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ext_cmdline: extend "function" to generic "block" mechanism

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This commit is contained in:
Björn Linse
2017-08-16 13:57:58 +02:00
parent ddfc077da4
commit a68817f565
4 changed files with 51 additions and 15 deletions
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28
src/nvim/ex_getln.c
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@@ -186,6 +186,8 @@ static int cmd_showtail; /* Only show path tail in lists ? */
static int new_cmdpos; /* position set by set_cmdline_pos() */
static Array cmdline_block; ///< currently displayed block of context
/*
* Type used by call_user_expand_func
*/
@@ -2759,6 +2761,32 @@ void ui_ext_cmdline_show(void)
ccline.level);
}
void ui_ext_cmdline_block_append(int indent, const char *line)
{
char *buf = xmallocz(indent + strlen(line));
memset(buf, ' ', indent);
memcpy(buf+indent, line, strlen(line));
Array item = ARRAY_DICT_INIT;
ADD(item, DICTIONARY_OBJ((Dictionary)ARRAY_DICT_INIT));
ADD(item, STRING_OBJ(cstr_as_string(buf)));
Array content = ARRAY_DICT_INIT;
ADD(content, ARRAY_OBJ(item));
ADD(cmdline_block, ARRAY_OBJ(content));
if (cmdline_block.size > 1) {
ui_call_cmdline_block_append(copy_array(content));
} else {
ui_call_cmdline_block_show(copy_array(cmdline_block));
}
}
void ui_ext_cmdline_block_leave(void)
{
api_free_array(cmdline_block);
ui_call_cmdline_block_hide();
}
/*
* Put a character on the command line. Shifts the following text to the
* right when "shift" is TRUE. Used for CTRL-V, CTRL-K, etc.