Cabana: add shortcuts (#26528)

add shortcuts

tools/cabana/detailwidget.cc

@@ -85,9 +85,9 @@ DetailWidget::DetailWidget(ChartsWidget *charts, QWidget *parent) : charts(chart
 
   tab_widget = new QTabWidget(this);
   tab_widget->setTabPosition(QTabWidget::South);
-  tab_widget->addTab(scroll, "Msg");
+  tab_widget->addTab(scroll, "&Msg");
   history_log = new HistoryLog(this);
-  tab_widget->addTab(history_log, "Logs");
+  tab_widget->addTab(history_log, "&Logs");
   main_layout->addWidget(tab_widget);
 
   QObject::connect(binary_view, &BinaryView::signalClicked, this, &DetailWidget::showForm);

tools/cabana/mainwin.cc

@@ -11,6 +11,7 @@
 #include <QMenu>
 #include <QMenuBar>
 #include <QMessageBox>
+#include <QShortcut>
 #include <QScreen>
 #include <QToolBar>
 #include <QUndoView>
@@ -82,6 +83,7 @@ MainWindow::MainWindow() : QMainWindow() {
   setCentralWidget(central_widget);
   createActions();
   createStatusBar();
+  createShortcuts();
 
   qRegisterMetaType<uint64_t>("uint64_t");
   qRegisterMetaType<ReplyMsgType>("ReplyMsgType");
@@ -156,6 +158,12 @@ void MainWindow::createStatusBar() {
   statusBar()->addPermanentWidget(progress_bar);
 }
 
+void MainWindow::createShortcuts() {
+  auto shortcut = new QShortcut(QKeySequence(Qt::Key_Space), this, nullptr, nullptr, Qt::ApplicationShortcut);
+  QObject::connect(shortcut, &QShortcut::activated, []() { can->pause(!can->isPaused()); });
+  // TODO: add more shortcuts here.
+}
+
 void MainWindow::loadDBCFromName(const QString &name) {
   if (name != dbc()->name())
     dbc()->open(name);
@@ -225,7 +233,8 @@ void MainWindow::dockCharts(bool dock) {
     floating_window->deleteLater();
     floating_window = nullptr;
   } else if (!dock && !floating_window) {
-    floating_window = new QWidget(nullptr);
+    floating_window = new QWidget(this);
+    floating_window->setWindowFlags(Qt::Window);
     floating_window->setWindowTitle("Charts - Cabana");
     floating_window->setLayout(new QVBoxLayout());
     floating_window->layout()->addWidget(charts_widget);

tools/cabana/mainwin.h

@@ -35,6 +35,7 @@ signals:
 protected:
   void createActions();
   void createStatusBar();
+  void createShortcuts();
   void closeEvent(QCloseEvent *event) override;
   void updateDownloadProgress(uint64_t cur, uint64_t total, bool success);
   void setOption();