Intent lance = new Intent();
lance.setAction(Intent.ACTION_VIEW);
String typedata = "image/*";
lance.setType(typedata);
String phuri = "content://" + URI_AUTORITE
                     + "/" + URI_CONTENU_FICHIERS
                     + directory + filename;
Uri uri = Uri.parse(phuri);
lance.setDataAndType(uri, "image/*");
startActivity(lance);

Intent lance = new Intent();
lance.setAction(Intent.ACTION_VIEW);
String typedata = "image/*";
lance.setType(typedata);
String phuri = "content://" + URI_AUTORITE
                     + "/" + URI_CONTENU_FICHIERS
                     + directory + filename;
Uri uri = Uri.parse(phuri);
ClipData ensemble = ClipData.newRawUri("Photos", uri);
lance.setClipData(ensemble);
startActivity(lance);