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Allow mouse clicks within the search field

This commit is contained in:
Přemysl Eric Janouch 2013-05-18 01:14:49 +02:00
parent c017d5b569
commit de2a576ba5
1 changed files with 39 additions and 15 deletions
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54
src/sdtui.c
View File

@ -112,6 +112,7 @@ struct application
guint selected; //!< Offset to the selected definition
GPtrArray *entries; //!< ViewEntry's within the view
gchar *search_label; //!< Text of the "Search" label
GArray *input; //!< The current search input
guint input_pos; //!< Cursor position within input
gboolean input_confirmed; //!< Input has been confirmed
@ -236,6 +237,12 @@ app_init (Application *self, const gchar *filename)
self->entries = g_ptr_array_new_with_free_func
((GDestroyNotify) view_entry_free);
gchar *search_label = g_strdup_printf ("%s: ", _("Search"));
self->search_label = g_locale_to_utf8 (search_label, -1, NULL, NULL, NULL);
g_free (search_label);
g_assert (self->search_label != NULL);
self->input = g_array_new (TRUE, FALSE, sizeof (gunichar));
self->input_pos = 0;
self->input_confirmed = FALSE;
@ -254,23 +261,30 @@ app_destroy (Application *self)
{
g_object_unref (self->dict);
g_ptr_array_free (self->entries, TRUE);
g_free (self->search_label);
g_array_free (self->input, TRUE);
g_iconv_close (self->wchar_to_utf8);
g_iconv_close (self->utf8_to_wchar);
}
/** Write the given utf-8 string padded with spaces, max. @a n characters. */
static void
add_padded_string (Application *self, const gchar *str, int n)
/** Write the given utf-8 string padded with spaces.
* @param[in] n The number of characters to write, or -1 for the whole string.
* @return The number of wide characters written.
*/
static gsize
add_utf8_string (Application *self, const gchar *str, int n)
{
wchar_t *wide_str = (wchar_t *) g_convert_with_iconv
(str, -1, self->utf8_to_wchar, NULL, NULL, NULL);
g_return_if_fail (wide_str != NULL);
g_return_val_if_fail (wide_str != NULL, 0);
ssize_t wide_len = wcslen (wide_str);
wchar_t padding = L' ';
if (n < 0)
n = wide_len;
gint i;
cchar_t cch;
for (i = 0; i < n; i++)
@ -281,6 +295,7 @@ add_padded_string (Application *self, const gchar *str, int n)
}
g_free (wide_str);
return n;
}
/** Render the top bar. */
@ -289,10 +304,7 @@ app_redraw_top (Application *self)
{
mvwhline (stdscr, 0, 0, A_UNDERLINE, COLS);
attrset (A_UNDERLINE);
printw ("%s: ", _("Search"));
int y, x;
getyx (stdscr, y, x);
gsize indent = add_utf8_string (self, self->search_label, -1);
gchar *input_utf8 = g_ucs4_to_utf8
((gunichar *) self->input->data, -1, NULL, NULL, NULL);
@ -300,10 +312,10 @@ app_redraw_top (Application *self)
if (self->input_confirmed)
attron (A_BOLD);
add_padded_string (self, input_utf8, COLS - x);
add_utf8_string (self, input_utf8, COLS - indent);
g_free (input_utf8);
move (y, x + self->input_pos);
move (0, indent + self->input_pos);
refresh ();
}
@ -337,9 +349,9 @@ app_redraw_view (Application *self)
attrset (attrs);
guint left_width = app_get_left_column_width (self);
add_padded_string (self, ve->word, left_width);
add_utf8_string (self, ve->word, left_width);
addwstr (L" ");
add_padded_string (self, ve->definitions[k], COLS - left_width - 1);
add_utf8_string (self, ve->definitions[k], COLS - left_width - 1);
if ((gint) ++shown == LINES - 1)
goto done;
@ -591,9 +603,21 @@ app_process_nonchar_code (Application *self, CursesEvent *event)
app_redraw (self);
break;
case KEY_MOUSE:
// TODO move the input entry cursor
if ((event->mouse.bstate & BUTTON1_PRESSED) && event->mouse.y > 0 &&
event->mouse.y <= (int)
if (!(event->mouse.bstate & BUTTON1_PRESSED))
break;
if (event->mouse.y == 0)
{
gsize label_len = g_utf8_strlen (self->search_label, -1);
gint pos = event->mouse.x - label_len;
if (pos >= 0)
{
self->input_pos = MIN ((guint) pos, self->input->len);
move (0, label_len + self->input_pos);
refresh ();
}
}
else if (event->mouse.y <= (int)
(count_view_items (self) - self->top_offset))
{
self->selected = event->mouse.y - 1;