@SuppressLint("NewApi")
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == Activity.RESULT_OK
&& requestCode == DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED) {
String dir = data.getStringExtra(DirectoryChooserActivity.RESULT_SELECTED_DIR);
File path;
if (dir != null) {
path = new File(dir);
} else {
path = ui.getActivity().getExternalFilesDir(null);
}
String message = null;
final Context context = ui.getActivity().getApplicationContext();
if (!path.exists()) {
message = String.format(context.getString(R.string.folder_does_not_exist_error), dir);
} else if (!path.canRead()) {
message = String.format(context.getString(R.string.folder_not_readable_error), dir);
} else if (!path.canWrite()) {
message = String.format(context.getString(R.string.folder_not_writable_error), dir);
}
if (message == null) {
Log.d(TAG, "Setting data folder: " + dir);
UserPreferences.setDataFolder(dir);
setDataFolderText();
} else {
AlertDialog.Builder ab = new AlertDialog.Builder(ui.getActivity());
ab.setMessage(message);
ab.setPositiveButton(android.R.string.ok, null);
ab.show();
}
}
}
private void showChooseDataFolderDialog() {
Context context = ui.getActivity();
File dataFolder = UserPreferences.getDataFolder(null);
if (dataFolder == null) {
new MaterialDialog.Builder(ui.getActivity())
.title(R.string.error_label)
.content(R.string.external_storage_error_msg)
.neutralText(android.R.string.ok)
.show();
return;
}
String dataFolderPath = dataFolder.getAbsolutePath();
int selectedIndex = -1;
File[] mediaDirs = ContextCompat.getExternalFilesDirs(context, null);
List<String> folders = new ArrayList<>(mediaDirs.length);
List<CharSequence> choices = new ArrayList<>(mediaDirs.length);
for (int i = 0; i < mediaDirs.length; i++) {
File dir = mediaDirs[i];
if (dir == null || !dir.exists() || !dir.canRead() || !dir.canWrite()) {
continue;
}
String path = mediaDirs[i].getAbsolutePath();
folders.add(path);
if (dataFolderPath.equals(path)) {
selectedIndex = i;
}
int index = path.indexOf("Android");
String choice;
if (index >= 0) {
choice = path.substring(0, index);
} else {
choice = path;
}
long bytes = StorageUtils.getFreeSpaceAvailable(path);
String freeSpace =
String.format(
context.getString(R.string.free_space_label), Converter.byteToString(bytes));
choices.add(
Html.fromHtml("<html><small>" + choice + " [" + freeSpace + "]" + "</small></html>"));
}
if (choices.size() == 0) {
new MaterialDialog.Builder(ui.getActivity())
.title(R.string.error_label)
.content(R.string.external_storage_error_msg)
.neutralText(android.R.string.ok)
.show();
return;
}
MaterialDialog dialog =
new MaterialDialog.Builder(ui.getActivity())
.title(R.string.choose_data_directory)
.content(R.string.choose_data_directory_message)
.items(choices.toArray(new CharSequence[choices.size()]))
.itemsCallbackSingleChoice(
selectedIndex,
(dialog1, itemView, which, text) -> {
String folder = folders.get(which);
Log.d(TAG, "data folder: " + folder);
UserPreferences.setDataFolder(folder);
setDataFolderText();
return true;
})
.negativeText(R.string.cancel_label)
.cancelable(true)
.build();
dialog.show();
}