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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 "defaulthelpprovider.hxx"
#include "pcrcommon.hxx"
#include <com/sun/star/ucb/AlreadyInitializedException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/window.hxx>
#include <comphelper/diagnose_ex.hxx>
#include <cppuhelper/supportsservice.hxx>
namespace pcr
{
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XComponentContext;
using ::com::sun::star::inspection::XPropertyControl;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::inspection::XObjectInspectorUI;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::ucb::AlreadyInitializedException;
using ::com::sun::star::lang::IllegalArgumentException;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::awt::XWindow;
DefaultHelpProvider::DefaultHelpProvider()
:m_bConstructed( false )
{
}
DefaultHelpProvider::~DefaultHelpProvider()
{
}
Sequence< OUString > SAL_CALL DefaultHelpProvider::getSupportedServiceNames()
{
return { "com.sun.star.inspection.DefaultHelpProvider" };
}
OUString SAL_CALL DefaultHelpProvider::getImplementationName()
{
return "org.openoffice.comp.extensions.DefaultHelpProvider";
}
sal_Bool SAL_CALL DefaultHelpProvider::supportsService(const OUString& aServiceName)
{
return cppu::supportsService(this, aServiceName);
}
void SAL_CALL DefaultHelpProvider::focusGained( const Reference< XPropertyControl >& Control )
{
if ( !m_xInspectorUI.is() )
throw RuntimeException( OUString(), *this );
try
{
m_xInspectorUI->setHelpSectionText( impl_getHelpText_nothrow( Control ) );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
}
}
void SAL_CALL DefaultHelpProvider::valueChanged( const Reference< XPropertyControl >& )
{
// not interested in
}
void SAL_CALL DefaultHelpProvider::initialize( const Sequence< Any >& _arguments )
{
if ( m_bConstructed )
throw AlreadyInitializedException();
StlSyntaxSequence< Any > arguments( _arguments );
if ( arguments.size() == 1 )
{ // constructor: "create( XObjectInspectorUI )"
Reference< XObjectInspectorUI > xUI( arguments[0], UNO_QUERY );
create( xUI );
return;
}
throw IllegalArgumentException( OUString(), *this, 0 );
}
void DefaultHelpProvider::create( const Reference< XObjectInspectorUI >& _rxUI )
{
if ( !_rxUI.is() )
throw IllegalArgumentException( OUString(), *this, 1 );
try
{
m_xInspectorUI = _rxUI;
m_xInspectorUI->registerControlObserver( this );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
}
m_bConstructed = true;
}
vcl::Window* DefaultHelpProvider::impl_getVclControlWindow_nothrow( const Reference< XPropertyControl >& _rxControl )
{
vcl::Window* pControlWindow = nullptr;
OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getVclControlWindow_nothrow: illegal control!" );
if ( !_rxControl.is() )
return pControlWindow;
try
{
Reference< XWindow > xControlWindow( _rxControl->getControlWindow(), css::uno::UNO_SET_THROW );
pControlWindow = VCLUnoHelper::GetWindow( xControlWindow );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
}
return pControlWindow;
}
OUString DefaultHelpProvider::impl_getHelpText_nothrow( const Reference< XPropertyControl >& _rxControl )
{
OUString sHelpText;
OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getHelpText_nothrow: illegal control!" );
if ( !_rxControl.is() )
return sHelpText;
vcl::Window* pControlWindow( impl_getVclControlWindow_nothrow( _rxControl ) );
OSL_ENSURE( pControlWindow, "DefaultHelpProvider::impl_getHelpText_nothrow: could not determine the VCL window!" );
if ( !pControlWindow )
return sHelpText;
sHelpText = pControlWindow->GetHelpText();
return sHelpText;
}
} // namespace pcr
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
extensions_propctrlr_DefaultHelpProvider_get_implementation(
css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const&)
{
return cppu::acquire(new pcr::DefaultHelpProvider());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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