diff options
Diffstat (limited to 'src/misc1.c')
| -rw-r--r-- | src/misc1.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/misc1.c b/src/misc1.c index ca5afef00b..e05ad1654e 100644 --- a/src/misc1.c +++ b/src/misc1.c @@ -1213,6 +1213,144 @@ is_mouse_key(int c) } #endif +#if defined(FEAT_EVAL) || defined(PROTO) + +/* + * "mode()" function + */ + void +f_mode(typval_T *argvars, typval_T *rettv) +{ + char_u buf[4]; + + vim_memset(buf, 0, sizeof(buf)); + + if (time_for_testing == 93784) + { + /* Testing the two-character code. */ + buf[0] = 'x'; + buf[1] = '!'; + } +#ifdef FEAT_TERMINAL + else if (term_use_loop()) + buf[0] = 't'; +#endif + else if (VIsual_active) + { + if (VIsual_select) + buf[0] = VIsual_mode + 's' - 'v'; + else + buf[0] = VIsual_mode; + } + else if (State == HITRETURN || State == ASKMORE || State == SETWSIZE + || State == CONFIRM) + { + buf[0] = 'r'; + if (State == ASKMORE) + buf[1] = 'm'; + else if (State == CONFIRM) + buf[1] = '?'; + } + else if (State == EXTERNCMD) + buf[0] = '!'; + else if (State & INSERT) + { + if (State & VREPLACE_FLAG) + { + buf[0] = 'R'; + buf[1] = 'v'; + } + else + { + if (State & REPLACE_FLAG) + buf[0] = 'R'; + else + buf[0] = 'i'; + if (ins_compl_active()) + buf[1] = 'c'; + else if (ctrl_x_mode_not_defined_yet()) + buf[1] = 'x'; + } + } + else if ((State & CMDLINE) || exmode_active) + { + buf[0] = 'c'; + if (exmode_active == EXMODE_VIM) + buf[1] = 'v'; + else if (exmode_active == EXMODE_NORMAL) + buf[1] = 'e'; + } + else + { + buf[0] = 'n'; + if (finish_op) + { + buf[1] = 'o'; + // to be able to detect force-linewise/blockwise/characterwise operations + buf[2] = motion_force; + } + else if (restart_edit == 'I' || restart_edit == 'R' + || restart_edit == 'V') + { + buf[1] = 'i'; + buf[2] = restart_edit; + } + } + + /* Clear out the minor mode when the argument is not a non-zero number or + * non-empty string. */ + if (!non_zero_arg(&argvars[0])) + buf[1] = NUL; + + rettv->vval.v_string = vim_strsave(buf); + rettv->v_type = VAR_STRING; +} + + static void +may_add_state_char(garray_T *gap, char_u *include, int c) +{ + if (include == NULL || vim_strchr(include, c) != NULL) + ga_append(gap, c); +} + +/* + * "state()" function + */ + void +f_state(typval_T *argvars, typval_T *rettv) +{ + garray_T ga; + char_u *include = NULL; + int i; + + ga_init2(&ga, 1, 20); + if (argvars[0].v_type != VAR_UNKNOWN) + include = tv_get_string(&argvars[0]); + + if (!(stuff_empty() && typebuf.tb_len == 0 && scriptin[curscript] == NULL)) + may_add_state_char(&ga, include, 'm'); + if (op_pending()) + may_add_state_char(&ga, include, 'o'); + if (autocmd_busy) + may_add_state_char(&ga, include, 'x'); + if (!ctrl_x_mode_none()) + may_add_state_char(&ga, include, 'a'); + +# ifdef FEAT_JOB_CHANNEL + if (channel_in_blocking_wait()) + may_add_state_char(&ga, include, 'w'); +# endif + for (i = 0; i < get_callback_depth() && i < 3; ++i) + may_add_state_char(&ga, include, 'c'); + if (msg_scrolled > 0) + may_add_state_char(&ga, include, 's'); + + rettv->v_type = VAR_STRING; + rettv->vval.v_string = ga.ga_data; +} + +#endif // FEAT_EVAL + /* * Get a key stroke directly from the user. * Ignores mouse clicks and scrollbar events, except a click for the left |