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Diffstat (limited to '')
| -rw-r--r-- | panels/notifications/cc-notifications-panel.c | 567 |
1 files changed, 567 insertions, 0 deletions
diff --git a/panels/notifications/cc-notifications-panel.c b/panels/notifications/cc-notifications-panel.c new file mode 100644 index 0000000..510d706 --- /dev/null +++ b/panels/notifications/cc-notifications-panel.c @@ -0,0 +1,567 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ +/* + * Copyright (C) 2012 Giovanni Campagna <scampa.giovanni@gmail.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General + * Public License along with this library; if not, see <http://www.gnu.org/licenses/>. + * + */ + +#include "config.h" + +#include <string.h> +#include <glib/gi18n-lib.h> +#include <glib.h> +#include <gio/gio.h> +#include <gio/gdesktopappinfo.h> + +#include "cc-list-row.h" +#include "list-box-helper.h" +#include "cc-notifications-panel.h" +#include "cc-notifications-resources.h" +#include "cc-app-notifications-dialog.h" + +#define MASTER_SCHEMA "org.gnome.desktop.notifications" +#define APP_SCHEMA MASTER_SCHEMA ".application" +#define APP_PREFIX "/org/gnome/desktop/notifications/application/" + +struct _CcNotificationsPanel { + CcPanel parent_instance; + + GtkListBox *app_listbox; + CcListRow *lock_screen_row; + GtkScrolledWindow *main_scrolled_window; + GtkBox *main_box; + GtkListBox *options_listbox; + CcListRow *dnd_row; + GtkSizeGroup *sizegroup1; + + GSettings *master_settings; + + GCancellable *cancellable; + + GHashTable *known_applications; + + GtkAdjustment *focus_adjustment; + + GList *sections; + GList *sections_reverse; + + GDBusProxy *perm_store; +}; + +struct _CcNotificationsPanelClass { + CcPanelClass parent; +}; + +typedef struct { + char *canonical_app_id; + GAppInfo *app_info; + GSettings *settings; + + /* Temporary pointer, to pass from the loading thread + to the app */ + CcNotificationsPanel *panel; +} Application; + +static void build_app_store (CcNotificationsPanel *panel); +static void select_app (CcNotificationsPanel *panel, GtkListBoxRow *row); +static int sort_apps (gconstpointer one, gconstpointer two, gpointer user_data); + +CC_PANEL_REGISTER (CcNotificationsPanel, cc_notifications_panel); + +static void +cc_notifications_panel_dispose (GObject *object) +{ + CcNotificationsPanel *panel = CC_NOTIFICATIONS_PANEL (object); + + g_clear_object (&panel->master_settings); + g_clear_pointer (&panel->known_applications, g_hash_table_unref); + g_clear_pointer (&panel->sections, g_list_free); + g_clear_pointer (&panel->sections_reverse, g_list_free); + + G_OBJECT_CLASS (cc_notifications_panel_parent_class)->dispose (object); +} + +static void +cc_notifications_panel_finalize (GObject *object) +{ + CcNotificationsPanel *panel = CC_NOTIFICATIONS_PANEL (object); + + g_clear_object (&panel->perm_store); + + G_OBJECT_CLASS (cc_notifications_panel_parent_class)->finalize (object); +} + +static gboolean +keynav_failed (CcNotificationsPanel *panel, + GtkDirectionType direction, + GtkWidget *widget) +{ + gdouble value, lower, upper, page; + GList *item, *sections; + + /* Find the widget in the list of GtkWidgets */ + if (direction == GTK_DIR_DOWN) + sections = panel->sections; + else + sections = panel->sections_reverse; + + item = g_list_find (sections, widget); + g_assert (item); + if (item->next) + { + gtk_widget_child_focus (GTK_WIDGET (item->next->data), direction); + return TRUE; + } + + value = gtk_adjustment_get_value (panel->focus_adjustment); + lower = gtk_adjustment_get_lower (panel->focus_adjustment); + upper = gtk_adjustment_get_upper (panel->focus_adjustment); + page = gtk_adjustment_get_page_size (panel->focus_adjustment); + + if (direction == GTK_DIR_UP && value > lower) + { + gtk_adjustment_set_value (panel->focus_adjustment, lower); + return TRUE; + } + else if (direction == GTK_DIR_DOWN && value < upper - page) + { + gtk_adjustment_set_value (panel->focus_adjustment, upper - page); + return TRUE; + } + + return FALSE; +} + +static void +on_perm_store_ready (GObject *source_object, + GAsyncResult *res, + gpointer user_data) +{ + CcNotificationsPanel *self; + GDBusProxy *proxy; + g_autoptr(GError) error = NULL; + + proxy = g_dbus_proxy_new_for_bus_finish (res, &error); + if (proxy == NULL) + { + if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) + g_warning ("Failed to connect to xdg-app permission store: %s", + error->message); + return; + } + self = user_data; + self->perm_store = proxy; +} + +static void +cc_notifications_panel_init (CcNotificationsPanel *panel) +{ + g_resources_register (cc_notifications_get_resource ()); + + gtk_widget_init_template (GTK_WIDGET (panel)); + + panel->known_applications = g_hash_table_new_full (g_str_hash, g_str_equal, + NULL, g_free); + + panel->master_settings = g_settings_new (MASTER_SCHEMA); + + g_settings_bind (panel->master_settings, "show-banners", + panel->dnd_row, + "active", G_SETTINGS_BIND_INVERT_BOOLEAN); + g_settings_bind (panel->master_settings, "show-in-lock-screen", + panel->lock_screen_row, + "active", G_SETTINGS_BIND_DEFAULT); + + panel->focus_adjustment = gtk_scrolled_window_get_vadjustment (panel->main_scrolled_window); + + gtk_container_set_focus_vadjustment (GTK_CONTAINER (panel->main_box), panel->focus_adjustment); + + panel->sections = g_list_append (panel->sections, panel->options_listbox); + panel->sections_reverse = g_list_prepend (panel->sections_reverse, panel->options_listbox); + gtk_list_box_set_header_func (panel->options_listbox, + cc_list_box_update_header_func, + NULL, NULL); + + panel->sections = g_list_append (panel->sections, panel->app_listbox); + panel->sections_reverse = g_list_prepend (panel->sections_reverse, panel->app_listbox); + gtk_list_box_set_sort_func (panel->app_listbox, (GtkListBoxSortFunc)sort_apps, NULL, NULL); + gtk_list_box_set_header_func (panel->app_listbox, + cc_list_box_update_header_func, + NULL, NULL); + + build_app_store (panel); + + g_dbus_proxy_new_for_bus (G_BUS_TYPE_SESSION, + G_DBUS_PROXY_FLAGS_NONE, + NULL, + "org.freedesktop.impl.portal.PermissionStore", + "/org/freedesktop/impl/portal/PermissionStore", + "org.freedesktop.impl.portal.PermissionStore", + cc_panel_get_cancellable (CC_PANEL (panel)), + on_perm_store_ready, + panel); +} + +static const char * +cc_notifications_panel_get_help_uri (CcPanel *panel) +{ + return "help:gnome-help/shell-notifications"; +} + +static void +cc_notifications_panel_class_init (CcNotificationsPanelClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + CcPanelClass *panel_class = CC_PANEL_CLASS (klass); + + panel_class->get_help_uri = cc_notifications_panel_get_help_uri; + + /* Separate dispose() and finalize() functions are necessary + * to make sure we cancel the running thread before the panel + * gets finalized */ + object_class->dispose = cc_notifications_panel_dispose; + object_class->finalize = cc_notifications_panel_finalize; + + gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/notifications/cc-notifications-panel.ui"); + + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, app_listbox); + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, lock_screen_row); + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, main_scrolled_window); + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, main_box); + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, options_listbox); + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, dnd_row); + gtk_widget_class_bind_template_child (widget_class, CcNotificationsPanel, sizegroup1); + + gtk_widget_class_bind_template_callback (widget_class, keynav_failed); + gtk_widget_class_bind_template_callback (widget_class, select_app); +} + +static inline GQuark +application_quark (void) +{ + static GQuark quark; + + if (G_UNLIKELY (quark == 0)) + quark = g_quark_from_static_string ("cc-application"); + + return quark; +} + +static gboolean +on_off_label_mapping_get (GValue *value, + GVariant *variant, + gpointer user_data) +{ + g_value_set_string (value, g_variant_get_boolean (variant) ? _("On") : _("Off")); + + return TRUE; +} + +static void +application_free (Application *app) +{ + g_free (app->canonical_app_id); + g_object_unref (app->app_info); + g_object_unref (app->settings); + + g_slice_free (Application, app); +} + +G_DEFINE_AUTOPTR_CLEANUP_FUNC (Application, application_free) + +static void +add_application (CcNotificationsPanel *panel, + Application *app) +{ + GtkWidget *box, *w, *row; + g_autoptr(GIcon) icon = NULL; + const gchar *app_name; + int size; + + app_name = g_app_info_get_name (app->app_info); + if (app_name == NULL || *app_name == '\0') + return; + + icon = g_app_info_get_icon (app->app_info); + if (icon == NULL) + icon = g_themed_icon_new ("application-x-executable"); + else + g_object_ref (icon); + + box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10); + gtk_widget_show (box); + gtk_container_set_border_width (GTK_CONTAINER (box), 10); + + row = gtk_list_box_row_new (); + gtk_widget_show (row); + g_object_set_qdata_full (G_OBJECT (row), application_quark (), + app, (GDestroyNotify) application_free); + + gtk_container_add (GTK_CONTAINER (panel->app_listbox), row); + gtk_container_add (GTK_CONTAINER (row), box); + + w = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_DIALOG); + gtk_style_context_add_class (gtk_widget_get_style_context (w), "lowres-icon"); + gtk_widget_show (w); + gtk_icon_size_lookup (GTK_ICON_SIZE_DND, &size, NULL); + gtk_image_set_pixel_size (GTK_IMAGE (w), size); + gtk_size_group_add_widget (panel->sizegroup1, w); + gtk_container_add (GTK_CONTAINER (box), w); + + w = gtk_label_new (app_name); + gtk_widget_show (w); + gtk_label_set_ellipsize (GTK_LABEL (w), PANGO_ELLIPSIZE_END); + gtk_label_set_xalign (GTK_LABEL (w), 0.0f); + gtk_container_add (GTK_CONTAINER (box), w); + + w = gtk_label_new (""); + gtk_widget_show (w); + g_settings_bind_with_mapping (app->settings, "enable", + w, "label", + G_SETTINGS_BIND_GET | + G_SETTINGS_BIND_NO_SENSITIVITY, + on_off_label_mapping_get, + NULL, + NULL, + NULL); + gtk_widget_set_margin_end (w, 12); + gtk_widget_set_valign (w, GTK_ALIGN_CENTER); + gtk_box_pack_end (GTK_BOX (box), w, FALSE, FALSE, 0); + + g_hash_table_add (panel->known_applications, g_strdup (app->canonical_app_id)); +} + +static void +maybe_add_app_id (CcNotificationsPanel *panel, + const char *canonical_app_id) +{ + Application *app; + g_autofree gchar *path = NULL; + g_autofree gchar *full_app_id = NULL; + g_autoptr(GSettings) settings = NULL; + g_autoptr(GAppInfo) app_info = NULL; + + if (*canonical_app_id == '\0') + return; + + if (g_hash_table_contains (panel->known_applications, + canonical_app_id)) + return; + + path = g_strconcat (APP_PREFIX, canonical_app_id, "/", NULL); + settings = g_settings_new_with_path (APP_SCHEMA, path); + + full_app_id = g_settings_get_string (settings, "application-id"); + app_info = G_APP_INFO (g_desktop_app_info_new (full_app_id)); + + if (app_info == NULL) { + g_debug ("Not adding application '%s' (canonical app ID: %s)", + full_app_id, canonical_app_id); + /* The application cannot be found, probably it was uninstalled */ + return; + } + + app = g_slice_new (Application); + app->canonical_app_id = g_strdup (canonical_app_id); + app->settings = g_object_ref (settings); + app->app_info = g_object_ref (app_info); + + g_debug ("Adding application '%s' (canonical app ID: %s)", + full_app_id, canonical_app_id); + + add_application (panel, app); +} + +static gboolean +queued_app_info (gpointer data) +{ + g_autoptr(Application) app = NULL; + g_autoptr(CcNotificationsPanel) panel = NULL; + + app = data; + panel = g_steal_pointer (&app->panel); + + if (g_cancellable_is_cancelled (panel->cancellable) || + g_hash_table_contains (panel->known_applications, + app->canonical_app_id)) + return FALSE; + + g_debug ("Processing queued application %s", app->canonical_app_id); + + add_application (panel, app); + g_steal_pointer (&app); + + return FALSE; +} + +static char * +app_info_get_id (GAppInfo *app_info) +{ + const char *desktop_id; + g_autofree gchar *ret = NULL; + const char *filename; + int l; + + desktop_id = g_app_info_get_id (app_info); + if (desktop_id != NULL) + { + ret = g_strdup (desktop_id); + } + else + { + filename = g_desktop_app_info_get_filename (G_DESKTOP_APP_INFO (app_info)); + ret = g_path_get_basename (filename); + } + + if (G_UNLIKELY (g_str_has_suffix (ret, ".desktop") == FALSE)) + return NULL; + + l = strlen (desktop_id); + *(ret + l - strlen(".desktop")) = '\0'; + return g_steal_pointer (&ret); +} + +static void +process_app_info (CcNotificationsPanel *panel, + GTask *task, + GAppInfo *app_info) +{ + Application *app; + g_autofree gchar *app_id = NULL; + g_autofree gchar *path = NULL; + g_autoptr(GSettings) settings = NULL; + GSource *source; + guint i; + + app_id = app_info_get_id (app_info); + g_strcanon (app_id, + "0123456789" + "abcdefghijklmnopqrstuvwxyz" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "-", + '-'); + for (i = 0; app_id[i] != '\0'; i++) + app_id[i] = g_ascii_tolower (app_id[i]); + + path = g_strconcat (APP_PREFIX, app_id, "/", NULL); + settings = g_settings_new_with_path (APP_SCHEMA, path); + + app = g_slice_new (Application); + app->canonical_app_id = g_steal_pointer (&app_id); + app->settings = g_object_ref (settings); + app->app_info = g_object_ref (app_info); + app->panel = g_object_ref (panel); + + source = g_idle_source_new (); + g_source_set_callback (source, queued_app_info, app, NULL); + g_source_attach (source, g_task_get_context (task)); +} + +static void +load_apps_thread (GTask *task, + gpointer panel, + gpointer task_data, + GCancellable *cancellable) +{ + GList *iter, *apps; + + apps = g_app_info_get_all (); + + for (iter = apps; iter && !g_cancellable_is_cancelled (cancellable); iter = iter->next) + { + GDesktopAppInfo *app; + + app = iter->data; + if (g_desktop_app_info_get_boolean (app, "X-GNOME-UsesNotifications")) { + process_app_info (panel, task, G_APP_INFO (app)); + g_debug ("Processing app '%s'", g_app_info_get_id (G_APP_INFO (app))); + } else { + g_debug ("Skipped app '%s', doesn't use notifications", g_app_info_get_id (G_APP_INFO (app))); + } + } + + g_list_free_full (apps, g_object_unref); +} + +static void +load_apps_async (CcNotificationsPanel *panel) +{ + g_autoptr(GTask) task = NULL; + + panel->cancellable = cc_panel_get_cancellable (CC_PANEL (panel)); // FIXME: Storing reference to cancellable because it will be accessed inside the thread + task = g_task_new (panel, cc_panel_get_cancellable (CC_PANEL (panel)), NULL, NULL); + g_task_run_in_thread (task, load_apps_thread); +} + +static void +children_changed (CcNotificationsPanel *panel, + const char *key) +{ + int i; + g_auto (GStrv) new_app_ids = NULL; + + g_settings_get (panel->master_settings, + "application-children", + "^as", &new_app_ids); + for (i = 0; new_app_ids[i]; i++) + maybe_add_app_id (panel, new_app_ids[i]); +} + +static void +build_app_store (CcNotificationsPanel *panel) +{ + /* Build application entries for known applications */ + children_changed (panel, NULL); + g_signal_connect_object (panel->master_settings, + "changed::application-children", + G_CALLBACK (children_changed), panel, G_CONNECT_SWAPPED); + + /* Scan applications that statically declare to show notifications */ + load_apps_async (panel); +} + +static void +select_app (CcNotificationsPanel *panel, + GtkListBoxRow *row) +{ + Application *app; + g_autofree gchar *app_id = NULL; + CcAppNotificationsDialog *dialog; + + app = g_object_get_qdata (G_OBJECT (row), application_quark ()); + + app_id = g_strdup (g_app_info_get_id (app->app_info)); + if (g_str_has_suffix (app_id, ".desktop")) + app_id[strlen (app_id) - strlen (".desktop")] = '\0'; + + dialog = cc_app_notifications_dialog_new (app_id, g_app_info_get_name (app->app_info), app->settings, panel->master_settings, panel->perm_store); + gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (panel)))); + gtk_widget_show (GTK_WIDGET (dialog)); +} + +static int +sort_apps (gconstpointer one, + gconstpointer two, + gpointer user_data) +{ + Application *a1, *a2; + + a1 = g_object_get_qdata (G_OBJECT (one), application_quark ()); + a2 = g_object_get_qdata (G_OBJECT (two), application_quark ()); + + return g_utf8_collate (g_app_info_get_name (a1->app_info), + g_app_info_get_name (a2->app_info)); +} |