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/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* Copyright © 2019-2020 Jan-Michael Brummer <jan.brummer@tabos.org>
* Copyright © 2022 Jamie Murphy
*
* This file is part of Epiphany.
*
* Epiphany 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 3 of the License, or
* (at your option) any later version.
*
* Epiphany 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 Epiphany. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "prefs-extensions-page.h"
#include "ephy-web-extension.h"
#include "ephy-web-extension-manager.h"
enum {
EXTENSION_ROW_ACTIVATED,
LAST_SIGNAL
};
struct _PrefsExtensionsPage {
AdwPreferencesPage parent_instance;
EphyWebExtensionManager *web_extension_manager;
GtkWidget *stack;
GtkWidget *listbox;
GCancellable *cancellable;
};
static guint signals[LAST_SIGNAL];
G_DEFINE_TYPE (PrefsExtensionsPage, prefs_extensions_page, ADW_TYPE_PREFERENCES_PAGE)
static void
on_extension_row_activated (GtkWidget *row,
PrefsExtensionsPage *page)
{
EphyWebExtension *web_extension = g_object_get_data (G_OBJECT (row), "web_extension");
g_signal_emit (page, signals[EXTENSION_ROW_ACTIVATED], 0, web_extension);
}
static void
on_add_file_selected (GtkFileDialog *dialog,
GAsyncResult *result,
PrefsExtensionsPage *self)
{
g_autoptr (GFile) file = gtk_file_dialog_open_finish (dialog, result, NULL);
if (file)
ephy_web_extension_manager_install (self->web_extension_manager, file);
}
static void
on_add_button_clicked (GtkButton *button,
gpointer user_data)
{
PrefsExtensionsPage *self = EPHY_PREFS_EXTENSIONS_PAGE (user_data);
GtkFileDialog *dialog;
g_autoptr (GtkFileFilter) filter = NULL;
g_autoptr (GListStore) filters = NULL;
dialog = gtk_file_dialog_new ();
/* Translators: this is the title of a file chooser dialog. */
gtk_file_dialog_set_title (dialog, _("Open File (manifest.json/xpi)"));
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, "WebExtensions");
gtk_file_filter_add_mime_type (filter, "application/json");
gtk_file_filter_add_mime_type (filter, "application/x-xpinstall");
filters = g_list_store_new (GTK_TYPE_FILE_FILTER);
g_list_store_append (filters, filter);
gtk_file_dialog_set_filters (dialog, G_LIST_MODEL (filters));
gtk_file_dialog_open (dialog,
GTK_WINDOW (gtk_widget_get_root (GTK_WIDGET (self))),
self->cancellable,
(GAsyncReadyCallback)on_add_file_selected,
self);
}
static void
toggle_state_set_cb (GtkSwitch *widget,
gboolean state,
gpointer user_data)
{
EphyWebExtensionManager *manager = ephy_web_extension_manager_get_default ();
EphyWebExtension *web_extension = EPHY_WEB_EXTENSION (user_data);
ephy_web_extension_manager_set_active (manager, web_extension, state);
}
static GtkWidget *
create_row (PrefsExtensionsPage *self,
EphyWebExtension *web_extension)
{
GtkWidget *row;
GtkWidget *image;
GtkWidget *toggle;
GtkWidget *arrow;
g_autoptr (GdkPixbuf) icon = NULL;
EphyWebExtensionManager *manager = ephy_web_extension_manager_get_default ();
row = adw_action_row_new ();
g_object_set_data (G_OBJECT (row), "web_extension", web_extension);
gtk_list_box_row_set_activatable (GTK_LIST_BOX_ROW (row), true);
g_signal_connect (row, "activated", G_CALLBACK (on_extension_row_activated), self);
/* Tooltip */
gtk_widget_set_tooltip_text (GTK_WIDGET (row), ephy_web_extension_get_name (web_extension));
/* Images */
icon = ephy_web_extension_get_icon (web_extension, 32);
image = icon ? gtk_image_new_from_pixbuf (icon) : gtk_image_new_from_icon_name ("application-x-addon-symbolic");
gtk_image_set_pixel_size (GTK_IMAGE (image), 32);
adw_action_row_add_prefix (ADW_ACTION_ROW (row), image);
/* Titles */
adw_preferences_row_set_title (ADW_PREFERENCES_ROW (row), ephy_web_extension_get_name (web_extension));
adw_action_row_set_subtitle (ADW_ACTION_ROW (row), ephy_web_extension_get_description (web_extension));
adw_action_row_set_subtitle_lines (ADW_ACTION_ROW (row), 1);
/* Toggle */
toggle = gtk_switch_new ();
gtk_switch_set_active (GTK_SWITCH (toggle), ephy_web_extension_manager_is_active (manager, web_extension));
g_signal_connect (toggle, "state-set", G_CALLBACK (toggle_state_set_cb), web_extension);
gtk_widget_set_valign (toggle, GTK_ALIGN_CENTER);
adw_action_row_add_suffix (ADW_ACTION_ROW (row), toggle);
/* Arrow */
arrow = gtk_image_new_from_icon_name ("go-next-symbolic");
gtk_widget_set_margin_start (arrow, 6);
adw_action_row_add_suffix (ADW_ACTION_ROW (row), arrow);
return GTK_WIDGET (row);
}
static void
clear_listbox (GtkWidget *listbox)
{
GtkListBoxRow *row;
while ((row = gtk_list_box_get_row_at_index (GTK_LIST_BOX (listbox), 0)))
gtk_list_box_remove (GTK_LIST_BOX (listbox), GTK_WIDGET (row));
}
static void
refresh_listbox (PrefsExtensionsPage *self)
{
GPtrArray *extensions = ephy_web_extension_manager_get_web_extensions (self->web_extension_manager);
gboolean empty = TRUE;
clear_listbox (self->listbox);
for (guint i = 0; i < extensions->len; i++) {
EphyWebExtension *web_extension = g_ptr_array_index (extensions, i);
GtkWidget *row;
row = create_row (self, web_extension);
gtk_list_box_insert (GTK_LIST_BOX (self->listbox), row, -1);
empty = FALSE;
}
gtk_stack_set_visible_child_name (GTK_STACK (self->stack), empty ? "empty" : "list");
}
static void
on_web_extension_manager_changed (EphyWebExtensionManager *manager,
gpointer user_data)
{
PrefsExtensionsPage *self = EPHY_PREFS_EXTENSIONS_PAGE (user_data);
refresh_listbox (self);
}
static void
prefs_extensions_page_dispose (GObject *object)
{
PrefsExtensionsPage *self = EPHY_PREFS_EXTENSIONS_PAGE (object);
if (self->cancellable) {
g_cancellable_cancel (self->cancellable);
g_clear_object (&self->cancellable);
}
g_clear_weak_pointer (&self->web_extension_manager);
G_OBJECT_CLASS (prefs_extensions_page_parent_class)->dispose (object);
}
static void
prefs_extensions_page_class_init (PrefsExtensionsPageClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->dispose = prefs_extensions_page_dispose;
signals[EXTENSION_ROW_ACTIVATED] =
g_signal_new ("extension-row-activated",
EPHY_TYPE_PREFS_EXTENSIONS_PAGE,
G_SIGNAL_RUN_LAST,
0, NULL, NULL, NULL,
G_TYPE_NONE, 1,
EPHY_TYPE_WEB_EXTENSION);
gtk_widget_class_set_template_from_resource (widget_class,
"/org/gnome/epiphany/gtk/prefs-extensions-page.ui");
gtk_widget_class_bind_template_child (widget_class, PrefsExtensionsPage, stack);
gtk_widget_class_bind_template_child (widget_class, PrefsExtensionsPage, listbox);
gtk_widget_class_bind_template_callback (widget_class, on_add_button_clicked);
}
static void
prefs_extensions_page_init (PrefsExtensionsPage *self)
{
EphyWebExtensionManager *manager;
gtk_widget_init_template (GTK_WIDGET (self));
manager = ephy_web_extension_manager_get_default ();
g_set_weak_pointer (&self->web_extension_manager, manager);
g_signal_connect_object (self->web_extension_manager, "changed", G_CALLBACK (on_web_extension_manager_changed), self, 0);
self->cancellable = g_cancellable_new ();
refresh_listbox (self);
}
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