QModelIndex
gtk_combo_box_get_index(GtkComboBox *box)
{
GtkTreeIter filter_iter;
GtkTreeIter child_iter;
GtkTreeModel *filter_model = gtk_combo_box_get_model(box);
GtkTreeModel *model = filter_model;
GtkTreeIter *iter = NULL;
if (GTK_IS_TREE_MODEL_FILTER(filter_model))
model = gtk_tree_model_filter_get_model(GTK_TREE_MODEL_FILTER(filter_model));
if (gtk_combo_box_get_active_iter(box, &filter_iter)) {
if (GTK_IS_TREE_MODEL_FILTER(filter_model)) {
gtk_tree_model_filter_convert_iter_to_child_iter(
GTK_TREE_MODEL_FILTER(filter_model),
&child_iter,
&filter_iter);
iter = &child_iter;
} else {
iter = &filter_iter;
}
if (GTK_IS_Q_TREE_MODEL(model))
return gtk_q_tree_model_get_source_idx(GTK_Q_TREE_MODEL(model), iter);
}
return QModelIndex();
}
static gboolean
filter_disabled_items(GtkTreeModel *model, GtkTreeIter *iter, G_GNUC_UNUSED gpointer data)
{
QModelIndex idx;
if (GTK_IS_Q_TREE_MODEL(model))
idx = gtk_q_tree_model_get_source_idx(GTK_Q_TREE_MODEL(model), iter);
if (idx.isValid()) {
return idx.flags() & Qt::ItemIsEnabled ? TRUE : FALSE;
}
return FALSE;
}
QModelIndex
get_index_from_selection(GtkTreeSelection *selection)
{
GtkTreeIter iter;
GtkTreeModel *model = NULL;
if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
if (GTK_IS_Q_TREE_MODEL(model))
return gtk_q_tree_model_get_source_idx(GTK_Q_TREE_MODEL(model), &iter);
}
return QModelIndex();
}
static void
render_check_state(G_GNUC_UNUSED GtkCellLayout *cell_layout,
GtkCellRenderer *cell,
GtkTreeModel *model,
GtkTreeIter *iter,
G_GNUC_UNUSED gpointer data)
{
QModelIndex idx;
if (GTK_IS_Q_TREE_MODEL(model))
idx = gtk_q_tree_model_get_source_idx(GTK_Q_TREE_MODEL(model), iter);
else if (GTK_IS_Q_SORT_FILTER_TREE_MODEL(model))
idx = gtk_q_sort_filter_tree_model_get_source_idx(GTK_Q_SORT_FILTER_TREE_MODEL(model), iter);
gboolean checked = FALSE;
if (idx.isValid()) {
checked = idx.data(Qt::CheckStateRole).value<int>() == Qt::Checked ? TRUE : FALSE;
}
g_object_set(G_OBJECT(cell), "active", checked, NULL);
}
void
gtk_combo_box_set_active_index(GtkComboBox *box, const QModelIndex& idx)
{
if (idx.isValid()) {
GtkTreeIter new_iter;
GtkTreeModel *filter_model = gtk_combo_box_get_model(box);
g_return_if_fail(filter_model);
GtkTreeModel *model = filter_model;
if (GTK_IS_TREE_MODEL_FILTER(filter_model))
model = gtk_tree_model_filter_get_model(GTK_TREE_MODEL_FILTER(filter_model));
gboolean valid = FALSE;
if (GTK_IS_Q_TREE_MODEL(model))
valid = gtk_q_tree_model_source_index_to_iter(GTK_Q_TREE_MODEL(model), idx, &new_iter);
if (valid) {
if (GTK_IS_TREE_MODEL_FILTER(filter_model)) {
GtkTreeIter filter_iter;
if (gtk_tree_model_filter_convert_child_iter_to_iter(
GTK_TREE_MODEL_FILTER(filter_model),
&filter_iter,
&new_iter)
) {
gtk_combo_box_set_active_iter(box, &filter_iter);
} else {
g_warning("failed to convert iter from source model to filter model iter");
}
} else {
gtk_combo_box_set_active_iter(box, &new_iter);
}
} else {
g_warning("Given QModelIndex doesn't exist in GtkTreeModel");
}
}
}
