int
gui_nicklist_get_max_length (struct t_gui_buffer *buffer,
struct t_gui_nick_group *group)
{
int length, max_length;
struct t_gui_nick_group *ptr_group;
struct t_gui_nick *ptr_nick;
if (!buffer)
return 0;
max_length = 0;
for (ptr_group = (group) ? group : buffer->nicklist_root;
ptr_group; ptr_group = ptr_group->next_group)
{
if (buffer->nicklist_display_groups && ptr_group->visible)
{
length = utf8_strlen_screen (gui_nicklist_get_group_start (ptr_group->name)) +
ptr_group->level - 1;
if (length > max_length)
max_length = length;
}
for (ptr_nick = ptr_group->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
if (ptr_nick->visible)
{
if (buffer->nicklist_display_groups)
length = utf8_strlen_screen (ptr_nick->name) + ptr_group->level + 1;
else
length = utf8_strlen_screen (ptr_nick->name) + 1;
if (length > max_length)
max_length = length;
}
}
if (ptr_group->children)
{
length = gui_nicklist_get_max_length (buffer, ptr_group->children);
if (length > max_length)
max_length = length;
}
}
return max_length;
}
int
utf8_char_size_screen (const char *string)
{
int char_size;
char utf_char[16];
if (!string)
return 0;
char_size = utf8_char_size (string);
if (char_size == 0)
return 0;
memcpy (utf_char, string, char_size);
utf_char[char_size] = '\0';
return utf8_strlen_screen (utf_char);
}
TEST(CoreUtf8, Size)
{
/* char size */
LONGS_EQUAL(0, utf8_char_size (NULL));
LONGS_EQUAL(1, utf8_char_size (""));
LONGS_EQUAL(1, utf8_char_size ("A"));
LONGS_EQUAL(2, utf8_char_size ("ë"));
LONGS_EQUAL(3, utf8_char_size ("€"));
LONGS_EQUAL(3, utf8_char_size (cjk_yellow));
LONGS_EQUAL(4, utf8_char_size (han_char));
/* char size on screen */
LONGS_EQUAL(0, utf8_char_size_screen (NULL));
LONGS_EQUAL(0, utf8_char_size_screen (""));
LONGS_EQUAL(1, utf8_char_size_screen ("A"));
LONGS_EQUAL(1, utf8_char_size_screen ("ë"));
LONGS_EQUAL(1, utf8_char_size_screen ("€"));
LONGS_EQUAL(2, utf8_char_size_screen (cjk_yellow));
/* length of string (in chars) */
LONGS_EQUAL(0, utf8_strlen (NULL));
LONGS_EQUAL(0, utf8_strlen (""));
LONGS_EQUAL(1, utf8_strlen ("A"));
LONGS_EQUAL(1, utf8_strlen ("ë"));
LONGS_EQUAL(1, utf8_strlen ("€"));
LONGS_EQUAL(1, utf8_strlen (cjk_yellow));
LONGS_EQUAL(1, utf8_strlen (han_char));
/* length of string (in chars, for max N bytes) */
LONGS_EQUAL(0, utf8_strnlen (NULL, 0));
LONGS_EQUAL(0, utf8_strnlen ("", 0));
LONGS_EQUAL(1, utf8_strnlen ("AZ", 1));
LONGS_EQUAL(1, utf8_strnlen ("ëZ", 2));
LONGS_EQUAL(1, utf8_strnlen ("€Z", 3));
LONGS_EQUAL(1, utf8_strnlen (han_char_z, 4));
/* length of string on screen (in chars) */
LONGS_EQUAL(0, utf8_strlen_screen (NULL));
LONGS_EQUAL(0, utf8_strlen_screen (""));
LONGS_EQUAL(1, utf8_strlen_screen ("A"));
LONGS_EQUAL(1, utf8_strlen_screen ("ë"));
LONGS_EQUAL(1, utf8_strlen_screen ("€"));
LONGS_EQUAL(1, utf8_strlen_screen ("\x7f"));
LONGS_EQUAL(2, utf8_strlen_screen (cjk_yellow));
}
TEST(Utf8, Size)
{
/* char size */
LONGS_EQUAL(0, utf8_char_size (NULL));
LONGS_EQUAL(1, utf8_char_size (""));
LONGS_EQUAL(1, utf8_char_size ("A"));
LONGS_EQUAL(2, utf8_char_size ("ë"));
LONGS_EQUAL(3, utf8_char_size ("€"));
LONGS_EQUAL(4, utf8_char_size (han_char));
/* char size on screen */
LONGS_EQUAL(0, utf8_char_size_screen (NULL));
LONGS_EQUAL(0, utf8_char_size_screen (""));
LONGS_EQUAL(1, utf8_char_size_screen ("A"));
LONGS_EQUAL(1, utf8_char_size_screen ("ë"));
LONGS_EQUAL(1, utf8_char_size_screen ("€"));
/* this test does not work on Ubuntu Precise: it returns 2 instead of 1 */
/*LONGS_EQUAL(1, utf8_char_size_screen (han_char));*/
/* length of string (in chars) */
LONGS_EQUAL(0, utf8_strlen (NULL));
LONGS_EQUAL(0, utf8_strlen (""));
LONGS_EQUAL(1, utf8_strlen ("A"));
LONGS_EQUAL(1, utf8_strlen ("ë"));
LONGS_EQUAL(1, utf8_strlen ("€"));
LONGS_EQUAL(1, utf8_strlen (han_char));
/* length of string (in chars, for max N bytes) */
LONGS_EQUAL(0, utf8_strnlen (NULL, 0));
LONGS_EQUAL(0, utf8_strnlen ("", 0));
LONGS_EQUAL(1, utf8_strnlen ("AZ", 1));
LONGS_EQUAL(1, utf8_strnlen ("ëZ", 2));
LONGS_EQUAL(1, utf8_strnlen ("€Z", 3));
LONGS_EQUAL(1, utf8_strnlen (han_char_z, 4));
/* length of string on screen (in chars) */
LONGS_EQUAL(0, utf8_strlen_screen (NULL));
LONGS_EQUAL(0, utf8_strlen_screen (""));
LONGS_EQUAL(1, utf8_strlen_screen ("A"));
LONGS_EQUAL(1, utf8_strlen_screen ("ë"));
LONGS_EQUAL(1, utf8_strlen_screen ("€"));
/* this test does not work on Ubuntu Precise: it returns 2 instead of 1 */
/*LONGS_EQUAL(1, utf8_strlen_screen (han_char));*/
LONGS_EQUAL(1, utf8_strlen_screen ("\x7f"));
}
void
gui_bar_window_draw (struct t_gui_bar_window *bar_window,
struct t_gui_window *window)
{
int x, y, items_count, num_lines, line;
enum t_gui_bar_filling filling;
char *content, **items;
static char str_start_input[16] = { '\0' };
static char str_start_input_hidden[16] = { '\0' };
static char str_cursor[16] = { '\0' };
char *pos_start_input, *pos_after_start_input, *pos_cursor, *buf;
char *new_start_input, *ptr_string;
static int length_start_input, length_start_input_hidden;
int length_on_screen;
int chars_available, index, size;
int length_screen_before_cursor, length_screen_after_cursor;
int diff, max_length, optimal_number_of_lines;
int some_data_not_displayed;
int index_item, index_subitem, index_line;
if (!gui_init_ok)
return;
if (gui_window_bare_display)
return;
if ((bar_window->x < 0) || (bar_window->y < 0))
return;
if (!str_start_input[0])
{
snprintf (str_start_input, sizeof (str_start_input), "%c%c%c",
GUI_COLOR_COLOR_CHAR,
GUI_COLOR_BAR_CHAR,
GUI_COLOR_BAR_START_INPUT_CHAR);
length_start_input = strlen (str_start_input);
snprintf (str_start_input_hidden, sizeof (str_start_input_hidden), "%c%c%c",
GUI_COLOR_COLOR_CHAR,
GUI_COLOR_BAR_CHAR,
GUI_COLOR_BAR_START_INPUT_HIDDEN_CHAR);
length_start_input_hidden = strlen (str_start_input_hidden);
snprintf (str_cursor, sizeof (str_cursor), "%c%c%c",
GUI_COLOR_COLOR_CHAR,
GUI_COLOR_BAR_CHAR,
GUI_COLOR_BAR_MOVE_CURSOR_CHAR);
}
/*
* these values will be overwritten later (by gui_bar_window_print_string)
* if cursor has to move somewhere in bar window
*/
bar_window->cursor_x = -1;
bar_window->cursor_y = -1;
/* remove coords */
gui_bar_window_coords_free (bar_window);
index_item = -1;
index_subitem = -1;
index_line = 0;
gui_window_current_emphasis = 0;
filling = gui_bar_get_filling (bar_window->bar);
content = gui_bar_window_content_get_with_filling (bar_window, window);
if (content)
{
if ((filling == GUI_BAR_FILLING_HORIZONTAL)
&& (bar_window->scroll_x > 0))
{
length_on_screen = gui_chat_strlen_screen (content);
if (bar_window->scroll_x > length_on_screen - bar_window->width)
{
bar_window->scroll_x = length_on_screen - bar_window->width;
if (bar_window->scroll_x < 0)
bar_window->scroll_x = 0;
}
}
items = string_split (content, "\n", 0, 0, &items_count);
if (items_count == 0)
{
if (CONFIG_INTEGER(bar_window->bar->options[GUI_BAR_OPTION_SIZE]) == 0)
gui_bar_window_set_current_size (bar_window, window, 1);
gui_window_clear (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_FG]),
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_BG]));
}
else
{
/* bar with auto size ? then compute new size, according to content */
if (CONFIG_INTEGER(bar_window->bar->options[GUI_BAR_OPTION_SIZE]) == 0)
{
/* search longer line and optimal number of lines */
max_length = 0;
optimal_number_of_lines = 0;
for (line = 0; line < items_count; line++)
{
length_on_screen = gui_chat_strlen_screen (items[line]);
pos_cursor = strstr (items[line], str_cursor);
if (pos_cursor && (gui_chat_strlen_screen (pos_cursor) == 0))
length_on_screen++;
if (length_on_screen > max_length)
max_length = length_on_screen;
if (length_on_screen % bar_window->width == 0)
num_lines = length_on_screen / bar_window->width;
else
num_lines = (length_on_screen / bar_window->width) + 1;
if (num_lines == 0)
num_lines = 1;
optimal_number_of_lines += num_lines;
}
if (max_length == 0)
max_length = 1;
switch (CONFIG_INTEGER(bar_window->bar->options[GUI_BAR_OPTION_POSITION]))
{
case GUI_BAR_POSITION_BOTTOM:
case GUI_BAR_POSITION_TOP:
if (filling == GUI_BAR_FILLING_HORIZONTAL)
num_lines = optimal_number_of_lines;
else
num_lines = items_count;
gui_bar_window_set_current_size (bar_window, window,
num_lines);
break;
case GUI_BAR_POSITION_LEFT:
case GUI_BAR_POSITION_RIGHT:
gui_bar_window_set_current_size (bar_window, window,
max_length);
break;
case GUI_BAR_NUM_POSITIONS:
break;
}
}
gui_window_clear (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_FG]),
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_BG]));
x = 0;
y = 0;
some_data_not_displayed = 0;
if ((bar_window->scroll_y > 0)
&& (bar_window->scroll_y > items_count - bar_window->height))
{
bar_window->scroll_y = items_count - bar_window->height;
if (bar_window->scroll_y < 0)
bar_window->scroll_y = 0;
}
for (line = 0;
(line < items_count) && (y < bar_window->height);
line++)
{
pos_start_input = strstr (items[line], str_start_input);
if (pos_start_input)
{
pos_after_start_input = pos_start_input + strlen (str_start_input);
pos_cursor = strstr (pos_after_start_input, str_cursor);
if (pos_cursor)
{
chars_available =
((bar_window->height - y - 1) * bar_window->width) + /* next lines */
(bar_window->width - x - 1); /* chars on current line */
length_screen_before_cursor = -1;
length_screen_after_cursor = -1;
buf = string_strndup (items[line], pos_cursor - items[line]);
if (buf)
{
length_screen_before_cursor = gui_chat_strlen_screen (buf);
length_screen_after_cursor = gui_chat_strlen_screen (pos_cursor);
free (buf);
}
if ((length_screen_before_cursor < 0) || (length_screen_after_cursor < 0))
length_screen_before_cursor = gui_chat_strlen_screen (items[line]);
diff = length_screen_before_cursor - chars_available;
if (diff > 0)
{
if (CONFIG_INTEGER(config_look_input_cursor_scroll) > 0)
{
diff += (CONFIG_INTEGER(config_look_input_cursor_scroll)
- 1
- (diff % CONFIG_INTEGER(config_look_input_cursor_scroll)));
}
/* compute new start for displaying input */
new_start_input = pos_after_start_input +
gui_chat_string_real_pos (pos_after_start_input,
diff, 1);
if (new_start_input > pos_cursor)
new_start_input = pos_cursor;
buf = malloc (strlen (items[line]) + length_start_input_hidden + 1);
if (buf)
{
/* add string before start of input */
index = 0;
if (pos_start_input > items[line])
{
size = pos_start_input - items[line];
memmove (buf, items[line], size);
index += size;
}
/* add tag "start_input_hidden" */
memmove (buf + index, str_start_input_hidden, length_start_input_hidden);
index += length_start_input_hidden;
/* add hidden part of input */
size = new_start_input - pos_after_start_input;
memmove (buf + index, pos_after_start_input, size);
index += size;
/* add tag "start_input" */
memmove (buf + index, str_start_input, length_start_input);
index += length_start_input;
/* add input (will be displayed) */
size = strlen (new_start_input) + 1;
memmove (buf + index, new_start_input, size);
free (items[line]);
items[line] = buf;
}
}
}
}
if ((bar_window->scroll_y == 0)
|| (line >= bar_window->scroll_y))
{
if (!gui_bar_window_print_string (bar_window, filling,
&x, &y,
items[line], 1, 1,
&index_item,
&index_subitem,
&index_line))
{
some_data_not_displayed = 1;
}
if (x < bar_window->width)
{
if (filling == GUI_BAR_FILLING_HORIZONTAL)
{
gui_window_set_custom_color_fg_bg (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_FG]),
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_BG]));
gui_window_remove_color_style (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
A_ALL_ATTR);
wclrtobot (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar);
}
else
{
gui_window_remove_color_style (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
A_ALL_ATTR);
}
while (x < bar_window->width)
{
gui_bar_window_print_string (bar_window, filling,
&x, &y, " ", 0, 0,
&index_item,
&index_subitem,
&index_line);
}
}
x = 0;
y++;
}
}
if ((bar_window->cursor_x < 0) && (bar_window->cursor_y < 0)
&& ((bar_window->scroll_x > 0) || (bar_window->scroll_y > 0)))
{
if (filling == GUI_BAR_FILLING_HORIZONTAL)
{
ptr_string = CONFIG_STRING(config_look_bar_more_left);
x = 0;
}
else
{
ptr_string = CONFIG_STRING(config_look_bar_more_up);
x = bar_window->width - utf8_strlen_screen (ptr_string);
if (x < 0)
x = 0;
}
y = 0;
if (ptr_string && ptr_string[0])
{
gui_window_set_custom_color_fg_bg (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
CONFIG_COLOR(config_color_bar_more),
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_BG]));
mvwaddstr (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
y, x, ptr_string);
}
}
if ((bar_window->cursor_x < 0) && (bar_window->cursor_y < 0)
&& (some_data_not_displayed || (line < items_count)))
{
ptr_string = (filling == GUI_BAR_FILLING_HORIZONTAL) ?
CONFIG_STRING(config_look_bar_more_right) :
CONFIG_STRING(config_look_bar_more_down);
x = bar_window->width - utf8_strlen_screen (ptr_string);
if (x < 0)
x = 0;
y = (bar_window->height > 1) ? bar_window->height - 1 : 0;
if (ptr_string && ptr_string[0])
{
gui_window_set_custom_color_fg_bg (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
CONFIG_COLOR(config_color_bar_more),
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_BG]));
mvwaddstr (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
y, x, ptr_string);
}
}
}
if (items)
string_free_split (items);
free (content);
}
else
{
if (CONFIG_INTEGER(bar_window->bar->options[GUI_BAR_OPTION_SIZE]) == 0)
gui_bar_window_set_current_size (bar_window, window, 1);
gui_window_clear (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar,
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_FG]),
CONFIG_COLOR(bar_window->bar->options[GUI_BAR_OPTION_COLOR_BG]));
}
/*
* move cursor if it was asked in an item content (input_text does that
* to move cursor in user input text)
*/
if ((!window || (gui_current_window == window))
&& (bar_window->cursor_x >= 0) && (bar_window->cursor_y >= 0))
{
y = bar_window->cursor_y - bar_window->y;
x = bar_window->cursor_x - bar_window->x;
if (x > bar_window->width - 2)
x = bar_window->width - 2;
wmove (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar, y, x);
wrefresh (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar);
if (!gui_cursor_mode)
{
gui_window_cursor_x = bar_window->cursor_x;
gui_window_cursor_y = bar_window->cursor_y;
move (bar_window->cursor_y, bar_window->cursor_x);
}
}
else
wnoutrefresh (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_bar);
if (CONFIG_INTEGER(bar_window->bar->options[GUI_BAR_OPTION_SEPARATOR]))
{
switch (CONFIG_INTEGER(bar_window->bar->options[GUI_BAR_OPTION_POSITION]))
{
case GUI_BAR_POSITION_BOTTOM:
gui_window_set_weechat_color (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
GUI_COLOR_SEPARATOR);
gui_window_hline (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
0, 0, bar_window->width,
CONFIG_STRING(config_look_separator_horizontal));
break;
case GUI_BAR_POSITION_TOP:
gui_window_set_weechat_color (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
GUI_COLOR_SEPARATOR);
gui_window_hline (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
0, 0, bar_window->width,
CONFIG_STRING(config_look_separator_horizontal));
break;
case GUI_BAR_POSITION_LEFT:
gui_window_set_weechat_color (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
GUI_COLOR_SEPARATOR);
gui_window_vline (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
0, 0, bar_window->height,
CONFIG_STRING(config_look_separator_vertical));
break;
case GUI_BAR_POSITION_RIGHT:
gui_window_set_weechat_color (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
GUI_COLOR_SEPARATOR);
gui_window_vline (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator,
0, 0, bar_window->height,
CONFIG_STRING(config_look_separator_vertical));
break;
case GUI_BAR_NUM_POSITIONS:
break;
}
wnoutrefresh (GUI_BAR_WINDOW_OBJECTS(bar_window)->win_separator);
}
refresh ();
}