void vfs_dir_emit_file_changed( VFSDir* dir, const char* file_name,
VFSFileInfo* file, gboolean force )
{
GList* l;
//printf("vfs_dir_emit_file_changed dir=%s file_name=%s avoid=%s\n", dir->path, file_name, dir->avoid_changes ? "TRUE" : "FALSE" );
if ( !force && dir->avoid_changes )
return;
if ( G_UNLIKELY( 0 == strcmp(file_name, dir->path) ) )
{
// Special Case: The directory itself was changed
g_signal_emit( dir, signals[ FILE_CHANGED_SIGNAL ], 0, NULL );
return;
}
g_mutex_lock( dir->mutex );
l = vfs_dir_find_file( dir, file_name, file );
if ( G_LIKELY( l ) )
{
file = vfs_file_info_ref( ( VFSFileInfo* ) l->data );
if( !g_slist_find( dir->changed_files, file ) )
{
if ( force )
{
dir->changed_files = g_slist_prepend( dir->changed_files, file );
if ( 0 == change_notify_timeout )
{
change_notify_timeout = g_timeout_add_full( G_PRIORITY_LOW,
100,
notify_file_change,
NULL, NULL );
}
}
else if( G_LIKELY( update_file_info( dir, file ) ) ) // update file info the first time
{
dir->changed_files = g_slist_prepend( dir->changed_files, file );
if ( 0 == change_notify_timeout )
{
change_notify_timeout = g_timeout_add_full( G_PRIORITY_LOW,
500,
notify_file_change,
NULL, NULL );
}
g_signal_emit( dir, signals[ FILE_CHANGED_SIGNAL ], 0, file );
}
}
else
vfs_file_info_unref( file );
}
g_mutex_unlock( dir->mutex );
}
void update_created_files( gpointer key, gpointer data, gpointer user_data )
{
VFSDir* dir = (VFSDir*)data;
GSList* l;
char* full_path;
VFSFileInfo* file;
GList* ll;
if ( dir->created_files )
{
g_mutex_lock( dir->mutex );
for ( l = dir->created_files; l; l = l->next )
{
if ( !( ll = vfs_dir_find_file( dir, (char*)l->data, NULL ) ) )
{
// file is not in dir file_list
full_path = g_build_filename( dir->path, (char*)l->data, NULL );
file = vfs_file_info_new();
if ( vfs_file_info_get( file, full_path, NULL ) )
{
// add new file to dir file_list
vfs_file_info_load_special_info( file, full_path );
dir->file_list = g_list_prepend( dir->file_list,
vfs_file_info_ref( file ) );
++dir->n_files;
g_signal_emit( dir, signals[ FILE_CREATED_SIGNAL ], 0, file );
}
// else file doesn't exist in filesystem
vfs_file_info_unref( file );
g_free( full_path );
}
else
{
// file already exists in dir file_list
file = vfs_file_info_ref( (VFSFileInfo*)ll->data );
if ( update_file_info( dir, file ) )
{
g_signal_emit( dir, signals[ FILE_CHANGED_SIGNAL ], 0, file );
vfs_file_info_unref( file );
}
// else was deleted, signaled, and unrefed in update_file_info
}
g_free( (char*)l->data ); // free file_name string
}
g_slist_free( dir->created_files );
dir->created_files = NULL;
g_mutex_unlock( dir->mutex );
}
}
void vfs_dir_emit_thumbnail_loaded( VFSDir* dir, VFSFileInfo* file )
{
GList* l;
g_mutex_lock( dir->mutex );
l = vfs_dir_find_file( dir, file->name, file );
if( l )
{
g_assert( file == (VFSFileInfo*)l->data );
file = vfs_file_info_ref( (VFSFileInfo*)l->data );
}
else
file = NULL;
g_mutex_unlock( dir->mutex );
if ( G_LIKELY( file ) )
{
g_signal_emit( dir, signals[ THUMBNAIL_LOADED_SIGNAL ], 0, file );
vfs_file_info_unref( file );
}
}
void vfs_dir_emit_file_deleted( VFSDir* dir, const char* file_name, VFSFileInfo* file )
{
GList* l;
VFSFileInfo* file_found;
if( G_UNLIKELY( 0 == strcmp(file_name, dir->path) ) )
{
/* Special Case: The directory itself was deleted... */
file = NULL;
/* clear the whole list */
g_mutex_lock( dir->mutex );
g_list_foreach( dir->file_list, (GFunc)vfs_file_info_unref, NULL );
g_list_free( dir->file_list );
dir->file_list = NULL;
g_mutex_unlock( dir->mutex );
g_signal_emit( dir, signals[ FILE_DELETED_SIGNAL ], 0, file );
return;
}
l = vfs_dir_find_file( dir, file_name, file );
if ( G_LIKELY( l ) )
{
file_found = vfs_file_info_ref( ( VFSFileInfo* ) l->data );
if( !g_slist_find( dir->changed_files, file_found ) )
{
dir->changed_files = g_slist_prepend( dir->changed_files, file_found );
if ( 0 == change_notify_timeout )
{
change_notify_timeout = g_timeout_add_full( G_PRIORITY_LOW,
200,
notify_file_change,
NULL, NULL );
}
}
else
vfs_file_info_unref( file_found );
}
}
