rid of magic numbers by using real max value
instead.
* src/haiku_support.cc (class EmacsScrollBar): New fields
`in_overscroll', `can_overscroll', `last_overscroll',
`last_reported_overscroll_value' and `max_value'.
(ValueChanged): Make very sure extraneous value are not
generated.
(MouseUp): Clear overscroll if enabled.
(MouseMoved): If overscroll is enabled and dragging downwards
fails to dislodge the maximum value, enable overscrolling.
(BView_scroll_bar_update): New parameter `can_overscroll'
* src/haiku_support.h: Update prototypes.
* src/haikuterm.c (haiku_set_scroll_bar_thumb)
(haiku_set_horizontal_scroll_bar_thumb): Adjust parameters to
scroll bar update functions.
(haiku_read_socket): Take ceiling of bar position if
horizontal.
* src/haiku_support.cc (MessageReceived): Use floats for
calculating portion and subtract proportion directly.
* src/haikuterm.c (haiku_set_scroll_bar_thumb): Take ceiling of
value instead of rounding it.
* src/haiku_support.cc (MessageReceived): Subtract portion from
range of scroll bar.
* src/haikuterm.c (BE_SB_MAX): Adjust values for better
rounding.
(haiku_set_scroll_bar_thumb): Round values instead of
truncating them.
* src/haiku_support.cc (EmacsScrollBar): Set steps to
appropriate value.
(ValueChanged): Test new value against old value before sending
value event.
(MessageReceived): Handle portion and range.
(BView_scroll_bar_update): New argument for portion.
* src/haiku_support.h: Update prototypes.
* src/haikuterm.c (haiku_set_scroll_bar_thumb):
(haiku_set_horizontal_scroll_bar_thumb): New functions.
(haiku_set_horizontal_scroll_bar):
(haiku_set_vertical_scroll_bar): Use those functions to set
scroll bar values.
(haiku_read_socket): Handle new meanings of scroll bar values.
* src/haikuterm.h (struct scroll_bar):
* src/haiku_support.cc (BMenu_run): Make
`process_pending_signals_function' return a struct timespec.
* src/haiku_support.h: Update prototypes.
* src/haikumenu.c (haiku_process_pending_signals_for_menu):
Return result of `timer_run'.
* src/haikuterm.c (haiku_flush): Flip buffers if frame is dirty.
* src/haiku_support.cc (BWindow_dimensions): New functions.
* src/haiku_support.h: Update prototypes.
* src/haikufns.c (Fx_show_tip): Use actual dimensions, because
the decorator might specify a minimum width and height for the
tooltip frame.
* src/haikuterm.c (haiku_update_size_hints): Ignore tooltip
frames.
* src/haiku_support.cc (class EmacsScrollBar): New field `info'.
(EmacsScrollBar): Obtain scroll bar info on initialization.
(ButtonRegionFor): Use that information instead.
* src/haiku_support.cc (class EmacsScrollBar): Remove field
`scroll_bar'.
(ValueChanged, MouseDown, MouseUp, BScrollBar_make_for_view):
Adjust for changes.
* src/haiku_support.h (struct haiku_scroll_bar_value_event)
(struct haiku_scroll_bar_drag_event)
(struct haiku_scroll_bar_part_event): New field `window'.
* src/haikuterm.c (haiku_scroll_bar_from_widget): New function.
(haiku_read_socket): Adjust for changes in scroll bar event
structures.
* src/haiku_io.c (haiku_len): Add `SCROLL_BAR_PART_EVENT'.
* src/haiku_support.cc (class EmacsScrollBar): New fields
`dragging' and `current_state', along with `old_value' and
`current_part'.
(EmacsScrollBar): Set horizontal flag to `horizontal_p'.
(MessageReceived): Set old_value when receiving
SCROLL_BAR_UPDATE message.
(ValueChanged): Don't allow scroll bar values to change while
dragging.
(MouseUp, MouseDown): Calculate button under mouse and act
accordingly.
* src/haiku_support.h (enum haiku_event_type): New event
`SCROLL_BAR_PART_EVENT'.
(enum haiku_scroll_bar_part): New enumerator.
(struct haiku_scroll_bar_part_event): New struct.
* src/haikuterm.c (haiku_read_socket): Handle
SCROLL_BAR_PART_EVENTs.
* src/haiku_support.cc (class EmacsView): New field
`invalid_region'.
(FlipBuffers): Only invalidate that region.
(SetUpDoubleBuffering): Clear that region.
(BView_draw_lock): New parameters for denoting the region
to invalidate.
(BView_invalidate_region): New function.
* src/haiku_support.h: Update prototypes.
* src/haikufns.c (haiku_set_background_color):
* src/haikumenu.c (digest_menu_items):
* src/haikuterm.c (haiku_clip_to_string):
(haiku_flip_buffers):
(haiku_clear_frame_area):
(haiku_clear_frame):
(haiku_draw_glyph_string):
(haiku_after_update_window_line):
(haiku_draw_window_cursor):
(haiku_draw_vertical_window_border):
(haiku_draw_window_divider):
(haiku_draw_fringe_bitmap):
(haiku_scroll_run):
(haiku_read_socket):
(haiku_flash):
(haiku_clear_under_internal_border): Mark appropriate region as
invalid before buffer flip.
* src/haiku_support.cc (MouseMoved):
(BView_inside_scroll_bar): New functions.
* src/haiku_support.h: Update prototypes.
* src/haikuterm.c (haiku_read_socket): Don't auto-lower if the
pointer left the view for a scroll bar.
* src/haiku_support.cc (BAlert_set_offset_spacing): New
function.
* src/haiku_support.h: Update prototypes.
* src/haikumenu.c (struct submenu_stack_cell): Remove unused
struct.
(haiku_dialog_show): Use offset spacing if a left-right boundary
was seen and make sure the user can always quit a dialog if no
enabled items exist.
* src/haiku_support.cc (alert_popup_value): New variable.
(be_alert_thread_entry): New function.
(BAlert_go): Complete rewrite that allows async input to be
handled while the popup is active.
* src/haiku_support.h: Update prototypes.
* src/haikumenu.c (haiku_dialog_show, haiku_popup_dialog): Stop
blocking input and pass required callbacks to `BAlert_go'.
* src/haikuterm.c (haiku_term_init): Set interrupt input mode to
t.
* src/haiku_io.c (haiku_len): Handle `MENU_BAR_LEFT'.
* src/haiku_support.cc (EmacsMenuBar::MouseMoved): New function.
* src/haiku_support.h (enum haiku_event_type): New event
`MENU_BAR_LEFT'.
(struct haiku_menu_bar_left_event): New structure.
* src/haikuterm.c (haiku_read_socket): Don't auto-lower when the
mouse exits the frame view onto the menu bar and handle
MENU_BAR_LEFT events.
* src/haiku_support.cc (BBitmap_import_mono_bits): Rewrite to
use ImportBits.
(BBitmap_import_fringe_bitmap): New function.
* src/haiku_support.h: Update prototypes.
* src/haikuterm.c (haiku_define_fringe_bitmap): Pass entire
short array to BBitmap_import_fringe_bitmap instead.
