gnome-control-center/shell/cc-panel-loader.c
Marco Melorio 81dd3de928 panels: Add empty Privacy panel with navigation
It will be filled in later commits.
2023-08-03 08:42:10 +00:00

310 lines
10 KiB
C

/* -*- 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_privacy_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);
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 */
/* Static init functions */
#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 */
#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("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("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("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("privacy", cc_privacy_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("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),
PANEL_TYPE("universal-access", cc_ua_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), "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;
}