/**
* nmt_newt_entry_get_text:
* @entry: an #NmtNewtEntry
*
* Gets @entry's text
*
* Returns: @entry's text
*/
const char *
nmt_newt_entry_get_text (NmtNewtEntry *entry)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
return priv->text;
}
static void
nmt_newt_entry_set_text_internal (NmtNewtEntry *entry,
const char *text,
newtComponent co)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
if (!text)
text = "";
if (!strcmp (priv->text, text))
return;
g_free (priv->text);
priv->text = g_strdup (text);
if (co) {
char *text_lc;
text_lc = priv->text ? nmt_newt_locale_from_utf8 (priv->text) : NULL;
newtEntrySet (co, text_lc, TRUE);
g_free (text_lc);
priv->last_cursor_pos = -1;
}
g_object_freeze_notify (G_OBJECT (entry));
nmt_newt_entry_check_valid (entry);
g_object_notify (G_OBJECT (entry), "text");
g_object_thaw_notify (G_OBJECT (entry));
}
static void
nmt_newt_entry_init (NmtNewtEntry *entry)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
priv->text = g_strdup ("");
priv->last_cursor_pos = -1;
}
/**
* nmt_newt_entry_set_filter:
* @entry: an #NmtNewtEntry
* @filter: the function to use to filter the entry
* @user_data: data for @filter
*
* Sets a #NmtNewtEntryFilter on @entry, to allow filtering out
* certain characters from the entry.
*
* Note that @filter will only be called for printable characters (eg,
* not for cursor-control characters or the like), and that it will
* only be called for user input, not, eg, for
* nmt_newt_entry_set_text().
*/
void
nmt_newt_entry_set_filter (NmtNewtEntry *entry,
NmtNewtEntryFilter filter,
gpointer user_data)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
priv->filter = filter;
priv->filter_data = user_data;
}
static void
nmt_newt_entry_finalize (GObject *object)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (object);
g_free (priv->text);
if (priv->idle_update)
g_source_remove (priv->idle_update);
G_OBJECT_CLASS (nmt_newt_entry_parent_class)->finalize (object);
}
static void
nmt_newt_entry_activated (NmtNewtWidget *widget)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (widget);
if (priv->idle_update) {
g_source_remove (priv->idle_update);
idle_update_entry (widget);
}
NMT_NEWT_WIDGET_CLASS (nmt_newt_entry_parent_class)->activated (widget);
}
/**
* nmt_newt_entry_set_validator:
* @entry: an #NmtNewtEntry
* @validator: the function to use to validate the entry
* @user_data: data for @validator
*
* Sets a #NmtNewtEntryValidator on @entry, to allow validation of
* the entry contents. If @validator returns %FALSE, then the entry
* will not be considered #NmtNewtWidget:valid.
*/
void
nmt_newt_entry_set_validator (NmtNewtEntry *entry,
NmtNewtEntryValidator validator,
gpointer user_data)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
priv->validator = validator;
priv->validator_data = user_data;
nmt_newt_entry_check_valid (entry);
}
/**
* nmt_newt_entry_set_width:
* @entry: an #NmtNewtEntpry
* @widget: the new width
*
* Updates @entry's width
*/
void
nmt_newt_entry_set_width (NmtNewtEntry *entry,
int width)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
if (priv->width == width)
return;
priv->width = width;
nmt_newt_widget_needs_rebuild (NMT_NEWT_WIDGET (entry));
g_object_notify (G_OBJECT (entry), "width");
}
static void
nmt_newt_entry_check_valid (NmtNewtEntry *entry)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
gboolean valid;
if ( (priv->flags & NMT_NEWT_ENTRY_NONEMPTY)
&& *priv->text == '\0')
valid = FALSE;
else if (priv->validator)
valid = !!priv->validator (entry, priv->text, priv->validator_data);
else
valid = TRUE;
nmt_newt_widget_set_valid (NMT_NEWT_WIDGET (entry), valid);
}
static gboolean
idle_update_entry (gpointer entry)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (entry);
newtComponent co = nmt_newt_component_get_component (entry);
char *text;
priv->idle_update = 0;
if (!co)
return FALSE;
priv->last_cursor_pos = newtEntryGetCursorPosition (co);
text = nmt_newt_locale_to_utf8 (newtEntryGetValue (co));
nmt_newt_entry_set_text_internal (entry, text, NULL);
g_free (text);
return FALSE;
}
static newtComponent
nmt_newt_entry_build_component (NmtNewtComponent *component,
gboolean sensitive)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (component);
newtComponent co;
char *text_lc;
int flags;
flags = convert_flags (priv->flags);
if (!sensitive)
flags |= NEWT_FLAG_DISABLED;
text_lc = priv->text ? nmt_newt_locale_from_utf8 (priv->text) : NULL;
co = newtEntry (-1, -1, text_lc, priv->width, NULL, flags);
g_free (text_lc);
if (priv->last_cursor_pos != -1)
newtEntrySetCursorPosition (co, priv->last_cursor_pos);
newtEntrySetFilter (co, entry_filter, component);
return co;
}
static int
entry_filter (newtComponent entry,
void *self,
int ch,
int cursor)
{
NmtNewtEntryPrivate *priv = NMT_NEWT_ENTRY_GET_PRIVATE (self);
if (g_ascii_isprint (ch)) {
if (priv->filter) {
char *text = nmt_newt_locale_to_utf8 (newtEntryGetValue (entry));
if (!priv->filter (self, text, ch, cursor, priv->filter_data)) {
g_free (text);
return 0;
}
g_free (text);
}
}
if (!priv->idle_update)
priv->idle_update = g_idle_add (idle_update_entry, self);
return ch;
}
