gboolean meta_data_set_keyword_mark(FileData *fd, gint n, gboolean value, gpointer data)
{
GList *path = data;
GList *keywords = NULL;
GtkTreeIter iter;
if (!keyword_tree_get_iter(GTK_TREE_MODEL(keyword_tree), &iter, path)) return FALSE;
keywords = metadata_read_list(fd, KEYWORD_KEY, METADATA_PLAIN);
if (!!keyword_tree_is_set(GTK_TREE_MODEL(keyword_tree), &iter, keywords) != !!value)
{
if (value)
{
keyword_tree_set(GTK_TREE_MODEL(keyword_tree), &iter, &keywords);
}
else
{
keyword_tree_reset(GTK_TREE_MODEL(keyword_tree), &iter, &keywords);
}
metadata_write_list(fd, KEYWORD_KEY, keywords);
}
string_list_free(keywords);
return TRUE;
}
void bar_pane_keywords_filter_modify(GtkTreeModel *model, GtkTreeIter *iter, GValue *value, gint column, gpointer data)
{
PaneKeywordsData *pkd = data;
GtkTreeModel *keyword_tree = gtk_tree_model_filter_get_model(GTK_TREE_MODEL_FILTER(model));
GtkTreeIter child_iter;
gtk_tree_model_filter_convert_iter_to_child_iter(GTK_TREE_MODEL_FILTER(model), &child_iter, iter);
memset(value, 0, sizeof (GValue));
switch (column)
{
case FILTER_KEYWORD_COLUMN_TOGGLE:
{
GList *keywords = keyword_list_pull(pkd->keyword_view);
gboolean set = keyword_tree_is_set(keyword_tree, &child_iter, keywords);
string_list_free(keywords);
g_value_init(value, G_TYPE_BOOLEAN);
g_value_set_boolean(value, set);
break;
}
case FILTER_KEYWORD_COLUMN_MARK:
gtk_tree_model_get_value(keyword_tree, &child_iter, KEYWORD_COLUMN_MARK, value);
break;
case FILTER_KEYWORD_COLUMN_NAME:
gtk_tree_model_get_value(keyword_tree, &child_iter, KEYWORD_COLUMN_NAME, value);
break;
case FILTER_KEYWORD_COLUMN_IS_KEYWORD:
gtk_tree_model_get_value(keyword_tree, &child_iter, KEYWORD_COLUMN_IS_KEYWORD, value);
break;
}
return;
}
static gboolean keyword_tree_check_empty_children(GtkTreeModel *keyword_tree, GtkTreeIter *parent, GList *kw_list)
{
GtkTreeIter iter;
if (!gtk_tree_model_iter_children(keyword_tree, &iter, parent))
return TRUE; /* this should happen only on empty helpers */
while (TRUE)
{
if (keyword_tree_is_set(keyword_tree, &iter, kw_list)) return FALSE;
if (!gtk_tree_model_iter_next(keyword_tree, &iter)) return TRUE;
}
}
gboolean meta_data_get_keyword_mark(FileData *fd, gint n, gpointer data)
{
/* FIXME: do not use global keyword_tree */
GList *path = data;
GList *keywords;
gboolean found = FALSE;
keywords = metadata_read_list(fd, KEYWORD_KEY, METADATA_PLAIN);
if (keywords)
{
GtkTreeIter iter;
if (keyword_tree_get_iter(GTK_TREE_MODEL(keyword_tree), &iter, path) &&
keyword_tree_is_set(GTK_TREE_MODEL(keyword_tree), &iter, keywords))
found = TRUE;
}
return found;
}
static gboolean keyword_show_set_in_cb(GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter_ptr, gpointer data)
{
GtkTreeIter iter = *iter_ptr;
GList *keywords = data;
gpointer id = keywords->data;
keywords = keywords->next; /* hack */
if (keyword_tree_is_set(model, &iter, keywords))
{
while (TRUE)
{
GtkTreeIter parent;
keyword_show_in(GTK_TREE_STORE(model), &iter, id);
if (!gtk_tree_model_iter_parent(GTK_TREE_MODEL(keyword_tree), &parent, &iter)) break;
iter = parent;
}
}
return FALSE;
}
static void keyword_hide_unset_in_recursive(GtkTreeStore *keyword_tree, GtkTreeIter *iter_ptr, gpointer id, GList *keywords)
{
GtkTreeIter iter = *iter_ptr;
while (TRUE)
{
if (!keyword_tree_is_set(GTK_TREE_MODEL(keyword_tree), &iter, keywords))
{
keyword_hide_in(keyword_tree, &iter, id);
/* no need to check children of hidden node */
}
else
{
GtkTreeIter child;
if (gtk_tree_model_iter_children(GTK_TREE_MODEL(keyword_tree), &child, &iter))
{
keyword_hide_unset_in_recursive(keyword_tree, &child, id, keywords);
}
}
if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(keyword_tree), &iter)) return;
}
}