1 files changed, 115 insertions, 0 deletions
diff --git a/vcl/source/control/DropdownBox.cxx b/vcl/source/control/DropdownBox.cxx
new file mode 100644
index 0000000000..6aaf2e553a
--- /dev/null
+++ b/vcl/source/control/DropdownBox.cxx
@@ -0,0 +1,115 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/toolkit/button.hxx>
+#include <vcl/layout.hxx>
+#include <DropdownBox.hxx>
+
+#define NOTEBOOK_HEADER_HEIGHT 30
+
+/*
+ * DropdownBox - shows content or moves it to the popup
+ * which can be opened by clicking on a button
+ */
+
+DropdownBox::DropdownBox(vcl::Window* pParent)
+    : VclHBox(pParent)
+    , m_bInFullView(true)
+{
+    m_pButton = VclPtr<PushButton>::Create(this, WB_FLATBUTTON);
+    m_pButton->SetClickHdl(LINK(this, DropdownBox, PBClickHdl));
+    m_pButton->SetSymbol(SymbolType::MENU);
+    m_pButton->set_width_request(15);
+    m_pButton->SetQuickHelpText(GetQuickHelpText());
+    m_pButton->Resize();
+}
+
+DropdownBox::~DropdownBox() { disposeOnce(); }
+
+void DropdownBox::dispose()
+{
+    m_pButton.disposeAndClear();
+    if (m_pPopup)
+        m_pPopup.disposeAndClear();
+
+    VclHBox::dispose();
+}
+
+void DropdownBox::HideContent()
+{
+    if (m_bInFullView)
+    {
+        m_bInFullView = false;
+
+        for (int i = 0; i < GetChildCount(); i++)
+            GetChild(i)->Hide();
+
+        m_pButton->Show();
+        SetOutputSizePixel(Size(m_pButton->GetSizePixel().Width(), GetSizePixel().Height()));
+    }
+}
+
+bool DropdownBox::IsHidden() { return !m_bInFullView; }
+
+void DropdownBox::ShowContent()
+{
+    if (!m_bInFullView)
+    {
+        m_bInFullView = true;
+
+        for (int i = 0; i < GetChildCount(); i++)
+            GetChild(i)->Show();
+
+        m_pButton->Hide();
+    }
+}
+
+IMPL_LINK(DropdownBox, PBClickHdl, Button*, /*pButton*/, void)
+{
+    if (m_pPopup)
+        m_pPopup.disposeAndClear();
+
+    m_pPopup = VclPtr<NotebookbarPopup>::Create(this);
+
+    for (int i = 0; i < GetChildCount(); i++)
+    {
+        if (GetChild(i) != m_pButton)
+        {
+            Window* pChild = GetChild(i);
+            pChild->Show();
+
+            pChild->SetParent(m_pPopup->getBox());
+            // count is decreased because we moved child
+            i--;
+        }
+    }
+
+    m_pPopup->hideSeparators(true);
+
+    m_pPopup->getBox()->set_height_request(GetSizePixel().Height());
+
+    tools::Long x = GetPosPixel().getX();
+    tools::Long y = GetPosPixel().getY() + NOTEBOOK_HEADER_HEIGHT + GetSizePixel().Height();
+    tools::Rectangle aRect(x, y, x, y);
+
+    m_pPopup->StartPopupMode(aRect, FloatWinPopupFlags::Down | FloatWinPopupFlags::GrabFocus
+                                        | FloatWinPopupFlags::AllMouseButtonClose);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */