forked from enlightenment/enventor
205 lines
4.8 KiB
C
205 lines
4.8 KiB
C
#include <Elementary.h>
|
|
#include "common.h"
|
|
|
|
|
|
struct indent_s
|
|
{
|
|
Eina_Strbuf *strbuf;
|
|
};
|
|
|
|
indent_data *
|
|
indent_init(Eina_Strbuf *strbuf)
|
|
{
|
|
indent_data *id = malloc(sizeof(indent_data));
|
|
id->strbuf = strbuf;
|
|
return id;
|
|
}
|
|
|
|
void
|
|
indent_term(indent_data *id)
|
|
{
|
|
free(id);
|
|
}
|
|
|
|
static int
|
|
indent_depth_get(indent_data *id EINA_UNUSED, char *src, int pos)
|
|
{
|
|
if (!src || (pos < 1)) return 0;
|
|
|
|
int depth = 0;
|
|
const char *quot = "\"";
|
|
int quot_len = 1; // strlen(""");
|
|
char *cur = (char *) src;
|
|
char *end = ((char *) src) + pos;
|
|
|
|
while (cur && (cur <= end))
|
|
{
|
|
//Skip "" range
|
|
if (*cur == *quot)
|
|
{
|
|
cur += quot_len;
|
|
cur = strstr(cur, quot);
|
|
if (!cur) return depth;
|
|
cur += quot_len;
|
|
}
|
|
|
|
if (*cur == '{') depth++;
|
|
else if (*cur == '}') depth--;
|
|
cur++;
|
|
}
|
|
|
|
return depth;
|
|
}
|
|
|
|
int
|
|
indent_space_get(indent_data *id, Evas_Object *entry)
|
|
{
|
|
//Get the indentation depth
|
|
int pos = elm_entry_cursor_pos_get(entry);
|
|
char *src = elm_entry_markup_to_utf8(elm_entry_entry_get(entry));
|
|
int space = indent_depth_get(id, src, pos);
|
|
space *= TAB_SPACE;
|
|
free(src);
|
|
|
|
return space;
|
|
}
|
|
|
|
static void
|
|
indent_insert_br_case(indent_data *id, Evas_Object *entry)
|
|
{
|
|
Evas_Object *tb = elm_entry_textblock_get(entry);
|
|
Evas_Textblock_Cursor *cur = evas_object_textblock_cursor_get(tb);
|
|
const char *text = evas_textblock_cursor_paragraph_text_get(cur);
|
|
char *utf8 = elm_entry_markup_to_utf8(text);
|
|
if (strlen(utf8) > 0)
|
|
{
|
|
evas_textblock_cursor_paragraph_char_first(cur);
|
|
int i = 0;
|
|
while (utf8[i] == ' ')
|
|
{
|
|
evas_textblock_cursor_char_delete(cur);
|
|
i++;
|
|
}
|
|
}
|
|
|
|
int space = indent_space_get(id, entry);
|
|
if (space <= 0) return;
|
|
|
|
//Alloc Empty spaces
|
|
char *p = alloca(space + 1);
|
|
memset(p, ' ', space);
|
|
p[space] = '\0';
|
|
|
|
elm_entry_entry_insert(entry, p);
|
|
}
|
|
|
|
static void
|
|
indent_insert_bracket_case(indent_data *id, Evas_Object *entry, int cur_line)
|
|
{
|
|
Evas_Object *tb = elm_entry_textblock_get(entry);
|
|
Evas_Textblock_Cursor *cur = evas_object_textblock_cursor_new(tb);
|
|
evas_textblock_cursor_line_set(cur, cur_line - 1);
|
|
const char *text = evas_textblock_cursor_paragraph_text_get(cur);
|
|
char *utf8 = elm_entry_markup_to_utf8(text);
|
|
|
|
int len = strlen(utf8) - 1;
|
|
if (len < 0) return;
|
|
|
|
while (len)
|
|
{
|
|
if (utf8[len] == '}') break;
|
|
len--;
|
|
}
|
|
|
|
int space = indent_space_get(id, entry);
|
|
if (space == len) return;
|
|
|
|
int i = 0;
|
|
if (len > space)
|
|
{
|
|
evas_textblock_cursor_paragraph_char_last(cur);
|
|
evas_textblock_cursor_char_prev(cur);
|
|
|
|
while (i < (len - space))
|
|
{
|
|
if ((utf8[(len - 1) - i] == ' ') &&
|
|
(utf8[(len - 2) - i] == ' '))
|
|
{
|
|
evas_textblock_cursor_char_prev(cur);
|
|
evas_textblock_cursor_char_delete(cur);
|
|
}
|
|
else break;
|
|
i++;
|
|
}
|
|
//leftover
|
|
if (space == 0 && utf8[0] == ' ')
|
|
{
|
|
evas_textblock_cursor_char_prev(cur);
|
|
evas_textblock_cursor_char_delete(cur);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//Alloc Empty spaces
|
|
space = (space - len);
|
|
char *p = alloca(space + 1);
|
|
memset(p, ' ', space);
|
|
p[space] = '\0';
|
|
evas_textblock_cursor_text_prepend(cur, p);
|
|
}
|
|
|
|
elm_entry_calc_force(entry);
|
|
evas_textblock_cursor_free(cur);
|
|
free(utf8);
|
|
}
|
|
|
|
Eina_Bool
|
|
indent_delete_apply(indent_data *id EINA_UNUSED, Evas_Object *entry,
|
|
const char *del, int cur_line)
|
|
{
|
|
if (del[0] != ' ') return EINA_FALSE;
|
|
|
|
Evas_Object *tb = elm_entry_textblock_get(entry);
|
|
Evas_Textblock_Cursor *cur = evas_object_textblock_cursor_new(tb);
|
|
evas_textblock_cursor_line_set(cur, cur_line - 1);
|
|
const char *text = evas_textblock_cursor_paragraph_text_get(cur);
|
|
char *utf8 = elm_entry_markup_to_utf8(text);
|
|
|
|
int len = strlen(utf8);
|
|
if (len < 0) return EINA_FALSE;
|
|
|
|
evas_textblock_cursor_paragraph_char_last(cur);
|
|
|
|
while (len > 0)
|
|
{
|
|
if ((utf8[(len - 1)] == ' '))
|
|
{
|
|
evas_textblock_cursor_char_prev(cur);
|
|
evas_textblock_cursor_char_delete(cur);
|
|
}
|
|
else break;
|
|
len--;
|
|
}
|
|
|
|
if (len == 0) evas_textblock_cursor_char_delete(cur);
|
|
elm_entry_calc_force(entry);
|
|
evas_textblock_cursor_free(cur);
|
|
free(utf8);
|
|
if (len == 0)
|
|
{
|
|
elm_entry_cursor_prev(entry);
|
|
return EINA_TRUE;
|
|
}
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
void
|
|
indent_insert_apply(indent_data *id, Evas_Object *entry, const char *insert,
|
|
int cur_line)
|
|
{
|
|
if (!strcmp(insert, EOL))
|
|
indent_insert_br_case(id, entry);
|
|
else if (insert[0] == '}')
|
|
indent_insert_bracket_case(id, entry, cur_line);
|
|
}
|