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Diffstat (limited to 'gedit/gedit-menu-extension.c')
| -rw-r--r-- | gedit/gedit-menu-extension.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/gedit/gedit-menu-extension.c b/gedit/gedit-menu-extension.c new file mode 100644 index 0000000..5e937b7 --- /dev/null +++ b/gedit/gedit-menu-extension.c @@ -0,0 +1,187 @@ +/* + * gedit-menu-extension.c + * This file is part of gedit + * + * Copyright (C) 2014 - Ignacio Casal Quinteiro + * + * gedit 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. + * + * gedit 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 gedit. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "gedit-menu-extension.h" + +#include <string.h> + +static guint last_merge_id = 0; + +struct _GeditMenuExtension +{ + GObject parent_instance; + + GMenu *menu; + guint merge_id; + gboolean dispose_has_run; +}; + +enum +{ + PROP_0, + PROP_MENU, + LAST_PROP +}; + +static GParamSpec *properties[LAST_PROP]; + +G_DEFINE_TYPE (GeditMenuExtension, gedit_menu_extension, G_TYPE_OBJECT) + +static void +gedit_menu_extension_dispose (GObject *object) +{ + GeditMenuExtension *menu = GEDIT_MENU_EXTENSION (object); + + if (!menu->dispose_has_run) + { + gedit_menu_extension_remove_items (menu); + menu->dispose_has_run = TRUE; + } + + g_clear_object (&menu->menu); + + G_OBJECT_CLASS (gedit_menu_extension_parent_class)->dispose (object); +} + +static void +gedit_menu_extension_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + GeditMenuExtension *menu = GEDIT_MENU_EXTENSION (object); + + switch (prop_id) + { + case PROP_MENU: + g_value_set_object (value, menu->menu); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gedit_menu_extension_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + GeditMenuExtension *menu = GEDIT_MENU_EXTENSION (object); + + switch (prop_id) + { + case PROP_MENU: + menu->menu = g_value_dup_object (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gedit_menu_extension_class_init (GeditMenuExtensionClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = gedit_menu_extension_dispose; + object_class->get_property = gedit_menu_extension_get_property; + object_class->set_property = gedit_menu_extension_set_property; + + properties[PROP_MENU] = + g_param_spec_object ("menu", + "Menu", + "The main menu", + G_TYPE_MENU, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS); + + g_object_class_install_properties (object_class, LAST_PROP, properties); +} + +static void +gedit_menu_extension_init (GeditMenuExtension *menu) +{ + menu->merge_id = ++last_merge_id; +} + +GeditMenuExtension * +gedit_menu_extension_new (GMenu *menu) +{ + return g_object_new (GEDIT_TYPE_MENU_EXTENSION, "menu", menu, NULL); +} + +void +gedit_menu_extension_append_menu_item (GeditMenuExtension *menu, + GMenuItem *item) +{ + g_return_if_fail (GEDIT_IS_MENU_EXTENSION (menu)); + g_return_if_fail (G_IS_MENU_ITEM (item)); + + if (menu->menu != NULL) + { + g_menu_item_set_attribute (item, "gedit-merge-id", "u", menu->merge_id); + g_menu_append_item (menu->menu, item); + } +} + +void +gedit_menu_extension_prepend_menu_item (GeditMenuExtension *menu, + GMenuItem *item) +{ + g_return_if_fail (GEDIT_IS_MENU_EXTENSION (menu)); + g_return_if_fail (G_IS_MENU_ITEM (item)); + + if (menu->menu != NULL) + { + g_menu_item_set_attribute (item, "gedit-merge-id", "u", menu->merge_id); + g_menu_prepend_item (menu->menu, item); + } +} + +void +gedit_menu_extension_remove_items (GeditMenuExtension *menu) +{ + gint i, n_items; + + g_return_if_fail (GEDIT_IS_MENU_EXTENSION (menu)); + + n_items = g_menu_model_get_n_items (G_MENU_MODEL (menu->menu)); + i = 0; + while (i < n_items) + { + guint id = 0; + + if (g_menu_model_get_item_attribute (G_MENU_MODEL (menu->menu), + i, "gedit-merge-id", "u", &id) && + id == menu->merge_id) + { + g_menu_remove (menu->menu, i); + n_items--; + } + else + { + i++; + } + } +} + +/* ex:set ts=8 noet: */ |