1 files changed, 283 insertions, 0 deletions
diff --git a/mate-panel/libpanel-util/panel-show.c b/mate-panel/libpanel-util/panel-show.c
new file mode 100644
index 00000000..02ea2e63
--- /dev/null
+++ b/mate-panel/libpanel-util/panel-show.c
@@ -0,0 +1,283 @@
+/*
+ * panel-show.c: a helper around gtk_show_uri
+ *
+ * Copyright (C) 2008 Novell, Inc.
+ *
+ * This program 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.
+ *
+ * This program 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Authors:
+ * Vincent Untz <[email protected]>
+ */
+
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+#include <gio/gdesktopappinfo.h>
+
+#include <gtk/gtk.h>
+
+#include "panel-error.h"
+#include "panel-glib.h"
+#include "panel-launch.h"
+
+#include "panel-show.h"
+
+static void
+_panel_show_error_dialog (const gchar *uri,
+ GdkScreen *screen,
+ const gchar *message)
+{
+ char *primary;
+
+ primary = g_markup_printf_escaped (_("Could not open location '%s'"),
+ uri);
+ panel_error_dialog (NULL, screen, "cannot_show_url", TRUE,
+ primary, message);
+ g_free (primary);
+}
+
+typedef struct {
+ GMountOperation *mount_op;
+ GdkScreen *screen;
+} PanelShowMountOperationHandle;
+
+static void
+_panel_show_mount_async_callback (GObject *source_object,
+ GAsyncResult *result,
+ gpointer user_data)
+{
+ GError *error = NULL;
+ GFile *file;
+ PanelShowMountOperationHandle *handle = user_data;
+
+ file = G_FILE (source_object);
+
+ error = NULL;
+ if (g_file_mount_enclosing_volume_finish (file, result, &error)) {
+ char *uri = g_file_get_uri (file);
+
+ panel_show_uri (handle->screen, uri,
+ gtk_get_current_event_time (), NULL);
+ g_free (uri);
+ } else {
+ if (!g_error_matches (error, G_IO_ERROR,
+ G_IO_ERROR_PERMISSION_DENIED) &&
+ !g_error_matches (error, G_IO_ERROR,
+ G_IO_ERROR_FAILED_HANDLED)) {
+ char *uri;
+
+ uri = g_file_get_uri (file);
+ _panel_show_error_dialog (uri, handle->screen,
+ error->message);
+ g_free (uri);
+ }
+ g_error_free (error);
+ }
+
+ if (handle->mount_op)
+ g_object_unref (handle->mount_op);
+
+ g_slice_free (PanelShowMountOperationHandle, handle);
+}
+
+static gboolean _panel_show_handle_error(const gchar* uri, GdkScreen* screen, GError* local_error, GError** error)
+{
+ if (local_error == NULL)
+ {
+ return TRUE;
+ }
+
+ else if (g_error_matches (local_error,
+ G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
+ g_error_free (local_error);
+ return TRUE;
+ }
+
+ else if (g_error_matches (local_error,
+ G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED)) {
+ GFile *file;
+ PanelShowMountOperationHandle *handle;
+
+ handle = g_slice_new (PanelShowMountOperationHandle);
+ file = g_file_new_for_uri (uri);
+
+ /* If it's not mounted, try to mount it ourselves */
+ handle->mount_op = gtk_mount_operation_new (NULL);
+ gtk_mount_operation_set_screen (GTK_MOUNT_OPERATION (handle->mount_op),
+ screen);
+ handle->screen = screen;
+
+ g_file_mount_enclosing_volume (file, G_MOUNT_MOUNT_NONE,
+ handle->mount_op, NULL,
+ _panel_show_mount_async_callback,
+ handle);
+ g_object_unref (file);
+
+ return TRUE;
+ }
+
+ else if (error != NULL)
+ g_propagate_error (error, local_error);
+
+ else {
+ _panel_show_error_dialog (uri, screen, local_error->message);
+ g_error_free (local_error);
+ }
+
+ return FALSE;
+}
+
+static gboolean panel_show_caja_search_uri(GdkScreen* screen, const gchar* uri, guint32 timestamp, GError** error)
+{
+ char* desktopfile;
+ GDesktopAppInfo* appinfo;
+ gboolean ret;
+
+ desktopfile = panel_g_lookup_in_applications_dirs("caja-folder-handler.desktop");
+
+ if (desktopfile)
+ {
+ appinfo = g_desktop_app_info_new_from_filename(desktopfile);
+ g_free(desktopfile);
+ }
+
+ if (!appinfo)
+ {
+ _panel_show_error_dialog (uri, screen, _("No application to handle search folders is installed."));
+ return FALSE;
+ }
+
+ ret = panel_app_info_launch_uri((GAppInfo*) appinfo, uri, screen, timestamp, error);
+ g_object_unref(appinfo);
+
+ return ret;
+}
+
+gboolean panel_show_uri(GdkScreen* screen, const gchar* uri, guint32 timestamp, GError** error)
+{
+ GError* local_error = NULL;
+
+ g_return_val_if_fail(GDK_IS_SCREEN (screen), FALSE);
+ g_return_val_if_fail(uri != NULL, FALSE);
+ g_return_val_if_fail(error == NULL || *error == NULL, FALSE);
+
+ if (g_str_has_prefix(uri, "x-caja-search:"))
+ {
+ return panel_show_caja_search_uri(screen, uri, timestamp, error);
+ }
+
+ gtk_show_uri(screen, uri, timestamp, &local_error);
+
+ return _panel_show_handle_error(uri, screen, local_error, error);
+}
+
+gboolean
+panel_show_uri_force_mime_type (GdkScreen *screen,
+ const gchar *uri,
+ const gchar *mime_type,
+ guint32 timestamp,
+ GError **error)
+{
+ GFile *file;
+ GAppInfo *app;
+ gboolean ret;
+
+ g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE);
+ g_return_val_if_fail (uri != NULL, FALSE);
+ g_return_val_if_fail (mime_type != NULL, FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ file = g_file_new_for_uri (uri);
+ app = g_app_info_get_default_for_type (mime_type,
+ !g_file_is_native (file));
+ g_object_unref (file);
+
+ if (app == NULL) {
+ /* no application for the mime type, so let's fallback on
+ * automatic detection */
+ return panel_show_uri (screen, uri, timestamp, error);
+ }
+
+ ret = panel_app_info_launch_uri (app, uri, screen, timestamp, error);
+ g_object_unref (app);
+
+ return ret;
+}
+
+static void
+_panel_show_help_error_dialog (const gchar *doc,
+ GdkScreen *screen,
+ const gchar *message)
+{
+ char *primary;
+
+ primary = g_markup_printf_escaped (_("Could not display help document '%s'"),
+ doc);
+ panel_error_dialog (NULL, screen, "cannot_show_help", TRUE,
+ primary, message);
+ g_free (primary);
+}
+
+static gboolean
+_panel_show_help_handle_error (const gchar *doc,
+ GdkScreen *screen,
+ GError *local_error,
+ GError **error)
+{
+ if (local_error == NULL)
+ return TRUE;
+
+ else if (g_error_matches (local_error,
+ G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
+ g_error_free (local_error);
+ return TRUE;
+ }
+
+ else if (error != NULL)
+ g_propagate_error (error, local_error);
+
+ else {
+ _panel_show_help_error_dialog (doc, screen,
+ local_error->message);
+ g_error_free (local_error);
+ }
+
+ return FALSE;
+}
+
+gboolean
+panel_show_help (GdkScreen *screen,
+ const gchar *doc,
+ const gchar *link,
+ GError **error)
+{
+ GError *local_error = NULL;
+ char *uri;
+
+ g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE);
+ g_return_val_if_fail (doc != NULL, FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ if (link)
+ uri = g_strdup_printf ("ghelp:%s?%s", doc, link);
+ else
+ uri = g_strdup_printf ("ghelp:%s", doc);
+
+ gtk_show_uri (screen, uri, gtk_get_current_event_time (), &local_error);
+
+ g_free (uri);
+
+ return _panel_show_help_handle_error (doc, screen, local_error, error);
+}