gtk2/gtk/gtkcolumnlistitemfactory.c
Matthias Clasen df01c5c7a4 columnlistitemfactory: Plug a leak
g_list_model_get_item is transfer full.
2020-07-16 08:54:36 -04:00

151 lines
5.0 KiB
C

/*
* Copyright © 2019 Benjamin Otte
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
#include "config.h"
#include "gtkcolumnlistitemfactoryprivate.h"
#include "gtkboxlayout.h"
#include "gtkcolumnviewcolumnprivate.h"
#include "gtkcolumnviewlayoutprivate.h"
#include "gtklistitemfactoryprivate.h"
#include "gtklistitemprivate.h"
struct _GtkColumnListItemFactory
{
GtkListItemFactory parent_instance;
GtkColumnView *view; /* no reference, the view references us */
};
struct _GtkColumnListItemFactoryClass
{
GtkListItemFactoryClass parent_class;
};
G_DEFINE_TYPE (GtkColumnListItemFactory, gtk_column_list_item_factory, GTK_TYPE_LIST_ITEM_FACTORY)
static void
gtk_column_list_item_factory_setup (GtkListItemFactory *factory,
GtkListItemWidget *widget,
GtkListItem *list_item)
{
GtkColumnListItemFactory *self = GTK_COLUMN_LIST_ITEM_FACTORY (factory);
GListModel *columns;
guint i;
/* FIXME: evil */
gtk_widget_set_layout_manager (GTK_WIDGET (widget),
gtk_column_view_layout_new (self->view));
GTK_LIST_ITEM_FACTORY_CLASS (gtk_column_list_item_factory_parent_class)->setup (factory, widget, list_item);
columns = gtk_column_view_get_columns (self->view);
for (i = 0; i < g_list_model_get_n_items (columns); i++)
{
GtkColumnViewColumn *column = g_list_model_get_item (columns, i);
gtk_column_list_item_factory_add_column (self,
list_item->owner,
column,
FALSE);
g_object_unref (column);
}
}
static void
gtk_column_list_item_factory_teardown (GtkListItemFactory *factory,
GtkListItemWidget *widget,
GtkListItem *list_item)
{
GtkWidget *child;
GTK_LIST_ITEM_FACTORY_CLASS (gtk_column_list_item_factory_parent_class)->teardown (factory, widget, list_item);
while ((child = gtk_widget_get_first_child (GTK_WIDGET (widget))))
{
gtk_list_item_widget_remove_child (GTK_LIST_ITEM_WIDGET (widget), child);
}
}
static void
gtk_column_list_item_factory_update (GtkListItemFactory *factory,
GtkListItemWidget *widget,
GtkListItem *list_item,
guint position,
gpointer item,
gboolean selected)
{
GtkWidget *child;
GTK_LIST_ITEM_FACTORY_CLASS (gtk_column_list_item_factory_parent_class)->update (factory, widget, list_item, position, item, selected);
for (child = gtk_widget_get_first_child (GTK_WIDGET (widget));
child;
child = gtk_widget_get_next_sibling (child))
{
gtk_list_item_widget_update (GTK_LIST_ITEM_WIDGET (child), position, item, selected);
}
}
static void
gtk_column_list_item_factory_class_init (GtkColumnListItemFactoryClass *klass)
{
GtkListItemFactoryClass *factory_class = GTK_LIST_ITEM_FACTORY_CLASS (klass);
factory_class->setup = gtk_column_list_item_factory_setup;
factory_class->teardown = gtk_column_list_item_factory_teardown;
factory_class->update = gtk_column_list_item_factory_update;
}
static void
gtk_column_list_item_factory_init (GtkColumnListItemFactory *self)
{
}
GtkColumnListItemFactory *
gtk_column_list_item_factory_new (GtkColumnView *view)
{
GtkColumnListItemFactory *result;
result = g_object_new (GTK_TYPE_COLUMN_LIST_ITEM_FACTORY, NULL);
result->view = view;
return result;
}
void
gtk_column_list_item_factory_add_column (GtkColumnListItemFactory *factory,
GtkListItemWidget *list_item,
GtkColumnViewColumn *column,
gboolean check_bind)
{
GtkWidget *cell;
cell = gtk_column_view_cell_new (column);
gtk_list_item_widget_add_child (GTK_LIST_ITEM_WIDGET (list_item), GTK_WIDGET (cell));
gtk_list_item_widget_update (GTK_LIST_ITEM_WIDGET (cell),
gtk_list_item_widget_get_position (list_item),
gtk_list_item_widget_get_item (list_item),
gtk_list_item_widget_get_selected (list_item));
}