ui: remove QtQml and related dependencies (#33357)

* remove QtQml

* remove qtdeclarative5-dev

SConstruct

@@ -266,7 +266,7 @@ Export('envCython', 'np_version')
 
 # Qt build environment
 qt_env = env.Clone()
-qt_modules = ["Widgets", "Gui", "Core", "Network", "Concurrent", "Quick", "Qml", "QuickWidgets", "DBus", "Xml"]
+qt_modules = ["Widgets", "Gui", "Core", "Network", "Concurrent", "DBus", "Xml"]
 
 qt_libs = []
 if arch == "Darwin":
@@ -312,9 +312,6 @@ qt_flags = [
   "-DQT_NO_DEBUG",
   "-DQT_WIDGETS_LIB",
   "-DQT_GUI_LIB",
-  "-DQT_QUICK_LIB",
-  "-DQT_QUICKWIDGETS_LIB",
-  "-DQT_QML_LIB",
   "-DQT_CORE_LIB",
   "-DQT_MESSAGELOGCONTEXT",
 ]

selfdrive/ui/qt/offroad/onboarding.cc

@@ -4,8 +4,7 @@
 
 #include <QLabel>
 #include <QPainter>
-#include <QQmlContext>
-#include <QQuickWidget>
+#include <QScrollBar>
 #include <QTransform>
 #include <QVBoxLayout>
 
@@ -13,6 +12,7 @@
 #include "common/params.h"
 #include "selfdrive/ui/qt/util.h"
 #include "selfdrive/ui/qt/widgets/input.h"
+#include "selfdrive/ui/qt/widgets/scrollview.h"
 
 TrainingGuide::TrainingGuide(QWidget *parent) : QFrame(parent) {
   setAttribute(Qt::WA_OpaquePaintEvent);
@@ -98,25 +98,17 @@ void TermsPage::showEvent(QShowEvent *event) {
   title->setStyleSheet("font-size: 90px; font-weight: 600;");
   main_layout->addWidget(title);
 
+  QLabel *text = new QLabel(this);
+  text->setTextFormat(Qt::RichText);
+  text->setWordWrap(true);
+  text->setText(QString::fromStdString(util::read_file("../assets/offroad/tc.html")));
+  text->setStyleSheet("font-size:50px; font-weight: 200; color: #C9C9C9; background-color:#1B1B1B; padding:50px 50px;");
+  ScrollView *scroll = new ScrollView(text, this);
+
   main_layout->addSpacing(30);
-
-  QQuickWidget *text = new QQuickWidget(this);
-  text->setResizeMode(QQuickWidget::SizeRootObjectToView);
-  text->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
-  text->setAttribute(Qt::WA_AlwaysStackOnTop);
-  text->setClearColor(QColor("#1B1B1B"));
-
-  QString text_view = util::read_file("../assets/offroad/tc.html").c_str();
-  text->rootContext()->setContextProperty("text_view", text_view);
-
-  text->setSource(QUrl::fromLocalFile("qt/offroad/text_view.qml"));
-
-  main_layout->addWidget(text, 1);
+  main_layout->addWidget(scroll);
   main_layout->addSpacing(50);
 
-  QObject *obj = (QObject*)text->rootObject();
-  QObject::connect(obj, SIGNAL(scroll()), SLOT(enableAccept()));
-
   QHBoxLayout* buttons = new QHBoxLayout;
   buttons->setMargin(0);
   buttons->setSpacing(45);
@@ -141,6 +133,12 @@ void TermsPage::showEvent(QShowEvent *event) {
   )");
   buttons->addWidget(accept_btn);
   QObject::connect(accept_btn, &QPushButton::clicked, this, &TermsPage::acceptedTerms);
+  QScrollBar *scroll_bar = scroll->verticalScrollBar();
+  connect(scroll_bar, &QScrollBar::valueChanged, this, [this, scroll_bar](int value) {
+    if (value == scroll_bar->maximum()) {
+      enableAccept();
+    }
+  });
 }
 
 void TermsPage::enableAccept() {

selfdrive/ui/qt/offroad/text_view.qml

@@ -1,47 +0,0 @@
-import QtQuick 2.0
-
-Item {
-  id: root
-  signal scroll()
-
-  Flickable {
-    id: flickArea
-    objectName: "flickArea"
-    anchors.fill: parent
-    contentHeight: helpText.height
-    contentWidth: width - (leftMargin + rightMargin)
-    bottomMargin: 50
-    topMargin: 50
-    rightMargin: 50
-    leftMargin: 50
-    flickableDirection: Flickable.VerticalFlick
-    flickDeceleration: 7500.0
-    maximumFlickVelocity: 10000.0
-    pixelAligned: true
-
-    onAtYEndChanged: root.scroll()
-
-    Text {
-      id: helpText
-      width: flickArea.contentWidth
-      font.family: "Inter"
-      font.weight: "Light"
-      font.pixelSize: 50
-      textFormat: Text.RichText
-      color: "#C9C9C9"
-      wrapMode: Text.Wrap
-      text: text_view
-    }
-  }
-
-  Rectangle {
-    id: scrollbar
-    anchors.right: flickArea.right
-    anchors.rightMargin: 20
-    y: flickArea.topMargin + flickArea.visibleArea.yPosition * (flickArea.height - flickArea.bottomMargin - flickArea.topMargin)
-    width: 12
-    radius: 6
-    height: flickArea.visibleArea.heightRatio * (flickArea.height - flickArea.bottomMargin - flickArea.topMargin)
-    color: "#808080"
-  }
-}

tools/install_ubuntu_dependencies.sh

@@ -59,8 +59,6 @@ function install_ubuntu_common_requirements() {
     ocl-icd-libopencl1 \
     ocl-icd-opencl-dev \
     portaudio19-dev \
-    qml-module-qtquick2 \
-    qtdeclarative5-dev \
     qttools5-dev-tools \
     libqt5svg5-dev \
     libqt5serialbus5-dev  \