142 lines
5.8 KiB
C++
142 lines
5.8 KiB
C++
/*
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* Copyright (C) 2012 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "DictationCommand.h"
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#include "AlternativeTextController.h"
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#include "Document.h"
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#include "DocumentMarkerController.h"
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#include "Frame.h"
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#include "FrameSelection.h"
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#include "InsertParagraphSeparatorCommand.h"
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#include "InsertTextCommand.h"
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#include "Text.h"
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namespace WebCore {
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class DictationCommandLineOperation {
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public:
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DictationCommandLineOperation(DictationCommand* dictationCommand)
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: m_dictationCommand(dictationCommand)
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{ }
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void operator()(size_t lineOffset, size_t lineLength, bool isLastLine) const
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{
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if (lineLength > 0)
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m_dictationCommand->insertTextRunWithoutNewlines(lineOffset, lineLength);
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if (!isLastLine)
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m_dictationCommand->insertParagraphSeparator();
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}
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private:
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DictationCommand* m_dictationCommand;
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};
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class DictationMarkerSupplier : public TextInsertionMarkerSupplier {
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public:
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static Ref<DictationMarkerSupplier> create(const Vector<DictationAlternative>& alternatives)
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{
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return adoptRef(*new DictationMarkerSupplier(alternatives));
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}
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void addMarkersToTextNode(Text& textNode, unsigned offsetOfInsertion, const String& textToBeInserted) override
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{
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auto& markerController = textNode.document().markers();
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for (auto& alternative : m_alternatives) {
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DocumentMarker::DictationData data { alternative.context, textToBeInserted.substring(alternative.range.location, alternative.range.length) };
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markerController.addMarker(textNode, alternative.range.location + offsetOfInsertion, alternative.range.length, DocumentMarker::DictationAlternatives, WTFMove(data));
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markerController.addMarker(textNode, alternative.range.location + offsetOfInsertion, alternative.range.length, DocumentMarker::SpellCheckingExemption);
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}
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}
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protected:
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DictationMarkerSupplier(const Vector<DictationAlternative>& alternatives)
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: m_alternatives(alternatives)
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{
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}
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private:
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Vector<DictationAlternative> m_alternatives;
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};
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DictationCommand::DictationCommand(Document& document, const String& text, const Vector<DictationAlternative>& alternatives)
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: TextInsertionBaseCommand(document)
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, m_textToInsert(text)
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, m_alternatives(alternatives)
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{
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}
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void DictationCommand::insertText(Document& document, const String& text, const Vector<DictationAlternative>& alternatives, const VisibleSelection& selectionForInsertion)
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{
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RefPtr<Frame> frame = document.frame();
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ASSERT(frame);
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VisibleSelection currentSelection = frame->selection().selection();
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String newText = dispatchBeforeTextInsertedEvent(text, selectionForInsertion, false);
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RefPtr<DictationCommand> cmd;
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if (newText == text)
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cmd = DictationCommand::create(document, newText, alternatives);
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else
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// If the text was modified before insertion, the location of dictation alternatives
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// will not be valid anymore. We will just drop the alternatives.
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cmd = DictationCommand::create(document, newText, Vector<DictationAlternative>());
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applyTextInsertionCommand(frame.get(), *cmd, selectionForInsertion, currentSelection);
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}
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void DictationCommand::doApply()
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{
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DictationCommandLineOperation operation(this);
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forEachLineInString(m_textToInsert, operation);
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postTextStateChangeNotification(AXTextEditTypeDictation, m_textToInsert);
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}
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void DictationCommand::insertTextRunWithoutNewlines(size_t lineStart, size_t lineLength)
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{
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Vector<DictationAlternative> alternativesInLine;
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collectDictationAlternativesInRange(lineStart, lineLength, alternativesInLine);
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auto command = InsertTextCommand::createWithMarkerSupplier(document(), m_textToInsert.substring(lineStart, lineLength), DictationMarkerSupplier::create(alternativesInLine), EditAction::Dictation);
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applyCommandToComposite(WTFMove(command), endingSelection());
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}
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void DictationCommand::insertParagraphSeparator()
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{
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if (!canAppendNewLineFeedToSelection(endingSelection()))
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return;
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applyCommandToComposite(InsertParagraphSeparatorCommand::create(document(), false, false, EditAction::Dictation));
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}
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void DictationCommand::collectDictationAlternativesInRange(size_t rangeStart, size_t rangeLength, Vector<DictationAlternative>& alternatives)
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{
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for (auto& alternative : m_alternatives) {
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if (alternative.range.location >= rangeStart && (alternative.range.location + alternative.range.length) <= rangeStart + rangeLength)
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alternatives.append({ { alternative.range.location - rangeStart, alternative.range.length }, alternative.context });
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}
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}
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}
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