textsw_impl.h

操作系统SunOS 4.1.3版本的源码

#define TXTSW_MISC_UNUSED	0x8000000c

	/* Bit flags for Textsw_handle->caret_state */
#define TXTSW_CARET_FLASHING	0x0001
#define TXTSW_CARET_ON		0x0002
#define TXTSW_CARET_MUST_SHOW	0x0004
#define	TXTSW_CARET_UNUSED	0xfff8

	/* Bit flags for Textsw_handle->func_state */
#define TXTSW_FUNC_AGAIN	0x00000001
#define TXTSW_FUNC_DELETE	0x00000002
#define TXTSW_FUNC_FIELD	0x00000004
#define TXTSW_FUNC_FILTER	0x00000008
#define TXTSW_FUNC_FIND		0x00000010
#define TXTSW_FUNC_GET		0x00000020
#define TXTSW_FUNC_PUT		0x00000040
#define TXTSW_FUNC_UNDO		0x00000080
#define TXTSW_FUNC_ALL		(TXTSW_FUNC_AGAIN | TXTSW_FUNC_DELETE | \
				 TXTSW_FUNC_FIELD | TXTSW_FUNC_FILTER | \
				 TXTSW_FUNC_FIND  | TXTSW_FUNC_GET    | \
				 TXTSW_FUNC_PUT   | TXTSW_FUNC_UNDO)
#define	TXTSW_FUNC_SVC_SAW(flags)	\
				((flags) << 8)
#define	TXTSW_FUNC_SVC_SAW_ALL	TXTSW_FUNC_SVC_SAW(TXTSW_FUNC_ALL)
#define	TXTSW_FUNC_EXECUTE	0x01000000
#define TXTSW_FUNC_SVC_REQUEST	0x10000000
#define	TXTSW_FUNC_SVC_ALL	(TXTSW_FUNC_SVC_SAW_ALL | \
				 TXTSW_FUNC_SVC_REQUEST)
#define TXTSW_FUNCTION_UNUSED	0xeeff8080


	/* Bit flags for Textsw_handle->holder_state */
#define TXTSW_HOLDER_OF_CARET	0x0001
#define TXTSW_HOLDER_OF_PSEL	0x0002
#define TXTSW_HOLDER_OF_SSEL	0x0004
#define TXTSW_HOLDER_OF_SHELF	0x0008
#define TXTSW_HOLDER_OF_ALL	(TXTSW_HOLDER_OF_CARET | \
				 TXTSW_HOLDER_OF_PSEL  | \
				 TXTSW_HOLDER_OF_SSEL  | \
				 TXTSW_HOLDER_OF_SHELF)
#define TXTSW_HOLDER_UNUSED	0xfff0

	/* Bit flags for Textsw_handle->track_state */
#define TXTSW_TRACK_ADJUST	0x0001
#define TXTSW_TRACK_ADJUST_END	0x0002
#define TXTSW_TRACK_POINT	0x0004
#define TXTSW_TRACK_SECONDARY	0x0008
#define TXTSW_TRACK_ALL		(TXTSW_TRACK_ADJUST|TXTSW_TRACK_ADJUST_END|\
				 TXTSW_TRACK_POINT|TXTSW_TRACK_SECONDARY)
#define TXTSW_TRACK_UNUSED	0xfff0

#define	TXTSW_IS_BUSY(textsw)				\
	((textsw->state & TXTSW_PENDING_DELETE) ||	\
	 (textsw->func_state & TXTSW_FUNC_ALL) ||	\
	 (textsw->track_state & TXTSW_TRACK_ALL))

#define	TXTSW_IS_READ_ONLY(textsw)			\
	(textsw->state & (TXTSW_READ_ONLY_ESH | TXTSW_READ_ONLY_SW))

	/* Flags for textsw_flush_caches */
#define TFC_INSERT		0x01
#define TFC_DO_PD		0x02
#define	TFC_SEL			0x04
#define TFC_PD_SEL		(TFC_DO_PD|TFC_SEL)
#define TFC_PD_IFF_INSERT	0x08
		/* Delete selection iff chars will be inserted. */
#define TFC_SEL_IFF_INSERT	0x10
		/* Clear selection iff chars will be inserted. */
#define TFC_IFF_INSERTING	(TFC_PD_IFF_INSERT | TFC_SEL_IFF_INSERT | \
				 TFC_INSERT)
#define TFC_ALL			(TFC_IFF_INSERTING|TFC_PD_SEL)
#define TFC_STD			TFC_ALL

	/* Flags for textsw_find_selection_and_normalize */
/* These flags potentially include an EV_SEL_BASE_TYPE */
#define	TFSAN_BACKWARD		EV_SEL_CLIENT_FLAG(0x0001)
#define	TFSAN_REG_EXP		EV_SEL_CLIENT_FLAG(0x0002)
#define	TFSAN_SHELF_ALSO	EV_SEL_CLIENT_FLAG(0x0004)
#define	TFSAN_TAG		EV_SEL_CLIENT_FLAG(0x0008)

#define SET_TEXTSW_TIMER(_timer_h)					\
	(_timer_h)->tv_sec = 0; (_timer_h)->tv_usec = 500000;
#define TIMER_EXPIRED(timer)						\
	(*timer && ((*timer)->tv_sec == 0) && ((*timer)->tv_usec == 0))
#define SCROLLBAR_ENTER_FEEDBACK	1

/* For caret motion */
typedef enum {
	TXTSW_CHAR_BACKWARD,
 	TXTSW_CHAR_FORWARD,
	TXTSW_DOCUMENT_END,
	TXTSW_DOCUMENT_START,
	TXTSW_LINE_END,
	TXTSW_LINE_START,
	TXTSW_NEXT_LINE_START,
	TXTSW_NEXT_LINE,
	TXTSW_PREVIOUS_LINE,
	TXTSW_WORD_BACKWARD,
	TXTSW_WORD_FORWARD,
	TXTSW_WORD_END
} Textsw_Caret_Direction;


pkg_private void
textsw_begin_function( /* textsw, function */ );
#							ifdef notdef
	register Textsw_handle	textsw;
	unsigned		function;
#							endif

pkg_private void
textsw_end_function( /* textsw, function */ );
#							ifdef notdef
	register Textsw_handle	textsw;
	unsigned		function;
#							endif

pkg_private int
textsw_adjust_delete_span( /* folio, first, last_plus_one */ );
#							ifdef notdef
	Textsw_folio	 folio;
	Es_index	*first, *last_plus_one;
#							endif
#define	TXTSW_PE_ADJUSTED	0x10000
#define	TXTSW_PE_EMPTY_INTERVAL	0x20000

pkg_private Es_index
textsw_delete_span( /* folio, first, last_plus_one, flags */ );
#							ifdef notdef
	register Textsw_folio	folio;
	Es_index		first, last_plus_one;
	unsigned		flags;
#							endif
#define	TXTSW_DS_DEFAULT		 EV_SEL_CLIENT_FLAG(0x0)
#define	TXTSW_DS_ADJUST			 EV_SEL_CLIENT_FLAG(0x1)
#define	TXTSW_DS_CLEAR_IF_ADJUST(sel)	(EV_SEL_CLIENT_FLAG(0x2)|(sel))
#define	TXTSW_DS_SHELVE			 EV_SEL_CLIENT_FLAG(0x4)
#define	TXTSW_DS_RECORD			 EV_SEL_CLIENT_FLAG(0x8)

pkg_private Es_index
textsw_do_input( /* view, buf, buf_len, flag */ );
#							ifdef notdef
	Textsw_view		 view;
	char			*buf;
	long int		 buf_len;
	unsigned		 flag;
#							endif

pkg_private Es_index
textsw_input_after( /* view, old_insert_pos, old_length, record */ );
#							ifdef notdef
	Textsw_view		view;
	Es_index		old_insert_pos, old_length;
	int			record;
#							endif

pkg_private Es_index
textsw_do_pending_delete( /* view, type, flags */ );
#							ifdef notdef
	Textsw_view		view;
	unsigned		type;
	int			flags;
#							endif

pkg_private int
textsw_normalize_internal( /*
	view, first, last_plus_one, upper_context, lower_context, flags */ );
#							ifdef notdef
        register Textsw_view	view;
	Es_index		first, last_plus_one;
	int			upper_context, lower_context;
	register unsigned	flags;
#							endif
#define	TXTSW_NI_DEFAULT		 EV_SEL_CLIENT_FLAG(0x0)
#define	TXTSW_NI_AT_BOTTOM		 EV_SEL_CLIENT_FLAG(0x1)
#define	TXTSW_NI_MARK			 EV_SEL_CLIENT_FLAG(0x2)
#define	TXTSW_NI_NOT_IF_IN_VIEW		 EV_SEL_CLIENT_FLAG(0x4)
#define	TXTSW_NI_SELECT(sel)		(EV_SEL_CLIENT_FLAG(0x8)|(sel))

pkg_private Es_index
textsw_set_insert( /* textsw, pos */ );
#							ifdef notdef
	Textsw_folio	textsw;
	Es_index	pos;
#							endif

pkg_private void
textsw_add_timer( /* textsw, timeout */ );
#							ifdef notdef
	register Textsw_folio	 textsw;
	register struct timeval	*timeout;
#							endif

pkg_private Notify_value
textsw_timer_expired( /* textsw, which */ );
#							ifdef notdef
	register Textsw_folio	 textsw;
	int			 which;
#							endif

pkg_private void
textsw_remove_timer( /* textsw */ );
#							ifdef notdef
	register Textsw_handle	textsw;
#							endif

pkg_private void
textsw_invert_caret( /* textsw */ );
#							ifdef notdef
	register Textsw_handle	textsw;
#							endif

pkg_private void
textsw_take_down_caret( /* textsw */ );
#							ifdef notdef
	register Textsw_handle	textsw;
#							endif

pkg_private void
textsw_may_win_exit( /* textsw */ );
#							ifdef notdef
	Textsw_handle	  textsw;
#							endif

pkg_private void
textsw_notify( /* folio_or_view, attributes */ );
#							ifdef notdef
	Textsw_opaque	folio_or_view;
	Attr_avlist	attributes;
#							endif

pkg_private void
textsw_read_only_msg( /* textsw, locx, locy */ );
#							ifdef notdef
	Textsw_folio	textsw;
	int		locx, locy;
#							endif

pkg_private Textsw_status
textsw_set_internal( /* view, attrs */ );
#							ifdef notdef
	Textsw_view		view;
	Attr_avlist		attrs;
#							endif
#define	TEXTSW_CONSUME_ATTRS	TEXTSW_ATTR(ATTR_BOOLEAN, 240)

pkg_private Es_status
textsw_checkpoint( /* folio */ );
#							ifdef notdef
	Text_folio		folio;
#							endif

extern caddr_t
textsw_checkpoint_undo( /* abstract, undo_mark */ );
#							ifdef notdef
	Textsw			abstract;
	caddr_t			undo_mark;
#							endif

extern void
textsw_display( /* abstract */ );
#							ifdef notdef
	Textsw			abstract;
#							endif

extern void
textsw_display_view( /* abstract, rect */ );
#							ifdef notdef
	Textsw			 abstract;
	register Rect		*rect;
#							endif

pkg_private void
textsw_display_view_margins( /* abstract, rect */ );
#							ifdef notdef
	Textsw			 abstract;
	register Rect		*rect;
#							endif

pkg_private int
textsw_is_seln_nonzero( /* textsw, type */ );
#							ifdef notdef
	register Text_folio	textsw;
	unsigned		type;
#							endif

pkg_private Es_index
textsw_find_mark_internal( /* textsw, mark */ );
#							ifdef notdef
	Textsw_folio	textsw;
	Ev_mark_object	mark;
#							endif

pkg_private Es_index
textsw_get_saved_insert( /* textsw */ );
#							ifdef notdef
	register Textsw_folio	textsw;
#							endif

pkg_private Es_index
textsw_read_only_boundary_is_at( /* folio */ );
#							ifdef notdef
	register Textsw_folio	folio;
#							endif

pkg_private Es_index
textsw_insert_pieces( /* view, pos, pieces */ );
#							ifdef notdef
	Textsw_view		view;
	register Es_index	pos;
	Es_handle		pieces;
#							endif

extern unsigned
textsw_save( /* abstract, locx, locy */ );
#							ifdef notdef
	Textsw		abstract;
	int		locx, locy;
#							endif

extern unsigned
textsw_store_file( /* abstract, filename, locx, locy */ );
#							ifdef notdef
	Textsw		abstract;
	char		*filename;
	int		locx, locy;
#							endif

pkg_private Es_status
textsw_store_to_selection( /* textsw, locx, locy */ );
#							ifdef notdef
	Textsw_folio		textsw;
	int			locx, locy;
#							endif

extern caddr_t
textsw_get( /* textsw, attributes */ );
#							ifdef notdef
	Textsw		  textsw;
	char		**attributes;
#							endif

extern Textsw_status textsw_set();
pkg_private unsigned textsw_determine_selection_type();
pkg_private void textsw_clear_secondary_selection();
pkg_private void textsw_init_selection_object();
pkg_private void textsw_update_scrollbars();
pkg_private void textsw_display_view_margins();
pkg_private void textsw_give_shelf_to_svc();
pkg_private Seln_rank seln_rank_from_textsw_info();
pkg_private void textsw_set_scroll_mark();
pkg_private void textsw_input_before();
pkg_private Key_map_handle textsw_do_filter();
pkg_private Seln_rank textsw_acquire_seln();
pkg_private void textsw_notify_replaced();
pkg_private void textsw_remove_mark_internal();


#endif