/**
* gtk_combo_box_text_get_active_text:
* @combo_box: A #GtkComboBoxText
*
* Returns the currently active string in @combo_box, or %NULL
* if none is selected. If @combo_box contains an entry, this
* function will return its contents (which will not necessarily
* be an item from the list).
*
* Returns: (transfer full): a newly allocated string containing the
* currently active text. Must be freed with g_free().
*
* Since: 2.24
*/
gchar *
gtk_combo_box_text_get_active_text (GtkComboBoxText *combo_box)
{
GtkTreeIter iter;
gchar *text = NULL;
g_return_val_if_fail (GTK_IS_COMBO_BOX_TEXT (combo_box), NULL);
if (gtk_combo_box_get_has_entry (GTK_COMBO_BOX (combo_box)))
{
GtkWidget *entry;
entry = gtk_bin_get_child (GTK_BIN (combo_box));
text = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
}
else if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo_box), &iter))
{
GtkTreeModel *model;
gint text_column;
gint column_type;
model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box));
g_return_val_if_fail (GTK_IS_LIST_STORE (model), NULL);
text_column = gtk_combo_box_get_entry_text_column (GTK_COMBO_BOX (combo_box));
g_return_val_if_fail (text_column >= 0, NULL);
column_type = gtk_tree_model_get_column_type (model, text_column);
g_return_val_if_fail (column_type == G_TYPE_STRING, NULL);
gtk_tree_model_get (model, &iter, text_column, &text, -1);
}
return text;
}
/** The completion attached to currency edit widget has selected a
* match. This function extracts the completed string from the
* completion code's temporary model, and uses that to set the index
* of that currency name for use when the user leaves the widget.
* This should always point to a valid currency name since the user
* made the selection from a list of currency names.
*
* @param completion Unused.
*
* @param comp_model A temporary model used by completion code that
* contains only the current matches.
*
* @param comp_iter The iter in the completion's temporary model
* that represents the user selected match.
*
* @param cbwe A pointer to a currency entry widget. */
static gboolean
gnc_cbwe_match_selected_cb (GtkEntryCompletion *completion,
GtkTreeModel *comp_model,
GtkTreeIter *comp_iter,
GtkComboBox *cbwe)
{
gint column;
gchar *text;
column = gtk_combo_box_get_entry_text_column(cbwe);
gtk_tree_model_get(comp_model, comp_iter, column, &text, -1);
gnc_cbwe_set_by_string(cbwe, text);
g_free(text);
return FALSE;
}
/**
* gtk_combo_box_text_insert:
* @combo_box: A #GtkComboBoxText
* @position: An index to insert @text
* @id: (allow-none): a string ID for this value, or %NULL
* @text: A string to display
*
* Inserts @text at @position in the list of strings stored in @combo_box.
* If @id is non-%NULL then it is used as the ID of the row. See
* #GtkComboBox:id-column.
*
* If @position is negative then @text is appended.
*
* Since: 3.0
*/
void
gtk_combo_box_text_insert (GtkComboBoxText *combo_box,
gint position,
const gchar *id,
const gchar *text)
{
GtkListStore *store;
GtkTreeIter iter;
gint text_column;
gint column_type;
g_return_if_fail (GTK_IS_COMBO_BOX_TEXT (combo_box));
g_return_if_fail (text != NULL);
store = GTK_LIST_STORE (gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box)));
g_return_if_fail (GTK_IS_LIST_STORE (store));
text_column = gtk_combo_box_get_entry_text_column (GTK_COMBO_BOX (combo_box));
if (gtk_combo_box_get_has_entry (GTK_COMBO_BOX (combo_box)))
g_return_if_fail (text_column >= 0);
else if (text_column < 0)
text_column = 0;
column_type = gtk_tree_model_get_column_type (GTK_TREE_MODEL (store), text_column);
g_return_if_fail (column_type == G_TYPE_STRING);
if (position < 0)
gtk_list_store_append (store, &iter);
else
gtk_list_store_insert (store, &iter, position);
gtk_list_store_set (store, &iter, text_column, text, -1);
if (id != NULL)
{
gint id_column;
id_column = gtk_combo_box_get_id_column (GTK_COMBO_BOX (combo_box));
g_return_if_fail (id_column >= 0);
column_type = gtk_tree_model_get_column_type (GTK_TREE_MODEL (store), id_column);
g_return_if_fail (column_type == G_TYPE_STRING);
gtk_list_store_set (store, &iter, id_column, id, -1);
}
}
static void
gn_combo_history_set_popdown_strings (GnComboHistory *history)
{
GtkTreeModel *model;
GtkTreeIter iter;
GSList *items;
gchar *text;
gint text_column, i;
g_return_if_fail (GN_IS_COMBO_HISTORY (history));
g_return_if_fail (GTK_IS_COMBO_BOX (history->priv->combo));
model = gtk_combo_box_get_model (history->priv->combo);
if (!model)
return;
text_column = gtk_combo_box_get_entry_text_column (
GTK_COMBO_BOX (history->priv->combo));
gtk_list_store_clear (GTK_LIST_STORE (model));
if (! history->priv->items) {
gtk_combo_box_set_active (GTK_COMBO_BOX (history->priv->combo), -1);
return;
}
i = 0;
for (items = history->priv->items; items; items = items->next) {
text = items->data;
gtk_list_store_insert (GTK_LIST_STORE (model), &iter, i);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
text_column, text,
-1);
i ++;
}
/* At this point the current selection always be at the first place in the model */
gtk_combo_box_set_active (GTK_COMBO_BOX (history->priv->combo), 0);
}
/** Find an entry in the GtkComboBox by its text value, and set
* the widget to that value. This function also records the index of
* that text value for use when the user leaves the widget.
*
* @param cbwe A pointer to a GtkComboBox with entry widget.
*
* @param text The entry text to find in the model of the combo box
* entry. */
void
gnc_cbwe_set_by_string(GtkComboBox *cbwe,
const gchar *text)
{
GtkTreeModel *model;
GtkTreeIter iter;
gchar *tree_string;
gint column, index, id;
gboolean match;
model = gtk_combo_box_get_model(GTK_COMBO_BOX(cbwe));
if (!gtk_tree_model_get_iter_first(model, &iter))
{
/* empty tree */
gtk_combo_box_set_active(GTK_COMBO_BOX(cbwe), -1);
return;
}
column = gtk_combo_box_get_entry_text_column(cbwe);
do
{
gtk_tree_model_get(model, &iter, column, &tree_string, -1);
match = g_utf8_collate(text, tree_string) == 0;
g_free(tree_string);
if (!match)
continue;
/* Found a matching string */
id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(cbwe), CHANGED_ID));
g_signal_handler_block(cbwe, id);
gtk_combo_box_set_active_iter(GTK_COMBO_BOX(cbwe), &iter);
g_signal_handler_unblock(cbwe, id);
index = gtk_combo_box_get_active(GTK_COMBO_BOX(cbwe));
g_object_set_data(G_OBJECT(cbwe), LAST_INDEX, GINT_TO_POINTER(index));
return;
}
while (gtk_tree_model_iter_next(model, &iter));
}
