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-rw-r--r--applets/notification_area/na-item.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/applets/notification_area/na-item.c b/applets/notification_area/na-item.c
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+++ b/applets/notification_area/na-item.c
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+/*
+ * Copyright (C) 2016 Alberts Muktupāvels
+ * Copyright (C) 2017 Colomban Wendling <[email protected]>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include "na-item.h"
+
+G_DEFINE_INTERFACE_WITH_CODE (NaItem, na_item, GTK_TYPE_WIDGET,
+ g_type_interface_add_prerequisite (g_define_type_id,
+ GTK_TYPE_ORIENTABLE);)
+
+static gboolean
+na_item_draw_on_parent_default (NaItem *item,
+ GtkWidget *parent,
+ cairo_t *parent_cr)
+{
+ return FALSE;
+}
+
+static void
+na_item_default_init (NaItemInterface *iface)
+{
+ iface->draw_on_parent = na_item_draw_on_parent_default;
+}
+
+const gchar *
+na_item_get_id (NaItem *item)
+{
+ NaItemInterface *iface;
+
+ g_return_val_if_fail (NA_IS_ITEM (item), NULL);
+
+ iface = NA_ITEM_GET_IFACE (item);
+ g_return_val_if_fail (iface->get_id != NULL, NULL);
+
+ return iface->get_id (item);
+}
+
+NaItemCategory
+na_item_get_category (NaItem *item)
+{
+ NaItemInterface *iface;
+
+ g_return_val_if_fail (NA_IS_ITEM (item),
+ NA_ITEM_CATEGORY_APPLICATION_STATUS);
+
+ iface = NA_ITEM_GET_IFACE (item);
+ g_return_val_if_fail (iface->get_category != NULL,
+ NA_ITEM_CATEGORY_APPLICATION_STATUS);
+
+ return iface->get_category (item);
+}
+
+/*
+ * Fairly ugly hack because system-tray/NaTrayChild uses a weird hack for
+ * drawing itself. I'm not sure it's still needed with the current GTK3
+ * drawing where not all widgets have an own window, but well.
+ *
+ * Should return %TRUE if it handled itself, or %FALSE if the parent should
+ * draw normally. Default is to draw normally.
+ */
+gboolean
+na_item_draw_on_parent (NaItem *item,
+ GtkWidget *parent,
+ cairo_t *parent_cr)
+{
+ NaItemInterface *iface;
+
+ g_return_val_if_fail (NA_IS_ITEM (item), FALSE);
+ g_return_val_if_fail (GTK_IS_WIDGET (parent), FALSE);
+
+ iface = NA_ITEM_GET_IFACE (item);
+ g_return_val_if_fail (iface->draw_on_parent != NULL, FALSE);
+
+ return iface->draw_on_parent (item, parent, parent_cr);
+}