small onboarding cleanup

selfdrive/ui/qt/offroad/onboarding.cc

@@ -2,6 +2,7 @@
 #include <QString>
 #include <QPushButton>
 #include <QGridLayout>
+#include <QVBoxLayout>
 
 #include "onboarding.hpp"
 #include "common/params.h"
@@ -10,7 +11,6 @@
 QLabel * title_label(QString text) {
   QLabel *l = new QLabel(text);
   l->setStyleSheet(R"(font-size: 100px;)");
-  l->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
   return l;
 }
 
@@ -30,8 +30,7 @@ QWidget * OnboardingWindow::terms_screen() {
     background-color: #292929;
   )");
   main_layout->addWidget(terms, 1, 0, 1, -1);
-
-  main_layout->addWidget(new QPushButton("Decline"), 2, 0);
+  main_layout->setRowStretch(1, 1);
 
   QPushButton *accept_btn = new QPushButton("Accept");
   main_layout->addWidget(accept_btn, 2, 1);
@@ -40,6 +39,8 @@ QWidget * OnboardingWindow::terms_screen() {
     updateActiveScreen();
   });
 
+  main_layout->addWidget(new QPushButton("Decline"), 2, 0);
+
   QWidget *widget = new QWidget;
   widget->setLayout(main_layout);
   widget->setStyleSheet(R"(
@@ -56,14 +57,16 @@ QWidget * OnboardingWindow::terms_screen() {
 
 QWidget * OnboardingWindow::training_screen() {
 
-  QGridLayout *main_layout = new QGridLayout();
+  QVBoxLayout *main_layout = new QVBoxLayout();
   main_layout->setMargin(30);
   main_layout->setSpacing(30);
 
-  main_layout->addWidget(title_label("Training Guide"), 0, 0);
+  main_layout->addWidget(title_label("Training Guide"));
+
+  main_layout->addWidget(new QLabel(), 1); // just a spacer
 
   QPushButton *btn = new QPushButton("Continue");
-  main_layout->addWidget(btn, 1, 0);
+  main_layout->addWidget(btn);
   QObject::connect(btn, &QPushButton::released, [=]() {
     Params().write_db_value("CompletedTrainingVersion", LATEST_TRAINING_VERSION);
     updateActiveScreen();
@@ -81,24 +84,18 @@ void OnboardingWindow::updateActiveScreen() {
   bool training_done = params.get("CompletedTrainingVersion", false).compare(LATEST_TRAINING_VERSION) == 0;
 
   if (!accepted_terms) {
-    swidget->setCurrentIndex(0);
+    setCurrentIndex(0);
   } else if (!training_done) {
-    swidget->setCurrentIndex(1);
+    setCurrentIndex(1);
   } else {
     emit onboardingDone();
   }
 }
 
-OnboardingWindow::OnboardingWindow(QWidget *parent) : QWidget(parent) {
-  QVBoxLayout * top_layout = new QVBoxLayout;
-
-  swidget = new QStackedWidget();
-  swidget->addWidget(terms_screen());
-  swidget->addWidget(training_screen());
-
-  top_layout->addWidget(swidget);
+OnboardingWindow::OnboardingWindow(QWidget *parent) {
+  addWidget(terms_screen());
+  addWidget(training_screen());
 
-  setLayout(top_layout);
   setStyleSheet(R"(
     * {
       background-color: black;

selfdrive/ui/qt/offroad/onboarding.hpp

@@ -7,7 +7,7 @@
 #define LATEST_TERMS_VERSION "2"
 #define LATEST_TRAINING_VERSION "0.2.0"
 
-class OnboardingWindow : public QWidget {
+class OnboardingWindow : public QStackedWidget {
   Q_OBJECT
 
 public:
@@ -16,7 +16,6 @@ public:
 private:
   QWidget * terms_screen();
   QWidget * training_screen();
-  QStackedWidget *swidget;
 
 signals:
   void onboardingDone();