unogalthemeprovider.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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 *   ownership. The ASF licenses this file to you under the Apache
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 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
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#include <sal/config.h>
 
#include "unogaltheme.hxx"
#include <svx/gallery1.hxx>
#include <vcl/svapp.hxx>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <com/sun/star/container/ElementExistException.hpp>
#include <com/sun/star/gallery/XGalleryTheme.hpp>
#include <com/sun/star/gallery/XGalleryThemeProvider.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
 
using namespace ::com::sun::star;
 
namespace {
 
class GalleryThemeProvider : public ::cppu::WeakImplHelper< css::lang::XInitialization,
                                                             css::gallery::XGalleryThemeProvider,
                                                             css::lang::XServiceInfo >
{
public:
 
    GalleryThemeProvider();
 
protected:
 
    // XServiceInfo
    virtual OUString SAL_CALL getImplementationName() override;
    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
 
    // XTypeProvider
    virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes(  ) override;
    virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId(  ) override;
 
    // XElementAccess
    virtual css::uno::Type SAL_CALL getElementType() override;
    virtual sal_Bool SAL_CALL hasElements() override;
 
    // XNameAccess
    virtual css::uno::Any SAL_CALL getByName( const OUString& aName ) override;
    virtual css::uno::Sequence< OUString > SAL_CALL getElementNames() override;
    virtual sal_Bool SAL_CALL hasByName( const OUString& aName ) override;
 
    // XInitialization
    virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
 
    // XGalleryThemeProvider
    virtual css::uno::Reference< css::gallery::XGalleryTheme > SAL_CALL insertNewByName( const OUString& ThemeName ) override;
    virtual void SAL_CALL removeByName( const OUString& ThemeName ) override;
 
private:
 
    Gallery*    mpGallery;
    bool    mbHiddenThemes;
};
 
GalleryThemeProvider::GalleryThemeProvider() :
    mbHiddenThemes( false )
{
    mpGallery = ::Gallery::GetGalleryInstance();
}
 
OUString SAL_CALL GalleryThemeProvider::getImplementationName()
{
    return "com.sun.star.comp.gallery.GalleryThemeProvider";
}
 
sal_Bool SAL_CALL GalleryThemeProvider::supportsService( const OUString& ServiceName )
{
    return cppu::supportsService( this, ServiceName );
}
 
uno::Sequence< OUString > SAL_CALL GalleryThemeProvider::getSupportedServiceNames()
{
    uno::Sequence<OUString> aSeq { "com.sun.star.gallery.GalleryThemeProvider" };
    return aSeq;
}
 
uno::Sequence< uno::Type > SAL_CALL GalleryThemeProvider::getTypes()
{
    static const uno::Sequence aTypes {
        cppu::UnoType<lang::XServiceInfo>::get(),
        cppu::UnoType<lang::XTypeProvider>::get(),
        cppu::UnoType<lang::XInitialization>::get(),
        cppu::UnoType<container::XElementAccess>::get(),
        cppu::UnoType<container::XNameAccess>::get(),
        cppu::UnoType<gallery::XGalleryThemeProvider>::get() };
 
    return aTypes;
}
 
uno::Sequence< sal_Int8 > SAL_CALL GalleryThemeProvider::getImplementationId()
{
    return css::uno::Sequence<sal_Int8>();
}
 
void SAL_CALL GalleryThemeProvider::initialize( const uno::Sequence< uno::Any >& rArguments )
{
    uno::Sequence< beans::PropertyValue >   aParams;
 
    for( const auto& rArgument : rArguments )
    {
        if( rArgument >>= aParams )
            break;
    }
 
    for( const beans::PropertyValue& rProp : std::as_const(aParams) )
    {
        if ( rProp.Name == "ProvideHiddenThemes" )
            rProp.Value >>= mbHiddenThemes;
    }
}
 
 
uno::Type SAL_CALL GalleryThemeProvider::getElementType()
{
    return cppu::UnoType<gallery::XGalleryTheme>::get();
}
 
 
sal_Bool SAL_CALL GalleryThemeProvider::hasElements()
{
    const SolarMutexGuard aGuard;
 
    return( ( mpGallery != nullptr ) && ( mpGallery->GetThemeCount() > 0 ) );
}
 
 
uno::Any SAL_CALL GalleryThemeProvider::getByName( const OUString& rName )
{
    const SolarMutexGuard aGuard;
    uno::Any            aRet;
 
    if( !mpGallery || !mpGallery->HasTheme( rName ) )
    {
        throw container::NoSuchElementException();
    }
 
    aRet <<= uno::Reference< gallery::XGalleryTheme >( new ::unogallery::GalleryTheme( rName ) );
 
    return aRet;
}
 
 
uno::Sequence< OUString > SAL_CALL GalleryThemeProvider::getElementNames()
{
    const SolarMutexGuard aGuard;
    sal_uInt32                          i = 0, nCount = ( mpGallery ? mpGallery->GetThemeCount() : 0 ), nRealCount = 0;
    uno::Sequence< OUString >    aSeq( nCount );
    auto aSeqRange = asNonConstRange(aSeq);
 
    for( ; i < nCount; ++i )
    {
        const GalleryThemeEntry* pEntry = mpGallery->GetThemeInfo( i );
 
        if( mbHiddenThemes || !pEntry->IsHidden() )
            aSeqRange[ nRealCount++ ] = pEntry->GetThemeName();
    }
 
    aSeq.realloc( nRealCount );
 
    return aSeq;
}
 
 
sal_Bool SAL_CALL GalleryThemeProvider::hasByName( const OUString& rName )
{
    const SolarMutexGuard aGuard;
 
    bool bRet = false;
 
    if( mpGallery && mpGallery->HasTheme( rName ) )
        bRet = ( mbHiddenThemes || !mpGallery->GetThemeInfo( rName )->IsHidden() );
 
    return bRet;
}
 
 
uno::Reference< gallery::XGalleryTheme > SAL_CALL GalleryThemeProvider::insertNewByName( const OUString& rThemeName )
{
    const SolarMutexGuard aGuard;
    uno::Reference< gallery::XGalleryTheme >    xRet;
 
    if( mpGallery )
    {
        if( mpGallery->HasTheme( rThemeName ) )
        {
            throw container::ElementExistException();
        }
        else if( mpGallery->CreateTheme( rThemeName ) )
        {
            xRet = new ::unogallery::GalleryTheme( rThemeName );
        }
    }
 
    return xRet;
}
 
 
void SAL_CALL GalleryThemeProvider::removeByName( const OUString& rName )
{
    const SolarMutexGuard aGuard;
 
    if( !mpGallery ||
        !mpGallery->HasTheme( rName ) ||
        ( !mbHiddenThemes && mpGallery->GetThemeInfo( rName )->IsHidden() ) )
    {
        throw container::NoSuchElementException();
    }
 
    mpGallery->RemoveTheme( rName );
}
 
}
 
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_comp_gallery_GalleryThemeProvider_get_implementation(
    css::uno::XComponentContext *,
    css::uno::Sequence<css::uno::Any> const &)
{
    return cppu::acquire(new GalleryThemeProvider);
}
 
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