diff options
Diffstat (limited to 'shell/cc-panel-loader.c')
| -rw-r--r-- | shell/cc-panel-loader.c | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/shell/cc-panel-loader.c b/shell/cc-panel-loader.c new file mode 100644 index 0000000..17f9601 --- /dev/null +++ b/shell/cc-panel-loader.c @@ -0,0 +1,332 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ +/* + * Copyright (c) 2012 Giovanni Campagna <scampa.giovanni@gmail.com> + * + * The Control Center 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. + * + * The Control Center 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 the Control Center; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + * Author: Thomas Wood <thos@gnome.org> + */ + +#include <config.h> + +#include <string.h> +#include <gio/gdesktopappinfo.h> +#include <glib/gi18n.h> + +#include "cc-panel.h" +#include "cc-panel-loader.h" + +#ifndef CC_PANEL_LOADER_NO_GTYPES + +/* Extension points */ +extern GType cc_applications_panel_get_type (void); +extern GType cc_background_panel_get_type (void); +#ifdef BUILD_BLUETOOTH +extern GType cc_bluetooth_panel_get_type (void); +#endif /* BUILD_BLUETOOTH */ +extern GType cc_color_panel_get_type (void); +extern GType cc_date_time_panel_get_type (void); +extern GType cc_default_apps_panel_get_type (void); +extern GType cc_display_panel_get_type (void); +extern GType cc_info_overview_panel_get_type (void); +extern GType cc_keyboard_panel_get_type (void); +extern GType cc_mouse_panel_get_type (void); +extern GType cc_multitasking_panel_get_type (void); +#ifdef BUILD_NETWORK +extern GType cc_network_panel_get_type (void); +extern GType cc_wifi_panel_get_type (void); +#endif /* BUILD_NETWORK */ +extern GType cc_notifications_panel_get_type (void); +extern GType cc_online_accounts_panel_get_type (void); +extern GType cc_power_panel_get_type (void); +extern GType cc_printers_panel_get_type (void); +extern GType cc_region_panel_get_type (void); +extern GType cc_removable_media_panel_get_type (void); +extern GType cc_search_panel_get_type (void); +extern GType cc_sharing_panel_get_type (void); +extern GType cc_sound_panel_get_type (void); +#ifdef BUILD_THUNDERBOLT +extern GType cc_bolt_panel_get_type (void); +#endif /* BUILD_THUNDERBOLT */ +extern GType cc_ua_panel_get_type (void); +extern GType cc_user_panel_get_type (void); +#ifdef BUILD_WACOM +extern GType cc_wacom_panel_get_type (void); +#endif /* BUILD_WACOM */ +#ifdef BUILD_WWAN +extern GType cc_wwan_panel_get_type (void); +#endif /* BUILD_WWAN */ +extern GType cc_location_panel_get_type (void); +extern GType cc_firmware_security_panel_get_type (void); +extern GType cc_camera_panel_get_type (void); +extern GType cc_microphone_panel_get_type (void); +extern GType cc_usage_panel_get_type (void); +extern GType cc_screen_panel_get_type (void); +extern GType cc_diagnostics_panel_get_type (void); + +/* Static init functions */ +extern void cc_diagnostics_panel_static_init_func (void); +#ifdef BUILD_NETWORK +extern void cc_wifi_panel_static_init_func (void); +#endif /* BUILD_NETWORK */ +#ifdef BUILD_WACOM +extern void cc_wacom_panel_static_init_func (void); +#endif /* BUILD_WACOM */ +#ifdef BUILD_WWAN +extern void cc_wwan_panel_static_init_func (void); +#endif /* BUILD_WWAN */ +extern void cc_firmware_security_panel_static_init_func (void); + +#define PANEL_TYPE(name, get_type, init_func) { name, get_type, init_func } + +#else /* CC_PANEL_LOADER_NO_GTYPES */ + +#define PANEL_TYPE(name, get_type, init_func) { name } + +#endif + +static CcPanelLoaderVtable default_panels[] = +{ + PANEL_TYPE("applications", cc_applications_panel_get_type, NULL), + PANEL_TYPE("background", cc_background_panel_get_type, NULL), +#ifdef BUILD_BLUETOOTH + PANEL_TYPE("bluetooth", cc_bluetooth_panel_get_type, NULL), +#endif + PANEL_TYPE("camera", cc_camera_panel_get_type, NULL), + PANEL_TYPE("color", cc_color_panel_get_type, NULL), + PANEL_TYPE("datetime", cc_date_time_panel_get_type, NULL), + PANEL_TYPE("default-apps", cc_default_apps_panel_get_type, NULL), + PANEL_TYPE("diagnostics", cc_diagnostics_panel_get_type, cc_diagnostics_panel_static_init_func), + PANEL_TYPE("display", cc_display_panel_get_type, NULL), + PANEL_TYPE("info-overview", cc_info_overview_panel_get_type, NULL), + PANEL_TYPE("keyboard", cc_keyboard_panel_get_type, NULL), + PANEL_TYPE("location", cc_location_panel_get_type, NULL), + PANEL_TYPE("firmware-security",cc_firmware_security_panel_get_type, cc_firmware_security_panel_static_init_func), + PANEL_TYPE("microphone", cc_microphone_panel_get_type, NULL), + PANEL_TYPE("mouse", cc_mouse_panel_get_type, NULL), + PANEL_TYPE("multitasking", cc_multitasking_panel_get_type, NULL), +#ifdef BUILD_NETWORK + PANEL_TYPE("network", cc_network_panel_get_type, NULL), + PANEL_TYPE("wifi", cc_wifi_panel_get_type, cc_wifi_panel_static_init_func), +#endif + PANEL_TYPE("notifications", cc_notifications_panel_get_type, NULL), + PANEL_TYPE("online-accounts", cc_online_accounts_panel_get_type, NULL), + PANEL_TYPE("power", cc_power_panel_get_type, NULL), + PANEL_TYPE("printers", cc_printers_panel_get_type, NULL), + PANEL_TYPE("region", cc_region_panel_get_type, NULL), + PANEL_TYPE("removable-media", cc_removable_media_panel_get_type, NULL), + PANEL_TYPE("screen", cc_screen_panel_get_type, NULL), + PANEL_TYPE("search", cc_search_panel_get_type, NULL), + PANEL_TYPE("sharing", cc_sharing_panel_get_type, NULL), + PANEL_TYPE("sound", cc_sound_panel_get_type, NULL), +#ifdef BUILD_THUNDERBOLT + PANEL_TYPE("thunderbolt", cc_bolt_panel_get_type, NULL), +#endif + PANEL_TYPE("universal-access", cc_ua_panel_get_type, NULL), + PANEL_TYPE("usage", cc_usage_panel_get_type, NULL), + PANEL_TYPE("user-accounts", cc_user_panel_get_type, NULL), +#ifdef BUILD_WACOM + PANEL_TYPE("wacom", cc_wacom_panel_get_type, cc_wacom_panel_static_init_func), +#endif +#ifdef BUILD_WWAN + PANEL_TYPE("wwan", cc_wwan_panel_get_type, cc_wwan_panel_static_init_func), +#endif +}; + +/* Override for the panel vtable. When NULL, the default_panels will + * be used. + */ +static CcPanelLoaderVtable *panels_vtable = default_panels; +static gsize panels_vtable_len = G_N_ELEMENTS (default_panels); + + +static int +parse_categories (GDesktopAppInfo *app) +{ + g_auto(GStrv) split = NULL; + const gchar *categories; + gint retval; + + categories = g_desktop_app_info_get_categories (app); + split = g_strsplit (categories, ";", -1); + + retval = -1; + +#define const_strv(s) ((const gchar* const*) s) + + if (g_strv_contains (const_strv (split), "X-GNOME-ConnectivitySettings")) + retval = CC_CATEGORY_CONNECTIVITY; + else if (g_strv_contains (const_strv (split), "X-GNOME-PersonalizationSettings")) + retval = CC_CATEGORY_PERSONALIZATION; + else if (g_strv_contains (const_strv (split), "X-GNOME-AccountSettings")) + retval = CC_CATEGORY_ACCOUNT; + else if (g_strv_contains (const_strv (split), "X-GNOME-DevicesSettings")) + retval = CC_CATEGORY_DEVICES; + else if (g_strv_contains (const_strv (split), "X-GNOME-DetailsSettings")) + retval = CC_CATEGORY_DETAILS; + else if (g_strv_contains (const_strv (split), "X-GNOME-PrivacySettings")) + retval = CC_CATEGORY_PRIVACY; + else if (g_strv_contains (const_strv (split), "HardwareSettings")) + retval = CC_CATEGORY_HARDWARE; + +#undef const_strv + + if (retval < 0) + { + g_warning ("Invalid categories %s for panel %s", + categories, g_app_info_get_id (G_APP_INFO (app))); + } + + return retval; +} + +#ifndef CC_PANEL_LOADER_NO_GTYPES + +static GHashTable *panel_types; + +static void +ensure_panel_types (void) +{ + int i; + + if (G_LIKELY (panel_types != NULL)) + return; + + panel_types = g_hash_table_new (g_str_hash, g_str_equal); + for (i = 0; i < panels_vtable_len; i++) + g_hash_table_insert (panel_types, (char*)panels_vtable[i].name, panels_vtable[i].get_type); +} + +/** + * cc_panel_loader_load_by_name: + * @shell: a #CcShell implementation + * @name: name of the panel + * @parameters: parameters passed to the new panel + * + * Creates a new instance of a #CcPanel from @name, and sets the + * @shell and @parameters properties at construction time. + */ +CcPanel * +cc_panel_loader_load_by_name (CcShell *shell, + const gchar *name, + const gchar *title, + GVariant *parameters) +{ + GType (*get_type) (void); + + ensure_panel_types (); + + get_type = g_hash_table_lookup (panel_types, name); + g_assert (get_type != NULL); + + return g_object_new (get_type (), + "shell", shell, + "parameters", parameters, + "title", title, + NULL); +} + +#endif /* CC_PANEL_LOADER_NO_GTYPES */ + +/** + * cc_panel_loader_fill_model: + * @model: a #CcShellModel + * + * Fills @model with information from the available panels. It + * iterates over the panel vtable, gathering the panel names, + * build the desktop filename from it, and retrieves additional + * information from it. + */ +void +cc_panel_loader_fill_model (CcShellModel *model) +{ + guint i; + + for (i = 0; i < panels_vtable_len; i++) + { + g_autoptr(GDesktopAppInfo) app = NULL; + g_autofree gchar *desktop_name = NULL; + gint category; + + desktop_name = g_strconcat ("gnome-", panels_vtable[i].name, "-panel.desktop", NULL); + app = g_desktop_app_info_new (desktop_name); + + if (!app) + { + g_warning ("Ignoring broken panel %s (missing desktop file)", panels_vtable[i].name); + continue; + } + + category = parse_categories (app); + if (G_UNLIKELY (category < 0)) + continue; + + cc_shell_model_add_item (model, category, G_APP_INFO (app), panels_vtable[i].name); + } + + /* If there's an static init function, execute it after adding all panels to + * the model. This will allow the panels to show or hide themselves without + * having an instance running. + */ +#ifndef CC_PANEL_LOADER_NO_GTYPES + for (i = 0; i < panels_vtable_len; i++) + { + if (panels_vtable[i].static_init_func) + panels_vtable[i].static_init_func (); + } +#endif +} + +/** + * cc_panel_loader_list_panels: + * + * Prints the list of panels from the current panel vtable, + * usually as response to running GNOME Settings with the + * '--list' command line argument. + */ +void +cc_panel_loader_list_panels (void) +{ + guint i; + + g_print ("%s\n", _("Available panels:")); + + for (i = 0; i < panels_vtable_len; i++) + g_print ("\t%s\n", panels_vtable[i].name); + +} + +/** + * cc_panel_loader_override_vtable: + * @override_vtable: the new panel vtable + * @n_elements: number of items of @override_vtable + * + * Override the default panel vtable so that GNOME Settings loads + * a custom set of panels. Intended to be used by tests to inject + * panels that exercise specific interactions with CcWindow (e.g. + * header widgets, permissions, etc). + */ +void +cc_panel_loader_override_vtable (CcPanelLoaderVtable *override_vtable, + gsize n_elements) +{ + g_assert (override_vtable != NULL); + g_assert (n_elements > 0); + + g_debug ("Overriding default panel vtable"); + + panels_vtable = override_vtable; + panels_vtable_len = n_elements; +} |