PasswordDialog.java 文件源码

private void showPasswordDialog(@StringRes int title,
                                final OnPasswordEnteredListener okListener,
                                final DialogInterface.OnClickListener cancelListener) {
    // Create EditText for entering the password
    final EditText input = new EditText(context);
    input.setSingleLine();
    input.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
    input.setTransformationMethod(PasswordTransformationMethod.getInstance());

    // Create and show dialog
    showDialog(new AlertDialog.Builder(context)
            .setTitle(title)
            .setView(input)
            .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    okListener.onPasswordEntered(dialog, which, input.getText().toString());
                }
            })
            .setNegativeButton(android.R.string.cancel, cancelListener));
}