1 files changed, 287 insertions, 0 deletions
diff --git a/sfx2/source/sidebar/Deck.cxx b/sfx2/source/sidebar/Deck.cxx
new file mode 100644
index 000000000..b6ddffa89
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+++ b/sfx2/source/sidebar/Deck.cxx
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+/* -*- 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 <sfx2/sidebar/Deck.hxx>
+#include <sidebar/DeckDescriptor.hxx>
+#include <sidebar/DeckLayouter.hxx>
+#include <sidebar/DeckTitleBar.hxx>
+#include <sidebar/PanelTitleBar.hxx>
+#include <sfx2/sidebar/Panel.hxx>
+#include <sfx2/sidebar/SidebarDockingWindow.hxx>
+#include <sfx2/sidebar/Theme.hxx>
+#include <sfx2/viewsh.hxx>
+
+#include <vcl/event.hxx>
+#include <comphelper/lok.hxx>
+#include <tools/json_writer.hxx>
+
+using namespace css;
+using namespace css::uno;
+
+namespace sfx2::sidebar {
+
+Deck::Deck(const DeckDescriptor& rDeckDescriptor, SidebarDockingWindow* pParentWindow,
+           const std::function<void()>& rCloserAction)
+    : InterimItemWindow(pParentWindow, "sfx/ui/deck.ui", "Deck")
+    , msId(rDeckDescriptor.msId)
+    , mnMinimalWidth(0)
+    , mnScrolledWindowExtraWidth(0)
+    , mnMinimalHeight(0)
+    , maPanels()
+    , mxParentWindow(pParentWindow)
+    , mxTitleBar(new DeckTitleBar(rDeckDescriptor.msTitle, *m_xBuilder, rCloserAction))
+    , mxVerticalScrollBar(m_xBuilder->weld_scrolled_window("scrolledwindow"))
+    , mxContents(m_xBuilder->weld_box("contents"))
+{
+    SetStyle(GetStyle() | WB_DIALOGCONTROL);
+
+    m_xContainer->set_background(Theme::GetColor(Theme::Color_DeckBackground));
+
+    mxVerticalScrollBar->vadjustment_set_step_increment(10);
+    mxVerticalScrollBar->vadjustment_set_page_increment(100);
+
+    // tdf#142458 Measure the preferred width of an empty ScrolledWindow
+    // to add to the width of the union of panel widths when calculating
+    // the minimal width of the deck
+    mxVerticalScrollBar->set_hpolicy(VclPolicyType::NEVER);
+    mxVerticalScrollBar->set_vpolicy(VclPolicyType::NEVER);
+    mnScrolledWindowExtraWidth = mxVerticalScrollBar->get_preferred_size().Width();
+    mxVerticalScrollBar->set_hpolicy(VclPolicyType::AUTOMATIC);
+    mxVerticalScrollBar->set_vpolicy(VclPolicyType::AUTOMATIC);
+}
+
+Deck::~Deck()
+{
+    disposeOnce();
+}
+
+void Deck::dispose()
+{
+    SharedPanelContainer aPanels;
+    aPanels.swap(maPanels);
+
+    // We have to explicitly trigger the destruction of panels.
+    // Otherwise that is done by one of our base class destructors
+    // without updating maPanels.
+    for (auto& rpPanel : aPanels)
+        rpPanel.reset();
+
+    maPanels.clear();
+    mxTitleBar.reset();
+    mxContents.reset();
+    mxVerticalScrollBar.reset();
+
+    mxParentWindow.clear();
+
+    InterimItemWindow::dispose();
+}
+
+DeckTitleBar* Deck::GetTitleBar() const
+{
+    return mxTitleBar.get();
+}
+
+tools::Rectangle Deck::GetContentArea() const
+{
+    const Size aWindowSize (GetSizePixel());
+    const int nBorderSize (Theme::GetInteger(Theme::Int_DeckBorderSize));
+    if (aWindowSize.IsEmpty())
+        return tools::Rectangle();
+
+    return tools::Rectangle(
+        Theme::GetInteger(Theme::Int_DeckLeftPadding) + nBorderSize,
+        Theme::GetInteger(Theme::Int_DeckTopPadding) + nBorderSize,
+        aWindowSize.Width() - 1 - Theme::GetInteger(Theme::Int_DeckRightPadding) - nBorderSize,
+        aWindowSize.Height() - 1 - Theme::GetInteger(Theme::Int_DeckBottomPadding) - nBorderSize);
+}
+
+void Deck::DataChanged(const DataChangedEvent&)
+{
+    for (auto& rpPanel : maPanels)
+        rpPanel->DataChanged();
+
+    RequestLayoutInternal();
+}
+
+/*
+ * Get the ordering as is shown in the layout, and our type as 'deck'
+ * also elide nested panel windows.
+ */
+void Deck::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
+{
+    rJsonWriter.put("id", get_id().isEmpty() ? msId : get_id());
+    rJsonWriter.put("type", "deck");
+    rJsonWriter.put("text", GetText());
+    rJsonWriter.put("enabled", IsEnabled());
+    if (!IsVisible())
+        rJsonWriter.put("visible", false);
+
+    auto childrenNode = rJsonWriter.startArray("children");
+    for (const auto &it : maPanels)
+    {
+        // collapse the panel itself out
+        auto xContent = it->GetContents();
+        if (!xContent)
+            continue;
+
+        auto childNode = rJsonWriter.startStruct();
+        rJsonWriter.put("id", it->GetId());
+        rJsonWriter.put("type", "panel");
+        rJsonWriter.put("text", it->GetTitle());
+        rJsonWriter.put("enabled", true);
+        rJsonWriter.put("hidden", it->IsLurking());
+        rJsonWriter.put("expanded", it->IsExpanded());
+
+        if (it->GetTitleBar() && !it->GetTitleBar()->GetMoreOptionsCommand().isEmpty())
+            rJsonWriter.put("command", it->GetTitleBar()->GetMoreOptionsCommand());
+
+        {
+            auto children2Node = rJsonWriter.startArray("children");
+            {
+                auto child2Node = rJsonWriter.startStruct();
+                xContent->get_property_tree(rJsonWriter);
+            }
+        }
+    }
+}
+
+/**
+ * This container may contain existing panels that are
+ * being re-used, and new ones too.
+ */
+void Deck::ResetPanels(SharedPanelContainer&& rPanelContainer)
+{
+    SharedPanelContainer aHiddens;
+
+    // First hide old panels we don't need just now.
+    for (auto& rpPanel : maPanels)
+    {
+        bool bFound = false;
+        for (const auto & i : rPanelContainer)
+            bFound = bFound || (rpPanel.get() == i.get());
+        if (!bFound) // this one didn't survive.
+        {
+            rpPanel->SetLurkMode(true);
+            aHiddens.push_back(rpPanel);
+        }
+    }
+    maPanels = std::move(rPanelContainer);
+
+    // Hidden ones always at the end
+    maPanels.insert(std::end(maPanels), std::begin(aHiddens), std::end(aHiddens));
+
+    RequestLayoutInternal();
+}
+
+void Deck::RequestLayoutInternal()
+{
+    mnMinimalWidth = 0;
+    mnMinimalHeight = 0;
+
+    DeckLayouter::LayoutDeck(mxParentWindow.get(), GetContentArea(),
+                             mnMinimalWidth, mnMinimalHeight, maPanels,
+                             *GetTitleBar(), *mxVerticalScrollBar);
+
+    if (mnMinimalWidth)
+    {
+        // tdf#142458 at this point mnMinimalWidth contains the width required
+        // by the panels, but extra space may be needed by the scrolledwindow
+        // that will contain the panels
+        mnMinimalWidth += mnScrolledWindowExtraWidth;
+    }
+}
+
+void Deck::RequestLayout()
+{
+    RequestLayoutInternal();
+
+    if (!comphelper::LibreOfficeKit::isActive())
+        return;
+
+    bool bChangeNeeded = false;
+    Size aParentSize = mxParentWindow->GetSizePixel();
+
+    if (mnMinimalHeight > 0 && (mnMinimalHeight != aParentSize.Height() || GetSizePixel().Height() != mnMinimalHeight))
+    {
+        aParentSize.setHeight(mnMinimalHeight);
+        bChangeNeeded = true;
+    }
+    const SfxViewShell* pViewShell = SfxViewShell::Current();
+    if (mnMinimalWidth > 0 && (mnMinimalWidth != aParentSize.Width() || GetSizePixel().Width() != mnMinimalWidth)
+            && pViewShell && pViewShell->isLOKMobilePhone())
+    {
+        aParentSize.setWidth(mnMinimalWidth);
+        bChangeNeeded = true;
+    }
+
+    if (bChangeNeeded)
+    {
+        mxParentWindow->SetSizePixel(aParentSize);
+        setPosSizePixel(0, 0, aParentSize.Width(), aParentSize.Height());
+    }
+    else if (aParentSize != GetSizePixel()) //Sync parent & child sizes
+        setPosSizePixel(0, 0, aParentSize.Width(), aParentSize.Height());
+}
+
+weld::Widget* Deck::GetPanelParentWindow()
+{
+    return mxContents.get();
+}
+
+std::shared_ptr<Panel> Deck::GetPanel(std::u16string_view panelId)
+{
+    for (const auto& pPanel : maPanels)
+    {
+        if(pPanel->GetId() == panelId)
+        {
+            return pPanel;
+        }
+    }
+    return nullptr;
+
+}
+
+void Deck::ShowPanel(const Panel& rPanel)
+{
+    if (!mxVerticalScrollBar || mxVerticalScrollBar->get_vpolicy() == VclPolicyType::NEVER)
+        return;
+
+    // Get vertical extent of the panel.
+    tools::Rectangle aExtents;
+    if (!rPanel.get_extents(aExtents))
+        return;
+
+    auto nPanelTop = aExtents.Top();
+    auto nPanelBottom = aExtents.Bottom() - 1;
+
+    // Determine what the new thumb position should be like.
+    // When the whole panel does not fit then make its top visible
+    // and it off at the bottom.
+    sal_Int32 nNewThumbPos(mxVerticalScrollBar->vadjustment_get_value());
+    if (nPanelBottom >= nNewThumbPos + mxVerticalScrollBar->vadjustment_get_page_size())
+        nNewThumbPos = nPanelBottom - mxVerticalScrollBar->vadjustment_get_page_size();
+    if (nPanelTop < nNewThumbPos)
+        nNewThumbPos = nPanelTop;
+
+    mxVerticalScrollBar->vadjustment_set_value(nNewThumbPos);
+}
+
+} // end of namespace sfx2::sidebar
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */