DescriptionGenerator.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
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#include <DescriptionGenerator.hxx>
#include <com/sun/star/beans/PropertyState.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/XPropertyState.hpp>
#include <com/sun/star/container/XNamed.hpp>
#include <com/sun/star/drawing/XShape.hpp>
#include <vcl/svapp.hxx>

// Includes for string resources.
#include <svx/strings.hrc>
#include <svx/dialmgr.hxx>

#include "lookupcolorname.hxx"

using namespace ::com::sun::star;

namespace accessibility
{
DescriptionGenerator::DescriptionGenerator(const uno::Reference<drawing::XShape>& xShape)
    : mxShape(xShape)
    , mxSet(mxShape, uno::UNO_QUERY)
    , mbIsFirstProperty(true)
{
}

DescriptionGenerator::~DescriptionGenerator() {}

void DescriptionGenerator::Initialize(const char* pResourceId)
{
    // Get the string from the resource for the specified id.
    OUString sPrefix;
    {
        SolarMutexGuard aGuard;
        sPrefix = SvxResId(pResourceId);
    }

    // Forward the call with the resulting string.
    Initialize(sPrefix);
}

void DescriptionGenerator::Initialize(const OUString& sPrefix)
{
    msDescription = sPrefix;
    if (!mxSet.is())
        return;

    {
        SolarMutexGuard aGuard;

        msDescription.append(' ');
        msDescription.append(SvxResId(RID_SVXSTR_A11Y_WITH));
        msDescription.append(' ');

        msDescription.append(SvxResId(RID_SVXSTR_A11Y_STYLE));
        msDescription.append('=');
    }

    try
    {
        if (mxSet.is())
        {
            uno::Any aValue = mxSet->getPropertyValue("Style");
            uno::Reference<container::XNamed> xStyle(aValue, uno::UNO_QUERY);
            if (xStyle.is())
                msDescription.append(xStyle->getName());
        }
        else
            msDescription.append("<no style>");
    }
    catch (const css::beans::UnknownPropertyException&)
    {
        msDescription.append("<unknown>");
    }
}

OUString DescriptionGenerator::operator()()
{
    msDescription.append('.');
    return msDescription.makeStringAndClear();
}

void DescriptionGenerator::AddProperty(const OUString& sPropertyName, PropertyType aType)
{
    uno::Reference<beans::XPropertyState> xState(mxShape, uno::UNO_QUERY);
    if (!xState.is()
        || xState->getPropertyState(sPropertyName) == beans::PropertyState_DEFAULT_VALUE)
        return;

    if (!mxSet.is())
        return;

    // Append a separator from previous Properties.
    if (!mbIsFirstProperty)
        msDescription.append(',');
    else
    {
        SolarMutexGuard aGuard;

        msDescription.append(' ');
        msDescription.append(SvxResId(RID_SVXSTR_A11Y_AND));
        msDescription.append(' ');
        mbIsFirstProperty = false;
    }

    // Delegate to type specific property handling.
    switch (aType)
    {
        case PropertyType::Color:
            AddColor(sPropertyName);
            break;
        case PropertyType::Integer:
            AddInteger(sPropertyName);
            break;
    }
}

void DescriptionGenerator::AppendString(std::u16string_view sString)
{
    msDescription.append(sString);
}

void DescriptionGenerator::AddColor(const OUString& sPropertyName)
{
    msDescription.append('=');

    try
    {
        tools::Long nValue(0);
        if (mxSet.is())
        {
            uno::Any aValue = mxSet->getPropertyValue(sPropertyName);
            aValue >>= nValue;
        }

        msDescription.append(lookUpColorName(nValue));
    }
    catch (const css::beans::UnknownPropertyException&)
    {
        msDescription.append("<unknown>");
    }
}

void DescriptionGenerator::AddInteger(const OUString& sPropertyName)
{
    msDescription.append('=');

    try
    {
        if (mxSet.is())
        {
            uno::Any aValue = mxSet->getPropertyValue(sPropertyName);
            tools::Long nValue = 0;
            aValue >>= nValue;
            msDescription.append(nValue);
        }
    }
    catch (const css::beans::UnknownPropertyException&)
    {
        msDescription.append("<unknown>");
    }
}

} // end of namespace accessibility

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