/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include #include struct GLOMenu { GMenuModel const parent_instance; GArray *items; }; typedef GMenuModelClass GLOMenuClass; #ifdef __GNUC__ #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wunused-function" #if defined __clang__ #if __has_warning("-Wdeprecated-volatile") #pragma clang diagnostic ignored "-Wdeprecated-volatile" #endif #endif #endif G_DEFINE_TYPE (GLOMenu, g_lo_menu, G_TYPE_MENU_MODEL); #ifdef __GNUC__ #pragma GCC diagnostic pop #endif namespace { struct item { GHashTable* attributes; // Item attributes. GHashTable* links; // Item links. }; } static void g_lo_menu_struct_item_init (struct item *menu_item) { menu_item->attributes = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, reinterpret_cast(g_variant_unref)); menu_item->links = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref); } /* We treat attribute names the same as GSettings keys: * - only lowercase ascii, digits and '-' * - must start with lowercase * - must not end with '-' * - no consecutive '-' * - not longer than 1024 chars */ static bool valid_attribute_name (const gchar *name) { gint i; if (!g_ascii_islower (name[0])) return false; for (i = 1; name[i]; i++) { if (name[i] != '-' && !g_ascii_islower (name[i]) && !g_ascii_isdigit (name[i])) return false; if (name[i] == '-' && name[i + 1] == '-') return false; } if (name[i - 1] == '-') return false; if (i > 1024) return false; return true; } /* * GLOMenu */ static gboolean g_lo_menu_is_mutable (GMenuModel*) { // Menu is always mutable. return true; } static gint g_lo_menu_get_n_items (GMenuModel *model) { g_return_val_if_fail (model != nullptr, 0); GLOMenu *menu = G_LO_MENU (model); g_return_val_if_fail (menu->items != nullptr, 0); return menu->items->len; } gint g_lo_menu_get_n_items_from_section (GLOMenu *menu, gint section) { g_return_val_if_fail (0 <= section && o3tl::make_unsigned(section) < menu->items->len, 0); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_val_if_fail (model != nullptr, 0); gint length = model->items->len; g_object_unref (model); return length; } static void g_lo_menu_get_item_attributes (GMenuModel *model, gint position, GHashTable **table) { GLOMenu *menu = G_LO_MENU (model); *table = g_hash_table_ref (g_array_index (menu->items, struct item, position).attributes); } static void g_lo_menu_get_item_links (GMenuModel *model, gint position, GHashTable **table) { GLOMenu *menu = G_LO_MENU (model); *table = g_hash_table_ref (g_array_index (menu->items, struct item, position).links); } void g_lo_menu_insert (GLOMenu *menu, gint position, const gchar *label) { g_lo_menu_insert_section (menu, position, label, nullptr); } void g_lo_menu_insert_in_section (GLOMenu *menu, gint section, gint position, const gchar *label) { g_return_if_fail (G_IS_LO_MENU (menu)); g_return_if_fail (0 <= section && o3tl::make_unsigned(section) < menu->items->len); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); g_lo_menu_insert (model, position, label); g_object_unref (model); } GLOMenu * g_lo_menu_new() { return G_LO_MENU( g_object_new (G_TYPE_LO_MENU, nullptr) ); } static void g_lo_menu_set_attribute_value (GLOMenu *menu, gint position, const gchar *attribute, GVariant *value) { g_return_if_fail (G_IS_LO_MENU (menu)); g_return_if_fail (attribute != nullptr); g_return_if_fail (valid_attribute_name (attribute)); if (position >= static_cast(menu->items->len)) return; struct item menu_item = g_array_index (menu->items, struct item, position); if (value != nullptr) g_hash_table_insert (menu_item.attributes, g_strdup (attribute), g_variant_ref_sink (value)); else g_hash_table_remove (menu_item.attributes, attribute); } static GVariant* g_lo_menu_get_attribute_value_from_item_in_section (GLOMenu *menu, gint section, gint position, const gchar *attribute, const GVariantType *type) { GMenuModel *model = G_MENU_MODEL (g_lo_menu_get_section (menu, section)); g_return_val_if_fail (model != nullptr, nullptr); GVariant *value = g_menu_model_get_item_attribute_value (model, position, attribute, type); g_object_unref (model); return value; } void g_lo_menu_set_label (GLOMenu *menu, gint position, const gchar *label) { g_return_if_fail (G_IS_LO_MENU (menu)); GVariant *value; if (label != nullptr) value = g_variant_new_string (label); else value = nullptr; g_lo_menu_set_attribute_value (menu, position, G_MENU_ATTRIBUTE_LABEL, value); } void g_lo_menu_set_icon (GLOMenu *menu, gint position, const GIcon *icon) { g_return_if_fail (G_IS_LO_MENU (menu)); GVariant *value; if (icon != nullptr) { #if GLIB_CHECK_VERSION(2,38,0) value = g_icon_serialize (const_cast(icon)); #else value = nullptr; #endif } else value = nullptr; #ifndef G_MENU_ATTRIBUTE_ICON # define G_MENU_ATTRIBUTE_ICON "icon" #endif g_lo_menu_set_attribute_value (menu, position, G_MENU_ATTRIBUTE_ICON, value); if (value) g_variant_unref (value); } void g_lo_menu_set_label_to_item_in_section (GLOMenu *menu, gint section, gint position, const gchar *label) { g_return_if_fail (G_IS_LO_MENU (menu)); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); g_lo_menu_set_label (model, position, label); // Notify the update. g_menu_model_items_changed (G_MENU_MODEL (model), position, 1, 1); g_object_unref (model); } void g_lo_menu_set_icon_to_item_in_section (GLOMenu *menu, gint section, gint position, const GIcon *icon) { g_return_if_fail (G_IS_LO_MENU (menu)); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); g_lo_menu_set_icon (model, position, icon); // Notify the update. g_menu_model_items_changed (G_MENU_MODEL (model), position, 1, 1); g_object_unref (model); } gchar * g_lo_menu_get_label_from_item_in_section (GLOMenu *menu, gint section, gint position) { g_return_val_if_fail (G_IS_LO_MENU (menu), nullptr); GVariant *label_value = g_lo_menu_get_attribute_value_from_item_in_section (menu, section, position, G_MENU_ATTRIBUTE_LABEL, G_VARIANT_TYPE_STRING); gchar *label = nullptr; if (label_value) { label = g_variant_dup_string (label_value, nullptr); g_variant_unref (label_value); } return label; } void g_lo_menu_set_action_and_target_value (GLOMenu *menu, gint position, const gchar *action, GVariant *target_value) { g_return_if_fail (G_IS_LO_MENU (menu)); GVariant *action_value; if (action != nullptr) { action_value = g_variant_new_string (action); } else { action_value = nullptr; target_value = nullptr; } g_lo_menu_set_attribute_value (menu, position, G_MENU_ATTRIBUTE_ACTION, action_value); g_lo_menu_set_attribute_value (menu, position, G_MENU_ATTRIBUTE_TARGET, target_value); g_lo_menu_set_attribute_value (menu, position, G_LO_MENU_ATTRIBUTE_SUBMENU_ACTION, nullptr); g_menu_model_items_changed (G_MENU_MODEL (menu), position, 1, 1); } void g_lo_menu_set_action_and_target_value_to_item_in_section (GLOMenu *menu, gint section, gint position, const gchar *command, GVariant *target_value) { g_return_if_fail (G_IS_LO_MENU (menu)); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); g_lo_menu_set_action_and_target_value (model, position, command, target_value); g_object_unref (model); } void g_lo_menu_set_accelerator_to_item_in_section (GLOMenu *menu, gint section, gint position, const gchar *accelerator) { g_return_if_fail (G_IS_LO_MENU (menu)); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); GVariant *value; if (accelerator != nullptr) value = g_variant_new_string (accelerator); else value = nullptr; g_lo_menu_set_attribute_value (model, position, G_LO_MENU_ATTRIBUTE_ACCELERATOR, value); // Notify the update. g_menu_model_items_changed (G_MENU_MODEL (model), position, 1, 1); g_object_unref (model); } gchar * g_lo_menu_get_accelerator_from_item_in_section (GLOMenu *menu, gint section, gint position) { g_return_val_if_fail (G_IS_LO_MENU (menu), nullptr); GVariant *accel_value = g_lo_menu_get_attribute_value_from_item_in_section (menu, section, position, G_LO_MENU_ATTRIBUTE_ACCELERATOR, G_VARIANT_TYPE_STRING); gchar *accel = nullptr; if (accel_value != nullptr) { accel = g_variant_dup_string (accel_value, nullptr); g_variant_unref (accel_value); } return accel; } void g_lo_menu_set_command_to_item_in_section (GLOMenu *menu, gint section, gint position, const gchar *command) { g_return_if_fail (G_IS_LO_MENU (menu)); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); GVariant *value; if (command != nullptr) value = g_variant_new_string (command); else value = nullptr; g_lo_menu_set_attribute_value (model, position, G_LO_MENU_ATTRIBUTE_COMMAND, value); // Notify the update. g_menu_model_items_changed (G_MENU_MODEL (model), position, 1, 1); g_object_unref (model); } gchar * g_lo_menu_get_command_from_item_in_section (GLOMenu *menu, gint section, gint position) { g_return_val_if_fail (G_IS_LO_MENU (menu), nullptr); GVariant *command_value = g_lo_menu_get_attribute_value_from_item_in_section (menu, section, position, G_LO_MENU_ATTRIBUTE_COMMAND, G_VARIANT_TYPE_STRING); gchar *command = nullptr; if (command_value != nullptr) { command = g_variant_dup_string (command_value, nullptr); g_variant_unref (command_value); } return command; } static void g_lo_menu_set_link (GLOMenu *menu, gint position, const gchar *link, GMenuModel *model) { g_return_if_fail (G_IS_LO_MENU (menu)); g_return_if_fail (link != nullptr); g_return_if_fail (valid_attribute_name (link)); if (position < 0 || o3tl::make_unsigned(position) >= menu->items->len) position = menu->items->len - 1; struct item menu_item = g_array_index (menu->items, struct item, position); if (model != nullptr) g_hash_table_insert (menu_item.links, g_strdup (link), g_object_ref (model)); else g_hash_table_remove (menu_item.links, link); } void g_lo_menu_insert_section (GLOMenu *menu, gint position, const gchar *label, GMenuModel *section) { g_return_if_fail (G_IS_LO_MENU (menu)); if (position < 0 || o3tl::make_unsigned(position) > menu->items->len) position = menu->items->len; struct item menu_item; g_lo_menu_struct_item_init(&menu_item); g_array_insert_val (menu->items, position, menu_item); g_lo_menu_set_label (menu, position, label); g_lo_menu_set_link (menu, position, G_MENU_LINK_SECTION, section); g_menu_model_items_changed (G_MENU_MODEL (menu), position, 0, 1); } void g_lo_menu_new_section (GLOMenu *menu, gint position, const gchar *label) { GMenuModel *section = G_MENU_MODEL (g_lo_menu_new()); g_lo_menu_insert_section (menu, position, label, section); g_object_unref (section); } GLOMenu * g_lo_menu_get_section (GLOMenu *menu, gint section) { g_return_val_if_fail (G_IS_LO_MENU (menu), nullptr); return G_LO_MENU (G_MENU_MODEL_CLASS (g_lo_menu_parent_class) ->get_item_link (G_MENU_MODEL (menu), section, G_MENU_LINK_SECTION)); } void g_lo_menu_new_submenu_in_item_in_section (GLOMenu *menu, gint section, gint position) { g_return_if_fail (G_IS_LO_MENU (menu)); g_return_if_fail (0 <= section && o3tl::make_unsigned(section) < menu->items->len); GLOMenu* model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); if (0 <= position && o3tl::make_unsigned(position) < model->items->len) { GMenuModel* submenu = G_MENU_MODEL (g_lo_menu_new()); g_lo_menu_set_link (model, position, G_MENU_LINK_SUBMENU, submenu); g_object_unref (submenu); g_menu_model_items_changed (G_MENU_MODEL (model), position, 1, 1); g_object_unref (model); } } GLOMenu * g_lo_menu_get_submenu_from_item_in_section (GLOMenu *menu, gint section, gint position) { g_return_val_if_fail (G_IS_LO_MENU (menu), nullptr); g_return_val_if_fail (0 <= section && o3tl::make_unsigned(section) < menu->items->len, nullptr); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_val_if_fail (model != nullptr, nullptr); GLOMenu *submenu = nullptr; if (0 <= position && o3tl::make_unsigned(position) < model->items->len) submenu = G_LO_MENU (G_MENU_MODEL_CLASS (g_lo_menu_parent_class) ->get_item_link (G_MENU_MODEL (model), position, G_MENU_LINK_SUBMENU)); //submenu = g_menu_model_get_item_link (G_MENU_MODEL (model), position, G_MENU_LINK_SUBMENU); g_object_unref (model); return submenu; } void g_lo_menu_set_submenu_action_to_item_in_section (GLOMenu *menu, gint section, gint position, const gchar *action) { g_return_if_fail (G_IS_LO_MENU (menu)); GMenuModel *model = G_MENU_MODEL (g_lo_menu_get_section (menu, section)); g_return_if_fail (model != nullptr); GVariant *value; if (action != nullptr) value = g_variant_new_string (action); else value = nullptr; g_lo_menu_set_attribute_value (G_LO_MENU (model), position, G_LO_MENU_ATTRIBUTE_SUBMENU_ACTION, value); // Notify the update. g_menu_model_items_changed (model, position, 1, 1); g_object_unref (model); } static void g_lo_menu_clear_item (struct item *menu_item) { if (menu_item->attributes != nullptr) g_hash_table_unref (menu_item->attributes); if (menu_item->links != nullptr) g_hash_table_unref (menu_item->links); } void g_lo_menu_remove (GLOMenu *menu, gint position) { g_return_if_fail (G_IS_LO_MENU (menu)); g_return_if_fail (0 <= position && o3tl::make_unsigned(position) < menu->items->len); g_lo_menu_clear_item (&g_array_index (menu->items, struct item, position)); g_array_remove_index (menu->items, position); g_menu_model_items_changed (G_MENU_MODEL (menu), position, 1, 0); } void g_lo_menu_remove_from_section (GLOMenu *menu, gint section, gint position) { g_return_if_fail (G_IS_LO_MENU (menu)); g_return_if_fail (0 <= section && o3tl::make_unsigned(section) < menu->items->len); GLOMenu *model = g_lo_menu_get_section (menu, section); g_return_if_fail (model != nullptr); g_lo_menu_remove (model, position); g_object_unref (model); } static void g_lo_menu_finalize (GObject *object) { GLOMenu *menu = G_LO_MENU (object); struct item *items; gint n_items; gint i; n_items = menu->items->len; items = reinterpret_cast(g_array_free (menu->items, FALSE)); for (i = 0; i < n_items; i++) g_lo_menu_clear_item (&items[i]); g_free (items); G_OBJECT_CLASS (g_lo_menu_parent_class) ->finalize (object); } static void g_lo_menu_init (GLOMenu *menu) { menu->items = g_array_new (FALSE, FALSE, sizeof (struct item)); } static void g_lo_menu_class_init (GLOMenuClass *klass) { GMenuModelClass *model_class = G_MENU_MODEL_CLASS (klass); GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->finalize = g_lo_menu_finalize; model_class->is_mutable = g_lo_menu_is_mutable; model_class->get_n_items = g_lo_menu_get_n_items; model_class->get_item_attributes = g_lo_menu_get_item_attributes; model_class->get_item_links = g_lo_menu_get_item_links; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ value='feature/lok_dialog'>feature/lok_dialog LibreOffice 核心代码仓库文档基金会
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