////  LoginDialog.cpp//  gvr-interface/src////  Created by Stephen Birarda on 2015-02-03.//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include <QtWidgets/QDialogButtonBox>#include <QtWidgets/QGridLayout>#include <QtWidgets/QLabel>#include <QtWidgets/QLineEdit>#include <QtWidgets/QPushButton> #include "LoginDialog.h" LoginDialog::LoginDialog(QWidget* parent) :    QDialog(parent){    setupGUI();    setWindowTitle("Login");    setModal(true);} void LoginDialog::setupGUI() {    // setup a grid layout    QGridLayout* formGridLayout = new QGridLayout(this);     _usernameLineEdit = new QLineEdit(this);        QLabel* usernameLabel = new QLabel(this);    usernameLabel->setText("Username");    usernameLabel->setBuddy(_usernameLineEdit);        formGridLayout->addWidget(usernameLabel, 0, 0);    formGridLayout->addWidget(_usernameLineEdit, 1, 0);        _passwordLineEdit = new QLineEdit(this);    _passwordLineEdit->setEchoMode(QLineEdit::Password);     QLabel* passwordLabel = new QLabel(this);    passwordLabel->setText("Password");    passwordLabel->setBuddy(_passwordLineEdit);        formGridLayout->addWidget(passwordLabel, 2, 0);    formGridLayout->addWidget(_passwordLineEdit, 3, 0);        QDialogButtonBox* buttons = new QDialogButtonBox(this);        QPushButton* okButton = buttons->addButton(QDialogButtonBox::Ok);    QPushButton* cancelButton = buttons->addButton(QDialogButtonBox::Cancel);        okButton->setText("Login");        connect(cancelButton, &QPushButton::clicked, this, &QDialog::close);    connect(okButton, &QPushButton::clicked, this, &LoginDialog::loginButtonClicked);        formGridLayout->addWidget(buttons, 4, 0, 1, 2);        setLayout(formGridLayout);} void LoginDialog::loginButtonClicked() {    emit credentialsEntered(_usernameLineEdit->text(), _passwordLineEdit->text());    close();}