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-rw-r--r--extensions/source/propctrlr/defaulthelpprovider.cxx184
1 files changed, 184 insertions, 0 deletions
diff --git a/extensions/source/propctrlr/defaulthelpprovider.cxx b/extensions/source/propctrlr/defaulthelpprovider.cxx
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+++ b/extensions/source/propctrlr/defaulthelpprovider.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 "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 <tools/diagnose_ex.h>
+#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::uno::UNO_QUERY_THROW;
+ 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: */