void
gnc_combott_set_active (GncCombott *combott, gint index)
{
GncCombottPrivate *priv;
GtkTreeIter iter;
gboolean valid = TRUE;
gint active = 1;
g_return_if_fail (GNC_IS_COMBOTT (combott));
g_return_if_fail (index >= -1);
priv = GNC_COMBOTT_GET_PRIVATE (combott);
/* Do we have a valid model */
if (priv->model != NULL)
{
/* Is index the same as current option */
if(index + 1 != priv->active)
{
/* Set button label to blank for no selection */
if(index == -1)
{
priv->active = 0;
gtk_label_set_text(GTK_LABEL(priv->label), "");
g_signal_emit (combott, combott_signals[CHANGED], 0);
}
else
{
/* Get the corresponding entry in the list store */
valid = gtk_tree_model_get_iter_first (priv->model, &iter);
while (valid)
{
/* Walk through the list, reading each row */
gchar *str_data;
gchar *tip_data;
/* Make sure you terminate calls to gtk_tree_model_get()
* with a '-1' value */
gtk_tree_model_get (priv->model, &iter,
priv->text_col, &str_data,
priv->tip_col, &tip_data,
-1);
if(index + 1 == active)
{
priv->active = index + 1;
priv->active_iter = iter;
gtk_label_set_text(GTK_LABEL(priv->label), str_data);
gnc_label_set_alignment (priv->label, 0, 0.5);
g_signal_emit (combott, combott_signals[CHANGED], 0);
}
g_free (str_data);
g_free (tip_data);
active ++;
valid = gtk_tree_model_iter_next (priv->model, &iter);
}
}
}
}
}
static void
gctt_refresh_menu (GncCombott *combott, GtkTreeModel *model)
{
g_return_if_fail (GNC_IS_COMBOTT (combott));
g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
gctt_rebuild_menu(combott, model);
}
static void
gctt_refresh_menu (GncCombott *combott, GtkTreeModel *model)
{
GncCombottPrivate *priv;
g_return_if_fail (GNC_IS_COMBOTT (combott));
g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
priv = GNC_COMBOTT_GET_PRIVATE (combott);
gctt_rebuild_menu(combott, model);
}
gint
gnc_combott_get_active (GncCombott *combott)
{
GncCombottPrivate *priv;
gint result;
g_return_val_if_fail (GNC_IS_COMBOTT (combott), 0);
priv = GNC_COMBOTT_GET_PRIVATE (combott);
result = priv->active - 1;
return result;
}
static void
gctt_finalize (GObject *object)
{
GncCombott *combott;
GncCombottPrivate *priv;
g_return_if_fail (object != NULL);
g_return_if_fail (GNC_IS_COMBOTT (object));
combott = GNC_COMBOTT (object);
priv = GNC_COMBOTT_GET_PRIVATE (combott);
if (priv->model)
{
priv->model = NULL;
}
if (priv->menu)
{
priv->menu = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gctt_rebuild_menu (GncCombott *combott, GtkTreeModel *model)
{
GncCombottPrivate *priv;
GtkTreeIter iter;
GtkWidget *menu_items;
gboolean valid;
gint num = 1;
gint items = 0;
g_return_if_fail (GNC_IS_COMBOTT (combott));
g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
priv = GNC_COMBOTT_GET_PRIVATE (combott);
priv->menu = NULL;
priv->menu = gtk_menu_new();
valid = gtk_tree_model_get_iter_first (model, &iter);
while (valid)
{
GtkWidget *label;
/* Walk through the list, reading each row */
gchar *str_data;
gchar *tip_data;
gtk_tree_model_get (model, &iter,
priv->text_col, &str_data,
priv->tip_col, &tip_data,
-1);
/* Create a new menu-item with a name... */
menu_items = gtk_menu_item_new_with_label (str_data);
/* Get widget width to max number of characters in list */
if(strlen(str_data) > num)
num = strlen(str_data);
/* Add the tooltip to the child label */
label = gtk_bin_get_child(GTK_BIN(menu_items));
gtk_widget_set_tooltip_text (label, tip_data);
gtk_misc_set_alignment (GTK_MISC(label), 0, 0.5);
/* ...and add it to the menu. */
gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), menu_items);
g_signal_connect (menu_items, "activate",
G_CALLBACK (menuitem_response_cb),
combott);
/* Show the widget */
gtk_widget_show (menu_items);
g_free (str_data);
g_free (tip_data);
items++;
valid = gtk_tree_model_iter_next (model, &iter);
}
g_signal_connect(G_OBJECT(priv->menu), "size-allocate", G_CALLBACK(menu_getsize_cb), combott);
/* Set widget width to max number of characters in list */
priv->max_number_char = num;
gtk_label_set_width_chars(GTK_LABEL(priv->label), priv->max_number_char);
priv->num_items = items;
}
