1 files changed, 257 insertions, 0 deletions
diff --git a/vcl/source/window/dockingarea.cxx b/vcl/source/window/dockingarea.cxx
new file mode 100644
index 0000000000..be3f6ef99e
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+++ b/vcl/source/window/dockingarea.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 <vcl/dockingarea.hxx>
+#include <vcl/syswin.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/event.hxx>
+#include <toolbarvalue.hxx>
+
+#include <svdata.hxx>
+
+#include <map>
+
+class DockingAreaWindow::ImplData
+{
+public:
+    ImplData();
+
+    WindowAlign meAlign;
+};
+
+DockingAreaWindow::ImplData::ImplData()
+{
+    meAlign = WindowAlign::Top;
+}
+
+DockingAreaWindow::DockingAreaWindow( vcl::Window* pParent ) :
+    Window( WindowType::DOCKINGAREA )
+{
+    ImplInit( pParent, WB_CLIPCHILDREN|WB_3DLOOK, nullptr );
+
+    mpImplData.reset(new ImplData);
+}
+
+DockingAreaWindow::~DockingAreaWindow()
+{
+    disposeOnce();
+}
+
+void DockingAreaWindow::dispose()
+{
+    mpImplData.reset();
+    Window::dispose();
+}
+
+void DockingAreaWindow::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) && (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        Invalidate();
+    }
+}
+
+static void ImplInvalidateMenubar( DockingAreaWindow const * pThis )
+{
+    // due to a possible common gradient covering menubar and top dockingarea
+    // the menubar must be repainted if the top dockingarea changes size or visibility
+    if( ImplGetSVData()->maNWFData.mbMenuBarDockingAreaCommonBG &&
+        (pThis->GetAlign() == WindowAlign::Top)
+        && pThis->IsNativeControlSupported( ControlType::Toolbar, ControlPart::Entire )
+        && pThis->IsNativeControlSupported( ControlType::Menubar, ControlPart::Entire ) )
+    {
+        SystemWindow *pSysWin = pThis->GetSystemWindow();
+        if( pSysWin && pSysWin->GetMenuBar() )
+        {
+            vcl::Window *pMenubarWin = pSysWin->GetMenuBar()->GetWindow();
+            if( pMenubarWin )
+                pMenubarWin->Invalidate();
+        }
+    }
+}
+
+void DockingAreaWindow::StateChanged( StateChangedType nType )
+{
+    Window::StateChanged( nType );
+
+    if ( nType == StateChangedType::Visible )
+        ImplInvalidateMenubar( this );
+}
+
+bool DockingAreaWindow::IsHorizontal() const
+{
+    return ( mpImplData->meAlign == WindowAlign::Top || mpImplData->meAlign == WindowAlign::Bottom );
+}
+
+void DockingAreaWindow::SetAlign( WindowAlign eNewAlign )
+{
+    if( eNewAlign != mpImplData->meAlign )
+    {
+        mpImplData->meAlign = eNewAlign;
+        Invalidate();
+    }
+}
+
+WindowAlign DockingAreaWindow::GetAlign() const
+{
+    return mpImplData->meAlign;
+}
+
+void DockingAreaWindow::ApplySettings(vcl::RenderContext& rRenderContext)
+{
+    const StyleSettings rSetting = rRenderContext.GetSettings().GetStyleSettings();
+    const BitmapEx& rPersonaBitmap = (GetAlign() == WindowAlign::Top) ? rSetting.GetPersonaHeader() : rSetting.GetPersonaFooter();
+
+    if (!rPersonaBitmap.IsEmpty() && (GetAlign() == WindowAlign::Top || GetAlign()==WindowAlign::Bottom))
+    {
+        Wallpaper aWallpaper(rPersonaBitmap);
+        if (GetAlign() == WindowAlign::Top)
+            aWallpaper.SetStyle(WallpaperStyle::TopRight);
+        else
+            aWallpaper.SetStyle(WallpaperStyle::BottomRight);
+        aWallpaper.SetColor(rSetting.GetWorkspaceColor());
+
+        // we need to shift the bitmap vertically so that it spans over the
+        // menubar conveniently
+        SystemWindow* pSysWin = GetSystemWindow();
+        MenuBar* pMenuBar = pSysWin ? pSysWin->GetMenuBar() : nullptr;
+        int nMenubarHeight = pMenuBar ? pMenuBar->GetMenuBarHeight() : 0;
+        aWallpaper.SetRect(tools::Rectangle(Point(0, -nMenubarHeight),
+                           Size(rRenderContext.GetOutputWidthPixel(),
+                                rRenderContext.GetOutputHeightPixel() + nMenubarHeight)));
+
+        rRenderContext.SetBackground(aWallpaper);
+    }
+    else if (!rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire))
+    {
+        Wallpaper aWallpaper;
+        aWallpaper.SetStyle(WallpaperStyle::ApplicationGradient);
+        rRenderContext.SetBackground(aWallpaper);
+    }
+    else
+        rRenderContext.SetBackground(Wallpaper(rSetting.GetFaceColor()));
+
+}
+
+void DockingAreaWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+    const StyleSettings rSetting = rRenderContext.GetSettings().GetStyleSettings();
+
+    EnableNativeWidget(); // only required because the toolkit currently switches this flag off
+    if (!rRenderContext.IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire))
+        return;
+
+    ToolbarValue aControlValue;
+
+    if (GetAlign() == WindowAlign::Top && ImplGetSVData()->maNWFData.mbMenuBarDockingAreaCommonBG)
+    {
+        // give NWF a hint that this dockingarea is adjacent to the menubar
+        // useful for special gradient effects that should cover both windows
+        aControlValue.mbIsTopDockingArea = true;
+    }
+
+    ControlState nState = ControlState::ENABLED;
+    const bool isFooter = GetAlign() == WindowAlign::Bottom && !rSetting.GetPersonaFooter().IsEmpty();
+
+    if ((GetAlign() == WindowAlign::Top && !rSetting.GetPersonaHeader().IsEmpty() ) || isFooter)
+        Erase(rRenderContext);
+    else if (!ImplGetSVData()->maNWFData.mbDockingAreaSeparateTB)
+    {
+        // draw a single toolbar background covering the whole docking area
+        tools::Rectangle aCtrlRegion(Point(), GetOutputSizePixel());
+
+        rRenderContext.DrawNativeControl(ControlType::Toolbar, IsHorizontal() ? ControlPart::DrawBackgroundHorz : ControlPart::DrawBackgroundVert,
+                                         aCtrlRegion, nState, aControlValue, OUString() );
+
+        if (!ImplGetSVData()->maNWFData.mbDockingAreaAvoidTBFrames)
+        {
+            // each toolbar gets a thin border to better recognize its borders on the homogeneous docking area
+            sal_uInt16 nChildren = GetChildCount();
+            for (sal_uInt16 n = 0; n < nChildren; n++)
+            {
+                vcl::Window* pChild = GetChild(n);
+                if (pChild->IsVisible())
+                {
+                    Point aPos = pChild->GetPosPixel();
+                    Size aSize = pChild->GetSizePixel();
+                    tools::Rectangle aRect(aPos, aSize);
+
+                    rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetLightColor());
+                    rRenderContext.DrawLine(aRect.TopLeft(), aRect.TopRight());
+                    rRenderContext.DrawLine(aRect.TopLeft(), aRect.BottomLeft());
+
+                    rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetSeparatorColor());
+                    rRenderContext.DrawLine(aRect.BottomLeft(), aRect.BottomRight());
+                    rRenderContext.DrawLine(aRect.TopRight(), aRect.BottomRight());
+                }
+            }
+        }
+    }
+    else
+    {
+        // create map to find toolbar lines
+        Size aOutSz(GetOutputSizePixel());
+        std::map<int, int> ranges;
+        sal_uInt16 nChildren = GetChildCount();
+        for (sal_uInt16 n = 0; n < nChildren; n++)
+        {
+            vcl::Window* pChild = GetChild(n);
+            Point aPos = pChild->GetPosPixel();
+            Size aSize = pChild->GetSizePixel();
+            if (IsHorizontal())
+                ranges[aPos.Y()] = aSize.Height();
+            else
+                ranges[aPos.X()] = aSize.Width();
+        }
+
+        // draw multiple toolbar backgrounds, i.e., one for each toolbar line
+        for (auto const& range : ranges)
+        {
+            tools::Rectangle aTBRect;
+            if (IsHorizontal())
+            {
+                aTBRect.SetLeft( 0 );
+                aTBRect.SetRight( aOutSz.Width() - 1 );
+                aTBRect.SetTop( range.first );
+                aTBRect.SetBottom( range.first + range.second - 1 );
+            }
+            else
+            {
+                aTBRect.SetLeft( range.first );
+                aTBRect.SetRight( range.first + range.second - 1 );
+                aTBRect.SetTop( 0 );
+                aTBRect.SetBottom( aOutSz.Height() - 1 );
+            }
+            rRenderContext.DrawNativeControl(ControlType::Toolbar, IsHorizontal() ? ControlPart::DrawBackgroundHorz : ControlPart::DrawBackgroundVert,
+                                             aTBRect, nState, aControlValue, OUString());
+        }
+    }
+}
+
+void DockingAreaWindow::Resize()
+{
+    ImplInvalidateMenubar( this );
+    if (IsNativeControlSupported(ControlType::Toolbar, ControlPart::Entire))
+        Invalidate();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */