static gboolean
remove_color_to_names_sets (GstylePalette *self,
GstyleColor *color)
{
const gchar *name;
GPtrArray *set;
gboolean ret = FALSE;
g_assert (GSTYLE_IS_PALETTE (self));
g_assert (GSTYLE_IS_COLOR (color));
name = gstyle_color_get_name (color);
if (gstyle_str_empty0 (name))
return FALSE;
set = g_hash_table_lookup (self->color_names, name);
if (set == NULL)
return FALSE;
ret = g_ptr_array_remove (set, color);
if (set->len == 0)
{
g_ptr_array_unref (set);
g_hash_table_remove (self->color_names, name);
}
return ret;
}
/**
* gstyle_palette_lookup:
* @self: a #GstylePalette
* @name: A #GstyleColor name
*
* Search for one or several #GstyleColor named @name in the palette.
*
* Returns: (transfer none) (nullable) (element-type GstyleColor): a #GstyleColor pointer array.
*/
GPtrArray *
gstyle_palette_lookup (GstylePalette *self,
const gchar *name)
{
GPtrArray *set;
g_return_val_if_fail (GSTYLE_IS_PALETTE (self), NULL);
g_return_val_if_fail (!gstyle_str_empty0 (name), NULL);
set = g_hash_table_lookup (self->color_names, name);
return set;
}
/**
* gstyle_palette_set_id:
* @self: a #GstylePalette
* @id: palette id
*
*/
void
gstyle_palette_set_id (GstylePalette *self,
const gchar *id)
{
gint64 num_id;
g_return_if_fail (GSTYLE_IS_PALETTE (self));
if (gstyle_str_empty0 (id))
{
num_id = g_get_real_time ();
self->id = g_strdup_printf ("gb-cp-%"G_GINT64_FORMAT, num_id);
gstyle_palette_set_changed (self, TRUE);
}
else if (g_strcmp0 (self->id, id) != 0)
{
g_free (self->id);
self->id = g_strdup (id);
gstyle_palette_set_changed (self, TRUE);
}
}
static gboolean
gstyle_palette_xml_get_header (xmlTextReaderPtr reader,
gchar **id,
gchar **name,
gchar **domain)
{
g_assert (reader != NULL);
g_assert (id != NULL);
g_assert (name != NULL);
g_assert (domain != NULL);
*id = *name = *domain = NULL;
if (xmlTextReaderRead(reader) == 1 &&
xmlTextReaderNodeType (reader) == XML_READER_TYPE_ELEMENT &&
!g_strcmp0 (XML_TO_CHAR (xmlTextReaderConstName (reader)), "palette") &&
xmlTextReaderDepth (reader) == 0)
{
*id = strdup_and_xmlfree (xmlTextReaderGetAttribute (reader, CHAR_TO_XML ("id")));
*name = strdup_and_xmlfree (xmlTextReaderGetAttribute (reader, CHAR_TO_XML ("name")));
if (*name == NULL)
{
*name = strdup_and_xmlfree (xmlTextReaderGetAttribute (reader, CHAR_TO_XML ("_name")));
*domain = strdup_and_xmlfree (xmlTextReaderGetAttribute (reader, CHAR_TO_XML ("gettext-domain")));
}
if (gstyle_str_empty0 (*id) || gstyle_utf8_is_spaces (*id))
{
g_warning ("Palette '%s'has an empty or NULL id\n", *name);
return FALSE;
}
if (gstyle_utf8_is_spaces (*name))
g_clear_pointer (name, g_free);
}
return (*id != NULL);
}
/* TODO: add an unnamed category ? */
static gboolean
add_color_to_names_sets (GstylePalette *self,
GstyleColor *color)
{
const gchar *name;
GPtrArray *set;
g_assert (GSTYLE_IS_PALETTE (self));
g_assert (GSTYLE_IS_COLOR (color));
name = gstyle_color_get_name (color);
if (gstyle_str_empty0 (name))
return FALSE;
set = g_hash_table_lookup (self->color_names, name);
if (set == NULL)
{
set = g_ptr_array_new ();
g_hash_table_insert (self->color_names, (gpointer)name, set);
}
g_ptr_array_add (set, color);
return TRUE;
}
static GstyleColor *
gstyle_palette_xml_get_color (xmlTextReaderPtr reader)
{
GstyleColor *color = NULL;
g_autofree gchar *name;
g_autofree gchar *value;
g_assert (reader != NULL);
if (xmlTextReaderNodeType (reader) == XML_READER_TYPE_ELEMENT &&
!g_strcmp0 (XML_TO_CHAR (xmlTextReaderConstName (reader)), "color") &&
xmlTextReaderDepth (reader) == 1)
{
name = strdup_and_xmlfree (xmlTextReaderGetAttribute (reader, CHAR_TO_XML ("name")));
if (gstyle_utf8_is_spaces (name))
g_clear_pointer (&name, g_free);
value = strdup_and_xmlfree (xmlTextReaderGetAttribute (reader, CHAR_TO_XML ("value")));
if (!gstyle_str_empty0 (value))
color = gstyle_color_new_from_string (name, value);
}
return color;
}
static void
gstyle_color_widget_on_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *data,
guint info,
guint time)
{
GstyleColorWidget *self = GSTYLE_COLOR_WIDGET (widget);
GstyleColor * const *src_color;
g_autofree gchar *color_string = NULL;
GstyleColorKind kind;
GdkAtom target;
guint16 *data_rgba;
GdkRGBA rgba;
gint len;
g_assert (GSTYLE_IS_COLOR_WIDGET (self));
g_assert (GDK_IS_DRAG_CONTEXT (context));
target = gtk_selection_data_get_target (data);
if (target == gdk_atom_intern_static_string ("GSTYLE_COLOR_WIDGET"))
{
/* TODO: check if the color widget is coming from a PaletteWidget container */
src_color = (void*)gtk_selection_data_get_data (data);
if (*src_color != self->color)
dnd_color_fill (self, *src_color, self->color);
gtk_drag_finish (context, TRUE, FALSE, time);
return;
}
else if (target == gdk_atom_intern_static_string ("application/x-color"))
{
len = gtk_selection_data_get_length (data);
if (len < 0 )
goto failed;
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-align"
data_rgba = (guint16 *)gtk_selection_data_get_data (data);
#pragma GCC diagnostic pop
rgba.red = data_rgba[0] / 65535.;
rgba.green = data_rgba[1] / 65535.;
rgba.blue = data_rgba[2] / 65535.;
rgba.alpha = data_rgba[3] / 65535.;
gstyle_color_set_rgba (self->color, &rgba);
gtk_drag_finish (context, TRUE, FALSE, time);
return;
}
else if (gtk_targets_include_text (&target, 1))
{
color_string = (gchar *)gtk_selection_data_get_text (data);
if (!gstyle_str_empty0 (color_string))
{
if (!gstyle_color_parse_color_string (color_string, &rgba, &kind))
goto failed;
gstyle_color_set_rgba (self->color, &rgba);
gtk_drag_finish (context, TRUE, FALSE, time);
}
}
failed:
gtk_drag_finish (context, FALSE, FALSE, time);
}
