/**
* thunar_folder_reload:
* @folder : a #ThunarFolder instance.
*
* Tells the @folder object to reread the directory
* contents from the underlying media.
**/
void
thunar_folder_reload (ThunarFolder *folder)
{
_thunar_return_if_fail (THUNAR_IS_FOLDER (folder));
/* check if we are currently connect to a job */
if (G_UNLIKELY (folder->job != NULL))
{
/* disconnect from the job */
g_signal_handlers_disconnect_matched (folder->job, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, folder);
thunar_vfs_job_cancel (THUNAR_VFS_JOB (folder->job));
g_object_unref (G_OBJECT (folder->job));
}
/* disconnect from the file alteration monitor */
if (G_UNLIKELY (folder->handle != NULL))
{
thunar_vfs_monitor_remove (folder->monitor, folder->handle);
folder->handle = NULL;
}
/* reset the new_files list */
thunar_file_list_free (folder->new_files);
folder->new_files = NULL;
/* start a new job */
folder->job = thunar_vfs_listdir (thunar_file_get_path (folder->corresponding_file), NULL);
g_signal_connect (folder->job, "error", G_CALLBACK (thunar_folder_error), folder);
g_signal_connect (folder->job, "finished", G_CALLBACK (thunar_folder_finished), folder);
g_signal_connect (folder->job, "infos-ready", G_CALLBACK (thunar_folder_infos_ready), folder);
/* tell all consumers that we're loading */
g_object_notify (G_OBJECT (folder), "loading");
}
static void
thunar_history_finalize (GObject *object)
{
ThunarHistory *history = THUNAR_HISTORY (object);
/* disconnect from the "forward" action */
g_signal_handlers_disconnect_matched (G_OBJECT (history->action_forward), G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, history);
g_object_unref (G_OBJECT (history->action_forward));
/* disconnect from the "back" action */
g_signal_handlers_disconnect_matched (G_OBJECT (history->action_back), G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, history);
g_object_unref (G_OBJECT (history->action_back));
/* release the "forward" and "back" lists */
thunar_file_list_free (history->forward_list);
thunar_file_list_free (history->back_list);
(*G_OBJECT_CLASS (thunar_history_parent_class)->finalize) (object);
}
static void
thunar_folder_finalize (GObject *object)
{
ThunarFolder *folder = THUNAR_FOLDER (object);
/* disconnect from the ThunarFileMonitor instance */
g_signal_handlers_disconnect_matched (G_OBJECT (folder->file_monitor), G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, folder);
g_object_unref (G_OBJECT (folder->file_monitor));
/* disconnect from the file alteration monitor */
if (G_LIKELY (folder->handle != NULL))
thunar_vfs_monitor_remove (folder->monitor, folder->handle);
g_object_unref (G_OBJECT (folder->monitor));
/* cancel the pending job (if any) */
if (G_UNLIKELY (folder->job != NULL))
{
g_signal_handlers_disconnect_matched (folder->job, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, folder);
thunar_vfs_job_cancel (folder->job);
g_object_unref (G_OBJECT (folder->job));
}
/* disconnect from the corresponding file */
if (G_LIKELY (folder->corresponding_file != NULL))
{
/* drop the reference */
g_object_set_qdata (G_OBJECT (folder->corresponding_file), thunar_folder_quark, NULL);
g_object_unref (G_OBJECT (folder->corresponding_file));
}
/* release references to the new files */
thunar_file_list_free (folder->new_files);
/* release references to the current files */
thunar_file_list_free (folder->files);
(*G_OBJECT_CLASS (thunar_folder_parent_class)->finalize) (object);
}
static void
thunar_history_set_current_directory (ThunarNavigator *navigator,
ThunarFile *current_directory)
{
ThunarHistory *history = THUNAR_HISTORY (navigator);
/* verify that we don't already use that directory */
if (G_UNLIKELY (current_directory == history->current_directory))
return;
/* if the new directory is the first one in the forward history, we
* just move forward one step instead of clearing the whole forward
* history */
if (history->forward_list != NULL && history->forward_list->data == current_directory)
thunar_history_go_forward (history, 1);
else
{
/* clear the "forward" list */
gtk_action_set_sensitive (history->action_forward, FALSE);
thunar_file_list_free (history->forward_list);
history->forward_list = NULL;
/* prepend the previous current directory to the "back" list */
if (G_LIKELY (history->current_directory != NULL))
{
history->back_list = g_list_prepend (history->back_list, history->current_directory);
gtk_action_set_sensitive (history->action_back, TRUE);
}
/* activate the new current directory */
history->current_directory = current_directory;
/* connect to the new current directory */
if (G_LIKELY (current_directory != NULL))
g_object_ref (G_OBJECT (current_directory));
}
/* notify listeners */
g_object_notify (G_OBJECT (history), "current-directory");
}
static void
thunar_folder_finished (ThunarVfsJob *job,
ThunarFolder *folder)
{
ThunarFile *file;
GList *files;
GList *lp;
_thunar_return_if_fail (THUNAR_IS_FOLDER (folder));
_thunar_return_if_fail (THUNAR_VFS_IS_JOB (job));
_thunar_return_if_fail (THUNAR_IS_FILE (folder->corresponding_file));
_thunar_return_if_fail (folder->handle == NULL);
_thunar_return_if_fail (folder->job == job);
/* check if we need to merge new files with existing files */
if (G_UNLIKELY (folder->files != NULL))
{
/* determine all added files (files on new_files, but not on files) */
for (files = NULL, lp = folder->new_files; lp != NULL; lp = lp->next)
if (g_list_find (folder->files, lp->data) == NULL)
{
/* put the file on the added list */
files = g_list_prepend (files, lp->data);
/* add to the internal files list */
folder->files = g_list_prepend (folder->files, lp->data);
g_object_ref (G_OBJECT (lp->data));
}
/* check if any files were added */
if (G_UNLIKELY (files != NULL))
{
/* emit a "files-added" signal for the added files */
g_signal_emit (G_OBJECT (folder), folder_signals[FILES_ADDED], 0, files);
/* release the added files list */
g_list_free (files);
}
/* determine all removed files (files on files, but not on new_files) */
for (files = NULL, lp = folder->files; lp != NULL; )
{
/* determine the file */
file = THUNAR_FILE (lp->data);
/* determine the next list item */
lp = lp->next;
/* check if the file is not on new_files */
if (g_list_find (folder->new_files, file) == NULL)
{
/* put the file on the removed list (owns the reference now) */
files = g_list_prepend (files, file);
/* remove from the internal files list */
folder->files = g_list_remove (folder->files, file);
}
}
/* check if any files were removed */
if (G_UNLIKELY (files != NULL))
{
/* emit a "files-removed" signal for the removed files */
g_signal_emit (G_OBJECT (folder), folder_signals[FILES_REMOVED], 0, files);
/* release the removed files list */
thunar_file_list_free (files);
}
/* drop the temporary new_files list */
thunar_file_list_free (folder->new_files);
folder->new_files = NULL;
}
else
{
/* just use the new files for the files list */
folder->files = folder->new_files;
folder->new_files = NULL;
/* emit a "files-added" signal for the new files */
g_signal_emit (G_OBJECT (folder), folder_signals[FILES_ADDED], 0, folder->files);
}
/* we did it, the folder is loaded */
g_signal_handlers_disconnect_matched (folder->job, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, folder);
g_object_unref (G_OBJECT (folder->job));
folder->job = NULL;
/* add us to the file alteration monitor */
folder->handle = thunar_vfs_monitor_add_directory (folder->monitor, thunar_file_get_path (folder->corresponding_file),
thunar_folder_monitor, folder);
/* tell the consumers that we have loaded the directory */
g_object_notify (G_OBJECT (folder), "loading");
}
