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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:39:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:39:48 +0000
commit3ade071f273aaa973e44bf95d6b1d4913a18f03b (patch)
treee2f99d267ae18427645404f215b984afbe73098d /src/nautilus-previewer.c
parentInitial commit. (diff)
downloadnautilus-3ade071f273aaa973e44bf95d6b1d4913a18f03b.tar.xz
nautilus-3ade071f273aaa973e44bf95d6b1d4913a18f03b.zip
Adding upstream version 43.2.upstream/43.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/nautilus-previewer.c')
-rw-r--r--src/nautilus-previewer.c207
1 files changed, 207 insertions, 0 deletions
diff --git a/src/nautilus-previewer.c b/src/nautilus-previewer.c
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+++ b/src/nautilus-previewer.c
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+/*
+ * nautilus-previewer: nautilus previewer DBus wrapper
+ *
+ * Copyright (C) 2011, Red Hat, Inc.
+ *
+ * Nautilus 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.
+ *
+ * Nautilus 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 this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Cosimo Cecchi <cosimoc@redhat.com>
+ *
+ */
+
+#include "config.h"
+
+#include "nautilus-previewer.h"
+
+#include "nautilus-files-view.h"
+#include "nautilus-window.h"
+#include "nautilus-window-slot.h"
+
+#define DEBUG_FLAG NAUTILUS_DEBUG_PREVIEWER
+#include "nautilus-debug.h"
+
+#include <gio/gio.h>
+
+#define PREVIEWER_DBUS_NAME "org.gnome.NautilusPreviewer"
+#define PREVIEWER2_DBUS_IFACE "org.gnome.NautilusPreviewer2"
+#define PREVIEWER_DBUS_PATH "/org/gnome/NautilusPreviewer"
+
+static GDBusProxy *previewer_v2_proxy = NULL;
+
+static gboolean
+ensure_previewer_v2_proxy (void)
+{
+ if (previewer_v2_proxy == NULL)
+ {
+ g_autoptr (GError) error = NULL;
+ GDBusConnection *connection = g_application_get_dbus_connection (g_application_get_default ());
+
+ previewer_v2_proxy = g_dbus_proxy_new_sync (connection,
+ G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION,
+ NULL,
+ PREVIEWER_DBUS_NAME,
+ PREVIEWER_DBUS_PATH,
+ PREVIEWER2_DBUS_IFACE,
+ NULL,
+ &error);
+
+ if (error != NULL)
+ {
+ DEBUG ("Unable to create NautilusPreviewer2 proxy: %s", error->message);
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+static void
+previewer2_method_ready_cb (GObject *source,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ GDBusProxy *proxy = G_DBUS_PROXY (source);
+ g_autoptr (GError) error = NULL;
+
+ g_dbus_proxy_call_finish (proxy, res, &error);
+
+ if (error != NULL)
+ {
+ DEBUG ("Unable to call method on NautilusPreviewer: %s", error->message);
+ }
+}
+
+void
+nautilus_previewer_call_show_file (const gchar *uri,
+ const gchar *window_handle,
+ guint xid,
+ gboolean close_if_already_visible)
+{
+ if (!ensure_previewer_v2_proxy ())
+ {
+ return;
+ }
+
+ g_dbus_proxy_call (previewer_v2_proxy,
+ "ShowFile",
+ g_variant_new ("(ssb)",
+ uri, window_handle, close_if_already_visible),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL,
+ previewer2_method_ready_cb,
+ NULL);
+}
+
+void
+nautilus_previewer_call_close (void)
+{
+ if (!ensure_previewer_v2_proxy ())
+ {
+ return;
+ }
+
+ /* don't autostart the previewer if it's not running */
+ g_dbus_proxy_call (previewer_v2_proxy,
+ "Close",
+ NULL,
+ G_DBUS_CALL_FLAGS_NO_AUTO_START,
+ -1,
+ NULL,
+ previewer2_method_ready_cb,
+ NULL);
+}
+
+static void
+previewer_selection_event (GDBusConnection *connection,
+ const gchar *sender_name,
+ const gchar *object_path,
+ const gchar *interface_name,
+ const gchar *signal_name,
+ GVariant *parameters,
+ gpointer user_data)
+{
+ GApplication *application = g_application_get_default ();
+ GList *l, *windows = gtk_application_get_windows (GTK_APPLICATION (application));
+ NautilusWindow *window = NULL;
+ NautilusWindowSlot *slot;
+ NautilusView *view;
+ GtkDirectionType direction;
+
+ for (l = windows; l != NULL; l = l->next)
+ {
+ if (NAUTILUS_IS_WINDOW (l->data))
+ {
+ window = l->data;
+ break;
+ }
+ }
+
+ if (window == NULL)
+ {
+ return;
+ }
+
+ slot = nautilus_window_get_active_slot (window);
+ view = nautilus_window_slot_get_current_view (slot);
+
+ if (!NAUTILUS_IS_FILES_VIEW (view))
+ {
+ return;
+ }
+
+ g_variant_get (parameters, "(u)", &direction);
+ nautilus_files_view_preview_selection_event (NAUTILUS_FILES_VIEW (view), direction);
+}
+
+guint
+nautilus_previewer_connect_selection_event (GDBusConnection *connection)
+{
+ return g_dbus_connection_signal_subscribe (connection,
+ PREVIEWER_DBUS_NAME,
+ PREVIEWER2_DBUS_IFACE,
+ "SelectionEvent",
+ PREVIEWER_DBUS_PATH,
+ NULL,
+ G_DBUS_SIGNAL_FLAGS_NONE,
+ previewer_selection_event,
+ NULL,
+ NULL);
+}
+
+void
+nautilus_previewer_disconnect_selection_event (GDBusConnection *connection,
+ guint event_id)
+{
+ g_dbus_connection_signal_unsubscribe (connection, event_id);
+}
+
+gboolean
+nautilus_previewer_is_visible (void)
+{
+ g_autoptr (GVariant) variant = NULL;
+
+ if (!ensure_previewer_v2_proxy ())
+ {
+ return FALSE;
+ }
+
+ variant = g_dbus_proxy_get_cached_property (previewer_v2_proxy, "Visible");
+ if (variant)
+ {
+ return g_variant_get_boolean (variant);
+ }
+
+ return FALSE;
+}