openpilot v0.9.6 release

date: 2024-01-12T10:13:37
master commit: ba792d576a49a0899b88a753fa1c52956bedf9e6

selfdrive/ui/qt/widgets/keyboard.cc

@@ -0,0 +1,167 @@
+#include "selfdrive/ui/qt/widgets/keyboard.h"
+
+#include <vector>
+
+#include <QButtonGroup>
+#include <QHBoxLayout>
+#include <QMap>
+#include <QTouchEvent>
+#include <QVBoxLayout>
+
+const QString BACKSPACE_KEY = "⌫";
+const QString ENTER_KEY = "→";
+
+const QMap<QString, int> KEY_STRETCH = {{"  ", 5}, {ENTER_KEY, 2}};
+
+const QStringList CONTROL_BUTTONS = {"↑", "↓", "ABC", "#+=", "123", BACKSPACE_KEY, ENTER_KEY};
+
+const float key_spacing_vertical = 20;
+const float key_spacing_horizontal = 15;
+
+KeyButton::KeyButton(const QString &text, QWidget *parent) : QPushButton(text, parent) {
+  setAttribute(Qt::WA_AcceptTouchEvents);
+  setFocusPolicy(Qt::NoFocus);
+}
+
+bool KeyButton::event(QEvent *event) {
+  if (event->type() == QEvent::TouchBegin || event->type() == QEvent::TouchEnd) {
+    QTouchEvent *touchEvent = static_cast<QTouchEvent *>(event);
+    if (!touchEvent->touchPoints().empty()) {
+      const QEvent::Type mouseType = event->type() == QEvent::TouchBegin ? QEvent::MouseButtonPress : QEvent::MouseButtonRelease;
+      QMouseEvent mouseEvent(mouseType, touchEvent->touchPoints().front().pos(), Qt::LeftButton, Qt::LeftButton, Qt::NoModifier);
+      QPushButton::event(&mouseEvent);
+      event->accept();
+      parentWidget()->update();
+      return true;
+    }
+  }
+  return QPushButton::event(event);
+}
+
+KeyboardLayout::KeyboardLayout(QWidget* parent, const std::vector<QVector<QString>>& layout) : QWidget(parent) {
+  QVBoxLayout* main_layout = new QVBoxLayout(this);
+  main_layout->setMargin(0);
+  main_layout->setSpacing(0);
+
+  QButtonGroup* btn_group = new QButtonGroup(this);
+  QObject::connect(btn_group, SIGNAL(buttonClicked(QAbstractButton*)), parent, SLOT(handleButton(QAbstractButton*)));
+
+  for (const auto &s : layout) {
+    QHBoxLayout *hlayout = new QHBoxLayout;
+    hlayout->setSpacing(0);
+
+    if (main_layout->count() == 1) {
+      hlayout->addSpacing(90);
+    }
+
+    for (const QString &p : s) {
+      KeyButton* btn = new KeyButton(p);
+      if (p == BACKSPACE_KEY) {
+        btn->setAutoRepeat(true);
+      } else if (p == ENTER_KEY) {
+        btn->setStyleSheet(R"(
+          QPushButton {
+            background-color: #465BEA;
+          }
+          QPushButton:pressed {
+            background-color: #444444;
+          }
+        )");
+      }
+      btn->setFixedHeight(135 + key_spacing_vertical);
+      btn_group->addButton(btn);
+      hlayout->addWidget(btn, KEY_STRETCH.value(p, 1));
+    }
+
+    if (main_layout->count() == 1) {
+      hlayout->addSpacing(90);
+    }
+
+    main_layout->addLayout(hlayout);
+  }
+
+  setStyleSheet(QString(R"(
+    QPushButton {
+      font-size: 75px;
+      margin-left: %1px;
+      margin-right: %1px;
+      margin-top: %2px;
+      margin-bottom: %2px;
+      padding: 0px;
+      border-radius: 10px;
+      color: #dddddd;
+      background-color: #444444;
+    }
+    QPushButton:pressed {
+      background-color: #333333;
+    }
+  )").arg(key_spacing_vertical / 2).arg(key_spacing_horizontal / 2));
+}
+
+Keyboard::Keyboard(QWidget *parent) : QFrame(parent) {
+  main_layout = new QStackedLayout(this);
+  main_layout->setMargin(0);
+
+  // lowercase
+  std::vector<QVector<QString>> lowercase = {
+    {"q", "w", "e", "r", "t", "y", "u", "i", "o", "p"},
+    {"a", "s", "d", "f", "g", "h", "j", "k", "l"},
+    {"↑", "z", "x", "c", "v", "b", "n", "m", BACKSPACE_KEY},
+    {"123", "  ", ".", ENTER_KEY},
+  };
+  main_layout->addWidget(new KeyboardLayout(this, lowercase));
+
+  // uppercase
+  std::vector<QVector<QString>> uppercase = {
+    {"Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P"},
+    {"A", "S", "D", "F", "G", "H", "J", "K", "L"},
+    {"↓", "Z", "X", "C", "V", "B", "N", "M", BACKSPACE_KEY},
+    {"123", "  ", ".", ENTER_KEY},
+  };
+  main_layout->addWidget(new KeyboardLayout(this, uppercase));
+
+  // numbers + specials
+  std::vector<QVector<QString>> numbers = {
+    {"1", "2", "3", "4", "5", "6", "7", "8", "9", "0"},
+    {"-", "/", ":", ";", "(", ")", "$", "&&", "@", "\""},
+    {"#+=", ".", ",", "?", "!", "`", BACKSPACE_KEY},
+    {"ABC", "  ", ".", ENTER_KEY},
+  };
+  main_layout->addWidget(new KeyboardLayout(this, numbers));
+
+  // extra specials
+  std::vector<QVector<QString>> specials = {
+    {"[", "]", "{", "}", "#", "%", "^", "*", "+", "="},
+    {"_", "\\", "|", "~", "<", ">", "€", "£", "¥", "•"},
+    {"123", ".", ",", "?", "!", "'", BACKSPACE_KEY},
+    {"ABC", "  ", ".", ENTER_KEY},
+  };
+  main_layout->addWidget(new KeyboardLayout(this, specials));
+
+  main_layout->setCurrentIndex(0);
+}
+
+void Keyboard::handleButton(QAbstractButton* btn) {
+  const QString &key = btn->text();
+  if (CONTROL_BUTTONS.contains(key)) {
+    if (key == "↓" || key == "ABC") {
+      main_layout->setCurrentIndex(0);
+    } else if (key == "↑") {
+      main_layout->setCurrentIndex(1);
+    } else if (key == "123") {
+      main_layout->setCurrentIndex(2);
+    } else if (key == "#+=") {
+      main_layout->setCurrentIndex(3);
+    } else if (key == ENTER_KEY) {
+      main_layout->setCurrentIndex(0);
+      emit emitEnter();
+    } else if (key == BACKSPACE_KEY) {
+      emit emitBackspace();
+    }
+  } else {
+    if ("A" <= key && key <= "Z") {
+      main_layout->setCurrentIndex(0);
+    }
+    emit emitKey(key);
+  }
+}