1 files changed, 100 insertions, 0 deletions
diff --git a/vcl/source/control/managedmenubutton.cxx b/vcl/source/control/managedmenubutton.cxx
new file mode 100644
index 0000000000..7545dba9b3
--- /dev/null
+++ b/vcl/source/control/managedmenubutton.cxx
@@ -0,0 +1,100 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <comphelper/processfactory.hxx>
+#include <comphelper/propertyvalue.hxx>
+
+#include <managedmenubutton.hxx>
+#include <vcl/menu.hxx>
+
+#include <com/sun/star/frame/ModuleManager.hpp>
+#include <com/sun/star/frame/theDesktop.hpp>
+#include <com/sun/star/frame/thePopupMenuControllerFactory.hpp>
+
+ManagedMenuButton::ManagedMenuButton(vcl::Window* pParent, WinBits nStyle)
+    : MenuButton(pParent, nStyle)
+{
+    SetImageAlign(ImageAlign::Left);
+}
+
+ManagedMenuButton::~ManagedMenuButton()
+{
+    disposeOnce();
+}
+
+void ManagedMenuButton::dispose()
+{
+    css::uno::Reference<css::lang::XComponent> xComponent(m_xPopupController, css::uno::UNO_QUERY);
+    if (xComponent.is())
+        xComponent->dispose();
+
+    m_xPopupMenu.clear();
+    m_xPopupController.clear();
+    MenuButton::dispose();
+}
+
+void ManagedMenuButton::PrepareExecute()
+{
+    if (!GetPopupMenu())
+        SetPopupMenu(VclPtr<PopupMenu>::Create());
+
+    MenuButton::PrepareExecute();
+
+    if (m_xPopupController.is())
+    {
+        m_xPopupController->updatePopupMenu();
+        return;
+    }
+
+    if (!m_xPopupMenu.is())
+        m_xPopupMenu = GetPopupMenu()->CreateMenuInterface();
+
+    // FIXME: get the frame from the parent VclBuilder.
+    css::uno::Reference<css::uno::XComponentContext> xContext(comphelper::getProcessComponentContext());
+    css::uno::Reference<css::frame::XDesktop2> xDesktop(css::frame::theDesktop::get(xContext));
+    css::uno::Reference<css::frame::XFrame> xFrame(xDesktop->getActiveFrame());
+    if (!xFrame.is())
+        return;
+
+    OUString aModuleName;
+    try
+    {
+        css::uno::Reference<css::frame::XModuleManager> xModuleManager(css::frame::ModuleManager::create(xContext));
+        aModuleName = xModuleManager->identify(xFrame);
+    }
+    catch( const css::uno::Exception& )
+    {}
+
+    css::uno::Sequence<css::uno::Any> aArgs {
+        css::uno::Any(comphelper::makePropertyValue("ModuleIdentifier", aModuleName)),
+        css::uno::Any(comphelper::makePropertyValue("Frame", css::uno::Any(xFrame))),
+        css::uno::Any(comphelper::makePropertyValue("InToolbar", css::uno::Any(true)))
+    };
+
+    const OUString aCommand(GetCommand());
+    if (!aCommand.isEmpty() && GetPopupMenu()->GetItemCount() == 0)
+    {
+        css::uno::Reference<css::frame::XUIControllerFactory> xPopupMenuControllerFactory =
+            css::frame::thePopupMenuControllerFactory::get(xContext);
+
+        if (xPopupMenuControllerFactory->hasController(aCommand, aModuleName))
+            m_xPopupController.set(xPopupMenuControllerFactory->createInstanceWithArgumentsAndContext(
+                aCommand, aArgs, xContext), css::uno::UNO_QUERY);
+    }
+
+    // No registered controller found, use one the can handle arbitrary menus (e.g. defined in .ui file).
+    if (!m_xPopupController.is())
+        m_xPopupController.set(xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
+            "com.sun.star.comp.framework.ResourceMenuController", aArgs, xContext), css::uno::UNO_QUERY);
+
+    if (m_xPopupController.is())
+        m_xPopupController->setPopupMenu(m_xPopupMenu);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */