Add CompilerExplorer plugin

Change-Id: I534dea195a0b74f177fc227483752777485be177
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/compilerexplorer/compilerexplorerplugin.cpp

@@ -0,0 +1,56 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include "compilerexplorerplugin.h"
+
+#include "compilerexplorerconstants.h"
+#include "compilerexplorereditor.h"
+#include "compilerexplorersettings.h"
+#include "compilerexplorertr.h"
+
+#include <coreplugin/actionmanager/actioncontainer.h>
+#include <coreplugin/actionmanager/actionmanager.h>
+#include <coreplugin/coreconstants.h>
+#include <coreplugin/editormanager/editormanager.h>
+#include <coreplugin/icore.h>
+
+#include <cppeditor/cppeditorconstants.h>
+
+#include <QMenu>
+
+namespace CompilerExplorer {
+namespace Internal {
+
+CompilerExplorerPlugin::CompilerExplorerPlugin() {}
+
+CompilerExplorerPlugin::~CompilerExplorerPlugin() {}
+
+void CompilerExplorerPlugin::initialize()
+{
+    static CompilerExplorer::EditorFactory ceEditorFactory;
+
+    auto action = new QAction(Tr::tr("Open Compiler Explorer"), this);
+    connect(action, &QAction::triggered, this, [] {
+        CompilerExplorer::Settings settings;
+
+        const QString src = settings.source();
+        QString name("Compiler Explorer");
+        Core::EditorManager::openEditorWithContents(Constants::CE_EDITOR_ID, &name, src.toUtf8());
+    });
+
+    Core::ActionContainer *mtools = Core::ActionManager::actionContainer(Core::Constants::M_TOOLS);
+    Core::ActionContainer *mCompilerExplorer = Core::ActionManager::createMenu(
+        "Tools.CompilerExplorer");
+    QMenu *menu = mCompilerExplorer->menu();
+    menu->setTitle(Tr::tr("Compiler Explorer"));
+    mtools->addMenu(mCompilerExplorer);
+
+    Core::Command *cmd
+        = Core::ActionManager::registerAction(action, "CompilerExplorer.CompilerExplorerAction");
+    mCompilerExplorer->addAction(cmd);
+}
+
+void CompilerExplorerPlugin::extensionsInitialized() {}
+
+} // namespace Internal
+} // namespace CompilerExplorer