Core: Show keyboard sequence for navigation widgets

Fixes: QTCREATORBUG-26293
Change-Id: Ifc1df96b063365ee5b27684cb4efb33be2608582
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

src/plugins/coreplugin/navigationsubwidget.cpp

@@ -26,8 +26,9 @@
 #include "navigationsubwidget.h"
 #include "navigationwidget.h"
 
-#include "inavigationwidgetfactory.h"
+#include "actionmanager/actionmanager.h"
 #include "actionmanager/command.h"
+#include "inavigationwidgetfactory.h"
 
 #include <coreplugin/icore.h>
 
@@ -148,7 +149,15 @@ void NavigationSubWidget::populateSplitMenu()
     int count = factoryModel->rowCount();
     for (int i = 0; i < count; ++i) {
         QModelIndex index = factoryModel->index(i, 0);
-        QAction *action = m_splitMenu->addAction(factoryModel->data(index).toString());
+        const Id id = factoryModel->data(index, NavigationWidget::FactoryActionIdRole).value<Id>();
+        Command *command = ActionManager::command(id);
+        const QString factoryName = factoryModel->data(index).toString();
+        const QString displayName = command->keySequence().isEmpty()
+                                        ? factoryName
+                                        : QString("%1 (%2)").arg(factoryName,
+                                                                 command->keySequence().toString(
+                                                                     QKeySequence::NativeText));
+        QAction *action = m_splitMenu->addAction(displayName);
         connect(action, &QAction::triggered, this, [this, i]() { emit splitMe(i); });
     }
 }

src/plugins/coreplugin/navigationwidget.cpp

@@ -263,6 +263,7 @@ void NavigationWidget::setFactories(const QList<INavigationWidgetFactory *> &fac
         QStandardItem *newRow = new QStandardItem(factory->displayName());
         newRow->setData(QVariant::fromValue(factory), FactoryObjectRole);
         newRow->setData(QVariant::fromValue(factory->id()), FactoryIdRole);
+        newRow->setData(QVariant::fromValue(actionId), FactoryActionIdRole);
         newRow->setData(factory->priority(), FactoryPriorityRole);
         d->m_factoryModel->appendRow(newRow);
     }

src/plugins/coreplugin/navigationwidget.h

@@ -82,6 +82,7 @@ public:
     enum FactoryModelRoles {
         FactoryObjectRole = Qt::UserRole,
         FactoryIdRole,
+        FactoryActionIdRole,
         FactoryPriorityRole
     };