/* Haiku window system support. Hey Emacs, this is -*- C++ -*- Copyright (C) 2021-2024 Free Software Foundation, Inc. This file is part of GNU Emacs. GNU Emacs is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. GNU Emacs is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Emacs. If not, see . */ #ifndef _HAIKU_SUPPORT_H #define _HAIKU_SUPPORT_H #include #ifdef HAVE_FREETYPE #include #include #include FT_FREETYPE_H #include FT_SIZES_H #endif #ifdef USE_BE_CAIRO #include #endif #include #include enum haiku_cursor { CURSOR_ID_SYSTEM_DEFAULT = 1, CURSOR_ID_CONTEXT_MENU = 3, CURSOR_ID_COPY = 4, CURSOR_ID_CREATE_LINK = 29, CURSOR_ID_CROSS_HAIR = 5, CURSOR_ID_FOLLOW_LINK = 6, CURSOR_ID_GRAB = 7, CURSOR_ID_GRABBING = 8, CURSOR_ID_HELP = 9, CURSOR_ID_I_BEAM = 2, CURSOR_ID_I_BEAM_HORIZONTAL = 10, CURSOR_ID_MOVE = 11, CURSOR_ID_NO_CURSOR = 12, CURSOR_ID_NOT_ALLOWED = 13, CURSOR_ID_PROGRESS = 14, CURSOR_ID_RESIZE_NORTH = 15, CURSOR_ID_RESIZE_EAST = 16, CURSOR_ID_RESIZE_SOUTH = 17, CURSOR_ID_RESIZE_WEST = 18, CURSOR_ID_RESIZE_NORTH_EAST = 19, CURSOR_ID_RESIZE_NORTH_WEST = 20, CURSOR_ID_RESIZE_SOUTH_EAST = 21, CURSOR_ID_RESIZE_SOUTH_WEST = 22, CURSOR_ID_RESIZE_NORTH_SOUTH = 23, CURSOR_ID_RESIZE_EAST_WEST = 24, CURSOR_ID_RESIZE_NORTH_EAST_SOUTH_WEST = 25, CURSOR_ID_RESIZE_NORTH_WEST_SOUTH_EAST = 26, CURSOR_ID_ZOOM_IN = 27, CURSOR_ID_ZOOM_OUT = 28 }; enum haiku_z_group { Z_GROUP_ABOVE, Z_GROUP_NONE, Z_GROUP_BELOW, }; enum haiku_alert_type { HAIKU_EMPTY_ALERT = 0, HAIKU_INFO_ALERT, HAIKU_IDEA_ALERT, HAIKU_WARNING_ALERT, HAIKU_STOP_ALERT }; enum haiku_event_type { QUIT_REQUESTED, FRAME_RESIZED, FRAME_EXPOSED, KEY_DOWN, KEY_UP, ACTIVATION, MOUSE_MOTION, BUTTON_DOWN, BUTTON_UP, ICONIFICATION, MOVE_EVENT, SCROLL_BAR_VALUE_EVENT, SCROLL_BAR_PART_EVENT, SCROLL_BAR_DRAG_EVENT, WHEEL_MOVE_EVENT, MENU_BAR_RESIZE, MENU_BAR_CLICK, MENU_BAR_OPEN, MENU_BAR_SELECT_EVENT, MENU_BAR_CLOSE, MENU_BAR_HELP_EVENT, ZOOM_EVENT, DRAG_AND_DROP_EVENT, APP_QUIT_REQUESTED_EVENT, DUMMY_EVENT, SCREEN_CHANGED_EVENT, MENU_BAR_LEFT, CLIPBOARD_CHANGED_EVENT, FONT_CHANGE_EVENT, NOTIFICATION_CLICK_EVENT, }; struct haiku_clipboard_changed_event { char dummy; }; struct haiku_screen_changed_event { bigtime_t when; }; struct haiku_quit_requested_event { void *window; }; struct haiku_resize_event { void *window; float width; float height; }; struct haiku_expose_event { void *window; int x; int y; int width; int height; }; struct haiku_drag_and_drop_event { void *window; int x, y; void *message; }; struct haiku_app_quit_requested_event { char dummy; }; struct haiku_dummy_event { char dummy; }; enum haiku_modifier_specification { HAIKU_MODIFIER_ALT = 1, HAIKU_MODIFIER_CTRL = (1 << 1), HAIKU_MODIFIER_SHIFT = (1 << 2), HAIKU_MODIFIER_SUPER = (1 << 3), }; struct haiku_key_event { void *window; int modifiers; unsigned keysym; uint32_t multibyte_char; /* Time the keypress occurred, in microseconds. */ bigtime_t time; }; struct haiku_activation_event { void *window; int activated_p; }; struct haiku_mouse_motion_event { void *window; bool just_exited_p; int x; int y; bigtime_t time; bool dnd_message; }; struct haiku_menu_bar_left_event { void *window; int x, y; }; struct haiku_menu_bar_click_event { void *window; int x, y; }; struct haiku_button_event { void *window; void *scroll_bar; int btn_no; int modifiers; int x; int y; bigtime_t time; }; struct haiku_iconification_event { void *window; int iconified_p; }; struct haiku_move_event { void *window; int x, y; int decorator_width; int decorator_height; }; struct haiku_wheel_move_event { void *window; int modifiers; float delta_x; float delta_y; }; struct haiku_menu_bar_select_event { void *window; void *ptr; }; struct haiku_menu_bar_help_event { void *window; int mb_idx; void *data; bool highlight_p; }; struct haiku_zoom_event { void *window; int fullscreen_mode; }; enum haiku_font_specification { FSPEC_FAMILY = 1, FSPEC_STYLE = 1 << 1, FSPEC_SLANT = 1 << 2, FSPEC_WEIGHT = 1 << 3, FSPEC_SPACING = 1 << 4, FSPEC_WANTED = 1 << 5, FSPEC_NEED_ONE_OF = 1 << 6, FSPEC_WIDTH = 1 << 7, FSPEC_LANGUAGE = 1 << 8, FSPEC_INDICES = 1 << 9, FSPEC_ANTIALIAS = 1 << 10, }; typedef char haiku_font_family_or_style[64]; enum haiku_font_slant { NO_SLANT = -1, SLANT_OBLIQUE, SLANT_REGULAR, SLANT_ITALIC }; enum haiku_font_width { NO_WIDTH = -1, ULTRA_CONDENSED, EXTRA_CONDENSED, CONDENSED, SEMI_CONDENSED, NORMAL_WIDTH, SEMI_EXPANDED, EXPANDED, EXTRA_EXPANDED, ULTRA_EXPANDED }; enum haiku_font_language { LANGUAGE_CN, LANGUAGE_KO, LANGUAGE_JP, MAX_LANGUAGE /* This isn't a language. */ }; enum haiku_font_weight { NO_WEIGHT = -1, HAIKU_THIN = 0, HAIKU_EXTRALIGHT = 40, HAIKU_LIGHT = 50, HAIKU_SEMI_LIGHT = 75, HAIKU_REGULAR = 100, HAIKU_SEMI_BOLD = 180, HAIKU_BOLD = 200, HAIKU_EXTRA_BOLD = 205, HAIKU_BOOK = 400, HAIKU_HEAVY = 800, HAIKU_ULTRA_HEAVY = 900, HAIKU_BLACK = 1000, HAIKU_MEDIUM = 2000, }; enum haiku_fullscreen_mode { FULLSCREEN_MODE_NONE, FULLSCREEN_MODE_WIDTH, FULLSCREEN_MODE_HEIGHT, FULLSCREEN_MODE_BOTH, FULLSCREEN_MODE_MAXIMIZED, }; struct haiku_font_pattern { /* Bitmask indicating which fields are set. */ int specified; /* The next font in this list. */ struct haiku_font_pattern *next; /* The last font in the list during font lookup. */ struct haiku_font_pattern *last; /* The next font in the list whose family differs from this one. Only valid during font lookup. */ struct haiku_font_pattern *next_family; /* The family of the font. */ haiku_font_family_or_style family; /* The style of the font. */ haiku_font_family_or_style style; /* Whether or the font is monospace. */ int mono_spacing_p; /* The slant of the font. */ enum haiku_font_slant slant; /* The width of the font. */ enum haiku_font_width width; /* The language of the font. Used during font lookup. */ enum haiku_font_language language; /* The weight of the font. */ enum haiku_font_weight weight; /* List of characters that must be present in the font for the match to succeed. */ int *wanted_chars; /* The number of characters in `wanted_chars'. */ int want_chars_len; /* List of characters. The font must fulfill at least one of them for the match to succeed. */ int *need_one_of; /* The number of characters in `need_one_of'. */ int need_one_of_len; /* The index of the family of the font this pattern represents. */ int family_index; /* The index of the style of the font this pattern represents. */ int style_index; /* Temporary field used during font enumeration. */ int oblique_seen_p; /* Whether or not to enable antialiasing in the font. This field is special in that it's not handled by `BFont_open_pattern'. */ int use_antialiasing; }; struct haiku_scroll_bar_value_event { void *scroll_bar; void *window; int position; }; struct haiku_scroll_bar_drag_event { void *scroll_bar; void *window; int dragging_p; }; enum haiku_scroll_bar_part { HAIKU_SCROLL_BAR_UP_BUTTON, HAIKU_SCROLL_BAR_DOWN_BUTTON }; struct haiku_scroll_bar_part_event { void *scroll_bar; void *window; enum haiku_scroll_bar_part part; }; struct haiku_menu_bar_resize_event { void *window; int width; int height; }; struct haiku_menu_bar_state_event { void *window; }; enum haiku_what_font { FIXED_FAMILY, FIXED_STYLE, DEFAULT_FAMILY, DEFAULT_STYLE, }; struct haiku_font_change_event { /* New family, style and size of the font. */ haiku_font_family_or_style new_family; haiku_font_family_or_style new_style; int new_size; /* What changed. FIXED_FAMILY means this is the new fixed font. DEFAULT_FAMILY means this is the new plain font. The other enums have no meaning. */ enum haiku_what_font what; }; struct haiku_notification_click_event { /* ID uniquely designating a single notification. */ intmax_t id; }; struct haiku_session_manager_reply { bool quit_reply; }; #ifdef __cplusplus /* Haiku's built in Height and Width functions for calculating rectangle sizes are broken, probably for compatibility with BeOS: they do not round up in a reasonable fashion, and they return the numerical difference between the end and start sides in both directions, instead of the actual size. For example: BRect (1, 1, 5, 5).IntegerWidth () Will return 4, when in reality the rectangle is 5 pixels wide, since the left corner is also a pixel! All code in Emacs should use the macros below to calculate the dimensions of a BRect, instead of relying on the broken Width and Height functions. */ #define BE_RECT_HEIGHT(rect) (ceil (((rect).bottom - (rect).top) + 1)) #define BE_RECT_WIDTH(rect) (ceil (((rect).right - (rect).left) + 1)) #endif /* __cplusplus */ #ifdef __cplusplus extern "C" { #endif #include #ifdef __cplusplus typedef void *haiku; extern void haiku_put_pixel (haiku, int, int, unsigned long); extern unsigned long haiku_get_pixel (haiku, int, int); #endif extern port_id port_application_to_emacs; extern port_id port_popup_menu_to_emacs; extern port_id port_emacs_to_session_manager; extern void haiku_io_init (void); extern void haiku_io_init_in_app_thread (void); extern void haiku_read_size (ssize_t *, bool); extern int haiku_read (enum haiku_event_type *, void *, ssize_t); extern int haiku_read_with_timeout (enum haiku_event_type *, void *, ssize_t, bigtime_t, bool); extern int haiku_write (enum haiku_event_type, void *); extern int haiku_write_without_signal (enum haiku_event_type, void *, bool); extern void rgb_color_hsl (uint32_t, double *, double *, double *); extern void hsl_color_rgb (double, double, double, uint32_t *); extern void *BBitmap_new (int, int, int); extern void *BBitmap_data (void *); extern int BBitmap_convert (void *, void **); extern void be_draw_cross_on_pixmap (void *, int, int, int, int, uint32_t); extern void BBitmap_free (void *); extern void BBitmap_dimensions (void *, int *, int *, int *, int *, int32_t *, int *); extern void *BApplication_setup (void); extern void *BWindow_new (void **); extern void BWindow_quit (void *); extern void BWindow_set_offset (void *, int, int); extern void BWindow_iconify (void *); extern void BWindow_set_visible (void *, int); extern void BWindow_retitle (void *, const char *); extern void BWindow_resize (void *, int, int); extern void BWindow_activate (void *); extern void BWindow_center_on_screen (void *); extern void BWindow_change_decoration (void *, int); extern void BWindow_set_tooltip_decoration (void *); extern void BWindow_set_avoid_focus (void *, int); extern void BWindow_set_size_alignment (void *, int, int); extern void BWindow_sync (void *); extern void BWindow_send_behind (void *, void *); extern bool BWindow_is_active (void *); extern void BWindow_set_override_redirect (void *, bool); extern void BWindow_dimensions (void *, int *, int *); extern void BWindow_set_z_group (void *, enum haiku_z_group); extern void BWindow_set_sticky (void *, bool); extern void BWindow_Flush (void *); extern void BFont_close (void *); extern void BFont_metrics (void *, int *, int *, int *, int *, int *, int *, int *, int *, int *, int *); extern int BFont_have_char_p (void *, int32_t); extern int BFont_have_char_block (void *, int32_t, int32_t); extern void BFont_char_bounds (void *, const char *, int *, int *, int *); extern void BFont_nchar_bounds (void *, const char *, int *, int *, int *, int32_t); extern struct haiku_font_pattern *BFont_find (struct haiku_font_pattern *); extern void BView_StartClip (void *); extern void BView_EndClip (void *); extern void BView_SetHighColor (void *, uint32_t); extern void BView_SetLowColor (void *, uint32_t); extern void BView_SetPenSize (void *, int); extern void BView_SetFont (void *, void *); extern void BView_MovePenTo (void *, int, int); extern void BView_DrawString (void *, const char *, ptrdiff_t); extern void BView_DrawChar (void *, char); extern void BView_FillRectangle (void *, int, int, int, int); extern void BView_FillRectangleAbs (void *, int, int, int, int); extern void BView_FillTriangle (void *, int, int, int, int, int, int); extern void BView_StrokeRectangle (void *, int, int, int, int); extern void BView_SetViewColor (void *, uint32_t); extern void BView_ClipToRect (void *, int, int, int, int); extern void BView_ClipToInverseRect (void *, int, int, int, int); extern void BView_StrokeLine (void *, int, int, int, int); extern void BView_CopyBits (void *, int, int, int, int, int, int, int, int); extern void BView_InvertRect (void *, int, int, int, int); extern void BView_DrawBitmap (void *, void *, int, int, int, int, int, int, int, int, bool); extern void BView_DrawBitmapWithEraseOp (void *, void *, int, int, int, int); extern void BView_DrawBitmapTiled (void *, void *, int, int, int, int, int, int, int, int); extern void BView_resize_to (void *, int, int); extern void BView_set_view_cursor (void *, void *); extern void BView_move_frame (void *, int, int, int, int); extern void BView_scroll_bar_update (void *, int, int, int, int, bool); extern void *be_transform_bitmap (void *, void *, uint32_t, double, int, int, bool); extern void be_apply_affine_transform (void *, double, double, double, double, double, double); extern void be_apply_inverse_transform (double (*)[3], int, int, int *, int *); extern void be_draw_image_mask (void *, void *, int, int, int, int, int, int, int, int, uint32_t); extern void be_draw_bitmap_with_mask (void *, void *, void *, int, int, int, int, int, int, int, int, bool); extern void be_get_display_resolution (double *, double *); extern void be_get_screen_dimensions (int *, int *); /* Functions for creating and freeing cursors. */ extern void *be_create_cursor_from_id (int); extern void *be_create_pixmap_cursor (void *, int, int); extern void be_delete_cursor (void *); extern void *be_make_scroll_bar_for_view (void *, int, int, int, int, int); extern void BScrollBar_delete (void *); extern int BScrollBar_default_size (int); extern void BView_invalidate (void *); extern void BView_draw_lock (void *, bool, int, int, int, int); extern void BView_invalidate_region (void *, int, int, int, int); extern void BView_draw_unlock (void *); extern void BBitmap_import_fringe_bitmap (void *, unsigned short *, int, int); extern void haiku_font_pattern_free (struct haiku_font_pattern *); extern int BFont_open_pattern (struct haiku_font_pattern *, void **, float); extern void BFont_populate_fixed_family (struct haiku_font_pattern *); extern void BFont_populate_plain_family (struct haiku_font_pattern *); extern void BView_publish_scroll_bar (void *, int, int, int, int); extern void BView_forget_scroll_bar (void *, int, int, int, int); extern bool BView_inside_scroll_bar (void *, int, int); extern void BView_get_mouse (void *, int *, int *); extern void BView_convert_to_screen (void *, int *, int *); extern void BView_convert_from_screen (void *, int *, int *); extern void BView_emacs_delete (void *); extern void *BPopUpMenu_new (const char *); extern void BMenu_add_item (void *, const char *, void *, bool, bool, bool, void *, const char *, const char *); extern void BMenu_add_separator (void *); extern void *BMenu_new_submenu (void *, const char *, bool); extern void *BMenu_new_menu_bar_submenu (void *, const char *); extern int BMenu_count_items (void *); extern void *BMenu_item_at (void *, int); extern void *BMenu_run (void *, int, int, void (*) (void *, void *), void (*) (void), void (*) (void), struct timespec (*) (void), void *); extern void BPopUpMenu_delete (void *); extern void *BMenuBar_new (void *); extern void BMenu_delete_all (void *); extern void BMenuBar_delete (void *); extern void BMenu_item_set_label (void *, const char *); extern void *BMenu_item_get_menu (void *); extern void BMenu_delete_from (void *, int, int); extern void haiku_ring_bell (void); extern void *BAlert_new (const char *, enum haiku_alert_type); extern void *BAlert_add_button (void *, const char *); extern void BAlert_set_offset_spacing (void *); extern int32 BAlert_go (void *, void (*) (void), void (*) (void), void (*) (void)); extern void BButton_set_enabled (void *, int); extern void BView_set_tooltip (void *, const char *); extern void BView_show_tooltip (void *); extern void be_show_sticky_tooltip (void *, const char *, int, int); extern void BAlert_delete (void *); extern void EmacsWindow_parent_to (void *, void *); extern void EmacsWindow_unparent (void *); extern void EmacsWindow_move_weak_child (void *, void *, int, int); extern void be_get_version_string (char *, int); extern int be_get_display_planes (void); extern int be_get_display_color_cells (void); extern bool be_is_display_grayscale (void); extern void be_warp_pointer (int, int); extern void EmacsView_set_up_double_buffering (void *); extern void EmacsView_disable_double_buffering (void *); extern void EmacsView_flip_and_blit (void *); extern int EmacsView_double_buffered_p (void *); extern char *be_popup_file_dialog (int, const char *, int, int, void *, const char *, const char *, void (*) (void)); #ifdef HAVE_NATIVE_IMAGE_API extern int be_can_translate_type_to_bitmap_p (const char *); extern void *be_translate_bitmap_from_file_name (const char *); extern void *be_translate_bitmap_from_memory (const void *, size_t); #endif extern bool BMenuBar_start_tracking (void *); extern size_t BBitmap_bytes_length (void *); #ifdef USE_BE_CAIRO extern cairo_t *EmacsView_cairo_context (void *); extern void BView_cr_dump_clipping (void *, cairo_t *); extern void EmacsWindow_begin_cr_critical_section (void *); extern void EmacsWindow_end_cr_critical_section (void *); #endif extern void BMenu_add_title (void *, const char *); extern int be_plain_font_height (void); extern int be_string_width_with_plain_font (const char *); extern void be_init_font_data (void); extern void be_evict_font_cache (void); extern int be_get_display_screens (void); extern bool be_use_subpixel_antialiasing (void); extern const char *be_find_setting (const char *); extern haiku_font_family_or_style *be_list_font_families (size_t *); extern void be_font_style_to_flags (const char *, struct haiku_font_pattern *); extern void *be_open_font_at_index (int, int, float); extern void be_set_font_antialiasing (void *, bool); extern int be_get_ui_color (const char *, uint32_t *); extern void BMessage_delete (void *); extern bool be_drag_message (void *, void *, bool, void (*) (void), void (*) (void), void (*) (void), bool (*) (void)); extern bool be_drag_and_drop_in_progress (void); extern bool be_replay_menu_bar_event (void *, struct haiku_menu_bar_click_event *); extern bool be_select_font (void (*) (void), bool (*) (void), haiku_font_family_or_style *, haiku_font_family_or_style *, int *, bool, int, int, int, bool, bool *); extern int be_find_font_indices (struct haiku_font_pattern *, int *, int *); extern status_t be_roster_launch (const char *, const char *, char **, ptrdiff_t, void *, team_id *); extern void be_get_window_decorator_dimensions (void *, int *, int *, int *, int *); extern void be_get_window_decorator_frame (void *, int *, int *, int *, int *); extern void be_send_move_frame_event (void *); extern void be_set_window_fullscreen_mode (void *, enum haiku_fullscreen_mode); extern status_t be_write_node_message (const char *, const char *, void *); extern void be_send_message (const char *, void *); extern void be_lock_window (void *); extern void be_unlock_window (void *); extern bool be_get_explicit_workarea (int *, int *, int *, int *); extern void be_clear_grab_view (void); extern void be_set_use_frame_synchronization (void *, bool); extern void be_listen_font_settings (void); extern bool be_lock_font_defaults (void); extern const char *be_get_font_default (enum haiku_what_font); extern int be_get_font_size (enum haiku_what_font); extern void be_unlock_font_defaults (void); #ifdef __cplusplus } extern _Noreturn void gui_abort (const char *); extern void *find_appropriate_view_for_draw (void *); #endif /* _cplusplus */ #endif /* _HAIKU_SUPPORT_H_ */ // Local Variables: // eval: (setf (alist-get 'inextern-lang c-offsets-alist) 0) // End: