Pane.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 * 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
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#include <framework/Pane.hxx>
 
#include <osl/mutex.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/window.hxx>
#include <cppcanvas/vclfactory.hxx>
#include <com/sun/star/rendering/XSpriteCanvas.hpp>
#include <comphelper/servicehelper.hxx>
 
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;
 
namespace sd::framework {
 
Pane::Pane (
    const Reference<XResourceId>& rxPaneId,
    vcl::Window* pWindow)
    noexcept
    : PaneInterfaceBase(m_aMutex),
      mxPaneId(rxPaneId),
      mpWindow(pWindow),
      mxWindow(VCLUnoHelper::GetInterface(pWindow))
{
}
 
Pane::~Pane()
{
}
 
void Pane::disposing()
{
    mxWindow = nullptr;
    mpWindow = nullptr;
}
 
vcl::Window* Pane::GetWindow()
{
    if (mxWindow.is())
        return mpWindow;
    else
        return nullptr;
}
 
//----- XPane -----------------------------------------------------------------
 
Reference<awt::XWindow> SAL_CALL Pane::getWindow()
{
    ThrowIfDisposed();
 
    return mxWindow;
}
 
Reference<rendering::XCanvas> SAL_CALL Pane::getCanvas()
{
    ::osl::MutexGuard aGuard (m_aMutex);
    ThrowIfDisposed();
 
    if ( ! mxCanvas.is())
        mxCanvas = CreateCanvas();
 
    return mxCanvas;
}
 
//----- XPane2 ----------------------------------------------------------------
 
sal_Bool SAL_CALL Pane::isVisible()
{
    ThrowIfDisposed();
 
    const vcl::Window* pWindow = GetWindow();
    if (pWindow != nullptr)
        return pWindow->IsVisible();
    else
        return false;
}
 
void SAL_CALL Pane::setVisible (sal_Bool bIsVisible)
{
    ThrowIfDisposed();
 
    vcl::Window* pWindow = GetWindow();
    if (pWindow != nullptr)
        pWindow->Show(bIsVisible);
}
 
Reference<css::accessibility::XAccessible> SAL_CALL Pane::getAccessible()
{
    ThrowIfDisposed();
    vcl::Window* pWindow = GetWindow();
    if (pWindow != nullptr)
        return pWindow->GetAccessible(false);
    else
        return nullptr;
}
 
void SAL_CALL Pane::setAccessible (
    const Reference<css::accessibility::XAccessible>& rxAccessible)
{
    ThrowIfDisposed();
    vcl::Window* pWindow = GetWindow();
    if (pWindow != nullptr)
        pWindow->SetAccessible(rxAccessible);
}
 
//----- XResource -------------------------------------------------------------
 
Reference<XResourceId> SAL_CALL Pane::getResourceId()
{
    ThrowIfDisposed();
 
    return mxPaneId;
}
 
sal_Bool SAL_CALL Pane::isAnchorOnly()
{
    return true;
}
 
Reference<rendering::XCanvas> Pane::CreateCanvas()
{
    Reference<rendering::XCanvas> xCanvas;
 
    if (mpWindow != nullptr)
    {
        ::cppcanvas::SpriteCanvasSharedPtr pCanvas (
            cppcanvas::VCLFactory::createSpriteCanvas(*mpWindow));
        if (pCanvas)
            xCanvas.set(pCanvas->getUNOSpriteCanvas());
    }
 
    return xCanvas;
}
 
void Pane::ThrowIfDisposed() const
{
    if (rBHelper.bDisposed || rBHelper.bInDispose)
    {
        throw lang::DisposedException ("Pane object has already been disposed",
            const_cast<uno::XWeak*>(static_cast<const uno::XWeak*>(this)));
    }
}
 
} // end of namespace sd::framework
 
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