*/
#include "module.h"
+#include "misc.h"
#include "utf8.h"
#include "formats.h"
#include "gui-printtext.h"
#include "term.h"
+const unichar empty_str[] = { 0 };
+
GUI_ENTRY_REC *active_entry;
+static void entry_text_grow(GUI_ENTRY_REC *entry, int grow_size)
+{
+ if (entry->text_len+grow_size < entry->text_alloc)
+ return;
+
+ entry->text_alloc = nearest_power(entry->text_alloc+grow_size);
+ entry->text = g_realloc(entry->text,
+ sizeof(unichar) * entry->text_alloc);
+}
+
GUI_ENTRY_REC *gui_entry_create(int xpos, int ypos, int width, int utf8)
{
GUI_ENTRY_REC *rec;
rec->xpos = xpos;
rec->ypos = ypos;
rec->width = width;
- rec->text = g_string_new(NULL);
+ rec->text_alloc = 1024;
+ rec->text = g_new(unichar, rec->text_alloc);
+ rec->text[0] = '\0';
rec->utf8 = utf8;
return rec;
}
if (active_entry == entry)
gui_entry_set_active(NULL);
- g_free_not_null(entry->prompt);
- g_string_free(entry->text, TRUE);
+ g_free(entry->text);
+ g_free(entry->prompt);
g_free(entry);
}
+/* big5 functions */
+#define big5_width(ch) ((ch)>0xff ? 2:1)
+
+void unichars_to_big5(const unichar *str, char *out)
+{
+ for (; *str != '\0'; str++) {
+ if (*str > 0xff)
+ *out++ = (*str >> 8) & 0xff;
+ *out++ = *str & 0xff;
+ }
+ *out = '\0';
+}
+
+int strlen_big5(const unsigned char *str)
+{
+ int len=0;
+
+ if (term_type != TERM_TYPE_BIG5)
+ return strlen(str);
+
+ while (*str != '\0') {
+ if (is_big5(str[0], str[1]))
+ str++;
+ len++;
+ str++;
+ }
+ return len;
+}
+
+void unichars_to_big5_with_pos(const unichar *str, int spos, char *out, int *opos)
+{
+ const unichar *sstart = str;
+ char *ostart = out;
+
+ *opos = 0;
+ while(*str != '\0')
+ {
+ if(*str > 0xff)
+ *out ++ = (*str >> 8) & 0xff;
+ *out ++ = *str & 0xff;
+ str ++;
+ if(str - sstart == spos)
+ *opos = out - ostart;
+ }
+ *out = '\0';
+}
+
+void big5_to_unichars(const char *str, unichar *out)
+{
+ const unsigned char *p = (const unsigned char *) str;
+
+ while (*p != '\0') {
+ if (is_big5(p[0], p[1])) {
+ *out++ = p[0] << 8 | p[1];
+ p += 2;
+ } else {
+ *out++ = *p++;
+ }
+ }
+ *out = '\0';
+}
+
+/* ----------------------------- */
+
+static int pos2scrpos(GUI_ENTRY_REC *entry, int pos)
+{
+ unichar *p;
+ int xpos = 0;
+
+ for (p = entry->text; p - entry->text < pos; p++) {
+ if (term_type == TERM_TYPE_BIG5)
+ xpos += big5_width(*p);
+ else if (entry->utf8)
+ xpos += utf8_width(*p);
+ else
+ xpos++;
+ }
+ return xpos;
+}
+
+static int scrpos2pos(GUI_ENTRY_REC *entry, int pos)
+{
+ int i, width, xpos;
+
+ for (i = 0, xpos = 0; entry->text[i]; i++) {
+ unichar *p = entry->text+i;
+
+ if (term_type == TERM_TYPE_BIG5)
+ width = big5_width(*p);
+ else if (entry->utf8)
+ width = utf8_width(*p);
+ else
+ width = 1;
+
+ if (xpos + width > pos)
+ break;
+ xpos += width;
+ }
+
+ if (xpos == pos)
+ return i;
+ else
+ return i-1;
+}
+
/* Fixes the cursor position in screen */
static void gui_entry_fix_cursor(GUI_ENTRY_REC *entry)
{
int old_scrstart;
- old_scrstart = entry->scrstart;
- if (entry->pos - entry->scrstart < entry->width-2 - entry->promptlen &&
- entry->pos - entry->scrstart > 0) {
- entry->scrpos = entry->pos - entry->scrstart;
- } else if (entry->pos < entry->width-1 - entry->promptlen) {
+ /* assume prompt len == prompt scrlen */
+ int start = pos2scrpos(entry, entry->scrstart);
+ int now = pos2scrpos(entry, entry->pos);
+
+ old_scrstart = entry->scrstart;
+ if (now-start < entry->width - 2 - entry->promptlen && now-start > 0)
+ entry->scrpos = now-start;
+ else if (now < entry->width - 1 - entry->promptlen) {
entry->scrstart = 0;
- entry->scrpos = entry->pos;
+ entry->scrpos = now;
} else {
- entry->scrpos = (entry->width - entry->promptlen)*2/3;
- entry->scrstart = entry->pos - entry->scrpos;
+ entry->scrstart = scrpos2pos(entry, now-(entry->width -
+ entry->promptlen)*2/3);
+ start = pos2scrpos(entry, entry->scrstart);
+ entry->scrpos = now - start;
}
if (old_scrstart != entry->scrstart)
static void gui_entry_draw_from(GUI_ENTRY_REC *entry, int pos)
{
- const unsigned char *p, *end;
+ const unichar *p;
int xpos, end_xpos;
- if (entry->utf8) {
- /* FIXME: a stupid kludge to make the chars output correctly */
- pos = 0;
- }
-
- xpos = entry->xpos + entry->promptlen + pos;
+ xpos = entry->xpos + entry->promptlen +
+ pos2scrpos(entry, pos + entry->scrstart) -
+ pos2scrpos(entry, entry->scrstart);
end_xpos = entry->xpos + entry->width;
+
if (xpos > end_xpos)
return;
term_set_color(root_window, ATTR_RESET);
term_move(root_window, xpos, entry->ypos);
- p = (unsigned char *) (entry->scrstart + pos >= entry->text->len ? "" :
- entry->text->str + entry->scrstart + pos);
- for (; *p != '\0' && xpos < end_xpos; p++, xpos++) {
- end = p;
- if (entry->utf8)
- get_utf8_char(&end);
+ p = entry->scrstart + pos < entry->text_len ?
+ entry->text + entry->scrstart + pos : empty_str;
+ for (; *p != '\0'; p++) {
+ if (entry->hidden)
+ xpos++;
+ else if (term_type == TERM_TYPE_BIG5)
+ xpos += big5_width(*p);
+ else if (entry->utf8)
+ xpos += utf8_width(*p);
+ else
+ xpos++;
+
+ if (xpos > end_xpos)
+ break;
if (entry->hidden)
term_addch(root_window, ' ');
- else if (*p >= 32 && (end != p || (*p & 127) >= 32)) {
- for (; p < end; p++)
- term_addch(root_window, *p);
- term_addch(root_window, *p);
- } else {
+ else if (*p >= 32 && (entry->utf8 || (*p & 127) >= 32))
+ term_add_unichar(root_window, *p);
+ else {
term_set_color(root_window, ATTR_RESET|ATTR_REVERSE);
term_addch(root_window, *p+'A'-1);
term_set_color(root_window, ATTR_RESET);
}
/* clear the rest of the input line */
- if (end_xpos == term_width)
+ if (end_xpos == term_width-1)
term_clrtoeol(root_window);
else {
while (xpos < end_xpos) {
void gui_entry_set_text(GUI_ENTRY_REC *entry, const char *str)
{
- g_return_if_fail(entry != NULL);
+ g_return_if_fail(entry != NULL);
g_return_if_fail(str != NULL);
- g_string_assign(entry->text, str);
- entry->pos = entry->text->len;
+ entry->text_len = 0;
+ entry->pos = 0;
+ entry->text[0] = '\0';
- gui_entry_redraw_from(entry, 0);
- gui_entry_fix_cursor(entry);
- gui_entry_draw(entry);
+ gui_entry_insert_text(entry, str);
}
char *gui_entry_get_text(GUI_ENTRY_REC *entry)
{
+ char *buf;
+ int i;
+
g_return_val_if_fail(entry != NULL, NULL);
- return entry->text->str;
+ buf = g_malloc(entry->text_len*6 + 1);
+ if (entry->utf8)
+ utf16_to_utf8(entry->text, buf);
+ else {
+ if (term_type == TERM_TYPE_BIG5)
+ unichars_to_big5(entry->text, buf);
+ else
+ for (i = 0; i <= entry->text_len; i++)
+ buf[i] = entry->text[i];
+ }
+ return buf;
+}
+
+char *gui_entry_get_text_and_pos(GUI_ENTRY_REC *entry, int *pos)
+{
+ char *buf;
+ int i;
+
+ g_return_val_if_fail(entry != NULL, NULL);
+
+ buf = g_malloc(entry->text_len*6 + 1);
+ if (entry->utf8)
+ utf16_to_utf8_with_pos(entry->text, entry->pos, buf, pos);
+ else {
+ if(term_type==TERM_TYPE_BIG5)
+ unichars_to_big5_with_pos(entry->text, entry->pos, buf, pos);
+ else
+ {
+ for (i = 0; i <= entry->text_len; i++)
+ buf[i] = entry->text[i];
+ *pos = entry->pos;
+ }
+ }
+ return buf;
}
void gui_entry_insert_text(GUI_ENTRY_REC *entry, const char *str)
{
+ unichar chr;
+ int i, len;
+
g_return_if_fail(entry != NULL);
g_return_if_fail(str != NULL);
gui_entry_redraw_from(entry, entry->pos);
- g_string_insert(entry->text, entry->pos, str);
- entry->pos += strlen(str);
+
+ len = !entry->utf8 ? strlen_big5(str) : strlen_utf8(str);
+ entry_text_grow(entry, len);
+
+ /* make space for the string */
+ g_memmove(entry->text + entry->pos + len, entry->text + entry->pos,
+ (entry->text_len-entry->pos + 1) * sizeof(unichar));
+
+ if (!entry->utf8) {
+ if (term_type == TERM_TYPE_BIG5) {
+ chr = entry->text[entry->pos + len];
+ big5_to_unichars(str, entry->text + entry->pos);
+ entry->text[entry->pos + len] = chr;
+ } else {
+ for (i = 0; i < len; i++)
+ entry->text[entry->pos + i] = str[i];
+ }
+ } else {
+ chr = entry->text[entry->pos+len];
+ utf8_to_utf16(str, entry->text+entry->pos);
+ entry->text[entry->pos+len] = chr;
+ }
+
+ entry->text_len += len;
+ entry->pos += len;
gui_entry_fix_cursor(entry);
gui_entry_draw(entry);
}
-void gui_entry_insert_char(GUI_ENTRY_REC *entry, char chr)
+void gui_entry_insert_char(GUI_ENTRY_REC *entry, unichar chr)
{
g_return_if_fail(entry != NULL);
return; /* never insert NUL, CR or LF characters */
gui_entry_redraw_from(entry, entry->pos);
- g_string_insert_c(entry->text, entry->pos, chr);
- entry->pos++;
+
+ entry_text_grow(entry, 1);
+
+ /* make space for the string */
+ g_memmove(entry->text + entry->pos + 1, entry->text + entry->pos,
+ (entry->text_len-entry->pos + 1) * sizeof(unichar));
+
+ entry->text[entry->pos] = chr;
+ entry->text_len++;
+ entry->pos++;
gui_entry_fix_cursor(entry);
gui_entry_draw(entry);
}
-void gui_entry_erase(GUI_ENTRY_REC *entry, int size)
+char *gui_entry_get_cutbuffer(GUI_ENTRY_REC *entry)
+{
+ char *buf;
+ int i;
+
+ g_return_val_if_fail(entry != NULL, NULL);
+
+ if (entry->cutbuffer == NULL)
+ return NULL;
+
+ buf = g_malloc(entry->cutbuffer_len*6 + 1);
+ if (entry->utf8)
+ utf16_to_utf8(entry->cutbuffer, buf);
+ else if (term_type == TERM_TYPE_BIG5) {
+ unichars_to_big5(entry->cutbuffer, buf);
+ } else {
+ for (i = 0; i <= entry->cutbuffer_len; i++)
+ buf[i] = entry->cutbuffer[i];
+ }
+ return buf;
+}
+
+void gui_entry_erase_to(GUI_ENTRY_REC *entry, int pos, int update_cutbuffer)
+{
+ int newpos, size = 0;
+
+ g_return_if_fail(entry != NULL);
+
+ for (newpos = gui_entry_get_pos(entry); newpos > pos; size++)
+ newpos = newpos - 1;
+ gui_entry_erase(entry, size, update_cutbuffer);
+}
+
+void gui_entry_erase(GUI_ENTRY_REC *entry, int size, int update_cutbuffer)
{
g_return_if_fail(entry != NULL);
if (entry->pos < size)
return;
-#ifdef WANT_BIG5
- if (is_big5(entry->text->str[entry->pos-2],
- entry->text->str[entry->pos-1]))
- size++;
-#endif
+ if (update_cutbuffer) {
+ /* put erased text to cutbuffer */
+ if (entry->cutbuffer == NULL || entry->cutbuffer_len < size) {
+ g_free(entry->cutbuffer);
+ entry->cutbuffer = g_new(unichar, size+1);
+ }
+
+ entry->cutbuffer_len = size;
+ entry->cutbuffer[size] = '\0';
+ memcpy(entry->cutbuffer, entry->text + entry->pos - size,
+ size * sizeof(unichar));
+ }
+
+ if (size == 0) {
+ /* we just wanted to clear the cutbuffer */
+ return;
+ }
+
+ g_memmove(entry->text + entry->pos - size, entry->text + entry->pos,
+ (entry->text_len-entry->pos+1) * sizeof(unichar));
entry->pos -= size;
- g_string_erase(entry->text, entry->pos, size);
+ entry->text_len -= size;
gui_entry_redraw_from(entry, entry->pos);
gui_entry_fix_cursor(entry);
to = entry->pos - 1;
if (to_space) {
- while (entry->text->str[to] == ' ' && to > 0)
+ while (entry->text[to] == ' ' && to > 0)
to--;
- while (entry->text->str[to] != ' ' && to > 0)
+ while (entry->text[to] != ' ' && to > 0)
to--;
} else {
- while (!i_isalnum(entry->text->str[to]) && to > 0)
+ while (!i_isalnum(entry->text[to]) && to > 0)
to--;
- while (i_isalnum(entry->text->str[to]) && to > 0)
+ while (i_isalnum(entry->text[to]) && to > 0)
to--;
}
if (to > 0) to++;
- g_string_erase(entry->text, to, entry->pos - to);
- entry->pos = to;
-
- gui_entry_redraw_from(entry, entry->pos);
- gui_entry_fix_cursor(entry);
- gui_entry_draw(entry);
+ gui_entry_erase(entry, entry->pos-to, TRUE);
}
void gui_entry_erase_next_word(GUI_ENTRY_REC *entry, int to_space)
{
- int to;
+ int to, size;
g_return_if_fail(entry != NULL);
- if (entry->pos == entry->text->len)
+ if (entry->pos == entry->text_len)
return;
to = entry->pos;
if (to_space) {
- while (entry->text->str[to] == ' ' && to < entry->text->len)
+ while (entry->text[to] == ' ' && to < entry->text_len)
to++;
- while (entry->text->str[to] != ' ' && to < entry->text->len)
+ while (entry->text[to] != ' ' && to < entry->text_len)
to++;
} else {
- while (!i_isalnum(entry->text->str[to]) && to < entry->text->len)
+ while (!i_isalnum(entry->text[to]) && to < entry->text_len)
to++;
- while (i_isalnum(entry->text->str[to]) && to < entry->text->len)
+ while (i_isalnum(entry->text[to]) && to < entry->text_len)
to++;
}
- g_string_erase(entry->text, entry->pos, to - entry->pos);
+ size = to-entry->pos;
+ entry->pos = to;
+ gui_entry_erase(entry, size, TRUE);
+}
+
+void gui_entry_transpose_chars(GUI_ENTRY_REC *entry)
+{
+ unichar chr;
- gui_entry_redraw_from(entry, entry->pos);
+ if (entry->pos == 0 || entry->text_len < 2)
+ return;
+
+ if (entry->pos == entry->text_len)
+ entry->pos--;
+
+ /* swap chars */
+ chr = entry->text[entry->pos];
+ entry->text[entry->pos] = entry->text[entry->pos-1];
+ entry->text[entry->pos-1] = chr;
+
+ entry->pos++;
+
+ gui_entry_redraw_from(entry, entry->pos-2);
+ gui_entry_fix_cursor(entry);
+ gui_entry_draw(entry);
+}
+
+void gui_entry_transpose_words(GUI_ENTRY_REC *entry)
+{
+ int spos1, epos1, spos2, epos2;
+
+ /* find last position */
+ epos2 = entry->pos;
+ while (epos2 < entry->text_len && !i_isalnum(entry->text[epos2]))
+ epos2++;
+ while (epos2 < entry->text_len && i_isalnum(entry->text[epos2]))
+ epos2++;
+
+ /* find other position */
+ spos2 = epos2;
+ while (spos2 > 0 && !i_isalnum(entry->text[spos2-1]))
+ spos2--;
+ while (spos2 > 0 && i_isalnum(entry->text[spos2-1]))
+ spos2--;
+
+ epos1 = spos2;
+ while (epos1 > 0 && !i_isalnum(entry->text[epos1-1]))
+ epos1--;
+
+ spos1 = epos1;
+ while (spos1 > 0 && i_isalnum(entry->text[spos1-1]))
+ spos1--;
+
+ /* do wordswap if any found */
+ if (spos1 < epos1 && epos1 < spos2 && spos2 < epos2) {
+ unichar *first, *sep, *second;
+ int i;
+
+ first = (unichar *) g_malloc( (epos1 - spos1) * sizeof(unichar) );
+ sep = (unichar *) g_malloc( (spos2 - epos1) * sizeof(unichar) );
+ second = (unichar *) g_malloc( (epos2 - spos2) * sizeof(unichar) );
+
+ for (i = spos1; i < epos1; i++)
+ first[i-spos1] = entry->text[i];
+ for (i = epos1; i < spos2; i++)
+ sep[i-epos1] = entry->text[i];
+ for (i = spos2; i < epos2; i++)
+ second[i-spos2] = entry->text[i];
+
+ entry->pos = spos1;
+ for (i = 0; i < epos2-spos2; i++)
+ entry->text[entry->pos++] = second[i];
+ for (i = 0; i < spos2-epos1; i++)
+ entry->text[entry->pos++] = sep[i];
+ for (i = 0; i < epos1-spos1; i++)
+ entry->text[entry->pos++] = first[i];
+
+ g_free(first);
+ g_free(sep);
+ g_free(second);
+
+ }
+
+ gui_entry_redraw_from(entry, spos1);
+ gui_entry_fix_cursor(entry);
+ gui_entry_draw(entry);
+}
+
+void gui_entry_capitalize_word(GUI_ENTRY_REC *entry)
+{
+ int pos = entry->pos;
+ while (pos < entry->text_len && !i_isalnum(entry->text[pos]))
+ pos++;
+
+ if (pos < entry->text_len) {
+ entry->text[pos] = i_toupper(entry->text[pos]);
+ pos++;
+ }
+
+ while (pos < entry->text_len && i_isalnum(entry->text[pos])) {
+ entry->text[pos] = i_tolower(entry->text[pos]);
+ pos++;
+ }
+
+ gui_entry_redraw_from(entry, entry->pos);
+ entry->pos = pos;
+ gui_entry_fix_cursor(entry);
+ gui_entry_draw(entry);
+}
+
+void gui_entry_downcase_word(GUI_ENTRY_REC *entry)
+{
+ int pos = entry->pos;
+ while (pos < entry->text_len && !i_isalnum(entry->text[pos]))
+ pos++;
+
+ while (pos < entry->text_len && i_isalnum(entry->text[pos])) {
+ entry->text[pos] = i_tolower(entry->text[pos]);
+ pos++;
+ }
+
+ gui_entry_redraw_from(entry, entry->pos);
+ entry->pos = pos;
+ gui_entry_fix_cursor(entry);
+ gui_entry_draw(entry);
+}
+
+void gui_entry_upcase_word(GUI_ENTRY_REC *entry)
+{
+ int pos = entry->pos;
+ while (pos < entry->text_len && !i_isalnum(entry->text[pos]))
+ pos++;
+
+ while (pos < entry->text_len && i_isalnum(entry->text[pos])) {
+ entry->text[pos] = i_toupper(entry->text[pos]);
+ pos++;
+ }
+
+ gui_entry_redraw_from(entry, entry->pos);
+ entry->pos = pos;
gui_entry_fix_cursor(entry);
gui_entry_draw(entry);
}
{
g_return_if_fail(entry != NULL);
- if (pos >= 0 && pos <= entry->text->len)
+ if (pos >= 0 && pos <= entry->text_len)
entry->pos = pos;
gui_entry_fix_cursor(entry);
{
g_return_if_fail(entry != NULL);
-#ifdef WANT_BIG5
- if (pos > 0 && is_big5(entry->text->str[entry->pos],
- entry->text->str[entry->pos+1]))
- pos++;
- else if (pos < 0 && is_big5(entry->text->str[entry->pos-1],
- entry->text->str[entry->pos]))
- pos--;
-#endif
-
- if (entry->pos+pos >= 0 && entry->pos+pos <= entry->text->len)
+ if (entry->pos + pos >= 0 && entry->pos + pos <= entry->text_len)
entry->pos += pos;
gui_entry_fix_cursor(entry);
pos = entry->pos;
while (count > 0 && pos > 0) {
if (to_space) {
- while (pos > 0 && entry->text->str[pos-1] == ' ')
+ while (pos > 0 && entry->text[pos-1] == ' ')
pos--;
- while (pos > 0 && entry->text->str[pos-1] != ' ')
+ while (pos > 0 && entry->text[pos-1] != ' ')
pos--;
} else {
- while (pos > 0 && !i_isalnum(entry->text->str[pos-1]))
+ while (pos > 0 && !i_isalnum(entry->text[pos-1]))
pos--;
- while (pos > 0 && i_isalnum(entry->text->str[pos-1]))
+ while (pos > 0 && i_isalnum(entry->text[pos-1]))
pos--;
}
count--;
int pos;
pos = entry->pos;
- while (count > 0 && pos < entry->text->len) {
+ while (count > 0 && pos < entry->text_len) {
if (to_space) {
- while (pos < entry->text->len && entry->text->str[pos] == ' ')
+ while (pos < entry->text_len && entry->text[pos] == ' ')
pos++;
- while (pos < entry->text->len && entry->text->str[pos] != ' ')
+ while (pos < entry->text_len && entry->text[pos] != ' ')
pos++;
} else {
- while (pos < entry->text->len && !i_isalnum(entry->text->str[pos]))
+ while (pos < entry->text_len && !i_isalnum(entry->text[pos]))
pos++;
- while (pos < entry->text->len && i_isalnum(entry->text->str[pos]))
+ while (pos < entry->text_len && i_isalnum(entry->text[pos]))
pos++;
}
count--;
projects / crypto.git / blobdiff