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/* -*- c-basic-offset:2; tab-width:2; indent-tabs-mode:nil -*- */
#ifndef __UI_IM_H__
#define __UI_IM_H__
#include <pobl/bl_dlfcn.h>
#include <vt_char_encoding.h>
#include <vt_iscii.h>
#include "ui.h" /* KeySym, XKeyEvent */
#include "ui_im_candidate_screen.h"
#include "ui_im_status_screen.h"
#define UI_IM_PREEDIT_NOCURSOR -1
/*
* information for the current preedit string
*/
typedef struct ui_im_preedit {
vt_char_t *chars;
u_int num_chars; /* == array size */
u_int filled_len;
int segment_offset;
int cursor_offset;
} ui_im_preedit_t;
typedef struct ui_im_event_listener {
void *self;
int (*get_spot)(void *, vt_char_t *, int, int *, int *);
u_int (*get_line_height)(void *);
int (*is_vertical)(void *);
void (*draw_preedit_str)(void *, vt_char_t *, u_int, int);
void (*im_changed)(void *, char *);
int (*compare_key_state_with_modmap)(void *, u_int, int *, int *, int *, int *, int *, int *,
int *, int *);
void (*write_to_term)(void *, const u_char *, size_t, ef_parser_t *);
#ifdef DEBUG
void (*write_to_status_line)(void *, u_char *, size_t);
#endif
} ui_im_event_listener_t;
/*
* dirty hack to replace -export-dynamic option of libtool
*/
typedef struct ui_im_export_syms {
void (*vt_str_init)(vt_char_t *, u_int);
void (*vt_str_destroy)(vt_char_t *, u_int);
vt_char_t *(*vt_char_combine)(vt_char_t *, u_int32_t, ef_charset_t, int, int, int, vt_color_t,
vt_color_t, int, int, int, int, int);
void (*vt_char_set)(vt_char_t *, u_int32_t, ef_charset_t cs, int, int, int, vt_color_t,
vt_color_t, int, int, int, int, int);
char *(*vt_get_char_encoding_name)(vt_char_encoding_t);
vt_char_encoding_t (*vt_get_char_encoding)(const char *);
int (*vt_convert_to_internal_ch)(void *, ef_char_t *);
vt_isciikey_state_t (*vt_isciikey_state_new)(int);
void (*vt_isciikey_state_destroy)(vt_isciikey_state_t);
size_t (*vt_convert_ascii_to_iscii)(vt_isciikey_state_t, u_char *, size_t, u_char *, size_t);
ef_parser_t *(*vt_char_encoding_parser_new)(vt_char_encoding_t);
ef_conv_t *(*vt_char_encoding_conv_new)(vt_char_encoding_t);
ui_im_candidate_screen_t *(*ui_im_candidate_screen_new)(ui_display_t *, ui_font_manager_t *,
ui_color_manager_t *, void *, int,
int, u_int, int, int);
ui_im_status_screen_t *(*ui_im_status_screen_new)(ui_display_t *, ui_font_manager_t *,
ui_color_manager_t *, void *, int,
u_int, int, int);
int (*ui_event_source_add_fd)(int, void (*handler)(void));
void (*ui_event_source_remove_fd)(int);
KeySym (*XStringToKeysym)(const char *);
} ui_im_export_syms_t;
/*
* input method module object
*/
typedef struct ui_im {
bl_dl_handle_t handle;
char *name;
ui_display_t *disp;
ui_font_manager_t *font_man;
ui_color_manager_t *color_man;
void *vtparser;
ui_im_event_listener_t *listener;
ui_im_candidate_screen_t *cand_screen;
ui_im_status_screen_t *stat_screen;
ui_im_preedit_t preedit;
/*
* methods
*/
void (*destroy)(struct ui_im *);
/* Return 1 if key event to be processed is still left. */
int (*key_event)(struct ui_im *, u_char, KeySym, XKeyEvent *);
/* Return 1 if switching is succeeded. */
int (*switch_mode)(struct ui_im *);
/* Return 1 if input method is active. */
int (*is_active)(struct ui_im *);
void (*focused)(struct ui_im *);
void (*unfocused)(struct ui_im *);
} ui_im_t;
ui_im_t *ui_im_new(ui_display_t *disp, ui_font_manager_t *font_man, ui_color_manager_t *color_man,
void *vtparser, ui_im_event_listener_t *im_listener,
char *input_method, u_int mod_ignore_mask);
void ui_im_destroy(ui_im_t *xim);
void ui_im_redraw_preedit(ui_im_t *im, int is_focused);
#define IM_API_VERSION 0x0a
#define IM_API_COMPAT_CHECK_MAGIC \
(((IM_API_VERSION & 0x0f) << 28) | ((sizeof(ui_im_t) & 0xff) << 20) | \
((sizeof(ui_im_export_syms_t) & 0xff) << 12) | (sizeof(ui_im_candidate_screen_t) & 0xfff))
#endif
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