diff options
Diffstat (limited to 'winaccessibility/source/UAccCOM/AccEditableText.cxx')
| -rw-r--r-- | winaccessibility/source/UAccCOM/AccEditableText.cxx | 494 |
1 files changed, 494 insertions, 0 deletions
diff --git a/winaccessibility/source/UAccCOM/AccEditableText.cxx b/winaccessibility/source/UAccCOM/AccEditableText.cxx new file mode 100644 index 0000000000..212546e12e --- /dev/null +++ b/winaccessibility/source/UAccCOM/AccEditableText.cxx @@ -0,0 +1,494 @@ +/* -*- 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 . + */ + +/** + * AccEditableText.cpp : Implementation of CUAccCOMApp and DLL registration. + */ +#include "stdafx.h" +#include <UAccCOM.h> +#include "AccEditableText.h" + +#include <vcl/svapp.hxx> +#include <o3tl/char16_t2wchar_t.hxx> + +#include <com/sun/star/accessibility/XAccessible.hpp> +#include <com/sun/star/accessibility/XAccessibleContext.hpp> +#include <com/sun/star/accessibility/XAccessibleText.hpp> +#include <com/sun/star/awt/FontSlant.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/style/LineSpacing.hpp> +#include <com/sun/star/style/TabStop.hpp> +#include <vector> + +using namespace com::sun::star::accessibility; +using namespace com::sun::star::uno; +using namespace com::sun::star::awt; +using namespace com::sun::star::beans; + +/** + * Copy a range of text to the clipboard. + * + * @param startOffset the start offset of copying. + * @param endOffset the end offset of copying. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::copyText(long startOffset, long endOffset) +{ + SolarMutexGuard g; + + try { + + if(!pRXEdtTxt.is()) + { + return E_FAIL; + } + + if ( GetXInterface()->copyText( startOffset, endOffset ) ) + return S_OK; + + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Deletes a range of text. + * + * @param startOffset the start offset of deleting. + * @param endOffset the end offset of deleting. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::deleteText(long startOffset, long endOffset) +{ + SolarMutexGuard g; + + try { + + if( !pRXEdtTxt.is() ) + return E_FAIL; + + if( GetXInterface()->deleteText( startOffset, endOffset ) ) + return S_OK; + + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Inserts text at a specified offset. + * + * @param offset the offset of inserting. + * @param text the text to be inserted. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::insertText(long offset, BSTR * text) +{ + SolarMutexGuard g; + + try { + + if (text == nullptr) + return E_INVALIDARG; + + if( !pRXEdtTxt.is() ) + return E_FAIL; + + OUString ouStr(o3tl::toU(*text)); + + if( GetXInterface()->insertText( ouStr, offset ) ) + return S_OK; + + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Cuts a range of text to the clipboard. + * + * @param startOffset the start offset of cutting. + * @param endOffset the end offset of cutting. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::cutText(long startOffset, long endOffset) +{ + SolarMutexGuard g; + + try { + + if( !pRXEdtTxt.is() ) + return E_FAIL; + + if( GetXInterface()->cutText( startOffset, endOffset ) ) + return S_OK; + + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Pastes text from clipboard at specified offset. + * + * @param offset the offset of pasting. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::pasteText(long offset) +{ + SolarMutexGuard g; + + try { + + if( !pRXEdtTxt.is() ) + return E_FAIL; + + if( GetXInterface()->pasteText( offset ) ) + return S_OK; + + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Replaces range of text with new text. + * + * @param startOffset the start offset of replacing. + * @param endOffset the end offset of replacing. + * @param text the replacing text. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::replaceText(long startOffset, long endOffset, BSTR * text) +{ + SolarMutexGuard g; + + try { + + if (text == nullptr) + return E_INVALIDARG; + if( !pRXEdtTxt.is() ) + return E_FAIL; + + OUString ouStr(o3tl::toU(*text)); + + if( GetXInterface()->replaceText( startOffset,endOffset, ouStr) ) + return S_OK; + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Sets attributes of range of text. + * + * @param startOffset the start offset. + * @param endOffset the end offset. + * @param attributes the attribute text. + * @param success the boolean result to be returned. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::setAttributes(long startOffset, long endOffset, BSTR * attributes) +{ + SolarMutexGuard g; + + try { + + if (attributes == nullptr) + return E_INVALIDARG; + if( !pRXEdtTxt.is() ) + return E_FAIL; + + OUString ouStr(o3tl::toU(*attributes)); + + std::vector< OUString > vecAttr; + for (sal_Int32 nIndex {0}; nIndex >= 0; ) + vecAttr.push_back(ouStr.getToken(0, ';', nIndex)); + + Sequence< PropertyValue > beanSeq(vecAttr.size()); + auto beanSeqRange = asNonConstRange(beanSeq); + for(std::vector<OUString>::size_type i = 0; i < vecAttr.size(); i ++) + { + OUString attr = vecAttr[i]; + sal_Int32 nPos = attr.indexOf(':'); + if(nPos > -1) + { + OUString attrName = attr.copy(0, nPos); + OUString attrValue = attr.copy(nPos + 1); + beanSeqRange[i].Name = attrName; + get_AnyFromOLECHAR(attrName, attrValue, beanSeqRange[i].Value); + } + } + + if( GetXInterface()->setAttributes( startOffset,endOffset, beanSeq) ) + return S_OK; + + return E_FAIL; + + } catch(...) { return E_FAIL; } +} + +/** + * Convert attributes string to Any type. + * + * @param ouName the string of attribute name. + * @param ouValue the string of attribute value. + * @param rAny the Any object to be returned. + */ +void CAccEditableText::get_AnyFromOLECHAR(std::u16string_view ouName, const OUString &ouValue, Any &rAny) +{ + if(ouName == u"CharBackColor" || + ouName == u"CharColor" || + ouName == u"ParaAdjust" || + ouName == u"ParaFirstLineIndent" || + ouName == u"ParaLeftMargin" || + ouName == u"ParaRightMargin" || + ouName == u"ParaTopMargin" || + ouName == u"ParaBottomMargin" || + ouName == u"CharFontPitch" ) + { + // Convert to int. + // NOTE: CharFontPitch is not implemented in java file. + sal_Int32 nValue = ouValue.toInt32(); + rAny.setValue(&nValue, cppu::UnoType<sal_Int32>::get()); + } + else if(ouName == u"CharShadowed" || + ouName == u"CharContoured" ) + { + // Convert to boolean. + rAny <<= ouValue.toBoolean(); + } + else if(ouName == u"CharEscapement" || + ouName == u"CharStrikeout" || + ouName == u"CharUnderline" || + ouName == u"CharFontPitch" ) + { + // Convert to short. + short nValue = static_cast<short>(ouValue.toInt32()); + rAny.setValue(&nValue, cppu::UnoType<short>::get()); + } + else if(ouName == u"CharHeight" || + ouName == u"CharWeight" ) + { + // Convert to float. + float fValue = ouValue.toFloat(); + rAny.setValue(&fValue, cppu::UnoType<float>::get()); + } + else if(ouName == u"CharFontName" ) + { + // Convert to string. + rAny.setValue(&ouValue, cppu::UnoType<OUString>::get()); + } + else if(ouName == u"CharPosture" ) + { + // Convert to FontSlant. + css::awt::FontSlant fontSlant = static_cast<css::awt::FontSlant>(ouValue.toInt32()); + rAny.setValue(&fontSlant, cppu::UnoType<css::awt::FontSlant>::get()); + } + else if(ouName == u"ParaTabStops" ) + { + + // Convert to the Sequence with TabStop element. + std::vector< css::style::TabStop > vecTabStop; + css::style::TabStop tabStop; + OUString ouSubValue; + sal_Int32 pos = 0, posComma = 0; + + do + { + // Position. + pos = ouValue.indexOf("Position=", pos); + if(pos != -1) + { + posComma = ouValue.indexOf(',', pos + 9); // 9 = length of "Position=". + if(posComma != -1) + { + ouSubValue = ouValue.copy(pos + 9, posComma - pos - 9); + tabStop.Position = ouSubValue.toInt32(); + pos = posComma + 1; + + // TabAlign. + pos = ouValue.indexOf("TabAlign=", pos); + if(pos != -1) + { + posComma = ouValue.indexOf(',', pos + 9); // 9 = length of "TabAlign=". + if(posComma != -1) + { + ouSubValue = ouValue.copy(pos + 9, posComma - pos - 9); + tabStop.Alignment = static_cast<css::style::TabAlign>(ouSubValue.toInt32()); + pos = posComma + 1; + + // DecimalChar. + pos = ouValue.indexOf("DecimalChar=", pos); + if(pos != -1) + { + posComma = ouValue.indexOf(',', pos + 11); // 11 = length of "TabAlign=". + if(posComma != -1) + { + ouSubValue = ouValue.copy(pos + 11, posComma - pos - 11); + tabStop.DecimalChar = ouSubValue.toChar(); + pos = posComma + 1; + + // FillChar. + pos = ouValue.indexOf("FillChar=", pos); + if(pos != -1) + { + posComma = ouValue.indexOf(',', pos + 9); // 9 = length of "TabAlign=". + if(posComma != -1) + { + ouSubValue = ouValue.copy(pos + 9, posComma - pos - 9); + tabStop.DecimalChar = ouSubValue.toChar(); + pos = posComma + 1; + + // Complete TabStop element. + vecTabStop.push_back(tabStop); + } + else + break; // No match comma. + } + else + break; // No match FillChar. + } + else + break; // No match comma. + } + else + break; // No match DecimalChar. + } + else + break; // No match comma. + } + else + break; // No match TabAlign. + } + else + break; // No match comma. + } + else + break; // No match Position. + } + while(pos < ouValue.getLength()); + + + // Dump into Sequence. + int iSeqLen = vecTabStop.empty() ? 1 : vecTabStop.size(); + Sequence< css::style::TabStop > seqTabStop(iSeqLen); + auto pseqTabStop = seqTabStop.getArray(); + + if (!vecTabStop.empty()) + { + // Dump every element. + for(int i = 0; i < iSeqLen; i ++) + { + pseqTabStop[i] = vecTabStop[i]; + } + } + else + { + // Create default value. + pseqTabStop[0].Position = 0; + pseqTabStop[0].Alignment = css::style::TabAlign_DEFAULT; + pseqTabStop[0].DecimalChar = '.'; + pseqTabStop[0].FillChar = ' '; + } + + // Assign to Any object. + rAny.setValue(&seqTabStop, cppu::UnoType<Sequence< css::style::TabStop >>::get()); + } + else if(ouName == u"ParaLineSpacing" ) + { + // Parse value string. + css::style::LineSpacing lineSpacing; + OUString ouSubValue; + sal_Int32 pos = 0, posComma = 0; + + pos = ouValue.indexOf("Mode=", pos); + if(pos != -1) + { + posComma = ouValue.indexOf(',', pos + 5); // 5 = length of "Mode=". + if(posComma != -1) + { + ouSubValue = ouValue.copy(pos + 5, posComma - pos - 5); + lineSpacing.Mode = static_cast<sal_Int16>(ouSubValue.toInt32()); + pos = posComma + 1; + + pos = ouValue.indexOf("Height=", pos); + if(pos != -1) + { + ouSubValue = ouValue.copy(pos + 7); + lineSpacing.Height = static_cast<sal_Int16>(ouSubValue.toInt32()); + } + else + { + lineSpacing.Height = sal_Int16(100); // Default height. + } + } + else + { + lineSpacing.Height = sal_Int16(100); // Default height. + } + } + else + { + // Default Mode and Height. + lineSpacing.Mode = sal_Int16(0); + lineSpacing.Height = sal_Int16(100); // Default height. + } + + // Convert to Any object. + rAny.setValue(&lineSpacing, cppu::UnoType<css::style::LineSpacing>::get()); + } + else + { + // Do nothing. + sal_Int32 nDefault = 0; + rAny.setValue(&nDefault, cppu::UnoType<sal_Int32>::get()); + } +} + +/** + * Override of IUNOXWrapper. + * + * @param pXInterface the pointer of UNO interface. + */ +COM_DECLSPEC_NOTHROW STDMETHODIMP CAccEditableText::put_XInterface(hyper pXInterface) +{ + // internal IUNOXWrapper - no mutex meeded + + try { + + CUNOXWrapper::put_XInterface(pXInterface); + //special query. + if(pUNOInterface == nullptr) + return E_FAIL; + Reference<XAccessibleContext> pRContext = pUNOInterface->getAccessibleContext(); + if( !pRContext.is() ) + { + return E_FAIL; + } + Reference<XAccessibleEditableText> pRXI(pRContext,UNO_QUERY); + if( !pRXI.is() ) + pRXEdtTxt = nullptr; + else + pRXEdtTxt = pRXI.get(); + return S_OK; + + } catch(...) { return E_FAIL; } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |